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CN-117548266-B - Spraying device and spraying method of fire extinguisher

CN117548266BCN 117548266 BCN117548266 BCN 117548266BCN-117548266-B

Abstract

The invention relates to the technical field of spraying of fire extinguishers, in particular to a spraying device of a fire extinguisher, which comprises a spraying chamber, a baking room, a feeding chamber, a machine body with a turning-back chamber, a conveying mechanism and a feeding device, wherein the feeding device at least comprises a supporting mode and a dust collection mode, in the supporting mode, the feeding device at least forms a supporting area for placing the bottom of a fire extinguisher bottle, the fire extinguisher bottle can be placed on the supporting area and hung by a lifting appliance in the feeding chamber, in the dust collection mode, the feeding device at least forms a dust collection cavity for the fire extinguisher bottle to enter, and the fire extinguisher bottle can enter or leave the dust collection cavity in the hanging and moving process of the lifting appliance.

Inventors

  • CHEN XIAOLONG

Assignees

  • 浙江科泰安全科技有限公司

Dates

Publication Date
20260508
Application Date
20231113

Claims (9)

  1. 1.A spraying device of a fire extinguisher, comprising: A machine body (1) provided with a spraying chamber (10) and a curing barn (11); The spraying head is arranged in the spraying chamber (10) and sprays the fire extinguisher bottle; The conveying mechanism can convey a plurality of lifting appliances for hanging fire extinguisher bottles and drive each lifting appliance to pass through the spraying room (10) and the curing barn (11); The spraying machine is characterized in that the machine body (1) consists of a main machine body and a secondary machine body (1 a), wherein the secondary machine body (1 a) is provided with a feeding chamber (40) communicated with a spraying chamber (10) and a turning-back chamber (41) communicated with the feeding chamber (40), and a feeding device capable of circularly moving between the feeding chamber (40) and the turning-back chamber (41) is arranged on the secondary machine body (1 a); Wherein, the feeding device at least has a supporting mode and a dust collection mode; In the supporting mode, the feeding device forms at least a supporting area for placing the bottom of the fire extinguisher bottle, and the fire extinguisher bottle can be placed on the supporting area and hung by the lifting appliance in the feeding chamber (40); in the dust collection mode, the feeding device at least forms a dust collection cavity for a fire extinguisher bottle to enter, and the fire extinguisher bottle can enter or leave the dust collection cavity in the process of being hung and moved by the lifting appliance; the loading attachment includes: the chain wheel structure consists of a plurality of chain wheels (50) which are arranged on the auxiliary machine body (1 a) at intervals in a rotatable mode; A chain (51) which is connected between the chain wheels (50) in a transmission manner and can circularly move in the feeding chamber (40) and the turning-back chamber (41); A plurality of bases (52) which are arranged on the chain (51) at intervals and can move along with the chain (51); A dust removing body (60) which is arranged on the base (52) and is provided with a dust removing cavity; the support body is lifted and moved in the dust removing cavity and is provided with a dust discharging port (61 a); wherein the dust removing cavity can be supplied with air by an air supply system, and the support body can be driven to lift by a driver (61 b); When the supporting body rises and is exposed from the top of the dust removing cavity, a supporting area which is positioned at the top of the dust removing cavity and used for placing a fire extinguisher bottle is formed; When the support body descends and is positioned at the bottom of the dust removing cavity, the dust removing cavity is opened and is used for the fire extinguisher bottle to enter.
  2. 2. A spraying device of a fire extinguisher according to claim 1, wherein said dust removing body (60) comprises: a first body (600) having the dust removal chamber; The filter screen (601) is arranged in the dust removing cavity and divides the dust removing cavity into an inner cavity (601 a) and an outer cavity (601 b); an air inlet nozzle (602) which is arranged on the side wall of the first body (600) and is communicated with the outer cavity (601 b); the support body includes: A second body (610) controlled by a driver (61 b) to move up and down in the inner cavity (601 a); the supporting table (611) is formed on the top of the second body (610) and can be exposed from the top of the dust removing cavity when the second body (610) ascends.
  3. 3. The spraying device of a fire extinguisher as claimed in claim 2, wherein the first body (600) is provided with a first cleaning port (71) communicating with the outer cavity (601 b), the second body (610) is provided with a second cleaning port (72) communicating with the inner cavity (601 a), the base (52) is provided with a cleaning mechanism capable of cleaning the outer cavity (601 b) and/or the inner cavity (601 a) through the first cleaning port (71) and/or the second cleaning port (72), and the cleaning mechanism comprises: the dust extraction cavity is formed in the base (52) and is composed of a first dust extraction cavity (81) and a second dust extraction cavity (82) which are mutually communicated; The dust extraction body consists of a first dust extraction body (821) moving in the first dust extraction cavity (81) and a second dust extraction body (822) moving in the second dust extraction cavity (82); the return spring consists of a first return spring (831) arranged in the first dust extraction cavity (81) and a second return spring (832) arranged in the second dust extraction cavity (82); A driving shaft (84) which moves in the first dust pumping cavity (81) and one end of which passes out of the first dust pumping cavity (81); The dust exhaust pipe consists of a first dust exhaust pipe (851) communicated with the first dust suction cavity (81) and a second dust exhaust pipe (852) communicated with the second dust suction cavity (82); The first dust extraction cavity (81) is communicated with the second cleaning port (72) through a first dust extraction pipe (811), the second dust extraction cavity (82) is communicated with the first cleaning port (71) through a second dust extraction pipe (812), and check valves (86) are arranged on the first dust extraction pipe (811), the second dust extraction pipe (812), the first dust exhaust pipe (851) and the second dust exhaust pipe (852); When the first dust pumping body (821) and/or the second dust pumping body (822) are controlled by the driving shaft (84) to move in the first dust pumping cavity (81) and/or the second dust pumping cavity (82), the first dust pumping body (821) and/or the second dust pumping body (822) can discharge impurities in the first dust pumping cavity (81) and/or the second dust pumping cavity (82) from the dust discharge pipe; When the first dust pumping body (821) and/or the second dust pumping body (822) are reset by the reset spring, the first dust pumping cavity (81) and/or the second dust pumping cavity (82) can pump impurities in the outer cavity (601 b) and/or the inner cavity (601 a) into the first dust pumping cavity (81) and/or the second dust pumping cavity (82) through the first dust pumping pipe (811) and/or the second dust pumping pipe (812).
  4. 4. A spraying device of a fire extinguisher as claimed in claim 3, wherein the auxiliary body (1 a) is further provided with a rail structure for moving an end of the driving shaft (84), wherein the rail structure comprises: a guide rail body (91); a fixed body (92); The guide rail body (91) is fixed on the auxiliary machine body (1 a) by a fixing body (92), and the guide rail body (91) consists of a straight line section guide area and a wave section guide area.
  5. 5. A spraying device of a fire extinguisher as claimed in any one of claims 2 to 4, wherein a clamping structure is formed at the top of the first body, wherein the clamping structure comprises: a holding piece (930) rotatably provided on the top of the first body (600) through a rotation shaft (931); A driven gear (932) mounted on each rotating shaft (931); a driving gear (933) rotatably provided on the top of the first body (600); A drive ring gear (934) which is coaxially provided with the first body (600) and has an inner ring gear meshed with each driven gear (932) and an outer ring gear meshed with the drive gear (933); a support groove, a first support groove (941) formed on the drive gear (933) and a second support groove (942) formed on the drive ring gear (934); The support rod consists of a first support rod (951) which is arranged on the first body (600) and moves in the first support groove (941) and a second support rod (952) which is arranged on the first body (600) and moves in the second support groove (942); The driving gear (933) is provided with a threaded driving cavity (96) which longitudinally penetrates through, a lifting shaft (97) which can penetrate through the threaded driving cavity (96) is arranged in the first body (600), and threaded driving shafts (98 a,98 b) which are matched with the threaded driving cavity (96) are arranged on the lifting shaft (97); The clamping piece (930) is provided with at least a first clamping edge (930 a) for clamping the fire extinguisher bottle and a second clamping edge (930 b) for clamping the lifting appliance.
  6. 6. The spraying device of a fire extinguisher as claimed in claim 5, wherein the clamping piece (930) is formed therein with a gas injection cavity supplied with gas by a gas supply system, and a plurality of gas injection holes communicating with the gas injection cavity are formed in the clamping piece (930).
  7. 7. A method of spraying a fire extinguisher using the spraying apparatus according to claim 6, comprising the steps of: S1, feeding bottles, namely placing fire extinguisher bottles in each supporting area of a feeding device, clamping the fire extinguisher bottles by a first clamping edge of a clamping structure, conveying the fire extinguisher bottles into a feeding chamber through conveying of the feeding device, conveying a lifting appliance and the fire extinguisher bottles by a conveying mechanism to keep the same vertical line, driving the lifting appliance to descend, inserting the lifting appliance into the fire extinguisher bottles from the bottle mouth of the fire extinguisher bottles, and fixing the fire extinguisher bottles to finish the bottle feeding operation; s2, spraying, namely conveying the fire extinguisher bottle into a spraying chamber by a conveying mechanism through a lifting appliance, and spraying by a spraying head; S3, drying, namely conveying the fire extinguisher bottle sprayed by the spraying chamber into a curing barn by a conveying mechanism for drying, and leaving the curing barn after baking to finish the spraying work of the fire extinguisher bottle; Before step S2, the fire extinguisher bottle can be sent into the dust removing cavity by the lifting appliance of the conveying mechanism, and dust removing work is carried out in the dust removing cavity.
  8. 8. The method for spraying a fire extinguisher according to claim 7, wherein the fire extinguisher bottle is subjected to the following dust removing steps in sequence when entering the dust removing cavity for removing dust, wherein the dust removing steps comprise: p1, when a fire extinguisher bottle on a supporting area of the feeding device is taken away by a lifting appliance, the supporting body is controlled by a driver to descend, and a dust removing cavity is formed in the dust removing body; P2, after the fire extinguisher bottle is controlled by the lifting appliance to enter the dust removing cavity, keeping the same travelling speed with the feeding device, then controlling a second clamping edge of the clamping structure to clamp the lifting appliance, and simultaneously sealing the top of the dust removing cavity by using the clamping structure; The gas supply system supplies gas to the dust removing cavity and the gas injection cavity thereof respectively, the gas entering the dust removing cavity is filtered by the filter screen and sprayed to the circumferential outer wall of the fire extinguisher bottle, the gas entering the gas injection cavity is sprayed out from the gas injection hole, and the impurities falling from the fire extinguisher bottle are conveyed towards the dust discharging port, so that dust discharging and/or dust sinking work is completed; And P4, after the step P3 is completed, the supporting body is lifted, the clamping structure is opened in the process of the supporting body, and then the fire extinguisher bottle leaves the dust removing cavity under the control of the lifting appliance and is controlled by the conveying mechanism to enter the spraying chamber.
  9. 9. The method for spraying a fire extinguisher according to claim 8, wherein the feeding device enters the turn-back chamber through the feeding chamber to perform the self-cleaning step after the step P4 is completed, wherein the self-cleaning step comprises: after the feeding device enters the foldback chamber, the supporting body is controlled by the driver to rise, the top of the dust removing cavity is closed, and meanwhile, a supporting area is formed at the top of the feeding device and the feeding device waits for a bottle to be fed; L2, when the feeding device passes through the wave section guide area of the guide rail structure, the driving shaft is controlled by the wave section guide area to perform reciprocating telescopic operation, and when the driving shaft stretches, the driving shaft is matched with the reset spring to drive the dust pumping body in the dust pumping cavity to perform dust pumping and dust discharging operation; In step L2, when the driving shaft passes through the guiding area of the wave section, the driving shaft firstly performs a retracting movement, and extrudes the first dust extraction body and the second dust extraction body to discharge substances in the first dust extraction cavity and the second dust extraction cavity respectively, and performs an extending movement, the first dust extraction body and the second dust extraction body are driven to reset by a reset spring respectively, and impurities in the inner cavity and the outer cavity are extracted through the first dust extraction cavity and the second dust extraction cavity; During the process of pumping out the outer cavity and the impurities in the inner cavity, the air supply system supplies air to the outer cavity or the inner cavity, flows around the inner cavity and/or the outer cavity, and then brings out the impurities in the inner cavity and/or the outer cavity.

Description

Spraying device and spraying method of fire extinguisher Technical Field The invention relates to the technical field of spraying of fire extinguishers, in particular to a spraying device and a spraying method of a fire extinguisher. Background Fire extinguishers are common fire-fighting equipment at present, and fire extinguishers are needed at various public places or places which are very easy to generate fire disaster, and different fire extinguishers (such as dry powder fire extinguishers, foam fire extinguishers and the like) are arranged according to different fire causes at present. At present, in order to improve the quality and recognition degree of a fire extinguisher bottle, a fire extinguisher is usually required to be sprayed after the fire extinguisher body is formed and before filling, however, the prior spraying technology needs to send the fire extinguisher bodies into a cleaning chamber for blowing and cleaning before spraying the fire extinguisher bodies, and then the fire extinguisher bodies are transported by a lifting appliance and enter a spraying chamber for spraying, so that the impurity of the fire extinguisher bodies can be relatively reduced, but the following unaided parts exist: Firstly, the cleaning room has larger space, and when the fire extinguisher body is cleaned, dead cleaning angles are easy to exist, so the defect of poor cleaning effect exists; Secondly, the problem of re-adsorbing impurities back to the fire extinguisher bottle body exists in the feeding process (namely, the process of loading the fire extinguisher bottle with a lifting appliance) after cleaning and the subsequent conveying process (before entering a spraying room). In summary, the above-mentioned drawbacks affect the spraying effect of the fire extinguisher, and thus improvement is needed. Disclosure of Invention Aiming at the defects existing in the prior art, the invention aims to provide a spraying device and a spraying method of a fire extinguisher, which aim to solve the problems in the prior art. The technical scheme of the invention is realized in such a way that the spraying device of the fire extinguisher comprises: the machine body is provided with a spraying chamber and a curing barn; the spraying head is arranged in the spraying chamber and sprays the fire extinguisher bottle; the conveying mechanism can convey a plurality of lifting appliances for hanging fire extinguisher bottles and drive each lifting appliance to pass through the spraying room and the curing barn; The spraying machine is characterized in that the machine body consists of a main machine body and an auxiliary machine body, wherein the auxiliary machine body is provided with a feeding chamber communicated with a spraying chamber and a turning-back chamber communicated with the feeding chamber, and a feeding device capable of circularly moving between the feeding chamber and the turning-back chamber is arranged on the auxiliary machine body; Wherein, the feeding device at least has a supporting mode and a dust collection mode; In the supporting mode, the feeding device at least forms a supporting area for placing the bottom of the fire extinguisher bottle, and the fire extinguisher bottle can be placed on the supporting area and hung by the lifting appliance in the feeding chamber; In the dust collection mode, the feeding device at least forms a dust collection cavity for the fire extinguisher bottle to enter, and the fire extinguisher bottle can enter or leave the dust collection cavity in the process of being hung and moved by the lifting appliance. By adopting the technical scheme: According to the invention, the feeding device is arranged at the inlet of the spraying chamber of the spraying device, the feeding device not only can assist the fire extinguisher body to feed, but also can perform all-round cleaning work on the fire extinguisher body before the fire extinguisher body enters the spraying chamber, so that the device has a high cleaning effect, and meanwhile, the conveying stroke before the fire extinguisher body enters the spraying chamber after cleaning is omitted, so that the fire extinguisher body is prevented from adsorbing impurities again, and the spraying effect is ensured. Preferably, the feeding device comprises: The chain wheel structure consists of a plurality of chain wheels which are arranged on the auxiliary body in a rotatable mode at intervals; the chain is connected between the chain wheels in a transmission way and can circularly move in the feeding chamber and the turning-back chamber; the bases are arranged on the chain at intervals and can move along with the chain; The dust removing body is arranged on the base and is provided with a dust removing cavity; the support body is lifted and moved in the dust removing cavity and is provided with a dust discharging port; The dust removing cavity can be supplied with air by the air supply system, and the support body can be driven to lift by