CN-121534610-B - Pressure type proportional mixing device and application method thereof

Abstract

The invention relates to the technical field of mixing equipment, in particular to a pressure type proportional mixing device which comprises a fixed disc, wherein a mounting frame and a rotating disc are arranged on the surface of the fixed disc, a driving disc is arranged on one side of the mounting frame, a moving block is arranged on the surface of the driving disc, a rotating connecting rod is rotatably connected to the surface of the moving block, one end of the rotating connecting rod is rotatably connected with a driving lifting rod, the driving lifting rod is connected with a driven lifting rod through the fixed connecting rod, a transition pipe corresponding to a discharging pipe is arranged in the rotating disc, the position of the moving block on the surface of the driving disc is adjusted through the rotating threaded rod, the lifting stroke of a piston block in the rotating process of the driving disc is changed, and therefore materials which are filled into the mixing tank at one time are changed, a plurality of groups of feeding cylinders are continuously and quantitatively filled into the mixing tank according to proportion, the materials are prevented from being differentiated in the mixing tank, and the stirring efficiency is improved.

Inventors

• LU WENHUI
• LU FU
• LIU JINGHAN

Assignees

• 福建海鲸消防有限公司

Dates

Publication Date

20260508

Application Date

20260120

Claims (4)

1. 1. A pressure type proportioning device, comprising: Mixing tank (1), fixed disk (2) are installed to the top of mixing tank (1), the surface of fixed disk (2) is provided with mounting bracket (21) and rotary disk (5), mounting bracket (21) are provided with two sets of at least, the inside fixed mounting of mounting bracket (21) has driving motor (3), the surface mounting of mounting bracket (21) has support frame (22), the one end of support frame (22) is connected with feed cylinder (23), the inside of feed cylinder (23) is provided with piston block (27), the surface connection of piston block (27) has driven lifter (26), the bottom of feed cylinder (23) is connected with inlet pipe (28) and discharging pipe (29); One side of the mounting frame (21) is provided with a driving disc (4), the surface of the driving disc (4) is provided with a moving block (44), the driving disc (4) is fixedly connected with an output shaft of the driving motor (3), the surface of the driving disc (4) is provided with a moving groove (41), a guide rod (42) is fixedly installed inside the moving groove (41), the moving block (44) is slidably sleeved on the surface of the guide rod (42), a threaded rod (43) is fixedly installed at a position, corresponding to the moving groove (41), of the surface of the driving disc (4), the threaded rod (43) is in threaded connection with the moving block (44), one end of the threaded rod (43) is provided with a control head for controlling the threaded rod (43) to rotate, the surface of the moving block (44) is rotationally connected with a rotating connecting rod (46), one end of the rotating connecting rod (46) is rotationally connected with a driving lifting rod (24), a driving lifting rod (24) is fixedly connected with a driven lifting rod (26), a threaded rod (43) is fixedly installed at a position corresponding to the moving groove (41), and a sector-shaped gear (45) is installed at one side of the moving block (44). The inside of rotary disk (5) be provided with transition pipe (51) that discharging pipe (29) corresponds, blast pipe (52), first flexible chamber (53) and second flexible chamber (54) have been seted up in proper order to the middle part of rotary disk (5), just blast pipe (52) first flexible chamber (53) with second flexible chamber (54) intercommunication each other and run through rotary disk (5), second flexible chamber (54) with transition pipe (51) intercommunication, second flexible chamber (54) are close to one side of blending tank (1) is provided with arc panel (6), the fixed surface of arc panel (6) is connected with dead lever (61), dead lever (61) are kept away from the one end fixedly connected with scraper blade (62) of arc panel (6), scraper blade (62) slide set up in the inside of second flexible chamber (54), the fixed surface of scraper blade (62) is connected with telescopic link (64), the top fixedly connected with limiting plate (63) of telescopic link (64) is close to one side of blending tank (1) is provided with arc panel (63), one side of arc panel (6) is provided with one side of compression spring (63) is close to one side of compression plate (63), the rotary disk (5) is provided with a yielding groove (55) at a position corresponding to the transition pipe (51), a turnover plate (56) is rotatably arranged in the yielding groove (55), a torsion spring is arranged at a rotating shaft of the turnover plate (56), a third telescopic cavity (57) is arranged at one side of the turnover plate (56), a sealing ball (58) is arranged in the third telescopic cavity (57), a compression spring is arranged at the top of the sealing ball (58), the sealing ball (58) is used for sealing the transition pipe (51), a plurality of groups of extension frames (71) are fixedly arranged on the surface of the stirring shaft (7), a pressing rod (72) is fixedly arranged at the inner side of the extension frames (71), the pressing rod (72) is in sliding fit with the cambered surface plate (6), a bevel gear (59) meshed with the sector gear (45) is fixedly arranged on the surface of the rotary disk (5), a compression spring is arranged at the bottom of the bevel gear (59), a compression bearing groove (81) is arranged at the bottom of the bevel gear (59), a compression seat (81) is arranged at the bottom of the compression seat (81), and a compression seat (81) is arranged at the bottom of the compression seat (81), and the inclined plane at the top of the pressure-bearing rod (81) is in sliding fit with the sector gear (45), one side of the pressure-bearing rod (81) is fixedly connected with a positioning block (82), and the positioning block (82) is used for fixing the position of the bevel gear (59) in a matched manner with the positioning groove (591).
2. 2. Pressure type proportional mixing device according to claim 1, characterized in that the piston block (27) is in sliding engagement with the inner wall of the feed cylinder (23), the piston block (27) being used for sucking and discharging material.
3. 3. The pressure type proportional mixing device according to claim 1, wherein a first check valve (281) and a second check valve (291) are respectively installed in the feed pipe (28) and the discharge pipe (29), the first check valve (281) is used for controlling the material to flow into the interior of the feed cylinder (23), the second check valve (291) is used for controlling the material to flow out of the feed cylinder (23), and the feed pipe (28) is connected with the material storage tank.
4. 4. A method of using a pressure type proportioning device according to any one of claims 1 to 3, comprising the steps of: Connecting a feed pipe (28) with a material storage tank, starting a driving motor (3) and a driving mechanism for driving a stirring shaft (7) to rotate, driving the driving plate (4) to rotate by the driving motor (3), driving a driving lifting rod (24) to lift by the driving plate (4) through a moving block (44) and a rotating connecting rod (46), driving the stirring shaft (7) to lift in a feed cylinder (23) by the driving lifting rod (24) through a fixed connecting rod (25) and a driven lifting rod (26), sucking materials into the feed cylinder (23) through the feed pipe (28), and driving a rotating disc (5) to rotate by the driving plate (4) through a sector gear (45) and a bevel gear (59); When the discharging pipe (29) is aligned with the transition pipe (51), the sector gear (45) is separated from the bevel gear (59), meanwhile, the discharging pipe (29) extrudes the overturning plate (56) into the abdication groove (55) to enable the discharging pipe (29) to be communicated with the transition pipe (51), meanwhile, the pressure-bearing rod (81) is separated from the sector gear (45), and the positioning block (82) is driven to be inserted into the positioning groove (591) under the rebound of the compression spring, so that the position of the rotating disc (5) is fixed; The driving disc (4) continuously rotates to drive the piston block (27) to descend in the feeding cylinder (23), materials in the feeding cylinder (23) are discharged through the discharging pipe (29) and enter the mixing tank (1) through the transition pipe (51) to participate in mixing; And fourthly, the stirring shaft (7) drives a plurality of groups of extension frames (71) to do circular motion under the drive of the driving mechanism, the plurality of groups of extension frames (71) drive a pressing rod (72) to intermittently roll on the surface of the cambered surface plate (6), and the fixing rod (61) is pulled through the radian of the surface of the cambered surface plate (6) so that the fixing rod (61) scrapes materials at the outlet of the transition pipe (51).

Description

Pressure type proportional mixing device and application method thereof Technical Field The invention relates to the technical field of mixing equipment, in particular to a pressure type proportional mixing device and a using method thereof. Background The pressure type proportional mixing device is core equipment in a foam fire extinguishing system, and has the function of mixing water and foam according to a certain proportion to form uniform foam mixed liquid, wherein the accuracy of the mixing proportion and the uniformity of the mixing directly influence the fire extinguishing efficiency; in the prior art, when mixing foam and water, a certain amount of water and foam are introduced into a mixing tank through external pressure, and then are stirred through a stirring mechanism in the mixing tank, so that the mixing of the water and the foam is realized; however, after a certain amount of water and foam are introduced into the mixing tank, the water and the foam are subjected to bipolar differentiation, namely, the water and the foam are less in blending when initially introduced into the mixing tank, so that a stirring mechanism needs to stir the water and the foam for a long time, and in the stirring process, the large foam is not easy to disperse, so that the stirring is uneven. Disclosure of Invention The present invention is directed to a pressure type proportional mixing device and a method for using the same, which solve the above-mentioned problems of the prior art. In order to achieve the above purpose, the present invention provides the following technical solutions: A pressure type proportioning device comprising: The mixing tank is characterized in that a fixed disc is arranged above the mixing tank, a mounting frame and a rotating disc are arranged on the surface of the fixed disc, a supporting frame is arranged on the surface of the mounting frame, one end of the supporting frame is connected with a feeding cylinder, a piston block is arranged in the feeding cylinder, a driven lifting rod is connected to the surface of the piston block, and a feeding pipe and a discharging pipe are connected to the bottom of the feeding cylinder; A driving disc is arranged on one side of the mounting frame, a moving block is arranged on the surface of the driving disc, a rotating connecting rod is rotatably connected to the surface of the moving block, one end of the rotating connecting rod is rotatably connected with a driving lifting rod, the driving lifting rod is connected with the driven lifting rod through a fixed connecting rod, and a sector gear is arranged on the side face of the moving block; the inside of rotary disk is provided with the transition pipe that corresponds with the discharging pipe, the surface fixed mounting of rotary disk have with the bevel gear of sector gear meshing. Preferably, the mounting frame is provided with two groups at least, driving motor's inside fixed mounting of mounting frame. Preferably, the piston block is in sliding fit with the inner wall of the feeding cylinder, and the piston block is used for sucking and discharging materials. Preferably, the first one-way valve and the second one-way valve are respectively installed in the feed pipe and the discharge pipe, the first one-way valve is used for controlling the material to flow only to the inside of the feed cylinder, the second one-way valve is used for controlling the material to flow only to the outside of the feed cylinder, and the feed pipe is connected with the material storage tank. Preferably, the driving disc is fixedly connected with an output shaft of the driving motor, a moving groove is formed in the surface of the driving disc, a guide rod is fixedly installed in the moving groove, the moving block is slidably sleeved on the surface of the guide rod, a threaded rod is fixedly installed on the surface of the driving disc and at a position corresponding to the moving groove, the threaded rod is in threaded connection with the moving block, and a control head for controlling the threaded rod to rotate is arranged at one end of the threaded rod. Preferably, the middle part of rotary disk has seted up blast pipe, first flexible chamber and second flexible chamber in proper order, just the blast pipe first flexible chamber with the second flexible chamber communicates each other and runs through the rotary disk, the second flexible chamber with the transition pipe intercommunication, the second flexible chamber is close to one side of blending tank is provided with the arc panel, the fixed surface of arc panel is connected with the dead lever, the dead lever is kept away from the one end fixedly connected with scraper blade of arc panel, the scraper blade slip set up in the inside of second flexible chamber, the fixed surface of scraper blade is connected with the telescopic link, the top fixedly connected with limiting plate of telescopic link, the limiting plate slip set up in the inside of first fl