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CN-118882756-B - Vortex street flowmeter

CN118882756BCN 118882756 BCN118882756 BCN 118882756BCN-118882756-B

Abstract

The invention relates to the technical field of flowmeter equipment, in particular to a vortex shedding flowmeter, which comprises a cleaning mechanism, wherein the cleaning mechanism comprises a flowmeter body, a mounting pipe, a control valve, a pressurizing pipe, a cleaning component and a pressurizing component, the mounting pipe is communicated with one end of the flowmeter body through a bolt, the control valve is fixedly connected with one end of the mounting pipe through the bolt, and the pressurizing pipe is fixedly connected with one end of the control valve through the bolt. In the invention, when the flowmeter is used, the adjusting worm is rotated to be matched with the adjusting worm wheel to drive the first adjusting gear and the second adjusting gear to rotate, and then under the position limitation of the first clamping frame and the second clamping frame, the rotating first adjusting gear and the rotating second adjusting gear are matched with the first adjusting gear ring and the second adjusting gear ring to be capable of rotationally adjusting the using angles of the first steering pipe and the second steering pipe, so that the flowmeter body can be always positioned at the lower position of the horizontal pipeline according to the actual installation environment.

Inventors

  • HAN XIAO
  • ZHANG KEGUI

Assignees

  • 大庆市镁龙测控技术有限公司

Dates

Publication Date
20260508
Application Date
20240912

Claims (8)

  1. 1. A vortex shedding flowmeter, comprising: The cleaning mechanism (1), the cleaning mechanism (1) comprises a flowmeter body (101), a mounting pipe (102), a control valve (108), a pressurizing pipe (109), a cleaning component and a pressurizing component, wherein the mounting pipe (102) is communicated with one end of the flowmeter body (101) through a bolt, the control valve (108) is fixedly connected with one end of the mounting pipe (102) through a bolt, the pressurizing pipe (109) is fixedly connected with one end of the control valve (108) through a bolt, the cleaning component is arranged on the mounting pipe (102), the pressurizing component is arranged on the pressurizing pipe (109), and The cleaning device comprises an adjusting mechanism (2), wherein the adjusting mechanism (2) is arranged on a cleaning mechanism (1), two groups of adjusting mechanisms (2) are arranged in total, each group of adjusting mechanisms (2) comprises a fixed pipe (201), a first steering pipe (207), a second steering pipe (210), an adjusting part and a connecting part, the first steering pipe (207) is slidably inserted into one end of the fixed pipe (201), the second steering pipe (210) is slidably inserted into one end of the first steering pipe (207), the adjusting part is arranged on the fixed pipe (201), the first steering pipe (207) and the second steering pipe (210), and the connecting part is arranged on the second steering pipe (210); The cleaning components are provided with two groups, each group of cleaning components comprises a linkage frame (103), a linkage worm wheel, a linkage worm (104), a linkage gear (105) and a semicircular rotating piece (107), the linkage frame (103) is fixedly connected to the outer surface of the mounting tube (102), the semicircular rotating piece (107) is rotationally connected to the inner surface of the mounting tube (102), one end of the semicircular rotating piece (107) penetrates through the inner surface of the mounting tube (102) in a sliding manner, one end of the semicircular rotating piece (107) extends into the corresponding linkage frame (103), the linkage worm wheel is sleeved at one end of the semicircular rotating piece (107), the linkage worm (104) is rotationally connected between the opposite inner surfaces of two sides of the linkage frame (103), the linkage worm (104) is meshed with the linkage worm wheel, and the linkage gear (105) is sleeved at one end of the linkage worm (104); The adjusting component comprises a first clamping frame (202), an adjusting frame (203), a first adjusting gear (205), a first adjusting gear ring (208), a second clamping frame (209), a second adjusting gear (206) and a second adjusting gear ring (211), wherein the first clamping frame (202) is provided with two clamping frames, the two first clamping frames (202) are fixedly connected to the outer surface of a fixed pipe (201) through bolts, one end of each first clamping frame (202) is clamped with one end of a first steering pipe (207), the first adjusting gear ring (208) is sleeved on the outer surface of the first steering pipe (207), the second clamping frame (209) is provided with two clamping frames, the two second clamping frames (209) are fixedly connected to the outer surface of the first steering pipe (207) through bolts, the second adjusting gear ring (211) is sleeved on the outer surface of a second steering pipe (210), the adjusting frame (203) is fixedly connected to the outer surface of the corresponding first clamping frame (202), the other worm gear wheel (203) is clamped with one end of the first steering pipe (207), the worm wheel (203) is fixedly connected to the corresponding to the two worm gears (204) and is meshed with the two worm gears (204) respectively, the first adjusting gear (205) is meshed with the first adjusting gear ring (208), and the second adjusting gear (206) is meshed with the second adjusting gear ring (211).
  2. 2. The vortex shedding flowmeter of claim 1, wherein a plurality of guide holes are formed in the outer surface of one side of each semicircular rotary piece (107) at equal intervals, and a plurality of guide grooves are formed in the outer surface of one side of each semicircular rotary piece (107) at equal intervals near the edge.
  3. 3. A vortex shedding flowmeter as set forth in claim 2, wherein the outer surface of the mounting tube (102) is rotatably connected with a linkage gear ring (106), and the linkage gear ring (106) is meshed with two linkage gears (105).
  4. 4. A vortex shedding flowmeter according to claim 3, wherein the pressurizing components are provided with two groups, each group of pressurizing components comprises a mounting seat (110), a supporting spring (111), a movable frame (113), a connecting cover (112) and a pressurizing bottle (114), the mounting seats (110) are fixedly connected to the tops of the pressurizing pipes (109), the interiors of the mounting seats (110) and the pressurizing pipes (109) are communicated, the movable frame (113) is slidably inserted into the mounting seats (110), the bottom ends of the movable frame (113) extend into the pressurizing pipes (109), the supporting springs (111) are slidably inserted into the mounting seats (110), the supporting springs (111) are slidably sleeved on the outer surfaces of the movable frame (113), the connecting cover (112) is fixedly connected to the tops of the mounting seats (110), and the pressurizing bottle (114) is in threaded connection with the connecting cover (112).
  5. 5. The vortex shedding flowmeter of claim 4, wherein a plurality of communication ports are formed in the outer surface of the movable frame (113) at equal intervals, and the inside of the movable frame (113) is communicated with the inside of the corresponding mounting seat (110).
  6. 6. A vortex shedding flowmeter as set forth in claim 5, wherein one of said fixed pipes (201) is provided at one end of a pressurizing pipe (109) by bolt communication, and the other of said fixed pipes (201) is connected to the other end of a flowmeter body (101) by bolt communication.
  7. 7. The vortex shedding flowmeter of claim 6, wherein the connecting component comprises a first side pipe (212), a second side pipe (216), two first adjusting rings (213), two second adjusting rings (214) and two third adjusting rings (215), the first side pipe (212) and the second side pipe (216) are respectively arranged at one end of the corresponding second steering pipe (210) through bolt communication, the two first adjusting rings (213) are respectively connected with one end of the first side pipe (212) and one end of the second side pipe (216) in a threaded mode, each second adjusting ring (214) is respectively connected with the inside of the two first adjusting rings (213) in a threaded mode, each third adjusting ring (215) is respectively connected with the inside of the two second adjusting rings (214) in a threaded mode, and a plurality of threaded holes are formed in the outer surface distances of one side of each first adjusting ring (213), each second adjusting ring (214) and each third adjusting ring (215).
  8. 8. A method of using a vortex shedding flowmeter as claimed in claim 7, comprising the steps of: S1, installation and adjustment: through rotating the adjusting worm (204), the adjusting worm (204) can drive the first adjusting gear (205) and the second adjusting gear (206) to rotate by matching with the adjusting worm wheel, then under the position limitation of the first clamping frame (202) and the second clamping frame (209), the rotating first adjusting gear (205) and the rotating second adjusting gear (206) can rotationally adjust the using angle of the first steering tube (207) and the second steering tube (210) by matching with the first adjusting gear ring (208) and the second adjusting gear ring (211), so that the flowmeter body (101) can be always positioned at the lower part of the horizontal pipeline according to the actual installation environment, the equipment can meet the use of the horizontal laying pipeline, and then the adjusting worm (204) is rotated to enable the adjusted first steering pipe (207) and the second steering pipe (210) to be in a relatively straight state, so that the equipment can meet the use of a vertical laying pipeline, and simultaneously according to the actual pipeline laying condition, furthermore, the first side pipe (212) and the second side pipe (216) can be replaced and increased, so that the equipment can be conveniently and firmly connected with the laying pipeline, simultaneously, the equipment can be firmly connected with pipelines with different specifications through the first adjusting ring (213), the second adjusting ring (214) and the third adjusting ring (215), meanwhile, the existing bolts and sealing rings can be used for plugging redundant connecting threaded holes, so that the device can effectively carry out sealing conveying of liquid; s2, cleaning and conveying, namely, through rotating and adjusting the linkage worm (104), the rotating linkage worm (104) is matched with the linkage gear (105) and the linkage gear ring (106) to synchronously drive the two linkage gears to reversely rotate, so that the rotating linkage worm gear can drive the semicircular rotary piece (107) to rotate, the semicircular rotary piece (107) can rotate from a state vertical to the section of the mounting pipe (102) to a state parallel to the section of the mounting pipe (102), conveyed liquid can be injected into the flowmeter body (101) only through the guide hole and a gap between the guide groove and the inner wall of the mounting pipe (102), blocked liquid can be injected into the flowmeter body (101) at a higher flow rate, scouring of the inner surface wall of the flowmeter body (101) is carried out, solid particles in the liquid is prevented from accumulating and then the flowmeter body (101) is not dismounted, cleaning treatment of the inside of the flowmeter body (101) is carried out under the condition of guaranteeing liquid conveying, when the size of a connecting pipeline is smaller, the inner liquid flow rate is temporarily cut off through a control valve (108), a connecting port (109) is matched with a pressurizing bottle (109) to be completely connected to an inner pressurizing bottle (113) through a pressurizing bottle (113), the pressurizing bottle (113) can be completely connected to an inner frame (114) in a communicating manner, the pressurizing bottle (113) is completely communicated with the pressurizing bottle (114), inside making booster tube (109) liquid can be through the intercommunication mouth injection pressurized bottle (114) inside, make the inside air of injected liquid constantly compression pressurized bottle (114), open control valve (108) again, make liquid can pour into inside installation tube (102) again, at this moment under the extrusion of pressurized bottle (114) inside gaseous and the extrusion of pressurized bottle (114) inside liquid, make the conveying pressure increase that pressurized tube (109) inside liquid received, and then can improve the speed that liquid flowed through semicircle change piece (107) temporarily, and then make liquid can carry out the inside washing process of flowmeter body (101) effectively, after accomplishing the clearance, rotatory take off pressurized bottle (114), make at this moment under the support of rivers and supporting spring (111) remove the shutoff that frame (113) can carry out mount pad (110) inside again, simultaneously through rotatory link worm (104), make semicircle change piece (107) resume original state.

Description

Vortex street flowmeter Technical Field The invention belongs to the technical field of flow meters, and particularly relates to a vortex shedding flow meter. Background The vortex street flowmeter is a volume flowmeter which is produced according to the Karman vortex street principle and used for measuring the volume flow of gas, steam or liquid, the volume flow or mass flow of a standard condition, and is mainly used for measuring the flow of industrial pipeline medium fluid, such as various mediums of gas, liquid, steam and the like. But among the prior art, when carrying out liquid material monitoring, current vortex shedding flowmeter actual structure is fixed, can't carry out the regulation of self structure according to the actual use condition and satisfy the user demand conveniently, need carry out the customization of specific specification pipeline according to the actual use condition and use, lead to current vortex shedding flowmeter actual use effect to be poor, in the use of longer time simultaneously, lead to current vortex shedding flowmeter inner wall to adhere the foreign matter easily, and then influence current vortex shedding flowmeter actual measurement's accuracy, then need dismantle the clearance maintenance, and dismantle the clearance maintenance then need stop the transport of material, comparatively influence actual conveying efficiency, dismantlement mounting process is comparatively loaded down with trivial details simultaneously, lead to current vortex shedding flowmeter actual use effect to be poor. Disclosure of Invention The vortex shedding flowmeter provided by the invention has the advantages that the structure of the vortex shedding flowmeter can be conveniently and fast regulated according to actual use conditions, the actual use universality of equipment is improved, meanwhile, the vortex shedding flowmeter can be conveniently cleaned and maintained, and the equipment can be ensured to efficiently perform due functions. The vortex shedding flowmeter comprises a cleaning mechanism, a pressure increasing component and a control valve, wherein the cleaning mechanism comprises a flowmeter body, a mounting pipe, the control valve, the pressure increasing pipe, the cleaning component and the pressure increasing component, the mounting pipe is communicated with one end of the flowmeter body through a bolt, the control valve is fixedly connected with one end of the mounting pipe through the bolt, the pressure increasing pipe is fixedly connected with one end of the control valve through the bolt, the cleaning component is arranged on the mounting pipe, the pressure increasing component is arranged on the pressure increasing pipe, and the pressure increasing component comprises a pressure increasing component, a pressure increasing valve and a pressure increasing valve, wherein the pressure increasing component is arranged on the pressure increasing pipe, and the pressure increasing valve is fixedly connected with the pressure increasing valve through the pressure increasing component The adjusting mechanism is arranged on the cleaning mechanism, two groups of adjusting mechanisms are arranged in total, each group of adjusting mechanism comprises a fixed pipe, a first steering pipe, a second steering pipe, an adjusting part and a connecting part, the first steering pipe is slidably inserted into one end of the fixed pipe, the second steering pipe is slidably inserted into one end of the first steering pipe, the adjusting parts are arranged on the fixed pipe, the first steering pipe and the second steering pipe, and the connecting parts are arranged on the second steering pipe. The cleaning component is provided with two groups altogether, every group cleaning component all includes interlock frame, interlock worm wheel, interlock worm, interlock gear and semicircle commentaries on classics piece, interlock frame fixed connection is in the installation pipe surface, semicircle commentaries on classics piece rotates and connects in the interior table wall of installation pipe, and semicircle commentaries on classics piece one end slip runs through the interior table wall of installation pipe to semicircle commentaries on classics piece one end extends to corresponding interlock frame inside, semicircle commentaries on classics piece one end is located to the interlock worm wheel cover, interlock worm rotates and connects between the relative interior table wall in interlock frame both sides, interlock worm and interlock worm wheel meshing, interlock worm one end is located to interlock gear cover. Wherein, every semicircle changes piece one side surface equidistance and has seted up a plurality of guiding holes, every semicircle changes piece one side surface and is close to edge equidistance and has seted up a plurality of guide slots. The outer surface of the mounting tube is rotationally connected with a linkage gear ring, and the linkage gear ring is meshed with the two link