CN217462497U

CN217462497U - Pneumatic diaphragm pump

Info

Publication number: CN217462497U
Application number: CN202220927092.8U
Authority: CN
Inventors: 卢标
Original assignee: Wenzhou Tongchuang Machinery Technology Co ltd
Current assignee: Wenzhou Tongchuang Machinery Technology Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-09-20
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a pneumatic type diaphragm pump, including bottom plate and midbody, the top swing joint of bottom plate has the installation piece, the top of bottom plate is provided with filtering mechanism, the top welding of installation piece has the entry pipe, the both sides at entry pipe top all communicate there is the diaphragm chamber, the top intercommunication of diaphragm chamber has the export pipe, the bottom activity of diaphragm chamber inner chamber is provided with down the ball sealer. The utility model discloses a filter cartridge, entry pipe, diaphragm chamber, midbody, export pipe, diaphragm, lower ball sealer, connecting rod, sealing washer, V type seal, sealing valve barrel, through-hole, pneumatic chamber, intake pipe, outlet duct, inlet pipe, go up ball sealer, switching-over pneumatic valve, first filtration frame and second filter the cooperation of frame and use, solved current pneumatic type diaphragm pump at the in-process that uses, comparatively simple and easy and do not have the material to the entering equipment to the structure that the connecting rod is sealed generally and carry out filterable problem.

Description

Pneumatic diaphragm pump

Technical Field

The utility model relates to a pneumatic type diaphragm pump technical field specifically is a pneumatic type diaphragm pump.

Background

The pneumatic diaphragm pump is a novel conveying machine, adopts compressed air as a power source, and to various corrosive liquids, takes the liquid of granule, high viscosity, volatile, easily fire, the liquid of hypertoxic, the homoenergetic is taken out the light and is inhaled to the greatest extent, and the pneumatic diaphragm pump is a novel conveying machine, is the internal most novel pump class, adopts compressed air as a power source, all can use to various corrosive liquids.

In-process to liquid transmission, need transmit liquid through the pneumatic type diaphragm pump, current pneumatic type diaphragm pump is at the in-process that uses, it is comparatively simple and easy to the structure that the connecting rod is sealed usually, make compressed air get into behind the midbody, lead to compressed air to fill in whole midbody because of sealed not enough easily, make the switching-over pneumatic valve can't control compressed air's direction, and do not have the function of carrying out filterable to the material that gets into equipment usually, it is wherein to have massive granule to mix in the material easily, can lead to the ball sealer to block, if do not clear up it, equipment is because of sealed not enough easily, and lead to unable to carrying the material.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic type diaphragm pump possesses and carries out filterable advantage to the material that gets into well and having to the connecting rod leakproofness, has solved current pneumatic type diaphragm pump and at the in-process that uses, and it is comparatively simple and easy and do not have the material to getting into equipment to the structure that the connecting rod is sealed usually and carry out filterable problem.

In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic diaphragm pump comprises a bottom plate and a middle body, wherein the top of the bottom plate is movably connected with an installation block, the top of the bottom plate is provided with a filtering mechanism, the top of the mounting block is welded with an inlet conduit, both sides of the top of the inlet conduit are communicated with a diaphragm chamber, the top of the diaphragm chamber is communicated with an outlet conduit, the bottom of the inner cavity of the diaphragm chamber is movably provided with a lower sealing ball, the top of the inner cavity of the diaphragm chamber is movably provided with an upper sealing ball, the upper side and the lower side of the inner cavity of the intermediate body are both provided with pneumatic cavities, the inner cavity of the intermediate body is fixedly connected with a sealing valve sleeve, the inner cavity of the sealing valve sleeve is movably connected with a connecting rod, both sides of the surface of the connecting rod are movably sleeved with V-shaped sealing rings, the diaphragm is fixedly sleeved on each of two sides of the surface of the connecting rod, the sealing rings are sleeved on two sides of the surface of the connecting rod, and the front face of the intermediate body is connected with the reversing air valve through a bolt.

Preferably, the rear side of the intermediate body is communicated with an air outlet pipe, the front side of the intermediate body is provided with an air inlet pipe, and the air inlet end of the air inlet pipe is communicated with an air compressor.

Preferably, the filtering mechanism comprises a filtering box, the bottom of the filtering box is welded with the bottom plate, the top of the filtering box is communicated with the inlet pipe, the two sides of the filtering box are communicated with the inlet pipes, the two sides of the top of the filtering box are respectively provided with a first filtering frame and a second filtering frame in a penetrating mode, and the bottoms of the first filtering frame and the second filtering frame are respectively penetrated through the inner cavity of the filtering box.

Preferably, the surface of the sealing valve sleeve is provided with through holes, the number of the through holes is twelve, the diameter of each through hole is one millimeter, and the feed end of the feed pipe is communicated with external storage equipment.

Preferably, the number of the sealing rings is four, and the sealing rings are made of wear-resistant fluororubber.

Preferably, the number of the first filter frame and the second filter frame is two, and a handle is welded at the top of the first filter frame.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a filter cartridge, entry pipe, diaphragm chamber, midbody, export pipe, diaphragm, lower ball sealer, connecting rod, sealing washer, V type seal, sealing valve barrel, through-hole, pneumatic chamber, intake pipe, outlet duct, inlet pipe, go up ball sealer, switching-over pneumatic valve, first filtration frame and second filter the cooperation of frame and use, solved current pneumatic type diaphragm pump at the in-process that uses, comparatively simple and easy and do not have the material to the entering equipment to the structure that the connecting rod is sealed generally and carry out filterable problem.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic left side view of the present invention;

FIG. 3 is a schematic partial cross-sectional view of a diaphragm chamber according to the present invention;

FIG. 4 is a schematic partial cross-sectional view of an intermediate of the present invention;

fig. 5 is a schematic sectional view of the filtering mechanism of the present invention.

In the figure: the filter comprises a base plate 1, a mounting block 2, a filter mechanism 3, a filter box 4, an inlet guide pipe 5, a diaphragm chamber 6, a middle body 7, an outlet guide pipe 8, a diaphragm 9, a lower sealing ball 10, a connecting rod 11, a sealing ring 12, a sealing ring 13V-shaped, a sealing valve sleeve 14, a through hole 15, a pneumatic cavity 16, an air inlet pipe 17, an air outlet pipe 18, a feed pipe 19, an upper sealing ball 20, a reversing air valve 21, a first filter frame 22 and a second filter frame 23.

Detailed Description

Referring to fig. 1-5, a pneumatic diaphragm pump comprises a bottom plate 1 and an intermediate body 7, wherein the top of the bottom plate 1 is movably connected with an installation block 2, the top of the bottom plate 1 is provided with a filtering mechanism 3, the top of the installation block 2 is welded with an inlet conduit 5, both sides of the top of the inlet conduit 5 are communicated with a diaphragm chamber 6, the top of the diaphragm chamber 6 is communicated with an outlet conduit 8, the bottom of the inner cavity of the diaphragm chamber 6 is movably provided with a lower sealing ball 10, the top of the inner cavity of the diaphragm chamber 6 is movably provided with an upper sealing ball 20, both upper and lower sides of the inner cavity of the intermediate body 7 are provided with pneumatic cavities 16, the inner cavity of the intermediate body 7 is fixedly connected with a sealing valve sleeve 14, the inner cavity of the sealing valve sleeve 14 is movably connected with a connecting rod 11, both sides of the surface of the connecting rod 11 are movably sleeved with a V-shaped sealing ring 13, both sides of the surface of the connecting rod 11 are fixedly sleeved with diaphragms 9, both sides of the surface of the connecting rod 11 are sleeved with sealing rings 12, the front surface of the intermediate body 7 is connected with a reversing air valve 21 through a bolt.

The rear side of the intermediate body 7 is communicated with an air outlet pipe 18, the front side of the intermediate body 7 is provided with an air inlet pipe 17, and the air inlet end of the air inlet pipe 17 is communicated with an air compressor.

The filtering mechanism 3 comprises a filtering box 4, the bottom of the filtering box 4 is welded with the bottom plate 1, the top of the filtering box 4 is communicated with the inlet guide pipe 5, the two sides of the filtering box 4 are communicated with a feeding pipe 19, the two sides of the top of the filtering box 4 are respectively provided with a first filtering frame 22 and a second filtering frame 23 in a penetrating mode, and the bottoms of the first filtering frame 22 and the second filtering frame 23 are both penetrated through to the inner cavity of the filtering box 4.

Through holes 15 are formed in the surface of the sealing valve sleeve 14, the number of the through holes 15 is twelve, the diameter of each through hole 15 is one millimeter, and the feeding end of the feeding pipe 19 is communicated with external storage equipment.

The number of the sealing rings 12 is four, and the materials of the sealing rings 12 are wear-resistant fluororubber.

The number of the first filter frame 22 and the second filter frame 23 is two, and a handle is welded to the top of the first filter frame 22.

Through setting up installation piece 2, be convenient for install equipment, increase the stability of equipment simultaneously, through setting up the handle, the person of facilitating the use takes off corresponding first filter frame 22 or second filter frame 23 according to the demand and clears up it, through the cooperation of sealed valve barrel 14 and through-hole 15, the connecting rod 11 of being convenient for uses, through setting up outlet duct 18, remaining compressed air discharges in the midbody 7 of being convenient for to prevent that compressed air from remaining in midbody 7.

When the device is used, an external storage device guides materials into the filter box 4 through the feeding pipe 19, the materials sequentially pass through the first filter frame 22 and the second filter frame 23 after entering the filter box 4, the first filter frame 22 and the second filter frame 23 are matched to filter large particles in the materials, then a user starts the air compressor through an external controller, the air compressor guides compressed air into the intermediate body 7 through the air inlet pipe 17, the reversing air valve 21 controls the direction of the compressed air after the compressed air enters the intermediate body 7, when the left lower sealing ball 10 needs to be opened, the reversing air valve 21 guides the compressed air into the bottom pneumatic cavity 16, the bottom pneumatic cavity 16 guides the compressed air into the right diaphragm 9, the right diaphragm 9 moves rightwards, and meanwhile, the right diaphragm 9 drives the connecting rod 11 to move rightwards, so that the left diaphragm 9 is in an air suction state, meanwhile, the sealing ring 12 and the V-shaped sealing ring 13 are matched to block compressed air to prevent the compressed air from leaking when the connecting rod 11 moves, the lower sealing ball 10 on the left side moves upwards through the suction force generated by the connecting rod 11 pulling the membrane 9 on the left side so as to relieve the sealing state of the lower sealing ball 10 on the left side, the upper sealing ball 20 on the left side moves downwards through the suction force of the membrane 9 on the left side to enable the upper sealing ball 20 on the left side to be in a closed state, then materials in the filter box 4 enter the inlet conduit 5 through the suction force of the membrane 9 on the left side, then the materials are guided into the membrane chamber 6 through the inlet conduit 5, when the lower sealing ball 20 on the left side needs to be opened, the reversing air valve 21 guides the compressed air into the pneumatic cavity 16 on the top, the pneumatic cavity 16 on the top guides the compressed air into the membrane 9 on the left side to enable the membrane 9 on the left side to move towards the left side, the left diaphragm 9 drives the right diaphragm 9 to move through the connecting rod 11, meanwhile, the lower sealing ball 10 on the right side is opened through suction force generated by the right diaphragm 9, materials which do not enter the left diaphragm chamber 6 in the inlet guide pipe 5 enter the right diaphragm chamber 6 through the suction force of the right diaphragm 9, meanwhile, the lower sealing ball 10 on the left side is closed through thrust force generated by the left diaphragm 9 during moving, then the upper sealing ball 20 on the left side is pushed away, the materials in the left diaphragm chamber 6 pass through the upper sealing ball 20 through the thrust force of the diaphragm 9 to enter the outlet guide pipe 8, then the materials are led out through the outlet guide pipe 8 to be processed in the next step, and then the reversing air valve 21 guides compressed air into different pneumatic cavities 16 according to requirements, so that the diaphragms 9 on the two sides move in a reciprocating mode, and the materials are conveyed.

In summary, the following steps: this pneumatic type diaphragm pump, through filter cartridge 4, entry pipe 5, diaphragm chamber 6, midbody 7, export pipe 8, diaphragm 9, lower ball sealer 10, connecting rod 11, sealing washer 12, V type sealing washer 13, sealed valve barrel 14, through-hole 15, pneumatic chamber 16, intake pipe 17, outlet duct 18, inlet pipe 19, go up ball sealer 20, switching-over pneumatic valve 21, the cooperation of first filter frame 22 and second filter frame 23 is used, solved current pneumatic type diaphragm pump in-process that uses, it is comparatively simple and easy and do not have the problem of filtering the material that gets into equipment to the sealed structure of connecting rod usually.

Claims

1. A pneumatic diaphragm pump comprising a base plate (1) and an intermediate body (7), characterized in that: the device is characterized in that the top of the bottom plate (1) is movably connected with an installation block (2), the top of the bottom plate (1) is provided with a filtering mechanism (3), the top of the installation block (2) is welded with an inlet guide pipe (5), both sides of the top of the inlet guide pipe (5) are communicated with diaphragm chambers (6), the top of the diaphragm chambers (6) is communicated with an outlet guide pipe (8), the bottom of the inner cavity of the diaphragm chambers (6) is movably provided with lower sealing balls (10), the top of the inner cavity of the diaphragm chambers (6) is movably provided with upper sealing balls (20), the upper side and the lower side of the inner cavity of the intermediate body (7) are respectively provided with a pneumatic cavity (16), the inner cavity of the intermediate body (7) is fixedly connected with a sealing valve sleeve (14), the inner cavity of the sealing valve sleeve (14) is movably connected with a connecting rod (11), and both sides of the surface of the connecting rod (11) are respectively and movably sleeved with a V-shaped sealing ring (13), the diaphragm (9) is fixedly sleeved on the two sides of the surface of the connecting rod (11), the sealing rings (12) are sleeved on the two sides of the surface of the connecting rod (11), and the front face of the intermediate body (7) is connected with a reversing air valve (21) through a bolt.

2. A pneumatic diaphragm pump according to claim 1, characterized in that: the rear side of the intermediate body (7) is communicated with an air outlet pipe (18), the front side of the intermediate body (7) is provided with an air inlet pipe (17), and the air inlet end of the air inlet pipe (17) is communicated with an air compressor.

3. A pneumatic diaphragm pump according to claim 1, wherein: filtering mechanism (3) are including filtering box (4), the bottom and bottom plate (1) welding of filtering box (4), the top and the entry pipe (5) intercommunication of filtering box (4), the both sides of filtering box (4) all communicate feed pipe (19), the both sides at filtering box (4) top are run through respectively and are provided with first filtration frame (22) and second filtration frame (23), the inner chamber to filtering box (4) is all run through to the bottom of first filtration frame (22) and second filtration frame (23).

4. A pneumatic diaphragm pump according to claim 3, wherein: through-hole (15) have been seted up on the surface of sealed valve barrel (14), the quantity of through-hole (15) is twelve, through-hole (15) diameter is a millimeter, the feed end and the external storage device intercommunication of inlet pipe (19).

5. A pneumatic diaphragm pump according to claim 1, wherein: the number of the sealing rings (12) is four, and the sealing rings (12) are made of wear-resistant fluororubber.

6. A pneumatic diaphragm pump according to claim 3, wherein: the number of the first filter frame (22) and the second filter frame (23) is two, and a handle is welded at the top of the first filter frame (22).