CN219012825U

CN219012825U - Pneumatic diaphragm pump

Info

Publication number: CN219012825U
Application number: CN202223007649.5U
Authority: CN
Inventors: 钱胜远
Original assignee: Yueqing Desheng Pneumatic Element Co ltd
Current assignee: Yueqing Desheng Pneumatic Element Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-05-12
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a pneumatic diaphragm pump, and belongs to the technical field of diaphragm pumps. The technical scheme is that the pump mainly aims at the problem that the existing diaphragm pump cannot buffer fluid entering a pump body, and comprises a fixed shell and a pump intermediate body, wherein the pump intermediate body is installed on the inner side of the fixed shell through bolts, and a connecting shell is installed on the inner side of the pump intermediate body; the reversing valve body is arranged on the inner side of the connecting shell. According to the utility model, the reversing valve body is arranged on the connecting shell, when fluid enters the inner side of the connecting shell, the reversing valve body changes the direction of the fluid injected into the connecting shell, so that the buffer of the fluid to the pump intermediate is reduced, and the use experience of the device is further improved.

Description

Pneumatic diaphragm pump

Technical Field

The utility model relates to the technical field of pneumatic diaphragm pumps, in particular to a pneumatic diaphragm pump.

Background

The pneumatic diaphragm pump is used as a modern common conveying device, and mainly can convey fluid to the inside of an external pipe body, and is often used in the technical fields of modern chemical industry, printing, machinery, environmental protection, sewage treatment and the like.

Compared with the prior pneumatic diaphragm pump in the use process, the self-lubricating auxiliary component is added, so that the fluid entering the pneumatic diaphragm pump can be reversed in the use process of the device, the impact of the fluid on the core component is slowed down, and the service life of the device is prolonged.

Disclosure of Invention

The utility model aims at solving the problems in the background art and provides an air-operated diaphragm pump.

The technical scheme of the utility model is as follows: the pneumatic diaphragm pump comprises a fixed shell and a pump intermediate body, wherein the pump intermediate body is arranged on the inner side of the fixed shell through bolts, and a connecting shell is arranged on the inner side of the pump intermediate body;

the reversing valve body is arranged on the inner side of the connecting shell.

Preferably, two groups of fixing bolts are arranged on one side of the fixing shell.

Preferably, threaded fixing holes are formed in the inner sides of the two groups of fixing bolts in a penetrating mode.

Preferably, the connecting bolts are arranged on two sides of the fixing shell through connecting pipes.

Preferably, the tail end of one group of the connecting bolts is provided with a water inlet pipe through bolts.

Preferably, the tail end of the other group of connecting bolts is provided with a water outlet pipe through bolts.

Preferably, push-pull valves are installed on two sides of the fixed shell in a penetrating mode through the connecting pipes.

Compared with the prior art, the utility model has the following beneficial technical effects:

1. according to the utility model, the reversing valve body is arranged, so that when fluid enters the inner side of the connecting shell, the reversing valve body changes the direction of the fluid injected into the reversing valve body, the buffer of the fluid to the pump intermediate body is reduced, and the use experience of the device is further improved.

2. According to the utility model, the push-pull valve is arranged, so that when the interiors of the water inlet pipe and the water outlet pipe are required to be cleaned, the push-pull valve can be pushed by external force, the pressure in the interiors of the water inlet pipe and the water outlet pipe is changed, the interiors of the pipelines are cleaned, and the use experience of the diaphragm pump is further improved.

Drawings

FIG. 1 shows a schematic diagram of an air-operated diaphragm pump according to the present utility model;

FIG. 2 is a schematic illustration of the structure of the pump intermediate connection portion of FIG. 1;

fig. 3 is a schematic sectional view of a portion of the connection housing of fig. 1.

Reference numerals: 1. a fixed case; 2. a pump intermediate; 3. a connection housing; 4. a reversing valve body; 5. a fixing bolt; 6. a threaded fixing hole; 7. a connecting bolt; 8. a water inlet pipe; 9. a water outlet pipe; 10. a push-pull valve.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, 2 and 3, the pneumatic diaphragm pump according to the present utility model comprises a fixed housing 1 and a pump intermediate 2, wherein the pump intermediate 2 is mounted on the inner side of the fixed housing 1 through bolts, the fixed housing 1 provides a fixed point for the pump intermediate 2, the fixed bolt 5, the connecting bolt 7 and the push-pull valve 10 mounted on the outer surface and the inner side thereof, when the water body is conveyed to the inner side of the fixed housing 1 and the pump intermediate 2 through the pump intermediate 2, the fixed housing 1 conveys the water body to the inner side of a water outlet pipe 9 through a connecting pipe, the pump intermediate 2 is mounted to the inner side of the fixed housing 1, when the water body enters the inner side of the pump intermediate 2, the pump intermediate 2 sucks the water body of the fixed housing 1 and the pump intermediate 2 under the suction force of the diaphragm, sucks the water body into the inner side of the water outlet pipe 9 through the connecting pipe, the inner side of the pump intermediate 2 is provided with the connecting housing 3, and the connecting housing 3 is mounted to the inner side of the pump intermediate 2, and the reversing valve 4 mounted inside thereof is provided with a connecting point; two groups of fixing bolts 5 are installed on one side of the fixing shell 1, the fixing bolts 5 are installed on one side of the fixing shell 1, a fixed point is provided for the threaded fixing holes 6 which are formed in the inner side of the fixing bolts 5 in a penetrating mode, the threaded fixing holes 6 are formed in the inner side of the fixing bolts 5 in a penetrating mode, before the fixing device is used, external bolts are inserted into the interiors of the threaded fixing holes 6 and connected with the ground, fixing of the fixing device is completed, connecting bolts 7 are installed on two sides of the fixing shell 1 through connecting pipes, the connecting bolts 7 are respectively connected with a water inlet pipe 8 and a water outlet pipe 9 through bolts, stability of the water inlet pipe 8 and the water outlet pipe 9 is guaranteed, the tail ends of one group of connecting bolts 7 are provided with the water inlet pipe 8 through bolts, when water enters the interiors of the water inlet pipe 8, water is conveyed to the interiors of the pump intermediate 2 under the suction force of the water inlet pipe 8, the tail ends of the other group of the connecting bolts 7 are provided with a water outlet pipe 9 through bolts, the water outlet pipe 9 conveys the water to the external output pipeline, when the water enters the interiors of the water outlet pipe 9 under the pressure of the pump intermediate 2, and the water outlet pipe is conveyed to the interior of the external output pipeline.

The working principle of the pneumatic diaphragm pump based on the first embodiment is that firstly, an external bolt is inserted into a threaded fixing hole 6 and is connected with the ground to finish the fixing of the device, then a water inlet pipe 8 is connected with an external water body conveying end, a water outlet pipe 9 is connected with a water body conveying pipeline which is externally connected, when the water body enters the water inlet pipe 8, the water body in the water inlet pipe 8 is conveyed to the inside of the pump intermediate 2 under the suction effect of a pump intermediate 2, the pump intermediate 2 sucks the water bodies of the fixing shell 1 and the pump intermediate 2 into the inside of the pump intermediate 2 under the suction effect of a diaphragm, and conveys the water body into the inside of a water outlet pipe 9 through a connecting pipe, and the water body is conveyed to the inside of the external output pipeline by the water outlet pipe 9 to finish the output of the water body.

Example two

As shown in fig. 3, compared with the first embodiment, the pneumatic diaphragm pump according to the present utility model further includes: connect shell 3 and switching-over valve body 4, the switching-over valve body 4 is installed to the inboard of connecting shell 3, and when fluid gets into the inboard of connecting shell 3, the switching-over valve body 4 changes the fluid direction of pouring into its inside into, reduces the buffering of fluid to pump intermediate 2, and then the hoisting device use experience.

Example III

As shown in fig. 1, compared with the first embodiment, the pneumatic diaphragm pump according to the present utility model further includes: the fixed shell 1 and the push-pull valve 10, the push-pull valve 10 is installed through the connecting pipe in the both sides of fixed shell 1, when needs are cleared up the inside of inlet tube 8 and outlet pipe 9, can promote push-pull valve 10 through external force, change the inside pressure of inlet tube 8 and outlet pipe 9, clear up inside the pipeline, and then promote the diaphragm pump and use and experience.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Pneumatic diaphragm pump, including fixed casing (1) and pump intermediate body (2), its characterized in that: the inner side of the fixed shell (1) is provided with a pump intermediate body (2) through bolts, and the inner side of the pump intermediate body (2) is provided with a connecting shell (3);

the inner side of the connecting shell (3) is provided with a reversing valve body (4).

2. A pneumatic diaphragm pump according to claim 1, characterized in that two sets of fixing pegs (5) are mounted on one side of the stationary housing (1).

3. A pneumatic diaphragm pump according to claim 2, characterized in that the inner sides of the two sets of fixing bolts (5) are provided with threaded fixing holes (6) penetrating through them.

4. A pneumatic diaphragm pump according to claim 1, characterized in that the two sides of the stationary housing (1) are each provided with a connecting pin (7) via a connecting pipe.

5. A pneumatic diaphragm pump according to claim 4, wherein the tail end of a set of said connecting bolts (7) is bolted with a water inlet pipe (8).

6. A pneumatic diaphragm pump according to claim 4, wherein the tail end of the other set of connecting bolts (7) is provided with a water outlet pipe (9) by means of bolts.

7. A pneumatic diaphragm pump according to claim 1, characterized in that the two sides of the fixed housing (1) are provided with push-pull valves (10) through connection pipes.