CN212272522U

CN212272522U - Anticorrosive sealing gasket for pneumatic diaphragm pump

Info

Publication number: CN212272522U
Application number: CN202020965628.6U
Authority: CN
Inventors: 曹雷钢
Original assignee: Kunshan Huayifeng Coating Equipment Technology Co ltd
Current assignee: Kunshan Huayifeng Coating Equipment Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-01-01
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a pneumatic diaphragm pump is with sealed pad of anticorrosive, including the pump cylinder, the upper end surface of pump cylinder is provided with the suction valve, the inside of pump cylinder is provided with connecting rod device, connecting rod device's upper end surface is provided with the admission valve, one side surface of connecting rod device is provided with the diaphragm, one side surface of diaphragm is provided with the ball valve. A pneumatic diaphragm pump is with sealed pad of anticorrosive, when liquid is carried, through the anticorrosive coating in the anticorrosive sealing mechanism, this anticorrosive coating is two sets of, and the bottom is epoxy powder coating, the middle level is the adhesive, the skin is the polyethylene coating, conveniently carry on anticorrosive, prevent liquid corrosion equipment, through the buffer layer, this buffer layer is the buffering material, in inside during operation, multiplicable holistic buffer capacity, through sealed the pad, this sealed pad is made for high density molecular material, good sealed effect has, and certain anticorrosive function has.

Description

Anticorrosive sealing gasket for pneumatic diaphragm pump

Technical Field

The utility model relates to a pneumatic diaphragm pump field, in particular to pneumatic diaphragm pump is with anticorrosive sealed pad.

Background

The pneumatic diaphragm pump is a new type of conveying machinery, and adopts compressed air as power source, and can pump out and suck up various corrosive liquids, liquids with particles, high viscosity, easy volatilization, flammability and strong toxicity.

And among the prior art, pneumatic diaphragm pump is when daily use, because the liquid that needs to carry is mostly corrosive liquid, and the pneumatic diaphragm pump of generating line is inside only to seal up the existence most, leads to easy inside corrosion after long-term the use like this, leads to sealed effect variation. There is a lifting space.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem of the existence of above-mentioned prior art, provide a pneumatic diaphragm pump is with sealed pad of anticorrosive.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the utility model provides a pneumatic diaphragm pump is with sealed pad of anticorrosion, includes the pump cylinder, the upper end surface of pump cylinder is provided with the suction valve, the inside of pump cylinder is provided with link means, link means's upper end surface is provided with the admission valve, one side surface of link means is provided with the diaphragm, one side surface of diaphragm is provided with the ball valve, one side surface of ball valve is provided with anticorrosive sealing mechanism, the lower extreme surface of pump cylinder is provided with the bleeder valve.

Further, anticorrosive sealing mechanism includes anticorrosive coating, buffer layer and sealed the pad, and anticorrosive coating and buffer layer all are located the inside of sealed pad, the anticorrosive coating is located one side of buffer layer.

Further, be equipped with the fixed glue between anticorrosive coating and the sealed pad, one side surface of anticorrosive coating passes through the fixed glue and seals the inside fixed connection who fills up, be equipped with the fixed glue between buffer layer and the sealed pad, one side surface of buffer layer passes through the fixed glue and seals the front end fixed surface connection who fills up.

Furthermore, an air distribution groove is formed between the connecting rod device and the air inlet valve, and the outer surface of the upper end of the connecting rod device is fixedly connected with the outer surface of the lower end of the air inlet valve through the air distribution groove.

Furthermore, one end of the pump cylinder, which is far away from the discharge valve, is provided with a blocking device.

Further, the blocking device comprises a blocking device and a telescopic plate, and the blocking device is located on one side of the telescopic plate.

The utility model has the advantages that: the anti-corrosion sealing gasket for the pneumatic diaphragm pump, which is provided by the technical scheme, can enhance sealing, increase anti-corrosion measures and ensure sealing performance and anti-corrosion performance after long-term use.

Drawings

Fig. 1 is a schematic structural view of an anti-corrosion sealing gasket for a pneumatic diaphragm pump according to the present invention;

fig. 2 is a schematic structural view of an anticorrosion sealing mechanism in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a blocking device in embodiment 2 of the present invention.

In the figure: 1. a pump cylinder; 2. an anti-corrosion sealing mechanism; 201. an anticorrosive layer; 202. a buffer layer; 203. a gasket; 3. a barrier device; 301. a barrier; 302. a retractable plate; 4. a suction valve; 5. an intake valve; 6. a discharge valve; 7. a link means; 8. a diaphragm sheet; 9. a ball valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-2, including pump cylinder 1, the material of pump cylinder 1 is made for stainless steel material, and can have more actual conditions to change, and the upper end surface of pump cylinder 1 is provided with suction valve 4, the inside of pump cylinder 1 is provided with linkage 7, linkage 7's upper end surface is provided with admission valve 5, one side surface of linkage 7 is provided with diaphragm 8, and diaphragm 8 is for making with materials such as polytetrafluoroethylene, rubber, has better corrosion resistance, one side surface of diaphragm 8 is provided with ball valve 9, one side surface of ball valve 9 is provided with anticorrosive sealing mechanism 2, and the quantity of ball valve 9 is four groups, and is located around pump cylinder 1, the lower extreme surface of pump cylinder 1 is provided with discharge valve 6, and suction valve 4 all is equipped with the sealing rubber gasket with discharge valve 6 inside, conveniently seals.

Anticorrosive sealing mechanism 2 includes anticorrosive coating 201, buffer layer 202 and sealed pad 203, and anticorrosive coating 201 and buffer layer 202 all are located the inside of sealed pad 203, and buffer layer 202 is the buffering material, in inside during operation, multiplicable holistic buffer capacity, anticorrosive coating 201 is located one side of buffer layer 202, and anticorrosive coating 201 is two sets of, and the bottom is epoxy powder coating, and the middle level is the adhesive, and the skin is the polyethylene coating, conveniently carries out anticorrosion, prevents liquid corrosion equipment, and sealed pad 203 is made for high density molecular material, has good sealed effect, and has certain anticorrosive function.

And be equipped with the fixed glue between anticorrosive coating 201 and the sealed pad 203, one side surface of anticorrosive coating 201 passes through the fixed glue and seals the inside fixed connection of pad 203, be equipped with the fixed glue between buffer layer 202 and the sealed pad 203, one side surface of buffer layer 202 passes through the fixed glue and seals the front end surface fixed connection of pad 203.

An air distribution groove is formed between the connecting rod device 7 and the air inlet valve 5, and the outer surface of the upper end of the connecting rod device 7 is fixedly connected with the outer surface of the lower end of the air inlet valve 5 through the air distribution groove.

When the pneumatic diaphragm pump is used, a motor is connected with a connecting rod device 7 in advance, a plug is inserted into a socket to supply power to the connecting rod device, liquid to be conveyed is conveyed through a suction valve 4, two diaphragm sheets 8 are respectively arranged in two symmetrical working cavities of a pump cylinder 1 and are positioned at two sides of the connecting rod device 7, the diaphragm sheets are connected into a whole through a central connecting rod, meanwhile, compressed air enters from an air inlet valve 5 of the pump cylinder 1, the compressed air is introduced into one cavity through an air distribution groove to push the diaphragm sheets 8 in the cavity to move, and gas in the other cavity is discharged. Once reaching the stroke end, the air distribution groove automatically introduces compressed air into another working cavity to push the diaphragms to move towards opposite directions, so that the two diaphragms continuously and synchronously reciprocate, liquid pushes the ball valve 9 open to flow out from an outlet while the diaphragm 8 synchronously and repeatedly moves, and simultaneously the ball valve 9 is locked and prevented from flowing, so that the conveying liquid is continuously sucked from the suction valve 4 and discharged from the discharge valve 6 in a circulating and reciprocating manner, and passes through the anticorrosive layers 201 in the anticorrosive sealing mechanism 2 while the liquid is conveyed, the anticorrosive layers 201 are two groups, the bottom layer is epoxy powder coating, the middle layer is adhesive, the outer layer is polyethylene coating, the anticorrosion is convenient, the liquid is prevented from corroding equipment, the buffer layer 202 is buffer material, the whole buffer capacity can be increased when the internal work is carried out, and the sealing gasket 203 is made of high-density molecular material, has good sealing effect and certain anticorrosion function.

The anti-corrosion sealing gasket for the pneumatic diaphragm pump, which is provided by the technical scheme, can enhance sealing, increase anti-corrosion measures and ensure sealing performance and anti-corrosion performance after long-term use.

Example 2

As shown in fig. 1 and 3, in the embodiment 1, the end of the pump cylinder 1 away from the discharge valve 6 is provided with the blocking device 3.

Blocking device 3 includes separation ware 301 and expansion plate 302, separation ware 301 is located one side of expansion plate 302, and separation ware 301 is inside to be equipped with electronic telescoping device and inductor, can conveniently have the size that liquid different characteristic controlled the velocity of flow before liquid reachs the pump, and drives expansion plate 302 through electronic telescoping device and carry out the separation.

Increased blocking device 3 for embodiment 1, including separation device 301 and expansion plate 302 in blocking device 3, separation device 301 is inside to be equipped with electronic telescoping device and inductor, can conveniently have more the size of the different characteristic control flow rates of liquid before liquid reachs the pump, and drives expansion plate 302 through electronic telescoping device and carry out the separation, prevents that internal pressure is too big to lead to damaging in the pump.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a pneumatic diaphragm pump is with sealed pad of anticorrosive, includes pump cylinder (1), its characterized in that: the outer surface of the upper end of the pump cylinder (1) is provided with a suction valve (4), a connecting rod device (7) is arranged inside the pump cylinder (1), an air inlet valve (5) is arranged on the outer surface of the upper end of the connecting rod device (7), a diaphragm (8) is arranged on the outer surface of one side of the connecting rod device (7), a ball valve (9) is arranged on the outer surface of one side of the diaphragm (8), an anti-corrosion sealing mechanism (2) is arranged on the outer surface of one side of the ball valve (9), and a discharge valve (6) is arranged on the outer surface of the lower end of the pump cylinder (.

2. The anti-corrosion sealing gasket for the pneumatic diaphragm pump according to claim 1, wherein: anticorrosive sealing mechanism (2) are including anticorrosive coating (201), buffer layer (202) and sealed pad (203), and anticorrosive coating (201) and buffer layer (202) all are located the inside of sealed pad (203), anticorrosive coating (201) are located one side of buffer layer (202).

3. The anti-corrosion sealing gasket for the pneumatic diaphragm pump according to claim 2, wherein: be equipped with the fixed glue between anticorrosive coating (201) and sealed pad (203), the inside fixed connection of one side surface of anticorrosive coating (201) through fixed glue and sealed pad (203), be equipped with the fixed glue between buffer layer (202) and sealed pad (203), the front end surface fixed connection of one side surface of buffer layer (202) through fixed glue and sealed pad (203).

4. The anti-corrosion sealing gasket for the pneumatic diaphragm pump according to claim 1, wherein: and an air distribution groove is formed between the connecting rod device (7) and the air inlet valve (5), and the outer surface of the upper end of the connecting rod device (7) is fixedly connected with the outer surface of the lower end of the air inlet valve (5) through the air distribution groove.

5. The anti-corrosion sealing gasket for the pneumatic diaphragm pump according to claim 1, wherein: and a blocking device (3) is arranged at one end of the pump cylinder (1) far away from the discharge valve (6).

6. The anti-corrosion sealing gasket for the pneumatic diaphragm pump according to claim 5, wherein: the blocking device (3) comprises a blocking device (301) and a telescopic plate (302), wherein the blocking device (301) is located on one side of the telescopic plate (302).