CN210317692U

CN210317692U - Piston piece for diaphragm water pump

Info

Publication number: CN210317692U
Application number: CN201920867663.1U
Authority: CN
Inventors: 邹昌红
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-04-14
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a piston spare for diaphragm water pump, it includes the elasticity body, the upper portion of elasticity body is equipped with body upper concave station, be equipped with body intermediate hole and the spacing hole of body in the body upper concave station, the fixed block has been inserted in the body upper concave station, it is equipped with fixed block intermediate hole to go up the fixed block, the lower part of going up the fixed block still is equipped with the hollow fixed block reference column of going up that can insert the spacing downthehole of body, the lower part of elasticity body is equipped with body lower concave station, the fixed block has been inserted down in the body lower concave station, the fixed block is equipped with first boss and second boss down, the middle part of first boss and second boss is equipped with boss intermediate hole, the fixed block still is equipped with down the spacing hole of fixed. The utility model discloses simple structure, with low costs, the modern design, long service life, it is smooth and easy to go out water, and elasticity is good, simple to operate, can effectively avoid the effect of water pressure and the sound that the chamber wall touching sent.

Description

Piston piece for diaphragm water pump

[ technical field ] A method for producing a semiconductor device

The utility model relates to a piston spare for unfamiliar water pump.

[ background of the invention ]

The water pump is a device for increasing fluid power and conveying the fluid to flow, and the water outlet of the water pump generally has higher pressure and kinetic energy. In actual work, different pressures need to be provided according to working environments. The diaphragm water pump in the existing water pump generally comprises a pump body and a pump head, an inner ring cavity and an outer ring cavity are formed between the pump body and the pump head, the pump head is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is communicated with the outer ring cavity, the water outlet pipe is communicated with the inner ring cavity, a diaphragm assembly is not arranged between the pump body and the pump head, the diaphragm assembly comprises a fixed frame connected with the pump body, a diaphragm is arranged on the fixed frame, and a pressing block (also called a piston element) is.

When the motor operates, the diaphragm operates up and down, and the pressing block operates up and down in the cavity along with the upper and lower operations of the diaphragm, because the existing pressing block is a part, and the pressing block has a certain gap with the cavity wall, and can make a certain sound due to the action of water pressure and the touch of the cavity wall when the diaphragm operates up and down.

Therefore, improvements are made to the above technical problems.

[ summary of the invention ]

An object of the utility model is to overcome prior art's weak point, provide a simple structure, with low costs, the modern design, long service life, it is smooth and easy to go out water, and elasticity is good, simple to operate, the piston spare that is used for the diaphragm pump that can effectively avoid the water pressure effect and the chamber wall sound that touches and send.

The purpose of the utility model is realized like this:

a piston part for a diaphragm water pump is characterized by comprising an elastic body, wherein the upper part of the elastic body is provided with a body upper concave platform, and a body middle hole and a body limiting hole are arranged in the body upper concave platform; an upper fixed block is inserted into the upper concave table of the body, the upper fixed block is provided with an upper fixed block middle hole, and the lower part of the upper fixed block is also provided with a hollow upper fixed block positioning column which can be inserted into the body limiting hole; a lower body concave platform is arranged at the lower part of the elastic body, and a lower fixed block is inserted into the lower body concave platform; the lower fixing block is provided with a first boss inserted into the middle hole of the body, the first boss is provided with a second boss inserted into the middle hole of the upper fixing block, the middle parts of the first boss and the second boss are provided with boss middle holes, and the lower fixing block is also provided with a lower fixing block limiting hole corresponding to the body limiting hole and allowing the positioning column of the upper fixing block to be inserted.

The piston piece for the diaphragm water pump is characterized in that the upper concave platform of the body is a circular concave platform, the lower concave platform of the body is a circular concave platform, and the upper fixing block and the lower fixing block are in a round cake shape; the body limiting hole, the fixing block positioning column and the lower fixing block limiting hole are two.

The piston piece for the diaphragm water pump is characterized in that a lower concave platform of the lower fixing block is arranged beside a lower fixing block limiting hole at the bottom of the lower fixing block.

The utility model has the advantages that:

the utility model discloses simple structure, with low costs, the modern design, long service life, it is smooth and easy to go out water, and elasticity is good, simple to operate, can effectively avoid the effect of water pressure and the sound that the chamber wall touching sent.

[ description of the drawings ]

Fig. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a view A-A of FIG. 2;

FIG. 4 is a B-B diagram of FIG. 2;

FIG. 5 is an exploded view of the structure of the present invention;

FIG. 6 is an exploded view of the structure of the present invention;

fig. 7 is a perspective view of the present invention applied to a diaphragm water pump.

[ detailed description ] embodiments

The present invention will be further explained with reference to the accompanying drawings:

a piston part for a diaphragm water pump comprises an elastic body 1, wherein the upper part of the elastic body 1 is provided with an upper body concave table 11, a body middle hole 12 and a body limiting hole 13 are arranged in the upper body concave table 11, an upper fixing block 2 is inserted into the upper body concave table 11, the upper fixing block 2 is provided with an upper fixing block middle hole 21, the lower part of the upper fixing block 2 is further provided with a hollow upper fixing block positioning column 22 capable of being inserted into the body limiting hole 13, the lower part of the elastic body 1 is provided with a lower body concave table 14, a lower fixing block 3 is inserted into the lower body concave table 14, the lower fixing block 3 is provided with a first boss 31 inserted into the body middle hole 12, the first boss 31 is provided with a second boss 32 capable of being inserted into the upper fixing block middle hole 21 of the upper fixing block, boss middle holes 33 are arranged in the middle parts of the first boss 31 and the second boss 32, and the lower fixing block 3 is further provided with a lower limiting hole 34 corresponding to the body limiting hole and allowing the upper fixing. As shown in fig. 6, the present invention is applied to a diaphragm water pump, wherein the diaphragm water pump includes a pump body 100 and a pump head 101, a diaphragm assembly 102 is not disposed between the pump body and the pump head, the diaphragm assembly includes a fixing frame 103 connected to the pump body, a diaphragm 104 is disposed on the fixing frame 103, the diaphragm 104 has three diaphragm cavities 105 with openings, the fixing frame 103 is provided with three water outlets 106, the water outlets 106 are communicated with a boss middle hole 33, and two shaft levers 107 are disposed beside the three water outlets; the shaft 107 is inserted into the body limiting hole 13, the hollow upper fixing block positioning column 22 and the lower fixing block limiting hole 34. The utility model discloses becoming current briquetting into a 3 piston spare 10, three piston spare can be embedded into the diaphragm intracavity, and three piston spare is hugged closely in the chamber wall in diaphragm chamber, can effectively avoid the effect of hydraulic pressure and the sound that the chamber wall touching sent. And the utility model discloses simple structure, with low costs, the modern design, long service life goes out water smoothly, and elasticity is good, simple to operate.

The upper concave platform of the body of the utility model is a circular concave platform, the lower concave platform of the body is also a circular concave platform, and the upper fixed block and the lower fixed block are in a round cake shape; the body limiting hole, the fixing block positioning column and the lower fixing block limiting hole are two.

The utility model discloses a fixed block concave station 35 is down equipped with next door to the spacing hole 34 of lower fixed block of 3 bottoms on lower fixed block.

Claims

1. A piston part for a diaphragm water pump is characterized by comprising an elastic body (1), wherein the upper part of the elastic body (1) is provided with a body upper concave platform (11), and a body middle hole (12) and a body limiting hole (13) are arranged in the body upper concave platform (11); an upper fixing block (2) is inserted into the upper concave table (11) of the body, the upper fixing block (2) is provided with an upper fixing block middle hole (21), and the lower part of the upper fixing block (2) is also provided with a hollow upper fixing block positioning column (22) which can be inserted into the body limiting hole (13); a body concave table (14) is arranged at the lower part of the elastic body (1), and a lower fixing block (3) is inserted into the body concave table (14); the lower fixing block (3) is provided with a first boss (31) inserted into the middle hole of the body, the first boss (31) is provided with a second boss (32) inserted into the middle hole (21) of the upper fixing block, the middle parts of the first boss (31) and the second boss (32) are provided with boss middle holes (33), and the lower fixing block (3) is further provided with a lower fixing block limiting hole (34) corresponding to the body limiting hole and allowing the upper fixing block positioning column (22) to be inserted.

2. The piston member for a membrane water pump as claimed in claim 1, wherein the upper concave land of the body is a circular concave land, the lower concave land of the body is a circular concave land, and the upper fixing block and the lower fixing block are in a shape of a circular cake; the body limiting hole, the fixing block positioning column and the lower fixing block limiting hole are two.

3. The piston member for a membrane water pump as claimed in claim 1, wherein a lower fixing block recess (35) is provided beside the lower fixing block limiting hole (34) at the bottom of the lower fixing block (3).