CN201209529Y - Improved pneumatic chemical pump - Google Patents

Abstract

The utility model relates to an improved pneumatic chemical pump, which comprises a seat body provided with a base and a sealing cover, wherein the base is provided with a holding area, and two sides of the base are respectively provided with a first check valve and a second check valve which are communicated with the holding area; and a telescopic container which is arranged in the containing area and the opening part of which corresponds to the first one-way valve and the second one-way valve, wherein the inner and outer peripheral edges of the telescopic container are annularly provided with a plurality of continuous inner concave ring grooves and outer concave ring grooves, and each inner concave ring groove is respectively provided with an inclined plane part which inclines towards the opening part. Therefore, when the telescopic container is used for pumping, the working fluid can be completely discharged out of the telescopic container by utilizing the inclined plane part on the inner concave ring groove, and the effect of prolonging the service life of the telescopic container can be achieved.

Description

Improved pneumatic chemical pump

technical field

The utility model relates to an improved pneumatic chemical pump, in particular to an improved pneumatic chemical pump which can completely discharge the working liquid into the telescopic container and prolong the service life of the telescopic container.

Background technique

Please refer to FIG. 1 , which is a schematic cross-sectional view of an existing pneumatic chemical pump. Generally, the conventional pneumatic chemical pump 4 includes a seat body 41 with two one-way valves 411, 412, and a telescopic container 42 arranged in the seat body 41 and corresponding to the two one-way valves 411, 412. The telescopic container 42 is made of a soft rubber material, and its periphery is provided with a plurality of continuous grooves 421; thereby, the required working fluid can enter the telescopic container 42 through the one-way valve 411. After the predetermined working fluid is injected into the container 42, the working fluid will be discharged from another one-way valve 412, and at the same time, the telescopic container 42 will be driven to compress, so that the telescopic container 42 will perform a suction action, so as to utilize The squeezing effect expels the working fluid outwards.

Although the above-mentioned existing conventional pneumatic chemical pump 4 can perform a suction action to discharge the working fluid, but because the grooves 421 on the periphery of the telescopic container 42 are respectively in a horizontal state, when the telescopic container 42 After the working fluid is discharged by the pumping action, there are often residues of the working fluid in each groove 421, and these residual liquids will be on the grooves 421 after the expansion container 42 is not working and dried. Crystals A are formed, and when the pneumatic chemical pump 4 operates again, the crystals A on the grooves 421 will be squeezed due to the compression of the expansion container 42, so that the crystals A can easily pierce the soft rubber material The telescopic container 42 will cause holes and cracks in the telescopic container 42, thereby affecting the service life and normal operation of the telescopic container 42.

This shows that above-mentioned existing pneumatic chemical pump obviously still has inconvenience and defect in structure and use, and demands urgently further improving. In order to solve the above-mentioned problems, the relevant manufacturers have tried their best to find a solution, but no suitable design has been developed for a long time, and the general products do not have a suitable structure to solve the above-mentioned problems. This is obviously the relevant industry. urgent problem to be solved. Therefore, how to create a new type of improved pneumatic chemical pump is one of the current important research and development topics, and it has also become a goal that the industry needs to improve.

In view of the defects existing in the above-mentioned existing pneumatic chemical pumps, the inventor actively researches and innovates based on years of rich practical experience and professional knowledge engaged in the design and manufacture of such products, and cooperates with the application of theories, in order to create a new type of improved The type pneumatic chemical pump can improve the general existing pneumatic chemical pump and make it more practical. Through continuous research, design, and after repeated trial samples and improvements, the utility model with practical value is finally created.

Contents of the invention

The main purpose of the utility model is to overcome the defects of existing pneumatic chemical pumps and provide a new type of improved pneumatic chemical pump. The inclined portion on the inner concave ring groove allows the working fluid to be completely discharged into the expansion container, and has the effect of prolonging the service life of the expansion container, which is very suitable for practical use.

The purpose of this utility model and the solution to its technical problems are achieved by adopting the following technical solutions. An improved pneumatic chemical pump proposed according to the utility model, which includes: a base, at least having a base and a cover, the base has an accommodating area, and two sides of the base respectively have an accommodating area connected first and second one-way valves; and a telescopic container, which is arranged in the accommodating area of the above-mentioned seat body, and its opening corresponds to the first and second one-way valves. The outer peripheral ring is provided with a plurality of continuous inner concave ring grooves and outer concave ring grooves, and each inner concave ring groove has a slope portion inclined toward the opening.

The purpose of the utility model and the solution to its technical problems can also be further realized by adopting the following technical measures.

In the aforementioned improved pneumatic chemical pump, an elastic component is sheathed on each outer concave ring groove of the telescopic container.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. It can be seen from the above that in order to achieve the above purpose, the utility model provides an improved pneumatic chemical pump, which includes a base with a base and a cover, the base has a receiving area, and the two sides of the base respectively have a The first and second one-way valves communicated with the accommodating area; and a telescopic container arranged in the accommodating area and having openings corresponding to the first and second one-way valves, the inner and outer peripheries of the telescopic container The ring is provided with a plurality of continuous inner concave ring grooves and outer concave ring grooves, and each inner concave ring groove has a slope portion inclined toward the opening.

By virtue of the above technical solution, the improved pneumatic chemical pump of the utility model has at least the following advantages and beneficial effects: the utility model can effectively improve various shortcomings of the existing conventional pneumatic chemical pumps, and can make the telescopic container , using the inclined surface on the inner concave ring groove, the working fluid can be completely discharged into the telescopic container, and has the effect of prolonging the service life of the telescopic container, and then the utility model has more advanced technology, more practicality, and is more suitable for use desired effect.

To sum up, the utility model has the above-mentioned many advantages and practical value, it has great improvement no matter in product structure or function, has significant progress in technology, and has produced easy-to-use and practical effects, and is relatively Existing pneumatic chemical pumps have enhanced prominent effects, and thus are more suitable for practical use, which is a novel, progressive and practical new design.

The above description is only an overview of the technical solutions of the present utility model. In order to better understand the technical means of the present utility model, it can be implemented according to the contents of the description, and in order to make the above-mentioned and other purposes, features and advantages of the present utility model better It is obvious and easy to understand, and the preferred embodiments will be described in detail below together with the accompanying drawings.

Description of drawings

Fig. 1 is a schematic cross-sectional view of an existing pneumatic chemical pump.

Fig. 2 is an exploded perspective view of the improved pneumatic chemical pump of the utility model.

Fig. 3 is a three-dimensional schematic diagram of the appearance of the improved pneumatic chemical pump of the present invention.

Fig. 4 is a schematic cross-sectional view of the section A-A in Fig. 3 of the improved pneumatic chemical pump of the present invention.

Fig. 5 is a schematic cross-sectional view of the improved pneumatic chemical pump of the present invention in use.

1: Seat body 11: Base

111: Containment area 12: Cover

13: Fixed component 14: The first one-way valve

141: Sphere 151: Sphere

15: Second one-way valve 2: Expansion container

21: Inner concave ring groove 211: Inclined part

22: Outer concave ring groove 23: Elastic component

3: Working fluid 4: Pneumatic chemical pump

41: seat body 411: one-way valve

412: One-way valve 42: Telescopic container

421: Groove A: Crystallization

Detailed ways

In order to further explain the technical means and effects of the utility model to achieve the intended purpose of the invention, the specific implementation, structure and characteristics of the improved pneumatic chemical pump proposed according to the utility model will be described below in conjunction with the accompanying drawings and preferred embodiments. And its effect, detailed description is as follows.

The aforementioned and other technical contents, features and effects of the present utility model will be clearly presented in the following detailed description of preferred embodiments with reference to the drawings. Through the description of the specific implementation, one can get a deeper and more specific understanding of the technical means and effects of the utility model to achieve the intended purpose, but the attached drawings are only for reference and description, and are not used to explain the present invention. Utility models are restricted.

Please refer to Fig. 2, Fig. 3 and Fig. 4. Fig. 2 is an exploded perspective view of the improved pneumatic chemical pump of the present invention, Fig. 3 is a perspective view of the appearance, and Fig. 4 is a cross-sectional view of the A-A section in Fig. 3 . An improved pneumatic chemical pump in a preferred embodiment of the utility model is at least composed of a base 1 and a telescopic container 2 .

The above-mentioned seat body 1 has at least a base 11 and a cover 12; the base 11 and the cover 12 are fixedly connected by a plurality of fixing components 13, and the base 11 has an accommodating area 111, and the base Two sides of 11 respectively have a first and a second one-way valve 14, 15 communicating with the accommodating area 111.

The above-mentioned telescopic container 2 is arranged in the accommodating area 111 of the above-mentioned seat body 1, and its opening is corresponding to the first and second one-way valves 14, 15, and the inner and outer peripheries of the telescopic container 2 are The ring is provided with a plurality of continuous inner concave ring grooves 21 and outer concave ring grooves 22. Each of the inner concave ring grooves 21 has a slope surface 211 inclined towards the opening, and is respectively sleeved on each outer concave ring groove 22. An elastic component 23 is provided.

In this way, a brand-new improved pneumatic chemical pump is formed by combining the above structures.

Please refer to Figure 5, which is a schematic cross-sectional view of the improved pneumatic chemical pump of the present invention in use. When the utility model is in use, the working fluid 3 is pushed up by the ball 141 of the first one-way valve 14 of the seat 1 to move upward, so that the working fluid 3 enters the telescopic container 2, and after the telescopic When the predetermined working fluid 3 is injected into the container 2, an appropriate pressure will be generated to push the ball 151 in the second one-way valve 15 to move downward, and the working fluid 3 will be discharged from the second one-way valve 15, And when the working fluid 3 is discharged from the second one-way valve 15, the expansion container 2 will be driven to be compressed due to the pressure generated, so that the expansion container 2 will perform a suction action, so as to utilize the extrusion effect to compress the working fluid. The liquid 3 is discharged outwards, and since each concave ring groove 21 of the telescopic container 2 has a slant portion 211 respectively, the working fluid 3 in the telescopic container 2 can be completely discharged along the slant portion 211 In the telescopic container 2, it will not remain in each inner concave ring groove 21, and because each outer concave ring groove 22 of the telescopic container 2 is respectively sleeved with an elastic component 23, so when the telescopic container 2 is compressed, It can cooperate with each elastic component 23 to have a better recovery elastic force, so as to improve the suction efficiency of the telescopic container 2 .

The above are only preferred embodiments of the present utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with preferred embodiments, it is not intended to limit the utility model. Any Those skilled in the art can use the technical content disclosed above to make some changes or modify them into equivalent embodiments without departing from the technical solution of the present utility model. Content, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model still belong to the scope of the technical solution of the utility model.

Claims (2)

1. An improved pneumatic chemical pump, characterized in that it comprises: The base has at least a base and a cover, the base has an accommodating area, and the two sides of the base respectively have a first and a second one-way valve communicated with the accommodating area; and A telescopic container is arranged in the accommodating area of the seat body, and its opening corresponds to the first and second one-way valves. The inner and outer peripheral rings of the telescopic container are provided with a plurality of continuous inner concave ring grooves And the outer concave ring groove, and each inner concave ring groove has a slope portion inclined toward the opening. 2. The improved pneumatic chemical pump according to claim 1, wherein each outer concave ring groove of the telescopic container is respectively sleeved with an elastic component.

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