CN216008840U

CN216008840U - Pneumatic diaphragm pump diaphragm protection device

Info

Publication number: CN216008840U
Application number: CN202122114501.0U
Authority: CN
Inventors: 曹勇; 王学勇; 毛俊; 富建军; 丁亮
Original assignee: Changzhou Fangde Precision Machinery Co ltd
Current assignee: Changzhou Fangde Precision Machinery Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-11
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a pneumatic diaphragm pump diaphragm protection device, relating to the technical field of pneumatic diaphragm pumps, which comprises a diaphragm, wherein a protection component is arranged outside the diaphragm, and a protection component is arranged on one side of the protection component; the protection assembly comprises a first protection plate, a second protection plate and a wear-resistant part, wherein the first protection plate is fixedly connected to one side of the diaphragm, and the second protection plate is fixedly connected to the other side of the diaphragm; the wear-resistant part comprises a sealing sleeve and a wear-resistant sleeve, the sealing sleeve is located inside the diaphragm, and the inner side of the sealing sleeve is fixedly connected with the wear-resistant sleeve. The utility model relates to a pneumatic diaphragm pump diaphragm protection device through setting up first protection shield and second protection shield, can protect the both sides of diaphragm, the effectual durability that improves the diaphragm both sides through setting up wear-resisting cover, has increased the inside wear resistance of diaphragm to make the life of diaphragm more permanent.

Description

Pneumatic diaphragm pump diaphragm protection device

Technical Field

The utility model relates to a pneumatic diaphragm pump technical field, in particular to pneumatic diaphragm pump diaphragm protection device.

Background

The pneumatic diaphragm pump is a novel conveying machine and is the most novel pump in China. The compressed gas is used as a power source, and all kinds of corrosive liquids, liquids with particles, high-viscosity, volatile, inflammable and extremely toxic liquids can be pumped out and absorbed completely. The pneumatic diaphragm pump has four materials: plastic, aluminum alloy, cast iron, stainless steel.

The diaphragm of the existing pneumatic diaphragm pump generally has no corresponding protection device, and the diaphragm of the pneumatic diaphragm pump is usually fixedly connected through a common screw, but under the condition, the common screw easily wears the diaphragm, so that the service life of the diaphragm of the pneumatic diaphragm pump is not long.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a pneumatic diaphragm pump diaphragm protection device, the diaphragm that can effectively solve current pneumatic diaphragm pump in the background art generally does not have corresponding protection device, because pneumatic diaphragm pump's diaphragm all carries out fixed connection through ordinary screw usually, but this kind of condition, ordinary screw causes wearing and tearing to the diaphragm very easily for pneumatic diaphragm pump's diaphragm life is permanent problem not.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a diaphragm protection device of a pneumatic diaphragm pump comprises a diaphragm, wherein a protection component is arranged on the outer side of the diaphragm, and a protection component is arranged on one side of the protection component;

the protective assembly comprises a first protective plate, a second protective plate and a wear-resistant part, wherein the first protective plate is fixedly connected to one side of the diaphragm, the second protective plate is fixedly connected to the other side of the diaphragm, and the diaphragm can be protected by the second protective plates of the first protective plate;

the wear-resistant part comprises a sealing sleeve and a wear-resistant sleeve, the sealing sleeve is located inside the diaphragm, the wear-resistant sleeve is fixedly connected to the inner side of the sealing sleeve, and the wear-resistant performance inside the diaphragm is improved through the wear-resistant sleeve.

Preferably, still include the protection component, the protection component includes protective cover plate and sealing ring, first connecting hole and locating hole have been seted up on protective cover plate's surface, the second connecting hole has been seted up on the surface of sealing ring, the sealing ring is close to a side fixedly connected with reference column of protective cover plate, and through protective cover plate, also can seal the diaphragm when being convenient for protect the diaphragm.

Preferably, the outer diameter of reference column and the internal diameter of locating hole size looks adaptation, the inboard fixedly connected with first magnetite of locating hole, the one end fixedly connected with second magnetite that the sealing ring was kept away from to the reference column, through first magnetite and second magnetite, can carry out further fixed to reference column and locating hole.

Preferably, the number of the first connecting holes is seven, the seven first connecting holes are distributed in an annular shape, and the protective cover plate is conveniently connected with the pneumatic diaphragm pump through the first connecting holes.

Preferably, the number of the second connecting holes is seven, the seven second connecting holes are distributed in an annular shape, and the sealing rings are connected more reasonably through the second connecting holes.

Preferably, a through hole matched with the sealing sleeve is formed in the diaphragm, and the sealing sleeve is fixedly connected to the inner side of the through hole, so that the sealing sleeve can be fixedly connected to the inside of the diaphragm.

Preferably, the inner diameter of the through hole is matched with the outer diameter of the sealing sleeve, so that the connecting structure of the sealing sleeve is more reasonable.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up first protection shield and second protection shield, can protect the both sides of diaphragm, the effectual durability that improves the diaphragm both sides through setting up wear-resisting cover, has increased the inside wear resistance of diaphragm to make the life of diaphragm more permanent, through setting up the seal cover, improved the sealing performance that wear-resisting cover and diaphragm are connected, make the result of use of wear-resisting cover better.

2. The utility model discloses a set up protective cover plate, also can provide the protection to the diaphragm when being convenient for seal the diaphragm, have better performance, through setting up the sealing ring, improved the sealing performance that protective cover plate and pneumatic diaphragm pump are connected for protective cover plate is better to the sealing performance of diaphragm.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of a pneumatic diaphragm pump diaphragm protection device of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a protective cover plate of a pneumatic diaphragm pump membrane protection device of the present invention;

FIG. 3 is a schematic diagram of a side-view three-dimensional structure of a sealing ring of the pneumatic diaphragm pump membrane protection device of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of a diaphragm of a pneumatic diaphragm pump diaphragm protection device of the present invention;

fig. 5 is an enlarged schematic structural view of a position a in fig. 4 of the pneumatic diaphragm pump diaphragm protection device of the present invention.

In the figure: 1. a protective cover plate; 2. a first connection hole; 3. a second connection hole; 4. a seal ring; 5. a membrane; 6. positioning holes; 7. a first magnet; 8. a positioning column; 9. a second magnet; 10. a through hole; 11. sealing sleeves; 12. a wear-resistant sleeve; 13. a second protective plate; 14. a first protection plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention relates to a diaphragm protection device for a pneumatic diaphragm pump, which comprises a diaphragm 5, wherein a protection component is arranged outside the diaphragm 5, and a protection component is arranged on one side of the protection component;

the protection assembly comprises a first protection plate 14, a second protection plate 13 and a wear-resistant part, wherein the first protection plate 14 is fixedly connected to one side of the diaphragm 5, the second protection plate 13 is fixedly connected to the other side of the diaphragm 5, and the diaphragm 5 can be protected through the first protection plate 14 and the second protection plate 13;

the wear-resistant part comprises a sealing sleeve 11 and a wear-resistant sleeve 12, the sealing sleeve 11 is located inside the diaphragm 5, the inner side of the sealing sleeve 11 is fixedly connected with the wear-resistant sleeve 12, and the wear-resistant performance inside the diaphragm 5 is improved through the wear-resistant sleeve 12.

Still include the protection component, the protection component includes protection apron 1 and sealing ring 4, and first connecting hole 2 and locating hole 6 have been seted up on the surface of protection apron 1, and second connecting hole 3 has been seted up on the surface of sealing ring 4, and sealing ring 4 is close to a side fixedly connected with reference column 8 of protection apron 1, through protection apron 1, also can seal diaphragm 5 when being convenient for protect diaphragm 5.

The outer diameter of the positioning column 8 is matched with the inner diameter of the positioning hole 6, the inner side of the positioning hole 6 is fixedly connected with a first magnet 7, one end of the positioning column 8, far away from the sealing ring 4, is fixedly connected with a second magnet 9, and the positioning column 8 and the positioning hole 6 can be further fixed through the first magnet 7 and the second magnet 9.

The quantity of first connecting hole 2 has seven, and seven first connecting holes 2 are the annular and distribute, through first connecting hole 2, are convenient for guard flap 1 and pneumatic diaphragm pump's being connected.

The number of the second connecting holes 3 is seven, the seven second connecting holes 3 are distributed in an annular shape, and the sealing ring 4 is connected more reasonably through the second connecting holes 3.

Through hole 10 matched with sealing sleeve 11 is opened in diaphragm 5, and sealing sleeve 11 is fixedly connected in the inside of through hole 10, so that sealing sleeve 11 can be fixedly connected in diaphragm 5.

The inner diameter of the through hole 10 is matched with the outer diameter of the sealing sleeve 11, so that the connecting structure of the sealing sleeve 11 is more reasonable.

The utility model discloses a theory of operation does: during the use, the user at first installs the assigned position at pneumatic diaphragm pump diaphragm with diaphragm 5, after the installation, insert the reference column 8 of sealing ring 4 department in the locating hole 6 of protective cover plate 1 department, at this moment, because the magnetism of first magnetite 7 and second magnetite 9 is opposite, make reference column 8 can be firm fix in the inside of locating hole 6, through reference column 8 and locating hole 6, make sealing ring 4 can fix on protective cover plate 1, treat that sealing ring 4 fixes the back, the user with the help of appurtenance, it can to fix sealing ring 4 and protective cover plate 1 in the position of pneumatic diaphragm pump installation apron, wherein, first protection shield 14 and second protection shield 13 all are made by the polytetrafluoroethylene material.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pneumatic diaphragm pump diaphragm protection device which characterized in that: the device comprises a diaphragm (5), wherein a protection component is arranged on the outer side of the diaphragm (5), and a protection component is arranged on one side of the protection component;

the protective assembly comprises a first protective plate (14), a second protective plate (13) and a wear-resistant part, wherein the first protective plate (14) is fixedly connected to one side of the diaphragm (5), and the second protective plate (13) is fixedly connected to the other side of the diaphragm (5);

the wear-resistant part comprises a sealing sleeve (11) and a wear-resistant sleeve (12), the sealing sleeve (11) is located inside the diaphragm (5), and the inner side of the sealing sleeve (11) is fixedly connected with the wear-resistant sleeve (12).

2. An air operated diaphragm pump diaphragm protection device according to claim 1, wherein: still include protection component, protection component includes protection apron (1) and sealing ring (4), first connecting hole (2) and locating hole (6) have been seted up on the surface of protection apron (1), second connecting hole (3) have been seted up on the surface of sealing ring (4), sealing ring (4) are close to one side fixedly connected with reference column (8) of protection apron (1).

3. An air operated diaphragm pump diaphragm protection device according to claim 2, wherein: the outer diameter of reference column (8) and the internal diameter of locating hole (6) size looks adaptation, the inboard fixedly connected with first magnetite (7) of locating hole (6), the one end fixedly connected with second magnetite (9) of sealing ring (4) are kept away from in reference column (8).

4. An air operated diaphragm pump diaphragm protection device according to claim 2, wherein: the number of the first connecting holes (2) is seven, and the seven first connecting holes (2) are distributed in an annular shape.

5. An air operated diaphragm pump diaphragm protection device according to claim 2, wherein: the number of the second connecting holes (3) is seven, and the seven second connecting holes (3) are distributed in an annular shape.

6. An air operated diaphragm pump diaphragm protection device according to claim 1, wherein: the diaphragm (5) is internally provided with a through hole (10) matched with the sealing sleeve (11), and the sealing sleeve (11) is fixedly connected to the inner side of the through hole (10).

7. An air operated diaphragm pump diaphragm protection device according to claim 6, wherein: the inner diameter of the through hole (10) is matched with the outer diameter of the sealing sleeve (11).