CN219388136U - Rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat - Google Patents
Rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat Download PDFInfo
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- CN219388136U CN219388136U CN202320497903.XU CN202320497903U CN219388136U CN 219388136 U CN219388136 U CN 219388136U CN 202320497903 U CN202320497903 U CN 202320497903U CN 219388136 U CN219388136 U CN 219388136U
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Abstract
The utility model discloses a rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat, which comprises a diaphragm pump body, wherein a valve cone main body is arranged on the inner side of the diaphragm pump body, first rubber is arranged at the middle part of the valve cone main body, a valve seat main body is arranged on the outer side of the valve cone main body, the valve seat main body is arranged on the inner side of the diaphragm pump body, and second rubber is arranged at the lower end of the inner conical surface of the valve seat main body. According to the utility model, the first rubber is arranged on the inner side of the valve cone main body, and is preferentially contacted with the inner conical surface of the valve seat main body when the valve cone main body falls back, so that the buffer and sealing of the valve cone main body are facilitated, the second rubber is arranged on the inner side of the valve seat main body, the buffer and sealing effects of the valve cone main body can be increased again when the valve cone main body falls back, the impact collision between the outer conical surface of the valve cone main body and the inner conical surface of the valve seat main body can be greatly reduced by double buffering, the surface damage of hard collision to the main body is reduced, and the service lives of the valve cone main body and the valve seat main body are prolonged.
Description
Technical Field
The utility model relates to the field of diaphragm pumps, in particular to a rubber integrated double-buffering double-sealing diaphragm pump valve cone valve seat.
Background
The diaphragm pump is core equipment applied to heavy equipment process systems such as alumina, metal mine concentrate, high-concentration tailing conveying, coal-to-liquid, petrochemical industry, coal chemical industry, low-emission of coal, electric smoke and sulfur, and the like, and the material inlet and outlet check valve mainly plays a role in controlling material inlet and outlet in the operation of the diaphragm pump, wherein a valve cone and a valve seat are core parts in the check valve, and the working processes of the valve cone and the valve seat are as follows: when slurry flows in from the lower port of the check valve body, the valve cone is pushed up from the valve seat to compress the spring, after the slurry flows out from the transverse hole of the check valve body, the valve cone falls back through the spring, and due to the influence of negative pressure, the rubber surfaces of the valve seat and the valve cone are attached to the conical surface for sealing, the valve cone impacts the valve seat very much under the action of spring force and negative pressure in the falling back process, the buffer property of the rubber determines the service life of the valve cone and the valve seat, and the current product is only sealed, so that once the sealing fails, the whole valve cone and the valve seat system cannot normally operate.
Disclosure of Invention
The utility model aims to provide a rubber integrated double-buffering double-sealing diaphragm pump valve cone valve seat so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a rubber integrated double-buffer double-seal diaphragm pump valve cone valve seat, comprising:
the top end fastening bolt of the diaphragm pump body is fixedly connected with a top plate;
the diaphragm pump comprises a diaphragm pump body, wherein a valve cone main body is arranged on the inner side of the diaphragm pump body, a glue injection area is arranged at the middle part of the valve cone main body, and first rubber is arranged on the inner side of the glue injection area;
the outside of valve cone main part is provided with the disk seat main part, the disk seat main part sets up in the inboard of diaphragm pump body, disk seat main part internal cone lower extreme is provided with annular injecting glue groove, the inboard of annular injecting glue groove is provided with the second rubber.
Preferably, the top fixedly connected with guide arm of valve cone main part, the bottom fixedly connected with guide frame of valve cone main part, the inboard in injecting glue district is provided with first annular water line groove, the top in injecting glue district is provided with the row glue hole.
Preferably, a second annular water line groove is formed in the inner side of the second rubber, an arc groove is formed in the inner side of the second rubber, and the arc groove is formed in the middle of the inner side of the valve seat body and corresponds to the second rubber in position.
Preferably, the inside of diaphragm pump body is provided with the bolster, the outside of bolster is provided with the spring, the bottom of bolster is provided with the lantern ring, the lantern ring cup joints in the outside of guide arm.
Preferably, a first sealing area is formed between the inner conical surface of the valve seat main body and the first rubber, a storage groove is formed between the outer conical surface of the valve cone main body and the inner conical surface of the valve seat main body, and a second sealing area is formed between the outer conical surface of the valve cone main body and the second rubber.
Preferably, the bottom of diaphragm pump body is provided with the feed inlet, one side of diaphragm pump body is provided with the discharge gate, the both sides of diaphragm pump body bottom all are provided with the mounting hole.
The utility model has the technical effects and advantages that:
(1) According to the utility model, the first rubber is arranged on the inner side of the valve cone main body, and is preferentially contacted with the inner conical surface of the valve seat main body when the valve cone main body falls back, so that the buffer and sealing of the valve cone main body are facilitated, the second rubber is arranged on the inner side of the valve seat main body, the buffer and sealing effects of the valve cone main body can be increased again when the valve cone main body falls back, the impact collision between the outer conical surface of the valve cone main body and the inner conical surface of the valve seat main body can be greatly reduced by double buffering, the surface damage of hard collision to the main body is reduced, and the service lives of the valve cone main body and the valve seat main body are prolonged;
(2) According to the utility model, the rubber injection area is arranged in the middle of the valve cone main body, the first annular water line groove and the rubber discharge hole are arranged in the valve cone main body, the first annular water line groove can effectively increase the adhesive force of the first rubber, and the rubber discharge hole can discharge air during rubber injection, so that the first rubber is more tightly adhered to the inner part of the rubber injection area, the valve cone main body and the first rubber can reduce the installation space, the weight of the valve cone and the impact force of the valve cone falling.
Drawings
Fig. 1 is a schematic cross-sectional view of the present utility model.
FIG. 2 is a schematic cross-sectional view of a valve cone body according to the present utility model.
FIG. 3 is a schematic cross-sectional view of a valve seat body according to the present utility model.
Fig. 4 is a schematic cross-sectional view of the valve cone body and the valve seat body of the present utility model.
In the figure: a diaphragm pump body 1; a feed inlet 11; a discharge port 12; a mounting hole 13; a top plate 2; a fastening bolt 3; a buffer 4; a spring 41; collar 42; a valve cone body 5; a guide rod 51; a guide 52; a first rubber 53; a first annular water line groove 54; a glue discharging hole 55; a valve seat main body 6; a second rubber 61; a second annular water line groove 62; a circular arc groove 63; a first sealing region 64; a stock chest 65; a second sealing region 66.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a rubber integrated double-buffer double-sealing type diaphragm pump valve cone valve seat as shown in figures 1-4, which comprises a diaphragm pump body 1, wherein a top plate 2 is fixedly connected with a top fastening bolt 3 of the diaphragm pump body 1, a feed inlet 11 is arranged at the bottom end of the diaphragm pump body 1, a discharge outlet 12 is arranged at one side of the diaphragm pump body 1, and mounting holes 13 are arranged at two sides of the bottom end of the diaphragm pump body 1;
the inner side of the diaphragm pump body 1 is provided with a valve cone main body 5, the middle part of the valve cone main body 5 is provided with a glue injection area, the inner side of the glue injection area is provided with a first rubber 53, the valve cone main body 5 and the first rubber 53 are of an integrated structure, the structure can reduce the installation space, reduce the weight of the valve cone main body 5, further reduce the falling impact force of the valve cone main body 5, the outer ring shape of the first rubber 53 is formed by glue injection through a mould, the angle of the outer conical surface of the first rubber is larger than the angle of the outer conical surface of the valve cone main body 5, when the valve cone main body 5 falls back, the first rubber is preferentially contacted with the inner conical surface of the valve seat main body 6, the buffer and the sealing of the valve cone main body 5 are facilitated, and the deformation space is reserved at the upper end of the first rubber 53;
the valve cone comprises a valve cone body 5, a valve seat body 6, an annular rubber injection groove, a second rubber 61, an annular rubber 61 and an auxiliary buffer, wherein the valve seat body 6 is arranged on the outer side of the valve cone body 5, the valve seat body 6 is arranged on the inner side of the diaphragm pump body 1, the annular rubber 61 is arranged on the inner side of the annular rubber injection groove, the valve seat body 6 and the second rubber 61 are of an integrated structure, the exposed part of the second rubber 61 is in an arc shape, the middle position of the second rubber 61 is higher than the inner conical surface of the valve seat body 6, the valve cone body 5 is used as an auxiliary buffer when falling back, and the arc-shaped structure of the second rubber 61 does not obviously block the flow of slurry;
the top end of the valve cone main body 5 is fixedly connected with a guide rod 51, the bottom end of the valve cone main body 5 is fixedly connected with a guide frame 52, the inner side of the glue injection area is provided with a first annular water line groove 54, the top end of the glue injection area is provided with a glue discharging hole 55, the guide rod 51 and the guide frame 52 are both provided with guiding functions, the upper inclined surface and the lower inclined surface of the glue injection area are provided with the first annular water line groove 54, the adhesive force with the first rubber 53 is increased, and the glue discharging hole 55 arranged at the upper end is used for discharging air during glue injection;
the inner side of the second rubber 61 is provided with a second annular water line groove 62, the inner side of the second rubber 61 is provided with an arc groove 63, the middle part of the arc groove 63 arranged on the inner side of the valve seat main body 6 corresponds to the position of the second rubber 61, and the second annular water line groove 62 is also arranged to increase the adhesive force with the second rubber 61;
the inside of the diaphragm pump body 1 is provided with a buffer part 4, the outside of the buffer part 4 is provided with a spring 41, the bottom end of the buffer part 4 is provided with a lantern ring 42, the lantern ring 42 is sleeved on the outside of the guide rod 51, the buffer part 4 and the spring 41 have the functions of driving the valve cone main body 5 to move, after slurry enters from the feed inlet 11, the valve cone main body 5 is pushed to cause backlog on the spring 41, and after the slurry flows out from the discharge outlet 12, the spring 41 can cause extrusion rebound on the valve cone main body 5;
a first sealing area 64 is formed between the inner conical surface of the valve seat main body 6 and the first rubber 53, a storage groove 65 is formed between the outer conical surface of the valve cone main body 5 and the inner conical surface of the valve seat main body 6, a second sealing area 66 is formed between the outer conical surface of the valve cone main body 5 and the second rubber 61, when the valve cone main body 5 falls back, the first rubber 53 arranged on the inner side of the valve cone main body 5 is preferentially contacted with the inner conical surface of the valve seat main body 6, the valve cone main body 5 continuously falls for the first time, the second rubber 61 arranged on the inner side of the valve seat main body 6 is firstly contacted with the outer conical surface of the valve cone main body 5 before the outer conical surface is contacted with the inner conical surface of the valve seat main body 6, the second time of buffering is realized, the impact collision between the outer conical surface of the valve cone main body 5 and the inner conical surface of the valve seat main body 6 can be greatly reduced, the surface damage to the main body due to hard collision is reduced, and the service lives of the valve cone main body 5 and the valve seat main body 6 are prolonged;
when the valve cone main body 5 is in a close fit state with the valve seat main body 6, a double sealing effect can be generated, when slurry enters an inner hole of the valve seat main body 6, the second rubber 61 at the second sealing area 66 is preferentially opened, the slurry enters the storage groove 65, and when the first rubber 53 at the first sealing area 64 is opened, the slurry is uniformly discharged, so that the conditions that the valve cone main body 5 and the valve seat main body 6 are eroded and pried due to too fast discharging at a local position are reduced, and the service lives of the valve cone main body 5 and the valve seat main body 6 are prolonged.
The working principle of the utility model is as follows: when the diaphragm pump is used, when slurry flows in from the feed inlet 11 at the bottom end of the diaphragm pump body 1, the valve cone main body 5 is pushed up from the valve seat main body 6, the spring 41 is compressed, after the slurry flows out from the discharge outlet 12, the valve cone main body 5 falls back through the extrusion of the spring 41, the first rubber 53 and the second rubber 61 of the valve cone main body 5 and the valve seat main body 6 are attached to the conical surfaces and sealed under the influence of negative pressure, the impact on the valve seat main body 6 is very large under the action of the elasticity of the spring 41 and the negative pressure in the falling process of the valve cone main body 5, the buffer property of the first rubber 53 and the second rubber 61 determines the service lives of the valve cone main body 5 and the valve seat main body 6, and meanwhile, the double sealing reduces the generation of local punching caused by damage to the conical surfaces of the valve cone main body 5 or valve prying, and the service lives of the valve cone main body 5 and the valve seat main body 6 are improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A rubber integrated double-buffer double-seal diaphragm pump valve cone valve seat, comprising:
the diaphragm pump comprises a diaphragm pump body (1), wherein a top end fastening bolt (3) of the diaphragm pump body (1) is fixedly connected with a top plate (2);
the method is characterized in that: a valve cone main body (5) is arranged on the inner side of the diaphragm pump body (1), a glue injection area is arranged at the middle part of the valve cone main body (5), and first rubber (53) is arranged on the inner side of the glue injection area;
the valve cone is characterized in that a valve seat main body (6) is arranged on the outer side of the valve cone main body (5), the valve seat main body (6) is arranged on the inner side of the diaphragm pump body (1), an annular glue injection groove is formed in the lower end of the inner conical surface of the valve seat main body (6), and second rubber (61) is arranged on the inner side of the annular glue injection groove.
2. The valve cone valve seat of the rubber integrated double-buffering double-sealing diaphragm pump according to claim 1, wherein a guide rod (51) is fixedly connected to the top end of the valve cone main body (5), a guide frame (52) is fixedly connected to the bottom end of the valve cone main body (5), a first annular water line groove (54) is formed in the inner side of the glue injection area, and a glue discharging hole (55) is formed in the top end of the glue injection area.
3. The valve cone valve seat of the rubber integrated double-buffering double-sealing diaphragm pump according to claim 1, wherein a second annular water line groove (62) is formed in the inner side of the second rubber (61), an arc groove (63) is formed in the inner side of the second rubber (61), and the arc groove (63) is formed in the middle of the inner side of the valve seat main body (6) and corresponds to the second rubber (61) in position.
4. The rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat according to claim 1, wherein a buffering piece (4) is arranged on the inner side of the diaphragm pump body (1), a spring (41) is arranged on the outer side of the buffering piece (4), a lantern ring (42) is arranged at the bottom end of the buffering piece (4), and the lantern ring (42) is sleeved on the outer side of the guide rod (51).
5. The valve cone valve seat of the rubber integrated double-buffering double-sealing diaphragm pump according to claim 1, wherein a first sealing area (64) is formed between the inner conical surface of the valve seat main body (6) and the first rubber (53), a storage groove (65) is formed between the outer conical surface of the valve cone main body (5) and the inner conical surface of the valve seat main body (6), and a second sealing area (66) is formed between the outer conical surface of the valve cone main body (5) and the second rubber (61).
6. The rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat according to claim 1, wherein a feed inlet (11) is formed in the bottom end of the diaphragm pump body (1), a discharge outlet (12) is formed in one side of the diaphragm pump body (1), and mounting holes (13) are formed in two sides of the bottom end of the diaphragm pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320497903.XU CN219388136U (en) | 2023-03-15 | 2023-03-15 | Rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320497903.XU CN219388136U (en) | 2023-03-15 | 2023-03-15 | Rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219388136U true CN219388136U (en) | 2023-07-21 |
Family
ID=87171023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320497903.XU Active CN219388136U (en) | 2023-03-15 | 2023-03-15 | Rubber integrated double-buffering double-sealing type diaphragm pump valve cone valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219388136U (en) |
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2023
- 2023-03-15 CN CN202320497903.XU patent/CN219388136U/en active Active
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