CN221003148U - Water pump and exhaust air release valve thereof - Google Patents
Water pump and exhaust air release valve thereof Download PDFInfo
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- CN221003148U CN221003148U CN202322873969.7U CN202322873969U CN221003148U CN 221003148 U CN221003148 U CN 221003148U CN 202322873969 U CN202322873969 U CN 202322873969U CN 221003148 U CN221003148 U CN 221003148U
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- exhaust
- hole
- bolt seat
- nut
- mounting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 54
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000010926 purge Methods 0.000 claims 8
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 101150014715 CAP2 gene Proteins 0.000 description 1
- 101100326803 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) fac-2 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a water pump and an exhaust air release valve thereof, which comprise a screw cap and a screw bolt seat used for being installed on an installation foundation, wherein the screw cap is in threaded connection with the screw bolt seat, an installation cavity for installing a sealing ball is formed in the bottom of the screw bolt seat, an exhaust hole communicated with the installation cavity is formed in the screw cap, the bottom end of the screw cap penetrates into the installation cavity to be used for propping against the sealing ball, the sealing ball is positioned in the installation cavity at the bottom of the screw bolt seat, air in a pump body can be exhausted through the exhaust hole, when the exhaust hole is required to be sealed after the exhaust is completed, the screw cap is rotated to enable the screw cap to move downwards, the bottom end of the screw cap is propped against the sealing ball to deform, stable sealing can be realized under the environment without pressure difference, better applicability is realized, the sealing is realized by compacting the sealing ball at the bottom, no strict requirements are met on the processing precision of the screw cap and the screw bolt seat can save the processing cost.
Description
Technical Field
The utility model relates to the field of exhaust valves, in particular to a water pump and an exhaust and release valve thereof.
Background
The water pump is a mechanism for conveying liquid or pressurizing the liquid, and part of the water pump is often required to remove air before being started up for use every time, so that an exhaust valve is required to be arranged on the water pump, and the exhaust valve is widely applied to other products besides being arranged on the water pump.
In order to further understand the exhaust valve in the prior art, chinese patent with the search bulletin number of CN210397075U discloses an automatic exhaust valve, which comprises a left valve body, a right valve body, a steel ball, a spring, an O-shaped ring and a gasket, wherein the center of the left valve body is sequentially provided with a three-step hole and the inner diameter is communicated from small to large, the left hole is an air outlet hole, the middle hole is a spring hole, the right hole is a steel ball hole, the outer surface of the right end part of the left valve body is provided with threads, the spring is arranged in the spring hole, the O-shaped ring is arranged at the left side of the spring hole, the steel ball is positioned in the steel ball hole, a gap is reserved between the steel ball and the steel ball hole, the inner right part of the right valve body is provided with an air inlet hole, the inner left part of the right valve body is provided with an assembly hole, the air inlet hole is communicated with the assembly hole, the inner surface of the assembly hole of the right end part is provided with inner threads, the inner threads are matched with the threads arranged on the outer surface of the right end part of the left valve body, the gasket is arranged at the right side of the assembly hole, and the steel ball can axially move in the steel ball hole along the steel ball hole.
However, when the exhaust valve is specifically used, the sealing is realized by mainly driving the steel ball to abut against the gasket by virtue of the spring or keeping the steel ball to abut against the O-shaped ring by virtue of the pressure difference, namely the sealing can be well used only in an environment with the pressure difference, and the steel ball is in an active state, so that the situation of unstable sealing exists and needs to be further perfected.
Disclosure of utility model
In order to further improve sealing stability and applicability, the application provides an exhaust gas release valve.
The application provides an exhaust gas release valve, which adopts the following technical scheme:
The utility model provides an exhaust bleed valve, includes the nut and is used for installing the bolt seat on the installation basis, nut and bolt seat threaded connection, the bolt seat bottom has the installation cavity that supplies the sealing ball to install, set up the exhaust hole with the installation cavity intercommunication on the nut, the bottom of nut penetrates in the installation cavity and is used for pressing the sealing ball.
Optionally, the exhaust hole is provided with a plurality of, set up the gas outlet with exhaust hole intercommunication on the lateral wall of nut.
Optionally, a mounting groove in threaded connection with the nut is formed in the top of the bolt seat, and the mounting groove is a stepped groove.
Optionally, the side wall of the installation cavity is provided with diversion trenches distributed around the circumference, and the diversion trenches are communicated with the exhaust holes.
Optionally, an operation hole is formed in the top wall of the nut, a marking part is arranged on one side of the operation hole, and a marking piece corresponding to the marking part is arranged on the bolt seat.
Optionally, the bottom of nut is the taper setting and forms the conical surface, the bottom of exhaust hole runs through conical surface and guiding gutter intercommunication.
Optionally, the sealing ball is a rubber ball.
Optionally, the bolt seat includes head and screw thread installation section, there is the interval between the diapire of head and the screw thread installation section.
Optionally, a ring groove for installing the sealing gasket is formed in the bottom wall of the head.
The application provides a water pump, which adopts the following technical scheme:
The utility model provides a water pump, includes the pump body and motor, still includes foretell exhaust bleed valve, be provided with the mounting hole that supplies the installation of exhaust bleed valve on the pump body, the diapire of mounting hole is seted up with sealed ball complex shrinkage pool, the air vent with the inside intercommunication of the pump body has been seted up to the diapire of shrinkage pool.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The bolt seat is arranged on the pump body, the sealing ball is positioned in the installation cavity at the bottom of the bolt seat, air in the pump body can be discharged through the exhaust hole, when the exhaust hole is required to be sealed after the exhaust is completed, the screw cap is rotated to move downwards, the bottom end of the screw cap abuts against the deformation of the sealing ball to realize stable sealing, and the sealing ball can be stably adapted under the environment without pressure difference, so that the sealing ball has better applicability;
2. The sealing is realized by compacting the sealing ball at the bottom, so that the processing precision of the screw cap and the bolt seat is not strictly required, and the processing cost can be saved;
3. The bolt seat and the nut can be made of any material, so that the cost of parts can be saved;
4. The identification piece and the identification part are arranged to be convenient for identifying the opening and closing state of the exhaust and air release valve.
Drawings
Fig. 1 is an overall configuration diagram of embodiment 1.
Fig. 2 is a perspective view of the bolt seat and the nut in embodiment 1.
Fig. 3 is a perspective view of the nut in example 1.
Fig. 4 is an overall configuration diagram of embodiment 2.
Reference numerals illustrate:
1. A bolt seat; 2. a screw cap; 3. a mounting hole; 4. a mounting cavity; 5. a sealing ball; 6. concave holes; 7. a vent hole; 8. a pump body; 9. an exhaust hole; 10. a main hole; 11. a secondary hole; 12. an air outlet; 13. a diversion trench; 14. a mounting groove; 15. an operation hole; 16. a marking part; 17. a marking piece; 18. a conical surface; 19. a head; 20. a threaded mounting section; 21. a ring groove; 22. a sealing gasket; 23. a motor; 24. an exhaust gas release valve.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
Example 1
An exhaust and deflation valve, as shown in fig. 1 and 2, comprises a bolt seat 1 and a nut 2, wherein the nut 2 is in threaded connection with the top of the bolt seat 1, the bolt seat 1 is provided with a threaded mounting section 20 and is used for being mounted on a required mounting foundation, the pump body 8 of the water pump is taken as an example of the mounting foundation, a mounting hole 3 matched with the bolt seat 1 is formed in the pump body 8, a hemispherical mounting cavity 4 is formed in the bottom of the bolt seat 1, a sealing ball 5 is mounted in the mounting cavity 4, the sealing ball 5 is a rubber ball, in other embodiments, the sealing ball 5 can also adopt a plastic ball or a metal ball, and the like, a concave hole 6 matched with the sealing ball 5 is formed in the bottom of the mounting hole 3, the concave hole 6 is hemispherical in the same, and a vent hole 7 communicated with the inside of the pump body 8 is formed in the bottom wall of the concave hole 6; the last vertical exhaust hole 9 that has offered with installation cavity 4 intercommunication of nut 2, exhaust hole 9 vertical setting and interval are provided with a plurality of, exhaust hole 9 includes the main hole 10 in center and around the vice hole 11 of circumference distribution in this embodiment, offer on the lateral wall of nut 2 with vice hole 11 and the gas outlet 12 of main hole 10 intercommunication, gas outlet 12 has a plurality ofly in order to reach more efficient exhaust around nut 2 circumference evenly distributed, in addition, the guiding gutter 13 has been offered on the lateral wall of installation cavity 4, guiding gutter 13 evenly distributed around the circumference has a plurality of, the both ends of guiding gutter 13 are used for intercommunication air vent 7 and exhaust hole 9, the inside air of pump body 8 is discharged through guiding gutter 13 and exhaust hole 9 during specific use, when the pump body 8 is about to be full of water, the sealing ball 5 floats up, sealing ball 5 seals main hole 10, a little air or liquid is finally discharged from gas outlet 12 on the nut 2 lateral wall through vice hole 11, when a small amount of liquid discharge, rotate nut 2 makes its bottom move down and press sealing ball 5 in order to seal up stable good sealing vent 7, can still be used under the condition that good pressure differential is good inside and outside not possessing.
As shown in fig. 1 and 2, an installation groove 14 for screw connection of the nut 2 is formed in the top of the bolt seat 1, the installation groove 14 is a stepped groove, and when the nut 2 is rotated to move downwards to press the sealing ball 5 to complete sealing, the air outlet 12 is positioned in the installation groove 14 and is abutted and sealed by the inner wall of the installation groove 14, so that the double sealing effect can be achieved, and the sealing effect is better.
As shown in fig. 2, an operation hole 15 is formed in the top wall of the nut 2, and the operation hole 15 is a cross-shaped groove, so that the nut 2 can be conveniently driven to rotate by inserting a cross screwdriver to achieve corresponding opening and closing operations; in addition, one side of the operation hole 15 is provided with a marking part 16, the marking part 16 is in an arrow shape, meanwhile, the top wall of the bolt seat 1 is provided with a marking piece 17, the marking piece 17 comprises an on/off and a rotating direction marking, thus the current state can be accurately known according to the specific corresponding positions of the marking part 16 and the marking piece 17 in the process of rotating the nut, the accuracy of the rotating position during rotating the nut 2 is ensured, and the sealing or exhausting state adjustment is better achieved.
As shown in fig. 3, the bottom end of the nut 2 is tapered and forms a tapered surface 18, the bottom end of the air vent 9 is disposed through the tapered surface 18, so that even when the sealing ball 5 floats up to press the bottom end of the nut 2, the connectivity of the auxiliary hole 11 can be well maintained, the final residual air in the pump body 8 can be well exhausted, and when the air outlet 12 discharges part of liquid, the air inside the pump body 8 is basically exhausted.
As shown in fig. 1, the bolt seat 1 includes a head 19 and a threaded mounting section 20, the horizontal cross-sectional area of the head 19 is larger than the horizontal cross-sectional area of the threaded mounting section 20, a certain interval exists between the threaded mounting section 20 and the bottom wall of the head 19, meanwhile, a ring groove 21 for mounting a sealing gasket 22 is formed in the bottom wall of the head 19, the sealing gasket 22 is convenient to mount through reservation of the interval, and the sealing performance of the joint of the bolt seat 1 and the pump body 8 can be further improved by means of the arrangement of the sealing gasket 22.
The working principle of the embodiment is as follows: the sealing ball 5 is located in the concave hole 6 under the action of self gravity in the initial state, air in the pump body 8 can be discharged through the gap between the sealing ball 5 and the concave hole 6, the diversion trench 13 and the exhaust hole 9, when the pump body 8 is about to be filled with water, liquid can float the sealing ball 5, the sealing ball 5 seals the main hole 10, a small amount of air or liquid is finally discharged from the air outlet 12 on the side wall of the screw cap 2 through the auxiliary hole 11, the screw cap 2 is rotated to the position where the marking part 16 corresponds to the closing on the marking piece 17 when a small amount of liquid is discharged, the air outlet 12 is retracted in the mounting groove 14, and the bottom end of the screw cap 2 moves downwards to press the sealing ball 5 to seal the vent hole 7 so as to realize stable and good sealing.
Example 2
A water pump, as shown in figure 4, comprises a pump body 8, a motor 23 and the embodiment 1, wherein a mounting hole 3 for mounting an air supply and exhaust air release valve 24 on the pump body 8 is positioned on one side of the pump body close to the motor 23, good air exhaust can be realized when the water pump is started for the first time through the arrangement of the air exhaust air release valve 24, and a screw cap2 can be rotated after the air exhaust hole 9 is completed to achieve good and stable sealing to prevent unexpected discharge of liquid.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides an exhaust bleed valve, includes nut (2) and is used for installing bolt seat (1) on the installation basis, nut (2) and bolt seat (1) threaded connection, its characterized in that: the bottom of the bolt seat (1) is provided with a mounting cavity (4) for mounting the sealing ball (5), the nut (2) is provided with an exhaust hole (9) communicated with the mounting cavity (4), and the bottom end of the nut (2) penetrates into the mounting cavity (4) to be used for pressing the sealing ball (5).
2. An exhaust gas purge valve according to claim 1, wherein: the exhaust holes (9) are arranged in a plurality, and the side wall of the screw cap (2) is provided with an air outlet (12) communicated with the exhaust holes (9).
3. An exhaust gas purge valve according to claim 1 or 2, wherein: the top of the bolt seat (1) is provided with a mounting groove (14) in threaded connection with the nut (2), and the mounting groove (14) is a stepped groove.
4. An exhaust gas purge valve according to claim 1, wherein: the side wall of the installation cavity (4) is provided with diversion trenches (13) distributed around the circumference, and the diversion trenches (13) are communicated with the exhaust holes (9).
5. An exhaust gas purge valve according to claim 1, wherein: an operation hole (15) is formed in the top wall of the nut (2), a marking part (16) is arranged on one side of the operation hole (15), and a marking piece (17) corresponding to the marking part (16) is arranged on the bolt seat (1).
6. An exhaust gas purge valve according to claim 4, wherein: the bottom of the nut (2) is arranged in a conical shape and forms a conical surface (18), and the bottom of the exhaust hole (9) penetrates through the conical surface (18) and is communicated with the diversion trench (13).
7. An exhaust gas purge valve according to claim 1, wherein: the sealing ball (5) is a rubber ball.
8. An exhaust gas purge valve according to claim 1, wherein: the bolt seat (1) comprises a head (19) and a threaded mounting section (20), and a space exists between the bottom wall of the head (19) and the threaded mounting section (20).
9. An exhaust gas purge valve according to claim 8, wherein: the bottom wall of the head part (19) is provided with a ring groove (21) for installing a sealing gasket (22).
10. The utility model provides a water pump, includes pump body (8) and motor (23), its characterized in that: the air exhaust and release valve further comprises an air exhaust and release valve (24) according to any one of claims 1-9, the pump body (8) is provided with a mounting hole (3) for mounting the air exhaust and release valve (24), a concave hole (6) matched with the sealing ball (5) is formed in the bottom wall of the mounting hole (3), and a vent hole (7) communicated with the inside of the pump body (8) is formed in the bottom wall of the concave hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873969.7U CN221003148U (en) | 2023-10-25 | 2023-10-25 | Water pump and exhaust air release valve thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873969.7U CN221003148U (en) | 2023-10-25 | 2023-10-25 | Water pump and exhaust air release valve thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221003148U true CN221003148U (en) | 2024-05-24 |
Family
ID=91112403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322873969.7U Active CN221003148U (en) | 2023-10-25 | 2023-10-25 | Water pump and exhaust air release valve thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221003148U (en) |
-
2023
- 2023-10-25 CN CN202322873969.7U patent/CN221003148U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |