CN211380809U - Safety valve for pressure cooker - Google Patents
Safety valve for pressure cooker Download PDFInfo
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- CN211380809U CN211380809U CN201922291465.8U CN201922291465U CN211380809U CN 211380809 U CN211380809 U CN 211380809U CN 201922291465 U CN201922291465 U CN 201922291465U CN 211380809 U CN211380809 U CN 211380809U
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- spring
- guide rod
- safety valve
- casing
- gland
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Abstract
The utility model discloses a pressure cooker relief valve, including the gland, the top is equipped with the exhaust hole in the gland, the top is equipped with the spring shim in the gland, spring shim bottom center department is equipped with the guide bar supporting seat, guide bar supporting seat bottom center department is equipped with the recess, spring shim bottom center department is equipped with the spring, spring shim bottom with spring top welded fastening, the spring is kept away from spring shim one end is equipped with the guide bar, the guide bar top with spring bottom welded fastening the guide bar top run through to bottom in the spring, the guide bar bottom is equipped with the casing, the inside spout that is equipped with of casing, the guide bar is in slide in the casing, the casing bottom is equipped with ventilative pole. Has the advantages that: the side and the bottom of the air permeable block are provided with air holes, and when food blocks the air holes at the bottom of the air permeable block, the air holes at the side of the air permeable block can also exhaust air.
Description
Technical Field
The utility model relates to a pressure cooker auxiliary assembly field particularly, relates to a pressure cooker relief valve.
Background
The existing pressure cooker safety valve consists of a shell, a guide rod, a spring and a gland, wherein the guide rod and the spring are installed in the shell, one end of the shell is connected with a pressure cooker cover, the other end of the shell is connected with the gland, the guide rod is a downward protruding end which is contacted with the inner wall of a valve body, and the pressure cooker safety valve is not uniformly stressed.
In summary, how to provide a safety valve for a pressure cooker is a technical problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The technical task of the utility model is to above not enough, provide a pressure cooker relief valve, solve the problem that the background art mentioned.
The technical scheme of the utility model is realized like this:
a safety valve of a pressure cooker comprises a gland, wherein an exhaust hole is formed in the top in the gland, a spring gasket is arranged on the top in the gland, a guide rod supporting seat is arranged at the center of the bottom of the spring gasket, a groove is formed in the center of the bottom of the guide rod supporting seat, a spring is arranged at the center of the bottom of the spring gasket, the bottom of the spring gasket is welded and fixed with the top of the spring, a guide rod is arranged at one end, away from the spring gasket, of the spring, the top of the guide rod is welded and fixed with the bottom of the spring, the top of the guide rod penetrates to the inner bottom of the spring, a shell is arranged at the bottom of the guide rod, a sliding groove is formed in the shell, the guide rod slides in the shell, an air permeable rod is arranged at the bottom of the shell, the air permeable rod penetrates through the bottom, the bottom and the side of the air permeable block are provided with a plurality of air permeable holes, the bottom of the air permeable block is provided with a base, and the base is of a hollow structure.
Preferably, the spring washer, the guide bar support base and the guide bar are all made of stainless steel material.
Preferably, the diameter of the groove at the bottom of the guide rod supporting seat is slightly larger than the transverse diameter of the guide rod, and the side edges of the air holes at the bottom of the air permeable block are provided with circular arc-shaped air holes.
Preferably, the spring is a compression spring, and the elastic force of the spring is larger than the sum of the dead weights of the spring and the guide rod.
Preferably, the ventilation rod is of a hollow structure, the ventilation rod and the ventilation block are made of stainless steel materials, and the ventilation rod and the ventilation block are fixedly connected through welding.
Preferably, the projection in the middle of the side edge of the shell is in contact with the top of the base, and the top of the base is fixedly connected with the bottom of the gland through threads.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
1. the side and the bottom of the air permeable block are provided with air holes, and when food blocks the air holes at the bottom of the air permeable block, the air holes at the side of the air permeable block can also exhaust air.
2. The guide bar supporting seat can limit and ensure the position of the guide bar, and the influence on the service life of the spring caused by uneven stress on the guide bar is prevented.
3. The diameter of the sliding groove in the shell is slightly larger than that of the bottom of the guide rod, and the guide rod can easily slide in the sliding groove.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall structure explosion effect diagram according to an embodiment of the present invention;
fig. 2 is a bottom view of a breather block according to an embodiment of the present invention;
fig. 3 is a perspective view of an air-permeable rod according to an embodiment of the present invention.
In the figure:
1. a gland; 2. an exhaust hole; 3. a spring washer; 4. a guide rod supporting seat; 5. a spring; 6. a guide bar; 7. a housing; 8. a gas permeable rod; 9. a gas permeable block; 10. a base; 11. and (4) air holes.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
The invention will be further explained with reference to the drawings and the specific embodiments.
In the first embodiment, as shown in fig. 1, a safety valve for a pressure cooker according to an embodiment of the present invention includes a gland 1, an exhaust hole 2 is disposed at the top inside the gland 1, a spring gasket 3 is disposed at the top inside the gland 1, a guide rod support seat 4 is disposed at the center of the bottom of the spring gasket 3, a groove is disposed at the center of the bottom of the guide rod support seat 4, a spring 5 is disposed at the center of the bottom of the spring gasket 3, the bottom of the spring gasket 3 is welded and fixed to the top of the spring 5, a guide rod 6 is disposed at an end of the spring 5 away from the spring gasket 3, the top of the guide rod 6 is welded and fixed to the bottom of the spring 5, the top of the guide rod 6 penetrates to the bottom inside of the spring 5, a housing 7 is disposed at the bottom of the guide rod 6, a slide groove is disposed inside the housing 7, the guide rod 6 slides, ventilative pole 8 runs through casing 7 bottom, and with bottom welded fastening in casing 7, ventilative pole 8 bottom is equipped with ventilative piece 9, ventilative piece 9 bottom and side all are equipped with a plurality of bleeder vents 11, ventilative piece 9 bottom is equipped with base 10, base 10 is hollow structure.
In the second embodiment, as shown in fig. 1, the spring washer 3, the guide bar support seat 4 and the guide bar 6 are all made of stainless steel material, the spring 5 is a compression spring, and the elastic force of the spring 5 is greater than the sum of the dead weights of the two components of the spring 5 and the guide bar 6.
In the third embodiment, as shown in fig. 2, the diameter of the groove at the bottom of the guide bar supporting seat 4 is slightly larger than the transverse diameter of the guide bar 6, and the side edges of the air holes 11 at the bottom of the air permeable block 9 are all provided with circular arc-shaped air holes.
In a fourth embodiment, as shown in fig. 3, the air permeable rod 8 is a hollow structure, the air permeable rod 8 and the air permeable block 9 are both made of stainless steel material, and the air permeable rod 8 and the air permeable block 9 are fixedly connected by welding.
In the fifth embodiment, as shown in fig. 1, the protrusion in the middle of the side of the housing 7 contacts with the top of the base 10, and the top of the base 10 is fixed to the bottom of the gland 1 by a screw connection.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In practical application, when the pressure in the pressure cooker reaches a certain value, domestic vapor can enter the air permeable rod 8 through the air permeable block 9 and the bottom air vent 11 under the action of the pressure, then the vapor acts on the guide rod 6 to jack the guide rod 6 until the top of the guide rod 6 is contacted with the guide rod supporting seat 4, at the moment, the spring 5 is in a compression state, meanwhile, the vapor can be discharged out of the pressure cooker through the exhaust hole 2, when the pressure in the pressure cooker is consistent with the atmospheric pressure, the elastic force of the spring 5 explodes to cause the guide rod 6 to fall back to an initial position, the guide rod 6 falls into the shell 7 to be contacted with the top of the air permeable rod 8, and the air permeable rod 8 is blocked.
Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.
Claims (6)
1. The safety valve of the pressure cooker is characterized by comprising a gland (1), wherein an exhaust hole (2) is formed in the top of the interior of the gland (1), a spring gasket (3) is arranged on the top of the interior of the gland (1), a guide rod supporting seat (4) is arranged at the center of the bottom of the spring gasket (3), a groove is formed in the center of the bottom of the guide rod supporting seat (4), a spring (5) is arranged at the center of the bottom of the spring gasket (3), the bottom of the spring gasket (3) is fixedly welded with the top of the spring (5), a guide rod (6) is arranged at one end, away from the spring gasket (3), of the spring (5), the top of the guide rod (6) is fixedly welded with the bottom of the spring (5), the top of the guide rod (6) penetrates through to the bottom of the interior of the spring (5), a shell (7) is arranged at the bottom of the guide rod, guide bar (6) are in slide in casing (7), casing (7) bottom is equipped with ventilative pole (8), ventilative pole (8) run through casing (7) bottom, and with bottom welded fastening in casing (7), ventilative pole (8) bottom is equipped with ventilative piece (9), ventilative piece (9) bottom and side all are equipped with a plurality of bleeder vents (11), ventilative piece (9) bottom is equipped with base (10), base (10) are hollow structure.
2. A safety valve for pressure cookers according to claim 1, characterized in that the spring washer (3), the guide rod support seat (4) and the guide rod (6) are made of stainless steel material.
3. The safety valve for pressure cooker as claimed in claim 1, wherein the diameter of the groove at the bottom of the guide rod support seat (4) is slightly larger than the transverse diameter of the guide rod (6), and the side edges of the ventilation holes (11) at the bottom of the ventilation block (9) are provided with circular arc ventilation holes.
4. A safety valve for pressure cookers according to claim 1, characterized in that the spring (5) is a compression spring, the spring force of the spring (5) being greater than the sum of the dead weights of the spring (5) and the guide rod (6).
5. A safety valve for pressure cookers according to claim 1, characterized in that the gas-permeable rod (8) is hollow, the gas-permeable rod (8) and the gas-permeable block (9) are made of stainless steel material, and the gas-permeable rod (8) and the gas-permeable block (9) are fixedly connected by welding.
6. A safety valve for pressure cooker according to claim 1, characterized in that the projection in the middle of the side of the housing (7) contacts the top of the base (10), and the top of the base (10) is fixed to the bottom of the cover (1) by screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922291465.8U CN211380809U (en) | 2019-12-18 | 2019-12-18 | Safety valve for pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922291465.8U CN211380809U (en) | 2019-12-18 | 2019-12-18 | Safety valve for pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211380809U true CN211380809U (en) | 2020-09-01 |
Family
ID=72220808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922291465.8U Active CN211380809U (en) | 2019-12-18 | 2019-12-18 | Safety valve for pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211380809U (en) |
-
2019
- 2019-12-18 CN CN201922291465.8U patent/CN211380809U/en active Active
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