CN211484028U - Explosion-proof high-pressure pot cover - Google Patents
Explosion-proof high-pressure pot cover Download PDFInfo
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- CN211484028U CN211484028U CN201921557750.3U CN201921557750U CN211484028U CN 211484028 U CN211484028 U CN 211484028U CN 201921557750 U CN201921557750 U CN 201921557750U CN 211484028 U CN211484028 U CN 211484028U
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Abstract
The utility model discloses an explosion-proof high-pressure cooker cover aims at solving when atmospheric pressure is too big in the high-pressure cooker, and the pressure release capacity of relief valve is too weak, can not in time discharge pressure and lead to the problem of explosion easily. The key points of the technical scheme are as follows: an explosion-proof high-pressure pot cover comprises a pot cover and a pot handle fixedly connected with the pot cover, wherein a pressure relief valve is arranged above the pot cover, an exhaust port is formed in the side wall of the pot cover, a pressure relief device is arranged on the lower surface of the pot cover, the pressure relief device comprises a push-pull device and an opening and closing device driven by the push-pull device, a moving groove for the push-pull device and the opening and closing device to move is formed in the lower surface of the pot cover, and the moving groove is communicated with the exhaust port. The utility model discloses an explosion-proof high-pressure pot cover can accelerate the speed of pressure release, has reduced the probability of pressure cooker explosion, has improved the security.
Description
Technical Field
The utility model relates to a high-pressure pot cover, more specifically say, it relates to an explosion-proof high-pressure pot cover.
Background
The pressure cooker is a cooker in a kitchen, and applies pressure to water through the physical phenomenon that the boiling point of liquid can be increased under higher air pressure so that the water can reach higher temperature without boiling, thereby accelerating the efficiency of stewing food. Internal pressure can appear too high when traditional pressure cooker uses, and the pressure release capacity on the pot cover is relatively weak, can not in time arrange the condition that falls with pressure, can lead to unexpected emergence such as explosion, causes huge threat to personal safety.
In order to solve the problems, the automatic pressure control safe explosion-proof high-pressure pot cover disclosed in the chinese patent with the publication number CN208551207U comprises a heat insulation handle and an air pressure rising channel, wherein the bottom end of the heat insulation handle is fixedly connected with an electronic display box, the bottom end of the electronic display box is fixedly connected with an explosion-proof shell, the bottom end of the explosion-proof shell is fixedly connected with a decorative ring layer, the bottom end of the decorative ring layer is sleeved with a sealing cover, and the bottom end of the sealing cover is clamped with a sealing ring.
Above-mentioned scheme is through setting up the equipment of simple physical contact nature for the pressure in the pot directly withstands the weight and produces positive pressure, gathers the record through pressure sensing equipment to its numerical value, and after pressure exceeded the safety precaution value, pressure naturally can be with dislocation joint stopper jack-up, utilizes the gap of dislocation to discharge internal pressure rapidly, plays absolute assurance to the safety of pressure cooker.
Simultaneously the utility model provides a new scheme solves this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an explosion-proof high-pressure pot cover, through set up gas vent and pressure relief device on the pot cover, reach and accelerate pressure release speed when the atmospheric pressure is too high in the pot, prevent the purpose of explosion.
The above technical purpose of the present invention can be achieved by the following technical solutions: an explosion-proof high-pressure pot cover comprises a pot cover and a pot handle fixedly connected with the pot cover, wherein a pressure release valve is arranged above the pot cover, an exhaust port is formed in the side wall of the pot cover, a pressure release device is arranged on the lower surface of the pot cover and comprises a push-pull device and an opening and closing device driven by the push-pull device, a moving groove for the push-pull device and the opening and closing device to move is formed in the lower surface of the pot cover, and the moving groove is communicated with the exhaust port.
Through adopting above-mentioned technical scheme, when atmospheric pressure in the pot reached the dangerous value, when the pressure release speed of relief valve was not enough, atmospheric pressure can promote the push-and-pull device of removal inslot, and push-and-pull device can drive the device that opens and shuts and open, makes the atmospheric pressure in the pot discharge from the gas vent, and after atmospheric pressure resumes normal condition, push-and-pull device can the answer the normal position, and the device that opens and shuts just also can be closed again, has reduced the probability of pressure cooker explosion, has improved the security.
The utility model discloses further set up to: the push-pull device comprises a piston in clearance fit with the inner wall of the moving groove and a push-pull rod fixedly connected with one end, close to the pressure release valve, of the piston, the opening and closing device comprises a closing plate and a fixing plate, the closing plate is rotatably connected with one end, far away from the piston, of the push-pull rod, the fixing plate is fixedly connected with the inner wall of the moving groove, the fixing plate is rotatably connected with the closing plate, and the closing plate and the fixing plate are both attached to the inner wall of the moving groove.
By adopting the technical scheme, when the air pressure in the pot is too high, the piston in the moving groove can be pushed to move upwards, the piston can move to drive the push-pull rod fixed to the piston in a welding mode to move upwards, the push-pull rod can drive the closing plate connected with the rotating shaft of the closing plate to rotate, the closing plate can rotate by taking the connecting part of the closing plate and the rotating shaft of the fixing plate as the circle center, a part of channel covered by the closing plate originally above the moving groove can be opened, the air pressure in the pot can be discharged from the air outlet along the part of channel, the structure is simple, and the operation is convenient.
The utility model discloses further set up to: the movable groove is provided with a piston, a pressure release valve is arranged in the movable groove, a baffle is arranged at one end, away from the pressure release valve, of the movable groove, the baffle is connected with the piston through a return spring, and a plurality of through holes distributed in an array are formed in the baffle.
By adopting the technical scheme, after the air pressure in the pot reaches a normal state, the return spring welded and fixed with the piston can pull the piston back to the original position, so that the closing plate can be driven to be closed again, and the piston is prevented from not returning to the original position after the air pressure is reduced.
The utility model discloses further set up to: and a sealing layer is arranged between the fixed plate and the closed plate and fixedly connected with the fixed plate.
By adopting the technical scheme, the gap between the closed plate and the fixed plate in the closed state is filled, and the sealing performance of the pot cover is further enhanced.
The utility model discloses further set up to: the pot cover is provided with a through groove, a lifting rod in sliding connection with the through groove is arranged in the through groove, and the lifting rod is provided with lines for prompting the air pressure in the pot.
Through adopting above-mentioned technical scheme, when atmospheric pressure in the pot is great, the lifter can be exceeded the upper surface of pot cover by the atmospheric pressure lifting, and lines on the lifter can expose outside, and the suggestion pot cover still can not be opened now, and after the pressure release was accomplished, the lifter can fall back to the logical groove in, and the lines that the suggestion was used can be sheltered from, just can open the pot cover this moment, has further strengthened the security.
The utility model discloses further set up to: and sealing rings are arranged on the outer walls of the closing plate and the fixing plate.
Through adopting above-mentioned technical scheme, the leakproofness between fixed plate and closing plate and the shifting chute has further been strengthened to the sealing washer.
The utility model discloses further set up to: the outer walls of the closed plate and the fixed plate are provided with clamping grooves, and the sealing rings are embedded into the clamping grooves.
Through adopting above-mentioned technical scheme, the embedding has strengthened the stability of sealing washer structure in the draw-in groove, prevents that the sealing washer from droing from the outer wall of fixed plate and closure plate.
To sum up, the utility model discloses following beneficial effect has:
firstly, when the air pressure in the pot reaches a dangerous value and the pressure relief speed of the pressure relief valve is insufficient, the air pressure can push the push-pull device in the movable groove, the push-pull device can drive the opening and closing device to open, so that the air pressure in the pot can be discharged from the air outlet, and after the air pressure returns to a normal state, the push-pull device can return to the original position, the opening and closing device can be closed again, the explosion probability of the pressure cooker is reduced, and the safety is improved;
secondly, when the air pressure in the pot is too high, the piston in the moving groove is pushed to move upwards, the piston can drive the push-pull rod fixed with the piston in a welding mode to move upwards through movement, the push-pull rod can drive the closing plate connected with the rotating shaft of the closing plate to rotate, the closing plate can rotate by taking the connecting part of the closing plate and the rotating shaft of the fixing plate as a circle center, a part of channel above the moving groove, which is originally covered by the closing plate, can be opened, the air pressure in the pot can be discharged from the exhaust port along the part of channel, and the structure is simple and the operation is convenient;
thirdly, after the air pressure in the pot reaches a normal state, the return spring welded and fixed with the piston can pull the piston back to the original position, so that the closing plate can be driven to close again, and the piston is prevented from not returning to the original position after the air pressure is reduced;
fourthly, the gap between the closed plate and the fixed plate in the closed state is filled, and the sealing performance of the pot cover is further enhanced.
Drawings
Fig. 1 is a schematic view of the external structure of the present invention, showing the external features of the pressure cooker cover;
fig. 2 is a schematic structural view of the pressure relief device of the present invention, showing the structural features of the pressure relief device.
In the figure: 1. a pot cover; 2. a pan handle; 3. a pressure relief valve; 4. an exhaust port; 5. a push-pull device; 6. a piston; 7. a push-pull rod; 8. an opening and closing device; 9. a closing plate; 10. a fixing plate; 11. a moving groove; 12. a baffle plate; 13. a return spring; 14. a through hole; 15. a sealing layer; 16. a through groove; 17. a lifting rod; 18. and (5) sealing rings.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
An explosion-proof high-pressure pot cover is disclosed, as shown in fig. 1-2, comprising a pot cover 1, a pot handle 2 fixedly connected with the pot cover 1 through screws, a pressure relief valve 3 is arranged above the pot cover 1, an exhaust port 4 is arranged on the side wall of the pot cover 1, a pressure relief device is arranged below the pot cover 1, the pressure relief device comprises a push-pull device 5 and an opening and closing device 8 driven by the push-pull device 5, a moving groove 11 for the push-pull device 5 and the opening and closing device 8 to move is arranged on the lower surface of the pot cover 1, the moving groove 11 is fixedly welded with the pot cover 1, the moving groove 11 is communicated with the exhaust port 4, the push-pull device 5 comprises a piston 6 in clearance fit with the inner wall of the moving groove 11, a push-pull rod 7 fixedly welded with one end of the piston 6 close to the pressure relief valve 3, a baffle 12 fixedly welded with the moving groove 11 is arranged at one end of the moving, the other end of the reset spring 13 is welded and fixed with the piston 6, a plurality of through holes 14 for pressure relief are arranged on the baffle 12, the opening and closing device 8 comprises a closing plate 9 connected with one end of the push-pull rod 7 far away from the piston 6 through a rotating shaft, and a fixing plate 10 fixed with the inner wall of the moving groove 11 through welding, the fixing plate 10 is rotatably connected with the closing plate 9 through the rotating shaft, the fixing plate 10 and the closing plate 9 are both semicircular, and the outer walls of the closed plate 9 and the fixed plate 10 are both attached to the inner wall of the movable groove 11, the outer walls of the closed plate 9 and the fixed plate 10 are both provided with a clamping groove, a sealing ring 18 is embedded in the clamping groove, a sealing layer 15 is arranged between the closed plate 9 and the fixed plate 10, the sealing layer 15 and one side of the fixed plate 10 close to the closed plate 9 are bonded and fixed, the pot cover 1 is provided with a through groove 16, a lifting rod 17 connected with the through groove 16 in a sliding manner is arranged in the through groove 16, and the lifting rod 17 is provided with a line.
When the air pressure in the cooker exceeds a dangerous value, the air pressure in the cooker pushes the piston 6 to move upwards along the moving groove 11, the moving of the piston 6 drives the push-pull rod 7 to push upwards, the push-pull rod 7 drives the closing plate 9 to rotate, the closing plate 9 rotates by taking the joint of the rotating shaft of the fixing plate 10 as the center of a circle, a part of a channel of the moving groove 11 which is originally covered by the closing plate 9 is opened, the air pressure in the cooker is discharged from the exhaust port 4 along the moving groove 11, after the air pressure in the cooker returns to a normal state, the piston 6 is pulled back by the return spring 13, the closing plate 9 returns to the original position again, the moving groove 11 is sealed again, when the closing plate 9 is in a sealed state, the sealing layer 15 can further enhance the sealing performance of the cooker lid 1, and the sealing ring 18 on the outer walls of the closing plate 9 and the fixing plate 10 further enhances the sealing performance, meanwhile, when the air pressure in the cooker is too high, the lifting rod 17 can be ejected by the air pressure and is higher than the surface of the cooker cover 1, people can be reminded that the cooker cover can not be opened at the moment, after the pressure relief is finished, the lifting rod 17 can fall back to the original position, the cooker cover 1 can be opened at the moment, and the safety of the pressure cooker is enhanced. The utility model discloses can carry out the pressure release through gas vent 4 when atmospheric pressure is too high in the pot, reduce the probability of pressure cooker explosion, improve the security.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides an explosion-proof high-pressure pot cover, includes pot cover (1), pot handle (2) with pot cover (1) fixed connection, pot cover (1) top is provided with relief valve (3), be provided with gas vent (4), its characterized in that on the lateral wall of pot cover (1): the pressure relief device is arranged on the lower surface of the pot cover (1) and comprises a push-pull device (5) and an opening and closing device (8) driven by the push-pull device (5), a moving groove (11) for the push-pull device (5) and the opening and closing device (8) to move is formed in the lower surface of the pot cover (1), and the moving groove (11) is communicated with the exhaust port (4).
2. An explosion-proof pressure cooker cover according to claim 1, wherein: the push-pull device (5) comprises a piston (6) in clearance fit with the inner wall of the moving groove (11), and a push-pull rod (7) fixedly connected with one end, close to the pressure release valve (3), of the piston (6), the opening and closing device (8) comprises a closing plate (9) rotatably connected with one end, far away from the piston (6), of the push-pull rod (7), and a fixing plate (10) fixedly connected with the inner wall of the moving groove (11), the fixing plate (10) is rotatably connected with the closing plate (9), and the closing plate (9) and the fixing plate (10) are attached to the inner wall of the moving groove (11).
3. An explosion-proof pressure cooker cover according to claim 2, wherein: one end, far away from the pressure release valve (3), of the movable groove (11) is provided with a baffle (12), the baffle (12) is connected with the piston (6) through a return spring (13), and a plurality of through holes (14) distributed in an array are formed in the baffle (12).
4. An explosion-proof pressure cooker cover according to claim 2, wherein: a sealing layer (15) is arranged between the fixing plate (10) and the closing plate (9), and the sealing layer (15) is fixedly connected with the fixing plate (10).
5. An explosion-proof pressure cooker cover according to claim 1, wherein: the pot cover is characterized in that a through groove (16) is formed in the pot cover (1), a lifting rod (17) in sliding connection with the through groove (16) is arranged in the through groove (16), and lines used for prompting the air pressure in the pot are arranged on the lifting rod (17).
6. An explosion-proof pressure cooker cover according to claim 2, wherein: and sealing rings (18) are arranged on the outer walls of the closing plate (9) and the fixing plate (10).
7. An explosion-proof pressure cooker cover according to claim 6, wherein: the outer walls of the closing plate (9) and the fixing plate (10) are provided with clamping grooves, and the sealing rings (18) are embedded into the clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921557750.3U CN211484028U (en) | 2019-09-19 | 2019-09-19 | Explosion-proof high-pressure pot cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921557750.3U CN211484028U (en) | 2019-09-19 | 2019-09-19 | Explosion-proof high-pressure pot cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211484028U true CN211484028U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921557750.3U Active CN211484028U (en) | 2019-09-19 | 2019-09-19 | Explosion-proof high-pressure pot cover |
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| Country | Link |
|---|---|
| CN (1) | CN211484028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459006A (en) * | 2022-01-20 | 2022-05-10 | 深圳市美斯特光电技术有限公司 | LED high-power lighting lamp with deinsectization function |
-
2019
- 2019-09-19 CN CN201921557750.3U patent/CN211484028U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459006A (en) * | 2022-01-20 | 2022-05-10 | 深圳市美斯特光电技术有限公司 | LED high-power lighting lamp with deinsectization function |
| CN114459006B (en) * | 2022-01-20 | 2023-08-29 | 深圳市美斯特光电技术有限公司 | LED high-power illumination lamp with deinsectization function |
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