CN112857653A - Contact type magnetic pressure sensor - Google Patents
Contact type magnetic pressure sensor Download PDFInfo
- Publication number
- CN112857653A CN112857653A CN202110029961.5A CN202110029961A CN112857653A CN 112857653 A CN112857653 A CN 112857653A CN 202110029961 A CN202110029961 A CN 202110029961A CN 112857653 A CN112857653 A CN 112857653A
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- Prior art keywords
- contact
- outside
- pressure sensor
- spring
- outer side
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0091—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
- G01L9/0092—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means using variations in ohmic resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
Abstract
The invention discloses a contact type magnetic pressure sensor which comprises an installation seat, wherein the upper end of the installation seat is connected with a shell in a sliding mode, the lower end of the shell is connected with a sealing gasket in a contact mode, the lower end of the sealing gasket is connected with the installation seat in a contact mode, a threaded sleeve is sleeved on the outer side of the shell through threads, a handle is welded on the outer side of the threaded sleeve, an air outlet pipe is sleeved in the shell in a sliding mode, a supporting plate is fixedly sleeved on the outer side of the upper end of the air outlet pipe, a sealing cover is hinged to the upper end of the supporting plate, a limiting groove is formed in the upper end of the sealing cover, a supporting seat is welded at the. The invention relates to a contact type magnetic pressure sensor which has the characteristics of convenience in mounting and dismounting and capability of releasing air pressure according to the pressure and keeping constant pressure.
Description
Technical Field
The invention belongs to the technical field of sensors, and particularly relates to a contact type magnetic pressure sensor.
Background
In daily life, the electric pressure cooker is almost a necessary electric appliance for every family, and as people's life is better and better, the requirements of people on life quality are higher and higher, the requirements of people on the electric pressure cooker are higher and higher, the method that people boil food by using a constant pressure method for the electric pressure cooker is not satisfied, people hope to cook more delicious food, however, people need to cook delicious food, the cooking pressure needs to be strictly controlled, especially in the current big data era, people also research what pressure curve can cook more delicious food, that is, the pressure of the electric pressure cooker needs to be detected in real time and adjusted in real time.
At present, use contact magnetism pressure sensor to detect the pressure of electric pressure cooker usually, but among the prior art, contact magnetism pressure sensor generally fixes on the pot cover, and the installation is dismantled comparatively troublesome, is not convenient for overhaul the maintenance, and simultaneously, when the device was using, the sensor can not release pressure according to the pressure size. Accordingly, there is a need for improvements in the art.
The invention content is as follows:
the present invention has been made to solve the above problems, and an object of the present invention is to provide a contact type magnetic pressure sensor that solves the problems mentioned in the background art.
In order to solve the above problems, the present invention provides a technical solution:
the utility model provides a contact magnetism pressure sensor, includes the mount pad, the upper end sliding connection of mount pad has the casing, the lower extreme contact connection of casing has sealed the pad, the lower extreme contact connection of sealed pad has the mount pad, the thread bush has been cup jointed through the screw thread in the outside of casing, the outside welding of thread bush has the handle, the outlet duct has been cup jointed in the casing slip, the fixed backup pad that has cup jointed in the upper end outside of outlet duct, the upper end of backup pad articulates there is sealed lid, the spacing groove has been seted up to the upper end of sealed lid, the upper end welding of backup pad has the supporting seat, the upper end welding of backup pad has the curb plate, the left end welding of curb plate has the connecting rod, the upper end of casing has the cap.
As preferred, the lower extreme of thread bush is provided with the chimb, the connecting seat has been cup jointed in the outside slip of thread bush, the slot roll has been seted up to the upper end of chimb, be provided with the ball in the slot roll, the upper end contact of ball is connected with the connecting seat, the outside of connecting seat articulates there is the hinge bar, the spout has been seted up in the hinge bar, the outside welding of connecting seat has the guide arm, sliding connection has the guide arm in the spout, the end-to-end welding of guide arm has the dog, the outside slip of guide arm has cup jointed the steel ball, the outside slip of guide arm has cup jointed the spring, the outside contact of steel ball is connected with the hinge bar, the lower extreme of hinge bar is provided with the fixture block, the.
Preferably, a limiting hole is formed in the connecting seat, and a threaded sleeve is sleeved in the limiting hole in a sliding mode.
Preferably, one end of the spring is in contact connection with the connecting seat, and the other end of the spring is in contact connection with the steel ball.
Preferably, the hinge rod has two, two the hinge rod symmetric distribution is in the outside of connecting seat, two the lower extreme of hinge rod all is provided with the fixture block.
As preferred, the fixed closing plate that has cup jointed in the lower extreme outside of outlet duct, the closing plate has been cup jointed in the casing, the outside slip of outlet duct has cup jointed the pressure spring, the upper end contact of pressure spring is connected with the casing, the lower extreme contact of pressure spring is connected with the closing plate, the lower extreme outside slip of outlet duct has cup jointed the filter mantle, the lateral wall of filter mantle has the spacer pin through threaded connection, the ring channel has been seted up in the outside of outlet duct, sliding connection has the spacer pin in the ring channel, the spacer pin has two, two the spacer pin symmetry divides the lateral wall at the filter mantle, the inboard welding of lower extreme of filter mantle has the back shaft, the back shaft has been cup jointed in the outlet duct.
As preferred, the supporting seat internal rotation is connected with the pivot, the torsional spring has been cup jointed in the outside of pivot, the outside welding of pivot has the bayonet lock, sliding connection has the bayonet lock in the spacing groove, the fixed cover in the outside of pivot has the gear, the outside sliding connection of connecting rod has the sliding sleeve, the lower extreme fixed mounting of sliding sleeve has the rack, the lower extreme meshing of rack has the gear, the left end fixed mounting of curb plate has the electro-magnet, the upper end welding of backup pad has the metal pole, the upper end fixed mounting of backup pad has first contact, the outside contact of first contact is connected with the metal pole, fixed mounting has the second contact in the casing, the outside contact of second contact is connected with the metal pole.
Preferably, one end of the torsion spring is fixed on the supporting seat, and the other end of the torsion spring is fixed on the rotating shaft.
The invention has the beneficial effects that: the invention relates to a contact type magnetic pressure sensor, which has the characteristics of convenient assembly and disassembly and constant pressure maintaining by releasing air pressure according to the pressure, and has the following two beneficial effects compared with the traditional contact type magnetic pressure sensor in specific use:
firstly, through articulating the hinge bar outside the connecting seat, press the hinge bar and make the spring compressed, make the lower extreme of hinge bar part to casing both sides, place the upper end at the mount pad with the casing, loosen the hinge bar, the spring resets and drives the hinge bar and resets, make the fixture block get into the draw-in groove, it makes the connecting seat rebound to rotate the thread bush, make the casing compress tightly sealed pad on the mount pad, make the casing fixed, press the hinge bar and make the casing can be convenient install and dismantle, make the device easy access maintenance, and can satisfy-20 ℃/+100 ℃ after the cold and hot impact test, the precision error is less than 5%, and satisfy that 50000 circulation test error is less than 10%.
Secondly, a metal rod is welded on the support plate, the support plate is lifted due to the increase of air pressure, the metal rod between the first contact and the second contact is shortened, the resistance is reduced, the current is increased, the magnetism of the electromagnet is enhanced, the adsorption rack moves, the gear rotates, the clamping pin is separated from the sealing cover, the air flow pushes the sealing cover open, the air flow is discharged from the air outlet pipe, the air discharge can be automatically controlled, the air pressure is ensured to be stable, the forward monitoring of pressurization and the reverse monitoring of depressurization in a wide range of 0-120kPa are realized, and the frequency output corresponding to the pressure change (0-80kPa) (6000-.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the invention at B in FIG. 1;
FIG. 4 is an enlarged view of the present invention at C of FIG. 1;
FIG. 5 is a cross-sectional view of the filter cage of FIG. 1 in accordance with the present invention;
FIG. 6 is an enlarged view of the present invention at D of FIG. 1;
FIG. 7 is an enlarged view of the invention at E in FIG. 1;
fig. 8 is a top view of the support plate of fig. 1 of the present invention.
In the figure: 1. a mounting seat; 3. a housing; 4. a gasket; 5. a threaded sleeve; 6. a handle; 7. a convex edge; 8. a connecting seat; 9. a limiting hole; 10. rolling a groove; 11. a ball bearing; 12. a hinged lever; 13. a chute; 14. a guide bar; 15. a stopper; 16. steel balls; 17. a spring; 18. a clamping block; 20. a card slot; 21. an air outlet pipe; 22. a sealing plate; 24. a pressure spring; 25. a filter housing; 26. a spacing pin; 27. an annular groove; 28. a support shaft; 29. a fan blade; 30. a support plate; 31. a sealing cover; 32. a limiting groove; 33. a supporting seat; 34. a rotating shaft; 35. a torsion spring; 36. a bayonet lock; 37. a gear; 38. a side plate; 39. a connecting rod; 40. a sliding sleeve; 41. a rack; 42. an electromagnet; 43. a metal rod; 44. a first contact; 45. a second contact; 46. a shell cover; 47. a buzzer.
The specific implementation mode is as follows:
as shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment:
example (b):
a contact type magnetic pressure sensor comprises a mounting seat 1, the upper end of the mounting seat 1 is connected with a shell 3 in a sliding way, the lower end of the shell 3 is in contact connection with a sealing gasket 4, the lower end of the sealing gasket 4 is in contact connection with a mounting seat 1, the outer side of the shell 3 is sleeved with a threaded sleeve 5 through threads, the outer side of the threaded sleeve 5 is welded with a handle 6, an air outlet pipe 21 is sleeved in the shell 3 in a sliding manner, a supporting plate 30 is fixedly sleeved on the outer side of the upper end of the air outlet pipe 21, the upper end of the supporting plate 30 is hinged with a sealing cover 31, the upper end of the sealing cover 31 is provided with a limit groove 32, the supporting seat 33 is welded at the upper end of the supporting plate 30, the side plate 38 is welded at the upper end of the supporting plate 30, the left end of the side plate 38 is welded with a connecting rod 39, the upper end of the shell 3 is connected with a shell cover 46 through threads, and the upper end of the shell cover 46 is fixedly provided with a buzzer 47.
Wherein the lower end of the threaded sleeve 5 is provided with a convex edge 7, the outer side of the threaded sleeve 5 is sleeved with a connecting seat 8 in a sliding manner, the upper end of the convex edge 7 is provided with a rolling groove 10, a ball 11 is arranged in the rolling groove 10, the upper end of the ball 11 is connected with a connecting seat 8 in a contact way, the outer side of the connecting seat 8 is hinged with a hinged rod 12, a sliding groove 13 is arranged in the hinged rod 12, a guide rod 14 is welded at the outer side of the connecting seat 8, a guide rod 14 is connected in the sliding groove 13 in a sliding manner, a stop block 15 is welded at the tail end of the guide rod 14, the outer side of the guide rod 14 is sleeved with a steel ball 16 in a sliding manner, the outer side of the guide rod 14 is sleeved with a spring 17 in a sliding manner, the outer side of the steel ball 16 is connected with a hinged rod 12 in a contact way, the lower end of the hinged rod 12 is provided with a clamping block 18, the upper end of the mounting seat 1 is provided with a clamping groove 20, and a clamping block 18 is clamped in the clamping groove 20.
Wherein, a limit hole 9 is arranged in the connecting seat 8, and the threaded sleeve 5 is sleeved in the limit hole 9 in a sliding manner.
One end of the spring 17 is in contact connection with the connecting seat 8, and the other end of the spring 17 is in contact connection with the steel ball 16.
The number of the hinge rods 12 is two, the hinge rods 12 are symmetrically distributed on the outer side of the connecting seat 8, and the lower ends of the hinge rods 12 are provided with clamping blocks 18.
The sealing plate 22 is fixedly sleeved on the outer side of the lower end of the air outlet pipe 21, the sealing plate 22 is sleeved in the shell 3, the pressure spring 24 is sleeved on the outer side of the air outlet pipe 21 in a sliding mode, the upper end of the pressure spring 24 is connected with the shell 3 in a contact mode, the lower end of the pressure spring 24 is connected with the sealing plate 22 in a contact mode, the filter cover 25 is sleeved on the outer side of the lower end of the air outlet pipe 21 in a sliding mode, the side wall of the filter cover 25 is connected with the limiting pin 26 through threads, the annular groove 27 is formed in the outer side of the air outlet pipe 21, the limiting pin 26 is connected with the two limiting pins 26, the two limiting pins 26 are symmetrically distributed on the side wall of the filter cover 25, the support shaft 28 is welded on the inner side of the lower.
Wherein, the internal rotation of supporting seat 33 is connected with pivot 34, torsional spring 35 has been cup jointed in the outside of pivot 34, bayonet lock 36 has been welded in the outside of pivot 34, sliding connection has bayonet lock 36 in spacing groove 32, gear 37 has been cup jointed to the outside fixed of pivot 34, connecting rod 39's outside sliding connection has sliding sleeve 40, sliding sleeve 40's lower extreme fixed mounting has rack 41, rack 41's lower extreme meshing has gear 37, the left end fixed mounting of curb plate 38 has electro-magnet 42, the upper end welding of backup pad 30 has metal pole 43, the upper end fixed mounting of backup pad 30 has first contact 44, the outside contact of first contact 44 is connected with metal pole 43, fixed mounting has second contact 45 in the casing 3, the outside contact of second contact 45 is connected with metal pole 43.
One end of the torsion spring 35 is fixed on the support seat 33, and the other end of the torsion spring 35 is fixed on the rotating shaft 34.
The using state of the invention is as follows: when the shell 3 is fixedly installed, the hinge rod 12 is pressed to compress the spring 17, the lower end of the hinge rod 12 is separated towards the two sides of the shell 3, the shell 3 is placed at the upper end of the installation seat 1, the hinge rod 12 is loosened, the spring 17 resets to drive the hinge rod 12 to reset, the hinge rod 12 resets to drive the fixture block 18 to reset, the fixture block 18 enters the clamping groove 20, the threaded sleeve 5 is rotated to enable the connecting seat 8 to move upwards, the connecting seat 8 moves upwards to drive the hinge rod 12 to move upwards, the hinge rod 12 drives the fixture block 18 to move upwards, the shell 3 presses the sealing gasket 4 on the installation seat 1 to fix the shell 3, the hinge rod 12 is pressed to enable the shell 3 to be conveniently installed and disassembled, the device is convenient to overhaul and maintain, the metal rod 43 is welded on the supporting plate 30, the sealing plate 22 is lifted due to the increase of air pressure, the sealing plate 22, outlet duct 21 drives the backup pad 30 and moves, backup pad 30 rises, make metal bar 43 between first contact 44 and the second contact 45 shorten, make resistance diminish, the electric current grow, make the reinforcing of electro-magnet 42 magnetism, adsorb rack 41 and move, make gear 37 rotate, gear 37 rotates and drives pivot 34 and rotate, pivot 34 drives bayonet 36 and rotates, and then make bayonet 36 break away from sealed lid 31, it twists tight to drive torsional spring 35 simultaneously, the sealed lid 31 is backed up to the air current, discharge from outlet duct 21, can the automatic control gas discharge, guarantee that atmospheric pressure is stable, after the exhaust part is gaseous, pressure spring 24 resets and drives closing plate 22 and reset, and then drive backup pad 30 and reset, make metal bar 43 reset, make electro-magnet 42 magnetism diminish, make the device whole reset.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. A contact magnetic pressure sensor, comprising a mounting base (1), characterized in that: the upper end sliding connection of mount pad (1) has casing (3), the lower extreme contact connection of casing (3) has sealed the pad (4), the lower extreme contact connection of sealed pad (4) has mount pad (1), thread bush (5) have been cup jointed through the screw thread in the outside of casing (3), the outside welding of thread bush (5) has handle (6), the casing (3) is interior to slide and is cup jointed outlet duct (21), the upper end outside fixed cup joint of outlet duct (21) has backup pad (30), the upper end of backup pad (30) articulates there is sealed lid (31), spacing groove (32) have been seted up to the upper end of sealed lid (31), the upper end welding of backup pad (30) has supporting seat (33), the upper end welding of backup pad (30) has curb plate (38), the left end welding of curb plate (38) has connecting rod (39), the upper end of the shell (3) is connected with a shell cover (46) through threads, and a buzzer (47) is fixedly mounted at the upper end of the shell cover (46).
2. A contact magnetic pressure sensor according to claim 1, wherein: the lower extreme of thread bush (5) is provided with chimb (7), the connecting seat (8) has been cup jointed in the outside slip of thread bush (5), race (10) has been seted up to the upper end of chimb (7), be provided with ball (11) in race (10), the upper end contact of ball (11) is connected with connecting seat (8), the outside of connecting seat (8) articulates there is articulated rod (12), spout (13) have been seted up in articulated rod (12), the outside welding of connecting seat (8) has guide arm (14), sliding connection has guide arm (14) in spout (13), the end welding of guide arm (14) has dog (15), steel ball (16) has been cup jointed in the outside slip of guide arm (14), spring (17) has been cup jointed in the outside slip of guide arm (14), the outside contact of steel ball (16) is connected with articulated rod (12), the lower end of the hinged rod (12) is provided with a clamping block (18), the upper end of the mounting seat (1) is provided with a clamping groove (20), and the clamping block (18) is clamped in the clamping groove (20).
3. A contact magnetic pressure sensor according to claim 2, wherein: a limiting hole (9) is formed in the connecting seat (8), and a threaded sleeve (5) is sleeved in the limiting hole (9) in a sliding mode.
4. A contact magnetic pressure sensor according to claim 2, wherein: one end contact of spring (17) is connected with connecting seat (8), the other end contact of spring (17) is connected with steel ball (16).
5. A contact magnetic pressure sensor according to claim 2, wherein: articulated rod (12) have two, two articulated rod (12) symmetric distribution is in the outside of connecting seat (8), two the lower extreme of articulated rod (12) all is provided with fixture block (18).
6. A contact magnetic pressure sensor according to claim 1, wherein: the outer side of the lower end of the air outlet pipe (21) is fixedly sleeved with a sealing plate (22), the sealing plate (22) is sleeved in the shell (3), a pressure spring (24) is sleeved on the outer side of the air outlet pipe (21) in a sliding mode, the upper end of the pressure spring (24) is connected with the shell (3) in a contact mode, the lower end of the pressure spring (24) is connected with the sealing plate (22) in a contact mode, a filter cover (25) is sleeved on the outer side of the lower end of the air outlet pipe (21) in a sliding mode, the side wall of the filter cover (25) is connected with a limiting pin (26) through threads, an annular groove (27) is formed in the outer side of the air outlet pipe (21), the limiting pins (26) are connected in the annular groove (27) in a sliding mode, the limiting pins (26) are two, the limiting pins, a supporting shaft (28) is sleeved in the air outlet pipe (21), and fan blades (29) are arranged on the outer side of the upper end of the supporting shaft (28).
7. A contact magnetic pressure sensor according to claim 1, wherein: the utility model discloses a bearing support, including supporting seat (33), internal rotation and being connected with pivot (34), torsional spring (35) have been cup jointed in the outside of pivot (34), bayonet lock (36) have been welded in the outside of pivot (34), sliding connection has bayonet lock (36) in spacing groove (32), gear (37) have been fixedly cup jointed in the outside of pivot (34), the outside sliding connection of connecting rod (39) has sliding sleeve (40), the lower extreme fixed mounting of sliding sleeve (40) has rack (41), the lower extreme meshing of rack (41) has gear (37), the left end fixed mounting of curb plate (38) has electro-magnet (42), the upper end welding of backup pad (30) has metal pole (43), the upper end fixed mounting of backup pad (30) has first contact (44), the outside contact connection of first contact (44) has metal pole (43), fixed mounting has second contact (45) in casing (3), the outer side of the second contact (45) is in contact connection with a metal rod (43).
8. A contact magnetic pressure sensor according to claim 7, wherein: one end of the torsion spring (35) is fixed on the supporting seat (33), and the other end of the torsion spring (35) is fixed on the rotating shaft (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110029961.5A CN112857653B (en) | 2021-01-11 | 2021-01-11 | Contact type magnetic pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110029961.5A CN112857653B (en) | 2021-01-11 | 2021-01-11 | Contact type magnetic pressure sensor |
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| Publication Number | Publication Date |
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| CN112857653A true CN112857653A (en) | 2021-05-28 |
| CN112857653B CN112857653B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110029961.5A Active CN112857653B (en) | 2021-01-11 | 2021-01-11 | Contact type magnetic pressure sensor |
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| JPS58190411A (en) * | 1982-02-24 | 1983-11-07 | ティ−アイ・タワ−・ハウスウェア・リミッテッド | Pressure regulating valve of pressure cooker |
| US6305664B1 (en) * | 1997-10-31 | 2001-10-23 | Borgwarner Inc. | Proportional variable bleed solenoid valve with single adjustment pressure calibration and including poppet valve seal ball |
| WO2005117528A2 (en) * | 2004-06-01 | 2005-12-15 | Son, Tae-Soon | Container lid for preventing overbrimming |
| KR20080011738A (en) * | 2006-07-31 | 2008-02-11 | 엘에스 주식회사 | Steam vent valve of cooking pan |
| CN202084473U (en) * | 2011-06-09 | 2011-12-21 | 刘晓红 | Anti-explosion pressure switch |
| CN104329497A (en) * | 2014-08-30 | 2015-02-04 | 中国科学院等离子体物理研究所 | Electromagnetic pressure relief valve |
| CN104997391A (en) * | 2015-07-30 | 2015-10-28 | 佛山市顺德区美的电热电器制造有限公司 | Pressure regulating mechanism and pressure cooker with same |
| CN104997393A (en) * | 2015-07-30 | 2015-10-28 | 佛山市顺德区美的电热电器制造有限公司 | Pressure regulation mechanism and pressure cooker with same |
| CN105333183A (en) * | 2015-11-19 | 2016-02-17 | 江西洪都航空工业集团有限责任公司 | Actively-controlled safety valve |
| CN105768859A (en) * | 2014-12-25 | 2016-07-20 | 中山市雅乐思电器实业有限公司 | Electric pressure cooker capable of automatically exhausting |
| CN106016758A (en) * | 2016-07-01 | 2016-10-12 | 宿迁淮海科技服务有限公司 | Safe pressure relief device for water heating stove |
-
2021
- 2021-01-11 CN CN202110029961.5A patent/CN112857653B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58190411A (en) * | 1982-02-24 | 1983-11-07 | ティ−アイ・タワ−・ハウスウェア・リミッテッド | Pressure regulating valve of pressure cooker |
| US6305664B1 (en) * | 1997-10-31 | 2001-10-23 | Borgwarner Inc. | Proportional variable bleed solenoid valve with single adjustment pressure calibration and including poppet valve seal ball |
| WO2005117528A2 (en) * | 2004-06-01 | 2005-12-15 | Son, Tae-Soon | Container lid for preventing overbrimming |
| KR20080011738A (en) * | 2006-07-31 | 2008-02-11 | 엘에스 주식회사 | Steam vent valve of cooking pan |
| CN202084473U (en) * | 2011-06-09 | 2011-12-21 | 刘晓红 | Anti-explosion pressure switch |
| CN104329497A (en) * | 2014-08-30 | 2015-02-04 | 中国科学院等离子体物理研究所 | Electromagnetic pressure relief valve |
| CN105768859A (en) * | 2014-12-25 | 2016-07-20 | 中山市雅乐思电器实业有限公司 | Electric pressure cooker capable of automatically exhausting |
| CN104997391A (en) * | 2015-07-30 | 2015-10-28 | 佛山市顺德区美的电热电器制造有限公司 | Pressure regulating mechanism and pressure cooker with same |
| CN104997393A (en) * | 2015-07-30 | 2015-10-28 | 佛山市顺德区美的电热电器制造有限公司 | Pressure regulation mechanism and pressure cooker with same |
| CN105333183A (en) * | 2015-11-19 | 2016-02-17 | 江西洪都航空工业集团有限责任公司 | Actively-controlled safety valve |
| CN106016758A (en) * | 2016-07-01 | 2016-10-12 | 宿迁淮海科技服务有限公司 | Safe pressure relief device for water heating stove |
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| Publication number | Publication date |
|---|---|
| CN112857653B (en) | 2022-05-17 |
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