CN112614639B - MOV chip is with having explosion-proof pressure release's big module MOV installation component - Google Patents
MOV chip is with having explosion-proof pressure release's big module MOV installation component Download PDFInfo
- Publication number
- CN112614639B CN112614639B CN202011385701.3A CN202011385701A CN112614639B CN 112614639 B CN112614639 B CN 112614639B CN 202011385701 A CN202011385701 A CN 202011385701A CN 112614639 B CN112614639 B CN 112614639B
- Authority
- CN
- China
- Prior art keywords
- wall
- block
- fixedly connected
- pressure relief
- mov
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/01—Mounting; Supporting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Measuring Fluid Pressure (AREA)
- Fuses (AREA)
Abstract
The invention discloses an MOV (metal oxide varistor) mounting assembly with explosion-proof and pressure relief functions for an MOV chip, which comprises a shell, a cover plate, a first limit groove, a first limit block, a first spring, a clamping block, a fixing block, a sleeve, a charging box, a second limit groove, a top block, a second spring, a discharge hole, a material bag, a through hole, an insulating ring, a plug, a clamping block, a varistor body, a pin, a pressure relief chamber, a connecting rod, a piston, a pressure relief hole, a through groove and a stop block. Can change fast, can realize the reuse of shell simultaneously.
Description
Technical Field
The invention relates to the technical field of MOV (metal oxide varistor) mounting assemblies, in particular to a large-module MOV mounting assembly with explosion-proof pressure relief for an MOV chip.
Background
The MOV chip is a metal oxide resistor disc, such as a zinc oxide varistor, which is a core element of a surge protector, but at the moment that the existing zinc oxide varistor is broken down, a ceramic substrate can be perforated and melted, the central temperature of the ceramic substrate can reach more than one thousand degrees centigrade, and the conventional pressure-sensitive epoxy resin encapsulating layer can be ignited and penetrated by an outward-fleeing flame, so that the varistor is burnt down to cause fire, meanwhile, the internal air pressure is enhanced due to high temperature, the shell is burst, the existing zinc oxide varistor is inconvenient to replace after being damaged, the installation assembly cannot be reused, and waste is caused.
Disclosure of Invention
The invention aims to provide a large module MOV mounting assembly with explosion-proof pressure relief for an MOV chip, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an MOV chip is provided with a large module MOV installation component with explosion-proof pressure relief, which comprises a shell, a cover plate, a first limiting groove, a first limiting block, a first spring, a clamping block, a fixing block, a containing groove, a first clamping groove, a sleeve, a charging box, a second limiting groove, a top block, a second spring, a discharge hole, a material bag, a through hole, an insulating ring, a plug, a clamping block, a piezoresistor body, a pin, a pressure relief chamber, a limiting box, a second limiting block, a third spring, a connecting rod, a piston, a pressure relief hole, a second clamping groove, a spring plate, a connecting block, a through groove and a stop block, wherein the cover plate is sleeved on the inner wall of one side of the shell, the outer walls of the two sides of the cover plate are symmetrically provided with the first limiting groove, the inner wall of one side of the first limiting groove is connected with the first limiting block in a sliding manner, the outer wall of one side of the first limiting block is fixedly connected with the first spring, and one end of the first spring is fixedly connected with the inner wall of the first limiting groove, the outer wall of one side of the first limiting block is fixedly connected with a clamping block, the inner walls of two sides of the shell are symmetrically provided with first clamping grooves, the clamping block is sleeved on the inner wall of one side of the first clamping groove, the outer wall of the bottom end of the cover plate is fixedly connected with a sleeve, the inner wall of one side of the sleeve is in threaded connection with a charging box, the inner wall of one side of the charging box is provided with a material bag, the inner wall of one side of the shell is symmetrically provided with through holes, the outer wall of one side of each through hole is fixedly connected with an insulating ring, the inner wall of one side of the insulating ring is fixedly connected with a plug, the outer wall of one side of the plug is fixedly connected with a clamping block, the clamping block is sleeved on the inner wall of one side of each through hole, the inner wall of one side of the shell is provided with a piezoresistor body, pins are symmetrically fixed on the outer wall of one side of the piezoresistor body and are inserted on the inner wall of one side of the clamping block, a pressure relief chamber is arranged on the inner wall of one side of the shell, a limiting box is fixedly connected on the inner wall of one side of the pressure relief chamber, a second limiting block is connected on the inner wall of one side of the limiting box in a sliding manner, a third spring is fixedly connected on the outer wall of one side of the second limiting block, one end of the third spring is fixedly connected on the inner wall of one side of the limiting box, a connecting rod is fixedly connected on the outer wall of one side of the second limiting block, a piston is fixedly connected on the outer wall of one side of the connecting rod, a pressure relief hole is formed in the inner wall of one side of the pressure relief chamber, the piston is sleeved on the inner wall of one side of the pressure relief hole, second clamping grooves are symmetrically fixed on the inner walls of two sides of the shell, elastic pieces are clamped and connected on the inner wall of one side of each second clamping groove, a connecting block is fixedly connected on the outer wall of one side of each elastic piece, a stop block is fixedly connected on the outer wall of one side of the connecting block, and through grooves are symmetrically formed on the inner wall of one side of the pressure relief chamber, and the stop block is connected on the outer wall of one side of the through groove in a sliding manner.
According to the technical scheme, the fixing block is fixedly connected to the outer wall of one side of the clamping block, the containing grooves are symmetrically formed in the outer walls of the two sides of the cover plate, and the fixing block is sleeved on the inner wall of one side of the containing grooves.
According to the technical scheme, a second limiting groove is formed in the inner wall of one side of the charging box, an ejector block is connected to the inner wall of one side of the second limiting groove in a sliding mode, a second spring is fixedly connected to the inner wall of one side of the ejector block, and one end of the second spring is fixedly connected to the inner wall of one side of the second limiting groove.
According to the technical scheme, the inner wall of the bottom end of the charging box is provided with the discharging hole.
According to the technical scheme, the inner wall of one side of the sleeve is provided with the internal thread, and the outer wall of one side of the charging box is provided with the external thread.
According to the technical scheme, the fire retardant is arranged inside the material bag.
According to the technical scheme, the piston is in a circular truncated cone shape.
Compared with the prior art, the invention has the following beneficial effects: compared with the existing MOV installation assembly, the plug-in type piezoresistor installation assembly is designed, the replaceable flame retardant device is designed, open fire can be prevented from being generated due to the burning of the piezoresistor, the fire hazard is reduced, the secondary pressure relief function is designed, the pressure generated due to high temperature can be safely released into the environment, and meanwhile, sharp buzzing sound is generated at the pressure relief hole.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall top view of the present invention;
FIG. 2 is a schematic view of the overall top cut-away construction of the present invention;
FIG. 3 is a schematic overall front cut-away construction of the present invention;
FIG. 4 is a schematic perspective view of the cover plate of the present invention;
FIG. 5 is a schematic perspective view of a clamp block of the present invention;
FIG. 6 is a schematic perspective view of the spring plate of the present invention;
in the figure: 1. a housing; 2. a cover plate; 3. a first limit groove; 4. a first stopper; 5. a first spring; 6. a clamping block; 7. a fixed block; 8. accommodating grooves; 9. a first card slot; 10. a sleeve; 11. a cartridge; 12. a second limit groove; 13. a top block; 14. a second spring; 15. a discharge hole; 16. material bags; 17. a through hole; 18. an insulating ring; 19. a plug; 20. a clamping block; 21. a varistor body; 22. a pin; 23. a pressure relief chamber; 24. a limiting box; 25. a second limiting block; 26. a third spring; 27. a connecting rod; 28. a piston; 29. a pressure relief vent; 30. a second card slot; 31. a spring plate; 32. connecting blocks; 33. a through groove; 34. and a stop block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an MOV chip is provided with a large module MOV installation component with explosion-proof pressure relief, which comprises a shell 1, a cover plate 2, a first limit groove 3, a first limit block 4, a first spring 5, a clamping block 6, a fixing block 7, an accommodating groove 8, a first clamping groove 9, a sleeve 10, a charging box 11, a second limit groove 12, a top block 13, a second spring 14, a discharge hole 15, a material bag 16, a through hole 17, an insulating ring 18, a plug 19, a clamping block 20, a piezoresistor body 21, a pin 22, a pressure relief chamber 23, a limit box 24, a second limit block 25, a third spring 26, a connecting rod 27, a piston 28, a pressure relief hole 29, a second clamping groove 30, an elastic sheet 31, a connecting block 32, a through groove 33 and a stop block 34, wherein the cover plate 2 is sleeved on the inner wall on one side of the shell 1, the first limit grooves 3 are symmetrically arranged on the outer walls on the two sides of the cover plate 2, the first limit block 4 is connected with the first limit block 4 in a sliding manner on the inner wall on one side of the first limit groove 3, one end of a first spring 5 is fixedly connected to one side inner wall of the first limiting groove 3, a fixture block 6 is fixedly connected to one side outer wall of the first limiting block 4, first clamping grooves 9 are symmetrically formed on two side inner walls of the shell 1, the fixture block 6 is sleeved on one side inner wall of the first clamping groove 9, a sleeve 10 is fixedly connected to the bottom end outer wall of the cover plate 2, a charging box 11 is connected to one side inner wall of the sleeve 10 in a threaded manner, a material bag 16 is arranged on one side inner wall of the charging box 11, through holes 17 are symmetrically formed on one side inner wall of the shell 1, an insulating ring 18 is fixedly connected to one side outer wall of the through holes 17, a plug 19 is fixedly connected to one side inner wall of the insulating ring 18, a clamping block 20 is fixedly connected to one side outer wall of the plug 19, the clamping block 20 is sleeved on one side inner wall of the through holes 17, a piezoresistor body 21 is arranged on one side inner wall of the shell 1, pins 22 are symmetrically fixed to one side outer wall of the piezoresistor body 21, the pin 22 is inserted into one side inner wall of the clamping block 20, a pressure relief chamber 23 is arranged on one side inner wall of the housing 1, a limiting box 24 is fixedly connected onto one side inner wall of the pressure relief chamber 23, a second limiting block 25 is slidably connected onto one side inner wall of the limiting box 24, a third spring 26 is fixedly connected onto one side outer wall of the second limiting block 25, one end of the third spring 26 is fixedly connected onto one side inner wall of the limiting box 24, a connecting rod 27 is fixedly connected onto one side outer wall of the second limiting block 25, a piston 28 is fixedly connected onto one side outer wall of the connecting rod 27, a pressure relief hole 29 is formed on one side inner wall of the pressure relief chamber 23, the piston 28 is sleeved on one side inner wall of the pressure relief hole 29, second clamping grooves 30 are symmetrically fixed onto two side inner walls of the housing 1, an elastic sheet 31 is clamped and connected onto one side inner wall of the second clamping groove 30, a connecting block 32 is fixedly connected onto one side outer wall of the elastic sheet 31, a stop block 34 is fixedly connected to the outer wall of one side of the connecting block 32, through grooves 33 are symmetrically formed in the inner wall of one side of the pressure relief chamber 23, and the stop block 34 is slidably connected to the outer wall of one side of the through grooves 33; the fixing block 7 is fixedly connected to the outer wall of one side of the clamping block 6, the accommodating grooves 8 are symmetrically formed in the outer walls of the two sides of the cover plate 2, the fixing block 7 is sleeved on the inner wall of one side of the accommodating groove 8, and the fixing block 7 in the accommodating groove 8 is used for driving the clamping block 6 to move; a second limiting groove 12 is formed in the inner wall of one side of the charging box 11, an ejecting block 13 is connected to the inner wall of one side of the second limiting groove 12 in a sliding manner, a second spring 14 is fixedly connected to the inner wall of one side of the ejecting block 13, one end of the second spring 14 is fixedly connected to the inner wall of one side of the second limiting groove 12, the second spring 14 in the second limiting groove 12 is used for pushing the ejecting block 13, and the ejecting block 13 is used for pushing the material bag 16 so that the flame retardant in the material bag 16 flows out; a discharge hole 15 is formed in the inner wall of the bottom end of the charging box 11, and the discharge hole 15 is used for the flame retardant to flow out; an inner thread is arranged on the inner wall of one side of the sleeve 10, and an outer thread is arranged on the outer wall of one side of the charging box 11; a flame retardant is arranged in the material bag 16 and used for flame retarding and fire extinguishing; the piston 28 is in a circular truncated cone shape, and as long as pressure exists in the pressure relief chamber 23, a gap is formed between the piston 28 and the pressure relief hole 29, so that the pressure is directly released.
When the piezoresistor body 21 is installed by using the invention, firstly, two pins 22 are respectively inserted into the clamping blocks 20 in the through holes 17, so that the piezoresistor body 21 and the plug 19 on the insulating ring 18 are kept in a connected state, the material bag 16 is plugged into the charging box 11, the top block 13 slides inwards along the second limiting groove 12 and compresses the second spring 14, then the charging box 11 is screwed into the sleeve 10 on the cover plate 2, the fixing block 7 in the accommodating groove 8 is poked, the clamping block 6 is driven to slide inwards, the first limiting block 4 slides inwards along the first limiting groove 3 and compresses the first spring 5, the charging box 11 is inserted into the shell 1, the fixing block 7 is released, the clamping block 6 is clamped with the first clamping groove 9 under the reset action of the first spring 5, when the piezoresistor body 21 is punctured and burnt out, the internal air pressure of the shell 1 is increased, the elastic sheet 31 on the second clamping groove 30 is deformed, the stop block 34 on the connecting block 32 slides along the through groove 33, make logical groove 33 partially expose, make the air current get into pressure release chamber 23, carry out preliminary pressure release, if the inside atmospheric pressure of shell 1 continues to increase, piston 28 in the pressure release hole 29 is ejecting, pressure obtains the secondary and lets out, piston 28 through connecting rod 27 pulling second stopper 25, second stopper 25 stretches third spring 26, until inside atmospheric pressure resumes normally, under the reset action of third spring 26, second stopper 25 slides inwards along spacing box 24, drive piston 28 through connecting rod 27 and reset, in the pressure release, high temperature makes pocket 16 break, the fire retardant flows out from discharge opening 15, under the reset action of second spring 14, kicking block 13 outwards pops out along second stopper groove 12, accelerate the fire retardant outflow, the fire retardant fills up the inner chamber of shell 1, prevent piezo-resistor body 21 burning.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An MOV chip large module MOV mounting assembly with explosion-proof pressure relief comprises a shell (1), a cover plate (2), a first limiting groove (3), a first limiting block (4), a first spring (5), a clamping block (6), a fixing block (7), an accommodating groove (8), a first clamping groove (9), a sleeve (10), a charging box (11), a second limiting groove (12), a top block (13), a second spring (14), a discharge hole (15), a material bag (16), a through hole (17), an insulating ring (18), a plug (19), a clamping block (20), a piezoresistor body (21), a pin (22), a pressure relief chamber (23), a limiting box (24), a second limiting block (25), a third spring (26), a connecting rod (27), a piston (28), a pressure relief hole (29), a second clamping groove (30), an elastic sheet (31), a connecting block (32), a through groove (33) and a stop block (34), the method is characterized in that: the inner wall of one side of the shell (1) is sleeved with a cover plate (2), the outer walls of two sides of the cover plate (2) are symmetrically provided with first limiting grooves (3), the inner wall of one side of each first limiting groove (3) is connected with a first limiting block (4) in a sliding mode, the outer wall of one side of each first limiting block (4) is fixedly connected with a first spring (5), one end of each first spring (5) is fixedly connected to the inner wall of one side of each first limiting groove (3), the outer wall of one side of each first limiting block (4) is fixedly connected with a clamping block (6), the inner walls of two sides of the shell (1) are symmetrically provided with first clamping grooves (9), the clamping blocks (6) are sleeved on the inner wall of one side of the first clamping grooves (9), the outer wall of the bottom end of the cover plate (2) is fixedly connected with a sleeve (10), the inner wall of one side of the sleeve (10) is in threaded connection with a charging box (11), the material bag (16) is arranged on the inner wall of one side of the charging box (11), through holes (17) are symmetrically formed in the inner wall of one side of the shell (1), an insulating ring (18) is fixedly connected to the outer wall of one side of the through holes (17), a plug (19) is fixedly connected to the inner wall of one side of the insulating ring (18), clamping blocks (20) are fixedly connected to the outer wall of one side of the plug (19), the clamping blocks (20) are sleeved on the inner wall of one side of the through holes (17), a piezoresistor body (21) is arranged on the inner wall of one side of the shell (1), pins (22) are symmetrically fixed to the outer wall of one side of the piezoresistor body (21), the pins (22) are inserted into the inner wall of one side of the clamping blocks (20), a pressure relief chamber (23) is arranged on the inner wall of one side of the shell (1), and a limiting box (24) is fixedly connected to the inner wall of one side of the pressure relief chamber (23), a second limiting block (25) is connected to the inner wall of one side of the limiting box (24) in a sliding manner, a third spring (26) is fixedly connected to the outer wall of one side of the second limiting block (25), one end of the third spring (26) is fixedly connected to the inner wall of one side of the limiting box (24), a connecting rod (27) is fixedly connected to the outer wall of one side of the second limiting block (25), a piston (28) is fixedly connected to the outer wall of one side of the connecting rod (27), a pressure relief hole (29) is formed in the inner wall of one side of the pressure relief chamber (23), the piston (28) is sleeved on the inner wall of one side of the pressure relief hole (29), second clamping grooves (30) are symmetrically fixed to the inner walls of two sides of the shell (1), an elastic sheet (31) is connected to the inner wall of one side of the second clamping groove (30) in a clamping manner, and a connecting block (32) is fixedly connected to the outer wall of one side of the elastic sheet (31), the pressure relief device is characterized in that a stop block (34) is fixedly connected to the outer wall of one side of the connecting block (32), through grooves (33) are symmetrically formed in the inner wall of one side of the pressure relief chamber (23), and the stop block (34) is connected to the outer wall of one side of the through grooves (33) in a sliding mode.
2. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: fixedly connected with fixed block (7) on one side outer wall of fixture block (6), holding tank (8) have been seted up to the symmetry on the both sides outer wall of apron (2), and fixed block (7) cup joint on the inner wall of one side of holding tank (8).
3. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: the improved loading box is characterized in that a second limiting groove (12) is formed in the inner wall of one side of the loading box (11), an ejector block (13) is connected to the inner wall of one side of the second limiting groove (12) in a sliding mode, a second spring (14) is fixedly connected to the inner wall of one side of the ejector block (13), and one end of the second spring (14) is fixedly connected to the inner wall of one side of the second limiting groove (12).
4. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: the inner wall of the bottom end of the charging box (11) is provided with a discharging hole (15).
5. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: an inner thread is formed on the inner wall of one side of the sleeve (10), and an outer thread is formed on the outer wall of one side of the charging box (11).
6. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: and a flame retardant is arranged inside the material bag (16).
7. A large module MOV mounting assembly with explosion proof pressure relief for a MOV chip according to claim 1 wherein: the piston (28) is in a shape of a circular truncated cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385701.3A CN112614639B (en) | 2020-12-01 | 2020-12-01 | MOV chip is with having explosion-proof pressure release's big module MOV installation component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385701.3A CN112614639B (en) | 2020-12-01 | 2020-12-01 | MOV chip is with having explosion-proof pressure release's big module MOV installation component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112614639A CN112614639A (en) | 2021-04-06 |
| CN112614639B true CN112614639B (en) | 2022-04-26 |
Family
ID=75228396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011385701.3A Active CN112614639B (en) | 2020-12-01 | 2020-12-01 | MOV chip is with having explosion-proof pressure release's big module MOV installation component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112614639B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113200240B (en) * | 2021-05-21 | 2023-09-22 | 国网天津市电力公司高压分公司 | Environment-friendly device for preventing internal explosion when air bag receives excessive impact force |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09326327A (en) * | 1996-04-03 | 1997-12-16 | Matsushita Electric Ind Co Ltd | Electronic parts and its manufacturing method |
| CN203644485U (en) * | 2013-12-26 | 2014-06-11 | 广西新未来信息产业股份有限公司 | Explosion-proof pressure sensitive varistor |
| WO2015072138A1 (en) * | 2013-11-13 | 2015-05-21 | 日本ケミコン株式会社 | Electronic component and production method therefor |
| CN210167190U (en) * | 2019-08-13 | 2020-03-20 | 江苏兴顺电子有限公司 | Safety type piezoresistor |
| CN211045163U (en) * | 2020-01-22 | 2020-07-17 | 陕西恒毅压敏电子科技有限公司 | Flame-retardant explosion-proof piezoresistor |
| CN211125218U (en) * | 2019-11-04 | 2020-07-28 | 日立楼宇技术（广州）有限公司 | Piezoresistor protection structure and control cabinet |
-
2020
- 2020-12-01 CN CN202011385701.3A patent/CN112614639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09326327A (en) * | 1996-04-03 | 1997-12-16 | Matsushita Electric Ind Co Ltd | Electronic parts and its manufacturing method |
| WO2015072138A1 (en) * | 2013-11-13 | 2015-05-21 | 日本ケミコン株式会社 | Electronic component and production method therefor |
| CN203644485U (en) * | 2013-12-26 | 2014-06-11 | 广西新未来信息产业股份有限公司 | Explosion-proof pressure sensitive varistor |
| CN210167190U (en) * | 2019-08-13 | 2020-03-20 | 江苏兴顺电子有限公司 | Safety type piezoresistor |
| CN211125218U (en) * | 2019-11-04 | 2020-07-28 | 日立楼宇技术（广州）有限公司 | Piezoresistor protection structure and control cabinet |
| CN211045163U (en) * | 2020-01-22 | 2020-07-17 | 陕西恒毅压敏电子科技有限公司 | Flame-retardant explosion-proof piezoresistor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112614639A (en) | 2021-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112614639B (en) | MOV chip is with having explosion-proof pressure release's big module MOV installation component | |
| CA1131303A (en) | Pressure vent for a sealed primary cell | |
| KR20010013393A (en) | Battery sealing plate coated with protective film and battery sealed with the same | |
| CN112610738B (en) | Explosion-proof valve | |
| CN211357526U (en) | Fire extinguishing device used on battery top cover, battery top cover and battery | |
| US5217823A (en) | Explosion resistant vent cap | |
| CN109301097B (en) | Flame-retardant elastic automobile storage battery shell | |
| CN116130876A (en) | Explosion-proof cylindrical battery | |
| CN201294123Y (en) | Explosion-proof case for piezoresistor | |
| CN215342762U (en) | Integrated module end plate that has extinguishing device and battery module thereof | |
| CN115882149A (en) | Battery pack based on fire prevention and explosion prevention | |
| CN209857105U (en) | Igniter inflating structure | |
| JP2006092864A (en) | Safety valve device and sealed battery | |
| CN213159073U (en) | Microminiature aerosol extinguishing device | |
| CN110316005B (en) | Low-temperature lithium battery charger bearing mechanism with electrostatic protection function | |
| CN210110537U (en) | Explosion-proof capacitor | |
| CN212230683U (en) | Fireproof socket, socket structure and charging pile | |
| CN220276190U (en) | Hot start structure of fire extinguishing device | |
| CN218740009U (en) | fire extinguishing device | |
| CN211700179U (en) | SMD current fuse ceramic shell | |
| CN214625293U (en) | Explosion-proof valve and battery pack | |
| CN214476733U (en) | Flame-proof explosion-proof piezoresistor | |
| CN220110309U (en) | Q series simple automatic fire extinguisher | |
| CN111916945A (en) | Fireproof socket, socket structure and charging pile | |
| CN108198967B (en) | Power battery and top cover structure thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |