CN109887809A - A kind of breaker convenient for rapid cooling - Google Patents
A kind of breaker convenient for rapid cooling Download PDFInfo
- Publication number
- CN109887809A CN109887809A CN201910070133.9A CN201910070133A CN109887809A CN 109887809 A CN109887809 A CN 109887809A CN 201910070133 A CN201910070133 A CN 201910070133A CN 109887809 A CN109887809 A CN 109887809A
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- China
- Prior art keywords
- shell
- cover board
- hollow base
- rapid cooling
- breaker
- 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.)
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- Thermally Actuated Switches (AREA)
- Breakers (AREA)
Abstract
The present invention relates to the technical fields of breaker heat dissipation, more particularly, to a kind of breaker convenient for rapid cooling, it includes shell and the electronic component for being installed on interior of shell, wall is equipped with hollow base inside of the housing, ball is placed in hollow base, equipped with the fluid with characteristic of expanding with heat and contract with cold in ball, the baffle for being connected to ball is also hinged in hollow base, baffle is extended with buckle towards hollow base outside, buckle end is equipped with hook, and the first elastic component is connected between buckle and hollow base；Thermovent is offered on the shell, cover board is hinged on thermovent, is equipped on the cover board and is buckled into hook with cover board rotation and make cover board by the closed kelly of thermovent, the second elastic component is connected between cover board and the inner sidewall of shell.The present invention by providing a kind of breaker convenient for rapid cooling, solve the problems, such as breaker in short circuit can not rapid cooling, be conducive to extend the service life of breaker.
Description
Technical field
The present invention relates to the technical fields of breaker heat dissipation, more particularly, to a kind of breaker convenient for rapid cooling.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is generally by contact system, arc quenching system, behaviour
Make mechanism, buckle releaser, shell etc. and constitutes a unit.
Existing notification number is a kind of breaker with radiator structure of CN206301750U, including at least two groups breaker list
Member and the operating mechanism positioned at breaker unit side, the breaker unit include shell, two adjacent groups breaker unit
Shell Mosaic face on be respectively equipped with the heat dissipation groove arranged in the horizontal direction, the heat dissipation groove includes thermovent and heat dissipation
Channel, the thermovent are located at the two sides of heat dissipation channel and extend out to the both side ends of shell, the width of the thermovent
Greater than the width of heat dissipation channel, the heat dissipation channel is equipped with the fin of several strips arranged in the horizontal direction, described convex
The side wall of rib and shell is contour.
Prior art among the above has the following deficiencies: since breaker is in short circuit, internal calorific value meeting
Aggravation.And the breaker in documents can not play the effect of rapid cooling in short circuit, to influence whether breaker
Service life.
Summary of the invention
The object of the present invention is to provide a kind of breaker convenient for rapid cooling, efficiently solve breaker in short circuit without
The problem of method rapid cooling, is conducive to extend the service life of breaker.
Foregoing invention purpose of the invention has the technical scheme that
A kind of breaker convenient for rapid cooling including shell and is installed on the electronic component of interior of shell, in shell
Side wall is equipped with hollow base, and ball is placed in hollow base, the fluid with characteristic of expanding with heat and contract with cold is housed in ball,
It is also hinged in hollow base and is connected to ball and the baffle for preventing ball from expanding, baffle extends outside towards hollow base
There is buckle, buckle end is equipped with hook, and being connected between buckle and hollow base makes buckle keep relatively fixed with hollow base
The first elastic component；Thermovent is offered on the shell, cover board is hinged on thermovent, is equipped with rotates with cover board on the cover board
It buckles into hook and makes cover board by the closed kelly of thermovent, be connected between cover board and the inner sidewall of shell for preventing cover board
Cover the second elastic component closed.
By using above-mentioned technical proposal, when breaker leads to internal electronic component because of the reasons such as short circuit or overload
When temperature sharply increases, fluid expands rapidly under the principle expanded with heat and contract with cold, to strut ball and be connected to ball
On baffle, ball pushes baffle and rotates baffle around hinged place.Buckle also rotates with it and cooperates hollow base pressure at this time
Contract the first elastic component, and the kelly of cover board is left so as to cause hook, and cover board is rapid under the elastic reaction of the second elastic component at this time
Thermovent is opened, heat is enable quickly to be discharged from thermovent.This set efficiently solves breaker can not in short circuit
The problem of rapid cooling, is conducive to extend the service life of breaker.In addition, when breaker causes because of certain cause specific
Temperature in it rises in a short time, but when no initiation tripping, cover board can still be bounced, to mention for service personnel
For a warning message, service personnel is enabled to carry out careful inspection to circuit, advantageously reduces a possibility that failure occurs.When disconnected
After temperature in the device of road restores normal, fluid restores normal volume, only cover board need at this time rotated towards thermovent, and make kelly weight
Newly buckle into hook.
The present invention is further arranged to: offering radiating groove on the two sides outer wall of shell.
By using above-mentioned technical proposal, when multiple groups breaker unit is used in series, breaker unit can be by dissipating
Heat channel contacts with air and occurs convection action, to play heat dissipation effect.
The present invention is further arranged to: being offered several heat release holes through side wall of outer shell in the two sides of shell, is being dissipated
The thermal trough being opened on outer shell outer wall is connected between hot hole and radiating groove.
By using above-mentioned technical proposal, when breaker in normal work, the heat that electronic component generates can be through
The external world is discharged to by heat release hole.The setting of thermal trough enables heat to be rapidly introduced into radiating groove, thus by quickly draining.
The present invention is further arranged to: being offered on the side wall of hollow base for being connected to interior of shell and hollow base
The notch of inner cavity.
By using above-mentioned technical proposal, the ball in hollow base inner cavity is enabled quickly to touch heat
Amount is conducive to the response speed for improving ball.
The present invention is further arranged to: horn mouth is equipped on notch.
By using above-mentioned technical proposal, is conducive to increase the heat entered in hollow base inner cavity, improves the heat of fluid
Swollen shrinkage speed.
The present invention is further arranged to: Air Filter is embedded on horn mouth.
By using above-mentioned technical proposal, advantageously reduces flue dust and enter in hollow base inner cavity and block in hollow base
A possibility that chamber, is conducive to the response accuracy for improving ball.
The present invention is further arranged to: being equipped with cambered surface in the end of hook.
It by using above-mentioned technical proposal, advantageously reduces and touches frictionally damage between hook and kelly, effectively extend
The service life of the two.
The present invention is further arranged to: the first rubber layer is covered with outside kelly.
By using above-mentioned technical proposal, be conducive to form kelly further protection effect, while rubbing using rubber
The high characteristic of coefficient is wiped, the frictional force between kelly and hook is increased, to make to fix more between cover board and thermovent
Securely.
The present invention is further arranged to: the second rubber layer for being connected to edge in thermovent is covered at cover board edge.
Sealing of the cover board to case for circuit breaker is enhanced using the elasticity of rubber itself by using above-mentioned technical proposal
Property, advantageously reduce a possibility that extraneous dust enters interior of shell from the engagement edge of cover board and thermovent.
The present invention is further arranged to: the fluid is mercury.
By using above-mentioned technical proposal, mercury has good characteristic of expanding with heat and contract with cold, and can quickly make sound after heated
It answers, make ball rapid expanding and pushes baffle open, so that cover board be enable quickly to open.
In conclusion advantageous effects of the invention are as follows:
1. this set solve the problems, such as breaker in short circuit can not rapid cooling, be conducive to extend making for breaker
Use the service life.In addition, when breaker causes the temperature in it to rise in a short time because of certain cause specific, but do not have
When causing tripping, cover board can still be bounced, to provide a warning message for service personnel, service personnel be enabled to carry out circuit
Careful inspection advantageously reduces a possibility that failure occurs.
2. contacting breaker unit simultaneously with air by radiating groove by the way that radiating groove is arranged in the two sides of shell
Convection action occurs, to play heat dissipation effect.
3. advantageously reducing flue dust by the way that Air Filter is arranged on horn mouth and entering in hollow base inner cavity and block hollow
A possibility that pedestal inner cavity, is conducive to the response accuracy for improving ball.
Detailed description of the invention
Fig. 1 is a kind of general structure schematic diagram of breaker convenient for rapid cooling of the invention.
Fig. 2 is the schematic diagram of internal structure of hollow base in the present invention.
In figure, 1, shell；11, radiating groove；12, heat release hole；13, thermal trough；14, thermovent；141, cover board；142, second
Torsional spring；143, kelly；
2, hollow base；21, ball；22, notch；23, horn mouth；231, Air Filter；24, baffle；241, the first torsional spring；
25, buckle；26, hook；261, cambered surface.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Referring to Fig.1, it is a kind of breaker convenient for rapid cooling disclosed by the invention, including shell 1 and is installed on shell 1
Internal electronic component.In the present embodiment, radiating groove 11 is offered on the two sides outer wall of shell 1, radiating groove 11 passes through
Wear the two sides up and down of 1 outer wall of shell.
Referring to Fig.1, multiple heat release holes 12 through 1 side wall of shell are offered in the two sides of shell 1.In the present embodiment
In, heat release hole 12 is circular hole, and be opened on 1 outer wall of shell in a strip shape is connected between heat release hole 12 and radiating groove 11 and is led
Heat channel 13, the extending direction for extending perpendicularly to 11 length of radiating groove of 13 length of thermal trough.
Referring to Fig.1, thermovent 14 is offered on shell 1, the opening direction of thermovent 14 is arranged vertically upwards.It is radiating
The side of mouth 14 is hinged with cover board 141.In the present embodiment, it is covered at 141 edge of cover board and is connected to edge in thermovent 14
Second rubber layer.
Referring to Fig.1, the second bullet for preventing the lid of cover board 141 from closing is connected between cover board 141 and the inner sidewall of shell 1
Property part.In the present embodiment, the second elastic component can be the second torsional spring 142 for being installed on 141 hinged place of cover board, the second torsional spring
Extending direction of 142 axis perpendicular to 11 length of radiating groove.The both ends of second torsional spring 142 are connected to cover board 141 and outer respectively
On the inner sidewall of shell 1.
Referring to Fig.1, kelly 143 is equipped on cover board 141.In the present embodiment, the axis of kelly 143 is parallel to the second torsion
The axis of spring 142 is covered with the first rubber layer outside kelly 143.
Referring to Fig.1 with Fig. 2, hollow base 2 is fixed on the inner sidewall of shell 1.In the present embodiment, hollow base 2
Extending direction be parallel to the extending direction of 11 length of radiating groove.Ball 21 is placed in hollow base 2, in ball 21
In be equipped with mercury.
Referring to Fig.1 with Fig. 2,1 inside of connection shell and 2 inner cavity of hollow base are offered on the side wall of hollow base 2
Notch 22.In the present embodiment, notch 22 is circular hole, and the axis of notch 22 is parallel to the extending direction of 11 length of radiating groove.?
Notch 22 is equipped with the horn mouth 23 of coaxial arrangement backwards to the side of hollow base 2, is embedded with Air Filter on horn mouth 23
231。
Referring to Fig.1 with Fig. 2, the baffle 24 for being connected to ball 21 is hinged on hollow base 2.In the present embodiment,
Baffle 24 is located at side of the ball 21 backwards to horn mouth 23.
Referring to Fig.1 with Fig. 2, baffle 24 is equipped in 25 end of buckle towards thermovent towards buckle 25 is extended with outside hollow base 2
The hook 26 for clamping kelly 143 that 14 directions extend.In the present embodiment, cambered surface 261 is equipped in the end of hook 26.
Referring to Fig.1 with Fig. 2, being connected between buckle 25 and hollow base 2 makes buckle 25 keep opposite with hollow base 2
The first fixed elastic component.In the present embodiment, the first elastic component can be mounted to the first torsional spring of 24 hinged place of baffle
241, for the axis of the first torsional spring 241 perpendicular to the extending direction of hollow base 2, the both ends of the first torsional spring 241 are connected to button respectively
On the outer wall of plate 25 and hollow base 2.
The working principle of the present embodiment are as follows: when breaker leads to internal electronic component because of the reasons such as short circuit or overload
When temperature sharply increases, fluid expands rapidly under the principle expanded with heat and contract with cold, to strut ball 21 and support ball 21
It is connected on baffle 24, ball 21 pushes baffle 24 and rotates baffle 24 around hinged place.Buckle 25 also rotates with it simultaneously at this time
Cooperate hollow base 2 to compress the first torsional spring 241, the kelly 143 of cover board 141 is left so as to cause hook 26, cover board 141 exists at this time
Thermovent 14 is opened rapidly under the elastic reaction of second torsional spring 142, and heat is enable quickly to be discharged from thermovent 14.Work as open circuit
After temperature in device restores normal, fluid restores normal volume, only cover board 141 need at this time rotated towards thermovent 14, and make card
Bar 143 is buckled into again in hook 26.
Setting in the present embodiment solve the problems, such as breaker in short circuit can not rapid cooling, be conducive to extend
The service life of breaker.In addition, when breaker causes the temperature in it to rise in a short time because of certain cause specific,
But when without causing tripping, cover board 141 can still be bounced, to provide a warning message for service personnel, enable maintenance
Personnel carry out careful inspection to circuit, advantageously reduce a possibility that failure occurs.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of breaker convenient for rapid cooling including shell (1) and is installed on the internal electronic component of shell (1),
It is characterized in that: being equipped with hollow base (2) on the inner sidewall of shell (1), be placed with ball (21), rubber in hollow base (2)
Fluid with characteristic of expanding with heat and contract with cold is housed in glueballs (21), is also hinged in hollow base (2) and is connected to ball (21) simultaneously
Baffle (24) for preventing ball (21) from expanding, baffle (24) are extended with buckle (25), buckle towards hollow base (2) outside
(25) end is equipped with hook (26), and being connected between buckle (25) and hollow base (2) protects buckle (25) and hollow base (2)
Hold relatively-stationary first elastic component；
Thermovent (14) are offered on shell (1), cover board (141) are hinged on thermovent (14), are set on cover board (141)
Have and buckle into hook (26) with cover board (141) rotation and make cover board (141) by thermovent (14) closed kelly (143), in cover board
(141) the second elastic component for preventing cover board (141) lid from closing is connected between the inner sidewall of shell (1).
2. a kind of breaker convenient for rapid cooling according to claim 1, it is characterised in that: in the two sides of shell (1)
Radiating groove (11) are offered on outer wall.
3. a kind of breaker convenient for rapid cooling according to claim 2, it is characterised in that: in the two sides of shell (1)
Several heat release holes (12) through shell (1) side wall are offered, are connected with out between heat release hole (12) and radiating groove (11)
Thermal trough (13) on shell (1) outer wall.
4. a kind of breaker convenient for rapid cooling according to claim 1, it is characterised in that: in hollow base (2)
It is offered on side wall for being connected to the internal notch (22) with hollow base (2) inner cavity of shell (1).
5. a kind of breaker convenient for rapid cooling according to claim 4, it is characterised in that: installed on notch (22)
There are horn mouth (23).
6. a kind of breaker convenient for rapid cooling according to claim 5, it is characterised in that: embedding on horn mouth (23)
Equipped with Air Filter (231).
7. a kind of breaker convenient for rapid cooling according to claim 1, it is characterised in that: in the end of hook (26)
Equipped with cambered surface (261).
8. a kind of breaker convenient for rapid cooling according to claim 7, it is characterised in that: overcoating in kelly (143)
It is stamped the first rubber layer.
9. a kind of breaker convenient for rapid cooling according to claim 8, it is characterised in that: at cover board (141) edge
It is covered with the second rubber layer for being connected to thermovent (14) interior edge.
10. a kind of breaker convenient for rapid cooling according to claim 1, it is characterised in that: the fluid is mercury.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070133.9A CN109887809B (en) | 2019-01-24 | 2019-01-24 | Circuit breaker convenient to fast heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070133.9A CN109887809B (en) | 2019-01-24 | 2019-01-24 | Circuit breaker convenient to fast heat dissipation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109887809A true CN109887809A (en) | 2019-06-14 |
| CN109887809B CN109887809B (en) | 2020-04-28 |
Family
ID=66926902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910070133.9A Active CN109887809B (en) | 2019-01-24 | 2019-01-24 | Circuit breaker convenient to fast heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109887809B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540648A (en) * | 2020-03-13 | 2020-08-14 | 浙江城电电气有限公司 | Small-sized circuit breaker |
| CN112954987A (en) * | 2021-04-12 | 2021-06-11 | 南通通明集团有限公司 | Emergency cut-off device |
| CN113541020A (en) * | 2021-08-04 | 2021-10-22 | 深圳索瑞德电子有限公司 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
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| CN205159274U (en) * | 2015-11-02 | 2016-04-13 | 乐清市永信熔断器厂 | Fuse with radiating effect |
| KR20160051968A (en) * | 2014-10-30 | 2016-05-12 | 엘에스산전 주식회사 | Cradle of Vacuum Circuit Breaker |
| CN206611701U (en) * | 2017-04-11 | 2017-11-03 | 宝鸡文理学院 | Intelligent electric control system |
| CN108717926A (en) * | 2018-07-19 | 2018-10-30 | 安徽三弟电子科技有限责任公司 | A kind of automobile circuit safety box of function admirable |
| CN208078445U (en) * | 2018-04-03 | 2018-11-09 | 湖州嘉和电脑技术服务有限公司 | A kind of concealed distribution box of family's false-touch prevention |
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2019
- 2019-01-24 CN CN201910070133.9A patent/CN109887809B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160051968A (en) * | 2014-10-30 | 2016-05-12 | 엘에스산전 주식회사 | Cradle of Vacuum Circuit Breaker |
| CN205159274U (en) * | 2015-11-02 | 2016-04-13 | 乐清市永信熔断器厂 | Fuse with radiating effect |
| CN206611701U (en) * | 2017-04-11 | 2017-11-03 | 宝鸡文理学院 | Intelligent electric control system |
| CN208078445U (en) * | 2018-04-03 | 2018-11-09 | 湖州嘉和电脑技术服务有限公司 | A kind of concealed distribution box of family's false-touch prevention |
| CN108717926A (en) * | 2018-07-19 | 2018-10-30 | 安徽三弟电子科技有限责任公司 | A kind of automobile circuit safety box of function admirable |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111540648A (en) * | 2020-03-13 | 2020-08-14 | 浙江城电电气有限公司 | Small-sized circuit breaker |
| CN112954987A (en) * | 2021-04-12 | 2021-06-11 | 南通通明集团有限公司 | Emergency cut-off device |
| CN112954987B (en) * | 2021-04-12 | 2022-11-11 | 南通通明集团有限公司 | Emergency cut-off device |
| CN113541020A (en) * | 2021-08-04 | 2021-10-22 | 深圳索瑞德电子有限公司 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
| CN113541020B (en) * | 2021-08-04 | 2024-05-10 | 深圳索瑞德电子有限公司 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109887809B (en) | 2020-04-28 |
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