CN207233647U - A kind of breaker heating unit and breaker with automatic open-close - Google Patents
A kind of breaker heating unit and breaker with automatic open-close Download PDFInfo
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- CN207233647U CN207233647U CN201720964044.5U CN201720964044U CN207233647U CN 207233647 U CN207233647 U CN 207233647U CN 201720964044 U CN201720964044 U CN 201720964044U CN 207233647 U CN207233647 U CN 207233647U
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Abstract
A kind of breaker heating unit and breaker with automatic open-close, the heating unit includes left side heating unit, right side heating unit and driving left side heating unit and right side heating unit departs from or the power set of fitting Shell of circuit breaker, the power set can be fixed on stent or on other grounds, the power set are connected with controller, and the controller is connected with the temperature sensor for monitoring breaker internal temperature.
Description
Technical field
The technical field of breaker heating unit is the utility model is related to, it is particularly a kind of that there is automatic open-close
Breaker heating unit and breaker.
Background technology
With the continuous development of electric system, power regulation station is on the increase, and the application of breaker is also more and more extensive.It is disconnected
Road device plays a part of cut-offfing normal current and short circuit current flow in electric system, as electric system important component it
One, whether its performance is stablized with vital effect.
Circuit breaker internal is filled with the SF6 gases of certain pressure to realize the insulation of equipment and arc extinction performance, due to some ground
Area's winter temperature is relatively low, when temperature is less than -27.5 DEG C（SF6 gas liquefactions temperature under 0.6MPa）When, circuit breaker internal SF6 gases
Occur liquefaction, the decline of gas pressure can be greatly lowered the connecting-disconnecting function of breaker, therefore can be in refrigerant latitudes producer
Install additional heating mantle to be heated to housing outside Shell of circuit breaker, prevent SF6Gas liquefaction.But some regional summer in winter temperature difference
Very big, for Xinjiang region, winter minimum temperature is -35 DEG C, and device external needs to install heating unit additional, but its summer is most
High temperature it is reachable+45 DEG C and more than, due to being surrounded by heating unit outside Shell of circuit breaker, the heat that inside produces can not effectively dissipate
Go out, therefore enclosure interior temperature may be more much higher than environment temperature, excessive temperature will accelerate the aging of inner components, even
The rupture of housing can be caused by producing excessive pressure, major accident occur.Here it is in place of the deficiencies in the prior art.
Utility model content
Technical problem to be solved in the utility model, aiming at the deficiency present in the prior art, and provides a kind of
There is the breaker heating unit of automatic open-close and breaker, heating unit is simple in structure, reliable, and can lead to
The actual temperature of circuit breaker internal is crossed to choose whether to depart from or be bonded Shell of circuit breaker heating unit, in favor of breaker
Heat dissipation or insulation, improve breaker operation stability, extend breaker service life.
This programme is achieved by the following technical measures：A kind of breaker with automatic open-close is filled with heating
Put, including left side heating unit, right side heating unit and driving left side heating unit and right side heating unit depart from or be bonded
The power set of Shell of circuit breaker, the power set are connected with controller, and the controller is connected with for monitoring breaker
The temperature sensor of internal temperature.Using the technical program, temperature sensor gathers the temperature signal in breaker, and will collection
Temperature signal be transmitted to controller, the temperature signal in breaker that controller is gathered according to temperature sensor judge whether by
Heating unit open or close, when numerical value of the temperature in breaker higher than a setting, controller sends finger to power set
Order, left side heating unit and right side heating unit are departed from Shell of circuit breaker by power set, in favor of the heat dissipation of breaker；When disconnected
During the numerical value that the temperature in the device of road is set less than one, controller sends instruction to power set, and left side is heated and filled by power set
Put and be bonded Shell of circuit breaker with right side heating unit, in favor of the insulation of breaker, prevent gas liquefaction.The heating unit structure
Simply, reliably, it can choose whether to depart from heating unit or be bonded Shell of circuit breaker according to the actual temperature in breaker,
In favor of the heat dissipation or insulation of breaker, the stability that breaker is run is improved, extends the service life of breaker.
Preferably, the left side heating unit and right side heating unit are connected with controller.Using the technical program, institute
State controller control left side heating unit and whether right side heating unit carries out heating operation, when the temperature in breaker is higher than one
During the numerical value of setting, controller sends instruction to power set, and power set take off left side heating unit and right side heating unit
From Shell of circuit breaker, at the same time left side heating unit and right side heater stop heating operation；When the temperature in breaker
During the numerical value set less than one, controller sends instruction to power set, and power set heat left side heating unit and right side
Device is bonded Shell of circuit breaker, and at the same time left side heating unit and right side heating unit carry out heating operation, heating unit production
Raw heat reaches the SF of inside by Shell of circuit breaker6Gas, prevents gas liquefaction.
Preferably, the power set include transmission case, the retractable port and right side on the left side heating unit
Retractable port on heating unit is connected by transmission case.Using the technical program, left side is driven to add using transmission case
Thermal and right side heating unit depart from or fitting Shell of circuit breaker, its is simple in structure, safe and reliable.
Preferably, the transmission case includes the gear that can be driven and the left side rack and right side tooth that are engaged with gear both ends
Bar, the left side rack are fixedly connected with left side heating unit, and the right side rack is fixedly connected with right side heating unit, described
When gear is with left side rack and right side rack engaged transmission, the traffic direction of left side rack and right side rack is opposite.Using this skill
Art scheme, by driving the gear that can be driven to drive left side rack and the movement of right side rack to realize left side heating unit and right side
Heating unit departs from or fitting Shell of circuit breaker.
Preferably, the transmission case includes rotatable screw, and the left and right ends of the screw, which coordinate, is provided with left side spiral shell
Female and right side nut, the left side nut are fixedly connected with left side heating unit, and the right side nut is consolidated with right side heating unit
Fixed connection, when the screw rotates, the traffic direction of left side nut and right side nut is opposite.Using the technical program, the biography
Dynamic case is leading screw and nut mechanism, and the rectilinear movement of left side nut and right side nut is driven by driving rotatable screw, into
And left side heating unit and right side heating unit is driven to depart from or be bonded Shell of circuit breaker.
Preferably, the left side heating unit is semi-circular structure, and the left side heating unit includes heating plate and setting
Thermal insulation material outside heating plate；The right side heating unit is semi-circular structure, and the right side heating unit includes heating plate
And it is arranged on the thermal insulation material outside heating plate.Using the technical program, left side heating unit and right side heating unit are all provided with
Semi-circular structure is set to, can preferably be suitable for potting breaker, the barrel cover of potting breaker is coated, the control dress
Putting can control whether heating plate heats by power on/off, and the profit of heat of heating plate generation can be improved by being provided with thermal insulation material
With rate.
Preferably, one end of the left side heating unit is connected with one end of right side heating unit by transmission case, described
The other end of left side heating unit and the other end of right side heating unit are fixed on the outside of Shell of circuit breaker.Using this technology side
Case, the left side heating unit and right side heating unit can control folding by a transmission case.
Preferably, one end of the left side heating unit is connected with one end of right side heating unit by transmission case, described
The other end of left side heating unit is connected with the other end of right side heating unit by another transmission case.Using the technical program,
The both ends of the left side heating unit and right side heating unit control folding by a transmission case.
A kind of breaker, including Shell of circuit breaker, be provided with outside the Shell of circuit breaker heating unit and driving plus
Thermal departs from or the power set of fitting Shell of circuit breaker, the power set are connected with controller, the controller connection
It is useful for the temperature sensor of monitoring breaker internal temperature.Using the technical program, temperature sensor is gathered in breaker
Temperature signal, and the temperature signal of collection is transmitted to controller, in the breaker that controller is gathered according to temperature sensor
Temperature signal judges whether heating unit open or close, when numerical value of the temperature in breaker higher than a setting, control
Device sends instruction to power set, and heating unit is departed from Shell of circuit breaker by power set, in favor of the heat dissipation of breaker；When disconnected
During the numerical value that the temperature in the device of road is set less than one, controller sends instruction to power set, and heating unit is bonded breaker
Housing, in favor of the insulation of breaker, prevents gas liquefaction.The heating unit is simple in structure, reliable, can be according in breaker
Actual temperature choose whether to depart from or be bonded Shell of circuit breaker heating unit, in favor of the heat dissipation or insulation of breaker,
The stability of breaker operation is improved, extends the service life of breaker.
Preferably, the heating unit is connected with controller.Using the technical program, the controller controls heating unit
Whether heating operation is carried out, when numerical value of the temperature in breaker higher than a setting, controller sends instruction to power set,
Heating unit is departed from Shell of circuit breaker by power set, and at the same time thermal stops heating operation；When the temperature in breaker
During the numerical value set less than one, controller sends instruction to power set, and heating unit is bonded Shell of circuit breaker by power set,
At the same time heating unit carries out heating operation, and the heat that heating unit produces reaches the SF of inside by Shell of circuit breaker6Gas
Body, prevents gas liquefaction.
Preferably, the power set include transmission case, and the heating unit includes left side heating unit and right side is heated
Device, the retractable port on the left side heating unit pass through transmission case with the retractable port on the heating unit of right side
Connection.Using the technical program, left side heating unit and right side heating unit is driven to depart from or be bonded open circuit using transmission case
Device housing, its is simple in structure, safe and reliable.
Preferably, the transmission case includes the gear that can be driven and the left side rack and right side tooth that are engaged with gear both ends
Bar, the left side rack are fixedly connected with left side heating unit, and the right side rack is fixedly connected with right side heating unit, described
When gear is with left side rack and right side rack engaged transmission, the traffic direction of left side rack and right side rack is opposite.Using this skill
Art scheme, by driving the gear that can be driven to drive left side rack and the movement of right side rack to realize left side heating unit and right side
Heating unit departs from or fitting Shell of circuit breaker.
Preferably, the transmission case includes rotatable screw, and the left and right ends of the screw, which coordinate, is provided with left side spiral shell
Female and right side nut, the left side nut are fixedly connected with left side heating unit, and the right side nut is consolidated with right side heating unit
Fixed connection, when the screw rotates, the traffic direction of left side nut and right side nut is opposite.Using the technical program, the biography
Dynamic case includes leading screw and nut mechanism, and the rectilinear movement of left side nut and right side nut is driven by driving rotatable screw,
And then left side heating unit and right side heating unit is driven to depart from or be bonded Shell of circuit breaker.
Preferably, the heating unit includes two semi-circular structures, and the heating unit includes heating plate and is arranged on
Thermal insulation material outside heating plate.Using the technical program, heating unit is arranged to two semi-circular structures, can preferably be applicable in
In potting breaker, the barrel cover of potting breaker is coated, the control device can control heating plate by power on/off
Whether heat, the utilization rate of heat of heating plate generation can be improved by being provided with thermal insulation material.
Preferably, one end of the left side heating unit is connected with one end of right side heating unit by transmission case, described
The other end of left side heating unit and the other end of right side heating unit are fixed on the outside of Shell of circuit breaker.Using this technology side
Case, the left side heating unit and right side heating unit can control folding by a transmission case.
Preferably, one end of the left side heating unit is connected with one end of right side heating unit by transmission case, described
The other end of left side heating unit is connected with the other end of right side heating unit by another transmission case.Using the technical program,
The both ends of the left side heating unit and right side heating unit control folding by a transmission case.
It can be seen from the above that the utility model is compared with prior art, there is substantive distinguishing features and progress, its beneficial effect implemented
Fruit is also obvious.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, attached drawing needed in description will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the utility model, for this area
For those of ordinary skill, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 closes view for heating unit；
Fig. 2 is the structure diagram of transmission case in Fig. 1 states；
Fig. 3 is heating unit open mode schematic diagram；
Fig. 4 is the structure diagram of transmission case in Fig. 3 states；
Fig. 5 is the control principle drawing of heating unit；
Fig. 6 is the structure diagram of another transmission device；
Fig. 7 is the structure diagram of left side heating unit or right side heating unit.
In figure：1- case for circuit breaker, 2- left sides heating unit, 3- right sides heating unit, 4- transmission cases, 5- gears, 6- are left
Side rack, 7- right sides rack, 8- screws, 9- left sides nut, 10- right sides nut, 11- waterproof layers, 12- insulating layers, 13- protection
Layer, 14- heating plates.
Embodiment
Purpose of utility model, feature, advantage to enable the utility model is more obvious and understandable, below will fortune
With specific embodiment and attached drawing, the technical solution of the utility model protection is clearly and completely described, it is clear that below
The described embodiments are only a part of the embodiments of the utility model, and not all embodiment.Based on the reality in this patent
Example is applied, all other embodiment that those of ordinary skill in the art are obtained without making creative work, all belongs to
In the scope of this patent protection.
Embodiment 1
As shown in Figs. 1-5, a kind of breaker heating unit with automatic open-close, including left side heating unit 2,
Right side heating unit 3 and driving left side heating unit 2 and right side heating unit 3 depart from or are bonded the power dress of Shell of circuit breaker
Put, the power set can be fixed on stent or on other grounds, and the power set are connected with controller, the controller
It is connected with the temperature sensor for monitoring breaker internal temperature, it is preferred that the probe of the temperature sensor is arranged on disconnected
The inside of road device is arranged on case for circuit breaker 1.Temperature signal in temperature sensor collection breaker, and by collection
Temperature signal is transmitted to controller, and the temperature signal in breaker that controller is gathered according to temperature sensor judges whether to add
Thermal open or close, when numerical value of the temperature in breaker higher than a setting, controller sends instruction to power set,
Power set driving left side heating unit 2 and right side heating unit 3 depart from Shell of circuit breaker, in favor of the heat dissipation of breaker；When
During the numerical value that the temperature in breaker is set less than one, controller sends instruction to power set, and power set driving left side adds
Thermal 2 and right side heating unit 3 are bonded Shell of circuit breaker, in favor of the insulation of breaker, prevent gas liquefaction.The heating fills
Put it is simple in structure, reliable, can according to the actual temperature in breaker come choose whether by heating unit depart from or be bonded open circuit
Device housing 1, in favor of the heat dissipation or insulation of breaker, improves the stability that breaker is run, extends the service life of breaker.
In the present solution, the left side heating unit 2 and right side heating unit 3 are connected with controller.The controller
Whether control left side heating unit 2 and right side heating unit 3 carry out heating operation, when the temperature in breaker is higher than a setting
During numerical value, controller sends instruction to power set, and power set depart from left side heating unit 2 and right side heating unit 3 disconnected
Road device housing 1, at the same time left side heating unit 2 and right side heating unit 3 stop heating operation；When the temperature in breaker is low
When the numerical value of a setting, controller sends instruction to power set, and power set fill left side heating unit 2 and right side heating
3 fitting Shell of circuit breaker 1 are put, at the same time left side heating unit 2 and right side heating unit 3 carry out heating operation, heating unit
The heat of generation reaches the SF of inside by Shell of circuit breaker 16Gas, prevents gas liquefaction.
In the present solution, the power set include transmission case 4, the retractable port on the left side heating unit 2
It is connected with the retractable port on right side heating unit 2 by transmission case 4.Left side heating unit 2 is driven using transmission case 4
Depart from right side heating unit 3 or be bonded Shell of circuit breaker, its is simple in structure, safe and reliable.
In the present solution, the transmission case 4 includes the gear 5 that can be driven and the left side rack 6 engaged with 5 both ends of gear
With right side rack 7, the left side rack 6 is fixedly connected with left side heating unit 2, the right side rack 7 and right side heating unit 3
It is fixedly connected, when the gear 5 is with left side rack 6 and the engaged transmission of right side rack 7, the operation of left side rack 6 and right side rack 7
Direction is opposite.The gear 5 that can be driven by driving drives left side rack 6 and the movement of right side rack 7 to realize left side heating unit 2
Depart from right side heating unit 3 or be bonded Shell of circuit breaker 1.The gear 5 is installed on gear shaft, and the gear shaft is by motor
Driving, the controller realize the movement of left side heating unit 2 and right side heating unit 3 by controlling the rotating of motor.
In the present solution, the left side heating unit 2 is semi-circular structure, the left side heating unit 2 includes heating plate 14
And it is arranged on the thermal insulation material outside heating plate 14；The right side heating unit 3 is semi-circular structure, the right side heating unit
Including heating plate 14 and the thermal insulation material being arranged on outside heating plate 14.Left side heating unit 2 and right side heating unit 3 are all provided with
Semi-circular structure is set to, can preferably be suitable for potting breaker, the barrel cover of potting breaker is coated, the control dress
Putting can control whether heating plate heats by power on/off, and the profit of heat of heating plate generation can be improved by being provided with thermal insulation material
With rate.Preferably, the left side heating unit 2 and right side heating unit 3 include waterproof layer 11, insulating layer 12 from the inside to the outside
And protective layer 13, the insulating layer 12 are made of thermal insulation material, the heating plate 14 is arranged in waterproof layer 11, the heating
Piece 14 is preferably electric heating sheets.
In the present solution, one end of the left side heating unit 2 and one end of right side heating unit 3 are connected by transmission case 4
Connect, the other end of the left side heating unit 2 and the other end of right side heating unit 3 are fixed on the outside of Shell of circuit breaker 1.Institute
The transmission case 4 of can passing through for stating left side heating unit 2 and right side heating unit 3 controls folding.
In the present solution, one end of the left side heating unit 2 and one end of right side heating unit 3 are connected by transmission case 4
Connect, the other end of the left side heating unit 2 and the other end of right side heating unit 3 are connected by another transmission case 4.The left side
The both ends of side heating unit 2 and right side heating unit 3 control folding by a transmission case 4.
A kind of breaker, including Shell of circuit breaker 1, are provided with heating unit and driving outside the Shell of circuit breaker 1
Heating unit departs from or the power set of fitting Shell of circuit breaker 1, the power set are connected with controller, and the controller connects
It is connected to the temperature sensor for monitoring breaker internal temperature.Temperature signal in temperature sensor collection breaker, and will
The temperature signal of collection is transmitted to controller, the temperature signal in the breaker that controller is gathered according to temperature sensor judge be
It is no by heating unit open or close, when numerical value of the temperature in breaker higher than a setting, controller gives power set hair
Go out instruction, power set driving heating device departs from Shell of circuit breaker 1, in favor of the heat dissipation of breaker；When the temperature in breaker
During the numerical value that degree is set less than one, controller sends instruction, power set driving heating device fitting breaker to power set
Housing 1, in favor of the insulation of breaker, prevents gas liquefaction.The heating unit is simple in structure, reliable, can be according to breaker
Interior actual temperature come choose whether by heating unit depart from or be bonded Shell of circuit breaker 1, heat dissipation or guarantor in favor of breaker
Temperature, improves the stability of breaker operation, extends the service life of breaker.
Preferably, the heating unit is connected with controller.Using the technical program, the controller controls heating unit
Whether heating operation is carried out, when numerical value of the temperature in breaker higher than a setting, controller sends instruction to power set,
Heating unit is departed from Shell of circuit breaker 1 by power set, and at the same time thermal stops heating operation；When the temperature in breaker
During the numerical value set less than one, controller sends instruction to power set, and heating unit is bonded Shell of circuit breaker by power set
1, at the same time heating unit progress heating operation, the heat that heating unit produces reaches the SF of inside by Shell of circuit breaker6
Gas, prevents gas liquefaction.
Preferably, the power set include transmission case 4, and the heating unit includes left side heating unit 2 and right side adds
Thermal 3, the retractable port on the left side heating unit 2 pass through with the retractable port on right side heating unit 3
Transmission case 4 connects.Left side heating unit 2 and right side heating unit 3 is driven to depart from or be bonded Shell of circuit breaker using transmission case 4
1, its is simple in structure, safe and reliable.
Preferably, the transmission case 4 includes gear 5 and the left side rack 6 engaged with 5 both ends of gear and the right side that can be driven
Side rack 7, the left side rack 6 are fixedly connected with left side heating unit 2, and the right side rack 7 is fixed with right side heating unit 3
Connection, when the gear 5 is with left side rack 6 and the engaged transmission of right side rack 7, the traffic direction of left side rack 6 and right side rack 7
Conversely.The gear 5 that can be driven by driving drives left side rack 6 and the movement of right side rack 7 to realize left side heating unit 2 and the right side
Side heating unit 3 departs from or is bonded Shell of circuit breaker 1.
Preferably, the heating unit includes two semi-circular structures, and the heating unit includes heating plate 14 and sets
Thermal insulation material outside heating plate 14.Heating unit is arranged to two semi-circular structures, can preferably be suitable for pot type open circuit
Device, the barrel cover of potting breaker is coated, and the control device can control whether heating plate heats by power on/off, if
The utilization rate of heat of heating plate generation can be improved by being equipped with thermal insulation material.Preferably, the heating unit is included from the inside to the outside
Waterproof layer 11, insulating layer 12 and protective layer 13, the insulating layer 12 is made of thermal insulation material, and the heating plate 14 is arranged on
In waterproof layer 11.
Preferably, one end of the left side heating unit 2 is connected with one end of right side heating unit 3 by transmission case, institute
State the left side other end of heating unit 2 and the other end of right side heating unit 3 is fixed on the outside of Shell of circuit breaker 1.The left side
The transmission case 4 that can pass through of side heating unit and right side heating unit controls folding.
Preferably, one end of the left side heating unit 2 and one end of right side heating unit 3 are connected by transmission case 4, institute
State the left side other end of heating unit 2 and the other end of right side heating unit 3 is connected by another transmission case 4.The left side adds
The both ends of thermal 2 and right side heating unit 3 control folding by a transmission case 4.
Embodiment 2
It is with the difference of embodiment 1, the transmission case 4 includes rotatable screw 8, the left and right of the screw 8
Both ends, which coordinate, is provided with left side nut 9 and right side nut 10, and the left side nut 9 is fixedly connected with left side heating unit 2, described
Right side nut 10 is fixedly connected with right side heating unit 3, when the screw 8 rotates, the operation of left side nut 9 and right side nut 10
Direction is opposite.The transmission case 4 includes leading screw and nut mechanism, and left side nut 9 and the right side are driven by driving rotatable screw 8
The rectilinear movement of side nut 10, and then drive left side heating unit 2 and right side heating unit 3 to depart from or be bonded Shell of circuit breaker 1.
The screw 8 is driven by motor.The controller controls left side heating unit 2 and right side to add by controlling the rotating of motor
The movement of thermal 3.
The left and right ends of the screw are provided with oppositely oriented screw thread；Or left side nut 9 and right side nut 10 is just
Anti- nut.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, identical similar portion refers to mutually between each embodiment.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with the characteristics of features of novelty, creativeness.
Claims (12)
1. a kind of breaker heating unit with automatic open-close, it is characterized in that：Add including left side heating unit, right side
Thermal and driving left side heating unit and right side heating unit depart from or are bonded the power set of Shell of circuit breaker, described dynamic
Power apparatus is connected with controller, and the controller is connected with the temperature sensor for monitoring breaker internal temperature.
2. the breaker heating unit with automatic open-close according to claim 1, it is characterized in that：The left side
Heating unit and right side heating unit are connected with controller.
3. the breaker heating unit with automatic open-close according to claim 1, it is characterized in that：The power
Device includes transmission case, the retractable port on the left side heating unit and the retractable port on the heating unit of right side
Connected by transmission case.
4. the breaker heating unit with automatic open-close according to claim 3, it is characterized in that：The transmission
Case includes the gear that can be driven and the left side rack and right side rack that are engaged with gear both ends, the left side rack add with left side
Thermal is fixedly connected, and the right side rack is fixedly connected with right side heating unit, the gear and left side rack and right side tooth
During bar engaged transmission, the traffic direction of left side rack and right side rack is opposite；
Or the transmission case includes rotatable screw, the left and right ends of the screw, which coordinate, is provided with left side nut and right side
Nut, the left side nut are fixedly connected with left side heating unit, and the right side nut is fixedly connected with right side heating unit, institute
When stating screw rotation, the traffic direction of left side nut and right side nut is opposite.
5. there is the breaker heating unit of automatic open-close, its feature according to claim 1 or 2 or 3 or 4
It is：The left side heating unit is semi-circular structure, and the left side heating unit includes heating plate and is arranged on outside heating plate
Thermal insulation material；The right side heating unit is semi-circular structure, and the right side heating unit includes heating plate and be arranged on to add
Thermal insulation material outside backing.
6. there is the breaker heating unit of automatic open-close according to claim 3 or 4, it is characterized in that：It is described
One end of left side heating unit is connected with one end of right side heating unit by transmission case, the other end of the left side heating unit
The outside of Shell of circuit breaker is fixed on the other end of right side heating unit；
Or one end of the left side heating unit is connected with one end of right side heating unit by transmission case, the left side heating
The other end of device is connected with the other end of right side heating unit by another transmission case.
7. a kind of breaker, including Shell of circuit breaker, it is characterized in that：Be provided with outside the Shell of circuit breaker heating unit and
Driving heating device departs from or the power set of fitting Shell of circuit breaker, the power set are connected with controller, the control
Device is connected with the temperature sensor for monitoring breaker internal temperature.
8. breaker according to claim 7, it is characterized in that：The heating unit is connected with controller.
9. breaker according to claim 7, it is characterized in that：The power set include transmission case, the heating unit
Including left side heating unit and right side heating unit, retractable port and right side heating unit on the left side heating unit
On retractable port connected by transmission case.
10. breaker according to claim 9, it is characterized in that：The transmission case includes the gear and and tooth that can be driven
The left side rack and right side rack of both ends engagement are taken turns, the left side rack is fixedly connected with left side heating unit, the right side tooth
Bar is fixedly connected with right side heating unit, when the gear is with left side rack and right side rack engaged transmission, left side rack and the right side
The traffic direction of side rack is opposite；
Or the transmission case includes rotatable screw, the left and right ends of the screw, which coordinate, is provided with left side nut and right side
Nut, the left side nut are fixedly connected with left side heating unit, and the right side nut is fixedly connected with right side heating unit, institute
When stating screw rotation, the traffic direction of left side nut and right side nut is opposite.
11. the breaker according to claim 9 or 10, it is characterized in that：One end and right side of the left side heating unit add
One end of thermal is connected by transmission case, and the other end of the left side heating unit and the other end of right side heating unit are fixed
In the outside of Shell of circuit breaker；
Or one end of the left side heating unit is connected with one end of right side heating unit by transmission case, the left side heating
The other end of device is connected with the other end of right side heating unit by another transmission case.
12. according to the breaker described in claim 7 or 8 or 9 or 10, it is characterized in that：The heating unit includes two semicircles
Structure, the heating unit include heating plate and the thermal insulation material being arranged on outside heating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720964044.5U CN207233647U (en) | 2017-08-03 | 2017-08-03 | A kind of breaker heating unit and breaker with automatic open-close |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720964044.5U CN207233647U (en) | 2017-08-03 | 2017-08-03 | A kind of breaker heating unit and breaker with automatic open-close |
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| Publication Number | Publication Date |
|---|---|
| CN207233647U true CN207233647U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720964044.5U Active CN207233647U (en) | 2017-08-03 | 2017-08-03 | A kind of breaker heating unit and breaker with automatic open-close |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107481885A (en) * | 2017-08-03 | 2017-12-15 | 山东泰开高压开关有限公司 | A kind of breaker heater and breaker with automatic open-close function |
-
2017
- 2017-08-03 CN CN201720964044.5U patent/CN207233647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107481885A (en) * | 2017-08-03 | 2017-12-15 | 山东泰开高压开关有限公司 | A kind of breaker heater and breaker with automatic open-close function |
| CN107481885B (en) * | 2017-08-03 | 2024-04-19 | 山东泰开高压开关有限公司 | Heating device for circuit breaker with automatic opening and closing functions and circuit breaker |
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