CN207441608U - A kind of breaker with major loop temp monitoring function - Google Patents
A kind of breaker with major loop temp monitoring function Download PDFInfo
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- CN207441608U CN207441608U CN201721668401.XU CN201721668401U CN207441608U CN 207441608 U CN207441608 U CN 207441608U CN 201721668401 U CN201721668401 U CN 201721668401U CN 207441608 U CN207441608 U CN 207441608U
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- breaker
- pedestal
- temperature sensor
- receiving portion
- contact system
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Abstract
The utility model discloses a kind of breakers with major loop temp monitoring function, and including pedestal, multiphase contact system and for driving the driving mechanism that multiphase contact system acts, the driving mechanism is installed on the first outer surface of the pedestal；The pedestal has internal cavity, which is divided into multiple relatively independent cabins by muscle, and each phase contact system of multiphase contact system is respectively accommodated in different cabins；On second outer surface opposite with the first outer surface, cabin where corresponding each phase contact system, at least provided with a temperature sensor receiving portion, mounting temperature sensor in receiving portion.The utility model can each phase contact circuit includes the temperature regime of its insulating support member inside monitoring breaker in real time, effectively improves the safe distribution of electric power of breaker.
Description
Technical field
The utility model is related to a kind of breaker more particularly to a kind of breakers with major loop temp monitoring function.
Background technology
Breaker is mounted in the electric protective device between power supply and load unit, it is necessary to carry normal current and disjunction
Larger fault current.In use, conductive major loop can generate fever to breaker, and temperature is caused to rise.It is disconnected to ensure
Road device various functions are normal and safe operation, temperature should be limited in a rational scope.But in reality, there are it is a variety of because
Element cause breaker emerged in operation overheat, particularly when surrounding working environment badly such as full of corrosive gas, dust when,
Contact resistance between dynamic and static contact will increase, and fever aggravation causes pitting of contacts and can not be continuing with when serious.Meanwhile
Long-term overheat operation declines the mechanical strength for causing the insulating carrier component for supporting conductive major loop and dielectric properties, to matching somebody with somebody
Electric safety causes potential risks.
Therefore, it is necessary to introduce device for monitoring temperature in breaker, inside is touched when being run so as to real-time monitoring breaker
The heat condition of head and insulating carrier component, accomplishes to give warning in advance, and user is prompted to be safeguarded in time to breaker, improves operation
Condition improves safe distribution of electric power.
Major loop temp monitoring function is introduced in breaker in the prior art on a small quantity, for example, Chinese patent
CN101373684B discloses a kind of air-break with temperature sensor, structure as shown in Figure 1 and Figure 2, including：Temperature
Sensor 150 is spent, by being inserted into the sensor insertion hole 170 being formed on matrix module 110 come detection temperature；Temperature is shown
Show device, by the value that temperature sensor detects as the temperature display of conduction unit, thus, it is possible to monitor the temperature of circuit breaker internal
It spends to prevent to damage caused by the overheat of conduction unit.But the device for monitoring temperature is disconnected since temperature sensor being arranged at
Between the adjacent phase of road device, therefore it cannot clearly monitor and differentiate the heat condition of each phase, and then can not take targetedly
Maintenance measure, there are improved necessity.
Utility model content
The technical problem to be solved by the utility model is to overcome the shortage of prior art, provide a kind of with major loop temperature
The breaker of monitoring function is spent, the temperature of its insulating support member can be included in each phase contact circuit in monitoring breaker inside in real time
Degree situation effectively improves the safe distribution of electric power of breaker.
A kind of breaker with major loop temp monitoring function, including pedestal, multiphase contact system and for driving
The driving mechanism of multiphase contact system action, the driving mechanism are installed on the first outer surface of the pedestal；The pedestal
With internal cavity, which is divided into multiple relatively independent cabins by muscle, and each of multiphase contact system touches
Head system is respectively accommodated in different cabins；On second outer surface opposite with the first outer surface, each touch is corresponded to
Cabin where head system, at least provided with a temperature sensor receiving portion, mounting temperature sensor in receiving portion.
Preferably, described accommodation section is blind hole of the opening on the second outer surface.
Alternatively, described accommodation section is to be arranged at and the through hole on the second outer surface.
Further, each temperature sensor is matched somebody with somebody by coating the elastomer on its surface with the formation interference of place receiving portion hole wall
It closes and is fixed in the receiving portion.
Preferably, the elastomer is rubber.
Preferably, described accommodation section is located nearest to the position of the static contact or moving contact in its corresponding cabin.
Preferably, the temperature indicator for the first outer surface one side for being installed on the pedestal is further included, for showing
State the temperature parameter that temperature sensor is gathered.
Preferably, described accommodation section is arranged on each cabin and the corresponding cabin wall in the second outer surface, all temperature
Sensor is electrically connected by traversing the first outer surface of pedestal and the connecting line of the second outer surface with temperature indicator realization
It connects, and the connecting line does not pass through any one cabin.
Preferably, it is provided with to accommodate the mounting groove of the connecting line, the peace on the second outer surface of the pedestal
Tankage is connected with each receiving portion.
Preferably, the pedestal is made of the pedestal and bottom plate mutual cooperation for carrying rib, the rib of pedestal and bottom plate
Rib cooperation forms the muscle.
Compared with prior art, the utility model has the advantages that：
The utility model can each phase contact circuit includes the temperature of its insulating support member inside monitoring breaker in real time
Degree situation differentiates overheat mutually and sends early warning, and prompting user safeguards breaker in time, improves or adjusts service condition, so as to
Extend breaker service life, improve safe distribution of electric power.
Description of the drawings
Fig. 1 is a kind of breaker stereoscopic schematic diagram with temperature sensor having in technology；
Fig. 2 is the internal structure sectional view of breaker shown in Fig. 1；
Fig. 3 is the positive stereoscopic diagram of one specific embodiment of the utility model breaker；
Fig. 4 is the back three-dimensional diagram of specific embodiment；
Fig. 5 is the diagrammatic cross-section of specific embodiment；
Fig. 6 is the base arrangement schematic diagram of specific embodiment；
Fig. 7 is the scheme of installation of connecting line in specific embodiment；
Fig. 8 is the structure diagram of temperature indicator in specific embodiment.
Each reference numeral meaning is as follows in figure：
1st, moving contact, 2, static contact, 3, pedestal, 4, bottom plate, 5, operating mechanism, 6, temperature sensor, 7, temperature indicator,
8th, connecting line, 9, elastomer, 10, muscle, 11, moving contact leading-out terminal, 21, static contact leading-out terminal, the 30, first outer surface, 31, bottom
Block hole, the 40, second outer surface, 41, receiving portion, 42, mounting groove, 43, bottom hole.
Specific embodiment
To carry out the technical solution of the utility model with a specific embodiment and with reference to attached drawing below further detailed
Explanation：
Fig. 3~Fig. 5 shows the basic structure of breaker in the present embodiment.Including pedestal, multiphase contact system, Yi Jiyong
In the driving mechanism of driving multiphase contact system action, the driving mechanism is installed on the first outer surface of the pedestal；Institute
Pedestal is stated with internal cavity, which is divided into multiple relatively independent cabins by muscle 10, multiphase contact system
Each phase contact system is respectively accommodated in different cabins；It is corresponding on second outer surface opposite with the first outer surface
Cabin where each phase contact system, at least provided with a temperature sensor receiving portion, mounting temperature sensor in receiving portion.
As shown in the figure, it includes carrying the pedestal 3 of rib and bottom plate 4, the rib mutual cooperation composition of the two is described above
Muscle 10 and operating mechanism 5, multiple temperature sensors 6（Each phase of major loop is corresponded to respectively）, temperature indicator 7.Bottom
Seat 3 and bottom plate 4, which cooperate, forms the pedestal with internal cavity, and internal cavity is divided into multiple relatively independent by muscle 10
Cabin accommodates a phase contact system in each cabin.Each phase contact system includes the moving contact 1 of the phase and static contact 2（Figure
In illustrate only the installation site of dynamic and static contact, do not show that material object）, the operating mechanism 5 being arranged on the first outer surface 30 uses
It contacts or separates with the static contact 2 being fixed on bottom plate 4 in driving moving contact 1, realize being switched on or switched off for contact circuit.Temperature
Display 7 is installed on together with operating mechanism 5 on the first outer surface of pedestal 30, is electrically connected with temperature sensor 6, for showing
The temperature data that temperature sensor 6 is gathered, wherein the first outer surface 30 is base outer surface.
In the present embodiment, it is provided with to accommodate the receiving portion of temperature sensor 6 on the bottom plate 4 corresponding to each cabin
41, preferably receiving portion 41 is arranged on closest to the position of moving contact 1 or the position closest to static contact 2, and not every
The location of muscle 10.As shown in figure 5, the receiving portion 41 in the present embodiment is bottom hole of the opening on the second outer surface 40
43, the position of static contact 2 is disposed proximate to, temperature sensor 6 is by coating the elastomer 9 on its surface and place receiving portion 41
Hole wall forms interference fit and is fixed in the receiving portion 41.The elastomer preferably uses rubber.The appearance of the utility model
Receiving portion 41 can also be arranged on pedestal 3, and form can be through hole or blind hole.
In the present embodiment, connecting line 8 is through the bottom hole 43 in the base plate through holes 31 and bottom plate 4 on pedestal 3 by temperature
Sensor 6 and temperature indicator 7 are electrically connected, and are preferably arranged at base plate through holes 31 and bottom hole 43 and are not belonging to any cabin
Position, such as may pass through the muscle 10, the circuit in such can effectively protect connecting line 8, the structure of connecting line 8 can be
End carries connector, and connector is connected with temperature indicator 7, and the signal convenient for will be received from temperature sensor 6 is sent
To temperature indicator 7, then obtained signal is carried out handling laggard trip temperature to showing, temperature indicator 7 can independently be set
It puts or integrates in the controller.
Fig. 6 shows the structure of the present embodiment bottom plate 4, and Fig. 7 is scheme of installation of the connecting line 8 on the bottom plate 4.Such as
Shown in Fig. 6, Fig. 7, the mounting groove 42 for accommodating connecting line 8 is provided on the second outer surface 40, is led to described accommodation section 41, bottom plate
Hole 43 is connected, and the second outer surface 40 is plate outer surface.
As shown in figure 8, temperature indicator 7 includes the input terminal for connecting the connecting line 8, displays temperature sensor
The display unit of 6 measured values and the alarm device when detected value exceeds preset reference value, the temperature of measurement are output to outer
The leading-out terminal in portion；Thus, it is possible to monitor the internal temperature of air-break in real time from the location of breaker and distant place.Temperature
Display can be individually attached, and the display unit of intelligent breaker inherently can also be shared, so as to save cost.
Temperature sensor 6 measures obtained data through handling the temperature that can be shown as at contact, insulative support parts
The temperature of the part such as temperature of bottom plate 4, the external leading-out terminal 11,21 being connected respectively with moving contact 1, static contact 2, so as to facilitate use
Family knows the heat condition of breaker, is safeguarded and adjusted service condition in time, improves safety in utilization.
Claims (10)
1. a kind of breaker with major loop temp monitoring function, including pedestal, multiphase contact system and more for driving
The driving mechanism of phase contact system action, the driving mechanism are installed on the first outer surface of the pedestal；The pedestal tool
There is internal cavity, which is divided into multiple relatively independent cabins, each phase contact of multiphase contact system by muscle
System is respectively accommodated in different cabins；It is characterized in that, on second outer surface opposite with the first outer surface, it is corresponding
Cabin where each phase contact system, at least provided with a temperature sensor receiving portion, mounting temperature sensor in receiving portion.
2. breaker as described in claim 1, which is characterized in that described accommodation section is blind hole of the opening on the second outer surface.
3. breaker as described in claim 1, which is characterized in that described accommodation section is through hole.
4. the breaker as described in Claims 2 or 3, which is characterized in that each temperature sensor is by coating the elastomer on its surface
Interference fit is formed with place receiving portion hole wall and is fixed in the receiving portion.
5. breaker as claimed in claim 4, which is characterized in that the elastomer is rubber.
6. breaker as described in claim 1, which is characterized in that described accommodation section is located nearest to quiet in its corresponding cabin
The position of contact or moving contact.
7. breaker as described in claim 1, which is characterized in that it further includes the first outer surface one side for being installed on the pedestal
Temperature indicator, for showing temperature parameter that the temperature sensor is gathered.
8. breaker as claimed in claim 7, which is characterized in that first appearance of the temperature sensor by traversing pedestal
The connecting line of face and the second outer surface is electrically connected with temperature indicator realization, and the connecting line does not pass through any one cabin
Room.
9. breaker as claimed in claim 8, which is characterized in that be provided on the second outer surface of the pedestal for accommodating
The mounting groove of connecting line is stated, the mounting groove is connected with each receiving portion.
10. breaker as described in claim 1, which is characterized in that the pedestal is by carrying the pedestal of rib and bottom plate phase interworking
It closes and forms, the rib cooperation of the rib and bottom plate of pedestal forms the muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668401.XU CN207441608U (en) | 2017-12-05 | 2017-12-05 | A kind of breaker with major loop temp monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668401.XU CN207441608U (en) | 2017-12-05 | 2017-12-05 | A kind of breaker with major loop temp monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441608U true CN207441608U (en) | 2018-06-01 |
Family
ID=62285486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721668401.XU Active CN207441608U (en) | 2017-12-05 | 2017-12-05 | A kind of breaker with major loop temp monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635256A (en) * | 2020-12-27 | 2021-04-09 | 杭州拓深科技有限公司 | Inside temperature measurement system of wisdom circuit breaker |
-
2017
- 2017-12-05 CN CN201721668401.XU patent/CN207441608U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635256A (en) * | 2020-12-27 | 2021-04-09 | 杭州拓深科技有限公司 | Inside temperature measurement system of wisdom circuit breaker |
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