CN213816021U - Electric heating device of plastic casing type circuit breaker - Google Patents
Electric heating device of plastic casing type circuit breaker Download PDFInfo
- Publication number
- CN213816021U CN213816021U CN202120143661.5U CN202120143661U CN213816021U CN 213816021 U CN213816021 U CN 213816021U CN 202120143661 U CN202120143661 U CN 202120143661U CN 213816021 U CN213816021 U CN 213816021U
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- circuit breaker
- type circuit
- contact
- electric heating
- spot welding
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Abstract
The utility model discloses an electricity of plastic casing formula circuit breaker device that generates heat, including the contact, one side of contact is equipped with the soft joint, one side that the contact was kept away from to the soft joint is equipped with the hot element, the hot element is kept away from soft joint one side and is close to top department and be equipped with the connection board, the left side of hot element is equipped with the temperature-sensing element, the temperature-sensing element is equipped with the coil with hot element top juncture. The utility model discloses when using, through setting up contact, soft joint, coil, connection board and thermal element, and be equipped with the temperature-sensing element, make the mode through first spot welding department, second spot welding department, third spot welding department, fourth spot welding department and rivet between it connect, make its shell type circuit breaker's electricity generate heat the device structure more perfect, can satisfy the needs of the electricity device that generates heat of current shell type circuit breaker completely, be fit for using widely in a large number.
Description
Technical Field
The utility model relates to an electricity of circuit breaker technical field that generates heat specifically is a plastics shell type circuit breaker's electricity device that generates heat.
Background
Plastic case circuit breakers (hereinafter referred to as circuit breakers) are generally used for power distribution and also for protection of motors. Normally, the circuit breaker can be used for infrequent switching of the line and infrequent starting of the motor, respectively.
Circuit breakers for power distribution are used in power distribution networks to distribute electrical energy and as overload, short circuit and undervoltage protection for lines and power supply equipment.
A circuit breaker for protecting motors, used in distribution networks for breaking during the starting and running of squirrel-cage motors and for overload, short-circuit and undervoltage protection of mouse-type motors.
Under-voltage protection also requires the addition of a shunt release.
The structure of the electric heating device of the plastic shell type circuit breaker in the prior art is not perfect enough, and the requirement of the prior art can not be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electricity of plastic casing formula circuit breaker generates heat device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an electric heating device of a plastic shell type circuit breaker comprises a contact, wherein a soft joint is arranged on one side of the contact, a thermal element is arranged on one side, away from the contact, of the soft joint, a joint plate is arranged on one side, away from the soft joint, of the thermal element, close to the top end, of the thermal element, a temperature sensing element is arranged on the left side of the thermal element, and a coil is arranged at the junction of the temperature sensing element and the top end of the thermal element.
Further, the contact and the soft joint are welded through a fourth spot welding position.
Further, the soft joint and the thermal element are welded through a third spot welding position.
Further, the connection plate and the thermal element are welded by a second spot weld.
Further, the temperature sensing element and the coil are welded through a first spot welding part.
Further, the temperature sensing element and the heating element are connected by a rivet.
Furthermore, the thermal element and the temperature sensing element are both vertically arranged; the contact, the flexible coupling and the coupling plate are transversely arranged.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when using, through setting up contact, soft coupling, coil, connection board and hot component for its shell type circuit breaker's electricity device structure that generates heat is more perfect, can satisfy the needs of the current shell type circuit breaker's electricity device that generates heat completely, is fit for using widely in a large number.
Drawings
Fig. 1 is a schematic diagram of an electric heating device of a plastic case type circuit breaker according to the present invention.
In the figure: 1. a contact; 2. soft coupling; 3. a coil; 4. a coupling plate; 5. a thermal element; 6. a temperature sensing element; 7. riveting; 8. a first electric welding site; 9. a second spot weld; 10. a third spot welding part; 11. and a fourth spot welding.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the present invention provides a technical solution: an electric heating device of a plastic shell type circuit breaker comprises a contact 1, wherein a soft joint 2 is arranged on one side of the contact 1, a thermal element 5 is arranged on one side, away from the contact 1, of the soft joint 2, a joint plate 4 is arranged on one side, away from the soft joint 2, of the thermal element 5 and close to the top end, a temperature sensing element 6 is arranged on the left side of the thermal element 5, and a coil 3 is arranged at the junction of the temperature sensing element 6 and the top end of the thermal element 5.
In order to further improve the function of the electric heating device of the plastic case type circuit breaker, the contact 1 and the soft joint 2 are welded by a fourth spot welding point 11.
In order to further increase the functionality of an electrical heating device of a plastic-cased circuit breaker, the soft link 2 and the thermal element 5 are welded together by means of a third spot weld 10.
In order to further improve the functional use of the electric heating device of the plastic-cased circuit breaker, the connecting plate 4 and the heating element 5 are welded by a second spot weld 9.
In order to further improve the function of the electric heating device of the plastic case type circuit breaker, the temperature sensing element 6 and the coil 3 are welded by the first spot welding 8.
In order to further improve the use function of the electric heating device of the plastic case type circuit breaker, the temperature sensing element 6 and the heating element 5 are coupled by a rivet 7.
In order to further improve the use function of the electric heating device of the plastic shell type circuit breaker, the thermal element 5 and the temperature sensing element 6 are both vertically arranged; the contact 1, the soft joint 2 and the connecting plate 4 are transversely arranged.
The operation principle is as follows: the utility model discloses when using, through setting up contact, soft joint, coil, connection board and thermal element, and be equipped with the temperature-sensing element, make the mode through first spot welding department, second spot welding department, third spot welding department, fourth spot welding department and rivet between it connect, make its shell type circuit breaker's electricity generate heat the device structure more perfect, can satisfy the needs of the electricity device that generates heat of current shell type circuit breaker completely, be fit for using widely in a large number.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An electric heating device of a plastic case type circuit breaker, comprising a contact (1), characterized in that: one side of the contact (1) is provided with a flexible joint (2), one side of the flexible joint (2) far away from the contact (1) is provided with a thermal element (5), one side of the thermal element (5) far away from the flexible joint (2) and close to the top end is provided with a joint plate (4), the left side of the thermal element (5) is provided with a temperature sensing element (6), and the junction of the temperature sensing element (6) and the top end of the thermal element (5) is provided with a coil (3).
2. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the contact (1) and the soft joint (2) are welded through a fourth spot welding part (11).
3. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the soft joint (2) and the thermal element (5) are welded through a third spot welding part (10).
4. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the connecting plate (4) and the thermal element (5) are welded by a second spot welding point (9).
5. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the temperature sensing element (6) and the coil (3) are welded through a first spot welding part (8).
6. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the temperature sensing element (6) and the thermal element (5) are connected by a rivet (7).
7. The electric heating apparatus of a plastic case type circuit breaker according to claim 1, wherein: the thermal element (5) and the temperature sensing element (6) are both vertically arranged; the contact (1), the soft joint (2) and the connecting plate (4) are transversely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120143661.5U CN213816021U (en) | 2021-01-20 | 2021-01-20 | Electric heating device of plastic casing type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120143661.5U CN213816021U (en) | 2021-01-20 | 2021-01-20 | Electric heating device of plastic casing type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213816021U true CN213816021U (en) | 2021-07-27 |
Family
ID=76949843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120143661.5U Active CN213816021U (en) | 2021-01-20 | 2021-01-20 | Electric heating device of plastic casing type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213816021U (en) |
-
2021
- 2021-01-20 CN CN202120143661.5U patent/CN213816021U/en active Active
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