CN220753346U - Circuit breaker operating mechanism - Google Patents
Circuit breaker operating mechanism Download PDFInfo
- Publication number
- CN220753346U CN220753346U CN202321559174.2U CN202321559174U CN220753346U CN 220753346 U CN220753346 U CN 220753346U CN 202321559174 U CN202321559174 U CN 202321559174U CN 220753346 U CN220753346 U CN 220753346U
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- China
- Prior art keywords
- connecting rod
- rod
- operating mechanism
- circuit breaker
- pole
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- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a circuit breaker operating mechanism which comprises a shell, wherein a first wiring terminal and a second wiring terminal are respectively and fixedly arranged in the shell, a conducting rod is rotatably arranged in the shell, the end part of the conducting rod can be clung to the first wiring terminal, a short-circuit protection component is connected between the conducting rod and the second wiring terminal, the short-circuit protection component comprises a mounting rack, an iron core is fixedly arranged in the middle of the mounting rack, a coil is coiled on the surface of the iron core, one end of the coil is electrically connected with the conducting rod, the other end of the coil is electrically connected with the second wiring terminal, an iron sheet is fixedly arranged on the surface of the conducting rod, the iron sheet is arranged above the iron core, and a fixing component is arranged in the shell, so that the conducting rod is clung to the first wiring terminal through the fixing component. According to the utility model, in the whole use process, the short-circuit protection assembly is additionally arranged, so that when the current in the circuit is overlarge, the switch-off can be automatically carried out, the use safety is effectively ensured, and the use is more safe.
Description
Technical Field
The utility model relates to the technical field of operating mechanisms, in particular to a circuit breaker operating mechanism.
Background
The utility model has the advantages that compared with the prior art, the novel operating mechanism of the circuit breaker is disclosed in the patent with the publication number of CN217719429U, the utility model is characterized in that the rocker and the switching-on inclined plate and the switching-off ejector rod on the rocker are arranged on the manual operation shaft, the rocker is directly matched with the switching-off half shaft and the switching-on half shaft, the structural layout is reasonable, the transmission is not carried out through an additional transmission component, the complexity of the whole structure is greatly reduced, the reliability is effectively improved, the problem that the push rod component (push rod support, push rod and push rod reset spring) for transmitting force is additionally arranged in the prior art, and the force is firstly applied to the push rod during manual switching-off operation and then pushes the switching-off mechanism through the push rod is solved, so that the switching-off operation is realized, the complexity of the structure is increased, and the reliability of manual switching-off is reduced.
However, when the applicant realized the above patent, it was found that the manual operation portion of the above patent directly performs the opening/closing control, and there is no short-circuit protection device, so that the operation mechanism is liable to be dangerous due to excessive current, and there is a certain danger in use.
To this end, the utility model improves on it and proposes a circuit breaker operating mechanism.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a circuit breaker operating mechanism to solve the above-mentioned problems in the prior art.
The utility model provides the following technical scheme: the utility model provides a circuit breaker operating mechanism, includes the casing, the inside of casing is fixed mounting respectively has first binding post and second binding post, and the inside rotation of casing is installed the breakover pole, and the tip of breakover pole can hug closely with first binding post, is connected with short circuit protection subassembly between breakover pole and the second binding post, short circuit protection subassembly includes the mounting bracket, and the centre fixed mounting of mounting bracket has the iron core, and the surface of iron core is coiled and is had the coil, and the one end and the breakover pole electric connection of coil, the other end and second binding post electric connection, and the surface fixed mounting of breakover pole has the iron sheet, and the iron sheet setting is in the top of iron core, and the inside of casing is provided with fixed subassembly, makes the breakover pole keep hugging closely with first binding post through fixed subassembly.
Further, the fixing assembly comprises a first connecting rod fixedly arranged at the end part of the conducting rod.
Further, the end part of the first connecting rod far away from the guide rod is rotatably provided with a second connecting rod, and the end part of the second connecting rod far away from the first connecting rod is rotatably connected with the shell.
Further, when the first connecting rod and the second connecting rod are collinear, the conducting rod is clung to the first wiring terminal.
Further, a deflector rod is fixedly arranged at the end part of the second connecting rod, which is far away from the first connecting rod, and the deflector rod is simultaneously connected with the shell in a rotating way, and meanwhile, the rotating center of the deflector rod is concentric with the rotating center of the second connecting rod on the shell.
Further, fixed separation blade is fixed to inside fixed mounting of casing, and the side fixed mounting of switch-on pole has movable separation blade, fixedly connected with compression spring between movable separation blade and the fixed separation blade, and when first connecting rod and the collineation of second connecting rod, compression spring can support tight first connecting rod and second connecting rod.
The utility model has the technical effects and advantages that:
1. according to the utility model, in the whole use process, the short-circuit protection assembly is additionally arranged, so that when the current in the circuit is overlarge, the switch-off can be automatically carried out, the use safety is effectively ensured, and the use is more safe.
2. The utility model has the advantages that the adopted structure is relatively simple, and the manufacturing cost and the maintenance cost can be effectively reduced, thereby being beneficial to reducing the selling price of the whole product, enabling the whole equipment to be sold more easily and effectively improving the product competitiveness of the equipment.
Drawings
Fig. 1 is a schematic diagram of the internal structure of the present utility model.
FIG. 2 is a schematic diagram of the internal structure split gate of the present utility model.
Fig. 3 is a schematic perspective view of the present utility model.
The reference numerals are: 1 a shell, 2 a first connecting terminal, 3 a second connecting terminal, 4 a conducting rod, 5 a mounting rack, 6 an iron core, 7 coils, 8 iron sheets, 9 a first connecting rod, 10 a second connecting rod, 11 a deflector rod, 12 a fixed baffle sheet, 13 a movable baffle sheet and 14 a compression spring.
Detailed Description
The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the configurations of the embodiments described below are merely illustrative, and in which a circuit breaker operating mechanism according to the present utility model is not limited to the configurations described below, but all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.
Referring to fig. 1-3, the utility model provides a circuit breaker operating mechanism, which comprises a shell 1, wherein a first wiring terminal 2 and a second wiring terminal 3 are respectively and fixedly arranged in the shell 1, a conducting rod 4 is rotatably arranged in the shell 1, the end part of the conducting rod 4 can be clung to the first wiring terminal 2, a short-circuit protection component is connected between the conducting rod 4 and the second wiring terminal 3, the short-circuit protection component comprises a mounting bracket 5, an iron core 6 is fixedly arranged in the middle of the mounting bracket 5, a coil 7 is coiled on the surface of the iron core 6, one end of the coil 7 is electrically connected with the conducting rod 4, the other end of the coil is electrically connected with the second wiring terminal 3, an iron sheet 8 is fixedly arranged on the surface of the conducting rod 4, the iron sheet 8 is arranged above the iron core 6, a fixing component is arranged in the shell 1, and the conducting rod 4 is clung to the first wiring terminal 2 through the fixing component.
When the electric wire switching device is used, firstly, two electric wires which are needed to be communicated are respectively fixed with the first wiring terminal 2 and the second wiring terminal 3, then the conducting rod 4 and the first wiring terminal 2 can be kept close to each other through the fixing component, and at the moment, the first wiring terminal 2 and the second wiring terminal 3 can be conducted through the conducting rod 4 and the coil 7, so that switching-on is realized.
When the current in the circuit is overlarge, the iron core 6 is magnetized, the iron core 6 attracts the iron sheet 8, so that the conducting rod 4 is driven to rotate, and the conducting rod 4 is separated from the first connecting terminal 2, so that the opening is realized.
Therefore, in the whole use process, the short-circuit protection assembly is additionally arranged, so that when the current in the circuit is overlarge, the switch-off can be automatically carried out, the use safety is effectively ensured, and the use is more safe.
And the structure that this mechanism adopted is comparatively retrencied, can effectively reduce manufacturing cost and cost of maintenance to be favorable to reducing the selling price of whole product, make whole equipment sell more easily, effectively promoted the product competitiveness of equipment.
The fixed subassembly includes first connecting rod 9, first connecting rod 9 fixed mounting is in the tip of leading-through rod 4, the tip rotation that first connecting rod 9 kept away from leading-through rod 4 installs second connecting rod 10, and the tip that second connecting rod 10 kept away from first connecting rod 9 is connected with casing 1 rotation, when first connecting rod 9 and second connecting rod 10 collineation, leading-through rod 4 hugs closely with first binding post 2, the tip fixed mounting that second connecting rod 10 kept away from first connecting rod 9 has driving lever 11, and driving lever 11 is connected with casing 1 rotation simultaneously, the center of rotation of driving lever 11 is concentric with the center of rotation of second connecting rod 10 on casing 1 simultaneously, the inside fixed stop 12 of casing 1 is fixedly mounted, the side fixed mounting of leading-through rod 4 has movable stop 13, fixedly connected with compression spring 14 between movable stop 13 and the fixed stop 12, and when first connecting rod 9 and second connecting rod 10 are collineation, compression spring 14 can support first connecting rod 9 and second connecting rod 10 tightly.
Thus, pushing the shift lever 11 upwards rotates the shift lever 11, the shift lever 11 drives the second connecting rod 10 to rotate, the second connecting rod 10 drives the first connecting rod 9 to rotate, and the first connecting rod 9 drives the conducting rod 4 to rotate until the second connecting rod 10 is collinear with the first connecting rod 9, the conducting rod 4 is clung to the first connecting terminal 2, and the first connecting terminal 2 and the second connecting terminal 3 are conducted through the conducting rod 4 and the coil 7.
When the first link 9 and the second link 10 are collinear, the force direction of the compression spring 14 is collinear with the first link 9, and at this time, the first link 9 and the second link 10 are fixed, so that the long-term closing is achieved, and the conducting rod 4 is made of a conductive material, and the first link 9, the second link 10, and the lever 11 are made of an insulating material.
Therefore, in the detailed use process, firstly, two wires to be communicated are respectively fixed with the first connecting terminal 2 and the second connecting terminal 3, then the deflector rod 11 is pushed upwards to enable the deflector rod 11 to rotate, the deflector rod 11 drives the second connecting rod 10 to rotate, the second connecting rod 10 drives the first connecting rod 9 to rotate, the first connecting rod 9 pushes the conducting rod 4 to rotate, the conducting rod 4 is tightly attached to the first connecting terminal 2 until the second connecting rod 10 is collinear with the first connecting rod 9, and at the moment, the first connecting terminal 2 is conducted with the second connecting terminal 3 through the conducting rod 4 and the coil 7.
When the current in the circuit is overlarge, the iron core 6 is magnetized, the iron core 6 attracts the iron sheet 8, so that the conducting rod 4 is driven to rotate, the conducting rod 4 is separated from the first wiring terminal 2, the opening is realized, and the process is very rapid under the force of the compression spring 14, so that the electric arc is effectively avoided.
When the conducting rod 4 rotates, the first connecting rod 9 is driven to rotate, and the first connecting rod 9 drives the second connecting rod 10 and the deflector rod 11 to rotate, so that when a circuit is recovered, only the deflector rod 11 is required to be upwards stirred.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a circuit breaker operating mechanism, includes casing (1), its characterized in that: the inside of casing (1) fixed mounting has first binding post (2) and second binding post (3) respectively, and the inside rotation of casing (1) is installed and is led off pole (4), and the tip of leading off pole (4) can hug closely with first binding post (2), is connected with short-circuit protection subassembly between leading off pole (4) and second binding post (3), short-circuit protection subassembly includes mounting bracket (5), and the centre fixed mounting of mounting bracket (5) has iron core (6), and the surface of iron core (6) is coiled and is had coil (7), and the one end and the leading off pole (4) electric connection of coil (7), the surface fixed mounting of leading off pole (4) has iron sheet (8), and iron sheet (8) set up in the top of iron core (6), and the inside of casing (1) is provided with fixed subassembly, makes leading off pole (4) and first binding post (2) keep hugging closely through fixed subassembly.
2. The circuit breaker operating mechanism of claim 1, wherein: the fixing assembly comprises a first connecting rod (9), and the first connecting rod (9) is fixedly arranged at the end part of the conducting rod (4).
3. The circuit breaker operating mechanism of claim 2, wherein: the end part of the first connecting rod (9) far away from the conducting rod (4) is rotatably provided with a second connecting rod (10), and the end part of the second connecting rod (10) far away from the first connecting rod (9) is rotatably connected with the shell (1).
4. A circuit breaker operating mechanism according to claim 3, wherein: when the first connecting rod (9) and the second connecting rod (10) are collinear, the conducting rod (4) is tightly attached to the first connecting terminal (2).
5. The circuit breaker operating mechanism of claim 4, wherein: the end part of the second connecting rod (10) far away from the first connecting rod (9) is fixedly provided with a deflector rod (11), the deflector rod (11) is simultaneously in rotary connection with the shell (1), and the rotation center of the deflector rod (11) is concentric with the rotation center of the second connecting rod (10) on the shell (1).
6. The circuit breaker operating mechanism of claim 5, wherein: fixed separation blade (12) are fixed to inside of casing (1), and the side fixed mounting of switch-over pole (4) has movable separation blade (13), and fixedly connected with compression spring (14) between movable separation blade (13) and the fixed separation blade (12), and when first connecting rod (9) and second connecting rod (10) collineation, compression spring (14) can support tight first connecting rod (9) and second connecting rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321559174.2U CN220753346U (en) | 2023-06-19 | 2023-06-19 | Circuit breaker operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321559174.2U CN220753346U (en) | 2023-06-19 | 2023-06-19 | Circuit breaker operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220753346U true CN220753346U (en) | 2024-04-09 |
Family
ID=90569577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321559174.2U Active CN220753346U (en) | 2023-06-19 | 2023-06-19 | Circuit breaker operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220753346U (en) |
-
2023
- 2023-06-19 CN CN202321559174.2U patent/CN220753346U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |