CN219716778U - Plastic case circuit breaker with terminal protection mechanism - Google Patents
Plastic case circuit breaker with terminal protection mechanism Download PDFInfo
- Publication number
- CN219716778U CN219716778U CN202321322493.1U CN202321322493U CN219716778U CN 219716778 U CN219716778 U CN 219716778U CN 202321322493 U CN202321322493 U CN 202321322493U CN 219716778 U CN219716778 U CN 219716778U
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- circuit breaker
- terminal
- terminal protection
- buckle
- sliding groove
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- 230000001681 protective effect Effects 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a molded case circuit breaker with a terminal protection mechanism, which comprises a circuit breaker body, wherein a first chute and a second chute are formed in two sides of the circuit breaker body, a first terminal protection shell is slidably arranged in the first chute, a second terminal protection shell is slidably arranged in the second chute, a first buckle is fixedly arranged on the first terminal protection shell, a second buckle is fixedly arranged on the second terminal protection shell, a first clamping groove matched with the first buckle is formed in one end of the circuit breaker body, and a second clamping groove matched with the second buckle is formed in the other end of the circuit breaker body. According to the utility model, through the structure, a certain protection effect can be achieved on the wiring terminal of the molded case circuit breaker body, the influence of moisture and dust in the external environment on the wiring terminal is effectively prevented, the false touch of staff is avoided, and the safety performance of the device is improved.
Description
Technical Field
The utility model relates to the technical field of molded case circuit breakers, in particular to a molded case circuit breaker with a terminal protection mechanism.
Background
The plastic shell breaker is a common distribution protection electric appliance, has the functions of on/off and overload and short-circuit protection for supplying power to a load, and is widely applied to an electric power distribution system. Compared with a miniature circuit breaker, the overcurrent and short-circuit faults of the miniature circuit breaker are respectively protected by adopting two sets of devices, the overcurrent protection action value can be manually adjusted, the miniature circuit breaker has larger current carrying capacity and strong arc extinguishing capacity, and can bear larger short-circuit current, so that the miniature circuit breaker can be widely used in a distribution box and used as a power control switch and protection of equipment such as a distribution circuit, a motor, a lighting circuit, an electric heater and the like.
The common moulded case circuit breaker, binding post is direct exposing outside mostly, in the in-service use's in-process, not only receives moisture and dust in the external environment easily and influences, and the staff easily hits by mistake, has certain potential safety hazard, and the security is lower.
Disclosure of Invention
The utility model provides a molded case circuit breaker with a terminal protection mechanism, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a moulded case circuit breaker with terminal protection machanism, includes the circuit breaker body, first spout and second spout have all been seted up to the both sides of circuit breaker body, sliding mounting has first terminal protecting crust in the first spout, the inside slidable mounting of second spout has the second terminal protecting crust, fixed first buckle that is provided with on the first terminal protecting crust, fixed second buckle that is provided with on the second terminal protecting crust, the one end of circuit breaker body seted up with first draw-in groove that first buckle cooperation was used, the other end of circuit breaker body seted up with the second draw-in groove that second buckle cooperation was used.
Preferably, the first terminal protecting shell and one end of the second terminal protecting shell are fixedly provided with adapter plates, the inner sides of the tail ends of the adapter plates are fixedly provided with rotating shafts, and the tail ends of the rotating shafts are fixedly provided with anti-falling plates.
Preferably, the openings of the first sliding groove and the second sliding groove are fixedly provided with anti-falling clamping rings, and the two ends of the anti-falling clamping rings are in arc-shaped structures.
Preferably, the first terminal protection shell can horizontally slide along the first sliding groove and rotate in the first sliding groove, and the second terminal protection shell can horizontally slide along the second sliding groove and rotate in the second sliding groove.
Preferably, the first buckle is clamped into the first clamping groove, and the second buckle is clamped into the second clamping groove.
Preferably, the first terminal protecting shell and the second terminal protecting shell are provided with wire through openings.
Advantageous effects
The above technical solutions in a molded case circuit breaker with a terminal protection mechanism provided by the embodiments of the present utility model have at least one of the following technical effects:
according to the molded case circuit breaker with the terminal protection mechanism, the wiring terminal of the molded case circuit breaker can be protected to a certain extent through the technical scheme, the influence of moisture and dust in the external environment on the wiring terminal is effectively prevented, the false touch of workers is avoided, and the safety performance of the device is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic view of the mounting structure of the present utility model;
FIG. 4 is a schematic diagram of a first buckle and a first slot according to the present utility model;
FIG. 5 is a schematic diagram of a second buckle and a second slot according to the present utility model;
the correspondence between the reference numerals and the component names in the drawings is as follows:
1. a circuit breaker body; 2. a first chute; 3. a second chute; 4. a first terminal shield; 5. a second terminal protective housing; 6. a first buckle; 7. a second buckle; 8. a first clamping groove; 9. a second clamping groove; 10. an adapter plate; 11. a rotating shaft; 12. an anti-drop plate; 13. an anti-drop collar; 14. a wire opening.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Fig. 1 to 5 are schematic structural views of a molded case circuit breaker with a terminal protection mechanism according to a preferred embodiment of the present utility model;
the utility model discloses a molded case circuit breaker with a terminal protection mechanism, which comprises a circuit breaker body 1, wherein a first chute 2 and a second chute 3 are formed in two sides of the circuit breaker body 1, the first chute 2 and the second chute 3 are symmetrically arranged, a first terminal protection shell 4 is slidably arranged in the first chute 2, a second terminal protection shell 5 is slidably arranged in the second chute 3, the first terminal protection shell 4 and the second terminal protection shell 5 are symmetrically arranged, a first buckle 6 is fixedly arranged on the first terminal protection shell 4, a second buckle 7 is fixedly arranged on the second terminal protection shell 5, a first clamping groove 8 matched with the first buckle 6 is formed in one end of the circuit breaker body 1, and a second clamping groove 9 matched with the second buckle 7 is formed in the other end of the circuit breaker body 1. Through this structure can play certain guard action to the binding post of circuit breaker body 1, prevent effectively that moisture and dust in the external environment from contacting binding post and causing the influence, and avoided the staff to touch by mistake, improve the security performance of device.
According to the molded case circuit breaker with the terminal protection mechanism, the adapter plates 10 are fixedly arranged at one ends of the first terminal protection shell 4 and the second terminal protection shell 5, the rotating shafts 11 are fixedly arranged at the inner sides of the tail ends of the adapter plates 10, the first terminal protection shell 4 and the second terminal protection shell 5 can rotate through the adapter plates 10 and the rotating shafts 11, the anti-falling plates 12 are fixedly arranged at the tail ends of the rotating shafts 11, and the first terminal protection shell 4 and the second terminal protection shell 5 cannot fall out when sliding in the first sliding groove 2 and the second sliding groove 3 through the anti-falling plates 12. The first chute 2 with the opening part of the second chute 3 is all fixed and is provided with anticreep rand 13, anticreep rand 13 with cooperation between the anticreep board for first terminal protecting crust 4 can not fall out with second terminal protecting crust 5 when first chute 2 slides in the second chute 3, just the both ends of anticreep rand 13 are convex structure setting, can not receive the influence when first terminal protecting crust 4 rotates through axis of rotation 11 with second terminal protecting crust 5, make the rotation smoother.
According to the molded case circuit breaker with the terminal protection mechanism, the first terminal protection shell 4 can horizontally slide along the first sliding groove 2 and can rotate in the first sliding groove 2, and the second terminal protection shell 5 can horizontally slide along the second sliding groove 3 and can rotate in the second sliding groove 3. The first buckle 6 is connected into the first clamping groove 8 in a clamping mode, the second buckle 7 is connected into the second clamping groove 9 in a clamping mode, and the structure avoids the fact that the first terminal protection shell 4 and the second terminal protection shell 5 rotate when in use, so that the connecting terminals are exposed.
According to the molded case circuit breaker with the terminal protection mechanism, the first terminal protection shell 4 and the second terminal protection shell 5 are respectively provided with the wire through holes 14, and the structure is used for facilitating the terminal connecting wire to pass through and facilitating the wiring of staff when the first terminal protection shell 4 and the second terminal protection shell 5 are covered for protection.
The mounting mode, the connecting mode or the setting mode of the molded case circuit breaker with the terminal protection mechanism are common mechanical modes, and can be implemented as long as the beneficial effects of the molded case circuit breaker can be achieved.
The working principle of the utility model is as follows:
when the device is used by staff, when the electric wire connection is carried out, through pulling the first terminal protection shell 4 and the second terminal protection shell 5, the first terminal protection shell 4 slides horizontally along the first chute 2, the first buckle 6 is separated from the first clamping groove 8, the second terminal protection shell 5 slides horizontally along the second chute 3, the second buckle 7 is separated from the second clamping groove 9, after the first terminal protection shell 4 and the second terminal protection shell 5 are pulled out, the wiring terminal can be exposed through upward rotation, the wiring terminal is connected with the electric wire, after the electric wire connection is completed, the first terminal protection shell 4 and the second terminal protection shell 5 rotate downwards, the first terminal protection shell 4 is pushed to the first chute 2, the second terminal protection shell 5 is pushed to the second chute 3, after pushing to the bottom, the first buckle 6 is clamped into the first clamping groove 8, the second clamping groove 7 is clamped into the second clamping groove 9, the clamping connection is completed between the first terminal protection shell 4 and the second terminal protection shell 5 and the circuit breaker body 1, and the limiting structure of the first terminal protection shell 4 and the second terminal protection shell 5 can be realized.
The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.
Claims (6)
1. The utility model provides a moulded case circuit breaker with terminal protection machanism, includes circuit breaker body (1), its characterized in that: the circuit breaker is characterized in that a first sliding groove (2) and a second sliding groove (3) are formed in two sides of the circuit breaker body (1), a first terminal protecting shell (4) is arranged in the first sliding groove (2) in a sliding mode, a second terminal protecting shell (5) is arranged in the second sliding groove (3) in a sliding mode, a first buckle (6) is fixedly arranged on the first terminal protecting shell (4), a second buckle (7) is fixedly arranged on the second terminal protecting shell (5), a first clamping groove (8) matched with the first buckle (6) in use is formed in one end of the circuit breaker body (1), and a second clamping groove (9) matched with the second buckle (7) in use is formed in the other end of the circuit breaker body (1).
2. The molded case circuit breaker with terminal protection mechanism of claim 1, wherein: the novel socket comprises a first terminal protection shell (4) and a second terminal protection shell (5), wherein an adapter plate (10) is fixedly arranged at one end of the first terminal protection shell and one end of the second terminal protection shell, a rotating shaft (11) is fixedly arranged at the inner side of the tail end of the adapter plate (10), and an anti-falling plate (12) is fixedly arranged at the tail end of the rotating shaft (11).
3. The molded case circuit breaker with terminal protection mechanism of claim 1, wherein: the anti-falling clamping rings (13) are fixedly arranged at the openings of the first sliding groove (2) and the second sliding groove (3), and the two ends of the anti-falling clamping rings (13) are in arc-shaped structures.
4. The molded case circuit breaker with terminal protection mechanism of claim 1, wherein: the first terminal protective shell (4) can horizontally slide along the first sliding groove (2) and can rotate in the first sliding groove (2), and the second terminal protective shell (5) can horizontally slide along the second sliding groove (3) and can rotate in the second sliding groove (3).
5. The molded case circuit breaker with terminal protection mechanism of claim 1, wherein: the first buckle (6) is connected into the first clamping groove (8) in a clamping mode, and the second buckle (7) is connected into the second clamping groove (9) in a clamping mode.
6. The molded case circuit breaker with terminal protection mechanism of claim 1, wherein: the first terminal protective shell (4) and the second terminal protective shell (5) are respectively provided with a wire through opening (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322493.1U CN219716778U (en) | 2023-05-29 | 2023-05-29 | Plastic case circuit breaker with terminal protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322493.1U CN219716778U (en) | 2023-05-29 | 2023-05-29 | Plastic case circuit breaker with terminal protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219716778U true CN219716778U (en) | 2023-09-19 |
Family
ID=87995920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321322493.1U Active CN219716778U (en) | 2023-05-29 | 2023-05-29 | Plastic case circuit breaker with terminal protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219716778U (en) |
-
2023
- 2023-05-29 CN CN202321322493.1U patent/CN219716778U/en active Active
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