CN215527634U - Circuit breaker - Google Patents

Abstract

The utility model provides a circuit breaker, relates to the electrical technology field, including casing, slip set up the handle in the casing and rotate the indicator that sets up in the casing, be provided with the observation window on the casing, the one end and the handle of indicator support and hold, be provided with combined floodgate sign and separating brake sign on the other end of indicator, the relative casing of casing slip of handle can drive the relative casing of indicator and rotate, so that combined floodgate sign corresponds with the observation window when closing a floodgate, and separating brake sign corresponds with the observation window when separating brake. The breaker can reduce the size of the handle, thereby reducing the thickness of the breaker.

Description

Circuit breaker

Technical Field

The utility model relates to the technical field of electricity, in particular to a circuit breaker.

Background

With the continuous acceleration of the urban modernization process, the living standard and the living standard of people are continuously improved, higher requirements on electricity safety are also provided, and the application of the circuit breaker in life is more and more extensive.

The existing circuit breaker comprises a handle and an indicating piece, so that the circuit breaker is controlled to be switched on and switched off through the handle, the circuit breaker is switched on and switched off through the indicating piece to be displayed, and therefore a user can observe and know the current working state of the circuit breaker. However, in the existing circuit breaker, because the indicating piece is arranged in the handle, the handle is inevitably large in volume, so that the thickness of the circuit breaker is thick, and the circuit breaker has certain limitation in the using process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a breaker, which can reduce the volume of a handle so as to reduce the thickness of the breaker.

The embodiment of the utility model is realized by the following steps:

the embodiment of the utility model provides a circuit breaker, which comprises a shell, a handle and an indicating piece, wherein the handle is arranged in the shell in a sliding mode, the indicating piece is rotatably arranged in the shell, an observation window is arranged on the shell, one end of the indicating piece abuts against the handle, a closing mark and a separating mark are arranged at the other end of the indicating piece, the handle slides relative to the shell to drive the indicating piece to rotate relative to the shell, so that the closing mark corresponds to the observation window during closing, and the separating mark corresponds to the observation window during separating. The breaker can reduce the size of the handle, thereby reducing the thickness of the breaker.

Optionally, be provided with in the casing and hold the chamber, it is provided with the baffle to hold the intracavity, in order will hold the chamber partition for first cavity and second cavity, the handle slide set up in the first cavity, the indicator rotate set up in the second cavity, be provided with the opening on the baffle, the one end of indicator passes the opening stretches into in the first cavity with the handle supports and holds, the other end of indicator can with the inner wall of second cavity supports and holds, the observation window set up in on the outer wall of second cavity.

Optionally, the indicating part includes a first folding arm and a second folding arm that are fixedly connected, the first folding arm and the second folding arm are arranged at an included angle, the first folding arm abuts against the handle, the second folding arm extends towards the observation window and can abut against the inner wall of the second chamber, and the closing mark and the opening mark are respectively arranged on the second folding arm.

Optionally, the second folding arm includes a first folding sub-arm and a second folding sub-arm that are fixedly connected, the first folding sub-arm and the second folding sub-arm form a T-shaped structure, the first folding sub-arm is fixedly connected with the first folding sub-arm, a wall surface of the second folding sub-arm faces the observation window, and an end portion of the second folding sub-arm can abut against an inner wall of the second chamber.

Optionally, the second sub-folding arm is of an arc-shaped structure.

Optionally, the folding device further comprises an elastic piece rotatably arranged in the second chamber, one end of the elastic piece is connected with the inner wall of the second chamber, and the other end of the elastic piece is connected with the second folding arm.

Optionally, the elastic member is located on a side of the indicator away from the handle, or the elastic member is located on a side of the indicator close to the handle.

Optionally, the second folding arm includes a first region and a second region that are adjacently disposed, the closing mark is coated in the first region, and the opening mark is coated in the second region.

Optionally, the closing identifier corresponds to the opening identifier, and the closing identifier is a color, a pattern, or a character.

Optionally, the cross-sectional shape of the viewing window is square or circular.

The embodiment of the utility model has the beneficial effects that:

the circuit breaker comprises a shell, a handle arranged in the shell in a sliding mode and an indicating piece arranged in the shell in a rotating mode, wherein an observation window is arranged on the shell, one end of the indicating piece is abutted to the handle, a closing mark and a separating mark are arranged at the other end of the indicating piece, the handle can drive the indicating piece to rotate relative to the shell in a sliding mode relative to the shell, so that the closing mark corresponds to the observation window when closing is carried out, and the separating mark corresponds to the observation window when separating is carried out. When the handle slides towards the direction close to the shell, the circuit breaker can be controlled to perform switching-on operation, meanwhile, the handle can also drive the indicating piece to rotate along the first direction relative to the shell, so that the switching-on mark corresponds to the observation window, and a user can observe the switching-on mark through the observation window to know that the circuit breaker is in a switching-on state currently; when the handle is towards the direction of keeping away from the casing and slides, the handle can control the circuit breaker and carry out the separating brake operation, and meanwhile, the handle can also drive the relative casing of indicator and rotate along the second direction to make separating brake sign and observation window correspond, thereby make the user can observe the separating brake sign through the observation window, know that the circuit breaker is currently in the separating brake state. Compare the overall arrangement mode that the circuit breaker among the prior art set up the indicator in the handle, this circuit breaker that this application provided sets up the indicator in the casing, can reduce the volume of handle for the handle can be more miniaturized, thereby reduces the thickness of circuit breaker, and then improves the application scope of circuit breaker in the use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a circuit breaker according to an embodiment of the present invention;

fig. 2 is a second schematic structural diagram of a circuit breaker according to an embodiment of the present invention;

fig. 3 is a third schematic structural diagram of a circuit breaker according to an embodiment of the present invention;

fig. 4 is a fourth schematic structural diagram of a circuit breaker according to an embodiment of the present invention;

fig. 5 is a fifth schematic structural diagram of a circuit breaker according to an embodiment of the present invention;

fig. 6 is a sixth schematic structural diagram of a circuit breaker according to an embodiment of the present invention.

Icon: 100-a circuit breaker; 10-a housing; 11-a separator; 12-a first chamber; 13-a second chamber; 131-an observation window; 20-a handle; 21-a limiting block; 30-an indicator; 31-a first folding arm; 32-a second folding arm; 321-a first sub-folding arm; 322-a second sub-knuckle arm; 40-an elastic member.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present embodiment provides a circuit breaker 100, which includes a housing 10, a handle 20 slidably disposed in the housing 10, and an indicator 30 rotatably disposed in the housing 10, wherein the housing 10 is provided with an observation window 131, one end of the indicator 30 abuts against the handle 20, the other end of the indicator 30 is provided with a closing identifier and an opening identifier, and the handle 20 slides relative to the housing 10 to drive the indicator 30 to rotate relative to the housing 10, so that the closing identifier corresponds to the observation window 131 during closing, and the opening identifier corresponds to the observation window 131 during opening. The circuit breaker 100 can reduce the volume of the handle 20, thereby reducing the thickness of the circuit breaker 100.

As shown in fig. 1 to 4, the circuit breaker 100 includes a housing 10 and a handle 20, and the handle 20 is slidably disposed in the housing 10, so that the handle 20 can slide relative to the housing 10, thereby controlling the switching on or off of the circuit breaker 100. For example, in the present embodiment, the handle 20 slides toward the direction close to the housing 10, and the handle 20 may control the circuit breaker 100 to perform a closing operation, whereas, the handle 20 slides toward the direction away from the housing 10, and the handle 20 may control the circuit breaker 100 to perform an opening operation.

In order to display whether the circuit breaker 100 is in the closed state or the open state, so that a user can observe and know the current working state of the circuit breaker 100, as shown in fig. 1 to 6, the circuit breaker 100 further includes an indicator 30, and the indicator 30 can be driven by the handle 20 to move to display the working state of the circuit breaker 100. Specifically, the indicator 30 is rotatably disposed in the housing 10, the housing 10 is provided with an observation window 131, one end of the indicator 30 abuts against the handle 20, and the other end of the indicator 30 is provided with a closing mark and an opening mark.

As shown in fig. 1 and 3, when the handle 20 slides toward a direction close to the housing 10, the circuit breaker 100 may be controlled to perform a closing operation, and at the same time, the handle 20 may further drive the indicator 30 to rotate in a first direction relative to the housing 10, so that the closing indicator corresponds to the observation window 131, and thus a user may observe the closing indicator through the observation window 131 and know that the circuit breaker 100 is currently in a closing state; as shown in fig. 2 and 4, when the handle 20 slides in a direction away from the housing 10, the handle 20 can control the circuit breaker 100 to perform the opening operation, and at the same time, the handle 20 can drive the indicator 30 to rotate in the second direction relative to the housing 10, so that the opening mark corresponds to the observation window 131, and thus, a user can observe the opening mark through the observation window 131 to know that the circuit breaker 100 is currently in the opening state.

Compare in the overall arrangement mode that circuit breaker 100 among the prior art set up indicator 30 in handle 20, this circuit breaker 100 that this application provided sets up indicator 30 in casing 10, can reduce the volume of handle 20 for handle 20 can be more miniaturized, thereby reduces circuit breaker 100's thickness, and then improves the application scope of circuit breaker 100 in the use.

It should be noted that, during the sliding process of the handle 20 relative to the housing 10, the maximum stroke of the sliding motion in the direction approaching to the housing 10 and the maximum stroke of the sliding motion in the direction away from the housing 10 can be controlled by the position of the limiting boss arranged in the housing 10, and also can be controlled by the stroke of the operating mechanism connected to the handle 20, and those skilled in the art should be able to make reasonable selection and design according to the actual situation, and is not limited herein.

Furthermore, during the above-mentioned rotation of the indicator 30 relative to the housing 10, the indicator 30 rotates in a first direction relative to the housing 10, and the indicator 30 rotates in a second direction relative to the housing 10, where the first direction and the second direction should be opposite directions. Illustratively, in the present embodiment, the first direction is a clockwise direction and the second direction is a counterclockwise direction.

As described above, the circuit breaker 100 includes a housing 10, a handle 20 slidably disposed in the housing 10, and an indicator 30 rotatably disposed in the housing 10, wherein an observation window 131 is disposed on the housing 10, one end of the indicator 30 abuts against the handle 20, and the other end of the indicator 30 is provided with a closing mark and a opening mark, and the handle 20 slides relative to the housing 10 to drive the indicator 30 to rotate relative to the housing 10, so that the closing mark corresponds to the observation window 131 when closing, and the opening mark corresponds to the observation window 131 when opening. When the handle 20 slides towards a direction close to the housing 10, the circuit breaker 100 may be controlled to perform a closing operation, and meanwhile, the handle 20 may further drive the indicator 30 to rotate along a first direction relative to the housing 10, so that the closing identifier corresponds to the observation window 131, and thus a user may observe the closing identifier through the observation window 131 and know that the circuit breaker 100 is currently in a closing state; when the handle 20 slides in a direction away from the housing 10, the handle 20 can control the circuit breaker 100 to perform the opening operation, and at the same time, the handle 20 can drive the indicator 30 to rotate in a second direction relative to the housing 10, so that the opening mark corresponds to the observation window 131, and thus a user can observe the opening mark through the observation window 131 to know that the circuit breaker 100 is currently in the opening state. Compare in the overall arrangement mode that circuit breaker 100 among the prior art set up indicator 30 in handle 20, this circuit breaker 100 that this application provided sets up indicator 30 in casing 10, can reduce the volume of handle 20 for handle 20 can be more miniaturized, thereby reduces circuit breaker 100's thickness, and then improves the application scope of circuit breaker 100 in the use.

As shown in fig. 2 and 4, in the present embodiment, a containing cavity is provided in the housing 10, a partition 11 is provided in the containing cavity to divide the containing cavity into a first cavity 12 and a second cavity 13, the handle 20 is slidably disposed in the first cavity 12, the indicating member 30 is rotatably disposed in the second cavity 13, an opening is provided on the partition 11, one end of the indicating member 30 passes through the opening and extends into the first cavity 12 to abut against the handle 20, the other end of the indicating member 30 can abut against the inner wall of the second cavity 13, and the observation window 131 is disposed on the outer wall of the second cavity 13.

Illustratively, in this embodiment, the casing 10 is a cuboid structure, the partition board 11 extends along the length direction of the cuboid structure, and the plane where the partition board 11 is located is parallel to the bottom surface of the cuboid structure, so as to separate the accommodating cavity into the first cavity 12 and the second cavity 13, the first cavity 12 and the second cavity 13 are two independent spaces having an upper layer and a lower layer relation in the height direction of the cuboid structure, the handle 20 is slidably disposed in the first cavity 12, and the indicator 30 is rotatably disposed in the second cavity 13, so as to avoid mutual influence between the handle 20 and the indicator 30.

In order to enable the handle 20 and the indicating member 30 not to be in a space, but the indicating member 30 can still be driven by the handle 20, the partition plate 11 is further provided with an opening, so that one end of the indicating member 30 can penetrate through the opening to extend into the first chamber 12 to be abutted against the handle 20, the other end of the indicating member 30 can be abutted against the inner wall of the second chamber 13, so that a closing mark can be stably displayed through the observation window 131 during closing, and a switching mark can be stably displayed through the observation window 131 during switching, thereby avoiding safety accidents caused by wrong operation of a user due to unclear display of the closing mark and the switching mark.

As shown in fig. 1 to 4, in this embodiment, the indicator 30 includes a first folding arm 31 and a second folding arm 32 that are fixedly connected, the first folding arm 31 and the second folding arm 32 are disposed at an included angle, the first folding arm 31 abuts against the handle 20, the second folding arm 32 extends toward the observation window 131 and can abut against an inner wall of the second chamber 13, and the closing mark and the opening mark are respectively disposed on the second folding arm 32.

Illustratively, in this embodiment, a rotating shaft is disposed in the second chamber 13, and a mounting hole is disposed at a connection position of the first folding arm 31 and the second folding arm 32, and the rotating shaft passes through the mounting hole to rotatably connect the indicator 30 and the housing 10, so that the handle 20 drives the first folding arm 31 to rotate, and the second folding arm 32 is driven to rotate relative to the housing 10.

Regarding the angle between the first folding arm 31 and the second folding arm 32, those skilled in the art should be able to make reasonable choice and design according to the actual situation, and there is no specific limitation here. Illustratively, the included angle between the first folding arm 31 and the second folding arm 32 is 100 °, 110 °, 120 °, 130 °, or the like.

For example, the first folding arm 31 may have a rectangular cross-sectional shape, the second folding arm 32 may have a triangular cross-sectional shape, one side of the triangle faces the observation window 131, and an angle opposite to the side of the triangle faces the installation hole, so that the occupied areas of the closing mark and the opening mark are large, thereby allowing a user to easily observe the opening mark.

As shown in fig. 1 to 4, in the present embodiment, the second folding arm 32 includes a first folding sub-arm 321 and a second folding sub-arm 322 that are fixedly connected, the first folding sub-arm 321 and the second folding sub-arm 322 form a T-shaped structure, the first folding sub-arm 321 is fixedly connected to the first folding sub-arm 31, a wall surface of the second folding sub-arm 322 faces the observation window 131, and an end of the second folding sub-arm 322 can abut against an inner wall of the second chamber 13.

Compare in the sectional shape for triangle-shaped's second folding arm 32, the sectional shape that first sub-folding arm 321 and second sub-folding arm 322 formed is the second folding arm 32 of T shape, not only can make the area occupied of closing sign and separating brake sign great, thereby make the user observe easily, can also make indicator 30 can more miniaturize and frivolousize, thereby make indicator 30 shared space in circuit breaker 100 can reduce, and then be favorable to the miniaturization of circuit breaker 100.

As shown in fig. 1 to 4, in the present embodiment, the second sub-folding arm 322 has an arc-shaped structure, so as to improve the smoothness between the second sub-folding arm 322 and the inner wall surface of the second chamber 13 during the rotation of the indicator 30 relative to the housing 10, thereby facilitating the indicator 30 to display the closing and opening of the circuit breaker 100.

As shown in fig. 1 to 4, in the present embodiment, the circuit breaker 100 further includes an elastic member 40 rotatably disposed in the second chamber 13, one end of the elastic member 40 is connected to an inner wall of the second chamber 13, and the other end of the elastic member 40 is connected to the second folding arm 32, so as to assist the reset of the indicator 30 by the elastic member 40. The elastic member 40 may be a torsion spring.

Illustratively, as shown in fig. 1 and 2, the elastic member 40 is located on a side of the indicator 30 away from the handle 20, when the handle 20 slides towards a direction close to the housing 10, the handle 20 drives the indicator 30 to rotate in a first direction relative to the housing 10, the elastic member 40 is compressed, and when the handle 20 slides towards a direction away from the housing 10, the elastic potential energy released by the elastic member 40 can push the indicator 30 to rotate in a second direction relative to the housing 10, so that the restoration of the indicator 30 is assisted by the elastic member 40.

Alternatively, as shown in fig. 3 and 4, the elastic member 40 is located on a side of the indication member 30 close to the handle 20, when the handle 20 slides in a direction away from the housing 10, the handle 20 drives the indication member 30 to rotate in the second direction relative to the housing 10, the elastic member 40 is compressed, and when the handle 20 slides in a direction close to the housing 10, the elastic potential energy released by the elastic member 40 can push the indication member 30 to rotate in the first direction relative to the housing 10, so that the restoration of the indication member 30 is assisted by the elastic member 40.

It should be noted that when the elastic member 40 is located at a side of the indicating member 30 close to the handle 20, a limiting block 21 is further disposed in the housing 10 to limit the rotation of the first folding arm 31 when the handle 20 slides in a direction away from the housing 10.

In this embodiment, the second folding arm 32 includes a first region and a second region that are adjacently disposed, the closing mark is coated in the first region, and the opening mark is coated in the second region. The closing mark and the opening mark should correspond to each other.

Optionally, the closing indication is a color, a pattern or a character. For example, the closing identifier and the opening identifier are both colors, the closing identifier is green, and the opening identifier is red, or the closing identifier and the opening identifier are both characters, the closing identifier is ON, and the opening identifier is OFF.

As shown in fig. 5 and 6, in the present embodiment, the cross-sectional shape of the observation window 131 is a square or a circle. In addition, a transparent glass may be further disposed on the observation window 131 to prevent dust, foreign substances, etc. from entering the inside of the circuit breaker 100 through the observation window 131.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a circuit breaker, its characterized in that, including casing, slip set up in handle and rotation in the casing set up in indicator in the casing, be provided with the observation window on the casing, the one end of indicator with the handle supports and holds, be provided with combined floodgate sign and separating brake sign on the other end of indicator, the handle is relative the casing slides and can drive the indicator is relative the casing rotates, so that when closing a floodgate the combined floodgate sign with the observation window corresponds, and when separating a floodgate the separating brake sign with the observation window corresponds.

2. The circuit breaker according to claim 1, wherein a receiving cavity is formed in the housing, a partition is disposed in the receiving cavity to divide the receiving cavity into a first cavity and a second cavity, the handle is slidably disposed in the first cavity, the indicating member is rotatably disposed in the second cavity, an opening is disposed on the partition, one end of the indicating member passes through the opening and extends into the first cavity to be abutted against the handle, the other end of the indicating member can be abutted against an inner wall of the second cavity, and the observation window is disposed on an outer wall of the second cavity.

3. The circuit breaker according to claim 2, wherein the indicating member includes a first folding arm and a second folding arm that are fixedly connected, the first folding arm and the second folding arm are disposed at an included angle, the first folding arm abuts against the handle, the second folding arm extends toward the observation window and can abut against an inner wall of the second chamber, and the closing mark and the opening mark are respectively disposed on the second folding arm.

4. The circuit breaker of claim 3, wherein the second folding arm comprises a first folding sub-arm and a second folding sub-arm which are fixedly connected, the first folding sub-arm and the second folding sub-arm form a T-shaped structure, the first folding sub-arm is fixedly connected with the first folding sub-arm, a wall surface of the second folding sub-arm faces the observation window, and an end portion of the second folding sub-arm can abut against an inner wall of the second chamber.

5. The circuit breaker of claim 4, wherein the second sub-arm is of an arcuate configuration.

6. The circuit breaker of claim 3, further comprising an elastic member rotatably disposed in the second chamber, wherein one end of the elastic member is connected to an inner wall of the second chamber, and the other end of the elastic member is connected to the second folding arm.

7. The circuit breaker of claim 6, wherein the resilient member is located on a side of the indicator away from the handle or on a side of the indicator proximate to the handle.

8. The circuit breaker of claim 3, wherein the second folding arm comprises a first area and a second area which are adjacently arranged, the closing mark is coated in the first area, and the opening mark is coated in the second area.

9. The circuit breaker according to claim 1, wherein the closing mark and the opening mark correspond to each other, and the closing mark is a color, a pattern or a character.

10. The circuit breaker of claim 1, wherein the cross-sectional shape of the viewing window is square or circular.

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