CN219738874U - Building electric circuit breaker - Google Patents
Building electric circuit breaker Download PDFInfo
- Publication number
- CN219738874U CN219738874U CN202321240862.2U CN202321240862U CN219738874U CN 219738874 U CN219738874 U CN 219738874U CN 202321240862 U CN202321240862 U CN 202321240862U CN 219738874 U CN219738874 U CN 219738874U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- shell
- guide rail
- square frame
- electrical circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 210000003811 finger Anatomy 0.000 description 7
- 239000012634 fragment Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010054949 Metaplasia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004932 little finger Anatomy 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses a building electric circuit breaker, comprising: the switch is arranged in the middle of the front face of the shell, and wiring terminals are arranged on the front face of the shell and located at the upper position and the lower position of the switch; the electric installation guide rail is characterized in that a limiting groove is formed in the lower position of the back of the shell, a limiting block is detachably arranged in the upper position of the back of the shell, and a clamping groove which is wedged with the electric installation guide rail is formed between the limiting groove and the limiting block. This building electric circuit breaker, the joint groove that wedges mutually with electric installation guide rail is by the mounting stopper additional in the rear, then can all can install the circuit breaker from positive optional position department of electric installation guide rail, need not traditional side from the guide rail and installs or dismantle the circuit breaker, makes things convenient for follow-up to dismantle maintenance change to the circuit breaker of optional position on the guide rail, its structure is more optimized, design is more reasonable.
Description
Technical Field
The utility model relates to the field of circuit breaker operation, in particular to a building electric circuit breaker.
Background
Appliances, meters, devices, equipment, systems, etc. that are commonly used in power supplies have a power input that can be connected to a power supply and a load that can be connected to one or more loads. There is at least one path of the sensing circuit between the input terminal and the load terminal. If the power input end is misplaced on the load end, or the load end is misplaced on the power input end, or the ground is in fault, the electrical equipment device is destroyed, even fire disaster occurs, and personal safety is endangered. It is therefore important that the circuit be able to be opened instantaneously when the ground line fails, or miswires, so that there is protection by the circuit breaker.
When the existing circuit breaker is installed, the installation groove is generally formed in the back of the circuit breaker, the circuit breaker is installed on the electric installation guide rail through sliding clamping between the installation groove and the electric installation guide rail, when the circuit breaker is installed on the electric installation guide rail, only one end is installed next to the other end, the circuit breaker cannot be installed at any position of the electric installation guide rail at will, namely, when the circuit breaker is installed in a follow-up mode, the circuit breaker at the moment can only be located at the leftmost side or the rightmost side, and when the circuit breaker is replaced in a follow-up mode, the damaged circuit breaker is detached from the electric installation guide rail, if the damaged circuit breaker is located in the middle of the electric installation guide rail, the circuit breaker at one side of the damaged circuit breaker is required to be detached completely, replacement of the damaged circuit breaker can be achieved, and the circuit breaker is quite inconvenient, and the structure is not optimized and the design is unreasonable.
Disclosure of Invention
The present utility model is directed to a construction electrical circuit breaker to solve the above-mentioned problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a building electrical circuit breaker comprising:
the switch is arranged in the middle of the front face of the shell, and wiring terminals are arranged on the front face of the shell and located at the upper position and the lower position of the switch;
the electric installation guide rail is characterized in that a limiting groove is formed in the lower position of the back of the shell, a limiting block is detachably arranged in the upper position of the back of the shell, and a clamping groove which is wedged with the electric installation guide rail is formed between the limiting groove and the limiting block.
As a further scheme of the utility model: the sliding cavity is formed in the position, close to the rear, of the top of the shell, a U-shaped elastic piece is mounted in the sliding cavity, and clamping blocks clamped with the groove parts of the sliding cavity are uniformly and integrally formed and connected to the front ends of the two sides of the U-shaped elastic piece.
As still further aspects of the utility model: the inner wall surface of the U-shaped elastic sheet is provided with a convex plate, and the top of the convex plate is penetrated and provided with a finger hole for a finger to pass through.
As still further aspects of the utility model: the top and the bottom of casing all have seted up the inlet wire hole that is linked together with wiring terminal wiring chamber, cable locking group price is all installed to the top and the bottom of casing.
As still further aspects of the utility model: the cable locking group price includes square frame, square frame is installed the butterfly bolt through its front welded thread bush screw thread, the tail end of butterfly bolt is connected with the clamp plate through the bearing rotation, and the inside at square frame is spacing to slide to the clamp plate.
As still further aspects of the utility model: slide rails are arranged on two sides of the inner wall of the square frame, and sliding blocks sliding on the slide rails are arranged on two sides of the threaded sleeve.
As still further aspects of the utility model: the back of the square frame inner wall is adhered with a rubber layer, and the upper, middle and lower positions of the back of the pressing plate are provided with protruding blocks.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model discloses, wedge the joint groove that closes mutually with electric installation guide rail and install the stopper by the metaplasia and form, then can all install the circuit breaker from positive optional position department of electric installation guide rail, need not traditional side from the guide rail and install or dismantle the circuit breaker, make things convenient for follow-up to dismantle maintenance change to the circuit breaker of optional position on the guide rail, its structure is more optimized, the design is more reasonable.
2. The utility model discloses, demolish the time to U type shell fragment, pass the inside back of finger hole with little thumb and bend with protruding board joint, at this moment, the lift-up can drive U type shell fragment and upwards remove, help conveniently take out from the inside in smooth chamber to U type shell fragment and fixture block, also conveniently dismantle the stopper promptly.
3. The utility model discloses, through butterfly bolt drive clamp plate backward movement, hold the cable pressure and fix between rubber layer and lug, fix the cable, prevent that the cable from directly atress in the connecting portion department of cable sinle silk and wiring end when receiving the dynamics of dragging, prevent that the cable from taking place to break away from with the circuit breaker.
4. The utility model discloses, the lug can improve the direct frictional force with the cable with the setting of rubber layer, and then improves the fastness that the cable was inside by the centre gripping at square frame.
Drawings
Fig. 1 is a schematic diagram of a construction electrical circuit breaker;
fig. 2 is a left side view of a housing in a construction electrical circuit breaker;
fig. 3 is a top view of a housing in a construction electrical circuit breaker;
fig. 4 is a side cross-sectional view of a square frame in a building electrical circuit breaker.
In the figure: the cable locking device comprises a shell 1, a switch 2, a wiring terminal 3, a cable locking group price 4, a limit groove 5, a limit block 6, a U-shaped elastic sheet 7, a clamping block 8, a wire inlet hole 9, a sliding cavity 10, a convex plate 11, a finger hole 12, a square frame 13, a rubber layer 14, a sliding rail 15, a convex block 16, a butterfly bolt 17, a threaded sleeve 18, a pressing plate 19 and a sliding block 20.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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.
Referring to fig. 1 to 4, the present utility model proposes a technical solution, a building electrical circuit breaker, comprising:
the switch 2 is arranged in the middle of the front surface of the shell 1, and the terminals 3 are arranged on the front surface of the shell 1 and located at the upper and lower positions of the switch 2;
the lower position department at the back of casing 1 is provided with spacing groove 5, and the stopper 6 is installed to the position department detachable of leaning on at the back of casing 1, and be formed with the joint groove that wedges mutually with electric installation guide rail between spacing groove 5 and the stopper 6, the joint groove that wedges mutually with electric installation guide rail is by the last stopper 6 that installs additional, then can all can install the circuit breaker from positive optional position department of electric installation guide rail, need not traditional side from the guide rail and install or dismantle the circuit breaker, the convenience is followed and is dismantled the maintenance change to the circuit breaker of optional position on the guide rail, its structure is more optimized, the design is more reasonable.
The sliding cavity 10 is formed in the position, close to the back, of the top of the shell 1, the U-shaped elastic piece 7 is installed in the sliding cavity 10, the limiting block 6 is installed at the bottom of the U-shaped elastic piece 7, and clamping blocks 8 clamped with the groove parts of the sliding cavity 10 are uniformly formed and connected at the front ends of the two sides of the U-shaped elastic piece 7.
The protruding plate 11 is installed to the internal face of U type shell fragment 7, and the top of protruding plate 11 runs through and has offered the finger hole 12 that supplies the finger to pass, when demolishing U type shell fragment 7, passes behind the inside of finger hole 12 with little finger and bend with protruding plate 11 joint, at this moment, the lift-up can drive U type shell fragment 7 and upwards remove, help conveniently take out from the inside of smooth chamber 10 to U type shell fragment 7 and fixture block 8, also conveniently dismantle stopper 6 promptly.
The top and the bottom of casing 1 all have seted up the entrance hole 9 that is linked together with wiring 3 wiring chamber, and cable locking group price 4 is all installed to the top and the bottom of casing 1, and the inside of cable locking group price 4 is linked together through entrance hole 9 with the inside in wiring 3 wiring chamber.
The cable locking group price 4 includes square frame 13, and square frame 13's top and bottom all are uncovered form, square frame 13 is through its front welded thread bush 18 screw thread installation has butterfly bolt 17, and the through-hole that supplies butterfly bolt 17 to pass is offered in square frame 13's front, the tail end of butterfly bolt 17 is connected with clamp plate 19 through the bearing rotation, and clamp plate 19 spacing slip is in square frame 13's inside, press the cable between rubber layer 14 and lug 16 fixed, fix the cable, prevent that the cable from directly atress from taking place to break away from in cable core and wiring end 3's connecting portion department when receiving the dynamics of dragging, prevent that the cable from taking place with the circuit breaker.
Slide rails 15 are mounted on two sides of the inner wall of the square frame 13, and sliding blocks 20 sliding on the slide rails 15 are mounted on two sides of the threaded sleeve 18.
The back of square frame 13 inner wall bonds and has rubber layer 14, and lug 16 is all installed to upper, well, lower position department at clamp plate 19 back, and lug 16 and rubber layer 14's setting can improve the direct frictional force with the cable, and then improves the fastness that the cable was held in square frame 13 inside.
The working principle of the utility model is as follows:
when the electric installation guide rail is used, when the circuit breaker is installed, the front surface of the electric installation guide rail is firstly aligned with the position where the circuit breaker is to be installed, and the limit groove 5 is firstly led into the convex edge at the bottom of the electric installation guide rail;
then, the U-shaped elastic sheet 7 and the clamping block 8 are plugged into the sliding cavity 10 and are pressed downwards, so that the limiting block 6 is clamped with the convex edge at the top of the electric installation guide rail, a clamping groove which is wedged with the electric installation guide rail is formed between the limiting groove 5 and the limiting block 6 and is clamped with the electric installation guide rail, the installation of the circuit breaker is completed, and under the elastic action of the U-shaped elastic sheet 7, the U-shaped elastic sheet 7 is fixed in the sliding cavity 10 by friction between the clamping block 8 and the inner wall surface of the sliding cavity 10;
the upward lifting U-shaped elastic sheet 7 drives the limiting block 6 to move upwards and detach, namely, the limiting block can be contacted with the clamping connection of the electric installation guide rail, so that the circuit breaker can be detached, namely, the clamping connection groove wedged with the electric installation guide rail is formed by additionally installing the limiting block 6 from the rear, and the circuit breaker can be installed from any position on the front of the electric installation guide rail;
after the cable passes through the inside of square frame 13, get into the wiring intracavity portion of wiring end 3 through inlet hole 9, then, fix the sinle silk of cable in the inside of wiring chamber after, drive butterfly bolt 17 rotates, under the screw drive effect of butterfly bolt 17 and thread bush 18, it is fixed to hold the cable pressure between rubber layer 14 and lug 16 through butterfly bolt 17 back removal of drive clamp plate 19, fix the cable, prevent that the cable from directly atress in the junction of cable sinle silk and wiring end 3 when receiving the dynamics of dragging, prevent that the cable from taking place to break away from with the circuit breaker.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A building electrical circuit breaker, characterized by: comprising the following steps:
the device comprises a shell (1), wherein a switch (2) is arranged in the middle of the front surface of the shell (1), and wiring terminals (3) are arranged on the front surface of the shell (1) and located at the upper position and the lower position of the switch (2);
the electric installation guide rail is characterized in that a limit groove (5) is formed in the lower position of the back of the shell (1), a limit block (6) is detachably arranged in the upper position of the back of the shell (1), and a clamping groove which is wedged with the electric installation guide rail is formed between the limit groove (5) and the limit block (6).
2. A building electrical circuit breaker according to claim 1, wherein: the sliding cavity (10) is formed in the position, close to the back, of the top of the shell (1), a U-shaped elastic piece (7) is mounted in the sliding cavity (10), and clamping blocks (8) clamped with the groove parts of the sliding cavity (10) are uniformly formed and connected to the front ends of the two sides of the U-shaped elastic piece (7).
3. A building electrical circuit breaker according to claim 2, wherein: a convex plate (11) is arranged on the inner wall surface of the U-shaped elastic sheet (7), and a finger hole (12) for a finger to pass through is formed in the top of the convex plate (11) in a penetrating mode.
4. A building electrical circuit breaker according to claim 1, wherein: the top and the bottom of casing (1) all have seted up inlet wire hole (9) that are linked together with wiring (3) wiring chamber, cable locking group price (4) are all installed to the top and the bottom of casing (1).
5. A building electrical circuit breaker according to claim 4 wherein: the cable locking assembly price (4) comprises a square frame (13), a butterfly bolt (17) is mounted on the square frame (13) through a thread sleeve (18) welded on the front face of the square frame, a pressing plate (19) is connected to the tail end of the butterfly bolt (17) through a bearing in a rotating mode, and the pressing plate (19) is limited to slide in the square frame (13).
6. A building electrical circuit breaker according to claim 5 wherein: slide rails (15) are arranged on two sides of the inner wall of the square frame (13), and sliding blocks (20) sliding on the slide rails (15) are arranged on two sides of the threaded sleeve (18).
7. A building electrical circuit breaker according to claim 5 wherein: the back of the inner wall of the square frame (13) is adhered with a rubber layer (14), and the upper, middle and lower positions of the back of the pressing plate (19) are provided with protruding blocks (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240862.2U CN219738874U (en) | 2023-05-22 | 2023-05-22 | Building electric circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240862.2U CN219738874U (en) | 2023-05-22 | 2023-05-22 | Building electric circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219738874U true CN219738874U (en) | 2023-09-22 |
Family
ID=88032197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321240862.2U Active CN219738874U (en) | 2023-05-22 | 2023-05-22 | Building electric circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219738874U (en) |
-
2023
- 2023-05-22 CN CN202321240862.2U patent/CN219738874U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |