CN210722806U - Protection box for cable connection circuit breaker - Google Patents
Protection box for cable connection circuit breaker Download PDFInfo
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- CN210722806U CN210722806U CN201922116834.XU CN201922116834U CN210722806U CN 210722806 U CN210722806 U CN 210722806U CN 201922116834 U CN201922116834 U CN 201922116834U CN 210722806 U CN210722806 U CN 210722806U
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- circuit breaker
- movable plate
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Abstract
The utility model discloses a protective box for a cable connection circuit breaker, which comprises a shell, wherein the shell is internally provided with an installation component, the middle part of the side surface of an installation strip is provided with a guide groove, two ends of a spring positioned in the same plane are respectively and fixedly provided with a top line rod, the middle part of a slide rail is provided with a slide block in a sliding way, the top end and the bottom end in the shell are both provided with a wire clamping component, one side of a positioning plate is provided with a movable plate, adjacent connecting blocks are connected through a screw rod, and a rubber sheet is adhered inside a wire fixing groove of the movable plate. The electric wire is fixed by extruding the rubber sheet, so that the electric wire is convenient to fix.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is a protection box for circuit breaker is connected to cable.
Background
A circuit breaker, also called a circuit breaker, refers to a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a specified time, is very common in a power distribution system, and is usually installed in a protection box for convenience of installation and protection;
when circuit breaker's protection box was installed, for the convenience wiring and operation, the internal circuit is longer, and the circuit is many and comparatively in a jumble and disorderly, is difficult to clear up, is not convenient for overhaul.
SUMMERY OF THE UTILITY MODEL
The utility model provides a protection box for circuit breaker is connected to cable, the protection box that can effectively solve the circuit breaker that proposes in the above-mentioned background art when installing, for the convenience wiring and operation, the internal line is longer, and the circuit is many and comparatively in a jumble and disorderly, is difficult to clear up, is not convenient for carry out the problem of overhauing.
In order to achieve the above object, the utility model provides a following technical scheme: a protection box for a cable to connect a circuit breaker comprises a shell, wherein wire outlet holes are uniformly formed in the top end and the bottom end of the shell, and an installation assembly is installed in the shell and comprises an installation strip, a guide groove, a spring, a top wire rod, a wire clamping groove, a slide rail, a slide block and a circuit breaker installation frame;
the four mounting bars are respectively mounted at the top end and the bottom end of the inner walls of the two sides of the shell, the middle part of the side surface of each mounting bar is provided with a guide groove, the bottom end inside each guide groove is welded with a spring, two ends of each spring located in the same plane are respectively and fixedly mounted with a top line rod, and the middle part of each top line rod is uniformly provided with a wire clamping groove;
the shell both sides inner wall middle part all has the slide rail through the screw mounting, slide rail middle part slidable mounting has the slider, two the welding has the circuit breaker mounting bracket between the slider.
Preferably, the cover plate is installed on the front face of the shell and connected with the shell through screws, the rubber ring is bonded to the position, close to the shell, of the back face of the cover plate, the middle of the rubber ring is evenly provided with an installation groove, and arc-shaped spring pieces are inlaid in the installation groove.
Preferably, the width of the two ends of the top line rod is equal to the width of the guide groove, and the two ends of the top line rod are movably arranged in the guide groove.
Preferably, the middle part of the side surface of the sliding block is embedded with a ball, and the sliding rail is provided with a ball groove corresponding to the ball.
Preferably, wire clamping assemblies are mounted at the top end and the bottom end of the interior of the shell and comprise a positioning plate, a movable plate, a connecting block, a screw rod, a wire fixing groove and a rubber sheet;
the two locating plates are fixedly installed at the top end and the bottom end inside the shell respectively, a movable plate is placed on one side of the locating plate, connecting blocks are welded to the end portions of the movable plate and the locating plate and are adjacent to each other, wire fixing grooves are formed in the movable plate and the locating plate close to wire outlet holes, and rubber sheets are bonded inside the wire fixing grooves of the movable plate.
Preferably, the diameter of the wire outlet hole, the diameter of the wire fixing groove and the diameter of the rubber sheet are equal.
Preferably, the screw threads at the two ends of the screw are opposite in rotating direction, and the movable plate is provided with threaded holes at positions corresponding to the screw.
Compared with the prior art, the beneficial effects of the utility model are that:
1. be provided with the installation component, the circuit breaker installation back, with the ply-yarn drill in the card wire casing, the electric wire promotes tightening when the terminal rod removes, and the card wire casing is separately the electric wire, makes the circuit see clearly easily, and when overhauing, stimulates the slider, pulls out short-circuit switch, enlarges operating space, and it is more convenient to overhaul.
2. Separate through the rubber circle between shell and the apron, and when the apron received the impact, the arc spring leaf deformation buffered, reduced the damage that the apron received, protection apron and shell protect inside circuit breaker better.
3. Be provided with card line subassembly, when the electric wire passed the wire hole, rotate the screw rod, because of screw rod both ends screw thread is opposite, when rotating the screw rod, can stimulate the fly leaf and be close to the locating plate, the solidus groove of fly leaf and the solidus groove of locating plate are close to each other this moment, through the fixed electric wire of sheet rubber extrusion, seals the wire hole simultaneously, is convenient for fix the electric wire.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the mounting assembly of the present invention;
fig. 3 is a schematic view of the installation structure of the terminal rod of the present invention;
FIG. 4 is a schematic view of the installation structure of the arc spring plate of the present invention;
fig. 5 is a schematic structural view of the wire clamping assembly of the present invention;
reference numbers in the figures: 1. a housing; 2. a wire outlet hole;
3. mounting the component; 301. mounting a bar; 302. a guide groove; 303. a spring; 304. a thread-ejecting rod; 305. a wire clamping groove; 306. a slide rail; 307. a slider; 308. a circuit breaker mounting bracket;
4. a cover plate; 5. a rubber ring; 6. mounting grooves; 7. an arc-shaped spring piece;
8. a wire clamping assembly; 801. positioning a plate; 802. a movable plate; 803. connecting blocks; 804. a screw; 805. fixing a wire slot; 806. a rubber sheet.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-5, the utility model provides a technical scheme, a protection box for cable connection circuit breaker, including shell 1, wire hole 2 has evenly been seted up to shell 1 top and bottom, shell 1 openly installs apron 4, apron 4 links to each other with shell 1 through the screw, the rubber circle 5 that bonds near shell 1 at the apron 4 back, mounting groove 6 has evenly been seted up in the middle part of rubber circle 5, arc spring leaf 7 is inlayed to mounting groove 6 inside, set up buffer unit between shell 1 and apron 4, reduce the damage that receives when the apron 4 receives the striking, shell 1 internally mounted has installation component 3, installation component 3 includes mounting bar 301, guiding groove 302, spring 303, terminal rod 304, card wire casing 305, slide rail 306, slider 307 and circuit breaker mounting bracket 308;
the four mounting bars 301 are respectively mounted at the top end and the bottom end of the inner wall of the two sides of the shell 1, the middle part of the side surface of each mounting bar 301 is provided with a guide groove 302, the bottom end inside each guide groove 302 is welded with a spring 303, two ends of each spring 303 positioned in the same plane are respectively and fixedly mounted with a top line rod 304, the width of two ends of each top line rod 304 is equal to that of each guide groove 302, two ends of each top line rod 304 are movably mounted inside each guide groove 302, so that the top line rods 304 can be conveniently mounted, and the middle parts;
The wire clamping assembly 8 is mounted at the top end and the bottom end in the shell 1, and the wire clamping assembly 8 comprises a positioning plate 801, a movable plate 802, a connecting block 803, a screw 804, a wire fixing groove 805 and a rubber sheet 806;
two locating plates 801 fixed mounting respectively in the inside top and bottom of shell 1, movable plate 802 has been placed to locating plate 801 one side, connecting block 803 has all been welded to movable plate 802 and locating plate 801 tip, adjacent connecting block 803 passes through screw rod 804 and links to each other, screw rod 804 both ends screw thread is opposite soon, movable plate 802 corresponds screw rod 804 department and all has seted up the screw hole, can promote movable plate 802 and be close to locating plate 801 when rotating screw rod 804, movable plate 802 and locating plate 801 are close to wire outlet 2 department and have seted up solid line groove 805, be located the inside rubber piece 806 that bonds of solid line groove 805 of movable plate 802, wire outlet 2 diameter, the diameter of solid line groove 805 all equals with rubber piece 806 diameter, be convenient for rubber piece 806 centre.
The utility model discloses a theory of operation and use flow: the sliding block 307 and the circuit breaker mounting frame 308 are pulled along the sliding rail 306, the circuit breaker is mounted on the circuit breaker mounting frame 308, the circuit breaker is located on the outer side of the shell 1 at the moment, the operation space is large and easy to operate, then the sliding block 307 is pushed, the circuit breaker is placed in the shell 1, the electric wire is located in the wire clamping groove 305 at the moment, the electric wire pushes the wire ejecting rod 304 to move while the circuit breaker moves, the spring 303 contracts inwards, the electric wire is tightened, the wire is separated by the wire clamping groove 305, the circuit is easy to see, and when the circuit breaker is overhauled, the sliding block 307 is pulled to pull out the circuit breaker, the operation space is expanded, and the overhauling is;
after the electric wire passes through the wire outlet hole 2, the screw rod 804 is rotated, and because the threads of the two ends of the screw rod 804 are opposite, when the screw rod 804 is rotated, the movable plate 802 is pulled to be close to the positioning plate 801, and at the moment, the wire fixing groove 805 of the movable plate 802 and the wire fixing groove 805 of the positioning plate 801 are close to each other, the electric wire is extruded and fixed through the rubber sheet 806, and meanwhile, the wire outlet hole 2 is sealed, so that the electric wire;
finally, install apron 4 in shell 1 openly, separate through rubber circle 5 between shell 1 and the apron 4, and when apron 4 received the impact, arc spring leaf 7 deformation buffered, reduced the damage that apron 4 received, protected apron 4 and shell 1, protected inside circuit breaker better.
Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (7)
1. A protective case for a cable-connected circuit breaker, comprising a casing (1), characterized in that: wire outlet holes (2) are uniformly formed in the top end and the bottom end of the shell (1), an installation component (3) is installed in the shell (1), and the installation component (3) comprises an installation strip (301), a guide groove (302), a spring (303), a top wire rod (304), a wire clamping groove (305), a slide rail (306), a slide block (307) and a circuit breaker installation frame (308);
the four mounting bars (301) are respectively mounted at the top end and the bottom end of the inner walls of the two sides of the shell (1), a guide groove (302) is formed in the middle of the side face of each mounting bar (301), a spring (303) is welded at the bottom end inside each guide groove (302), two ends of each spring (303) located in the same plane are respectively fixedly mounted with a top line rod (304), and wire clamping grooves (305) are uniformly formed in the middle of each top line rod (304);
slide rail (306) are all installed through the screw in the middle part of shell (1) both sides inner wall, slide rail (306) middle part slidable mounting has slider (307), two the welding has circuit breaker mounting bracket (308) between slider (307).
2. A protective case for a cable-connecting disconnect switch in accordance with claim 1, wherein: shell (1) openly installs apron (4), apron (4) link to each other with shell (1) through the screw, it has rubber circle (5) to be close to shell (1) department bonding at the apron (4) back, rubber circle (5) middle part has evenly seted up mounting groove (6), inside the inlaying of mounting groove (6) has arc spring leaf (7).
3. A protective case for a cable-connecting disconnect switch in accordance with claim 1, wherein: the width of both ends of the top line rod (304) is equal to that of the guide groove (302), and both ends of the top line rod (304) are movably arranged in the guide groove (302).
4. A protective case for a cable-connecting disconnect switch in accordance with claim 1, wherein: the middle part of the side surface of the sliding block (307) is embedded with a ball, and a ball groove is formed in the position, corresponding to the ball, of the sliding rail (306).
5. A protective case for a cable-connecting disconnect switch in accordance with claim 1, wherein: wire clamping assemblies (8) are mounted at the top end and the bottom end of the interior of the shell (1), and each wire clamping assembly (8) comprises a positioning plate (801), a movable plate (802), a connecting block (803), a screw rod (804), a wire fixing groove (805) and a rubber sheet (806);
two locating plate (801) fixed mounting respectively in the inside top and bottom of shell (1), movable plate (802) have been placed to locating plate (801) one side, connecting block (803) have all been welded to movable plate (802) and locating plate (801) tip, and are adjacent connecting block (803) link to each other through screw rod (804), fixed line groove (805) have been seted up to movable plate (802) and locating plate (801) near wire outlet (2), are located fixed line groove (805) inside bonding of movable plate (802) has rubber piece (806).
6. A protective case for a cable-connecting circuit breaker according to claim 5, characterized in that: the diameter of the wire outlet hole (2), the diameter of the wire fixing groove (805) and the diameter of the rubber sheet (806) are equal.
7. A protective case for a cable-connecting circuit breaker according to claim 5, characterized in that: the screw thread direction of rotation of screw rod (804) both ends is opposite, fly leaf (802) correspond screw rod (804) department and all seted up the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116834.XU CN210722806U (en) | 2019-12-02 | 2019-12-02 | Protection box for cable connection circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116834.XU CN210722806U (en) | 2019-12-02 | 2019-12-02 | Protection box for cable connection circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210722806U true CN210722806U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922116834.XU Active CN210722806U (en) | 2019-12-02 | 2019-12-02 | Protection box for cable connection circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210722806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113970674A (en) * | 2021-09-24 | 2022-01-25 | 深圳市尊绅投资有限公司 | Improved device for PGM and FI merging test |
-
2019
- 2019-12-02 CN CN201922116834.XU patent/CN210722806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113970674A (en) * | 2021-09-24 | 2022-01-25 | 深圳市尊绅投资有限公司 | Improved device for PGM and FI merging test |
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