CN112509882A - Circuit breaker for preventing power line from falling off - Google Patents
Circuit breaker for preventing power line from falling off Download PDFInfo
- Publication number
- CN112509882A CN112509882A CN202011320242.0A CN202011320242A CN112509882A CN 112509882 A CN112509882 A CN 112509882A CN 202011320242 A CN202011320242 A CN 202011320242A CN 112509882 A CN112509882 A CN 112509882A
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- CN
- China
- Prior art keywords
- sliding
- side wall
- circuit breaker
- electromagnetic block
- power line
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/68—Power reset mechanisms actuated by electromagnet
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention relates to a circuit breaker for preventing a power line from falling off, which comprises a circuit breaker body, wherein a power jack is arranged on the circuit breaker body, a mounting plate is fixedly connected to the bottom of the circuit breaker body, a power line body is inserted into the power jack, a coil is sleeved on the side wall of the power line body, an operation box is fixed on the side wall of the top of the mounting plate, a sliding cavity is arranged on the operation box, an electromagnetic block is connected to the sliding cavity in a sliding manner, the electromagnetic block and the coil are positioned on the same horizontal plane, an inclined surface is arranged on the side wall of the electromagnetic block positioned in the sliding cavity, a sliding groove is arranged on the side wall of the electromagnetic block, the inclined surface is communicated with the sliding groove, the circuit breaker is simple and convenient to operate, can automatically identify whether the power line on the circuit breaker falls off and automatically reinsert, is convenient and practical.
Description
Technical Field
The invention relates to the technical field of machining equipment, in particular to a circuit breaker capable of preventing a power line from falling off.
Background
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3KV are generally called high-voltage electrical appliances.
The in-process that the circuit breaker was using is put through the circuit breaker inner line through the power cord, closes the outside protective housing of circuit breaker again, along with the use of circuit breaker, often can miss the protective housing and cause the inside power cord of circuit breaker to drop, lacks power cord anti-drop mechanism on the current circuit breaker, need open the protective housing when the power cord drops and put through the power cord again, and the process is comparatively loaded down with trivial details, causes the inconvenience of operation.
Disclosure of Invention
The invention aims to provide a circuit breaker for preventing a power line from falling off aiming at the defects in the background technology, and aims to solve the technical problems that the replacement cost of a clamp of a forging table of a forging machine is high and the buffer and vibration reduction cannot be realized in the prior art.
According to the embodiment of the invention, the following technical scheme is adopted:
a circuit breaker for preventing a power line from falling off comprises a circuit breaker body, wherein a power jack is formed in the circuit breaker body, a mounting plate is fixedly connected to the bottom of the circuit breaker body, the power jack is provided with a power line body in an inserted mode, a coil is sleeved on the side wall of the power line body, an operation box is fixed on the side wall of the top of the mounting plate, a sliding cavity is formed in the operation box, an electromagnetic block is connected to the sliding cavity in a sliding mode, the electromagnetic block and the coil are located on the same horizontal plane, an inclined surface is formed in the side wall, located inside the sliding cavity, of the electromagnetic block, a sliding groove is formed in the side wall of the electromagnetic block, the inclined surface is communicated with the sliding groove, a reset device for resetting the electromagnetic block in a moving mode is arranged on the side wall, located inside the sliding cavity, of the electromagnetic block, a square plate is connected to, the one end of first transfer line is located the inside in slip chamber, the other end of first transfer line is fixed mutually with the lateral wall of square board, sliding connection has the second transfer line on the control box, the one end of second transfer line is located the inside in slip chamber and offsets with the inclined plane and sets up, the other end fixedly connected with driving plate of second transfer line, run through on the driving plate and set up two transmission grooves that are eight characters setting, there are two slide bars through slider sliding connection on the lateral wall of square board, and two slide bars are located two transmission grooves, two the other end fixedly connected with stripper plate of slide bar, and two stripper plates are located the upper and lower both sides of power cord body.
Preferably, resetting means is including fixing the dead lever on the intracavity wall that slides, sliding connection has the catch bar on the dead lever, the other end of catch bar is fixed mutually with the lateral wall of electromagnetism piece, the cover is equipped with first spring on the lateral wall of dead lever, the one end of first spring is fixed mutually with the lateral wall in slip chamber, the other end of first spring is fixed mutually with the lateral wall of electromagnetism piece.
Preferably, slider is including seting up the spout on square board, sliding connection has two sliding blocks that mutual symmetry set up on the spout, two the top of sliding block is fixed mutually with the one end of two slide bars.
Preferably, the lateral wall of first transfer line is overlapped and is equipped with the second spring, the one end of second spring is fixed mutually with the lateral wall of square board, the other end of second spring is fixed mutually with the lateral wall of control box, the cover is equipped with the third spring on the lateral wall of second transfer line.
Preferably, anti-slip strips are fixed on the opposite side walls of the two squeezing plates.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a breaker for preventing a power line from falling off, which comprises extrusion plates, a transmission plate, a coil, an electromagnetic block and other components, wherein when the power line body is normally electrified, the coil generates a magnetic field through the passage of current, the electromagnetic block leans against the coil under the action of magnetic force, at the moment, a first spring is stressed and stretched, when the power line body falls off from a power jack on a machine body, the coil does not generate a magnetic field any more, the electromagnetic block resets under the action of the elastic force of the first spring, a second transmission rod is extruded during the resetting process, two sliding rods on a transmission groove are driven to move close to each other and clamp the fallen power line body through the two extrusion plates during the extrusion of the second transmission rod, then the first transmission rod is extruded during the movement of the electromagnetic block, a square plate is driven to move towards the breaker body through the transmission action of the first transmission rod, on will pressing from both sides tight power cord body reinsertion to power jack, easy operation, implement conveniently, whether can independently discern the power cord on the circuit breaker and drop and independently insert the intercommunication again with it, do not need artifical manual operation, convenient and practical.
2. The invention provides a circuit breaker for preventing a power line from falling off, which is characterized in that through the arrangement of a second spring, a third spring and other components, when a power line body is connected with a power jack again, current passes through a coil, an electromagnetic block moves towards the coil, and in the moving process of the electromagnetic block, a first transmission rod and a second transmission rod are reset through the second spring and the third spring, so that the repeated use of an anti-falling device is facilitated.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the operation box according to the embodiment of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. a circuit breaker body; 2. a power jack; 3. mounting a plate; 4. a power line body; 5. a coil; 6. an operation box; 7. a sliding cavity; 8. an electromagnetic block; 9. a bevel; 10. a sliding groove; 11. a push rod; 12. fixing the rod; 13. a first spring; 14. a square plate; 15. a second transmission rod; 16. a first drive lever; 17. a second spring; 18. a third spring; 19. a drive plate; 20. a transmission groove; 21. a slide bar; 22. and (5) pressing the plate.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1-3, as a preferred embodiment of a circuit breaker for preventing a power line from falling off, the invention provides a circuit breaker for preventing a power line from falling off, which comprises a circuit breaker body 1, a power jack 2 is formed on the circuit breaker body 1, a mounting plate 3 is fixedly connected to the bottom of the circuit breaker body 1, a power line body 4 is inserted into the power jack 2, a coil 5 is sleeved on the side wall of the power line body 4, an operation box 6 is fixed on the side wall of the top of the mounting plate 3, a sliding cavity 7 is formed on the operation box 6, an electromagnetic block 8 is slidably connected to the sliding cavity 7, the electromagnetic block 8 and the coil 5 are located on the same horizontal plane, an inclined plane 9 is formed on the side wall of the electromagnetic block 8 located inside the sliding cavity 7, a sliding groove 10 is formed on the side wall of the electromagnetic block 8, the inclined plane 9 is communicated with the sliding groove 10, and a reset device for resetting the electromagnetic block 8 during movement is arranged, sliding connection has square board 14 on the top lateral wall of mounting panel 3, sliding connection has first transfer line 16 on control box 6, the one end of first transfer line 16 is located the inside of sliding chamber 7, the other end of first transfer line 16 is fixed mutually with square board 14's lateral wall, sliding connection has second transfer line 15 on control box 6, the one end of second transfer line 15 is located the inside of sliding chamber 7 and offsets with inclined plane 9 and sets up, the other end fixedly connected with driving plate 19 of second transfer line 15, run through on the driving plate 19 and set up two transmission slots 20 that are eight characters setting, there are two slide bars 21 through slider sliding connection on square board 14's the lateral wall, and two slide bars 21 are located two transmission slots 20, the other end fixedly connected with stripper plate 22 of two slide bars 21, and two stripper plate 22 are located the upper and lower both sides of power cord body 4.
In the above scheme, firstly, the power cord body 4 is communicated with the power jack 2 on the circuit breaker body 1, at this time, the circuit breaker body 1 works normally, when the power cord body 4 is powered normally, the current passes through the power cord body 4 to generate a magnetic field on the coil 5, at this time, the electromagnetic block 8 on the operation box 6 moves toward the coil 5 under the action of the magnetic force, in the moving process, the first spring 13 is stressed to stretch, then, at the moment that the power cord body 4 falls off from the power jack 2 on the circuit breaker body 1, the magnetic field is not generated inside the coil 5 on the power cord body 4, at this time, the electromagnetic block 8 on the operation box 6 resets under the action of the elastic force of the first spring 13, in the resetting process, the inclined plane 9 on the electromagnetic block 8 firstly extrudes the second transmission rod 15 to push the second transmission rod 15 to slide under the transmission action of the force, the second transmission rod 15 drives the transmission plate 19 to slide, further, the two sliding rods 21 on the two transmission grooves 20 move close to each other, the fallen power line body 4 is clamped through the extrusion plates 22 on the two sliding rods 21, in the process that the inclined plane 9 on the electromagnetic block 8 is continuously reset, when the first transmission rod 16 is extruded, the second transmission rod 15 slides on the sliding groove 10 at the moment, the two extrusion plates 22 keep extruding the power line body 4, the square plate 14 is driven to move close to the breaker body 1 through the transmission action of the first transmission rod 16, the power line body 4 clamped on the two extrusion plates 22 is reinserted into the power jack 2, the operation is simple, the implementation is convenient, whether the power line on the breaker falls off or not can be automatically identified, and the power line can be automatically reinserted and communicated without manual operation, convenient and practical, at last, after being connected power cord body 4 and jack 2 again, have the electric current to pass through and produce magnetic field on the coil 5, the electromagnetism piece 8 on the control box 6 was leaned on and is moved to coil 5 this moment, and at its in-process of moving, through second spring 17 and third spring 18 with first transfer line 16 and second transfer line 15 operation that resets, makes things convenient for anti-drop device's used repeatedly.
Preferably, referring to fig. 2, the resetting device includes a fixing rod 12 fixed on the inner wall of the sliding cavity 7, a pushing rod 11 is connected on the fixing rod 12 in a sliding manner, the other end of the pushing rod 11 is fixed to the side wall of the electromagnetic block 8, a first spring 13 is sleeved on the side wall of the fixing rod 12, one end of the first spring 13 is fixed to the side wall of the sliding cavity 7, the other end of the first spring 13 is fixed to the side wall of the electromagnetic block 8, and the electromagnetic block 8 is driven to reset through the first spring 13 at an instant of line breaking on the power line body 4.
Preferably, the sliding device comprises a sliding groove formed in the square plate 14, two sliding blocks symmetrically arranged with each other are connected to the sliding groove in a sliding manner, tops of the two sliding blocks are fixed to one ends of the two sliding rods 21, and the sliding rod 21 is mainly used for guiding and limiting, so that the transmission quality is improved, and the sliding rods 21 are more stable in the sliding process.
Preferably, referring to fig. 2, a second spring 17 is sleeved on a side wall of the first transmission rod 16, one end of the second spring 17 is fixed to a side wall of the square plate 14, the other end of the second spring 17 is fixed to a side wall of the operation box 6, a third spring 18 is sleeved on a side wall of the second transmission rod 15, and the first transmission rod 16 and the second transmission rod 15 are reset mainly through the second spring 17 and the third spring 18, so that the anti-falling device is convenient to reuse.
Preferably, anti-slip strips are fixed on the opposite side walls of the two squeezing plates 22, mainly to increase friction force, so that the two squeezing plates 22 are more firmly fixed on the power cord body 4.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (5)
1. The circuit breaker for preventing the power line from falling off comprises a circuit breaker body (1) and is characterized in that a power jack (2) is arranged on the circuit breaker body (1), a mounting plate (3) is fixedly connected to the bottom of the circuit breaker body (1), a power line body (4) is inserted on the power jack (2), a coil (5) is sleeved on the side wall of the power line body (4), an operation box (6) is fixed on the side wall of the top of the mounting plate (3), a sliding cavity (7) is arranged on the operation box (6), an electromagnetic block (8) is connected on the sliding cavity (7) in a sliding manner, the electromagnetic block (8) and the coil (5) are positioned on the same horizontal plane, an inclined plane (9) is arranged on the side wall of the inside of the sliding cavity (7) of the electromagnetic block (8), and a sliding groove (10) is arranged on the side wall of the electromagnetic block (8), and inclined plane (9) and sliding tray (10) communicate with each other and set up, be provided with the resetting means who is used for electromagnetic block (8) motion to reset on the inside lateral wall of sliding chamber (7) electromagnetic block (8), sliding connection has square board (14) on the top lateral wall of mounting panel (3), sliding connection has first transfer line (16) on control box (6), the one end of first transfer line (16) is located the inside of sliding chamber (7), the other end of first transfer line (16) is fixed mutually with the lateral wall of square board (14), sliding connection has second transfer line (15) on control box (6), the one end of second transfer line (15) is located the inside of sliding chamber (7) and offsets with inclined plane (9) and sets up, the other end fixedly connected with driving plate (19) of second transfer line (15), run through on driving plate (19) and set up two transmission grooves (20) that are the eight characters and set up, the power cord connecting device is characterized in that the side wall of the square plate (14) is connected with two sliding rods (21) through sliding devices in a sliding mode, the two sliding rods (21) are located on the two transmission grooves (20), the other ends of the sliding rods (21) are fixedly connected with extrusion plates (22), and the two extrusion plates (22) are located on the upper side and the lower side of the power cord body (4).
2. The circuit breaker for preventing the power line from dropping off as claimed in claim 1, wherein the resetting device comprises a fixing rod (12) fixed on the inner wall of the sliding cavity (7), a push rod (11) is connected on the fixing rod (12) in a sliding manner, the other end of the push rod (11) is fixed with the side wall of the electromagnetic block (8), a first spring (13) is sleeved on the side wall of the fixing rod (12), one end of the first spring (13) is fixed with the side wall of the sliding cavity (7), and the other end of the first spring (13) is fixed with the side wall of the electromagnetic block (8).
3. The circuit breaker for preventing the power line from falling off as claimed in claim 1, wherein the sliding device comprises a sliding groove formed on the square plate (14), two sliding blocks symmetrically arranged with each other are slidably connected to the sliding groove, and the tops of the two sliding blocks are fixed with one end of two sliding rods (21).
4. The circuit breaker for preventing the power line from falling off as claimed in claim 3, wherein the side wall of the first transmission rod (16) is sleeved with a second spring (17), one end of the second spring (17) is fixed with the side wall of the square plate (14), the other end of the second spring (17) is fixed with the side wall of the operation box (6), and the side wall of the second transmission rod (15) is sleeved with a third spring (18).
5. The power line disconnection preventing circuit breaker according to claim 1, wherein anti-slip strips are fixed on the opposite side walls of the two pressing plates (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320242.0A CN112509882B (en) | 2020-11-23 | 2020-11-23 | Circuit breaker capable of preventing power line from falling off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320242.0A CN112509882B (en) | 2020-11-23 | 2020-11-23 | Circuit breaker capable of preventing power line from falling off |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112509882A true CN112509882A (en) | 2021-03-16 |
| CN112509882B CN112509882B (en) | 2023-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011320242.0A Active CN112509882B (en) | 2020-11-23 | 2020-11-23 | Circuit breaker capable of preventing power line from falling off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112509882B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040096865A (en) * | 2004-10-01 | 2004-11-17 | 조현화 | Earth leakage breaker of automatic reclosed for electronic intelligence type used electromagnet |
| WO2013108998A1 (en) * | 2012-01-17 | 2013-07-25 | 현대중공업 주식회사 | Circuit breaker for wiring |
| KR20200035624A (en) * | 2018-09-27 | 2020-04-06 | 한국전력공사 | Electric opening system for circuit breaker |
| CN211017605U (en) * | 2019-09-18 | 2020-07-14 | 湖南普莱思迈电子科技有限公司 | Power line not easy to fall off |
-
2020
- 2020-11-23 CN CN202011320242.0A patent/CN112509882B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040096865A (en) * | 2004-10-01 | 2004-11-17 | 조현화 | Earth leakage breaker of automatic reclosed for electronic intelligence type used electromagnet |
| WO2013108998A1 (en) * | 2012-01-17 | 2013-07-25 | 현대중공업 주식회사 | Circuit breaker for wiring |
| KR20200035624A (en) * | 2018-09-27 | 2020-04-06 | 한국전력공사 | Electric opening system for circuit breaker |
| CN211017605U (en) * | 2019-09-18 | 2020-07-14 | 湖南普莱思迈电子科技有限公司 | Power line not easy to fall off |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112509882B (en) | 2023-10-03 |
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