CN218996585U - Protective device for isolating switch - Google Patents
Protective device for isolating switch Download PDFInfo
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- CN218996585U CN218996585U CN202222464167.6U CN202222464167U CN218996585U CN 218996585 U CN218996585 U CN 218996585U CN 202222464167 U CN202222464167 U CN 202222464167U CN 218996585 U CN218996585 U CN 218996585U
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- protective
- box
- contact
- isolating switch
- insulator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to a protective device for an isolating switch, belongs to the technical field of isolating switches, and solves the technical problem that the existing protective device for the isolating switch is inconvenient to observe the on-off state of the isolating switch. The protection device for the isolating switch comprises a protection box, wherein the top of the protection box is covered with a box cover; two insulators are arranged inside the protective box; the contact knife is rotationally connected to any insulator; the contact block is fixedly arranged on the other insulator, the contact blade is matched with the contact block, the contact blade is used for making a circuit on-off, and the protective box is used for protecting the contact blade, the contact block and the insulator; the indicating rod is arranged on the touch knife and moves along with the touch knife, the side wall of the protective box is provided with an arc-shaped hole, and one end of the indicating rod extends out of the arc-shaped hole. Therefore, the protection device of the isolating switch is convenient for observing the on-off condition of the contact knife, can better protect operators when in use, and is safer to use.
Description
Technical Field
The utility model belongs to the technical field of isolating switches, and particularly relates to a protecting device for an isolating switch.
Background
The isolating switch is a switching device which is mainly used for isolating a power supply, switching operation and switching on and off a small current circuit and has no arc extinguishing function. When the isolating switch is in the separated position, the contacts have an insulation distance and an obvious disconnection mark which meet the specified requirements; in the closed position, the switching device is capable of carrying both current under normal loop conditions and current under abnormal conditions (e.g., short circuit) for a prescribed period of time.
In the process of working, the isolating switch is more in faults, and the operating personnel are easily injured, so that the isolating switch can be protected by using the protecting device, and meanwhile, the operating personnel are safer in use, but the isolating switch is mostly directly arranged in the protecting box at present, and the state of the isolating switch is not easy to observe.
Disclosure of Invention
The utility model provides a protective device for an isolating switch, which is used for solving the technical problem that the existing protective device for the isolating switch is inconvenient to observe the on-off state of the isolating switch.
The utility model is realized by the following technical scheme: a protective device for an isolator, comprising:
the top of the protective box is covered with a box cover;
the insulator is arranged inside the protective box;
the contact knife is rotationally connected to the insulator and used for making a circuit on-off, and the protective box is used for protecting the contact knife and the insulator;
the indicating rod is arranged on the touch knife and moves along with the touch knife, an arc-shaped hole is formed in the side wall of the protective box, and one end of the indicating rod extends out of the arc-shaped hole.
Optionally, the method further comprises:
the section of the two fixing plates is L-shaped, the two fixing plates are respectively and fixedly arranged at two sides of the arc-shaped hole, the two fixing plates form a sliding groove, and one end of the indicating rod extends out from between the two fixing plates;
and the rainproof plate is in sliding fit in the sliding groove, a through hole is formed in the rainproof plate, and one end of the indication rod penetrates through the through hole and is fixedly connected with the rainproof plate.
Optionally, the cover has a pyramid shape.
Optionally, a heat dissipation port is formed at the upper end of the side wall of the protective box.
Optionally, the method further comprises:
and the shutter cooling fin is arranged at the cooling port and used for reducing external rainwater from entering the interior of the protective box.
Optionally, the protection box further comprises an insulating porcelain block, wherein the insulating porcelain block is installed at the bottom of the protection box and is located inside the protection box, and the insulator is installed on the insulating porcelain block.
Optionally, the method further comprises:
the mounting block is fixedly connected to the top of the protective box, the mounting block extends to the outside of the protective box, and the box cover is fixedly connected to the mounting block.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a protective device of an isolating switch, which comprises a protective box, insulators, a contact blade, a contact block and an indication rod, wherein the top of the protective box is covered with a box cover, the insulators are provided with two, the two insulators are arranged in the protective box, the contact blade is rotationally connected to any one of the insulators and used for making a circuit on-off, the contact blade is positioned in the protective box, the protective box is used for protecting the insulators and the contact blade, the contact block is fixedly arranged on the other insulator, the contact blade is matched with the contact block, one end of the indication rod is fixedly connected to the contact blade and moves along with the contact blade, the side wall of the protective box is provided with an arc-shaped hole, the other end of the indication rod extends out of the arc-shaped hole, and the indication rod moves in the arc-shaped hole when the contact blade rotates.
Through the structure, the utility model discloses a protection device of isolator is through placing insulator and touch the sword and realize the protection to insulator, touch sword and touch the piece in the protective housing, in the in-process that touches the sword and open and shut, touch the sword and be in the protective housing all the time inside, reduce the possibility that touch sword department breaks down and cause the injury to operating personnel, the one end fixed connection of the pilot lever of touching the sword break-make of being convenient for is touching the sword, the other end stretches out in the protective housing, when touching the sword and rotating, the pilot lever moves in the arc hole, when the pilot lever is in the both ends of arc hole respectively, then represent the disconnection and the closure of touching the sword respectively, be convenient for the operator observe the break-make of circuit in the distance, use safelyr, simultaneously, isolator is usually opened and shut through remote electric operation touch the sword, when remote electric operation is malfunctioning, can use the pilot lever removal pilot lever on the scene, thereby make the pilot lever drive touch the sword break-off. Therefore, the protection device of the isolating switch is convenient for observing the on-off condition of the contact knife, can better protect operators when in use, and is safer to use.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a protection device of an isolating switch according to the present utility model;
FIG. 2 is a cross-sectional view of a protective device for an isolator provided by the present utility model;
FIG. 3 is another cross-sectional view of the protective device of the disconnecting switch provided by the utility model;
fig. 4 is a schematic structural view of an insulator according to an embodiment of the present utility model.
In the figure:
1-a protective box; 101-arc-shaped holes; 2-a case cover; 3-insulators; 4-touching a knife; 5-an indicator bar; 6-fixing plates; 7-rain-proof board; 8-louver fins; 9-insulating porcelain blocks; 10-mounting blocks; 11-contact block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Examples
The utility model provides a protective device for an isolating switch, which is used for solving the technical problem that the existing protective device for the isolating switch is inconvenient to observe the on-off state of the isolating switch. The protection device of the isolating switch comprises a protection box 1, an insulator 3, a contact blade 4, a contact block 11 and an indication rod 5, wherein:
the protective housing 1, protective housing 1 top lid has case lid 2, and case lid 2 is used for preventing that the rainwater from getting into inside the protective housing 1, more preferably, the side of case lid 2 stretches out in the protective housing 1 outside to reduce the rainwater and flow down from the lateral wall of protective housing 1, better to the protection effect of protective housing 1, protective housing 1 and case lid 2 are made by insulating material.
The insulators 3, the insulator 3 is equipped with two altogether, and two insulators 3 are all installed in the inside of above-mentioned protective housing 1.
The contact knife 4 is rotatably connected to any one of the insulators 3, and the contact knife 4 can be remotely and electrically controlled and can be manually opened and closed.
The contact block 11 is fixedly arranged on the other insulator 3 and is matched with the contact blade 4, when the contact blade 4 is in contact with the contact block 11, a circuit is conducted, when the contact blade 4 is separated from the contact block 11, the circuit is disconnected, the insulator 3, the contact blade 4 and the contact block 11 form a group of isolating switches, and at least one group of isolating switches are arranged in the protective box 1;
and one end of the indicating rod 5 is fixedly connected to the touch knife 4, the indicating rod 5 moves along with the rotation of the touch knife 4, the side wall of the protective box 1 is provided with an arc-shaped hole 101, the other end of the indicating rod 5 extends out of the arc-shaped hole 101, specifically, when the touch knife 4 rotates, the indicating rod 5 moves in the arc-shaped hole 101, the indicating rod 5 is made of an insulating material, and more preferably, the outer walls of the protective boxes 1 at the two ends of the arc-shaped hole 101 are respectively provided with marks for displaying the opening and closing of the touch knife 4 so that an operator can more intuitively observe the opening and closing condition of the touch knife 4.
Through the structure, the utility model discloses a protection device of isolator is through placing insulator 3 and touch sword 4 in protective housing 1 and realize the protection to insulator 3, touch sword 4 and touch piece 11, in the in-process that touches sword 4 and open and shut, touch sword 4 is in protective housing 1 all the time inside, reduce the possibility that touch sword 4 department breaks down and lead to causing the injury to operating personnel, the one end fixed connection of the pilot lever 5 of being convenient for observe touch sword 4 break-make is on touch sword 4, the other end stretches out in protective housing 1, touch sword 4 is when rotating, pilot lever 5 moves in arc hole 101, when pilot lever 5 is in the both ends of arc hole 101 respectively, then represent respectively and touch sword 4 disconnection and closure, the operator of being convenient for observes the break-make of circuit in the distance, use safelyr, simultaneously, isolator is usually open and shut through remote control electric operation touch sword 4, when remote control electric operation is out of order, can use the pilot lever 5 at the scene, thereby make pilot lever 5 drive sword 4 disconnection, consequently, this protection device of isolator is convenient for through pilot lever 5 and observes the condition that the break-make the knife 4 is better when using.
An alternative implementation of this embodiment is as follows: also comprises a fixing plate 6 and a rain-proof plate 7, wherein:
the two fixing plates 6 are arranged on the two sides of the arc-shaped hole 101 respectively, specifically, the arc-shaped plate comprises a first plate body and a second plate body, the first plate body and the second plate body form the fixing plate 6 with the L-shaped section, one side of the first plate body is fixedly connected to the protective box 1 and is positioned outside the arc-shaped groove, the second plate body is integrally formed on the other side of the first plate body and is perpendicular to the first plate body, the width direction of the second plate body extends along the direction of the arc-shaped hole 101, the indication rod 5 extends out of the protective box 1 and extends out from the position between the two fixing plates 6, and the two fixing plates 6 form a chute;
the rainproof board 7 is in sliding fit in the sliding groove, a through hole is formed in the rainproof board 7, the indicating rod 5 extends out of one end of the protective box 1, penetrates through the through hole and is fixedly connected with the rainproof board 7, and specifically, the indicating rod 5 is located at one end of the rainproof board 7, which is close to the contact knife 4.
Through the structure, the two fixed plates 6 form a chute, the chute can guide the rain-proof plate 7, and when the contact knife 4 is closed, the rain-proof plate 7 reduces the possibility that rainwater enters the protective box 1 from the arc-shaped hole 101, so that the use is safer.
An alternative implementation of this embodiment is as follows: the case cover 2 is in a pyramid shape, and the pyramid-shaped case cover 2 can enable rainwater to be discharged to the outside of the protective case 1 rapidly, so that the residence time of the rainwater on the case cover 2 is reduced, and the service life of the case cover 2 is prolonged.
An alternative implementation of this embodiment is as follows: the upper end of the side wall of the protective box 1 is provided with the radiating opening, the box cover 2 extends out of the protective box 1, the radiating opening is convenient for radiating the inside of the protective box 1, the temperature inside the protective box 1 is reduced, and the use is safer.
An alternative implementation of this embodiment is as follows: still include shutter fin 8, shutter fin 8 installs in thermovent department, shutter fin 8 downward sloping sets up, and like this, shutter fin 8 not only can distribute the heat in the protective housing 1, and when the rainwater sputtering in thermovent department moreover, shutter fin can block the rainwater and get into the protective housing 1 in, better protection protective housing 1 in isolator.
An alternative implementation of this embodiment is as follows: still include insulating porcelain piece 9, insulating porcelain piece 9 installs in the bottom of protective housing 1 to be located the inside of protective housing 1, above-mentioned insulator 3 is installed on insulating porcelain piece 9, and insulating porcelain piece 9 can make between insulator 3 and the protective housing 1 be in insulating state, reduces the electrified possibility of protective housing 1, uses safelyr.
An alternative implementation of this embodiment is as follows: still include installation piece 10, installation piece 10 fixed connection is at the top of protective housing 1, and installation piece 10 extends to the outside of protective housing 1, and specifically, the top surface of installation piece 10 be the inclined plane with the adaptation of above-mentioned case lid 2, and above-mentioned case lid 2 passes through bolt or welded fastening at the top of protective housing 1, and like this, case lid 2 is connected more stably, reduces case lid 2 and connects unstable the possibility that causes to the isolator protection effect not good.
In summary, the utility model discloses a protection device of isolator realizes the protection to insulator 3, touch sword 4 and touch piece 11 through placing insulator 3 and touch sword 4 in protective housing 1, in the in-process that touch sword 4 opened and shut, touch sword 4 is in protective housing 1 inside all the time, reduce the possibility that touch sword 4 department breaks down and causes the injury to the operating personnel, the one end fixed connection of the pilot lever 5 of being convenient for observe touch sword 4 break-make is on touch sword 4, the other end stretches out in protective housing 1, touch sword 4 is when rotating, pilot lever 5 moves in arc hole 101, when pilot lever 5 is in the both ends of arc hole 101 respectively, then represent respectively and touch sword 4 break-off and closure, the break-make of circuit is observed at the distance to the operator of being convenient for, rain-proof board 7 reduces the rainwater and gets into protective housing 1 inside and cause the influence to the isolator in protective housing 1 in the spout, the use is safer, simultaneously, isolator is usually through remote control electric operation touch sword 4 opening and shutting, when remote control electric operation is malfunctioning, can use insulating rod at scene to make the 5 drive of indicating rod touch sword 4 disconnection, heat in the protective housing 1 can give off through the thermovent, protective housing 1 is when rainy day use, the case lid 2 of cone roof shape can be with the rainwater quick drainage to the protective housing 1 outside, shutter fin 8 is when can radiating reduce the rainwater and enter into the inside work that influences insulating switch of protective housing 1, insulating porcelain piece 9 can make between insulator 3 and the protective housing 1 be in insulating state, reduce the electrified possibility of protective housing 1, consequently, the breaker of this isolator's protector is convenient for observe the break-make condition of touch sword 4, protection operating personnel that can be better when using, use safelyr.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (7)
1. A protective device for an isolator, comprising:
the top of the protective box is covered with a box cover;
two insulators are arranged inside the protective box;
the contact knife is rotationally connected to any insulator;
the contact block is fixedly arranged on the other insulator, the contact blade is matched with the contact block, the contact blade is used for making a circuit on-off, and the protective box is used for protecting the contact blade, the contact block and the insulator;
the indicating rod is arranged on the touch knife and moves along with the touch knife, an arc-shaped hole is formed in the side wall of the protective box, and one end of the indicating rod extends out of the arc-shaped hole.
2. The protective device for an isolator as claimed in claim 1, further comprising:
the section of each fixing plate is L-shaped, the two fixing plates are fixedly arranged on two sides of the arc-shaped hole respectively, the two fixing plates form a sliding groove, and one end of each indicating rod extends out from between the two fixing plates;
and the rainproof plate is in sliding fit in the sliding groove, a through hole is formed in the rainproof plate, and one end of the indication rod penetrates through the through hole and is fixedly connected with the rainproof plate.
3. A protective device for a disconnector according to claim 1, characterized in that the cover has a pyramid shape.
4. A protective device for an isolating switch as defined in claim 3, wherein the upper end of the side wall of the protective case is provided with a heat radiation opening.
5. The protective apparatus for an isolator as claimed in claim 4, further comprising:
and the shutter cooling fin is arranged at the cooling port and used for reducing external rainwater from entering the interior of the protective box.
6. The protective apparatus for an isolating switch of claim 1, further comprising an insulating ceramic block mounted at the bottom of the protective housing and inside the protective housing, the insulator being mounted on the insulating ceramic block.
7. A protective device for an isolating switch as in claim 3, further comprising:
the mounting block is fixedly connected to the top of the protective box, the mounting block extends to the outside of the protective box, and the box cover is fixedly connected to the mounting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464167.6U CN218996585U (en) | 2022-09-16 | 2022-09-16 | Protective device for isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464167.6U CN218996585U (en) | 2022-09-16 | 2022-09-16 | Protective device for isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218996585U true CN218996585U (en) | 2023-05-09 |
Family
ID=86193230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222464167.6U Active CN218996585U (en) | 2022-09-16 | 2022-09-16 | Protective device for isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218996585U (en) |
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2022
- 2022-09-16 CN CN202222464167.6U patent/CN218996585U/en active Active
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