CN210577757U - Box-type substation circuit protection device - Google Patents
Box-type substation circuit protection device Download PDFInfo
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- CN210577757U CN210577757U CN201921834297.6U CN201921834297U CN210577757U CN 210577757 U CN210577757 U CN 210577757U CN 201921834297 U CN201921834297 U CN 201921834297U CN 210577757 U CN210577757 U CN 210577757U
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- box
- sliding
- protection device
- type substation
- alarm
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Abstract
The utility model discloses a box-type substation circuit protection device, including fixing base, moving contact and temperature fuse, two the fixed contact is installed to the inboard center department of fixing base, two the equal slidable mounting of fixing base inboard has the slide, slide one side has been seted up the spout, and the fixed contact is located spout center department, the connecting plate is all installed at the slide both ends; the utility model discloses when box-type substation internal circuit appears or voltage temperature is too high, the automatic blowout of temperature fuse between the moving contact of being connected with the static contact carries out the outage operation, after the outage, the warning incasement electro-magnet loses magnetism, and then loses the adsorption to the iron plate, spring recovery elastic deformation on the mount pad drives the movable joint and removes to the fixed joint on the mount pad until the two contact, the battery resumes the power supply to the alarm this moment, the alarm begins to report to the police and informs the staff and overhauls, be convenient for in time inspect and maintain the trouble.
Description
Technical Field
The utility model relates to a box-type substation equipment field specifically is a box-type substation circuit protection device.
Background
The box-type substation, also called prefabricated substation or prefabricated substation, is a high-voltage switchgear, distribution transformer and low-voltage distribution equipment, is a factory prefabricated indoor and outdoor compact distribution equipment which is arranged into a whole according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together and installed in a moisture-proof, rust-proof, dust-proof, rat-proof, fire-proof, anti-theft, heat-insulating, totally-closed and movable steel structure box, is particularly suitable for urban network construction and transformation, and is a brand-new substation which is built up after a civil substation; the circuit protection device is a device for protecting the circuit in the box-type transformer substation.
According to the technical scheme, once a short circuit or overhigh voltage occurs in the working process of the box-type substation, the electric wire is often burnt, and the electric elements of the box-type substation are damaged, so that the power supply problem is caused and great economic loss is generated; meanwhile, early warning cannot be timely carried out when circuit problems are found.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a box-type substation circuit protection device, which aims to overcome the defects that once a short circuit or an overhigh voltage occurs, the electric wire is often burnt and the electric elements of the box-type substation are damaged, so that the power supply problem is caused and huge economic loss is generated; meanwhile, the technical problem that early warning cannot be timely carried out when circuit problems are found is solved.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a box-type substation circuit protection device, includes fixing base, static contact, slide, alarm box, protection casing pole, connecting plate, moving contact and temperature fuse, two the inboard center department of fixing base installs the static contact, two the inboard equal slidable mounting of fixing base has the slide, the spout has been seted up to slide one side, and the static contact is located spout center department, the connecting plate is all installed at the slide both ends, the moving contact is installed to the connecting plate inboard, and is two with the one end the moving contact passes through the temperature fuse and connects, and is two with the one end the connecting plate passes through the protection casing pole and connects, the protection casing pole is located the temperature fuse outside, one the alarm box is installed in the fixing base.
As a further aspect of the present invention: t-shaped sliding grooves are formed in the upper portion and the lower portion of the other side of the sliding seat, T-shaped sliding blocks are arranged on the inner side of the fixing seat and above and below the fixed contact, and the sliding seat is slidably mounted with the fixing seat through the T-shaped sliding grooves and the T-shaped sliding blocks.
As a further aspect of the present invention: and a handle is arranged on the outer side of one protective sleeve rod.
As a further aspect of the present invention: the fixed contacts are connected with an internal circuit of the box-type substation through connecting wires respectively, one connecting wire of each fixed contact is located in an alarm box and connected with an electromagnet in parallel, a movable connector is mounted above the electromagnet and slidably mounted on the bottom side of the mounting seat, a fixed connector is mounted at one end of the mounting seat, the other end of the mounting seat is connected with a movable connector through a spring, and the movable connector is sequentially connected with a storage battery, an alarm and a movable connector through a first wire.
As a further aspect of the present invention: and an iron block is arranged at the bottom of the movable joint through insulating rubber, and the iron block is connected with an electrified electromagnet in a matching way.
As a further aspect of the present invention: the spring is in insulated connection with the movable joint.
The utility model has the advantages that: through reasonable structural design, when an internal circuit of the box-type substation appears or the voltage temperature is overhigh, the temperature fuse between the moving contacts connected with the static contact is automatically blown to carry out power-off operation, after power failure, the electromagnet in the alarm box loses magnetism, further loses adsorption on the iron block, the spring on the mounting seat recovers elastic deformation to drive the movable joint to move to the fixed joint on the mounting seat until the movable joint and the fixed joint are contacted, the storage battery recovers power supply to the alarm at the moment, the alarm starts to alarm to inform a worker to overhaul, and the fault is conveniently and timely checked and maintained, after the maintenance is finished, the protective sleeve rod and the sliding seat are pulled by the handle to move, the moving contact group with the originally fused temperature fuse is removed from the static contact, and the other group of moving contacts connected with the temperature fuse is connected with the fixed contact again, so that the conduction connection of the circuit can be conveniently and safely completed.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the thermal fuse of the present invention;
FIG. 3 is a cross-sectional view of the fixing base and the sliding base of the present invention;
fig. 4 is the schematic diagram of the internal structure of the alarm box of the present invention.
In the figure: 1. a fixed seat; 2. static contact; 3. a slide base; 4. an alarm box; 5. protecting the sheath rod; 6. a handle; 7. a connecting plate; 8. a moving contact; 9. a temperature fuse; 10. a T-shaped slider; 11. a T-shaped chute; 12. an electromagnet; 13. an iron block; 14. fixing a joint; 15. a storage battery; 16. an alarm; 17. a movable joint; 18. a mounting seat; 19. a spring.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a circuit protection device for a box-type substation includes fixing bases 1, static contacts 2, sliding bases 3, alarm boxes 4, protection rods 5, connecting plates 7, moving contacts 8 and temperature fuses 9, the static contacts 2 are installed at centers of inner sides of the two fixing bases 1, the sliding bases 3 are installed on inner sides of the two fixing bases 1 in a sliding mode, sliding grooves are formed in one sides of the sliding bases 3, the static contacts 2 are located at the centers of the sliding grooves, the connecting plates 7 are installed at two ends of the sliding bases 3, the moving contacts 8 are installed on inner sides of the connecting plates 7, the two moving contacts 8 at the same end are connected through the temperature fuses 9, the two connecting plates 7 at the same end are connected through the protection rods 5, the protection rods 5 are located outside the temperature fuses 9.
A handle 6 is arranged on the outer side of the protective sheath rod 5, so that the sliding seat 3 can be conveniently pulled to move on the fixed seat 1 through the handle 6.
Two static contacts 2 are respectively connected with a circuit in a box-type substation through connecting wires, the connecting wire of one static contact 2 is positioned in an alarm box 4 and connected in parallel with an electromagnet 12, a movable joint 17 is installed above the electromagnet 12, the movable joint 17 is slidably installed at the bottom side of an installation seat 18, a fixed joint 14 is installed at one end of the installation seat 18, the other end of the installation seat is connected with the movable joint 17 through a spring 19, the movable joint 17 is sequentially connected with a storage battery 15, an alarm 16 and the movable joint 17 through first wires, and the alarm 16 in the alarm box 4 can give an early warning under the condition of power failure.
Move and connect 17 bottoms and install iron plate 13 through insulating rubber, avoid appearing the potential safety hazard, iron plate 13 and the cooperation of circular telegram electro-magnet 12 are connected, and during the circular telegram, iron plate 13 and electro-magnet 12 adsorb each other and connect, and during the short electric time, iron plate 13 and electro-magnet 12 alternate segregation.
The spring 19 is in insulated connection with the movable joint 17, so that potential safety hazards are avoided.
Through reasonable structural design, when an internal circuit of a box-type substation appears or the voltage temperature is too high, the temperature fuse 9 between the moving contacts 8 connected with the static contact 2 automatically blows to perform power failure operation, after the power failure, the electromagnet 12 in the alarm box 4 loses magnetism, and further loses the adsorption effect on the iron block 13, the spring 19 on the mounting seat 18 recovers elastic deformation to drive the moving contact 17 to move to the fixed contact 14 on the mounting seat 18 until the two contact, at the moment, the storage battery 15 recovers power supply to the alarm 16, the alarm 16 starts to give an alarm to inform a worker to overhaul, so as to timely inspect and maintain faults, after the maintenance is completed, the protective sleeve rod 5 and the sliding seat 3 are pulled to move through the handle 6, a group of moving contacts 8 which are originally fused by the temperature fuse 9 is moved away from the static contact 2, and the other group of moving contacts 8 connected with the temperature fuse 9 is connected with the static contact 2 again, the circuit is conveniently and safely connected in a conducting mode.
The utility model discloses a theory of operation: the handle 6 pulls the protective sheath rod 5 and the sliding seat 3 to move, one group of moving contacts 8 is connected with the static contact 2, when the internal circuit of the box-type substation appears or the voltage temperature is overhigh, the temperature fuse 9 between the moving contacts 8 connected with the fixed contact 2 is automatically blown to carry out the power-off operation, after the power failure, the electromagnet 12 in the alarm box 4 loses magnetism, and then loses adsorption to the iron block 13, the spring 19 on the mounting seat 18 recovers elastic deformation to drive the movable connector 17 to move to the fixed connector 14 on the mounting seat 18 until the movable connector and the fixed connector are contacted, the storage battery 15 recovers power supply to the alarm 16 at the moment, the alarm 16 starts to give an alarm to inform a worker to overhaul, the protective sleeve rod 5 and the sliding seat 3 are pulled to move through the handle 6 after the maintenance, the moving contact 8 in the group with the originally fused temperature fuse 9 is moved away from the static contact 2, and the moving contact 8 in the other group with the temperature fuse 9 is connected with the static contact 2 again.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A box-type substation circuit protection device is characterized by comprising fixing seats (1), static contacts (2), sliding seats (3), an alarm box (4), a protective sleeve rod (5), a connecting plate (7), moving contacts (8) and a temperature fuse (9), wherein the static contacts (2) are installed at the center of the inner sides of the two fixing seats (1), the sliding seats (3) are installed on the inner sides of the two fixing seats (1) in a sliding manner, a sliding groove is formed in one side of each sliding seat (3), the static contacts (2) are located at the center of the sliding groove, the connecting plates (7) are installed at the two ends of each sliding seat (3), the moving contacts (8) are installed on the inner sides of the connecting plates (7), the moving contacts (8) at the same end are connected through the temperature fuse (9), the connecting plates (7) at the same end are connected through the protective sleeve rod (5), the protective sleeve rod (5), and an alarm box (4) is arranged on the outer side of one of the fixed seats (1).
2. The box-type substation circuit protection device according to claim 1, wherein T-shaped sliding grooves (11) are formed above and below the other side of the sliding base (3), T-shaped sliding blocks (10) are arranged above and below the fixed contact (2) and inside the fixed base (1), and the sliding base (3) is slidably mounted with the fixed base (1) through the T-shaped sliding grooves (11) and the T-shaped sliding blocks (10).
3. A box substation circuit protection device according to claim 1, characterized in that a handle (6) is mounted on the outside of one of said protection rods (5).
4. The box-type substation circuit protection device according to claim 1, wherein two static contacts (2) are respectively connected with a circuit in a box-type substation through connecting wires, the connecting wire of one static contact (2) is located in an alarm box (4) and connected in parallel with an electromagnet (12), a movable joint (17) is installed above the electromagnet (12), the movable joint (17) is slidably installed on the bottom side of a mounting seat (18), a fixed joint (14) is installed at one end of the mounting seat (18), the other end of the mounting seat is connected with the movable joint (17) through a spring (19), and the movable joint (17) is sequentially connected with a storage battery (15), an alarm (16) and the movable joint (17) through a first wire.
5. A box-type substation circuit protection device according to claim 4, characterized in that iron block (13) is installed at the bottom of movable joint (17) through insulating rubber, and iron block (13) is connected with electromagnet (12) through cooperation.
6. A box substation circuit protection device according to claim 4, characterized in that the spring (19) and the movable contact (17) are connected in an insulated manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834297.6U CN210577757U (en) | 2019-10-29 | 2019-10-29 | Box-type substation circuit protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834297.6U CN210577757U (en) | 2019-10-29 | 2019-10-29 | Box-type substation circuit protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210577757U true CN210577757U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921834297.6U Active CN210577757U (en) | 2019-10-29 | 2019-10-29 | Box-type substation circuit protection device |
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| CN (1) | CN210577757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113064099A (en) * | 2021-03-18 | 2021-07-02 | 南通宁海机械电器有限公司 | Self-reset type electric leakage warning device for prefabricated substation |
-
2019
- 2019-10-29 CN CN201921834297.6U patent/CN210577757U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113064099A (en) * | 2021-03-18 | 2021-07-02 | 南通宁海机械电器有限公司 | Self-reset type electric leakage warning device for prefabricated substation |
| CN113064099B (en) * | 2021-03-18 | 2022-10-21 | 南通宁海机械电器有限公司 | Self-reset type electric leakage warning device for prefabricated substation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529000 A1, Industrial Development Zone, Tingyuan village, durian Town, Pengjiang district, Jiangmen City, Guangdong Province Patentee after: Guangdong sanding Electric Co., Ltd Address before: 529000 A1, Industrial Development Zone, Tingyuan village, durian Town, Pengjiang district, Jiangmen City, Guangdong Province Patentee before: Jiangmen sanding Electric Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Area a, building 4, No. 58, Duruan Beisan Road, Pengjiang district, Jiangmen City, Guangdong Province Patentee after: Guangdong sanding Electric Co., Ltd Address before: 529000 A1, Industrial Development Zone, Tingyuan village, durian Town, Pengjiang district, Jiangmen City, Guangdong Province Patentee before: Guangdong sanding Electric Co., Ltd |