CN214013408U - Grounding mechanical locking device for power equipment overhaul test - Google Patents
Grounding mechanical locking device for power equipment overhaul test Download PDFInfo
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- CN214013408U CN214013408U CN202022901146.7U CN202022901146U CN214013408U CN 214013408 U CN214013408 U CN 214013408U CN 202022901146 U CN202022901146 U CN 202022901146U CN 214013408 U CN214013408 U CN 214013408U
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- grounding
- insulating protective
- ground connection
- protective housing
- mounting panel
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Abstract
The utility model relates to a blocking device field specifically is power equipment overhauls experimental ground connection machinery blocking device, including the mounting panel, two four edges of mounting panel all are provided with the same screw hole of area, one of them the top of mounting panel is provided with insulating protective housing, all be provided with the vent on insulating protective housing's the left and right sides wall, the central point of insulating protective housing's front side lateral wall puts and has seted up wiring hole, another the central point at the top of mounting panel puts and is provided with the ground connection support, the central point of ground connection support puts and vertically sets up flutedly, be provided with the ground connection pipe in the recess, the one end and the wiring hole of ground connection pipe are linked together, the inside top of insulating protective housing is provided with the installation room. This experimental ground connection machinery blocking device of power equipment maintenance makes through setting up insulating protective housing, screw hole, smoke transducer, attention device, gasbag and arc gomphosis board etc. the utility model has the advantages of the security is high, put out a fire.
Description
Technical Field
The utility model relates to a blocking device field specifically is power equipment overhauls experimental ground connection machinery blocking device.
Background
The rapid development of the smart grid puts higher requirements on the safety of the overhaul test. The ground state has not been conform to the experimental requirement of current transformer substation in traditional maintenance test, like current 10 kilovolts, 35 kilovolts of cubical switchboard all adopt totally enclosed type switch trolley and ground connection row to be located the cubical switchboard rear side, the connection distance of earth connection is long and not in sight range, is not conform to controllable, in the control of maintenance test ground connection, controlled principle, on the other hand, live test such as cable fault inspection, arrester resistive resistance test is more and more common, this type live test relies on reliable ground connection more.
At present in order to prevent that the earth connection is not hard up, earthing device from taking place by the condition such as maloperation, generally protect through setting up the tool to lock, earthing device uses for a long time, junction contact failure, or the circuit is ageing, easy short circuit to cause the conflagration, cause loss of property.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a power equipment overhauls experimental ground connection machinery blocking device has the advantage that improves and put out a fire and the security is high, has solved in order to prevent that the earth connection is not hard up, earthing device from taking place by the circumstances such as maloperation, usually through setting up the protective housing, sets up the tool to lock on the protective housing again, and earthing device uses for a long time, junction contact failure, or the circuit is ageing, the easy short circuit to cause the conflagration, cause loss of property's problem.
The utility model provides a following technical scheme: the novel double-head air cylinder comprises mounting plates, threaded holes with the same area are formed in four corners of each of the two mounting plates, an insulating protective shell is arranged at the top of one mounting plate, ventilation openings are formed in the left side wall and the right side wall of the insulating protective shell, wiring holes are formed in the central position of the front side wall of the insulating protective shell, a grounding support is arranged in the central position of the top of the other mounting plate, a groove is longitudinally formed in the central position of the grounding support, a grounding connecting pipe is arranged in the groove, one end of the grounding connecting pipe is communicated with the wiring holes, a mounting chamber is arranged at the top of the inside of the insulating protective shell, a double-head air cylinder is arranged in the mounting chamber, two supporting rods with the same length are transversely arranged at two ends of the double-head air cylinder, two the bottom of connecting rod runs through the installation room and extends to the outside, the bottom of the inside wall of connecting rod is provided with a set of arc gomphosis board in opposite directions, all be provided with the pjncture needle that the annular distributes on the inside wall board of arc gomphosis board, the intermediate position of the bottom of installation room is provided with the gasbag, and two the arc gomphosis board sets up the both sides at the gasbag, be provided with smoke transducer on the inside wall of one side of insulating protective housing, one side at the top of insulating protective housing is provided with the attention device, four edges and corners of mounting panel all are provided with spacing bolt.
Preferably, two the screw hole size, the position that four edges of mounting panel set up are all unanimous, spacing bolt and screw hole thread fixed connection.
Preferably, openings are formed in two sides of the joint of the installation chamber and the airbag, the connecting rod extends to the outside of the installation chamber through the openings, and the joint of the arc-shaped embedded plate and the connecting rod is fixedly connected through threads.
Preferably, the smoke sensor is electrically connected with the double-head cylinder and the alarm.
Preferably, an insulating clamping sleeve is arranged outside the grounding connecting pipe, and one end of the grounding connecting pipe is communicated with the grounding support.
Preferably, the two ends of the double-head cylinder are fixedly connected with the supporting rod, and the supporting rod is fixedly connected with the connecting rod.
Preferably, a dry powder extinguishing agent is arranged inside the air bag
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this experimental ground connection machinery blocking device of power equipment maintenance makes through setting up insulating protective housing, ground connection even spool and screw hole the utility model has the advantages of the security is high, will connect during the earth connection after fixed stretches into ground connection even spool, insulating protective housing cover establishes in the top of ground connection junction, locks through spacing bolted connection screw hole, prevents to miss electric shock and non-operating personnel maloperation after spouting.
2. This experimental ground connection machinery blocking device of power equipment maintenance through smoke transducer, attention device, makes the utility model has the advantages of the security is high, works as this device short circuit, and smoke transducer senses smog or naked light production, triggers the attention device and sends out the police dispatch newspaper, makes the staff in time discover, overhauls, has further improved the security of device, avoids the short circuit after, because of the discovery is untimely, leads to not in time handling, makes personal safety and equipment property receive the loss.
3. This power equipment overhauls experimental ground connection machinery blocking device, through setting up gasbag, arc gomphosis board and pjncture needle, makes the utility model has the advantages of put out a fire, through tightening up arc gomphosis board, make the pjncture needle that sets up on the arc gomphosis board puncture the gasbag, the dry powder fire extinguishing agent in the gasbag is unrestrained, puts out the naked light, avoids the intensity of a fire to stretch.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a grounding mechanical locking device for an electric power equipment overhaul test provided by the present invention;
fig. 2 is a schematic side view of the grounding mechanical locking device for the power equipment maintenance test provided by the present invention;
fig. 3 is the utility model provides a power equipment overhauls experimental ground connection mechanical locking device's part and overlooks the structure schematic diagram.
In the figure: 1. mounting a plate; 2. a threaded hole; 3. an insulating protective case; 4. a vent; 5. a wiring hole; 6. a grounding support; 7. a ground connection pipe; 8. a double-ended cylinder; 9. a support bar; 10. A connecting rod; 11. an arc-shaped embedded plate; 12. puncturing needle; 13. an air bag; 14. a smoke sensor; 15. an alarm; 16. a limit bolt; 17. and (7) installing a chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, the mounting plate comprises mounting plates 1, four corners of each of the two mounting plates 1 are provided with threaded holes 2 having the same area, the top of one of the mounting plates 1 is provided with an insulating protective housing 3, the left and right side walls of the insulating protective housing 3 are provided with vents 4, the central position of the front side wall of the insulating protective housing 3 is provided with a wiring hole 5, the central position of the top of the other mounting plate 1 is provided with a grounding support 6, the central position of the grounding support 6 is longitudinally provided with a groove, a grounding connecting pipe 7 is arranged in the groove, one end of the grounding connecting pipe 7 is communicated with the wiring hole 5, the top of the inside of the insulating protective housing 3 is provided with a mounting chamber 17, a double-head cylinder 8 is arranged inside the mounting chamber 17, two ends of the double-head cylinder 8 are transversely provided with two supporting rods 9 having the same length, two the equal vertical connecting rod 10 that is provided with in bottom that the one end of double-end cylinder 8 was kept away from to bracing piece 9, two the bottom of connecting rod 10 runs through installation room 17 and extends to the outside, the bottom of the inside wall of connecting rod 10 is provided with a set of arc gomphosis board 11 in opposite directions, all be provided with annular distribution's pjncture needle 12 on the inside wall board of arc gomphosis board 11, the intermediate position of the bottom of installation room 17 is provided with gasbag 13, and two arc gomphosis board 11 sets up the both sides at gasbag 13, be provided with smoke transducer 14 on one side inside wall of insulating protective housing 3, one side at the top of insulating protective housing 3 is provided with attention device 15, four edges of mounting panel 1 all are provided with spacing bolt 16.
For the performance of further improvement power equipment overhauls experimental ground connection mechanical locking device, two 2 sizes of screw hole, the position that four edges and corners of mounting panel 1 set up are all unanimous, stop bolt 16 and 2 threaded fixed connection of screw hole.
In order to further improve the service performance of the grounding mechanical locking device in the power equipment overhaul test, openings are formed in two sides of the joint of the installation chamber 17 and the air bag 13, the connecting rod 10 extends to the outside of the installation chamber 17 through the openings, and the joint of the arc-shaped embedded plate 11 and the connecting rod 10 is in threaded fixed connection.
In order to further improve the service performance of the grounding mechanical locking device in the electrical equipment overhaul test, the smoke sensor 14 is electrically connected with the double-head cylinder 8 and the alarm 15.
In order to further improve the service performance of the grounding mechanical locking device in the power equipment overhaul test, an insulating clamping sleeve is arranged outside the grounding connecting pipe 7, and one end of the grounding connecting pipe 7 is communicated with the grounding support 6.
For the performance of further improvement power equipment overhauls experimental ground connection machinery blocking device, the both ends and the bracing piece 9 fixed connection of double-end cylinder 8, bracing piece 9 and connecting rod 10 fixed connection.
In order to further improve the service performance of the grounding mechanical locking device in the power equipment overhaul test, a dry powder extinguishing agent is arranged inside the air bag 13.
The working principle is as follows: after a grounding connector is connected with a grounding support 6, a grounding wire extends into a grounding connecting pipe 7 and extends to the outside of a protective shell through a wiring hole 5, a limiting bolt 16 is screwed into threaded holes 2 on two mounting plates 1 to fixedly connect the two mounting plates 1, an insulating protective shell 3 is covered right above the grounding support 6, a connecting part of the grounding wire is fixedly connected with the grounding support 6, the grounding wire extends into the grounding connecting pipe 7 and extends to the outside and passes through a limiting bolt 16, so that the insulating protective shell 3 is fixedly covered above the grounding support 6, the insulating protective shell has the functions of insulation and locking, electric shock during contact is prevented, misoperation or misoperation of non-working personnel is avoided, when the connecting part of the grounding wire is short-circuited or generates smoke due to poor contact, a smoke sensor 14 triggers a warning device 15 to give an alarm after sensing, and triggers a double-head cylinder 8 to drive a supporting rod 9 to slide inwards, the connecting rod 10 slides inwards to push the arc-shaped embedded plate 11 inwards, so that the puncture needle 12 arranged on the inner wall of the arc-shaped embedded plate 11 punctures the air bag 13, the dry powder extinguishing agent in the air bag 13 is scattered on the grounding support 6, the open fire can be extinguished at the moment, the fire is prevented from further expanding, the personnel loss and the property loss are avoided, and the safety is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Experimental ground connection mechanical locking device of power equipment maintenance, including mounting panel (1), its characterized in that: four corners of the two mounting plates (1) are provided with threaded holes (2) with the same area, one of the mounting plates (1) is provided with an insulating protective shell (3) at the top, vents (4) are arranged on the left side wall and the right side wall of the insulating protective shell (3), a wiring hole (5) is formed in the center position of the front side wall of the insulating protective shell (3), a grounding support (6) is arranged in the center position of the top of the other mounting plate (1), a groove is longitudinally formed in the center position of the grounding support (6), a grounding connecting pipe (7) is arranged in the groove, one end of the grounding connecting pipe (7) is communicated with the wiring hole (5), a mounting chamber (17) is arranged at the top inside of the insulating protective shell (3), and a double-head cylinder (8) is arranged inside the mounting chamber (17), the two ends of the double-head cylinder (8) are transversely provided with two supporting rods (9) with the same length, the bottoms of the two supporting rods (9) far away from one end of the double-head cylinder (8) are vertically provided with connecting rods (10), the bottom ends of the two connecting rods (10) penetrate through the installation chamber (17) and extend to the outside, the bottom ends of the inner side walls of the connecting rods (10) are oppositely provided with a group of arc-shaped embedded plates (11), puncture needles (12) distributed in an annular mode are arranged on the inner side wall plates of the arc-shaped embedded plates (11), an air bag (13) is arranged in the middle of the bottom of the installation chamber (17), the two arc-shaped embedded plates (11) are arranged on two sides of the air bag (13), the top of the air bag (13) is connected with the installation chamber (17), and a smoke sensor (14) is arranged on the inner side wall of one side of the insulating protection shell (3), one side at the top of insulating protective housing (3) is provided with attention device (15), four edges of mounting panel (1) all are provided with spacing bolt (16).
2. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: two threaded hole (2) size, the position that four edges of mounting panel (1) set up are all unanimous, stop bolt (16) and threaded hole (2) thread fixed connection.
3. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: openings are formed in two sides of the joint of the installation chamber (17) and the air bag (13), the connecting rod (10) extends to the outside of the installation chamber (17) through the openings, and the joint of the arc-shaped embedded plate (11) and the connecting rod (10) is fixedly connected through threads.
4. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: the smoke sensor (14) is electrically connected with the double-head cylinder (8) and the warning indicator (15).
5. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: an insulating clamping sleeve is arranged outside the grounding connecting pipe (7), and one end of the grounding connecting pipe (7) is communicated with the grounding support (6).
6. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: the two ends of the double-head cylinder (8) are fixedly connected with the supporting rod (9), and the supporting rod (9) is fixedly connected with the connecting rod (10).
7. The electrical equipment overhaul test grounding mechanical latching device of claim 1, wherein: and a dry powder extinguishing agent is arranged inside the air bag (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901146.7U CN214013408U (en) | 2020-12-07 | 2020-12-07 | Grounding mechanical locking device for power equipment overhaul test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901146.7U CN214013408U (en) | 2020-12-07 | 2020-12-07 | Grounding mechanical locking device for power equipment overhaul test |
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| Publication Number | Publication Date |
|---|---|
| CN214013408U true CN214013408U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022901146.7U Active CN214013408U (en) | 2020-12-07 | 2020-12-07 | Grounding mechanical locking device for power equipment overhaul test |
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| CN (1) | CN214013408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118539307A (en) * | 2024-06-19 | 2024-08-23 | 徐州苏开电气设备有限公司 | Switch board with ground connection locking mechanism |
-
2020
- 2020-12-07 CN CN202022901146.7U patent/CN214013408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118539307A (en) * | 2024-06-19 | 2024-08-23 | 徐州苏开电气设备有限公司 | Switch board with ground connection locking mechanism |
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