CN216238247U - Safety fence of switch rear cabinet of transformer substation - Google Patents
Safety fence of switch rear cabinet of transformer substation Download PDFInfo
- Publication number
- CN216238247U CN216238247U CN202120610049.4U CN202120610049U CN216238247U CN 216238247 U CN216238247 U CN 216238247U CN 202120610049 U CN202120610049 U CN 202120610049U CN 216238247 U CN216238247 U CN 216238247U
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- buckle
- switch
- cabinet
- safety fence
- box body
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- 238000004804 winding Methods 0.000 claims abstract description 16
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 8
- 241001465754 Metazoa Species 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001846 repelling effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a safety fence of a transformer substation switch back cabinet, which comprises an automatic winding box, wherein the automatic winding box comprises a cylindrical box body, a rotating shaft, a torsion spring and a warning belt, a sliding buckle female buckle I is arranged at the movable end of the warning belt, and a sliding buckle female buckle II is arranged on the cylindrical box body; the voice alarm is arranged at the upper end of the automatic winding box and comprises a shell, an infrared sensor, a lithium battery, a control circuit board and a power switch, wherein a sliding buckle male buckle II is arranged on the switch rear cabinet, and a sliding buckle male buckle I is arranged on the opposite wall of the switch rear cabinet, so that the safety fence is flexibly arranged at the switch rear cabinet of the transformer substation. The safety fence can be flexibly arranged, the installation efficiency is high, the cost is low, and the voice alarm is arranged on the box body provided with the warning belt to remind surrounding personnel of entering a charged area to prevent electric shock; meanwhile, the ultrasonic mouse repeller arranged at the bottom of the box body can effectively repel the small animals in the switch back cabinet, and the safety of the equipment is ensured.
Description
Technical Field
The utility model relates to the technical field of safety fences, in particular to a safety fence of a rear switch cabinet of a transformer substation.
Background
When the equipment in the switch room of the transformer substation is overhauled, a safety fence needs to be arranged to prevent field workers from mistakenly entering an operating equipment area to cause electric shock of the workers. Currently, indoor security fences used by substations include: flexible rail of stainless steel, insulating flexible rail, wooden rail and rail rope. When the cabinet door need be opened and overhauld behind the switch cabinet in the switch room, because the cabinet corridor is narrow behind the operating switch, when the switch that needs to keep apart is more simultaneously, just often feel inconvenient, except that the transport rail occupies manpower and time, it is great still to have the shared position of rail, is unfavorable for work to develop.
The stainless steel telescopic fence is convenient to carry, but is relatively high in cost and large in occupied space.
The prior art also has an insulated telescopic fence which has the advantages of free extension and convenient movement; however, when a plurality of isolating switches are needed on site, the occupied positions of the fences are large, and the work development is not facilitated.
The utility model patent of 'folding frame type indoor safety fence' with publication number CN203296472U discloses a safety fence which has simple structure, convenient use and storage, time-saving and labor-saving operation and convenient carrying; but the effect is still not good for the use of switch back cabinet corridor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide the safety fence of the rear cabinet of the transformer substation switch, so as to achieve the purposes of flexible installation, high efficiency and low manufacturing cost.
Therefore, the utility model provides a safety fence of a transformer substation switch rear cabinet, which comprises: the automatic winding box comprises a cylindrical box body, a rotating shaft, a torsion spring and a warning belt, wherein the torsion spring is coaxially connected with the rotating shaft, the warning belt is wound on the outer side of the rotating shaft, a sliding buckle female buckle I is arranged at the movable end of the warning belt, and a sliding buckle female buckle II is arranged on the cylindrical box body; the voice alarm is arranged at the upper end of the automatic winding box and comprises a shell, an infrared sensor, a lithium battery, a control circuit board and a power switch, wherein a sliding buckle male buckle two connected with a sliding buckle female buckle is arranged on a switch rear cabinet, a sliding buckle male buckle one connected with a sliding buckle female buckle is arranged on a wall opposite to the switch rear cabinet, and therefore a safety fence is flexibly arranged at the position of the switch rear cabinet of the transformer substation.
Preferably, a tension sensor is arranged in the cylindrical box body, the tension sensor is connected with one end of the inner side of the torsion spring, and the tension sensor is in signal connection with the control circuit board.
Preferably, the bottom of the automatic wire winding box is provided with an ultrasonic mouse repeller for effectively repelling small animals in the switch back cabinet.
Preferably, the shell is provided with a USB interface electrically connected with the lithium battery.
Preferably, the shell is provided with an infrared probe port opposite to the detection end of the infrared sensor.
The safety fence of the transformer substation rear switch cabinet can be flexibly arranged at the position of the transformer substation indoor rear switch cabinet, is high in installation efficiency and low in manufacturing cost, and the voice alarm is arranged on the box body provided with the warning belt to remind surrounding personnel of entering a live area and prevent electric shock; meanwhile, the ultrasonic mouse repeller arranged at the bottom of the box body can effectively repel the small animals in the switch back cabinet by utilizing the ultrasonic function, thereby ensuring the safety of the equipment.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic diagram of a forward structure of a safety fence of a substation switchgear cabinet according to the present invention; and
fig. 2 is a schematic top view of the safety fence of the substation switchgear cabinet according to the present invention.
Description of the reference numerals
1. A voice alarm; 2. a USB interface; 3. a lithium battery; 4. a partition plate; 5. a warning band; 6. a rotating shaft; 7. a torsion spring; 8. the sliding buckle is a female buckle I; 9. a first male buckle of the sliding buckle; 10. an infrared sensor; 11. a power switch; 12. a tension sensor; 13. ultrasonic mouse repeller; 14. an infrared probe port; 15. a sliding buckle female buckle II; 16. and a male buckle II of the sliding buckle.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the safety fence of the substation switchgear cabinet of the present invention includes: a second sliding buckle male buckle 16 arranged on the switch back cabinet, a first sliding buckle male buckle 9 arranged on the wall opposite to the gallery, and an automatic winding box provided with a warning belt 5.
The automatic winding box is characterized in that a voice alarm 1 is mounted at the upper end of the automatic winding box, has an infrared thermal induction voice alarm function, and is used for giving out voice alarm and preventing field workers from mistakenly entering an operating equipment area to cause electric shock to the workers; the bottom of the automatic winding box is provided with an ultrasonic mouse repeller 13, which can effectively repel the small animals in the cabinet behind the switch by utilizing the ultrasonic function, thus ensuring the safety of the equipment.
Specifically, as shown in fig. 1, fig. 2, automatic spiral box includes cylinder box body, cylinder box body internally mounted's pivot 6, torsional spring 7 and warning area 5, torsional spring 7 and 6 coaxial coupling of pivot, and warning area 5 twines in the 6 outsides of pivot, and is about 2 meters long, and the expansion end in warning area 5 is provided with the slip and detains box-lock 8 for with set up the slip and detain a 9 joints on the wall of corridor opposite sides.
Wherein, also be equipped with two 15 of slip knot box-pin on the cylinder face of cylinder box body of automatic spiral box, can with install two 16 joints of slip knot pin thread behind the switch cabinet, can locate to set up the security fence in the indoor switch back cabinet of transformer substation in a flexible way, conveniently transport to other transformer substations, greatly compress the cost of setting, simultaneously under the condition that the staff temporarily leaves the scene, open infrared thermoinduction audio alert function on the box body of warning area is equipped with, remind personnel on every side to be about to get into electrified region, the prevention is electrocuted and is taken place.
Aiming at the work of the switch back cabinet of the transformer substation, the safety fence can compress the time for setting the safety fence, meanwhile, because the portable boxes provided with the warning belts can be flexibly disassembled and assembled, only 4 portable boxes provided with the warning belts are needed for one transformer substation, all the working safety fences of the switch back cabinet of the transformer substation can be arranged, the efficiency is high, the cost is low,
as shown in fig. 1, the voice alarm 1 includes a housing, and an infrared sensor 10, a lithium battery 3, and a control circuit board that are disposed inside the housing, where the housing is provided with an infrared probe port 14, a USB interface 2, and a power switch 11. If meeting personnel and being close to this region, audible alarm triggers and automatic alarm through built-in infrared sensor 10, and the suggestion is about to get into electrified region, can prevent on-the-spot personnel and electrocute.
As shown in fig. 2, a tension sensor 12 for providing an alarm starting signal for the voice alarm 1 is arranged in the cylindrical box body, the tension sensor 12 is in signal connection with a control circuit board of the voice alarm 1, and the tension sensor 12 is mounted on the inner side of the torsion spring 7, connected with one end of the inner side of the torsion spring 7 and used for detecting tension applied to the torsion spring 7.
When an operator pulls the warning belt 5, the rotating shaft 6 rotates to drive the torsion spring 7 to deform, so that the tension of one end of the inner side of the torsion spring 7 changes, an alarm starting signal can be provided for the voice alarm 1 after the tension of the tension sensor 12 reaches a certain value, the infrared sensor 10 starts to work, and the infrared sensor 10 is prevented from transmitting an alarm signal to the voice alarm when the warning belt 5 is not pulled out.
In the present case, the lithium battery 3 is a rechargeable battery and is electrically connected to the USB interface 2, and the infrared probe port 14 is opposite to the detection end of the infrared sensor 10, so that infrared rays can pass through the housing. In addition, a partition plate 4 is arranged between the automatic winding box and the voice alarm 1, so that the internal structure of the voice alarm 1 is prevented from being damaged in the rotating process of the rotating shaft 6.
The working principle and the working process of the utility model are briefly described below with reference to the accompanying drawings.
Firstly, a second sliding buckle male buckle 16 is required to be installed on each switch rear cabinet, a first sliding buckle male buckle 9 is required to be installed on the wall opposite to the corridor, the installation positions of the first sliding buckle male buckle 9 and the second sliding buckle male buckle 16 are 1 m away from the ground, plastic materials are selected, and the first sliding buckle male buckle 9 and the second sliding buckle male buckle 16 are installed on the switch rear cabinet and the wall opposite to the corridor respectively through electric drill drilling.
Then, in the area needing isolation, the automatic winding box with the voice alarm and the mouse repeller is hung on the second sliding buckle male buckle 16 of the cabinet behind the switch, and then the power switch 11 on the voice alarm is turned on to start working after being electrified.
Finally, pulling out the warning belt 5 from the automatic winding box, and enabling a first sliding buckle female buckle 8 at the movable end of the warning belt 5 to be clamped with a first sliding buckle male buckle 9 on the wall opposite to the gallery, wherein the tension of one end of the inner side of the torsion spring 7 changes at the moment, and the tension sensor 12 sends a signal to an infrared sensor in the voice alarm 1; thereafter, when the person enters the warning area, the infrared sensor 10 will detect the person and transmit a signal to the voice alarm to make the voice alarm send out a voice alarm to remind that the person is prohibited from entering the warning area.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (5)
1. The utility model provides a security fence of cabinet behind transformer substation's switch which characterized in that includes:
the automatic winding box comprises a cylindrical box body, a rotating shaft (6), a torsion spring (7) and a warning belt (5), wherein the torsion spring (7) is coaxially connected with the rotating shaft (6), the warning belt (5) is wound on the outer side of the rotating shaft (6), a sliding buckle female buckle I (8) is arranged at the movable end of the warning belt (5), and a sliding buckle female buckle II (15) is arranged on the cylindrical box body;
the voice alarm (1) is arranged at the upper end of the automatic winding box and comprises a shell, an infrared sensor (10), a lithium battery (3), a control circuit board and a power switch (11);
the switch back cabinet is provided with a sliding buckle male buckle II (16) connected with the sliding buckle female buckle II (15) in a clamped mode, and the opposite wall of the switch back cabinet is provided with a sliding buckle male buckle I (9) connected with the sliding buckle female buckle I (8) in a clamped mode, so that the switch back cabinet of the transformer substation is flexibly provided with the safety fence.
2. The safety fence of the substation switch back cabinet as claimed in claim 1, characterized in that a tension sensor (12) is arranged in the cylindrical box body, the tension sensor (12) is connected with one end of the inner side of the torsion spring (7), and the tension sensor (12) is in signal connection with the control circuit board.
3. A safety fence for a post-switch cabinet of a substation according to claim 1, characterized in that an ultrasonic mouse repeller (13) is mounted at the bottom of the automatic winding box for effectively repelling small animals of the post-switch cabinet.
4. The safety fence of the substation switchgear cabinet as claimed in claim 1, characterized in that the casing is provided with a USB interface (2) electrically connected to the lithium battery (3).
5. A safety fence for a substation switchgear cabinet according to claim 1, characterized in that the housing is provided with an infrared probe port (14) opposite the detection end of the infrared sensor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120610049.4U CN216238247U (en) | 2021-03-25 | 2021-03-25 | Safety fence of switch rear cabinet of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120610049.4U CN216238247U (en) | 2021-03-25 | 2021-03-25 | Safety fence of switch rear cabinet of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216238247U true CN216238247U (en) | 2022-04-08 |
Family
ID=80938664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120610049.4U Active CN216238247U (en) | 2021-03-25 | 2021-03-25 | Safety fence of switch rear cabinet of transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216238247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115627968A (en) * | 2022-08-19 | 2023-01-20 | 贵州电网有限责任公司 | General type security fence of electric power engineering |
-
2021
- 2021-03-25 CN CN202120610049.4U patent/CN216238247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115627968A (en) * | 2022-08-19 | 2023-01-20 | 贵州电网有限责任公司 | General type security fence of electric power engineering |
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