CN213063453U

CN213063453U - Maintenance crawling ladder signboard for transformer substation

Info

Publication number: CN213063453U
Application number: CN202021663087.8U
Authority: CN
Inventors: 冯亮; 王海; 张加加; 尚文兵; 常润; 于平乐; 张苗
Original assignee: State Grid Henan Electric Power Co Boai County Power Supply Co
Current assignee: State Grid Henan Electric Power Co Boai County Power Supply Co
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-27
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a board is marked to overhaul cat ladder of transformer substation, including the wire pole, the wire pole can be dismantled and be connected with the cat ladder, cat ladder fixedly connected with warning device, warning device includes mainboard, overhead gage and lower baffle all with mainboard sliding connection, the overhead gage passes through bolt and cat ladder fixed connection, the overhead gage is connected through rotating and lower baffle meshing, the baffle rotates through drive mechanism and is connected with the sign grid tray down. The utility model discloses a setting up a transformer substation overhauls cat ladder and marks tablet for the staff is when not expanding the maintenance operation, and the operation can be overhauld to the staff is reminded "from top to bottom" in the signboard suggestion: when the staff expandes to overhaul the operation, the signboard suggestion "forbid climbing" reminds other personnel to prevent to miss to climb and avoid causing the emergence of accident, increases the security of overhauing the operation.

Description

Maintenance crawling ladder signboard for transformer substation

Technical Field

The utility model belongs to the technical field of the transformer substation overhauls the device, especially, relate to a transformer substation overhauls cat ladder and marks tablet.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substations in the power plant are step-up substations, which are used to boost up the electrical energy generated by the generator and feed it to the high-voltage network. During the construction operation of transformer substation, the staff need climb the wire pole top through the cat ladder and debug equipment such as transformers, but the staff need go to perfect at the certain not enough of design of actual overhaul, debugging in-process cat ladder.

Among the prior art, the transformer substation overhauls the cat ladder and does not possess warning and safeguard function in the real work, leads to other personnel equally can climb the cat ladder, induces other personnel easily and mistakenly steps on live equipment to lead to accident's emergence, increase the security that the device used.

Therefore, the transformer substation overhauling crawling ladder sign board solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, the crawling ladder with warning and protection functions is provided, and the board is marked to the transformer substation maintenance crawling ladder for avoiding personnel to mistakenly step on the live equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a transformer substation overhauls cat ladder and marks tablet, includes the wire pole, the wire pole can be dismantled and be connected with the cat ladder, cat ladder fixedly connected with warning device, warning device includes mainboard, overhead gage and lower baffle all with mainboard sliding connection, the overhead gage passes through bolt and cat ladder fixed connection, the overhead gage is connected through rotating a piece and lower baffle meshing, the baffle rotates through drive mechanism and is connected with the sign grid tray down.

Preferably, the ladder stand comprises a support column and a foot rest lever, and the support column is detachably connected with the telegraph pole through a hoop.

Preferably, the mainboard is equipped with the sliding opening, overhead gage and lower baffle all with sliding opening sliding connection, the overhead gage passes through reset spring and mainboard swing joint.

Preferably, the pillar is provided with a limiting hole, the upper baffle is provided with a fixing block, and the fixing block is connected with the limiting hole in a matched mode through a bolt.

Preferably, the rotating member comprises a first gear and a tooth groove which are meshed with each other, the gear is rotationally connected with the main plate, and the tooth groove is arranged on the upper baffle and the lower baffle once the upper baffle and the lower baffle are close to each other.

Preferably, the transmission mechanism comprises a transmission part and an overturning part, the transmission part comprises a second gear and a rack which are meshed with each other, the overturning part comprises a worm and a worm wheel, the rack is fixedly connected to one end, away from the tooth space, of the lower baffle plate, the second gear is fixedly connected with a rotating shaft of one group of identification grid plates, and the rotating shaft is coaxially and fixedly connected with the worm wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up warning device to the transformer substation maintenance cat ladder for the staff is when not expanding the maintenance operation, and the signboard suggestion "from this from top to bottom" reminds the staff to overhaul the operation: when the staff expandes to overhaul the operation, the signboard suggestion "forbid climbing" reminds other personnel to prevent to miss to climb and avoid causing the emergence of accident, increases the security of overhauing the operation.

2. Through setting up guard flap to warning device for the staff is through the closure cat ladder when overhauing the operation, and then forces the climbing work of avoiding other personnel, increases the practicality of device, and suitable scope promotes.

Drawings

Fig. 1 is a schematic structural view of a maintenance crawling ladder signboard of a transformer substation provided by the utility model;

fig. 2 is an expanded structure schematic diagram of the maintenance crawling ladder signboard of the transformer substation provided by the utility model;

fig. 3 is a schematic structural view of a warning device in the maintenance crawling ladder signboard of the transformer substation provided by the utility model;

fig. 4 is the utility model provides a structure schematic diagram of sign grid plate in transformer substation's maintenance cat ladder marks tablet.

In the figure: the warning device comprises a telegraph pole 1, a ladder stand 2, a support column 21, a pedal rod 22, a hoop 23, a limiting hole 24, a warning device 3, a main board 4, a sliding opening 41, an upper baffle 5, a return spring 51, a fixing block 52, a lower baffle 6, a rotating part 7, a first gear 71, a tooth space 72, a transmission mechanism 8, a transmission part 81, a second gear 811, a rack 812, an overturning part 82, a worm 821, a worm gear 822, a mark grid plate 9 and a rotating shaft 91.

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.

Referring to fig. 1-4, a transformer substation overhauls cat ladder and marks tablet, including wire pole 1, wire pole 1 can dismantle and be connected with cat ladder 2, and it needs to explain that, cat ladder 2 includes pillar 21 and foot rest bar 22, and the one end that foot rest bar 22 kept away from pillar 21 is equipped with crooked radian, and pillar 21 fixedly connected with mounting panel, mounting panel pass through staple bolt 23 and wire pole 1 can dismantle the connection.

2 fixedly connected with warning device 3 of cat ladder, warning device 3 include mainboard 4, overhead gage 5 and lower baffle 6, and overhead gage 5 all with 4 sliding connection of mainboard with lower baffle 6, and it needs to be noted that mainboard 4 is equipped with sliding opening 41, overhead gage 5 and lower baffle 6 all with sliding opening 41 sliding connection, overhead gage 5 passes through

reset spring

51 and 4 swing joint of mainboard.

The upper baffle 5 is fixedly connected with the ladder stand 2 through bolts, it should be noted that the support column 21 is provided with a limiting hole 24, the upper baffle 5 is provided with a fixing block 52, and the fixing block 52 is connected with the limiting hole 24 through the bolts in a matching mode, so that workers can lock the ladder stand 2 conveniently, and the workers can be prevented from climbing by mistake.

The upper baffle 5 is connected with the lower baffle 6 through rotating the piece 7 in a meshed manner, and it should be noted that the rotating piece 7 comprises a first gear 71 and a tooth groove 72 which are meshed with each other, the gear 1 is connected with the main board 4 in a rotating manner, the upper baffle 5 and the lower baffle 6 are close to each other, once the tooth groove 72 is arranged, the upper baffle 5 and the lower baffle 6 are convenient to work in the process of pulling the upper baffle 5, the lower baffle 6 is extended to work, and the locking span of the main board 4, the upper baffle 5 and the lower baffle 6 at least comprises three groups of pedal rods 22.

The lower baffle 6 is rotatably connected with a marking grid plate 9 through a transmission mechanism 8.

The specific transmission mechanism 8 comprises a transmission member 81 and an overturning member 82, wherein the transmission member 81 comprises a second gear 811 and a rack 812 which are meshed with each other, the overturning member 82 comprises a worm 821 and a worm wheel 822, the rack 812 is fixedly connected to one end of the lower baffle plate 6 far away from the tooth groove 72, the second gear 811 is fixedly connected with a rotating shaft 91 of one group of identification grid plates 9, and the rotating shaft 91 is coaxially and fixedly connected with the worm wheel 822.

More specifically, rack 812 and tooth's socket 72 all set up the side at the baffle, and mainboard 4 is equipped with the round mouth, and sign grid plate 9's warning words warns work through the round mouth, and pivot 91, worm 821 all rotate through bearing and mainboard 4 and connect, and the staff of being convenient for changes warning words at the in-process of sliding overhead gage 5.

Now, the operation principle of the present invention is described as follows:

the utility model discloses during the use, the staff transports the device to the maintenance point according to the maintenance demand, fixes staple bolt 23 and wire pole 1 earlier, connects the pillar 21 of cat ladder 2 through mounting panel and staple bolt 23 after that, when the staff did not expand the maintenance operation, the signboard suggestion "from top to bottom" reminds the staff to overhaul the operation: when the staff expandes the maintenance operation, climb cat ladder 2 through foot rest lever 22, stimulate overhead gage 5 after the climbing, pass the bolt fixed block 52 and connect with spacing hole 24, fix overhead gage 5, overhead gage 5 slides the in-process, baffle 6 stretches out the action through the meshing of first gear 71 and tooth's socket 72 down, baffle 6 fixed connection's rack 812 drives second gear 811 and rotates down, second gear 811 overturns sign grid plate 9 through pivot 91, pivot 91 fixed connection's worm wheel 822 drives other signboard through the worm 821 of meshing simultaneously and overturns in step, make the warning content adjustment of signboard be "no climbing", remind other personnel, prevent that the mistake from climbing and avoid causing the emergence of accident, increase the security of maintenance operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a transformer substation overhauls cat ladder and marks tablet, includes wire pole (1), its characterized in that, wire pole (1) can be dismantled and be connected with cat ladder (2), cat ladder (2) fixedly connected with warning device (3), warning device (3) include mainboard (4), overhead gage (5) and lower baffle (6) all with mainboard (4) sliding connection, overhead gage (5) are through bolt and cat ladder (2) fixed connection, overhead gage (5) are connected through rotating (7) and lower baffle (6) meshing, baffle (6) rotate through drive mechanism (8) down and are connected with sign grid tray (9).

2. A substation inspection ladder marking board according to claim 1, characterized in that the ladder (2) comprises a pillar (21) and a foot bar (22), the pillar (21) is detachably connected with the utility pole (1) through a hoop (23).

3. The substation overhaul ladder stand signboard of claim 1, wherein the main board (4) is provided with a sliding opening (41), the upper baffle (5) and the lower baffle (6) are both connected with the sliding opening (41) in a sliding manner, and the upper baffle (5) is movably connected with the main board (4) through a return spring (51).

4. The substation overhaul ladder stand signboard of claim 2, wherein the support column (21) is provided with a limiting hole (24), the upper baffle (5) is provided with a fixing block (52), and the fixing block (52) is connected with the limiting hole (24) in a matching mode through a bolt.

5. A substation access ladder signboard according to claim 1, wherein the rotating member (7) comprises a first gear (71) and a tooth groove (72) which are meshed with each other, the first gear (71) is rotatably connected with the main board (4), and the upper baffle (5) and the lower baffle (6) are provided with the tooth groove (72) once they are close to each other.

6. A substation overhaul ladder stand signboard according to claim 5, wherein the transmission mechanism (8) comprises a transmission member (81) and an overturning member (82), the transmission member (81) comprises a second gear (811) and a rack (812) which are meshed with each other, the overturning member (82) comprises a worm (821) and a worm wheel (822), the rack (812) is fixedly connected to one end of the lower baffle plate (6) far away from the tooth groove (72), the second gear (811) is fixedly connected with a rotating shaft (91) of one of the groups of identification grids (9), and the rotating shaft (91) is coaxially and fixedly connected with the worm wheel (822).