CN218509393U - Assembled transformer substation transformer overhauls ladder - Google Patents
Assembled transformer substation transformer overhauls ladder Download PDFInfo
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- CN218509393U CN218509393U CN202222071853.7U CN202222071853U CN218509393U CN 218509393 U CN218509393 U CN 218509393U CN 202222071853 U CN202222071853 U CN 202222071853U CN 218509393 U CN218509393 U CN 218509393U
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- fixing device
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- climbing ladder
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Abstract
The utility model discloses an assembled transformer substation maintenance ladder, which comprises a transformer platform fixing device and a climbing ladder; the transformer platform fixing device comprises transformer box clamping structures, a plurality of pedals are horizontally arranged between the two transformer box clamping structures, the transformer box clamping structures are horizontally transverse U-shaped structures, and the opening width of each U-shaped structure is matched with the thickness of the edge of each transformer box; the front part of the uppermost pedal is connected with a lifting lug fixing device through a connecting rod, and the lifting lug fixing device is detachably connected with a transformer lifting lug; the lower parts of the two transformer box body clamping structures are provided with climbing ladder hook connecting structures matched with the climbing ladder top hooks, and the climbing ladder top hooks are connected with the transformer platform fixing device in an inserting mode through the climbing ladder hook connecting structures. The utility model discloses potential safety hazard when can reducing the maintenance personal in the transformer maintenance work and climbing and when overhauing avoids taking place the incident such as personnel fall.
Description
Technical Field
The utility model relates to a transformer of transformer substation overhauls the field, especially relates to an assembled transformer of transformer substation overhauls ladder.
Background
The transformer is one of the most important core devices of the transformer substation, and needs to be periodically overhauled according to working standards. Because current transformer is bulky high, the maintainer need climb to the transformer upper portion of higher position and overhaul the transformer, and overhaul work is in the aerial work environment all the time. And according to the regulation of electric operation, the anti-falling measures are required for high-altitude operation with the operation height of more than 2 m. However, due to the limitation of the internal site of the transformer, anti-falling measures such as a scaffold, an overhead working truck or a lifting working truck cannot be used, so that potential safety hazards of maintenance personnel during maintenance work of the transformer are large, and safety accidents such as falling of personnel are prone to happening.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled transformer substation transformer overhauls ladder can reduce the potential safety hazard when maintainer scrambles and overhauls in the transformer maintenance work, avoids taking place the incident such as personnel fall.
The utility model adopts the following technical proposal:
an assembly type transformer station transformer overhaul ladder comprises a transformer platform fixing device and a climbing ladder, wherein the transformer platform fixing device is detachably arranged at the edge of a transformer; the transformer platform fixing device comprises transformer box clamping structures symmetrically arranged on the left side and the right side, a plurality of pedals are horizontally arranged between the two transformer box clamping structures, the transformer box clamping structures are horizontally transverse U-shaped structures, and the opening width of each U-shaped structure is matched with the thickness of the edge of each transformer box; the front part of the uppermost pedal is connected with a lifting lug fixing device through a connecting rod, and the lifting lug fixing device is detachably connected with a transformer lifting lug; the lower parts of the two transformer box clamping structures are provided with climbing ladder hook connecting structures matched with the climbing ladder top hooks, and the climbing ladder top hooks are connected with the transformer platform fixing device in an inserting mode through the climbing ladder hook connecting structures.
And the two horizontal parts of the U-shaped structure are both of telescopic structures.
The vertical part of the U-shaped structure extends upwards to form an upper vertical rod, and the height of the upper vertical rod is higher than the edge of the transformer box body.
The top of the upright stanchion is provided with a safety belt connecting suspension loop.
The lifting lug fixing device comprises a sleeve with an opening at the lower end, a lifting lug accommodating cavity matched with the lifting lug in shape is formed in the sleeve, a first strip-shaped through hole is formed in the middle of the sleeve along the axial direction of the sleeve, a connecting pin is inserted into the first strip-shaped through hole, and the sleeve is detachably connected with the lifting lug through the connecting pin.
The connecting rod adopt the telescopic link of adjusting length through the screw thread, the stiff end of telescopic link is connected with the pedal, the flexible end of telescopic link is connected with the sleeve rotation through connecting bearing.
Vertical portion downwardly extending of U-shaped structure form pole setting down, the height that highly is less than transformer box border of pole setting down, climbing ladder couple connection structure includes the second bar through-hole that pole setting lower part set up down, the terminal surface still is provided with the couple jack before the pole setting down of second bar through-hole below.
The upper portion of last pole setting and the middle part of lower pole setting all be provided with the climbing handle.
The climbing ladder adopts a lifting glass fiber reinforced plastic insulating ladder.
The LED illuminating device is arranged on the upper portion of the upper vertical rod and the middle portion of the lower vertical rod, and the non-contact induction electroscope is further arranged on the upper vertical rod.
The utility model discloses not from the current situation of taking the climbing ladder to current transformer, consider simultaneously that current transformer does not have dedicated climbing ladder fixed knot to construct, utilize the lug and the box border of transformer from the area, special design transformer platform fixing device is connected with the transformer, establishes the transformer box card through the U-shaped structure that the structure utilizes the box border to realize fixedly, utilizes the lug to realize fixedly through lug fixing device simultaneously, has greatly improved when guaranteeing connection stability the utility model discloses a general performance. And simultaneously, the utility model discloses well cat ladder couple connection structure of design can realize stably being connected with current insulating ladder tip couple, potential safety hazard when can reducing the maintenance personal in the transformer maintenance work and scramble avoids taking place the incident such as personnel fall. And simultaneously, the utility model discloses still can provide the safety belt fixed point for the maintainer when the transformer top is overhauld, stop the potential safety hazard. The utility model discloses simple structure, convenient to use has very big spreading value.
Drawings
Fig. 1 is a schematic structural view of a transformer platform fixing device of the present invention;
fig. 2 is a schematic view of the usage state of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in figure 1 and figure 2, assembled transformer substation transformer overhaul ladder, including transformer platform fixing device 1 and climbing ladder 2, transformer platform fixing device 1 can dismantle the setting in 3 departments of transformer box border, climbing ladder 2 can dismantle with transformer platform fixing device 1 and be connected. After the transformer of transformer substation finishes installing, can be with transformer platform fixing device 1 and 3 fixed connection of transformer box border, and transformer platform fixing device 1 is apart from ground take the altitude, can effectively prevent that irrelevant personnel from climbing to transformer upper portion when not connecting climbing ladder 2. When the maintainer need overhaul the transformer, be connected climbing ladder 2 and transformer platform fixing device 1, can loop through climbing ladder 2 and transformer platform fixing device 1 and climb to transformer upper portion, overhaul work.
The transformer platform fixing device 1 comprises transformer box body clamping structures 4 symmetrically arranged on the left side and the right side, a plurality of pedal plates 5 are horizontally arranged between the transformer box body clamping structures 4, the transformer box body clamping structures 4 are horizontally transverse U-shaped structures, and the opening width of each U-shaped structure is matched with the thickness of the edge 3 of each transformer box body. Two horizontal parts 6 card about the U-shaped structure are established at 3 upper surface and lower surfaces in transformer box border, can play stable fixed effect. A plurality of steps 5 both can establish structure 4 stable connection with two transformer box card, play the effect that the maintainer of being convenient for trampled the climbing again. In order to further improve the stability of the transformer platform fixing device 1 connected with the transformer, the front part of the pedal 5 positioned at the top is connected with a lifting lug fixing device 8 through a connecting rod 7, and the lifting lug fixing device 8 is detachably connected with a lifting lug of the transformer. The transformer lug is the hoisting accessory among the current transformer, and lug fixing device 8 can be through transformer lug and the reliable and stable connection of transformer. Because current transformer is all not from taking the climbing or climbing fixing device, transformer platform fixing device 1 in this application can utilize transformer box border 3 and transformer lug ingeniously, confirms fixed stability through the fixed mode of multiple spot, prevents that transformer platform fixing device 1 accident from breaking away from the incident that causes.
Two transformer tank card establish 4 lower parts all be provided with the climbing ladder couple connection structure of 2 top couples 9 looks adaptations of climbing ladder, and climbing ladder 2 top couple 9 pegs graft with transformer platform fixing device 1 through climbing ladder couple connection structure. The top of the existing climbing ladder 2 is provided with an arc-shaped hook 9 so as to be convenient for hanging the hook at a designated position to fix the upper end of the climbing ladder 2. Combine current climbing ladder 2 in this application, utilize special design's climbing ladder couple connection structure and transformer platform fixing device 1 to form stable detachable mode, the easy access personnel uses, and has higher security.
The utility model discloses in, for the different outstanding length in transformer box border 3 among the different model transformers of adaptation, two horizontal parts 6 of U-shaped structure are extending structure to two horizontal parts 6 all have great area of contact and transformer box border 3 to form stable contact about guaranteeing, and the transformer box of the tight border below in horizontal part 6 can push up down, form the three contact surface to transformer box border 3 upper and lower surfaces and border below transformer box, further improve stability. Two horizontal portions 6 are telescopic structures, can adopt the inside and outside sleeve pipe of rectangle, and fix inside and outside sleeve pipe through the locating pin. In this embodiment, two horizontal portions 6 of the U-shaped structure are fixed at a distance, which is adapted to the thickness of the edge 3 of the transformer tank. In addition, two horizontal parts 6 of U-shaped structure also can adopt adjustable interval form, and two horizontal parts 6 interval of U-shaped structure are adjustable and through the position after fixing device locking adjustment, and the sliding connection mode among the prior art can be adopted to adjustable interval to carry out the position locking through the locating pin, and its structure is conventional technology, and no longer give consideration to here.
In the utility model, lug fixing device 8 includes lower extreme open-ended sleeve 10, sleeve 10 inside be with the lug holding chamber of lug shape looks adaptation, sleeve 10 middle part is provided with first bar through-hole 11 along sleeve 10 axial, and 11 interpolations in first bar through-hole are equipped with connecting pin 12, and sleeve 10 can dismantle with the lug through connecting pin 12 and be connected. During the use, establish sleeve 10 at the lug outside, then penetrate the one end of connecting pin 12 from the first bar through-hole 11 of sleeve 10 one side to pass through the lifting eye of lug after penetrating the first bar through-hole 11 of sleeve 10 offside and wear out, lock the tail end of connecting pin 12 through the nut and fix again, thereby realize the firm connection of sleeve 10 and lug. For further improving the utility model discloses a commonality to the lug of the different positions of adaptation, connecting rod 7 adopt the telescopic link through screw thread regulation length, and the stiff end and the step board 5 of telescopic link are connected, and the flexible end of telescopic link is passed through connection bearing 13 and is rotated with sleeve 10 and be connected. The telescopic rod can be an inner threaded rod and an outer sleeve which are connected through threads, and the length of the connecting rod 7 can be adjusted by rotating the inner threaded rod.
The utility model discloses in, the vertical portion of U-shaped structure upwards extends and forms the pole setting, goes up the pole setting highly be higher than transformer box border 3, can further make things convenient for the maintainer to scramble. Simultaneously, consider that current transformer upper portion does not have the device that is used for hanging the safety belt, the utility model discloses still be provided with the safety belt at the top of pole setting and connect link 14, can be connected with the safety belt that the maintainer wore on one's body to guarantee the personal safety of maintainer during operation.
Vertical portion downwardly extending of U-shaped structure forms lower pole setting, and the height of lower pole setting is less than transformer box border 3, and climbing ladder couple connection structure includes second bar through-hole 15 that lower pole setting lower part set up, and the terminal surface still is provided with couple jack 16 before the lower pole setting of second bar through-hole 15 below. When utilizing climbing ladder couple connection structure fixed climbing ladder 2, the pole setting under passing second bar through-hole 15 with the couple 9 of climbing ladder 2, then move climbing ladder 2 downwards, the lower extreme that makes the couple 9 of climbing ladder 2 inserts couple jack 16, at this moment, couple jack 16 and second bar through-hole 15 can realize the outrigger to the couple 9 of climbing ladder 2, never ensure the stability of climbing ladder 2 in the use, potential safety hazard when reducing the maintainer climbing.
The potential safety hazard when further reducing the maintainer climbing has been asked, and the upper portion of going up the pole setting all is provided with climbing handle 17 with the middle part of lower pole setting, and the maintainer of being convenient for grips. The upper portion of going up the pole setting and the middle part of lower pole setting all are provided with LED lighting device to the maintainer installs climbing ladder 2 and climbs. The climbing ladder 2 can adopt a lifting glass fiber reinforced plastic insulating ladder, has the advantage of adjustable height and has good insulating property.
Consider that transformer housing probably leads to electrified because of equipment trouble, for further guaranteeing maintainer personal safety, the utility model discloses in still be provided with non-contact response electroscope 18 in last pole setting. If the transformer shell is electrified, the alarm is given through alarm sound and an alarm lamp. Non-contact inductive electroscope 18 is conventional in the art and will not be described in detail herein.
The utility model discloses not from the current situation of taking the climbing ladder to current transformer, consider simultaneously that current transformer does not have dedicated climbing ladder fixed knot to construct, utilize the lug and the box border of transformer from the area, special design transformer platform fixing device 1 is connected with the transformer, establishes the transformer box card through the U-shaped structure and utilizes 4 box borders to realize fixedly, utilizes the lug to realize fixedly simultaneously through lug fixing device 8, has greatly improved when guaranteeing connection stability the utility model discloses a commonality can. And simultaneously, the utility model discloses well cat ladder couple connection structure of design can realize stably being connected with current insulating ladder tip couple, potential safety hazard when can reducing the maintenance personal in the transformer maintenance work and scramble avoids taking place the incident such as personnel fall. And simultaneously, the utility model discloses still can provide the safety belt fixed point for the maintainer when the transformer top is overhauld, stop the potential safety hazard. The utility model discloses simple structure, convenient to use has very big spreading value.
Claims (10)
1. The utility model provides an assembled transformer substation transformer maintenance ladder which characterized in that: the climbing ladder comprises a transformer platform fixing device and a climbing ladder, wherein the transformer platform fixing device is detachably arranged at the edge of a transformer; the transformer platform fixing device comprises transformer box clamping structures symmetrically arranged on the left side and the right side, a plurality of pedals are horizontally arranged between the two transformer box clamping structures, the transformer box clamping structures are horizontally transverse U-shaped structures, and the opening width of each U-shaped structure is matched with the thickness of the edge of each transformer box; the front part of the uppermost pedal is connected with a lifting lug fixing device through a connecting rod, and the lifting lug fixing device is detachably connected with a transformer lifting lug; the lower parts of the two transformer box clamping structures are provided with climbing ladder hook connecting structures matched with the climbing ladder top hooks, and the climbing ladder top hooks are connected with the transformer platform fixing device in an inserting mode through the climbing ladder hook connecting structures.
2. The assembly substation transformer service ladder of claim 1, characterized in that: and the two horizontal parts of the U-shaped structure are both of telescopic structures.
3. The assembled substation transformer access ladder of claim 1, wherein: the vertical part of the U-shaped structure extends upwards to form an upper vertical rod, and the height of the upper vertical rod is higher than the edge of the transformer box body.
4. The assembled substation transformer access ladder of claim 3, wherein: the top of the upright stanchion is provided with a safety belt connecting suspension loop.
5. The assembled substation transformer access ladder of claim 1, wherein: the lifting lug fixing device comprises a sleeve with an opening at the lower end, a lifting lug accommodating cavity matched with the lifting lug in shape is formed in the sleeve, a first strip-shaped through hole is formed in the middle of the sleeve along the axial direction of the sleeve, a connecting pin is inserted into the first strip-shaped through hole, and the sleeve is detachably connected with the lifting lug through the connecting pin.
6. The assembled substation transformer access ladder of claim 5, wherein: the connecting rod adopt the telescopic link of adjusting length through the screw thread, the stiff end of telescopic link is connected with the pedal, the flexible end of telescopic link is connected with the sleeve rotation through connecting bearing.
7. The assembled substation transformer access ladder of claim 3, wherein: vertical portion downwardly extending of U-shaped structure form pole setting down, the height of pole setting down is less than transformer box border, climbing ladder couple connection structure includes the second bar through-hole that pole setting lower part set up down, the terminal surface still is provided with the couple jack before the pole setting down of second bar through-hole below.
8. The assembled substation transformer access ladder of claim 7, wherein: the upper portion of going up the pole setting and the middle part of lower pole setting all be provided with the climbing handle.
9. The assembled substation transformer access ladder of claim 1, wherein: the climbing ladder adopts a lifting glass fiber reinforced plastic insulating ladder.
10. The assembled substation transformer access ladder of claim 7, wherein: the LED illuminating device is arranged on the upper portion of the upper vertical rod and the middle portion of the lower vertical rod, and the non-contact type induction electroscope is further arranged on the upper vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222071853.7U CN218509393U (en) | 2022-08-08 | 2022-08-08 | Assembled transformer substation transformer overhauls ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222071853.7U CN218509393U (en) | 2022-08-08 | 2022-08-08 | Assembled transformer substation transformer overhauls ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218509393U true CN218509393U (en) | 2023-02-21 |
Family
ID=85208532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222071853.7U Active CN218509393U (en) | 2022-08-08 | 2022-08-08 | Assembled transformer substation transformer overhauls ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218509393U (en) |
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2022
- 2022-08-08 CN CN202222071853.7U patent/CN218509393U/en active Active
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