CN217427446U - Transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device - Google Patents
Transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device Download PDFInfo
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- CN217427446U CN217427446U CN202123341688.4U CN202123341688U CN217427446U CN 217427446 U CN217427446 U CN 217427446U CN 202123341688 U CN202123341688 U CN 202123341688U CN 217427446 U CN217427446 U CN 217427446U
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- transformer
- safety belt
- fixing device
- operation safety
- dead lever
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Abstract
The utility model discloses a transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device, including hollow dead lever, the lower part and the middle part of dead lever are equipped with lower sleeve and upper sleeve respectively, and lower sleeve and upper sleeve all along axis sliding connection with the dead lever, and lower sleeve is connected with the one end of the first branch that the level set up, and upper sleeve's one end is provided with the opening and articulates in the opening and is provided with second branch, and the upper end of dead lever is connected with a plurality of sections extension rods, is provided with safety belt connection structure on the extension rod on top. The utility model discloses can be applicable to the structure of circuit breaker and transformer in the current transformer substation, realize the correct hanging of safety belt to guarantee maintainer's personal safety, stop the potential safety hazard.
Description
Technical Field
The utility model relates to a safety device especially relates to a breaker of transformer substation and transformer overhaul operation safety belt fixing device.
Background
The circuit breaker (switch) and the transformer are substation core equipment, need that regulation frequency to overhaul it according to the operating requirement, because circuit breaker and transformer are higher according to the position, its maintenance work all need carry out the high altitude construction, easily take place the risk of falling, endanger maintainer's personal safety.
According to safety regulations, the work height during maintenance work on a circuit breaker (switch) and a transformer exceeds 2m, and the work is high-altitude work, so that anti-falling measures are required to be taken to perform the work. However, due to the influence of the field, anti-falling measures such as a scaffold, an overhead working truck, a lifting working truck and the like cannot be generally used, so that only a mode of hanging a safety belt can be adopted. However, the existing circuit breaker (switch) and transformer have no proper position, and a safety belt can be hung, or the hanging position has the operation risk of hanging high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit breaker of transformer substation and transformer overhaul operation safety belt fixing device can be applicable to the structure of circuit breaker and transformer in the current transformer substation, realizes hanging correctly of safety belt to guarantee maintainer's personal safety, stop the potential safety hazard.
The utility model adopts the following technical proposal:
the utility model provides a breaker of transformer substation and transformer maintenance operation safety belt fixing device, includes hollow dead lever, and the lower part and the middle part of dead lever are equipped with lower sleeve and last sleeve respectively, and lower sleeve and last sleeve all with the dead lever along axis sliding connection, lower sleeve is connected with the one end of the first branch that the level set up, upward telescopic one end is provided with opening and opening internal hinge and is provided with second branch, the upper end of dead lever is connected with a plurality of sections extension rods, is provided with safety belt connection structure on the extension rod on top.
And a transformer lifting point fixing groove is formed in the side wall of the lower end of the fixing rod, and a transformer lifting point connecting device is arranged in the transformer lifting point fixing groove.
The front end of the lower sleeve is detachably connected with a first auxiliary supporting rod.
The front end of the first auxiliary supporting rod is detachably connected with a side wall limiting plate.
The rear end of the upper sleeve is detachably connected with a second auxiliary supporting rod.
The rear end of the second auxiliary supporting rod is detachably connected with an anti-skidding foot pad.
The upper portion of the rear end of the upper sleeve is provided with a horizontal limiting portion.
The outer walls of the first supporting rod and the second supporting rod are provided with rubber insulating sleeves.
The transformer lifting point connecting device comprises a positioning pin matched with the inner diameter of the transformer lifting point and a hoop matched with the outer diameter of the fixed rod, positioning holes are correspondingly formed in the hoop, and two ends of the positioning pin penetrating through the transformer lifting point are respectively in the two positioning holes of the hoop fixed on the outer wall of the fixed rod.
The upper sleeve is provided with a limiting device for fixing the upper sleeve at the position of the fixing rod.
The utility model discloses in, the lower pot head of dead lever is established outside the transformer hoisting point, utilizes bellied transformer hoisting point to support the dead lever, consequently overlaps on every transformer hoisting point and establishes the dead lever according to this method, is connected the safety belt connection structure on the extension rod on every dead lever with the safety belt again, can realize that the safety belt on the transformer is fixed.
Use the utility model discloses when setting up the circuit breaker, utilize first branch and the second branch that the cover was established on the dead lever, press from both sides respectively and establish the upper and lower surface at the horizontal protruding portion of circuit breaker box, form the horizontal U-shaped structure of level, can fix the dead lever on the circuit breaker, consequently all set up the dead lever around the circuit breaker box according to this method, be connected safety belt connection structure on every dead lever upper end extension rod with the safety belt again, can realize that the safety belt on the circuit breaker is fixed.
The utility model discloses the structure can be applicable to the structure of circuit breaker and transformer in the current transformer substation, realizes correctly hanging of safety belt to guarantee maintainer's personal safety, stop the potential safety hazard, simple structure, convenient to use.
Drawings
Fig. 1 is a schematic structural view of the transformer when the transformer is arranged on the transformer;
fig. 2 is a schematic structural view of the present invention when the present invention is installed on a circuit breaker;
fig. 3 is a schematic view of the connection structure between the middle fixing rod and the transformer suspension point of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in fig. 1 to 3, transformer substation's circuit breaker and transformer overhaul operation safety belt fixing device, including hollow dead lever 1, the lower part and the middle part of dead lever 1 are equipped with lower sleeve 2 and upper sleeve 3 respectively, and lower sleeve 2 and upper sleeve 3 all along axis sliding connection with dead lever 1, lower sleeve 2 is connected with the one end of the first branch 4 that the level set up, upper sleeve 3's one end is provided with opening 5 and opening 5 internal hinge and is provided with second branch 6, the upper end of dead lever 1 is connected with a plurality of sections extension rod 7, is provided with safety belt connection structure 8 on the extension rod 7 on top.
The utility model discloses in, the lower extreme of dead lever 1 can overlap and establish in transformer hoisting point 9 outsidely, utilizes bellied transformer hoisting point 9 to support dead lever 1, consequently establishes dead lever 1 according to this method cover on every transformer hoisting point 9, is connected the safety belt connection structure 8 on the extension rod 7 of every dead lever 1 upper end with the safety belt again, can realize that the safety belt on the transformer is fixed.
Use the utility model discloses when setting up the circuit breaker, utilize first branch 4 and the second branch 6 that dead lever 1 upper cover was established, press from both sides the upper and lower surface of establishing at circuit breaker box horizontal protrusion 19 respectively, form the horizontal U-shaped structure of level, can fix dead lever 1 on the circuit breaker, consequently all set up dead lever 1 around the circuit breaker box according to this method, be connected the safety belt connection structure 8 on every dead lever 1 upper end extension rod 7 with the safety belt again, can realize that the safety belt on the circuit breaker is fixed.
In order to further improve the stability of the present invention, in this embodiment, the following design is also made:
in this embodiment, transformer hoisting point fixing groove 10 has been seted up to the lower extreme lateral wall of dead lever 1 for after the lower pot head of dead lever 1 established transformer hoisting point 9 outside, set up transformer hoisting point connecting device in transformer hoisting point fixing groove 10, with stably connecting dead lever 1 and transformer hoisting point 9, prevent that the accident of dead lever 1 from droing, with further guarantee maintainer's personal safety.
The transformer lifting point connecting device comprises a positioning pin 11 matched with the inner diameter of a transformer lifting point 9 and a hoop 12 matched with the outer diameter of a fixed rod 1, and after the positioning pin 11 passes through the transformer lifting point 9 through a transformer lifting point fixing groove 10, the outer diameter of the positioning pin 11 is matched with the inner diameter of the transformer lifting point 9, so that through holes in the transformer lifting point 9 can be filled as much as possible, and the transformer lifting point connecting device is prevented from shaking; the anchor ear 12 is correspondingly provided with positioning holes 12, and two ends of the positioning pin 11 passing through the transformer hanging point 9 are respectively in the two positioning holes 12 of the anchor ear 12 fixed on the outer wall of the fixed rod 1. Because staple bolt 12 can be well fixed through pressure and 1 lower extreme lateral surface of dead lever, rethread staple bolt 12 realizes fixing locating pin 11 this moment, can guarantee dead lever 1 and transformer hoisting point 9's stable connection, and difficult production is rocked.
The front end of the lower sleeve 2 is detachably connected with a first auxiliary supporting rod 13. The detachable mode can make first auxiliary stay pole 13 become the spare part of selecting, and whether maintainer can judge to use first auxiliary stay pole 13 according to the in-service use demand, still can select different length simultaneously or select first auxiliary stay pole 13 that has flexible function to the transformer of adaptation different models. The first supporting rod 4 can effectively increase the contact area with the surface of the transformer or the surface of the circuit breaker, so that a better supporting effect is achieved. The front end of first auxiliary stay 13 can be dismantled and be connected with lateral wall limiting plate 14 for when setting up dead lever 1 on the transformer surface, utilize lateral wall limiting plate 14 to carry out the centre gripping to the side of transformer tip, in order further to improve stability.
The rear end of the upper sleeve 3 is detachably connected with a second auxiliary support rod 15. The detachable mode can make second auxiliary support pole 15 become optional spare part, and whether maintainer can judge according to the in-service use demand and use second auxiliary support pole 15, still can select different length simultaneously or select second auxiliary support pole 15 that has flexible function to the circuit breaker of adaptation different models. Meanwhile, when the safety belt setting is performed on the transformer, the second auxiliary supporting rod 15 can play a role of an inclined supporting rod, and the stability is further improved. The rear end of the second auxiliary support rod 15 can be detachably connected with a hinged anti-skid pad foot 16, so that when the oblique support effect is realized, the damage to the surface of equipment caused by the end part of the second auxiliary support rod 15 is prevented, meanwhile, the friction force can be increased, and the anti-skid effect is achieved.
In this embodiment, a horizontal stopper 17 is provided at the upper portion of the rear end of the upper sleeve 3. When carrying out the safety belt setting to the circuit breaker, horizontal spacing portion 17 can restrict second branch 6 and can't continue upwards to rotate after reaching the horizontal position to the realization is to the adaptation of the upper surface of circuit breaker box horizontal protrusion 19, strengthens the centre gripping effect.
In this embodiment, the outer walls of the first supporting rod 4 and the second supporting rod 6 are provided with the rubber insulating sleeves 18, so that the insulating effect can be achieved, the damage to the surface of equipment can be prevented, the friction force can be increased, and the anti-skidding effect is achieved.
The utility model discloses in, because when carrying out the centre gripping to circuit breaker box horizontal protrusion 19, need the position of first branch 4 and second branch 6 to lock, because the lower extreme of dead lever 1 is provided with protruding edge, can realize the locking of first branch 4 positions through spacing down sleeve 2, and can be provided with the stop device who is used for fixed upper sleeve 3 in dead lever 1 position on the upper sleeve 3, thereby carry out the position locking to upper sleeve 3 through stop device, reach the purpose that carries out the position locking to second branch 6. Stop device can adopt current locating pin etc. also can directly set up sleeve 3 and the mode of 1 threaded connection of dead lever in this embodiment, can enough realize the adjustment of upper and lower position, can also utilize the screw thread to reach the effect of position locking simultaneously.
The utility model discloses when using:
when the safety belt connection is carried out on the transformer, the fixing rod 1 is firstly fixed on the transformer lifting point 9, and then the fixing rod 1 is connected with the transformer lifting point 9 through the positioning pin 11 and the hoop 12. Then lower sleeve 2 descends to make it be located staple bolt 12 outside, and through setting up first auxiliary stay 13 and increase and transformer upper surface 20 support area, set up lateral wall limiting plate 14 at the front end of first auxiliary stay 13 simultaneously, carry out the centre gripping to the side of transformer tip. Then, the upper sleeve 3 is adjusted to a proper position, the second supporting rod 6 and the second auxiliary supporting rod 15 are obliquely arranged to play a role of oblique supporting, and meanwhile, the anti-skid pad feet 16 are arranged in a hinged mode to play an anti-skid effect. And finally, the safety belt connecting structure 8 on the extension rod 7 at the upper end of the fixed rod 1 is connected with the safety belt, so that the safety belt on the transformer can be fixed.
When the safety belt is connected to the breaker, the directions of the lower sleeve 2 and the upper sleeve 3 are first adjusted so that the first support rod 4 and the second support rod 6 are respectively positioned on the lower surface and the upper surface of the horizontal protrusion 19 of the breaker box. Then, the first auxiliary supporting rod 13 and the side wall limiting plate 14 are selected to be installed, so that the first auxiliary supporting rod 13 and the side wall limiting plate 14 are propped against the side surface of the circuit breaker box body below the horizontal protrusion part 19; then the position of the upper sleeve 3 is adjusted, a second auxiliary supporting rod 15 is selectively installed to increase the supporting area of the upper surface of the breaker, so that the upper surface and the lower surface of a horizontal protruding part 19 of a breaker box body are clamped by the second supporting rod 6 and the second auxiliary supporting rod 15 in cooperation with the first supporting rod 4, the first auxiliary supporting rod 13 and the side wall limiting plate 14, and finally the position of the upper sleeve 3 is locked. And then the safety belt connecting structure 8 on the extension rod 7 at the upper end of the fixed rod 1 is connected with the safety belt, so that the safety belt on the circuit breaker can be fixed.
Claims (10)
1. The utility model provides a transformer substation's circuit breaker and transformer overhaul operation safety belt fixing device which characterized in that: including hollow dead lever, the lower part and the middle part of dead lever are overlapped respectively and are equipped with lower sleeve and last sleeve, and lower sleeve and last sleeve all along axis sliding connection with the dead lever, and lower sleeve is connected with the one end of the first branch that the level set up, goes up telescopic one end and is provided with opening and the articulated second branch that is provided with in the opening, and the upper end of dead lever is connected with a plurality of sections extension rods, is provided with safety belt connection structure on the extension rod on top.
2. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: and a transformer lifting point fixing groove is formed in the side wall of the lower end of the fixing rod, and a transformer lifting point connecting device is arranged in the transformer lifting point fixing groove.
3. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the front end of the lower sleeve is detachably connected with a first auxiliary supporting rod.
4. The substation breaker and transformer overhaul operation safety belt fixing device of claim 3, characterized in that: the front end of the first auxiliary supporting rod is detachably connected with a side wall limiting plate.
5. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the rear end of the upper sleeve is detachably connected with a second auxiliary supporting rod.
6. The substation breaker and transformer overhaul operation safety belt fixing device of claim 5, characterized in that: the rear end of the second auxiliary supporting rod is detachably connected with an anti-skid pad foot.
7. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the upper portion of the rear end of the upper sleeve is provided with a horizontal limiting portion.
8. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the outer walls of the first supporting rod and the second supporting rod are provided with rubber insulating sleeves.
9. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the transformer lifting point connecting device comprises a positioning pin matched with the inner diameter of the transformer lifting point and a hoop matched with the outer diameter of the fixing rod, positioning holes are correspondingly formed in the hoop, and two ends of the positioning pin penetrating through the transformer lifting point are respectively in two positioning holes of the hoop fixed on the outer wall of the fixing rod.
10. The substation breaker and transformer overhaul operation safety belt fixing device of claim 1, characterized in that: the upper sleeve is provided with a limiting device for fixing the upper sleeve at the position of the fixing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341688.4U CN217427446U (en) | 2021-12-29 | 2021-12-29 | Transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341688.4U CN217427446U (en) | 2021-12-29 | 2021-12-29 | Transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217427446U true CN217427446U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123341688.4U Active CN217427446U (en) | 2021-12-29 | 2021-12-29 | Transformer substation's circuit breaker and transformer maintenance operation safety belt fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217427446U (en) |
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2021
- 2021-12-29 CN CN202123341688.4U patent/CN217427446U/en active Active
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