CN212808374U

CN212808374U - Junction pole for insulation and voltage resistance test of power transformation equipment

Info

Publication number: CN212808374U
Application number: CN202021776757.7U
Authority: CN
Inventors: 吴芳; 张勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-26
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to the technical field of power equipment, and a transformer equipment insulation withstand voltage test junction pole is disclosed, including the insulator spindle, the inside two supports, two that are provided with in upper end of insulator spindle the upper end fixedly connected with connecting plate one of support, fixedly connected with pivot two between the connecting plate one. The utility model provides a transformer equipment insulation withstand voltage test junction pole, it is rotatory to drive the driving gear through the work of motor, the driving gear drives the driven gear rotation, threaded rod of threaded connection moves to the insulator spindle inside on the driven gear, make connect the down tube one and connect two pulling of down tube and cut formula support one and cut formula support two and be close to relatively through pivot one swivelling joint, make cut formula support one and cut formula support two and make centre gripping foot one and centre gripping foot two be close to each other through pivot two and carry out the centre gripping to high altitude transformer equipment high pressure side line, the condition that takes place to drop when preventing high altitude transformer equipment high pressure side line to carry the high altitude.

Description

Junction pole for insulation and voltage resistance test of power transformation equipment

Technical Field

The utility model relates to a power equipment technical field specifically is a substation equipment insulation withstand voltage test junction pole.

Background

A plurality of high-voltage-class circuit breakers, current transformers, voltage transformers, lightning arresters, isolating switches, grounding disconnecting links and other power transformation equipment are installed in a transformer substation with the voltage class of 110kV or above, the high-voltage-class power transformation equipment is usually installed at a height of 3-5 meters from the ground, in order to complete the connection and disconnection work of the insulation and voltage resistance test of the high-voltage-class power transformation equipment, workers need to ascend with the aid of an aerial work vehicle, in order to complete the test work of one phase-change power equipment, the workers need to ascend up and down once, and the ascending time of the workers occupies about 80% of the test time of one time.

When testing substation equipment, the connecting rod of current device does not carry out effectual clamping device with high altitude substation equipment high pressure side line, leads to high altitude substation equipment high pressure side line to drop easily and causes danger to the testing personnel of below, and the connecting rod does not set up the device of adjustable height, to far away or near the ground, leads to the binding post overlength easily or the too short is unfavorable for experimental going on.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a transformer equipment withstand voltage test junction pole possesses and carries out effectual centre gripping to high-pressure air-to-air substation equipment high pressure side line, and the problem that the background art provided has been solved to advantages such as the height of adjustable junction pole.

(II) technical scheme

For realize above-mentioned carrying out effectual centre gripping to high-pressure air-to-air substation equipment high pressure side line, the purpose of the height of adjustable junction pole, the utility model provides a following technical scheme: a wiring pole for an insulation and voltage withstand test of transformer equipment comprises an insulating pole, wherein two supports are arranged inside the upper end of the insulating pole, the upper ends of the two supports are fixedly connected with a first connecting plate, a second rotating shaft is fixedly connected between the first connecting plates, a first scissors-type support and a second scissors-type support are rotatably connected on the second rotating shaft, the lower ends of the first scissors-type support and the second scissors-type support are rotatably connected with a first rotating shaft, a first connecting inclined rod and a second connecting inclined rod are rotatably connected on the first rotating shaft, the lower ends of the first connecting inclined rod and the second connecting inclined rod are fixedly connected with a connecting rod, a threaded rod is fixedly connected in the middle of the connecting rod, the middle end of the threaded rod is slidably connected with a second connecting plate, the lower end of the threaded rod is in threaded connection with a driven gear, the second connecting plate is slidably connected with the driven, the output shaft of the motor is fixedly connected with a driving gear, and the driving gear is meshed with a driven gear.

Preferably, the lower end of the insulating rod is provided with a connector, the upper end of the connector is provided with a connector II, the insulating rod is inserted into the connector II, the lower end of the connector is provided with a connector I, and the connector I is inserted with an additional pipe.

Preferably, the upper end of the insulating rod is fixedly connected with supporting legs, and the supporting legs are uniformly arranged at the upper end of the insulating rod.

Preferably, the upper ends of the supporting legs are fixedly connected with the lower ends of the first connecting plates, and the number of the supporting legs is four.

Preferably, the first scissor type support and the second scissor type support are arranged in a crossed mode, and the rotating shaft II penetrates through the crossed position of the first scissor type support and the second scissor type support.

Preferably, the upper ends of the first scissor type support and the second scissor type support are fixedly connected with a first clamping foot and a second clamping foot.

Preferably, the size of the additional pipe is the same as that of the insulating rod and the additional pipe is made of insulating material.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the wiring pole for the insulation and voltage withstand test of the power transformation equipment is characterized in that a first clamping pin, a second clamping pin, a first scissor type support, a second rotating shaft, a first connecting inclined rod, a second connecting inclined rod, a connecting rod, a threaded rod, a driven gear, a driving gear and a motor are arranged, the driving gear is driven to rotate through the work of the motor, the driving gear drives the driven gear to rotate, the threaded rod in threaded connection on the driven gear moves towards the inside of an insulating rod, the first connecting inclined rod and the second connecting inclined rod pull the first scissor type support and the second scissor type support which are connected in a rotating mode through the first rotating shaft to be relatively close to each other through the second rotating shaft, the first clamping pin and the second clamping pin are made to mutually close to clamp a high-voltage side line of the high-altitude power transformation equipment through the first rotating shaft and the second scissor, the safety of the testing personnel below is ensured.

2. This kind of substation equipment insulation withstand voltage test junction pole, through setting up connector and additional tube, it is in good time to highly support through the insulator spindle when needs are experimental, need not to add connector and additional tube, the accessible uses the connector when highly crossing low, connector two and insulator spindle grafting seted up through the connector upper end, connector one grafting additional tube that the connector lower extreme was seted up, make whole strutting arrangement's high increase, make and to obtain the height that needs are experimental, effectual solution is far away from ground and when nearer, the condition of highly unable satisfied test demand of connecting rod, make things convenient for the experimenter to test.

Drawings

FIG. 1 is a schematic view of the overall structure of the device of the present invention;

FIG. 2 is a schematic view of the connection structure of the additional pipe and the insulating rod of the present invention;

fig. 3 is a schematic structural view of the motor and the clamping device of the present invention.

In the figure: 1. an insulating rod; 2. a tank chamber; 3. a connector; 4. an additional tube; 5. a first connecting port; 6. a second connecting port; 7. a support; 8. a threaded rod; 9. a connecting rod; 10. supporting legs; 11. the first inclined rod is connected; 12. a second connecting diagonal rod; 13. a first rotating shaft; 14. a scissor type bracket I; 15. a scissor type bracket II; 16. a first connecting plate; 17. a first clamping foot; 18. a second clamping foot; 19. a driven gear; 20. a driving gear; 21. a motor; 22. a second connecting plate; 23. and a second rotating shaft.

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.

Example one

Referring to fig. 1-3, a wiring pole for insulation and voltage withstand test of power transformation equipment comprises an insulation pole 1, two brackets 7 are arranged inside the upper end of the insulation pole 1, a first connecting plate 16 is fixedly connected to the upper ends of the two brackets 7, a second rotating shaft 23 is fixedly connected between the first connecting plate 16, the second rotating shaft 23 is convenient to clamp, a first scissors bracket 14 and a second scissors bracket 15 are rotatably connected to the second rotating shaft 23, the first scissors bracket 14 and the second scissors bracket 15 are used for clamping, a first rotating shaft 13 is rotatably connected to the lower ends of the first scissors bracket 14 and the second scissors bracket 15, the first rotating shaft 13 is used for driving the first scissors bracket 14 and the second scissors bracket 15 to clamp, a first connecting inclined rod 11 and a second connecting inclined rod 12 are rotatably connected to the first rotating shaft 13, the first connecting inclined rod 11 and the second connecting inclined rod 12 are used for auxiliary clamping, and a connecting rod 9 is fixedly connected to the lower ends of the, a threaded rod 8 is fixedly connected in the middle of the connecting rod 9, the threaded rod 8 descends to clamp the first scissor type support 14 and the second scissor type support 15, the middle end of the threaded rod 8 is slidably connected with a second connecting plate 22, the lower end of the threaded rod 8 is in threaded connection with a driven gear 19, the second connecting plate 22 is slidably connected with the driven gear 19, the upper end of the insulating rod 1 is provided with a groove chamber 2, a motor 21 is fixedly connected to the groove chamber 2, an output shaft of the motor 21 is fixedly connected with a driving gear 20, the motor 21 is used for driving the driving gear 20 to rotate, the driving gear 20 drives the driven gear 19 to rotate, the threaded rod 8 which is in threaded connection with the driven gear 19 descends to clamp the first scissor type support 14 and the second scissor type support 15, the driving gear 20 is meshed with the driven gear 19, the upper end of the, the upper ends of the supporting legs 10 are fixedly connected with the lower ends of the first connecting plates 16, the number of the supporting legs 10 is four, the first scissor type supports 14 and the second scissor type supports 15 are arranged in a crossed mode, the second rotating shafts 23 penetrate through the crossed positions of the first scissor type supports 14 and the second scissor type supports 15, the upper ends of the first scissor type supports 14 and the second scissor type supports 15 are fixedly connected with the first clamping feet 17 and the second clamping feet 18, and the first clamping feet 17 and the second clamping feet 18 clamp the high-voltage lateral line of the high-voltage power transformation equipment.

Example two

Based on the first embodiment, as shown in fig. 1-3, the lower end of the insulating rod 1 is provided with the connector 3, the connector 3 is used for connecting an extension pipe, better test removal can be achieved, the upper end of the connector 3 is provided with the connector two 6, the insulating rod 1 is inserted into the connector two 6, the lower end of the connector 3 is provided with the connector one 5, the connector one 5 is provided with the additional pipe 4 in an inserted mode, the additional pipe 4 is used for extending the insulating rod 1, the insulating rod 1 is prevented from being insufficient in length and incapable of being tested, the size of the additional pipe 4 is the same as that of the insulating rod 1, and the additional pipe 4 is also made of insulating material, so that the height of the insulating rod 1 can be effectively adjusted through the structure.

The working principle is as follows: when the high-altitude substation equipment high-voltage side line clamping device is used, a user drives the driving gear 20 to rotate through the work of the motor 21, the driving gear 20 drives the driven gear 19 to rotate, the threaded rod 8 in threaded connection on the driven gear 19 moves towards the inside of the insulating rod 1, the first connecting inclined rod 11 and the second connecting inclined rod 12 pull the first scissor type support 14 and the second scissor type support 15 which are connected in a rotating mode through the first rotating shaft 13 to be relatively close to each other, the first scissor type support 14 and the second scissor type support 15 enable the first clamping foot 17 and the second clamping foot 18 to be close to each other through the second rotating shaft 23 to clamp the high-voltage side line of the high-altitude substation equipment, the high-voltage side line of.

When the height that needs to be tested comes the support through insulator spindle 1 to be suitable, need not to add connector 3 and additional pipe 4, when highly crossing low the accessible use connector 3, connector two 6 and insulator spindle 1 grafting seted up through connector 3 upper end, connector 5 grafting additional pipe 4 that the connector 3 lower extreme was seted up for whole strutting arrangement's high increase makes can obtain the height that needs the test.

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

1. The utility model provides a transformer equipment insulation withstand voltage test junction pole, includes insulator spindle (1), its characterized in that: the insulating rod comprises an insulating rod (1), and is characterized in that two supports (7) are arranged inside the upper end of the insulating rod (1), the upper ends of the two supports (7) are fixedly connected with a first connecting plate (16), a second rotating shaft (23) is fixedly connected between the first connecting plates (16), the second rotating shaft (23) is rotatably connected with a first scissors-type support (14) and a second scissors-type support (15), the lower ends of the first scissors-type support (14) and the second scissors-type support (15) are rotatably connected with a first rotating shaft (13), the first rotating shaft (13) is rotatably connected with a first connecting inclined rod (11) and a second connecting inclined rod (12), the first connecting inclined rod (11) and the lower end of the second connecting inclined rod (12) are fixedly connected with a connecting rod (9), a threaded rod (8) is fixedly connected in the middle of the connecting rod (9), the middle end of the threaded rod (8) is slidably connected with a, the connecting plate II (22) is connected with the driven gear (19) in a sliding mode, the upper end of the insulating rod (1) is provided with a groove chamber (2), the groove chamber (2) is fixedly connected with a motor (21), an output shaft of the motor (21) is fixedly connected with a driving gear (20), and the driving gear (20) is meshed with the driven gear (19).

2. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 1, wherein: the lower extreme of insulator spindle (1) is provided with connector (3), connector two (6) have been seted up to the upper end of connector (3), insulator spindle (1) is pegged graft in connector two (6), connector one (5) have been seted up to the lower extreme of connector (3), it has additional pipe (4) to peg graft on connector one (5).

3. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 1, wherein: the upper end of the insulating rod (1) is fixedly connected with supporting legs (10), and the supporting legs (10) are uniformly arranged at the upper end of the insulating rod (1).

4. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 3, wherein: the upper ends of the supporting legs (10) are fixedly connected with the lower ends of the first connecting plates (16), and the number of the supporting legs (10) is four.

5. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 1, wherein: the first scissor type support (14) and the second scissor type support (15) are arranged in a crossed mode, and the rotating shaft (23) penetrates through the crossed position of the first scissor type support (14) and the second scissor type support (15).

6. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 1, wherein: the upper ends of the scissor type support I (14) and the scissor type support II (15) are fixedly connected with a clamping foot I (17) and a clamping foot II (18).

7. The insulation and voltage withstand test junction pole for the transformation equipment as claimed in claim 2, wherein: the size of the additional pipe (4) is consistent with that of the insulating rod (1), and the additional pipe (4) is made of insulating materials.