CN216624017U

CN216624017U - Novel compound insulating pull rod of outdoor high-profile belt isolation knife switch

Info

Publication number: CN216624017U
Application number: CN202122799031.6U
Authority: CN
Inventors: 张圣华
Original assignee: Jiangsu Weilun Intelligent Electrical Equipment Co ltd
Current assignee: Jiangsu Weilun Intelligent Electrical Equipment Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-27
Anticipated expiration: 2031-11-16

Abstract

The utility model provides a novel outdoor high-altitude composite insulating pull rod with a disconnecting knife switch, which belongs to the technical field of insulating pull rods and comprises an upper insulating core rod, wherein when the length of the upper insulating core rod needs to be adjusted, the lower insulating core rod can be pulled downwards, a sliding rod is pulled to move downwards, a clamping block is driven to descend, and when the sliding rod reaches a clamping groove, the sliding rod is outwards expanded through the elasticity of a clamping spring, and then the clamping block is pushed to be clamped in the clamping groove, so that the sliding rod is fixed, the length adjustment of the upper insulating core rod and the lower insulating core rod is completed, the problem of insufficient clear distance and creepage distance is solved, the length of the sliding rod can be secondarily adjusted through a dismounting mechanism, and therefore the length of the device can meet the requirement of a high-altitude area.

Description

Novel compound insulating pull rod of outdoor high-altitude area isolation knife switch

Technical Field

The utility model belongs to the technical field of insulating pull rods, and particularly relates to a novel outdoor plateau type composite insulating pull rod with a disconnecting switch.

Background

The insulating pull rod is also called an insulating rod and is used for closing or pulling apart a high-voltage isolating switch, assembling and disassembling a portable grounding wire and carrying out measurement and test.

The insulating pull rod in the electrical equipment is widely applied, but the problem of insufficient clear distance and creepage distance exists in the use process of some special plateau areas more than 4000 meters, and then the timely use of the electrical equipment is influenced, and further the use efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel composite insulating pull rod of an outdoor high-altitude switch with an isolating knife, and aims to solve the problems in the prior art.

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

the utility model provides a novel compound insulating pull rod of outdoor high profile type area isolation knife switch, includes:

the lower end of the upper insulating core rod is provided with a telescopic groove, a sliding rod is connected in the telescopic groove in a sliding manner, the lower end of the sliding rod is fixedly connected with a lower insulating core rod, and the far ends of the upper insulating core rod and the lower insulating core rod are fixedly connected with a connecting hardware fitting;

the positioning device comprises a positioning groove, a sliding rod and a telescopic groove, wherein the positioning groove is formed in the circumferential surface of the sliding rod, a clamping spring is fixedly connected to the inner wall of one side of the positioning groove, a clamping block is fixedly connected to one end of the clamping spring, a plurality of clamping holes are formed in the circumferential inner wall of the telescopic groove, and the clamping block is movably clamped in one of the clamping holes; and

the multi-group dismounting mechanism comprises a dismounting groove, a dismounting rod, a pressing plate, two connecting blocks and return springs, wherein the return springs are fixedly connected to the circumferential surface of the upper insulation core rod, the connecting blocks are fixedly connected to one ends of the two return springs respectively, and the pressing plate is fixedly connected to the adjacent ends of the two connecting blocks.

As a preferable scheme of the present invention, one end of the pressing plate is fixedly connected with a detaching rod, one end of the clamping block is provided with a detaching groove, and the detaching rod is movably inserted into the detaching groove.

As a preferred scheme of the utility model, one end of each of the two connecting blocks is fixedly connected with a telescopic rod, and the two return springs are respectively sleeved on the circumferential surfaces of the two telescopic rods.

As a preferable scheme of the present invention, a limiting groove is formed on an inner circumferential wall of the telescopic groove, a limiting block is fixedly connected to a circumferential surface of the sliding rod, and the limiting block is slidably connected to the limiting groove.

As a preferable scheme of the present invention, a hand-held block is fixedly connected to a circumferential surface of the lower insulating core rod, and an anti-slip groove is formed on the circumferential surface of the hand-held block.

As a preferable scheme of the utility model, cold-shrink sleeves are sleeved on the circumferential surfaces of the upper insulating core rod, the lower insulating core rod and the two connecting hardware fittings, and the thickness of each cold-shrink sleeve is 2mm, and the diameter of each cold-shrink sleeve is 40 mm.

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

1. in this scheme, when the length that needs will go up insulating plug is adjusted, can be through insulating plug under the downward pulling, and then pulling slide bar downstream, and drive the joint piece and descend, and when reacing joint groove department, elasticity through the joint spring outwards expands, and then propelling movement joint piece joint to joint inslot, it is fixed to make the slide bar, and then accomplish the length adjustment of insulating plug and lower insulating plug, and then solve clean apart from and the not enough problem of creepage distance, and can also be through detaching mechanism, carry out the secondary with the length of slide bar and adjust, thereby make the length of this device can satisfy the demand in plateau district.

2. In this scheme, when insulating plug under needs pulling downwards, can go on through handheld piece to can improve handheld stability through the circumference surface antiskid line of handheld piece, and then improve the stability in use of this device.

3. In this scheme, when the slide bar slided, can drive the stopper simultaneously and slide at the spacing inslot, and then prevent that the slide bar from rotating when slided to can also restrict slide bar sliding distance, prevent its excessive removal and the damage that causes.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a main sectional perspective view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2A of the present invention;

FIG. 4 is a second perspective view of the present invention;

fig. 5 is a partial enlarged view of fig. 4 at B in the present invention.

In the figure: 1. an upper insulating core rod; 2. connecting a hardware fitting; 3. a pressing plate; 4. connecting blocks; 5. a return spring; 6. a telescopic rod; 7. a clamping block; 8. disassembling the groove; 9. disassembling the rod; 10. a hand-held block; 11. a slide bar; 12. a placement groove; 13. clamping a spring; 14. a limiting block; 15. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions:

the insulation core rod comprises an upper insulation core rod 1, wherein the lower end of the upper insulation core rod 1 is provided with a telescopic groove, a sliding rod 11 is connected in the telescopic groove in a sliding manner, the lower end of the sliding rod 11 is fixedly connected with a lower insulation core rod, and the far ends of the upper insulation core rod 1 and the lower insulation core rod are fixedly connected with a connecting hardware fitting 2;

the positioning device comprises a placing groove 12, wherein the placing groove 12 is formed in the circumferential surface of a sliding rod 11, a clamping spring 13 is fixedly connected to the inner wall of one side of the placing groove 12, a clamping block 7 is fixedly connected to one end of the clamping spring 13, a plurality of clamping holes are formed in the circumferential inner wall of a telescopic groove, and the clamping block 7 is movably clamped in one of the clamping holes; and

the disassembly mechanism of multiunit, every disassembly mechanism of group comprises dismantlement groove 8, disassembly rod 9, pressing plate 3, two connecting blocks 4 and return spring 5, and two return spring 5 equal fixed connection are in the circumferential surface of last insulating core rod 1, and two connecting blocks 4 are fixed connection in two return spring 5's one end respectively, press plate 3 fixed connection in two connecting blocks 4 near-end mutually.

In the specific embodiment of the utility model, when the distance between the upper insulating core rod 1 and the lower insulating core rod needs to be adjusted, the lower insulating core rod can be pulled downwards, at this time, the sliding rod 11 in the telescopic groove can be pulled downwards, at this time, the clamping block 7 in the placing groove 12 can be pulled downwards, and when the lower insulating core rod is pulled to the clamping groove, the clamping block 7 can be expanded outwards through the elasticity of the clamping spring 13 until the clamping block is clamped in the clamping groove, at this time, the distance between the sliding rod 11 and the upper insulating core rod 1 can be fixed, at the same time, the distance between the upper insulating core rod 1 and the lower insulating core rod can be fixed, and when the distance between the upper insulating core rod 1 and the lower insulating core rod needs to be adjusted again, the pressing plate 3 can be pressed rightwards, and the clamping block 7 can be pressed by the pressing plate 3 and separated from the clamping groove, so that the distance between the sliding rod 11 can be adjusted again, through the design, the distance between the upper insulating core rod 1 and the lower insulating core rod is adjusted, so that the use requirement of a plateau area is met, and the use efficiency of the device is improved.

Specifically, referring to fig. 2, one end of the pressing plate 3 is fixedly connected with a detaching rod 9, one end of the clamping block 7 is provided with a detaching slot 8, and the detaching rod 9 is movably inserted into the detaching slot 8.

In this embodiment: when pressing according to pressing plate 3, can press simultaneously and dismantle pole 9, make its joint to in the dismantlement groove 8 to push away joint piece 7 from the joint inslot, and then improve the speed and the integrality that break away from of joint piece 7.

Referring to fig. 3, one end of each of the two connecting blocks 4 is fixedly connected with a telescopic rod 6, and the two return springs 5 are respectively sleeved on the circumferential surfaces of the two telescopic rods 6.

In this embodiment: elastic deformation of the return spring 5 can be prevented through the telescopic rod 6, and the service life of the return spring 5 is further prolonged.

Referring to fig. 4, a limiting groove 15 is formed on the inner circumferential wall of the telescopic groove, a limiting block 14 is fixedly connected to the circumferential surface of the sliding rod 11, and the limiting block 14 is slidably connected to the limiting groove 15.

In this embodiment: when the sliding rod 11 slides, the limiting block 14 can be driven to slide in the limiting groove 15, so that the sliding rod 11 is prevented from rotating when being slid, the sliding distance of the sliding rod 11 can be limited, and the sliding rod 11 is prevented from being damaged due to excessive movement.

Specifically referring to fig. 5, the circumferential surface of the lower insulating core rod is fixedly connected with a handheld block 10, and the circumferential surface of the handheld block 10 is provided with an anti-slip groove.

In this embodiment: when the lower insulating core rod needs to slide downwards, the operation can be carried out by holding the hand-held block 10, and the stability of holding the hand-held block 10 can be improved by the anti-skid grooves.

Specifically, referring to fig. 1, the circumferential surfaces of the upper insulating core rod 1, the lower insulating core rod and the two connecting fittings 2 are all sleeved with cold-shrink sleeves, and the thickness of each cold-shrink sleeve is 2mm, and the diameter of each cold-shrink sleeve is 40 mm.

In this embodiment: the net distance and the creepage distance of the upper insulating core rod 1, the lower insulating core rod and the two connecting hardware fittings 2 can be improved through the cold shrink sleeve.

The working principle and the using process of the utility model are as follows: when the distance of insulating plug 1 and lower insulating plug is adjusted in needs, can be through insulating plug under the downward pulling, at this moment, elasticity through joint spring 13 outwards expands, just can outwards expand joint piece 7, and until joint to joint inslot, at this moment the distance of slide bar 11 and last insulating plug 1 just can be fixed, can fix the distance of last insulating plug 1 and lower insulating plug simultaneously, and can press joint piece 7 and break away from to the joint inslot through detaching mechanism, and then can adjust the distance of slide bar 11 once more, make the distance of going up insulating plug 1 and lower insulating plug adjust through such design, and then satisfy the user demand in plateau area, and then improve the availability factor of this device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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

1. The utility model provides a novel compound insulating pull rod of outdoor high profile type area isolation knife switch which characterized in that includes:

the insulation device comprises an upper insulation core rod (1), wherein the lower end of the upper insulation core rod (1) is provided with a telescopic groove, a sliding rod (11) is connected in the telescopic groove in a sliding manner, the lower end of the sliding rod (11) is fixedly connected with a lower insulation core rod, and the far ends of the upper insulation core rod (1) and the lower insulation core rod are fixedly connected with a connecting hardware fitting (2);

the clamping device comprises a placing groove (12), wherein the placing groove (12) is formed in the circumferential surface of a sliding rod (11), a clamping spring (13) is fixedly connected to the inner wall of one side of the placing groove (12), a clamping block (7) is fixedly connected to one end of the clamping spring (13), a plurality of clamping holes are formed in the circumferential inner wall of the telescopic groove, and the clamping block (7) is movably clamped in one of the clamping holes; and

the multi-group disassembly mechanism is composed of a disassembly groove (8), a disassembly rod (9), a pressing plate (3), two connecting blocks (4) and return springs (5), wherein the return springs (5) are fixedly connected to the circumferential surface of the upper insulation core rod (1) and are fixedly connected to one ends of the two return springs (5) respectively, and the pressing plate (3) is fixedly connected to the two connecting blocks (4) and is close to the near ends.

2. The novel compound insulation pull rod with the disconnecting switch in the outdoor plateau as claimed in claim 1, wherein a detaching rod (9) is fixedly connected to one end of the pressing plate (3), a detaching slot (8) is formed in one end of the clamping block (7), and the detaching rod (9) is movably inserted into the detaching slot (8).

3. The novel compound insulation pull rod with the disconnecting switch in the outdoor plateau of claim 2, wherein one end of each of the two connecting blocks (4) is fixedly connected with a telescopic rod (6), and the two return springs (5) are respectively sleeved on the circumferential surfaces of the two telescopic rods (6).

4. The novel composite insulating pull rod with the disconnecting knife switch in the outdoor plateau type according to claim 3, characterized in that a limiting groove (15) is formed in the inner circumferential wall of the telescopic groove, a limiting block (14) is fixedly connected to the circumferential surface of the sliding rod (11), and the limiting block (14) is slidably connected in the limiting groove (15).

5. The novel composite insulating pull rod with the disconnecting switch in the outdoor plateau is characterized in that a handheld block (10) is fixedly connected to the circumferential surface of the lower insulating core rod, and an anti-skid groove is formed in the circumferential surface of the handheld block (10).

6. The novel compound insulation pull rod of outdoor plateau type disconnecting switch according to claim 5, characterized in that the circumference surfaces of the upper insulation core rod (1), the lower insulation core rod and the two connecting hardware fittings (2) are all sleeved with cold shrink sleeves, and the thickness of the cold shrink sleeves is 2mm and the diameter of the cold shrink sleeves is 40 mm.