CN218213260U - Partial discharge testing device for high-voltage wires and cables - Google Patents

Abstract

The utility model discloses a testing arrangement is put with office to high tension wire and cable belongs to high tension wire and cable office and puts test technical field, has solved the problem that the position is apt to deviate and the altitude mixture control is inconvenient when testing high tension wire and cable, including the bottom plate, the bottom plate still includes the roof, the roof sets up directly over the bottom plate, the lateral wall of roof top is fixed with two bracket that are the symmetric distribution, the lateral wall of roof top is fixed with two brackets that are the symmetric distribution, the bracket is located directly over the bracket, bracket top lateral wall threaded connection has the screw rod, the coaxial runner that is fixed with in screw rod top; the utility model discloses a line ball board and wire cable contact to can compress tightly wire cable between line ball board and line ball board, make the staff carry out the office to wire cable and put when testing under wire cable keeps pressing from both sides tight steady state, avoid appearing the condition of the effective test result precision of wire cable offset in the test work process then.

Description

Partial discharge testing device for high-voltage wires and cables

Technical Field

The utility model belongs to the technical field of the test is put in the high tension line cable office, concretely relates to testing arrangement is put in office for high tension line cable.

Background

The high-voltage cable is one of power cables, is a power cable used for transmitting power between 1kv and 1000kv, is mainly applied to power transmission and distribution, and comprises the following components from inside to outside: the armored high-voltage cable is mainly used for being buried underground, can resist the high-strength compression on the ground, and can prevent other external force from being damaged;

comparative patent document publication No.: CN215263812U, a testing apparatus for partial discharge of oscillatory wave cable, is a cylindrical housing, a cylindrical connector is arranged on the top of the housing, the connector is fixedly connected with the housing, a moving part is arranged at the bottom of the housing, the moving part is fixedly connected with the housing, a detection main board is arranged in the housing, and a cable detection circuit is arranged on the detection main board; by adopting the scheme of the utility model, the device adopts alternating current charging, and the field state evaluation test device is truly nondestructive; the device adopts a building block type structure design, the maximum monomer weight is less than 36 kg, and the device is portable; the new principle guarantees that there is not the mistake to judge, no erroneous judgement, and the on-the-spot boost test number of times that can significantly reduce avoids improving experimental work efficiency to cable insulation destruction, discovers the cable hidden danger to data science aassessment cable state can not produce the false office and put the effect and cause the erroneous judgement, more can effectively encourage the sample, and high sensitivity discovers the cable defect ", but under the in-service use condition, has following problem:

(1) in the prior art, the partial discharge testing device for the high-voltage wire and cable is easy to generate position deviation in the testing working process of the high-voltage wire and cable, so that the final testing result of the high-voltage wire and cable is easy to generate deviation, the partial discharge testing working efficiency of the high-voltage wire and cable is low, and the quality is difficult to ensure;

(2) in the prior art, the partial discharge testing device for the high-voltage wire and cable has the advantages that the partial discharge testing position of the high-voltage wire and cable is different, the height position of the high-voltage wire and cable needs to be adjusted, but the high-voltage wire and cable is not conveniently adjusted by the existing testing device, so that the requirement of a worker on the high-voltage wire and cable testing work is difficultly met.

Therefore, a partial discharge testing device for high-voltage electric wires and cables is needed to solve the problems of easy position deviation and inconvenient height adjustment in the prior art when testing the high-voltage electric wires and cables.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a testing arrangement is put with office to high tension cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a partial discharge testing device for high-voltage wires and cables comprises a bottom plate and a base plate

The top plate is arranged right above the bottom plate, two wire supporting plates which are symmetrically distributed are fixed on the side wall of the top end of the top plate, two supports which are symmetrically distributed are fixed on the side wall of the top end of the top plate, the supports are located right above the wire supporting plates, a screw rod is in threaded connection with the side wall of the top end of each support, a rotating wheel is coaxially fixed on the top end of each screw rod, a guide plate is in sliding connection with the inner side of each support, the screw rod is in rotating connection with the guide plate, a wire pressing plate is fixed on the side wall of the bottom end of the guide plate, and an adjusting component matched with the top plate is arranged on the side wall of the top end of the bottom plate.

In the scheme, the adjusting component comprises

The mounting plate is provided with two mounting plates which are symmetrically distributed and fixed on the side wall of the top end of the bottom plate, two symmetrically distributed installation plates are fixed on the side wall of the bottom end of the top plate, the installation plates and the side wall of one side of the mounting plate are both rotationally connected with a rotating rod a, one of the installation plates is rotationally connected with the outer surface of the rotating rod a, the outer surface of the rotating rod a is rotationally connected with two symmetrically distributed transmission plates a, the other installation plate is rotationally connected with two symmetrically distributed transmission plates b, and the side wall of the transmission plate a adjacent to the transmission plates b is rotationally connected with a rotating rod together;

the two sliding blocks a are symmetrically distributed and are in sliding connection with the side wall of one side of the mounting plate, the side wall of one side, adjacent to the two additional plates, is in sliding connection with the two sliding blocks b which are symmetrically distributed, the side wall of one side, adjacent to the two sliding blocks a, is in rotating connection with the rotating rod b, and the transmission plate b is in rotating connection with the outer surface of the rotating rod b;

dwang c, dwang c and two the adjacent one side lateral wall of slider b rotates to be connected, driving plate b with dwang c surface rotates to be connected, the go-between has been cup jointed to dwang b surface, bottom plate one side lateral wall is fixed with the base, the base with bottom plate top lateral wall is fixed with the cylinder jointly, the output of cylinder with the go-between is fixed.

It should be further noted that through grooves a are formed in the side walls of one side of each of the two mounting plates, guide rods a are fixed to the side walls of one side of each of the sliders a, and the guide rods a are slidably connected with the insides of the through grooves a.

It should be further noted that through grooves b are formed in the side walls of one sides of the two additional plates, guide rods b are fixed to the side walls of one sides of the sliding blocks b, and the guide rods b are connected with the inside of the through grooves b in a sliding mode.

As a preferred embodiment, the side walls of the bottom plate adjacent to the top plate are both provided with a guide groove, the side walls of the slider a and the slider b far away from each other are both fixed with a guide block, and the guide block is slidably connected with the inside of the guide groove.

As a preferred embodiment, two sliding grooves which are symmetrically distributed are formed in the side wall of the inner side of the bracket, the guide plate is connected with the inner part of the sliding groove in a sliding manner, and the cross section of the wire pressing plate is arranged in an arc shape.

Compared with the prior art, the utility model provides a pair of testing arrangement is put with office to high tension cable, include following beneficial effect at least:

(1) Through line ball board and wire cable contact to can compress tightly wire cable between line ball board and line ball board, under the wire cable keeps pressing from both sides tight steady state when making the staff carry out the test to wire cable partial discharge, avoid then appearing the condition of the effective test result precision of test work in-process wire cable position excursion.

(2) Drive the roof through adjusting part and rise and descend for wire and cable synchronism rises and descends, can make that the staff can be good carry out the office to wire and cable and put the test, and the certain degree can promote the office to wire and cable and put test work efficiency, and this device application scope is wider, the better staff that satisfies is to wire and cable altitude mixture control demand.

Drawings

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

fig. 2 is a schematic bottom view of the present invention;

fig. 3 is a schematic view of a partial top view structure of the present invention;

FIG. 4 is an enlarged view of the area A in FIG. 3;

FIG. 5 is a schematic view of the structure of the bottom plate of the present invention

In the figure: 1. a base plate; 2. a top plate; 3. a wire supporting plate; 4. a support; 5. a screw; 6. a rotating wheel; 7. a guide plate; 8. a wire pressing plate; 9. an adjustment assembly; 91. mounting a plate; 92. adding a plate; 93. rotating the rod a; 94. a driving plate a; 95. a driving plate b; 96. a rotating rod; 97. a slide block a; 98. a slide block b; 99. rotating the rod b; 910. rotating the rod c; 911. a connecting ring; 912. a base; 913. a cylinder; 10. a through groove a; 11. a guide rod a; 12. a through groove b; 13. a guide rod b; 14. a guide groove; 15. a guide block; 16. a chute.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solution of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the scope of the protection of the present invention based on the described embodiments of the present invention.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-5, the utility model provides a testing arrangement is put with office to high tension cable, including bottom plate 1, bottom plate 1 still includes roof 2, roof 2 sets up directly over bottom plate 1, 2 top lateral walls of roof are fixed with two and are the line board 3 that hold in the palm of symmetric distribution, 2 top lateral walls of roof are fixed with two supports 4 that are symmetric distribution, support 4 is located directly over the line board 3, 4 top lateral wall threaded connection of support has screw rod 5, 5 coaxial tops of screw rod are fixed with runner 6, 4 inboard sliding connection of support have baffle 7, screw rod 5 rotates with baffle 7 to be connected, 7 bottom lateral walls of baffle are fixed with line board 8, 1 top lateral wall of bottom plate is provided with the adjusting part 9 with 2 looks adaptations of roof, through line board 8 and wire cable contact, thereby can compress tightly wire cable between line board 3 and line board 8, make under the wire cable keeps pressing tight steady state when the staff carries out office to wire cable and puts the test, avoid appearing the condition of the effective test result precision of wire cable position skew in the test work process then.

Further as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, it is worth specifically explaining that the adjusting assembly 9 includes two mounting plates 91, two mounting plates 91 are provided, two mounting plates 91 are symmetrically fixed on the top side wall of the bottom plate 1, two additional mounting plates 92 are symmetrically fixed on the bottom side wall of the top plate 2, the additional mounting plates 92 and the side wall of one side of the mounting plate 91 are both rotatably connected with rotating rods a93, one of the rotating rods a93 rotatably connected with the mounting plates 91 is rotatably connected with two symmetrically distributed driving plates a94, the outer surface of the other rotating rod a93 is rotatably connected with two symmetrically distributed driving plates b95, and the side wall of the driving plate a94 adjacent to the driving plate b95 is commonly rotatably connected with a rotating rod 96; the two sliding blocks a97 are arranged, the two sliding blocks a97 are symmetrically distributed and are in sliding connection with the side wall of one side of the mounting plate 91, the side wall of one side, adjacent to the two additional plates 92, is in sliding connection with the two sliding blocks b98 symmetrically distributed, the side wall of one side, adjacent to the two sliding blocks a97, is in rotating connection with the rotating rod b99, and the driving plate b95 is in rotating connection with the outer surface of the rotating rod b 99; dwang c910, dwang c910 rotates with the adjacent one side lateral wall of two sliders b98 and is connected, driving plate b95 rotates with dwang c910 surface and is connected, dwang b99 surface has cup jointed go-between 911, 1 side lateral wall of bottom plate is fixed with base 912, base 912 is fixed with cylinder 913 with 1 top lateral wall of bottom plate jointly, the output and the go-between 911 of cylinder 913 are fixed, it rises and descends to drive roof 2 through adjusting part 9, make the electric wire and cable synchronism rise and descend, can make that the staff can be good carry out the test of putting partially to electric wire and cable, the test work efficiency is put in the portion that can promote to electric wire and cable to a certain extent, this device application scope is wider, better satisfy the staff and highly adjust the demand to electric wire and cable.

As further shown in fig. 3 and fig. 4, it is worth concretely explaining that the through grooves a10 are respectively formed in the side walls of one sides of the two mounting plates 91, the guide rods a11 are fixed to the side walls of one sides of the sliders a97, the guide rods a11 are slidably connected with the insides of the through grooves a10, and the movement stability of the sliders a97 is guaranteed by the guide rods a11 slidably connected inside the through grooves a 10.

The scheme has the following working processes: need carry out the partial discharge to wire and cable and look sideways at the during operation, at first through placing wire and cable on line supporting plate 3, through rotating the threaded rod, make the threaded rod carry out the spiral and rotate downwards, guide 7 atress back moves downwards along 16 insides of spout, it moves to drive line ball board 8 in step, until line ball board 8 and wire and cable surface contact, thereby accomplish the tight location of clamp to wire and cable, drive through cylinder 913, make go-between 911 atress back, drive dwang b99 removes, then make slider a97 remove in the logical groove a10 in step, through dwang b99 and the transmission of dwang b95, make transmission board b95 rotate along the central axis department of dwang 96, thereby make 2 upwards remove after the atress of roof, then make slider b98 remove along logical groove department, drive dwang c910 removes in step, and utilize the transmission of dwang b95 and dwang c910, it provides the direction support to top 2 elevating movement, thereby accomplish and adjust wire and cable height position, after adjusting wire and cable height to suitable position, stop the drive test of cylinder 913, can carry out the partial discharge to work cable.

According to the working process, the following steps are known: through line ball board 8 and the contact of wire cable, thereby can compress tightly wire cable between line ball board 3 and line ball board 8, wire cable keeps under pressing from both sides tight steady state when making the staff carry out the test to wire cable partially, then avoid appearing the condition of the effective test result precision of test work in-process wire cable position excursion, and drive roof 2 through adjusting part 9 and rise and descend, make the wire cable synchronism rise and descend, can make that the staff can be good carry out the test partially to wire cable, the partial discharge test work efficiency to wire cable can be promoted to a certain extent, this device application scope is wider, better satisfy the staff to wire cable altitude mixture control demand, and through guide arm a11 at the inside sliding connection in logical groove a10, can ensure slider a97 mobility stability.

Further as shown in fig. 3 and 4, it is worth specifically explaining that through grooves b12 are formed in the side walls of one sides of the two additional plates 92, guide rods b13 are fixed to the side walls of one sides of the sliders b98, the guide rods b13 are connected with the inside of the through grooves b12 in a sliding mode, and the stability of the sliders b98 in moving after being stressed can be greatly improved by sliding the guide rods b13 and the inside of the through grooves b12, so that the situation that the sliders b98 are deviated in position is avoided.

Further as shown in fig. 4, it is worth specifically explaining that a guide groove 14 is formed in each side wall of the bottom plate 1 adjacent to the top plate 2, a guide block 15 is fixed to each side wall of the side where the slider a97 and the slider b98 are away from each other, the guide block 15 is slidably connected with the inside of the guide groove 14, and the guide block 15 slides inside the guide groove 14, so that not only can a guide limiting effect on the slider a97 and the slider b98 be achieved, but also the stability of the slider a97 and the slider b98 during movement can be improved.

Further as shown in fig. 1 and fig. 2, it is worth specifically explaining that two sliding grooves 16 which are symmetrically distributed are formed in the side wall of the inner side of the support 4, the guide plate 7 is connected with the inner portion of the sliding grooves 16 in a sliding manner, the cross section of the wire pressing plate 8 is arranged in an arc shape, and the guide plate 7 slides in the sliding grooves 16, so that the guide plate 7 can be guided and limited in the moving process, and the stability of the guide plate 7 in the moving process can be effectively improved.

To sum up: through guide arm b13 and the inside slip of logical groove b12, can promote the stability of slider b98 when the atress back removes by a wide margin, avoid appearing the condition of slider b98 offset, and slide in the guide way 14 is inside through guide block 15, not only can play the direction limiting displacement to slider a97 and slider b98, but also can promote the stability of slider a97 and slider b98 when removing, and slide in 16 insidely at the spout through baffle 7, not only can play the guide limiting displacement to baffle 7 removal in-process, but also can effectively promote the stability of baffle 7 at the removal in-process.

The cylinder 913 may be commercially available, and the cylinder 913 may be provided with a power source, which is well known in the art and will not be described in detail herein.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art, and the use of the term "including" or "comprising" in the present application shall mean that the element or item preceding the term covers the element or item listed after the term and its equivalents, but does not exclude other elements or items, and the term "connected" or "connected" is not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", etc. merely indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may be changed accordingly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)

1. The partial discharge testing device for the high-voltage wires and cables comprises a bottom plate (1) and is characterized in that the bottom plate (1) further comprises

Roof (2), roof (2) set up in directly over bottom plate (1), roof (2) top lateral wall is fixed with two and is the line board (3) that hold in the palm of symmetric distribution, roof (2) top lateral wall is fixed with two support (4) that are symmetric distribution, support (4) are located directly over holding in the palm line board (3), support (4) top lateral wall threaded connection has screw rod (5), the coaxial runner (6) that is fixed with in screw rod (5) top, support (4) inboard sliding connection has baffle (7), screw rod (5) with baffle (7) rotate to be connected, baffle (7) bottom lateral wall is fixed with presses line board (8), bottom plate (1) top lateral wall be provided with regulating part (9) of roof (2) looks adaptation.

2. The partial discharge test device for high-voltage electric wires and cables according to claim 1, wherein: the adjusting component (9) comprises

Mounting panel (91), mounting panel (91) is provided with two, two mounting panel (91) are the symmetric distribution and are fixed in bottom plate (1) top lateral wall, roof (2) bottom lateral wall is fixed with two and is the symmetric distribution install board (92) additional, install board (92) with mounting panel (91) one side lateral wall is all rotated and is connected with dwang a (93), one of them rotates with mounting panel (91) be connected dwang a (93) surface rotation is connected with two transmission boards a (94) that are the symmetric distribution, another one dwang a (93) surface rotation is connected with two transmission boards b (95) that are the symmetric distribution, transmission board a (94) and the adjacent one side lateral wall of transmission board b (95) rotate jointly and are connected with bull stick (96);

the two sliding blocks a (97) are arranged, the two sliding blocks a (97) are symmetrically distributed and are in sliding connection with the side wall of one side of the mounting plate (91), the side wall of one side, adjacent to the two mounting plates (92), is both in sliding connection with the two sliding blocks b (98) which are symmetrically distributed, the side wall of one side, adjacent to the two sliding blocks a (97), is rotatably connected with a rotating rod b (99), and the transmission plate b (95) is rotatably connected with the outer surface of the rotating rod b (99);

dwang c (910), dwang c (910) and two the adjacent one side lateral wall of slider b (98) rotates to be connected, driving plate b (95) with dwang c (910) surface rotates to be connected, dwang b (99) surface has cup jointed go-between (911), bottom plate (1) one side lateral wall is fixed with base (912), base (912) with bottom plate (1) top lateral wall is fixed with cylinder (913) jointly, the output of cylinder (913) with go-between (911) are fixed.

3. The partial discharge test device for high-voltage electric wires and cables according to claim 2, wherein: the side wall of one side of each of the two mounting plates (91) is provided with a through groove a (10), the side wall of one side of each of the sliding blocks a (97) is fixedly provided with a guide rod a (11), and the guide rods a (11) are slidably connected with the inside of the through grooves a (10).

4. The partial discharge test device for high-voltage electric wires and cables according to claim 2, wherein: through grooves b (12) are formed in the side wall of one side of each of the two additional plates (92), guide rods b (13) are fixed to the side wall of one side of each of the sliding blocks b (98), and the guide rods b (13) are connected with the inside of the through grooves b (12) in a sliding mode.

5. The partial discharge test device for high-voltage electric wires and cables according to claim 4, wherein: bottom plate (1) with guide way (14) have all been seted up to one side lateral wall that roof (2) are adjacent, slider a (97) with the one side lateral wall that slider b (98) kept away from each other all is fixed with guide block (15), guide block (15) with guide way (14) inside sliding connection.

6. The partial discharge test device for high-voltage electric wires and cables according to claim 5, wherein: two sliding grooves (16) which are symmetrically distributed are formed in the side wall of the inner side of the support (4), the guide plate (7) is connected with the sliding grooves (16) in a sliding mode, and the cross section of the wire pressing plate (8) is arc-shaped.

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