CN217766620U - Resistance testing device for laying traction substation grounding grid - Google Patents

Abstract

The utility model relates to a resistance test technical field just discloses a traction substation ground net lays and uses resistance test device, including box, ground resistance tester and two hollow post, two hollow post symmetry sets up in the inside of box and all is connected, two with the inner wall rotation of box to the one end pole wall of dorsad the pole wall of hollow post has all fixed the cup jointed reel, ground resistance tester sets up between two hollow posts, and two inserted bars of the equal symmetrical fixedly connected with in both sides, two the pole wall of hollow post all overlaps and is equipped with latch mechanism, two latch mechanism has the inserted bar phase-match that corresponds respectively, two the inside of reel is all around being equipped with the cable. The utility model discloses an avoided the junction distortion of cable and ground resistance tester to damage when coiling the cable, guaranteed ground resistance tester's normal use.

Description

Resistance testing device for laying traction substation grounding grid

Technical Field

The utility model relates to a resistance test technical field especially relates to a draw electric substation ground net and lay and use resistance testing arrangement.

Background

By search, publication (bulletin) no: CN214122345U relates to a ground resistance testing device, comprising: the cable testing device comprises a box body, a box cover movably linked with the box body, a cable winding and unwinding device and a grounding resistance tester; the box body is internally provided with at least two longitudinal partition plates, the longitudinal partition plates divide the box body into at least three chambers, and two chambers positioned on the outer side are both internally provided with cable winding and unwinding devices, each cable winding and unwinding device comprises a rotating shaft and a wire wheel, the wire wheel is sleeved on the rotating shaft, and one end of the rotating shaft is detachably connected with a shaking handle outside the box body through a first through hole formed in the side wall of the box body; the other end of the rotating shaft is movably connected with the longitudinal partition plate through a connecting piece; the ground resistance tester is positioned in a cavity on the inner side and is used for being connected with a cable on the wire wheel, so that mutual winding among wires is avoided, the wires can be freely retracted and released, the operation is convenient, and the ground resistance testing efficiency is improved.

Aiming at the technical scheme, the following defects exist:

among the above-mentioned technical scheme, because the cable needs to be connected with ground resistance tester, the problem that leads to like this can cause cable and ground resistance tester junction distortion damage when convoluteing the cable to influence ground resistance tester's normal use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the junction distortion damage of cable and ground resistance tester can cause when coiling the cable among the prior art, and the ground net of traction substation lays and uses resistance testing device who provides.

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

the utility model provides a draw electric substation ground net and lay and use resistance testing arrangement, includes box, ground resistance tester and two hollow post, two hollow post symmetry sets up in the inside of box and all be connected with the inner wall rotation of box to the one end pole wall of dorsad, two the equal fixed cover of pole wall of hollow post has connect the reel, ground resistance tester sets up between two hollow posts, and two inserted bars of the equal symmetrical fixedly connected with in both sides, two the pole wall of hollow post all overlaps and is equipped with clamping mechanism, two clamping mechanism has corresponding inserted bar phase-match, two respectively the inside of reel all is around being equipped with the cable, two the one end of cable all with ground resistance tester fixed connection and fixed cover respectively locate the inside of corresponding hollow post, one of them the pole wall cover of hollow post is equipped with actuating mechanism.

Preferably, the clamping mechanism includes first annular slab and second annular slab, first annular slab cup joints with the hollow post that corresponds is fixed, the second annular slab cup joints with the hollow post activity that corresponds and with the spring that fixedly connected with cup jointed with hollow post activity between the first annular slab, two jacks, every have been seted up to the inside symmetry of second annular slab the inserted bar is pegged graft with the jack activity that corresponds respectively.

Preferably, the driving mechanism comprises a worm wheel and a worm, the worm wheel is fixedly sleeved on the rod wall of the corresponding hollow column, the worm is arranged in the box body, the rod walls at two ends of the worm are respectively connected with the inner wall of the box body in a rotating mode, and the worm is connected with the worm wheel in a meshed mode.

Preferably, an opening is formed in the front side of the box body, a door plate is rotatably connected to the inside of the opening through two hinges, and a handle is fixedly connected to the front side of the door plate.

Preferably, two equal symmetry fixedly connected with stopper of one end pole wall that hollow post is close to, two spacing grooves have been seted up to the equal symmetry of inner wall of second annular slab, two the stopper slides respectively and sets up in the inside of the spacing groove that corresponds.

Preferably, the upper end of the worm penetrates through the box body and is fixedly connected with a crank.

Compared with the prior art, the utility model provides a traction substation ground net lays and uses resistance testing arrangement possesses following beneficial effect:

1. this draw electric substation ground net to lay and use resistance testing arrangement through two latch mechanisms that set up, can carry out the joint to the ground resistance tester for drive the ground resistance tester when two hollow columns pivoted and rotate, thereby avoid the cable distortion to damage.

2. This draw electric substation ground net and lay and use resistance test device, through the actuating mechanism who sets up, can utilize the transmission between worm wheel and the worm to connect the hollow post that the drive corresponds and rotate when the crank pivoted, and then can drive the wire winding wheel and carry out the rolling to the cable.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a avoided the junction distortion damage of cable with the ground resistance tester when convoluteing the cable, guaranteed the normal use of ground resistance tester.

Drawings

Fig. 1 is a schematic structural diagram of a resistance testing device for laying a ground grid of a traction substation according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: the device comprises a box body 1, a ground resistance tester 2, a hollow column 3, a reel 4, an inserted link 5, a cable 6, a first annular plate 7, a second annular plate 8, a spring 9, a worm wheel 10, a worm 11, a door plate 12, a handle 13, a limiting block 14 and a crank 15.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a resistance testing device for laying a traction substation grounding grid, comprising a box body 1, a grounding resistance tester 2 and two hollow columns 3, wherein the two hollow columns 3 are symmetrically arranged in the box body 1, and the rod walls of the two back-facing ends are rotatably connected with the inner wall of the box body 1, the rod walls of the two hollow columns 3 are fixedly sleeved with reels 4, the grounding resistance tester 2 is arranged between the two hollow columns 3, the two sides of the two hollow columns 3 are symmetrically and fixedly connected with two insertion rods 5, the rod walls of the two hollow columns 3 are respectively sleeved with a clamping mechanism, the two clamping mechanisms are respectively provided with corresponding insertion rods 5 matched, cables 6 are respectively wound in the two reels 4, one ends of the two cables 6 are respectively fixedly connected with the grounding resistance tester 2 and are respectively fixedly sleeved in the corresponding hollow columns 3, and a driving mechanism is sleeved on the rod wall of one of the hollow column 3.

The clamping mechanism comprises a first annular plate 7 and a second annular plate 8, the first annular plate 7 is fixedly sleeved with the corresponding hollow column 3, the second annular plate 8 is movably sleeved with the corresponding hollow column 3 and is movably sleeved with a spring 9 which is fixedly connected between the first annular plate 7 and the hollow column 3, two jacks are symmetrically arranged in the second annular plate 8, each inserting rod 5 is movably inserted with the corresponding jack respectively, and the movable insertion between each inserting rod 5 and the corresponding jack can realize clamping fixation of the ground resistance tester 2, so that the ground resistance tester 2 is driven to rotate while the two hollow columns 3 rotate.

The driving mechanism comprises a worm wheel 10 and a worm 11, the worm wheel 10 is fixedly sleeved on the rod wall of the corresponding hollow column 3, the worm 11 is arranged in the box body 1, the rod walls at two ends of the worm 11 are respectively connected with the inner wall of the box body 1 in a rotating mode, the worm 11 is connected with the worm wheel 10 in a meshing mode, the worm wheel 10 can be driven to rotate when the worm 11 rotates by means of the meshing connection between the worm wheel 10 and the worm 11, and then the hollow column 3 and the corresponding reel 4 are driven to rotate.

The opening has been opened to the front side of box 1, and open-ended inside is connected with door plant 12 through two hinge rotations, and the front side fixedly connected with handle 13 of door plant 12 utilizes the handle 13 that sets up, can be convenient for operate door plant 12 to open door plant 12 and use ground resistance tester 2.

Two stoppers 14 of the equal symmetry fixedly connected with of one end pole wall that two hollow columns 3 are close to, two spacing grooves have been seted up to the equal symmetry of the inner wall of two second annular slabs 8, and two stoppers 14 slide respectively and set up in the inside of the spacing groove that corresponds, utilize sliding connection between stopper 14 and the spacing groove, can drive the second annular slab 8 that corresponds when hollow column 3 pivoted and rotate, and then drive ground resistance tester 2 is rotatory.

The upper end of the worm 11 penetrates through the box body 1 and is fixedly connected with a crank handle 15, and the worm 11 can be conveniently driven by the arranged crank handle 15, so that the worm wheel 10 is driven to rotate.

The utility model discloses in, when needs are to 6 rolling of cable, rotate crank 15, crank 15 drives worm 11 and rotates, worm 11 pivoted simultaneous drive worm wheel 10 rotates, worm wheel 10 drives the hollow post 3 rotation that corresponds, hollow post 3 drives ground resistance tester 2 and two reel 4 synchronous rotations through two latch mechanisms, avoid cable 6 and ground resistance tester 2's junction distortion to damage when rolling cable 6, when ground resistance tester 2 breaks down, can realize the dismantlement to ground resistance tester 2 with the 5 separation of inserted bar that corresponds respectively with two second annular slabs 8, so that maintain the processing to it.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a traction substation ground net lays and uses resistance testing arrangement, includes box (1), ground resistance tester (2) and two hollow post (3), its characterized in that, two hollow post (3) symmetry sets up in the inside of box (1) and all is connected with the inner wall rotation of box (1) to the one end pole wall of back of the body, two the pole wall of hollow post (3) is all fixed has cup jointed reel (4), ground resistance tester (2) set up between two hollow post (3), and the equal symmetrical fixedly connected with in both sides two inserted bars (5), two the pole wall of hollow post (3) all overlaps and is equipped with latch mechanism, two latch mechanism has corresponding inserted bar (5) phase-match respectively, two the inside of reel (4) all is around being equipped with cable (6), two the one end of cable (6) all with ground resistance tester (2) fixed connection and fixed cover respectively locates the inside of corresponding hollow post (3), one of them the pole wall cover of hollow post (3) is equipped with actuating mechanism.

2. The resistance testing device for laying the traction substation grounding grid is characterized in that the clamping mechanism comprises a first annular plate (7) and a second annular plate (8), the first annular plate (7) is fixedly sleeved with the corresponding hollow column (3), the second annular plate (8) is movably sleeved with the corresponding hollow column (3) and is fixedly connected with a spring (9) which is movably sleeved with the hollow column (3) between the second annular plate (8) and the first annular plate (7), two jacks are symmetrically formed in the second annular plate (8), and each plug rod (5) is movably plugged with the corresponding jack.

3. The resistance testing device for laying the traction substation grounding grid is characterized in that the driving mechanism comprises a worm wheel (10) and a worm (11), the worm wheel (10) is fixedly sleeved on the rod wall of the corresponding hollow column (3), the worm (11) is arranged in the box body (1), the rod walls at two ends of the worm (11) are respectively connected with the inner wall of the box body (1) in a rotating mode, and the worm (11) is connected with the worm wheel (10) in a meshed mode.

4. The resistance testing device for laying the traction substation grounding grid is characterized in that an opening is formed in the front side of the box body (1), a door panel (12) is rotatably connected to the inside of the opening through two hinges, and a handle (13) is fixedly connected to the front side of the door panel (12).

5. The resistance testing device for laying the grounding grid of the traction substation according to claim 2, wherein two limiting blocks (14) are symmetrically and fixedly connected to the rod wall at one end close to the two hollow columns (3), two limiting grooves are symmetrically formed in the inner walls of the two second annular plates (8), and the two limiting blocks (14) are respectively arranged in the corresponding limiting grooves in a sliding manner.

6. The resistance testing device for laying the traction substation grounding grid is characterized in that the upper end of the worm (11) penetrates through the box body (1) and is fixedly connected with a crank (15).

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