CN214478492U

CN214478492U - Use shell from taking earthing device on distribution equipment

Info

Publication number: CN214478492U
Application number: CN202120289092.5U
Authority: CN
Inventors: 于寿滨; 崔琰; 孙玥
Original assignee: Weihai Tianli Electric Co ltd
Current assignee: Weihai Tianli Electric Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-22
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses an use from casing of taking earthing device on distribution equipment, concretely relates to distribution equipment field, including first casing and second casing, the second casing is fixed to be established at first casing top, second casing inner chamber bottom is inlayed and is equipped with the motor, the fixed pivot that is equipped with in motor output shaft top, the fixed cover of pivot outer wall is equipped with first rail wheel, the fixed a plurality of limiting plates that are equipped with of first rail wheel outer wall, first rail wheel outer wall winding has the earth connection, the through-hole has been seted up to second casing one side, earth connection one end runs through the through-hole and extends to the second casing outside. The utility model discloses a second rail wheel and rubber pad that set up in the through-hole, second rail wheel and earth connection contact, compare with prior art, change sliding friction into rolling friction, greatly reduced is to the wearing and tearing of earth connection, and dust impurity on the earth connection can be cleared up to the rubber pad, avoids dust impurity to enter into the second casing and is difficult to the clearance.

Description

Use shell from taking earthing device on distribution equipment

Technical Field

The utility model relates to a distribution equipment field, concretely relates to use shell from taking earthing device on distribution equipment.

Background

On the existing market, all do not install the earth connection on distribution equipment's the casing, distribution equipment is using the maintenance in-process, need carry out ground connection discharge protection maintainer safety's purpose on the conductor with earth connection clamp to distribution equipment during the maintenance, if do not have under the condition of earth connection, the maintainer is very dangerous at the maintenance in-process, we company is to this condition, with our distribution equipment from taking conductor short circuit earth connection, so when overhauing, can protect maintainer's personal safety as far as.

Chinese patent publication No. CN212011628U discloses a housing with a grounding device for use in a power distribution apparatus, wherein a spool rotatable about a vertical axis is installed in a sub-housing, a grounding wire is wound around the spool and has one end connected to a conductor in a main housing and the other end penetrating through the sub-housing for grounding, and a reset device provided in the sub-housing for resetting the grounding wire and winding the grounding wire around the spool, thereby achieving the purpose of mounting the grounding wire on a main housing and connecting the grounding wire to the conductor in the main housing.

The prior art has the following defects: when the ground wire is pulled and stored, the ground wire is in contact with the wiring board and is rubbed by the wiring board, so that the surface of the ground wire is easily abraded, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

For this, the utility model provides an use from casing of taking earthing device on distribution equipment, through second rail wheel and rubber pad that sets up in the through-hole, the second rail wheel contacts with the earth connection, compares with prior art, changes sliding friction into rolling friction, and greatly reduced is to the wearing and tearing of earth connection, and the rubber pad can clear up the dust impurity on the earth connection, avoids dust impurity to enter into the second casing and is difficult to the clearance.

In order to achieve the above object, the present invention provides the following technical solutions: a shell with a grounding device applied to distribution equipment comprises a first shell and a second shell, wherein the second shell is fixedly arranged at the top of the first shell, a motor is embedded at the bottom of an inner cavity of the second shell, a rotating shaft is fixedly arranged at the top of an output shaft of the motor, a first track wheel is fixedly sleeved on the outer wall of the rotating shaft, a plurality of limiting plates are fixedly arranged on the outer wall of the first track wheel, a grounding wire is wound on the outer wall of the first track wheel, a through hole is formed in one side of the second shell, one end of the grounding wire penetrates through the through hole and extends to the outer side of the second shell, two telescopic rods are fixedly arranged in the through hole and are arranged in a vertically symmetrical mode relative to the central axis of the through hole, a first spring is sleeved on the outer wall of the telescopic rod, the top end of the first spring is fixedly connected with the inner wall of the through hole, the bottom end of the first spring is fixedly connected with a cylinder end of the telescopic rod, a second track wheel is fixedly arranged at the bottom of the cylinder end of the telescopic rod, the second rail wheel is in contact with the outer wall of the grounding wire, a rubber pad is movably arranged on one side, away from the first spring, of the inside of the through hole, a wire arranging hole is formed in the rubber pad, the cross section of the wire arranging hole is in a conical shape, a fixing assembly is fixedly arranged on one side of the second shell, the grounding wire is arranged inside the fixing assembly, and a plug is fixedly arranged at one end of the grounding wire.

Furthermore, the outer side wall surface of the rubber pad is fixedly provided with a convex block, the inner wall surface of the through hole is provided with an arc-shaped clamping groove, and the convex block is arranged in the arc-shaped clamping groove.

Further, fixed subassembly includes the sleeve pipe that two longitudinal symmetries set up, the cover internalization is equipped with the stock, the fixed second spring that is equipped with between stock top and the sleeve pipe, stock bottom cross-section sets up to semi-circular, stock bottom fixed surface is equipped with the cushion.

Furthermore, a shifting lever is fixedly arranged on one side, away from the second shell, of the long rod.

Further, the fixed inserted block that is equipped with in motor output shaft top, the jack has been seted up on pivot bottom surface, the inserted block is established in the jack, inserted block and jack cross-section all set up to square.

Furthermore, an outlet is formed in the top of the second shell, and a cover plate is hinged in the outlet.

Further, the second rail wheel is made of a rubber material.

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

1. the utility model discloses a second rail wheel and rubber pad that set up in the through-hole, second rail wheel and earth connection contact, compare with prior art, change sliding friction into rolling friction, greatly reduced the wearing and tearing to the earth connection, the rubber pad can clear up the dust impurity on the earth connection, avoids dust impurity to enter into the second casing and is difficult to clear up;

2. through being provided with the inserted block on motor output shaft, the pivot is dismantled in inserted block and the jack contact in the pivot to the easy to assemble, takes out first rail wheel in the second casing, inspects the change.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a cross-sectional view of a second housing provided by the present invention;

fig. 2 is a side view of the sleeve provided by the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of a portion B of fig. 1 according to the present invention;

in the figure: the device comprises a first shell 1, a second shell 2, a motor 3, a rotating shaft 4, a first rail wheel 5, a limiting plate 6, a grounding wire 7, a through hole 8, a telescopic rod 9, a first spring 10, a second rail wheel 11, a rubber pad 12, a wire arranging hole 13, a plug 14, a convex block 15, an arc-shaped clamping groove 16, a sleeve 17, a long rod 18, a second spring 19, a soft pad 20, a driving lever 21, an inserting block 22, an inserting hole 23 and a cover plate 24.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the attached drawings 1-4 of the specification, the embodiment of the casing with the grounding device applied to the power distribution equipment comprises a first casing 1 and a second casing 2, wherein the second casing 2 is fixedly arranged at the top of the first casing 1, a motor 3 is embedded at the bottom of an inner cavity of the second casing 2, a rotating shaft 4 is fixedly arranged at the top of an output shaft of the motor 3, a first rail wheel 5 is fixedly sleeved on the outer wall of the rotating shaft 4, a plurality of limiting plates 6 are fixedly arranged on the outer wall of the first rail wheel 5, a grounding wire 7 is wound on the outer wall of the first rail wheel 5, a through hole 8 is formed in one side of the second casing 2, one end of the grounding wire 7 penetrates through the through hole 8 and extends to the outer side of the second casing 2, two telescopic rods 9 are fixedly arranged in the through hole 8, the two telescopic rods 9 are symmetrically arranged up and down relative to the central axis of the through hole 8, and a first spring 10 is sleeved on the outer wall of the telescopic rod 9, first spring 10 top and 8 inner wall fixed connection of through-hole, first spring 10 bottom and 9 jar ends fixed connection of telescopic link, the fixed second rail wheel 11 that is equipped with in 9 jar end bottoms of telescopic link, second rail wheel 11 contacts with 7 outer walls of earth connection, the activity of 10 one sides of first spring is kept away from to 8 inside through-holes is equipped with rubber pad 12, rubber pad 12 is inside to be seted up wired 13, the 13 cross-sections in line hole set up to the toper, 2 one sides of second casing are fixed and are equipped with fixed subassembly, earth connection 7 is established inside fixed subassembly, 7 one ends of earth connection are fixed and are equipped with plug 14.

Further, the outer side wall surface of the rubber pad 12 is fixedly provided with a convex block 15, the inner wall surface of the through hole 8 is provided with an arc-shaped clamping groove 16, the convex block 15 is arranged in the arc-shaped clamping groove 16, and the rubber pad 12 is convenient to mount and dismount and is convenient to replace.

Further, fixed subassembly includes two sleeve pipes 17 that the longitudinal symmetry set up, the sleeve pipe 17 internalization is equipped with stock 18, the fixed second spring 19 that is equipped with between stock 18 top and the

sleeve pipe

17, 18 bottom cross-sections of stock set up to semi-circular, 18 bottom fixed surface of stock is equipped with cushion 20 for it is fixed to carry out spacing to earth connection 7.

Furthermore, a shifting lever 21 is fixedly arranged on one side of the long rod 18, which is far away from the second shell 2, so that an operator can conveniently shift the long rod 18.

Further, 3 fixed inserted blocks 22 that are equipped with in output shaft top of motor, jack 23 has been seted up on 4 bottom surfaces of pivot, inserted blocks 22 establishes in jack 23, inserted blocks 22 and jack 23 cross-section all set up to squarely, conveniently dismantle pivot 4, take out first rail wheel 5 from second casing 2, overhaul.

Further, an outlet is formed in the top of the second shell 2, a cover plate 24 is hinged to the outlet, the cover plate 24 is opened, and the first track wheel 5 is convenient to take.

Further, the second rail wheel 11 is made of a rubber material to avoid damage to the surface of the earth wire 7.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, when in use, a poking rod 21 is poked by hands, two long rods 18 move into a sleeve 17, a second spring 19 between the long rods 18 and the sleeve 17 is squeezed, then a plug 14 at one end of a grounding wire 7 is pulled, the grounding wire 7 is pulled out from a first rail wheel 5 and then is connected to the ground, after the poking rod 21 is loosened, the second spring 19 generates reverse acting force to push the long rods 18 to the grounding wire 7 and fix the grounding wire 7, so that the safety of workers during operation is ensured, when the patch is not in use, a motor 3 is started, the motor 3 rotates to drive a rotating shaft 4 to rotate, the rotating shaft 4 rotates to drive the first rail wheel 5 to rotate, the grounding wire 7 is wound on the first rail wheel 5, a plurality of limiting plates 6 on the first rail wheel 5 are used for separating and arranging the grounding wire 7, so that the grounding wire 7 is prevented from being wound on the first rail wheel 5, two second rail wheels 11 are arranged in the through hole 8, the second rail wheels 11 are in contact with the outer wall surface of the grounding wire 7, so that sliding friction is changed into rolling friction, friction between the second rail wheels 11 and the grounding wire 7 is reduced, the surface of the grounding wire 7 is prevented from being damaged, the second rail wheels 11 are connected with the through hole 8 through a first spring 10 and a telescopic rod 9, excessive extrusion on the grounding wire 7 is avoided, a rubber pad 12 in the through hole 8 cleans the surface of the grounding wire 7, dust and impurities on the surface of the grounding wire 7 are prevented from entering the second shell 2 and being difficult to clean, the rubber pad 12 is clamped with an arc clamping groove 16 in the through hole 8 through a lug 15, the installation and disassembly are convenient, when the electric vehicle is not used, a cover plate 24 on the second shell 2 can be opened, then the first rail wheels 5 and a rotating shaft 4 can be taken out of the second shell 2, the first rail wheels 5 can be inspected and replaced, the rotating shaft 4 is connected with an inserting block 22 on an output shaft of the motor 3 through an inserting hole 23, the installation and the disassembly are convenient.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides an use from casing of taking earthing device on distribution equipment, includes first casing (1) and second casing (2), second casing (2) are fixed to be established at first casing (1) top, its characterized in that: the motor (3) is embedded at the bottom of the inner cavity of the second shell (2), a rotating shaft (4) is fixedly arranged at the top of an output shaft of the motor (3), a first track wheel (5) is fixedly arranged on the outer wall of the rotating shaft (4), a plurality of limiting plates (6) are fixedly arranged on the outer wall of the first track wheel (5), a grounding wire (7) is wound on the outer wall of the first track wheel (5), a through hole (8) is formed in one side of the second shell (2), one end of the grounding wire (7) penetrates through the through hole (8) and extends to the outer side of the second shell (2), two telescopic rods (9) are fixedly arranged in the through hole (8), the two telescopic rods (9) are vertically symmetrically arranged about the central axis of the through hole (8), a first spring (10) is sleeved on the outer wall of the telescopic rod (9), the top end of the first spring (10) is fixedly connected with the inner wall of the through hole (8), and the bottom end of the first spring (10) is fixedly connected with the telescopic rod (9), telescopic link (9) cylinder end bottom is fixed and is equipped with second rail wheel (11), second rail wheel (11) contact with earth connection (7) outer wall, first spring (10) one side activity is kept away from in through-hole (8) inside is equipped with rubber pad (12), rubber pad (12) inside is seted up there is reason line hole (13), reason line hole (13) cross-section sets up to the toper, second casing (2) one side is fixed and is equipped with fixed subassembly, earth connection (7) are established inside fixed subassembly, earth connection (7) one end is fixed and is equipped with plug (14).

2. The housing with grounding device for power distribution equipment as claimed in claim 1, wherein: the rubber pad (12) lateral wall surface all fixedly is equipped with lug (15), arc draw-in groove (16) have been seted up on through-hole (8) inner wall surface, lug (15) are established in arc draw-in groove (16).

3. The housing with grounding device for power distribution equipment as claimed in claim 1, wherein: the fixed subassembly includes sleeve pipe (17) that two longitudinal symmetries set up, sleeve pipe (17) internalization is equipped with stock (18), the fixed second spring (19) that is equipped with between stock (18) top and sleeve pipe (17), stock (18) bottom cross-section sets up to semi-circular, stock (18) bottom fixed surface is equipped with cushion (20).

4. The housing with grounding device for power distribution equipment in accordance with claim 3, wherein: a deflector rod (21) is fixedly arranged on one side of the long rod (18) far away from the second shell (2).

5. The housing with grounding device for power distribution equipment as claimed in claim 1, wherein: the motor (3) output shaft top is fixed and is equipped with inserted block (22), jack (23) have been seted up on pivot (4) bottom surface, inserted block (22) are established in jack (23), inserted block (22) and jack (23) cross-section all set up to square.

6. The housing with grounding device for power distribution equipment as claimed in claim 1, wherein: an outlet is formed in the top of the second shell (2), and a cover plate (24) is hinged in the outlet.

7. The housing with grounding device for power distribution equipment as claimed in claim 1, wherein: the second rail wheel (11) is made of a rubber material.