CN209948099U

CN209948099U - Three-phase short circuit grounding wire drainage plate

Info

Publication number: CN209948099U
Application number: CN201921071455.7U
Authority: CN
Inventors: 王洪涛; 王铮
Original assignee: Ningde Normal University
Current assignee: Ningde Normal University
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-01-14
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a three-phase short circuit earth connection drainage plate relates to high-voltage electrical equipment field, including the drainage plate main part, the round hole has been seted up at the upper end middle part of drainage plate main part, one side upper end of drainage plate main part is equipped with the knob, one side of round hole is equipped with the fixed clamp splice, the opposite side of round hole is equipped with the activity clamp splice, one side middle part fixedly connected with transfer line of activity clamp splice, one side middle part fixed connection of knob rotates the one end of screw rod, the other end that rotates the screw rod inserts the drainage plate main part, the other end that rotates the screw rod passes through the rotary joint and is connected with the inner wall rotation of drainage plate main part, the other end threaded connection who rotates the screw rod has. The utility model discloses can carry out the centre gripping to the screw rod, can be with the firm fixing on the screw rod of drainage plate main part, avoided the drainage plate main part to drop on receiving the screw rod when horizontal power, be fit for simultaneously using under the environment that has the strong wind, application scope is wide.

Description

Three-phase short circuit grounding wire drainage plate

Technical Field

The utility model relates to a high-voltage electrical equipment field, in particular to three-phase short circuit earth connection drainage plate.

Background

When the electric equipment is overhauled, the power equipment with power failure is connected with the ground wire in a hanging mode, so that the electric overhaul personnel can work safely and reliably, the damage of sudden incoming calls to human bodies can be prevented, the structure difference of the electric equipment is large in practice, the ground wire can only be hung on a screw rod of the electric equipment, the ground wire is not firm, and great potential safety hazards are brought to the work of the overhaul personnel.

The three-phase short circuit earth connection drainage plate that discloses in chinese utility model patent application publication specification CN 202474245U, though, this three-phase short circuit earth connection drainage plate design has the round hole, can overlap the round hole on the electrical equipment screw rod, and the earth connection is hung firmly reliably on the electrical equipment screw rod like this, but, this three-phase short circuit earth connection drainage plate drops from the screw rod equally easily when receiving transverse force to it is unstable to be connected with the screw rod under the environment that has strong wind, and is fixed insecure, still has the potential safety hazard.

Therefore, it is necessary to invent a three-phase short-circuit grounding wire drainage plate to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-phase short circuit earth connection drainage plate to the current three-phase short circuit earth connection drainage plate that proposes in solving above-mentioned background art is connected unstablely with the screw rod, follows the problem that drops on the screw rod easily.

In order to achieve the above object, the utility model provides a following technical scheme: a three-phase short circuit grounding wire drainage plate comprises a drainage plate main body, wherein a round hole is formed in the middle of the upper end of the drainage plate main body, a rotating button is arranged at the upper end of one side of the drainage plate main body, a fixed clamping block is arranged on one side of the round hole, a movable clamping block is arranged on the other side of the round hole, and a transmission rod is fixedly connected to the middle of one side of the movable clamping block;

the one side middle part fixed connection of knob rotates the one end of screw rod, the other end that rotates the screw rod inserts the drainage plate main part, the other end that rotates the screw rod passes through the rotary joint and is connected with the inner wall rotation of drainage plate main part, the other end threaded connection who rotates the screw rod has the nut, the one end fixedly connected with of nut ends the commentaries on classics piece.

Optionally, the fixed clamping block is fixedly connected with the drainage plate main body, the cross sections of the fixed clamping block and the movable clamping block are both arc-shaped, and the fixed clamping block and the movable clamping block are symmetrically arranged.

Optionally, the inner wall of the drainage plate main body is provided with a sliding groove matched with the rotation stopping block, and the rotation stopping block is connected with the sliding groove in a sliding manner.

Optionally, a through groove is formed in the position, close to the transmission rod, of the drainage plate main body, one end, far away from the rotation stopping block, of the nut is fixedly connected with a connecting block matched with the through groove, and the connecting block is connected with the through groove in a sliding mode.

Optionally, one end of the connecting block penetrates out of the drainage plate main body through the through groove, and one end of the connecting block is fixedly connected with the transmission rod.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a cooperation of knob, rotation screw rod, nut, only commentaries on classics piece, spout, logical groove, connecting block, transfer line, activity clamp splice and fixed clamp splice is used, can carry out the centre gripping to the screw rod, can be with the firm fixing on the screw rod of drainage plate main part, has avoided the drainage plate main part to drop on receiving the screw rod when transverse force, is fit for using under the environment that has strong wind simultaneously, and application scope is wide.

2. The utility model discloses a set up fixed clamp splice and activity clamp splice into the arc, can increase the area of contact with the screw rod, improved the stability of being connected with the screw rod, structural design is reasonable, simple and practical.

Drawings

Fig. 1 is a rear view of the structure of the present invention.

Fig. 2 is a side view of the structure of the present invention.

Fig. 3 is a schematic sectional view taken along the line a-a in fig. 1 according to the present invention.

In the figure: 1. a drainage plate main body; 2. a circular hole; 3. a rotation knob; 4. fixing the clamping block; 5. a movable clamping block; 6. a transmission rod; 7. rotating the screw; 8. a nut; 9. a rotation stopping block; 10. a chute; 11. a through groove; 12. and (4) connecting the blocks.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and 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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a three-phase short circuit grounding wire drainage plate as shown in figures 1-3, which comprises a drainage plate main body 1;

shown by figure 1 and figure 2, round hole 2 has been seted up at the upper end middle part of drainage plate main part 1, be equipped with the three-phase plug on the drainage plate main part 1, one side upper end of drainage plate main part 1 is equipped with knob 3, one side of round hole 2 is equipped with fixed clamp splice 4, the opposite side of round hole 2 is equipped with movable clamp splice 5, fixed

clamp splice

4 and 1 fixed connection of drainage plate main part, the cross section of fixed clamp splice 4 and movable clamp splice 5 is the arc, fixed

clamp splice

4 and 5 symmetry settings of activity clamp splice, can increase the area of contact with the screw rod, the stability of being connected with the screw rod has been improved, and structural design is reasonable, and is simple and practical, one side middle part fixedly connected with transfer line 6 of activity clamp splice.

As shown in fig. 3, one end of a rotary screw 7 is fixedly connected to the middle of one side of a rotary knob 3, the other end of the rotary screw 7 is inserted into the drainage plate body 1, the other end of the rotary screw 7 is rotatably connected to the inner wall of the drainage plate body 1 through a rotary joint, the structure is reasonable, the other end of the rotary screw 7 is in threaded connection with a nut 8, one end of the nut 8 is fixedly connected with a rotation stopping block 9, the inner wall of the drainage plate body 1 is provided with a chute 10 matched with the rotation stopping block 9, the rotation stopping block 9 is in sliding connection with the chute 10, the nut 8 can make linear motion along the length direction of the rotary screw 7 under the rotation stopping action of the rotation stopping block 9, the drainage plate body 1 is provided with a through groove 11 at a position close to the transmission rod 6, one end of the nut 8 far away from the rotation stopping block 9 is fixedly connected with a connecting block 12 matched with the through groove 11, the connecting block 12 is, one end of the connecting block 12 is fixedly connected with the transmission rod 6, so that transmission is facilitated.

This practical theory of operation:

during the use, 2 covers round hole on the drainage plate main part 1 on the screw rod, the user is according to the in-service use condition, adjust the position of activity clamp splice 5, during the regulation, rotate knob 3, knob 3 drives and rotates screw rod 7 and rotate, it drives nut 8 to remove to rotate screw rod 7, nut 8 is linear motion along the direction of rotating screw rod 7 length under the effect of splining 9, splining 9 slides in spout 10, nut 8 drives connecting block 12 and removes, connecting block 12 drives activity clamp splice 5 through transfer line 6 and removes, under the cooperation of activity clamp splice 5 and fixed clamp splice 4, carry out the centre gripping to the screw rod, and then firmly fix drainage plate main part 1 on the screw rod.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a three-phase short circuit earth connection drainage plate, includes drainage plate main part (1), its characterized in that: a round hole (2) is formed in the middle of the upper end of the drainage plate main body (1), a rotating button (3) is arranged at the upper end of one side of the drainage plate main body (1), a fixed clamping block (4) is arranged on one side of the round hole (2), a movable clamping block (5) is arranged on the other side of the round hole (2), and a transmission rod (6) is fixedly connected to the middle of one side of the movable clamping block (5);

the one end of one side middle part fixed connection rotation screw rod (7) of knob (3), the other end that rotates screw rod (7) inserts drainage plate main part (1), the other end that rotates screw rod (7) passes through the inner wall rotation of rotary joint with drainage plate main part (1) to be connected, the other end threaded connection who rotates screw rod (7) has nut (8), the one end fixedly connected with of nut (8) ends commentaries on classics piece (9).

2. The three-phase short circuit grounding wire drainage plate of claim 1, which is characterized in that:

the drainage plate is characterized in that the fixed clamping block (4) is fixedly connected with the drainage plate main body (1), the cross sections of the fixed clamping block (4) and the movable clamping block (5) are arc-shaped, and the fixed clamping block (4) and the movable clamping block (5) are symmetrically arranged.

3. The three-phase short circuit grounding wire drainage plate of claim 1, which is characterized in that:

the inner wall of the drainage plate main body (1) is provided with a sliding groove (10) matched with the rotation stopping block (9), and the rotation stopping block (9) is connected with the sliding groove (10) in a sliding mode.

4. The three-phase short circuit grounding wire drainage plate of claim 1, which is characterized in that:

lead to groove (11) have been seted up in drainage plate main part (1) on the position that is close to transfer line (6), nut (8) keep away from the one end fixedly connected with of stalling piece (9) with connecting block (12) of leading to groove (11) adaptation, connecting block (12) and lead to groove (11) sliding connection.

5. The three-phase short circuit grounding wire drainage plate of claim 4, wherein:

one end of the connecting block (12) penetrates out of the drainage plate main body (1) through the through groove (11), and one end of the connecting block (12) is fixedly connected with the transmission rod (6).