CN218631865U

CN218631865U - Air switch temporary grounding device

Info

Publication number: CN218631865U
Application number: CN202222701483.0U
Authority: CN
Inventors: 杜军; 苏孟琪; 曾俊
Original assignee: Hebei Gyrx Technology Co ltd
Current assignee: Hebei Gyrx Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-03-14
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses an interim earthing device of air switch relates to air switch ground connection technical field, which comprises a fixing plate and i, logical groove has been seted up to the inside of fixed plate, and the inside that leads to the groove is provided with a plurality of fixed columns, the top of fixed column all extends to the top welding that leads to the groove and has the baffle, and the bottom of fixed column all extends to the below welding that leads to the groove and has the mounting panel, two cavitys have all been seted up to the inside of mounting panel, and one side inside the cavity all is fixed with the spring telescopic link. The utility model discloses a promote the movable block with the help of the spring telescopic link, cause electrically conductive splint to tightly press on the surface of terminal, with terminal contact, the terminal can insert the earth connection through electrically conductive splint, connecting rod, movable block, mounting panel, fixed column and fixed plate in proper order, and electrically conductive splint simultaneously with the terminal centre gripping after, the fixed column receives the restriction in the removal that leads to inslot portion, horizontal sideslip can not appear easily.

Description

Air switch temporary grounding device

Technical Field

The utility model relates to an air switch ground connection technical field specifically is an interim earthing device of air switch.

Background

When voltage transformer is routine experimental, for avoiding taking place the electric shock accident, the earth connection is connected at the voltage transformer secondary side to the regulation, and the terminal at voltage transformer secondary side air switch is connected usually to the earth connection, generally can press from both sides the alligator clip on empty terminal of opening among the prior art, but this kind of mode has the risk that drops, consequently also appears some neotype earthing device among the prior art.

Through search, chinese patent No. CN216084759U, published as 20.18.03.2022, discloses a temporary grounding device for an air switch, in which it is indicated that "a conductive contact abuts against a terminal corresponding to the air switch, and the terminal of the air switch is led to the ground through the conductive contact, a conductive connecting frame and a ground wire", but the conductive contact in the device abuts against the terminal, and in order to adjust the conductive contact, the conductive contact can move in the horizontal direction, and once a press cap for fixing the position of the conductive contact is loosened, the conductive contact is likely to be dislocated from the terminal, thereby causing a route disconnection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temporary earthing device of air switch to solve the junction of the wiring department that proposes in the above-mentioned background art firm problem inadequately.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an interim earthing device of air switch, includes the fixed plate, logical groove has been seted up to the inside of fixed plate, and the inside that leads to the groove is provided with a plurality of fixed columns, the top of fixed column all extends to the top welding that leads to the groove and has the baffle, and the bottom of fixed column all extends to the below welding that leads to the groove and has the mounting panel, two cavitys have all been seted up to the inside of mounting panel, and the inside one side of cavity all is fixed with the spring telescopic link, the one end of spring telescopic link all is fixed with the movable block, the connecting rod has all been welded to the bottom of movable block, and the bottom of connecting rod all extends to the below welding of mounting panel and has electrically conductive splint.

Preferably, the slip chamber has all been seted up to the inside of fixed plate both sides, and the inside one end of slip chamber all installs the rotary rod through the pivot, the one end of rotary rod all extends to one side welding of fixed plate and has the knob, and the inside rotary rod outer wall of slip chamber all overlaps and be equipped with the sliding block, one side of fixed plate below is provided with first centre gripping post, and the inner wall of first centre gripping post installs the thread bush, the inside of first centre gripping post is provided with first movable plate, and the top welding of first movable plate has the threaded rod, the top of threaded rod is run through to the top of thread bush, the opposite side of fixed plate below is provided with second centre gripping post, and the inside of second centre gripping post is provided with the second movable plate, the top welding of second movable plate has the dead lever, and the top of dead lever and threaded rod all welds with the bottom of sliding block and links to each other.

Preferably, the soft pad is bonded to one side of the first clamping column and one side of the second clamping column, and the anti-slip lines are arranged on one side of the soft pad.

Preferably, the outer wall of rotary rod is provided with the external screw thread, and the inner wall of sliding block is provided with rather than assorted internal thread.

Preferably, the top of first centre gripping post inner wall has seted up annular guide slot, annular guide block is installed to the outer wall of thread bush, and the thread bush constitutes sliding connection through the sliding fit between annular guide block and the annular guide slot and the first centre gripping post.

Preferably, the diameter of the fixing column is equal to the width of the through groove, and the diameters of the baffle and the mounting plate are larger than the width of the through groove.

Preferably, the shape of the conductive clamping plate is L-shaped, and the conductive clamping plates are distributed in central symmetry about the vertical center line of the mounting plate.

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

when the mounting panel removed, the terminal will electrically conduct splint and push up the inside back of opening and inserting two electrically conductive splint to the outside, because the spring telescopic link promotes the movable block, cause electrically conductive splint to tightly press on the surface of terminal, with the terminal contact, the terminal can be in proper order through electrically conductive splint, the connecting rod, the movable block, the mounting panel, fixed column and fixed plate access earth connection, electrically conductive splint simultaneously with the terminal centre gripping after, the fixed column receives the restriction in the removal that leads to inslot portion, horizontal sideslip can not appear easily, convenient operation and installation are firm.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic top view of a cross-sectional structure of a second clamping column of the present invention;

fig. 3 is a schematic view of the mounting plate of the present invention viewed from the bottom;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a fixing plate; 2. rotating the rod; 3. a threaded sleeve; 4. a first moving plate; 5. a first clamping post; 6. a slider; 7. a threaded rod; 8. fixing the column; 9. a through groove; 10. a baffle plate; 11. mounting a plate; 12. a sliding cavity; 13. a fixing rod; 14. a second moving plate; 15. a second clamping post; 16. a soft cushion; 17. a conductive splint; 18. a cavity; 19. a movable block; 20. a connecting rod; 21. the spring telescopic link.

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.

Example (b): referring to fig. 1-4, an air switch temporary grounding device comprises a fixed plate 1, a through groove 9 is formed in the fixed plate 1, a plurality of fixed columns 8 are arranged in the through groove 9, the top ends of the fixed columns 8 extend to the upper side of the through groove 9 and are welded with a baffle 10, the bottom ends of the fixed columns 8 extend to the lower side of the through groove 9 and are welded with a mounting plate 11, two cavities 18 are formed in the mounting plate 11, a spring telescopic rod 21 is fixed to one side of each cavity 18, a movable block 19 is fixed to one end of each spring telescopic rod 21, a connecting rod 20 is welded to the bottom end of each movable block 19, and a conductive clamping plate 17 is welded to the bottom end of each connecting rod 20, which extends to the lower side of the mounting plate 11;

the diameter of the fixing column 8 is equal to the width of the through groove 9, and the diameters of the baffle 10 and the mounting plate 11 are larger than the width of the through groove 9;

specifically, as shown in fig. 1, the mounting plate 11 is moved by means of the cooperation of the through slot 9 and the fixing post 8, so that the center of the mounting plate 11 is aligned with the terminal, and along with the movement of the mounting plate 11, the terminal pushes the conductive clamping plate 17 to the outside and inserts into the two conductive clamping plates 17, and meanwhile, the spring telescopic rod 21 pushes the movable block 19, so that the conductive clamping plate 17 is tightly pressed on the surface of the terminal and is in contact with the terminal to ground the terminal.

The conductive clamping plates 17 are L-shaped, and the conductive clamping plates 17 are distributed in central symmetry about the vertical center line of the mounting plate 11;

the inner parts of two sides of a fixed plate 1 are respectively provided with a sliding cavity 12, one end of the inner part of each sliding cavity 12 is provided with a rotating rod 2 through a rotating shaft, one end of each rotating rod 2 extends to one side of the fixed plate 1 and is welded with a knob, the outer wall of each rotating rod 2 in each sliding cavity 12 is sleeved with a sliding block 6, one side below the fixed plate 1 is provided with a first clamping column 5, the inner wall of each first clamping column 5 is provided with a threaded sleeve 3, a first movable plate 4 is arranged in each first clamping column 5, the top end of each first movable plate 4 is welded with a threaded rod 7, the top end of each threaded rod 7 penetrates to the upper part of each threaded sleeve 3, and the other side below the fixed plate 1 is provided with a second clamping column 15;

soft pads 16 are bonded on one sides of the first clamping column 5 and the second clamping column 15, and anti-skid grains are arranged on one sides of the soft pads 16;

the outer wall of the rotating rod 2 is provided with external threads, and the inner wall of the sliding block 6 is provided with internal threads matched with the external threads;

specifically, as shown in fig. 1 and 2, rotating the knob on the rotating rod 2 causes the rotating rod 2 to rotate, i.e. the sliding block 6 moves inside the sliding cavity 12, and drives the threaded rod 7 and the fixing rod 13 to cause the first clamping column 5 and the second clamping column 15 to move directionally, so as to change the distance between the first clamping column 5 and the second clamping column 15, thereby clamping the device outside the gap and completing the position fixing of the device.

A second moving plate 14 is arranged inside the second clamping column 15, a fixed rod 13 is welded at the top end of the second moving plate 14, and the fixed rod 13 and the top end of the threaded rod 7 are both welded with the bottom end of the sliding block 6;

the top end of the inner wall of the first clamping column 5 is provided with an annular guide groove, the outer wall of the threaded sleeve 3 is provided with an annular guide block, and the threaded sleeve 3 is in sliding connection with the first clamping column 5 through sliding fit between the annular guide block and the annular guide groove;

specifically, as shown in fig. 1 and 2, the threaded sleeve 3 is rotated, and by means of the threaded fit between the threaded sleeve 3 and the threaded rod 7, the threaded rod 7 is guided downward by the sliding fit between the first moving plate 4 and the first clamping column 5, so that the threaded rod 7 moves in a vertical direction, and drives the fixed plate 1 to move along with the threaded sleeve.

The working principle is as follows: when the device is used, the fixing plate 1 of the device is connected with a ground wire, the device is moved to the vicinity of an air switch, the first clamping column 5 and the second clamping column 15 are respectively arranged at two sides of the open shell, then a knob on the rotating rod 2 is rotated to enable the rotating rod 2 to rotate, the sliding block 6 can be enabled to move in the sliding cavity 12, the threaded rod 7 and the fixing rod 13 are driven to enable the first clamping column 5 and the second clamping column 15 to move directionally, so that the distance between the first clamping column 5 and the second clamping column 15 is changed, the device is clamped at the open outer side, and the position fixing of the device is completed;

then, according to the position of the binding post, the mounting plate 11 is moved by means of matching of the through groove 9 and the fixing post 8, so that the center of the mounting plate 11 is aligned with the binding post, then the threaded sleeve 3 is rotated, and by means of threaded matching of the threaded sleeve 3 and the threaded rod 7, the threaded rod 7 is driven to directionally move in the vertical direction in a guide way of sliding matching of the first moving plate 4 and the first clamping post 5, and the fixing plate 1 is driven to move along with the threaded sleeve 3;

along with the removal of fixed plate 1, the removal also can be followed to mounting panel 11, the terminal can be with electrically conductive splint 17 outside to the inside of opening and inserting two electrically conductive splint 17, spring telescopic rod 21 promotes movable block 19 simultaneously, cause electrically conductive splint 17 to tightly press on the surface of terminal, with the terminal contact, the terminal passes through electrically conductive splint 17 in proper order, connecting rod 20, movable block 19, mounting panel 11, fixed column 8 and fixed plate 1 access earth connection, electrically conductive splint 17 holds the back with the terminal simultaneously, fixed column 8 receives the restriction in the inside removal in logical groove 9, horizontal sideslip can not appear easily.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an air switch earthing device temporarily, includes fixed plate (1), its characterized in that: logical groove (9) have been seted up to the inside of fixed plate (1), and the inside that leads to groove (9) is provided with a plurality of fixed columns (8), the top of fixed column (8) all extends to the top welding that leads to groove (9) has baffle (10), and the bottom of fixed column (8) all extends to the below welding that leads to groove (9) and has mounting panel (11), two cavities (18) have all been seted up to the inside of mounting panel (11), and one side of cavity (18) inside all is fixed with spring telescopic link (21), the one end of spring telescopic link (21) all is fixed with movable block (19), connecting rod (20) have all been welded to the bottom of movable block (19), and the bottom of connecting rod (20) all extends to the below welding of mounting panel (11) has electrically conductive splint (17).

2. An air switch temporary grounding device as claimed in claim 1, wherein: sliding cavity (12) have all been seted up to the inside of fixed plate (1) both sides, and sliding cavity (12) inside one end all installs rotary rod (2) through the pivot, the one end of rotary rod (2) all extends to one side welding of fixed plate (1) has the knob, and slides the inside rotary rod (2) outer wall in cavity (12) and all overlap and be equipped with sliding block (6), one side of fixed plate (1) below is provided with first centre gripping post (5), and threaded sleeve (3) are installed to the inner wall of first centre gripping post (5), the inside of first centre gripping post (5) is provided with first movable plate (4), and the top welding of first movable plate (4) has threaded rod (7), the top of threaded rod (7) runs through to the top of threaded sleeve (3), the opposite side of fixed plate (1) below is provided with second centre gripping post (15), and the inside of second centre gripping post (15) is provided with second movable plate (14), the top welding of second movable plate (14) has dead lever (13), and the top of dead lever (13) and threaded rod (7) all welds with the sliding block (6).

3. An air switch temporary grounding device according to claim 2, wherein: one side of first centre gripping post (5) and second centre gripping post (15) all bonds has cushion (16), and one side of cushion (16) all is provided with anti-skidding line.

4. An air switch temporary grounding device as claimed in claim 2, wherein: the outer wall of rotary rod (2) is provided with the external screw thread, and the inner wall of sliding block (6) is provided with rather than assorted internal thread.

5. An air switch temporary grounding device as claimed in claim 2, wherein: annular guide slot has been seted up on the top of first centre gripping post (5) inner wall, the outer wall of thread bush (3) is installed annular guide block, and constitutes sliding connection between thread bush (3) through the sliding fit between annular guide block and the annular guide slot and first centre gripping post (5).

6. An air switch temporary grounding device according to claim 1, characterized in that: the diameter of the fixing column (8) is equal to the width of the through groove (9), and the diameters of the baffle plate (10) and the mounting plate (11) are larger than the width of the through groove (9).

7. An air switch temporary grounding device as claimed in claim 1, wherein: the shape of electrically conductive splint (17) is the L type, and electrically conductive splint (17) are central symmetry distribution about the vertical central line of mounting panel (11).