CN211265734U

CN211265734U - Special grounding connection box for traction substation ground grid

Info

Publication number: CN211265734U
Application number: CN202020272029.6U
Authority: CN
Inventors: 陈玲; 贾建军; 郭翔
Original assignee: Yangzhou Yingxin Electric Engineering Co ltd
Current assignee: Yangzhou Yingxin Electric Engineering Co ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-08-14
Anticipated expiration: 2030-03-06

Abstract

The utility model discloses a special grounding connection box for a ground screen of a traction substation, which comprises a box body; the utility model discloses earlier make this ground connection box possess higher compressive capacity through the linear spring in the buffering liter shrinkage pole that sets up between lid and the buffer board, can not receive pressure and take place to damage because of burying for a long time in the underground, and the service life is prolonged, the screw location awl of the carousel handle drive screw thread post bottom of rethread box body both sides is fixed in this ground connection box underground, thereby make this ground connection box be difficult for taking place the skew, the stability of ground net has been improved, at last the binding post through sliding connection on the inside U type guide rail of box body makes this ground connection box be convenient for adjust according to ground net when the wiring, the flexibility of working a telephone switchboard has been increased.

Description

Special grounding connection box for traction substation ground grid

Technical Field

The utility model relates to a pull electric substation's ground net technical field, especially relate to a pull electric substation's ground net special type ground connection connecting box.

Background

The special grounding grid is a general name for a grounding body which is formed by connecting a plurality of metal grounding electrodes buried at a certain depth underground and a conductor to form a net structure, is widely applied to various industries such as electric power, buildings, computers, industrial and mining enterprises, communication and the like, plays the roles of safety protection, shielding and the like, and a grounding connection box is an essential part when the grounding grid is laid;

traditional ground connection box is mostly single structure, and the protective capacities is relatively poor, does not have fine resistance to compression buffer capacity, buries for a long time in the underground and takes place to damage because of pressure is too big easily, and does not have locate function, buries for a long time in the underground and takes place the skew easily to influence the stability of ground net, traditional ground connection box's overall structure is comparatively fixed in addition, and the internal wiring flexibility is relatively poor, consequently, the utility model provides a draw special ground connection box of transformer substation ground net and be used for solving the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, an object of the utility model is to provide a pull transformer substation ground net special type ground connection connecting box, this pull transformer substation ground net special type ground connection connecting box makes this ground connection connecting box possess higher compressive capacity through the buffering liter telescopic rod and the buffer board of lid top earlier, the spiral location awl of rethread box body both sides is fixed in this ground connection connecting box underground to make this ground connection connecting box be difficult for taking place the skew, at last make this ground connection connecting box be convenient for adjust when the wiring through sliding connection's on the inside U type guide rail of box body binding post.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme realizes: the utility model provides a special ground connection connecting box of traction substation's earth mat, comprises a box bod, the left and right sides symmetry of box body lateral wall is fixed with the locating piece, threaded connection has the screw thread post on the locating piece, the top of screw thread post is fixed with the carousel handle, the bottom mounting of screw thread post has the spiral location awl, the through-hole has been seted up to both sides around the box body lateral wall, install water joint in the through-hole, the inside bottom of box body is equipped with U type guide rail, sliding connection has the binding post of adaptation with it on the U type guide rail, the top of box body is equipped with the lid, the upper surface of lid is fixed with the buffer board through buffering liter shrink pole, buffering liter shrink pole symmetric distribution is in the four corners position of buffer board bottom.

The further improvement lies in that: the inside bottom symmetry of box body has seted up the multiunit screw hole, the equidistant screw groove of having seted up on U type guide rail, U type guide rail passes through the screw fixation on the inside screw hole of box body.

The further improvement lies in that: the through-hole is equipped with four groups at least and symmetric distribution on the lateral wall around the box body, dry box is installed to the bilateral symmetry of box body inner wall.

The further improvement lies in that: the top of box body is fixed with the sealing strip, the seal groove with the sealing strip adaptation is seted up to the bottom of lid, box body and lid pass through locking bolt and connect.

The further improvement lies in that: the buffering telescopic rod comprises a sleeve and a sliding rod, the sliding rod is connected inside the sleeve in a sliding mode, and a linear spring is connected between the sliding rod and the sleeve.

The further improvement lies in that: and the through hole is hermetically connected with the waterproof joint through epoxy resin sealing liquid.

The utility model has the advantages that: the utility model discloses a box body, earlier make this ground connection connecting box possess higher compressive capacity through the linear spring in the buffering liter shrinkage pole that sets up between lid and the buffer board, can not receive pressure and take place to damage because of burying for a long time in the underground, and the service life is prolonged, the screw location awl of the carousel handle drive screw thread column bottom of rethread box body both sides is fixed in this ground connection connecting box underground, thereby make this ground connection connecting box be difficult for taking place the skew, the stability of ground net has been improved, it adjusts according to ground net to be convenient for when the wiring to make this ground connection connecting box through sliding connection's on the inside U type guide rail of box body binding post at last, the flexibility of working a telephone switchboard has been increased.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top view of the box body of the present invention;

fig. 3 is a bottom view of the cover of the utility model;

fig. 4 is a sectional view of the buffering telescopic rod of the present invention.

Wherein: 1. a box body; 2. positioning blocks; 3. a threaded post; 4. a turntable handle; 5. a spiral positioning cone; 6. a through hole; 7. a waterproof joint; 8. a U-shaped guide rail; 9. a wiring terminal; 10. a box cover; 11. buffering the lifting rod; 12. a buffer plate; 13. a screw hole; 14. a screw groove; 15. a screw; 16. drying the box; 17. a sealing strip; 18. a sealing groove; 19. locking the bolt; 1101. a sleeve; 1102. a slide bar; 1103. a linear spring.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to fig. 1, 2, 3 and 4, the embodiment provides a special grounding connection box for a traction substation ground grid, which comprises a box body 1, wherein the box body 1 is made of SBS engineering plastic, positioning blocks 2 are symmetrically fixed on the left side and the right side of the side wall of the box body 1, the positioning blocks 2 are in threaded connection with threaded columns 3 on the positioning blocks 2, a turntable handle 4 is fixed at the top ends of the threaded columns 3, spiral positioning cones 5 are fixed at the bottom ends of the threaded columns 3, through holes 6 are formed in the front side and the rear side of the side wall of the box body 1, waterproof joints 7 are installed in the through holes 6, the waterproof joints 7 are made of nitrile rubber, a U-shaped guide rail 8 is arranged at the bottom end inside the box body 1, the U-shaped guide rail 8 is made of aluminum alloy, a connecting terminal 9 matched with the U-shaped guide rail 8 is slidably connected with the U-shaped guide rail, the upper surface of lid 10 is fixed with buffer board 12 through buffering liter telescopic link 11, buffering liter telescopic link 11 symmetric distribution is in the four corners position of buffer board 12 bottom.

The bottom symmetry of box body 1 inside has seted up multiunit screw hole 13, screw groove 14 has been seted up to equidistant on the U type guide rail 8, U type guide rail 8 is fixed in on the screw hole 13 of box body 1 inside through screw 15.

The through holes 6 are at least provided with four groups and symmetrically distributed on the front side wall and the rear side wall of the box body 1, and the drying boxes 16 are symmetrically arranged on the two sides of the inner wall of the box body 1 and used for preventing moisture of the connecting box.

The top of box body 1 is fixed with sealing strip 17, the seal groove 18 with sealing strip 17 adaptation is seted up to the bottom of lid 10, box body 1 and lid 10 pass through locking bolt 19 and connect.

The buffer telescopic rod 11 comprises a sleeve 1101 and a sliding rod 1102, the sliding rod 1102 is connected inside the sleeve 1101 in a sliding mode, and a linear spring 1103 is connected between the sliding rod 1102 and the sleeve 1101 and used for buffering and decompressing the connection box.

The through hole 6 and the waterproof connector 7 are hermetically connected through epoxy resin sealing liquid.

This special ground connection box of traction substation earth mat, comprises a box body 1, earlier through the linear spring 1103 in the buffering liter pole 11 that sets up between lid 10 and the buffer board 12 make this ground connection box possess higher compressive capacity, can not receive pressure and take place to damage because of burying for a long time in the underground, service life has been improved, the spiral location awl 5 of 3 bottoms of carousel handle 4 drive screw thread post of rethread 1 both sides of box body is fixed in this ground connection box underground, thereby make this ground connection box be difficult for taking place the skew, ground connection net's stability has been improved, it is convenient for when the wiring to adjust according to ground connection net to make this ground connection box through sliding connection's binding post 9 on 1 inside U type guide rail 8 of box body at last, the flexibility of working a telephone switchboard has been increased.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a special type ground connection connecting box of traction substation's ground net, includes box body (1), its characterized in that: the left side and the right side of the side wall of the box body (1) are symmetrically fixed with positioning blocks (2), the positioning blocks (2), a threaded column (3) is connected to the positioning block (2) in a threaded manner, a turntable handle (4) is fixed at the top end of the threaded column (3), a spiral positioning cone (5) is fixed at the bottom end of the threaded column (3), through holes (6) are arranged at the front side and the rear side of the side wall of the box body (1), a waterproof joint (7) is arranged in the through hole (6), a U-shaped guide rail (8) is arranged at the bottom end inside the box body (1), the U-shaped guide rail (8) is connected with a connecting terminal (9) matched with the U-shaped guide rail in a sliding way, a box cover (10) is arranged at the top end of the box body (1), a buffer plate (12) is fixed on the upper surface of the box cover (10) through a buffer lifting rod (11), the buffering telescopic lifting rods (11) are symmetrically distributed at four corners of the bottom of the buffering plate (12).

2. The special grounding connection box for the traction substation grounding grid according to claim 1, is characterized in that: the bottom symmetry of box body (1) inside has seted up multiunit screw hole (13), screw groove (14) have been seted up to equidistant on U type guide rail (8), U type guide rail (8) are fixed in on box body (1) inside screw hole (13) through screw (15).

3. The special grounding connection box for the traction substation grounding grid according to claim 1, is characterized in that: the through holes (6) are at least provided with four groups and are symmetrically distributed on the front side wall and the rear side wall of the box body (1), and the drying boxes (16) are symmetrically arranged on the two sides of the inner wall of the box body (1).

4. The special grounding connection box for the traction substation grounding grid according to claim 1, is characterized in that: the top of box body (1) is fixed with sealing strip (17), seal groove (18) with sealing strip (17) adaptation are seted up to the bottom of lid (10), box body (1) and lid (10) are connected through locking bolt (19).

5. The special grounding connection box for the traction substation grounding grid according to claim 1, is characterized in that: the buffer telescopic rod (11) comprises a sleeve (1101) and a sliding rod (1102), the sliding rod (1102) is connected inside the sleeve (1101) in a sliding mode, and a linear spring (1103) is connected between the sliding rod (1102) and the sleeve (1101).

6. The special grounding connection box for the traction substation grounding grid according to claim 1, is characterized in that: the through hole (6) and the waterproof connector (7) are hermetically connected through epoxy resin sealing liquid.