CN213484445U

CN213484445U - Cable grounding box

Info

Publication number: CN213484445U
Application number: CN202022345400.XU
Authority: CN
Inventors: 刘迎辉; 左辉
Original assignee: Baoding Xinsida Electric Technology Co ltd
Current assignee: Baoding Xinsida Electric Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-18
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a cable grounding box, the bottom of cable grounding box is provided with elevating gear, elevating gear includes the cylinder, first support arm, second support arm and four guider of group, dig in the position of needs installation cable grounding box and bury the well with being equipped with, bury the bottom of well and dig and be equipped with the mounting groove, cylinder fixed mounting is inside the mounting groove, the top of cylinder is provided with the telescopic link, the middle part of first support arm and the top rotatable coupling of telescopic link, the both ends of first support arm all are provided with first engaging lug, the middle part of second support arm and the top rotatable coupling of telescopic link, the both ends of second support arm all are provided with the second engaging lug, four guider of group symmetry respectively install bury the bottom of well and the bottom of cable grounding box with, wherein every guider of group still includes two sets of supporting seats, slide bar and axle sleeve. The utility model discloses can be convenient for overhaul the maintenance after rising to burying formula cable grounding box with earth, improve the practicality.

Description

Cable grounding box

Technical Field

The utility model relates to a technical field of electric wire netting construction especially relates to a cable grounding box.

Background

With the continuous development of power grids and the continuous improvement of urbanization level in China, an underground cable gradually replaces an overhead power transmission line in the power grid construction process, the total length of the cable is increased year by year in combination with the advance of the urbanization process, and the important problem of operation and maintenance management of the cable line is how to improve the power supply reliability of the cable line, ensure the safe and stable operation of a power supply system and reduce the loss and manpower and material resources caused by power failure. In order to solve this kind of problem, adopt cable grounding case to protect the cable usually, the cable grounding case commonly used at present often adopts and buries formula high tension cable grounding case, when overhauing and maintaining it, needs the staff to go into to bury and overhaul and maintain in the well, buries the well space narrow and small with ground, is not convenient for maintain, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that needs to solve provides a cable grounding box, can bury formula cable grounding box and rise the back maintenance and maintain, improve the practicality.

In order to solve the technical problem, the utility model adopts the following technical proposal.

The cable grounding box is characterized in that a lifting device is arranged at the bottom of the cable grounding box, the lifting device comprises a cylinder, a first supporting arm, a second supporting arm and four groups of guiding devices, a buried well is dug at a position where the cable grounding box needs to be installed, an installation groove is dug at the bottom end of the buried well, the cylinder is fixedly installed in the installation groove, a telescopic rod is arranged at the top end of the cylinder, the middle part of the first supporting arm is rotatably connected with the top end of the telescopic rod, first connecting lugs are arranged at two ends of the first supporting arm, the middle part of the second supporting arm is rotatably connected with the top end of the telescopic rod, second connecting lugs are arranged at two ends of the second supporting arm, the four groups of guiding devices are symmetrically installed at the bottom end of the buried well and the bottom end of the cable grounding box respectively, each group of guiding devices further comprises two groups of supporting seats, a sliding rod, the sliding rod is fixedly installed between the two groups of supporting seats, the shaft sleeve is slidably installed on the sliding rod, third connecting lugs are arranged on the shaft sleeve, and the two groups of first connecting lugs and the two groups of second connecting lugs are respectively and rotatably connected with the four groups of third connecting lugs.

The utility model discloses a cable grounding case, cable grounding case's inside is provided with the cavity, and cable grounding case's cavity is inside to be provided with binding post, and cable grounding case's front end is provided with the opening, the left end of chamber door and cable grounding case front end open-ended left end rotatable coupling, and the front end of chamber door is provided with the handle.

The utility model discloses a cable grounding box, the top of buried well is provided with the ladder groove, and the well lid sealing cover is arranged on the ladder groove; the top of well lid is dug and is equipped with two sets of recesses, all is provided with rings in every group recess.

The utility model discloses a cable grounding case, the left end and the right-hand member that bury the well set up a set of guiding mechanism respectively, and guiding mechanism includes slide rail and slider, and two sets of slide rail symmetries are installed and are buried the left end and the right-hand member of well with, and two sets of sliders are respectively the symmetry and install the left end bottom and the right-hand member bottom at cable grounding case to but two sets of sliders are respectively slidable mounting on two sets of slide rails.

The utility model discloses a cable grounding box buries the left side top and the right side top of well and buries a set of drain pipe underground respectively to the input of two sets of drain pipes all communicates with each other with the bottom in ladder groove, and the output of two sets of drain pipes communicates with each other with external sewer.

The utility model discloses a cable grounding case, the spring that the bottom fixedly connected with of cable grounding case was erect, the bottom of spring is provided with the rubber contact, and the rubber contact is located the telescopic link top directly over.

Due to the adoption of the technical scheme, the utility model has the following technical progress.

When the utility model is used for overhauling and maintaining the cable grounding box, the well cover is opened, the air cylinder is started to drive the telescopic rod to extend, because the first supporting arm and the second supporting arm are both rotationally connected with the top end of the telescopic rod, and the first connecting lug at the bottom end of the first supporting arm and the second connecting lug at the bottom end of the second supporting arm are respectively rotationally connected with the two groups of third connecting lugs on the two groups of guiding devices below, and simultaneously, the first connecting lug at the top end of the first supporting arm and the second connecting lug at the top end of the second supporting arm are respectively rotationally connected with the two groups of third connecting lugs on the two groups of guiding devices above, under the guiding action of the multiple groups of sliding rods and the multiple groups of shaft sleeves, the first supporting arm and the second supporting arm push the cable grounding box to rise until the cable grounding box rises to the upper part of the underground well, at the moment, the working personnel can conveniently overhaul and maintain the, be convenient for overhaul the maintenance after rising to buried cable grounding box, improve the practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the structural connection of the cable grounding box and the box door;

FIG. 3 is an enlarged view of the first support arm in structural connection with a telescoping rod or the like;

FIG. 4 is an enlarged schematic view of section A of FIG. 1;

in the drawings, the reference numbers: 1. burying a well; 2. mounting grooves; 3. a cylinder; 4. a telescopic rod; 5. a first support arm; 6. a first connecting lug; 7. a second support arm; 8. a second engaging lug; 9. a cable grounding box; 10. a box door; 11. a guide device; 12. a supporting seat; 13. a slide bar; 14. a shaft sleeve; 15. a third engaging lug; 16. A slide rail; 17. a slider; 18. a stepped groove; 19. a well cover; 20. a groove; 21. a hoisting ring; 22. a drain pipe; 23. a spring; 24. a rubber contact; 25. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A cable grounding box, the cable grounding box 9 is installed in the buried well 1, the top end of the buried well 1 is provided with a stepped groove 18, and a well cover 19 is sealed and arranged on the stepped groove 18; the top of well lid 19 is dug and is equipped with two sets of recesses 20, all is provided with rings 21 in every group recess 20, and the staff of being convenient for carries out the lifting to well lid 19.

The front end of cable ground connection case 9 is provided with opening and chamber door, and the left end of chamber door 10 and the left end rotatable coupling of cable ground connection case 9 front end opening, and the front end of chamber door 10 is provided with handle 25, the staff of being convenient for switch chamber door 10. The inside of cable ground connection case 9 is provided with the cavity, and the cavity inside of cable ground connection case 9 is provided with binding post, all has seted up the through-hole on the lateral wall about the cable ground connection case, supplies the inlet wire and goes out the line and pass and be connected with inside binding post.

And a lifting device is arranged between the cable grounding box 9 and the underground well, and the cable box is lifted in the underground well. The lifting device is structurally shown in fig. 1 to 4 and comprises a cylinder 3, a first support arm 5, a second support arm 7, a cable grounding box 9 and four sets of guide devices 11.

The bottom end of the underground well 1 is dug to be provided with a mounting groove 2, the cylinder 3 is vertically and upwards fixedly mounted in the mounting groove 2, and the top end of the cylinder 3 is provided with a telescopic rod 4; the middle part of the first support arm 5 is rotatably connected with the top end of the telescopic rod 4, and both ends of the first support arm 5 are provided with first connecting lugs 6; the middle part of the second supporting arm 7 is rotatably connected with the top end of the telescopic rod 4, and the two ends of the second supporting arm 7 are provided with second connecting lugs 8, as shown in fig. 3.

Four groups of guide devices 11 are respectively and symmetrically arranged at the bottom end of the underground well 1 and the bottom end of the cable grounding box 9, the structure of each guide device 11 is shown in fig. 2 and 4, and each guide device comprises two groups of supporting seats 12, a sliding rod 13 and a shaft sleeve 14, the two groups of supporting seats 12 are fixedly arranged at the bottom end of the cable grounding box 9 or the bottom end of the underground well 1, the sliding rod 13 is fixedly arranged between the two groups of supporting seats 12, the shaft sleeve 14 is slidably arranged on the sliding rod 13, a third connecting lug 15 is arranged on the shaft sleeve 14, and the two groups of first connecting lugs 6 and the two groups of second connecting lugs 8 are respectively and rotatably connected with the four.

The bottom end of the cable grounding box 9 is fixedly connected with a vertical spring 23, the bottom end of the spring 23 is provided with a rubber contact 24, and the rubber contact 24 is positioned right above the top end of the telescopic rod 4; through the above arrangement, when the cable grounding box 9 is lowered to a certain height, the cable grounding box 9 is convenient to buffer and absorb shock, and the situation that the top end of the telescopic rod 4 touches the bottom end of the cable grounding box 9 is reduced.

The left end and the right end of the underground well 1 are respectively provided with a group of guide mechanisms for guiding the lifting of the cable grounding box 9. The guide mechanism comprises a slide rail 16 and a slider 17. Two sets of slide rails 16 are symmetrically installed at the left end and the right end of the underground well 1, two sets of sliders 17 are symmetrically installed at the bottom of the left end and the bottom of the right end of the cable grounding box 9 respectively, and the two sets of sliders 17 are slidably installed on the two sets of slide rails 16 respectively.

A group of drainage pipes 22 are respectively embedded at the top ends of the left side and the right side of the underground well 1, two groups of drainage pipes 22 are embedded at the top ends of the left side and the right side of the underground well 1, the input ends of the two groups of drainage pipes 22 are communicated with the bottom end of the stepped groove 18, and the output ends of the two groups of drainage pipes 22 are communicated with an external sewer; rainwater and the like infiltrating into the stepped groove 18 can be guided to an external sewer by the two groups of drain pipes 22 through the drain pipes, so that the rainwater infiltration into the underground well 1 is reduced.

When the utility model works, the well cover 19 is opened, the cylinder 3 is started, the cylinder 3 drives the telescopic rod 4 to extend, because the first supporting arm 5 and the second supporting arm 7 are both rotatably connected with the top end of the telescopic rod 4, and the first connecting lug 6 at the bottom end of the first supporting arm 5 and the second connecting lug 8 at the bottom end of the second supporting arm 7 are rotatably connected with the two groups of third connecting lugs 15 on the two groups of guide devices 11 below respectively, meanwhile, the first connecting lug 6 at the top end of the first supporting arm 5 and the second connecting lug 8 at the top end of the second supporting arm 7 are respectively and rotatably connected with two groups of third connecting lugs 15 on the upper two groups of guide devices 11, under the guiding action of the multiple groups of sliding rods 13 and the multiple groups of shaft sleeves 14, the first supporting arm 5 and the second supporting arm 7 push the cable grounding box 9 to rise until the cable grounding box 9 rises to the position above the underground well 1, and at the moment, a worker can conveniently overhaul and maintain the circuit inside the cable grounding box 9. When the cable is connected, the reserved length for lifting the cable grounding box is arranged in the cable grounding box, so that the lifting of the cable grounding box in the underground well is not influenced.

Claims

1. A cable grounding box is characterized in that a lifting device is arranged at the bottom of the cable grounding box (9), the lifting device comprises a cylinder (3), a first supporting arm (5), a second supporting arm (7) and four groups of guiding devices (11), a buried well (1) is dug at a position where the cable grounding box (9) needs to be installed, an installation groove (2) is dug at the bottom end of the buried well (1), the cylinder (3) is fixedly installed in the installation groove (2), and a telescopic rod (4) is arranged at the top end of the cylinder (3); the middle part of the first support arm (5) is rotatably connected with the top end of the telescopic rod (4), and both ends of the first support arm (5) are provided with first connecting lugs (6); the middle part of the second supporting arm (7) is rotatably connected with the top end of the telescopic rod (4), and both ends of the second supporting arm (7) are provided with second connecting lugs (8); the four groups of guide devices (11) are respectively and symmetrically arranged at the bottom end of the underground well (1) and the bottom end of the cable grounding box (9); the guide device (11) comprises two groups of supporting seats (12), a sliding rod (13) and a shaft sleeve (14), the two groups of supporting seats (12) are fixedly installed at the bottom end of a cable grounding box (9) or the bottom end of a buried well (1), the sliding rod (13) is fixedly installed between the two groups of supporting seats (12), the shaft sleeve (14) is slidably installed on the sliding rod (13), a third connecting lug (15) is arranged on the shaft sleeve (14), and the two groups of first connecting lugs (6) and the two groups of second connecting lugs (8) are respectively in rotatable connection with the four groups of third connecting lugs (15).

2. A cable earthing box according to claim 1, characterized in that the inside of the cable earthing box (9) is provided with a cavity, the inside of the cavity of the cable earthing box (9) is provided with a wiring terminal, the front end of the cable earthing box (9) is provided with an opening, the front end opening of the cable earthing box (9) is equipped with a box door (10), and the front end of the box door (10) is provided with a handle (25).

3. A cable grounding box according to claim 1, characterized in that the top end of the underground well (1) is provided with a stepped groove (18), the stepped groove (18) is sealed and provided with a well cover (19), the top end of the well cover (19) is dug to be provided with two groups of grooves (20), and each group of grooves (20) is provided with a hanging ring (21).

4. The cable grounding box of claim 1, characterized in that a set of guiding mechanisms are respectively arranged at the left end and the right end of the underground well (1), the guiding mechanisms comprise sliding rails (16) and sliding blocks (17), the two sets of sliding rails (16) are symmetrically arranged at the left end and the right end of the underground well (1), the two sets of sliding blocks (17) are arranged at the bottom of the left end and the bottom of the right end of the cable grounding box (9), and the two sets of sliding blocks (17) are respectively slidably arranged on the two sets of sliding rails (16).

5. A cable grounding box as claimed in claim 1, wherein a set of drainage pipes (22) are buried at the top left side and the top right side of the underground well (1), respectively, the input ends of the two sets of drainage pipes (22) are communicated with the bottom end of the stepped groove (18), and the output ends of the two sets of drainage pipes (22) are communicated with an external sewer.

6. A cable grounding box according to claim 1, characterized in that the bottom end of the cable grounding box (9) is fixedly connected with an upright spring (23), the bottom end of the spring (23) is provided with a rubber contact (24), and the rubber contact (24) is located right above the top end of the telescopic rod (4).