Adjustable pre-embedded wire box

By designing an adjustable pre-embedded junction box and utilizing a combination of adjusting bolts and mounting brackets, the problem of inaccurate junction box depth control was solved, ensuring that the mounting panel is flush with the wall surface, thus improving construction efficiency and quality.

CN223957227UActive Publication Date: 2026-02-27ZHEJIANG AXWILL ELECTRICAL CO LTD
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Patent Information

Application Number
CN202423308938.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2026-02-27
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

In building construction, inaccurate control of the depth of junction boxes leads to uneven installation panels with the wall surface, and screw holes are easily damaged, affecting construction efficiency and quality. This is especially true when pre-embedding junction boxes in concrete and masonry structures, where it is difficult to meet construction requirements.

Method used

An adjustable pre-embedded junction box was designed. By setting adjustment bolts, an adjustable mounting bracket, an adjustable mounting plate, and a fixing plate, the height of the mounting bracket can be adjusted. Combined with a limiting frame and adjustment scale, the mounting panel is ensured to be flush with the wall.

Benefits of technology

This design achieves flush mounting of the junction box panel with the wall surface, improving construction efficiency and quality, preventing damage to screw holes, and meeting construction requirements.

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Abstract

The utility model relates to an adjustable pre-embedded wire box which comprises a pre-embedded plate, the pre-embedded plate is provided with a sliding hole, the sliding hole is provided with an adjustable mounting rack matched with the sliding hole, the adjustable mounting rack is provided with an adjustable mounting sheet, the pre-embedded plate is provided with a fixed sheet overlapped with the adjustable mounting sheet, and the fixed sheet is provided with an adjustable mounting groove matched with the adjustable mounting sheet. The adjustable mounting frame comprises an adjustable mounting frame, an adjustable mounting piece is arranged on the adjustable mounting frame, a fixing piece is arranged on the adjustable mounting frame, an adjusting bolt is rotatably connected to the fixing piece, and the adjusting bolt penetrates through the adjustable mounting piece and is in threaded connection with the adjustable mounting piece. The adjustable mounting rack can move up and down along the direction of the adjusting bolt, so that the height of the adjustable mounting rack can be adjusted.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to pre -buried wire box equipment technical field relates to an adjustable pre -buried wire box. BACKGROUND

[0002] The wire box is used for conveniently arranging the separated wires at a specific position. When a pipeline is pre-buried in a building, a wire box may be needed due to a long distance. Generally, a wire box is added if the length of the pipeline exceeds 15 meters to facilitate threading, and the wire box does not have electrical characteristics, and the incoming and outgoing wires are the same or the same turn.

[0003] At present, when a wire box is pre-buried in a concrete and masonry structure during a construction process or when a wall is plastered, the depth control is usually not in place, the wire box is too deep, and the panel cannot be flush with the wall after installation, which is difficult to meet the construction requirements. The traditional wire box panel fixing screw hole is easily damaged, the panel is extremely inconvenient to install, and the construction efficiency and quality are affected.

[0004] For example, the authorized publication CN205104872U discloses an 86 wire box, which is provided with three wire harness holes on each circumferential side wall of the box body, and a total of twelve wire harness holes are arranged on the four circumferential side walls, which facilitates the wire distribution operation and improves the safety of the electrical circuit, and is particularly suitable for a case where there are many electrical circuits. However, the screw hole position is relatively single, and when a wire box is pre-buried in a concrete and masonry structure or when a wall is plastered, the screw hole is easily damaged and falls off, or the panel cannot be flush with the wall after installation due to different plaster thicknesses, which is difficult to meet the construction requirements. UTILITY MODEL CONTENTS

[0005] The utility model aims at the above problems existing in the prior art and provides an adjustable pre-buried wire box.

[0006] The utility model can be realized by the following technical scheme: an adjustable pre-buried wire box comprises a pre-buried plate, a sliding hole is formed in the pre-buried plate, an adjustable mounting bracket matched with the sliding hole is arranged on the sliding hole, an adjusting mounting piece is arranged on the adjustable mounting bracket, a fixed piece is arranged on the pre-buried plate and overlaps with the adjusting mounting piece, an adjusting bolt is rotatably connected to the fixed piece, and the adjusting bolt penetrates the adjusting mounting piece and is threadedly connected to the adjusting mounting piece.

[0007] When the worker needs to adjust the adjustable mounting frame, the adjusting screw is rotated, the adjusting screw is in threaded connection with the adjusting mounting piece on the adjustable mounting frame, and the adjustable mounting frame is driven to rotate, the adjustable mounting frame is limited in rotation due to being located in the sliding hole, and the adjustable mounting frame can move up and down along the direction of the adjusting screw, so that height adjustment of the adjustable mounting frame is realized.

[0008] In the adjustable pre-buried wire box, the strip-shaped hole is arranged on the pre-buried plate.

[0009] In the adjustable pre-buried wire box, the limiting frame matched with the adjustable mounting frame is arranged on the pre-buried plate.

[0010] In the adjustable pre-buried wire box, the mounting block for mounting the socket is arranged on the other side of the adjustable mounting frame, and the mounting hole is arranged on the mounting block.

[0011] In the adjustable pre-buried wire box, the adjustable mounting frame is formed by bending and splicing two steel plates, the end of the steel plate is provided with the clamping block, the clamping grooves are formed between the adjacent two clamping blocks, and the clamping block on the other steel plate is clamped in the clamping groove.

[0012] In the adjustable pre-buried wire box, the adjusting scale is arranged on the side of the adjustable mounting frame.

[0013] In the adjustable pre-buried wire box, the cross section of the fixing piece is in L-shaped arrangement, and the fixing piece is in integral arrangement with the pre-buried plate.

[0014] In the adjustable pre-buried wire box, the pre-buried plate is circular, rectangular or polygonal.

[0015] In the adjustable pre-buried wire box, the sliding hole is circular, rectangular or polygonal.

[0016] Compared with the prior art, the utility model discloses through setting up adjusting bolt, adjustable mounting bracket, adjusting mounting piece and fixed sheet, when the staff needs to adjust the adjustable mounting bracket, through the rotation adjusting bolt, adjusting bolt and fixed sheet rotation connection, can make the rotation of adjusting bolt in situ, the adjusting mounting piece on adjustable mounting bracket is with adjusting bolt screw thread connection to rotate adjustable mounting bracket, because adjustable mounting bracket is located in the slip hole, thereby limiting the rotation of adjustable mounting bracket, make adjustable mounting bracket can along the direction of adjusting bolt and move up and down, thereby realize the height adjustment of adjustable mounting bracket. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic diagram of example 1 of the utility model,

[0018] Figure 2 It is the side view of example 1 of the utility model,

[0019] Figure 3 It is the structure schematic diagram of example 2 of the utility model,

[0020] Figure 4 It is the structure schematic diagram of example 3 of the utility model,

[0021] In the drawing, 1, pre-buried plate, 2, slip hole, 3, adjustable mounting bracket, 4, adjusting mounting piece, 5, fixed sheet, 6, adjusting bolt, 7, strip hole, 8, limit frame, 9, mounting block, 10, mounting hole, 13, gasket, 14, notch, 15, insert piece, 16, fixed block. DETAILED DESCRIPTION

[0022] The following is the specific embodiment of the utility model and is combined with the drawings, and the technical scheme of the utility model is further described, but the utility model is not limited to these embodiments. EMBODIMENT

[0023] As Figure 1 , Figure 2 Indicated, a kind of adjustable pre-buried wire box, including pre-buried plate 1, the pre-buried plate 1 is set with slip hole 2, the slip hole 2 is provided with adjustable mounting bracket 3 matched with slip hole 2, the adjustable mounting bracket 3 is provided with adjusting mounting piece 4, the adjustable mounting bracket is bent and spliced by two pieces of steel plate, the end of the steel plate is provided with clamping block, and clamping groove is formed between adjacent two clamping blocks, and the clamping block on another piece of steel plate is clamped in clamping groove.

[0024] The pre-embedded plate 1 is provided with a fixed sheet 5 superimposed with the adjusting mounting sheet 4, the cross section of the fixed sheet 5 is L-shaped, and the fixed sheet 5 is integrally arranged with the pre-embedded plate 1. In this embodiment, the staff cuts two lines on the pre-embedded plate 1, and forms the fixed sheet 5 by bending the cutting block between the two lines downward to the side of the sliding hole 2 below the adjusting mounting sheet 4.

[0025] The fixed sheet 5 is bent downward to form a notch 14 on the pre-embedded plate 1, and the notch 14 is provided with an insertion sheet 15, one end of the insertion sheet 15 abuts against the fixed sheet 5, and the two sides of the clamping block are provided with a fixed block 16 for fixing the insertion sheet 15. The insertion sheet 15 can fill the notch 14, and one end of the insertion sheet 15 can press the vertical part of the fixed sheet 5 to the side of the sliding hole 2.

[0026] The fixed sheet 5 is rotatably connected with an adjusting bolt 6, the adjusting bolt 6 penetrates the adjusting mounting sheet 4 and is threadedly connected with the adjusting mounting sheet 4.

[0027] By arranging the adjusting bolt 6, the adjustable mounting frame 3, the adjusting mounting sheet 4 and the fixed sheet 5, when the staff needs to adjust the adjustable mounting frame, the adjusting bolt 6 is rotated, the adjusting bolt 6 is rotatably connected with the fixed sheet 5, the adjusting bolt 6 can rotate in place, the adjusting mounting sheet 4 on the adjustable mounting frame 3 is threadedly connected with the adjusting bolt 6, thereby driving the adjustable mounting frame 3 to rotate, because the adjustable mounting frame 3 is located in the sliding hole 2, thereby limiting the rotation of the adjustable mounting frame 3, the adjustable mounting frame 3 can move up and down along the direction of the adjusting bolt 6, thereby achieving the height adjustment of the adjustable mounting frame 3.

[0028] The pre-embedded plate 1 is provided with a strip-shaped hole 7. The strip-shaped hole 7 can be used to fix the pre-embedded plate 1 by the staff through the bolt when the pre-embedded plate 1 is installed in the pre-embedded groove.

[0029] The other side of the adjustable mounting frame 3 is provided with a mounting block 9 for mounting the socket, and the mounting block 9 is provided with a mounting hole 10. When the pre-embedded plate 1 is pre-embedded in the pre-embedded hole, the socket can be mounted on the mounting block 9.

[0030] The side of the adjustable mounting frame 3 is provided with an adjusting scale. The adjusting scale can be used to clearly know the adjusting distance of the adjustable mounting frame 3 during the adjustment of the adjustable mounting frame 3.

[0031] The utility model discloses a adjusting bolt 6, adjustable mounting frame 3, adjusting mounting piece 4 and fixed piece 5 are set up, when the staff needs to adjust the adjustable mounting frame, through the rotation adjusting bolt 6, adjusting bolt 6 and fixed piece 5 rotation connection can make adjusting bolt 6 in rotation in situ rotation, the adjusting mounting piece 4 of adjustable mounting frame is with adjusting bolt 6 screw connection to drive adjustable mounting frame rotation, because adjustable mounting frame is located in the slip hole 2, thereby restricts the rotation of adjustable mounting frame, makes adjustable mounting frame can along the direction of adjusting bolt and moves up and down, thereby realizes the height adjustment of adjustable mounting frame. Embodiment 2

[0032] As Figure 3 The utility model discloses a adjusting bolt 6, adjustable mounting frame 3, adjusting mounting piece 4 and fixed piece 5 are set up, when the staff needs to adjust the adjustable mounting frame, through the rotation adjusting bolt 6, adjusting bolt 6 and fixed piece 5 rotation connection can make adjusting bolt 6 in rotation in situ rotation, the adjusting mounting piece 4 of adjustable mounting frame is with adjusting bolt 6 screw connection to drive adjustable mounting frame rotation, because adjustable mounting frame is located in the slip hole 2, thereby restricts the rotation of adjustable mounting frame, makes adjustable mounting frame can along the direction of adjusting bolt and moves up and down, thereby realizes the height adjustment of adjustable mounting frame. Embodiment 3

[0033] As Figure 4 The utility model discloses a adjusting bolt 6, adjustable mounting frame 3, adjusting mounting piece 4 and fixed piece 5 are set up, when the staff needs to adjust the adjustable mounting frame, through the rotation adjusting bolt 6, adjusting bolt 6 and fixed piece 5 rotation connection can make adjusting bolt 6 in rotation in situ rotation, the adjusting mounting piece 4 of adjustable mounting frame is with adjusting bolt 6 screw connection to drive adjustable mounting frame rotation, because adjustable mounting frame is located in the slip hole 2, thereby restricts the rotation of adjustable mounting frame, makes adjustable mounting frame can along the direction of adjusting bolt and moves up and down, thereby realizes the height adjustment of adjustable mounting frame. Embodiment 4

[0034] The utility model discloses a adjusting bolt 6, adjustable mounting frame 3, adjusting mounting piece 4 and fixed piece 5 are set up, when the staff needs to adjust the adjustable mounting frame, through the rotation adjusting bolt 6, adjusting bolt 6 and fixed piece 5 rotation connection can make adjusting bolt 6 in rotation in situ rotation, the adjusting mounting piece 4 of adjustable mounting frame is with adjusting bolt 6 screw connection to drive adjustable mounting frame rotation, because adjustable mounting frame is located in the slip hole 2, thereby restricts the rotation of adjustable mounting frame, makes adjustable mounting frame can along the direction of adjusting bolt and moves up and down, thereby realizes the height adjustment of adjustable mounting frame.

[0035] The specific embodiments described herein are merely illustrative of the spirit of the utility model. The skilled in the art to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar ways to replace, but will not deviate from the spirit of the utility model or exceed the range defined by the attached claims.

Claims

1. An adjustable pre-embedded junction box, characterized in that, The utility model relates to a pre-embedded plate, which comprises a pre-embedded plate (1) with a sliding hole (2) and an adjustable mounting rack (3) matched with the sliding hole (2) arranged on the sliding hole (2), an adjusting mounting piece (4) arranged on the adjustable mounting rack (3), a fixing piece (5) overlapped with the adjusting mounting piece (4) arranged on the pre-embedded plate (1), and an adjusting bolt (6) rotatably connected to the fixing piece (5) and penetrating through and being screwed with the adjusting mounting piece (4).

2. An adjustable pre-wire box according to claim 1, wherein: The pre-embedded plate (1) is provided with a strip-shaped hole (7).

3. An adjustable pre-wire box according to claim 1, wherein: The pre-embedded plate (1) is provided with a limiting frame (8) matched with the adjustable mounting rack (3).

4. An adjustable pre-wire box according to claim 1, wherein: The other side of the adjustable mounting rack (3) is provided with a mounting block (9) for mounting a socket, and the mounting block (9) is provided with a mounting hole (10).

5. An adjustable pre-wire box according to claim 1, wherein: The adjustable mounting rack (3) is formed by bending and splicing two steel plates, the end of the steel plate is provided with a clamping block, the clamping grooves are formed between the adjacent two clamping blocks, and the clamping block on the other steel plate is clamped in the clamping groove.

6. An adjustable pre-wire box according to claim 1, wherein: The side of the adjustable mounting rack (3) is provided with an adjusting scale.

7. An adjustable pre-wire box according to claim 1, wherein: The cross section of the fixing piece (5) is L-shaped, and the fixing piece (5) is integrally arranged with the pre-embedded plate (1).

8. An adjustable pre-wire box according to claim 1, wherein: The pre-embedded plate (1) is circular, rectangular or polygonal.

9. An adjustable pre-wire box according to claim 1, wherein: The sliding hole (2) is circular, rectangular or polygonal.

Citation Information

Patent Citations

  • 86 line box

    CN205104872U