Ceiling commander box connecting assembly for circuit wiring

Abstract

The utility model discloses a ceiling commander box connecting assembly for circuit wiring. The ceiling commander box connecting assembly comprises a commander box, a cup comb and a corrugated pipe connector. The commander box is a hollow circular shell with an opening in the upper end, a sleeve connecting end communicated with the interior is arranged on the side wall of the commander box, a cover body is arranged at the opening end of the upper end of the commander box, and at least one knock-off hole is formed in the cover body. The cup comb comprises a cup comb main body and a cup comb fixing piece, the cup comb main body is a hollow straight-through pipe body, one port of the hollow straight-through pipe body is provided with an internal thread, the cup comb fixing piece comprises a hollow pipe body provided with an external thread, one port of the hollow pipe body is provided with a convex edge part, and one end of the internal thread of the cup comb main body is inserted into the knock-off hole of the cover body; the cup comb fixing piece is in threaded connection with the cup comb body from the inner side of the cover body. The corrugated pipe connector is of a hollow tubular structure, the upper end of the corrugated pipe connector is an insertion end which is in close fit and insertion connection with the cup comb body, an elastic clamping portion is arranged on the side wall of the lower end of the corrugated pipe connector, the corrugated pipe is inserted into the lower end of the corrugated pipe connector, and the elastic clamping portion is clamped with a concave ring of the corrugated pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit wiring installation technical field especially relates to a kind of for line wiring's ceiling commander box connecting assembly. BACKGROUND

[0002] In the wiring installation of circuit, whether it is open line or concealed wiring installation, it will adopt sleeve connection, threading in the sleeve, and a junction box will be provided at the connection of electric wire. The sleeve and the junction box are made of flame-retardant material, on the one hand to protect the electric wire from being damaged, and on the other hand, when a short circuit fault occurs in the circuit, the electric wire will catch fire and burn, and the sleeve and the junction box will block the fire to prevent the further spread of fire. In the circuit installation wiring, including ground, wall, it involves the wall and ceiling surface that need to go through the wall in the ceiling. The existing wiring installation for the ceiling surface usually adopts a three-way tee with a cover or an octagonal junction box. The three-way tee with a cover has limited internal wiring space, and the junction box for the ceiling line cannot be used as a branch box, so the function is relatively single. The octagonal junction box needs multiple cup combs to connect the pipe, which lacks convenience and economy. Therefore, the present scheme improves the junction box connecting piece for the existing wiring installation of the ceiling line to make the connecting piece more practical and improve the convenience of construction. SUMMARY

[0003] Therefore, the utility model provides a kind of for line wiring's ceiling commander box connecting piece, through the ceiling commander box connecting piece, solve the existing ceiling line wiring that adopts octagonal junction box needs to install cup comb, not enough convenient operation;With cover three-way tee space is limited, and the function is single.

[0004] The utility model discloses a kind of ceiling commander box connecting assemblies for line wiring, including commander box, cup comb, bellows connector, the commander box is hollow and the upper end is the open circular shell, the side wall of commander box is equipped with the sleeve connection end that communicates inside, the upper end open end of commander box is equipped with cover body, at least one knock-off hole is equipped on the cover body. The cup comb includes cup comb main part and cup comb fixing part, the cup comb main part is hollow straight-through pipe body, and one end of the hollow straight-through pipe body is equipped with internal thread, the cup comb fixing part includes the hollow pipe body with external thread, and one end of the hollow pipe body is equipped with convex edge portion, the internal thread one end of the cup comb main part is inserted into the knock-off hole of the cover body, and the cup comb fixing part is connected with the cup comb main part by screw thread from the inside of cover body. The bellows connector is hollow tubular structure, and the upper end is the plug-in end that is tightly matched with the cup comb main part, and the lower end side wall is equipped with elastic clamping portion, bellows is inserted into the lower end of bellows connector, and the elastic clamping portion is clamped with the concave ring of bellows.

[0005] Further, the inner bottom of the commander box is provided with a screw position, the screw position is a circular first protruding part provided on the inner bottom of the commander box, a screw countersunk groove position is provided on the first protruding part, a circular second protruding part is provided on the outer surface of the commander box corresponding to the first protruding part, and a self-tapping screw is used to punch from the first protruding part and out from the second protruding part.

[0006] Further, the sleeve connection end of the commander box is a single-through sleeve connection end, or two straight-through sleeve connection ends, or two curved-through sleeve connection ends, or three three-way sleeve connection ends, or four four-way sleeve connection ends.

[0007] Further, the plug-in end of the bellows connector includes a first plug-in end with an outer diameter of 16 mm caliber, a second plug-in end with an outer diameter of 20 mm caliber connected to the rear end of the first plug-in end, and a stop protruding edge provided around the rear end of the second plug-in end.

[0008] Further, the protruding part of the cup comb fixing part includes a circular protruding part and a hexagonal screw nut protruding part arranged above the circular protruding part.

[0009] Further, the bottom surface of the cover body is provided with an annular protruding part, the opposite side walls of the annular protruding part are provided with notch positions, and the outer wall of the annular protruding part is provided with a plurality of uniformly arranged protruding parts.

[0010] The beneficial effects of the utility model are that: through the commander box connection assembly for ceiling top line wiring designed in the technical scheme, a circular commander box is adopted, the internal space is large, the outer wall of the commander box is provided with a sleeve connection end for connecting a sleeve, a cup comb does not need to be additionally installed, the sleeve is directly plugged in, which is convenient for construction personnel to operate and improves construction efficiency. In addition, the commander box is provided with a cover body, a cup comb is connected through a knock-off hole in the cover body, the cup comb is connected with a bellows connector, and the bellows connector can quickly connect the bellows. Thus, the sleeve is connected to the side wall of the commander box, the opening end of the commander box faces downward, the cup comb and the bellows connector are pre-installed on the cover body, in the construction process, the wire is passed from the commander box to the bellows connector, then the wire is passed into the bellows, the bellows is quickly connected with the bellows connector, the cover body is tightly matched and connected with the commander box, and thus the line wiring installation of the ceiling top is quickly installed, which is convenient for improving the working efficiency of construction personnel. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a commander box and cover body structure schematic view of the utility model.

[0012] Figure 2 It is a bottom surface structure schematic view of the cover body of the utility model.

[0013] Figure 3The cup comb structure schematic diagram of the utility model.

[0014] Figure 4 The corrugated pipe connector structure schematic diagram of the utility model.

[0015] Figure 5 The connection use schematic diagram of the commander box and sleeve, cover body, cup comb, corrugated connector, corrugated pipe of the utility model.

[0016] Figure 6 The sleeve connection end structure schematic diagram of the commander box single pass of the utility model.

[0017] Figure 7 The sleeve connection end structure schematic diagram of the commander box straight pass of the utility model.

[0018] Figure 8 The sleeve connection end structure schematic diagram of the commander box curved pass of the utility model.

[0019] Figure 9 The sleeve connection end structure schematic diagram of the commander box three-way of the utility model.

[0020] Figure 10 The sleeve connection end structure schematic diagram of the commander box four-way of the utility model.

[0021] Reference signs:

[0022] 1, commander box; 101, sleeve connection end; 102, first lug part; 103, second lug part;

[0023] 2, cover body; 201, knock-off hole; 3, cup comb; 31, cup comb main body; 32, cup comb fixing piece;

[0024] 311, internal thread; 321, external thread; 322, circular ring-shaped flange; 323, hexagonal screw nut flange;

[0025] 4, corrugated pipe connector; 401, elastic clamping part; 402, first plug-in end; 403, second plug-in end. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present disclosure will be described clearly and completely below with reference to the drawings, obviously, the described embodiments are only part of the embodiments of the present disclosure, not all the embodiments. Based on the embodiments of the present disclosure, all other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present disclosure.

[0027] Please refer to Figures 1 to 5The application provides a ceiling commander box connecting assembly for line wiring, which comprises a commander box 1, a cup comb 3 and a bellows connecting head 4. The commander box 1 is a hollow circular shell with an open upper end, and a sleeve connecting end 101 communicating with the interior of the commander box 1 is arranged on the sidewall of the commander box 1. A cover 2 is arranged on the open upper end of the commander box 1, and at least one knock-off hole 201 is arranged on the cover 2. The cup comb 3 comprises a cup comb main body 31 and a cup comb fixing part 32. The cup comb main body 31 is a hollow straight-through pipe body, and an inner thread 311 is arranged on one end of the cup comb main body 31. The cup comb fixing part 32 comprises a hollow pipe body provided with an outer thread 321, and a convex edge part is arranged on one end of the pipe body. The inner thread 311 of the cup comb main body 31 is inserted into the knock-off hole 201 of the cover 2, and the cup comb fixing part 32 is threadedly connected with the cup comb main body 31 from the inner side of the cover 2. The bellows connecting head 4 is a hollow tubular structure, the upper end of which is a plug-in end tightly fitted with the cup comb main body 31, and an elastic clamping part 401 is arranged on the sidewall of the lower end of the bellows connecting head 4. The bellows is inserted into the lower end of the bellows connecting head 4, and the elastic clamping part 401 is clamped with the concave ring of the bellows.

[0028] Please refer to Figure 5 The commander box 1 connecting assembly adopts the commander box 1 which is circular, has a large interior space, and is provided with a sleeve connecting end 101 on the outer wall for connecting a sleeve, so that the cup comb 3 is not needed to be additionally installed, the sleeve can be directly plugged in, the convenience of operation of construction personnel is improved, and the construction efficiency is improved. The commander box 1 is provided with the cover 2, the knock-off hole 201 is arranged on the cover 2, the cup comb 3 is connected through the knock-off hole 201, the bellows connecting head 4 is connected with the cup comb 3, the bellows connecting head 4 can quickly connect the bellows, the sleeve is connected with the sidewall of the commander box 1, the open upper end of the commander box 1 faces downward, the cup comb 3 and the bellows connecting head 4 are pre-installed on the cover 2, the electric wire is passed from the commander box 1 to the bellows connecting head 4 and then passed into the bellows, the bellows is quickly connected with the bellows connecting head 4, the cover 2 is tightly fitted with the commander box 1 and is connected, the line wiring installation of the ceiling top is quickly installed, and the working efficiency of construction personnel is improved. The bellows can be bent in any direction, a plurality of lengths are reserved, and after the ceiling top is decorated, the electric wire is connected with electrical equipment such as lamps and lanterns or fans through the bent bellows.

[0029] Please refer to Figure 1 , Figure 5The inner bottom of the command box 1 is provided with a screw position, which is a first protruding part 102 in a circular shape provided on the inner bottom of the command box 1, and a screw countersunk groove position is provided on the first protruding part 102. A second protruding part 103 in a circular shape is provided on the outer surface of the command box 1 corresponding to the first protruding part 102, and a self-tapping screw is punched from the first protruding part 102 and out from the second protruding part 103. By punching the self-tapping screw from the first protruding part 102, the second protruding part 103 is provided on the outer surface of the command box 1 to increase the support thickness of the screw out, so as to avoid the thickness of the command box 1 being not enough, resulting in the command box 1 being cracked.

[0030] Please refer to Figures 6 to 10 Alternatively, the sleeve connection end 101 of the command box 1 is a single-pass sleeve connection end 101; or two straight-through sleeve connection ends 101; or two curved-through sleeve connection ends 101; or three three-way sleeve connection ends 101; or four four-way sleeve connection ends 101. According to the needs of different line wiring installation, the command box 1 with different sleeve connection ends 101 can more flexibly meet the needs of line installation and wiring.

[0031] Please refer to Figure 4 Further, the plug-in end of the corrugated pipe connector 4 includes a first plug-in end 402 with an outer diameter of 16mm caliber, and a second plug-in end 403 with an outer diameter of 20mm caliber connected to the rear end of the first plug-in end 402. The rear end of the second plug-in end 403 is provided with a stop protrusion. By providing two caliber corrugated pipe connectors 4, it can be connected to two caliber connections, such as connecting the cup comb main body 31, and can be plugged into the sleeve connection end 101, so that the sleeve connection end 101 connects the corrugated pipe through the connection of the corrugated pipe connector, and meets the needs of using the corrugated pipe connection when the line is curved, which is more convenient and fast.

[0032] Please refer to Figure 3 As a preferred, the protrusion part of the cup comb fixing part 32 includes a circular ring protrusion 322 and a hexagonal screw nut protrusion 323 arranged above the circular ring protrusion 322. The circular ring protrusion 322 is used when the cup comb fixing part 32 is connected to the inner thread 311 of the cup comb main body 31 through the outer thread 321, and the circular ring protrusion 322 abuts against the edge of the knock-off hole 201 of the cover 2, so as to realize the fixation of the cup comb on the cover 2. By designing the hexagonal screw nut protrusion 323, it is convenient to screw the cup comb fixing part 32.

[0033] Please refer to Figure 2, as preferably, the bottom edge of the cover 2 is provided with an annular protrusion, opposite side walls of the annular protrusion are provided with notched positions, and an outer wall of the annular protrusion is provided with a plurality of uniformly arranged protrusions. The annular protrusion is designed with notched positions, so that the annular protrusion has a certain elasticity when being tightly connected with the inner wall of the upper port of the commander box 1, and the protrusions tightly abut against the inner wall of the upper port of the commander box 1.

[0034] Embodiments of the present disclosure have been described above, the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles, practical applications, or improvements to the technology in the market of the embodiments, or to enable other ordinary skilled in the art to understand the embodiments disclosed herein.

Claims

1. A ceiling master box connection assembly for wiring, characterized by, The utility model relates to a kind of commander box and cup comb, including: Commander box, the commander box is hollow and the upper end is open circular shell, the sidewall of commander box is equipped with sleeve connection end communicating inside, the upper end open end of commander box is equipped with cover body, at least one knock-off hole is equipped on the cover body; Cup comb, the cup comb includes cup comb main body and cup comb fixing piece, the cup comb main body is hollow straight-through pipe body, and the one end of the hollow straight-through pipe body is equipped with internal thread, the cup comb fixing piece includes hollow pipe body equipped with external thread, and the one end of the hollow pipe body is equipped with convex edge portion, the internal thread one end of the cup comb main body is inserted into the knock-off hole of the cover body, and the cup comb fixing piece is connected with the cup comb main body from the inside of the cover body with thread; Corrugated pipe connector, the corrugated pipe connector is hollow tubular structure, and the upper end is inserted end that is tightly fitted with the cup comb main body, and the lower end sidewall is equipped with elastic clamping part, and the corrugated pipe is inserted into the lower end of the corrugated pipe connector, and the elastic clamping part is clamped with the concave ring of corrugated pipe.

2. A ceiling grid box connection assembly for wiring according to claim 1, wherein, The inner bottom of the commander box is equipped with screw position, the screw position is first convex block portion in the inner bottom of commander box, and screw countersunk groove position is equipped on the first convex block portion, the corresponding outer surface of the commander box is equipped with second convex block portion, and self-tapping screw is punched from the first convex block portion and is punched from the second convex block portion.

3. The ceiling grid box connection assembly for wiring of claim 1, wherein, The sleeve connection end of the commander box is single-pass one sleeve connection end, or straight-through two sleeve connection ends, or curved two sleeve connection ends, or three-way three sleeve connection ends, or four-way four sleeve connection ends.

4. The ceiling grid box connection assembly for wiring according to claim 1, wherein, The inserted end of the corrugated pipe connector includes first inserted end with outer diameter of 16mm caliber, second inserted end with outer diameter of 20mm caliber connected with the rear end of the first inserted end, and stopper convex edge is equipped on the rear end of the second inserted end.

5. The ceiling grid box connection assembly for wiring according to claim 1, wherein, The convex edge portion of the cup comb fixing piece includes annular convex edge and hexagonal screw nut convex edge arranged above the annular convex edge.

6. The ceiling grid box connection assembly for wiring according to claim 1, wherein, The bottom surface rim of the cover body is equipped with annular convex edge, and the opposite sidewall of the annular convex edge is equipped with notch position, and the outer wall of the annular convex edge is equipped with multiple uniform arrangement convex portions.

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