Spliced cassette

Abstract

The utility model relates to the junction box field, and discloses a splicing type cassette, the top of a box body is integrally formed with a flange, the flange on the left side wall extends leftwards to form at least two circular plugs, the flange on the right side wall is provided with slots matched with the circular plugs in shape and size, and the slots are horizontally aligned with the circular plugs; the lower portion of the left side wall extends leftwards to form an annular inserting frame, the bottom edge of the inserting frame is provided with an inserting piece extending leftwards in parallel, the bottom of the inserting piece is provided with a protruding wedge-shaped inserting table, the lower portion of the right side wall extends rightwards to form an annular bearing frame, the shape of the bearing frame is consistent with that of the inserting frame, and the size of an inner cavity of the bearing frame is consistent with the boundary dimension of the inserting frame. An insertion hole is formed in the bottom edge of the bearing frame and transversely aligned with the wedge-shaped insertion table. According to the utility model, the problems in the prior art that the junction box is single and independent, the junction boxes need to be orderly installed together, the positioning installation is tedious, the efficiency is low, the gap between the junction boxes is difficult to control, and effective protection cannot be provided for line safety can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a junction box field, concretely relates to a splicing type dark box. BACKGROUND

[0002] The dark box is a box in the dark, and the electrician dark box is one of the dark boxes, including the dark connection of the room, the telephone and the television. In the home decoration, the junction box is one of the electrician accessories, because the electric wire used in the decoration is through the electric wire pipe, and the junction box is used as the transition at the joint part of the electric wire (such as the long line or the electric wire pipe corner), the electric wire pipe is connected with the junction box, the electric wire in the pipe is connected in the junction box, and the electric wire and the connection electric wire are protected.

[0003] At present, according to the decoration requirement, a plurality of junction boxes need to be installed together, but the existing junction box is independent, the junction boxes are installed together, the positioning and installation are complicated, the efficiency is low, the gap between the junction boxes is difficult to control, the line safety cannot be effectively protected, the construction difficulty is relatively complex, time-consuming and laborious. Moreover, the side wall of the existing junction box is thin, when the electric wire pipe is inserted, it is difficult to effectively fix the electric wire pipe, and the electric wire pipe is easy to shake and fall off. Finally, the opening position and size of the existing junction box are fixed, and the commonly used pipe has two sizes of 16 and 20 in the actual decoration process, the two kinds of pipes are often mixed, the existing junction box cannot match the two kinds of pipes for general use, and the corresponding junction box needs to be taken separately each time, or the pipe is difficult to fix. UTILITY MODEL CONTENTS

[0004] The utility model intends to provide a splicing type dark box, so as to solve the problems that the existing junction box is single and independent, the junction boxes are installed together, the positioning and installation are complicated, the efficiency is low, the gap between the junction boxes is difficult to control, and the line safety cannot be effectively protected.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a splicing type dark box is an integrated box body structure surrounded by a back plate and upper, lower, left and right side walls connected vertically on the back plate, the top of the upper, lower, left and right side walls is integrally formed with a surrounding edge of the box body, the left side wall is extended to the left to form at least two circular plugs, the right side wall is provided with a slot matched with the shape and size of the circular plug, and the slot is horizontally aligned with the circular plug; the lower part of the left side wall is extended to the left to form an annular insertion frame, the insertion frame is provided with a leftward parallel extension insertion sheet at the bottom, the insertion sheet is provided with a protruding wedge-shaped insertion station at the bottom, the lower part of the right side wall is extended to the right to form an annular receiving frame, the shape of the receiving frame is consistent with that of the insertion frame, the inner cavity size of the receiving frame is consistent with the outer shape size of the insertion frame, the receiving frame is provided with an insertion hole at the bottom, and the insertion hole is horizontally aligned with the wedge-shaped insertion station.

[0006] Preferably, as an improvement, the side edges of the receiving frame are flush with the upper and lower side walls, and the bottom edge of the receiving frame is flush with the back plate.

[0007] Preferably, as an improvement, a plurality of wire tube holes are provided on the upper, lower, left and right side walls, and a baffle is provided in each wire tube hole, and a connecting strip is integrally formed between the baffle and the wall of the wire tube hole, and the width of the connecting strip is not greater than 1 mm.

[0008] Preferably, as an improvement, one or more wire tube holes on the upper, lower, left and right side walls are integrally formed with a plug-in pipe on the outside, and the inner hole of the plug-in pipe is provided with at least one level step.

[0009] Preferably, as an improvement, the inner hole of the plug-in pipe is provided with one level step, and the large diameter of the inner hole of the plug-in pipe is 20 mm and the small diameter is 16 mm.

[0010] Preferably, as an improvement, the inner wall of the plug-in pipe is provided with a wedge-shaped clamping strip uniformly distributed in the circumferential direction, the wedge-shaped clamping strip extends in the axial direction, and the large end of the wedge-shaped clamping strip faces the inner side of the box body.

[0011] Preferably, as an improvement, a wedge-shaped reinforcing rib is integrally formed between the upper and lower side walls and the stopper on the top end.

[0012] Preferably, as an improvement, it further comprises a box cover, and the top end of the left and right side walls is provided with a clamping groove for clamping the box cover.

[0013] The principle and advantages of the scheme are: in actual application, a single dark box is integrally formed by injection molding, and a box cover is matched when it is shipped, and the box cover is clamped on the box body to protect the inside. When used, it can be used individually, or two or more dark boxes can be used side by side. The stable splicing of two dark boxes is realized through the plug-in cooperation of the circular plug and the plug-in slot, and the plug-in cooperation of the receiving frame and the plug-in frame. The connection of the receiving frame and the plug-in frame is matched by shape and size on the one hand, and is stably connected by the plug-in strip, the wedge-shaped plug-in station and the plug hole on the other hand, which ensures the stable and reliable splicing of the adjacent two dark boxes. The positioning and connection of the two dark boxes are convenient and fast, and the distance between the two dark boxes can be conveniently controlled through the receiving frame and the plug-in frame, the circular plug and the plug-in slot, which can provide effective protection for the line safety. The baffle in the wire tube hole can avoid blocking and damaging the wire tube hole before use, and can be slightly squeezed to break the connecting strip during use. The plug-in pipe outside the wire tube hole can guide and fix the end of the wire tube, and the wedge-shaped clamping strip inside the plug-in pipe is conducive to fixing the wire tube, avoiding the shaking and falling of the wire tube, and the step structure and size in the plug-in pipe can meet the plug-in fixing of conventional 16 wire tubes and 20 wire tubes, which has universality and can be used in different wire tube situations without the need to separately use the corresponding dark box, which is more conducive to improving the convenience and efficiency of electrician pipeline layout. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view of an embodiment of the present utility model.

[0015] Figure 2 It is a lower left isometric view of an embodiment of the present utility model.

[0016] Figure 3 It is an upper right isometric view of an embodiment of the present utility model.

[0017] Figure 4 This is a lower left axonometric view of two dark boxes spliced ​​together in an embodiment of the present invention.

[0018] Figure 5 This is the upper right axonometric view of two dark boxes after splicing in the embodiment of the present utility model. DETAILED DESCRIPTION

[0019] The following is further described in detail through specific implementation methods:

[0020] The figure marks in the drawings of the specification include: back panel 1, upper side wall 2, lower side wall 3, left side wall 4, right side wall 5, rib 6, round plug 7, slot 8, plug-in frame 9, plug-in piece 10, receiving frame 11, jack 12, wire tube hole 13, baffle 14, connecting strip 15, plug-in tube 16, step 17, wedge-shaped clip 18, reinforcing rib 19, slot 20, wedge-shaped insert 21.

[0021] The embodiment is basically as shown in the attached Figure 1 As shown: A spliced ​​dark box, which is an integrated square box structure consisting of a back plate 1 and an upper side wall 2, a lower side wall 3, a left side wall 4, and a right side wall 5 vertically connected to the back plate 1. The left side wall 4 and the right side wall 5 at the opening of the box body are provided with a card slot 20 for snapping the box cover. Figure 2 As shown, the top of the upper side wall 2, lower side wall 3, left side wall 4, and right side wall 5 are integrally formed with a rib 6 surrounding the box body opening, and a wedge-shaped reinforcing rib 19 is integrally formed between the upper side wall 2, lower side wall 3 and the top rib 6. The rib 6 on the left side wall 4 extends to the left to form two circular plugs 7, and the rib 6 on the right side wall 5 is provided with slots 8 that match the number, shape, and size of the circular plugs 7, and the slots 8 are horizontally aligned with the circular plugs 7. Figure 3As shown, the lower part of the left side wall 4 extends to the left to form a square ring-shaped insertion frame 9, and the bottom edge of the insertion frame 9 is provided with two parallel leftward extending insertion pieces 10, and the bottom of the insertion piece 10 is integrally formed with a protruding wedge-shaped insertion station 21. The lower part of the right side wall 5 extends to the right to form a square ring-shaped receiving frame 11, which is consistent with the shape of the insertion frame 9, and the inner cavity size of the receiving frame 11 is consistent with the outer shape size of the insertion frame 9. The side edge of the receiving frame 11 is flush with the upper side wall 2 and the lower side wall 3, and the bottom edge of the receiving frame 11 is flush with the back plate 1, and two insertion holes 12 are provided on the bottom edge of the receiving frame 11, which are transversely aligned with the wedge-shaped insertion station 21.

[0022] A plurality of wire tube holes 13 are provided on the upper side wall 2, the lower side wall 3, the left side wall 4 and the right side wall 5, and a baffle 14 is provided in each wire tube hole 13, and a connecting strip 15 is integrally formed between the baffle 14 and the wall of the wire tube hole 13, and the width of the connecting strip 15 is not greater than 1mm.

[0023] There are three wire tube holes 13 on the upper side wall 2 and the lower side wall 3, and an insertion tube 16 is integrally formed on the outer side of each wire tube hole 13 on the upper side wall 2 and the lower side wall 3, and the insertion tube 16 is coaxially arranged with the wire tube hole 13, and a first step 17 is provided in the inner hole of the insertion tube 16, and the large diameter of the inner hole of the insertion tube 16 is 20mm and the small diameter is 16mm. The inner wall of the insertion tube 16 is provided with a wedge-shaped clamping strip 18 which is uniformly distributed in the circumferential direction, and the wedge-shaped clamping strip 18 extends in the axial direction, and the large end of the wedge-shaped clamping strip 18 faces the inner side of the box body.

[0024] The specific implementation process is as follows: a single dark box is integrally formed by injection molding, and a box cover is matched when it is shipped, and the box cover is clamped on the box body to protect the inside. When used, it can be used individually, or it can be used as a group Figure 4 、 Figure 5As shown, two or more cassettes are spliced ​​side by side for use. The two cassettes are securely connected by the interlocking fit of the circular plug 7 and slot 8, and the interlocking fit of the receiving frame 11 and the plug-in frame 9. The connection between the receiving frame 11 and the plug-in frame 9 is achieved through matching shapes and sizes, while the insertion strips, wedge-shaped inserts 21, and the sockets 12 provide a stable connection, ensuring a stable and reliable connection between the two adjacent cassettes. This makes positioning and connecting the two cassettes quick and easy. The interlocking distance between the two cassettes can also be conveniently controlled through the receiving frame 11 and the plug-in frame 9, and the circular plug 7 and slot 8, providing effective protection for line safety. The baffle 14 in the conduit hole 13 prevents debris from clogging or damaging the conduit hole 13 before use. During use, simply squeeze the baffle 14 to break the connecting strip 15. The plug-in tube 16 on the outside of the wire conduit hole 13 can guide and fix the end of the wire conduit. The wedge-shaped clamping strip 18 inside it is conducive to fixing the wire conduit and preventing it from shaking or falling off. The structure and size of the step 17 inside the plug-in tube 16 can meet the plug-in and fixation of conventional 16-wire conduits and 20-wire conduits. It is universal and can be used in different wire conduit situations. There is no need to use a separate hidden box for the corresponding wire conduit, which is more conducive to improving the convenience and efficiency of electrical pipeline layout.

[0025] The above description is merely an embodiment of the present invention, and the commonly known specific technical solutions and / or features of the solution are not described in detail here. It should be noted that for those skilled in the art, without departing from the technical solution of the present invention, several variations and improvements can be made, which should also be considered as the scope of protection of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection claimed in this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A spliced ​​dark box, comprising a back plate and an upper side wall, a lower side wall, a left side wall, and a right side wall vertically connected to the back plate to form an integrated box structure, characterized in that: The tops of the upper side wall, lower side wall, left side wall and right side wall are integrally formed with a rib surrounding the box body, the rib on the left side wall extends to the left to form at least two circular plugs, and the rib on the right side wall is provided with a slot that matches the shape and size of the circular plug, and the slot is horizontally aligned with the circular plug; the lower part of the left side wall extends to the left to form an annular plug-in frame, the bottom edge of the plug-in frame is provided with a plug extending parallel to the left, and the bottom of the plug is provided with a raised wedge-shaped plug-in platform, the lower part of the right side wall extends to the right to form an annular receiving frame, the shape of the receiving frame is consistent with the plug-in frame, the size of the inner cavity of the receiving frame is consistent with the outer size of the plug-in frame, and a hole is provided on the bottom edge of the receiving frame, and the hole is horizontally aligned with the wedge-shaped plug-in platform.

2. The spliced ​​cassette according to claim 1, characterized in that: The side edges of the receiving frame are flush with the upper side wall and the lower side wall, and the bottom edge of the receiving frame is flush with the back plate.

3. The spliced ​​cassette according to claim 2, characterized in that: There are multiple wire tube holes on the upper side wall, lower side wall, left wall and right side wall. Baffles are provided in the wire tube holes. Connecting strips are integrally formed between the baffles and the wire tube hole walls. The width of the connecting strips is no more than 1 mm.

4. The spliced ​​cassette according to claim 3, characterized in that: An inserting tube is integrally formed on the outer side of one or more wire tube holes on the upper side wall, the lower side wall, the left side wall and the right side wall, and the inner hole of the inserting tube is provided with at least one step.

5. The spliced ​​cassette according to claim 4, characterized in that: The inner hole of the plug-in tube is provided with a step, and the major diameter of the inner hole of the plug-in tube is 20 mm and the minor diameter is 16 mm.

6. The spliced ​​cassette according to claim 5, characterized in that: The inner wall of the plug-in tube is provided with wedge-shaped clamping strips uniformly distributed along the circumferential direction. The wedge-shaped clamping strips extend along the axial direction, and the large ends of the wedge-shaped clamping strips face the inner side of the box body.

7. The spliced ​​cassette according to claim 6, characterized in that: Wedge-shaped reinforcing ribs are integrally formed between the upper side wall, the lower side wall and the top rib.

8. The spliced ​​cassette according to claim 7, characterized in that: The box also includes a box cover, and the top ends of the left side wall and the right side wall are provided with slots for snapping the box cover.

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