CN215817378U - Engineering embedded square electrical wire box - Google Patents
Engineering embedded square electrical wire box Download PDFInfo
- Publication number
- CN215817378U CN215817378U CN202121619346.1U CN202121619346U CN215817378U CN 215817378 U CN215817378 U CN 215817378U CN 202121619346 U CN202121619346 U CN 202121619346U CN 215817378 U CN215817378 U CN 215817378U
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- China
- Prior art keywords
- shell
- wall
- pipe joint
- line pipe
- tapping line
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010079 rubber tapping Methods 0.000 claims abstract description 45
- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 210000003781 tooth socket Anatomy 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Connection Or Junction Boxes (AREA)
Abstract
The utility model belongs to the field of electrical wire boxes, and particularly relates to an engineering embedded square electrical wire box which comprises a shell and at least one tapping wire pipe joint arranged on the outer wall of the shell, wherein the inner cavity of the tapping wire pipe joint is communicated with the inner cavity of the shell, a decorative cover plate fixing screw hole and a decorative cover plate adjusting screw fixing groove are arranged on the inner wall of the shell, and the decorative cover plate fixing screw hole and the decorative cover plate adjusting screw fixing groove are respectively positioned on the inner walls of a group of opposite shells; the axial lead of the tap line pipe joint is at a right angle with the inner wall surface of the shell, and the joint between the tap line pipe joint and the inner wall surface of the shell is provided with an arc-shaped section; the inner end surface of the tapping line pipe joint is flush with the inner wall surface of the shell. The utility model is easy to thread and install, the cable sheath is not scratched to protect the service life of the electric wire when threading is installed, the construction operation and wire coiling use space are enlarged, the line collision and fire risk and the later maintenance cost are reduced, and the use function of the wire box is improved.
Description
Technical Field
The utility model belongs to the field of electrical junction boxes, and particularly relates to an engineering embedded square electrical junction box which is capable of improving use safety, expanding later-stage electrical construction space, reducing manufacturing cost and reducing later-stage maintenance cost.
Background
Electrical wiring boxes are used as common fittings in engineering design and home decoration, mainly for protecting complex wiring. In engineering design or house ornamentation in-process, for avoiding circuit branch department wire joint to take place faults such as contact failure or electric leakage, install the line box in circuit branch department usually, play fire-retardant and insulating effect on the one hand, avoid appearing the potential safety hazard, on the other hand makes things convenient for the maintenance process to the circuit in the future. However, the branching spool of current line box connects and hasp threaded connection, and the inner chamber of line box receives the hasp interference, has reduced later stage electrician's construction and has coiled the line usage space, and the junction between the wall body of branching spool joint and line box is sharp right angle, acts as go-between the in-process in the later stage, and the insulating layer of wire is broken easily and is leaded to the electric leakage, and the safety in utilization is low, and later stage fault rate is high, leads to later maintenance with high costs. The concrete wall column penetrating steel bar fixer is integrally injection-molded, consumes raw materials and is not beneficial to energy conservation. The tapping line pipe joint and the shell are integrally formed, the die is complex to manufacture, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the electrician wire box which is easy to install in the early stage, enlarges the electrician construction space in the later stage, reduces the manufacturing cost and reduces the later maintenance cost.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an engineering embedded square electrical junction box comprises a shell with a rectangular cross section and at least one tapping line pipe joint arranged on the outer wall of the shell, wherein the inner cavity of the tapping line pipe joint is communicated with the inner cavity of the shell, a decorative cover plate fixing screw hole and a decorative cover plate adjusting screw fixing groove are arranged on the inner wall of the shell, and the decorative cover plate fixing screw hole and the decorative cover plate adjusting screw fixing groove are respectively positioned on the inner walls of a group of opposite shells; the method is characterized in that: the axial lead of the tap line pipe joint is at a right angle with the inner wall surface of the shell, and the joint between the tap line pipe joint and the inner wall surface of the shell is provided with an arc-shaped section;
the inner end surface of the tapping line pipe joint is flush with the inner wall surface of the shell.
Furthermore, the tapping line pipe joint is inserted into a tapping line pipe joint inserting part matched with the tapping line pipe joint, and the tapping line pipe joint inserting part protrudes towards the outer wall surface of the shell;
a line passing hole penetrating through the side wall of the shell is formed in the splicing part of the tapping line pipe joint, two or four pressing column penetrating grooves are uniformly distributed around the line passing hole, and a slope-shaped tooth groove is formed between every two adjacent pressing column penetrating grooves;
the tapping spool joint also comprises a pipe body and locking compression columns positioned on the outer wall of the pipe body, the number of the locking compression columns is equal to that of the compression columns penetrating into the grooves, a T-shaped limiting outer brim integrated with the outer wall of the pipe body is arranged on the outer wall of the pipe body at the inner end of the pipe body, and a compression anti-skidding fixing foot integrated with the locking compression column is arranged at the bottom end of the locking compression column;
during assembly, the pipe body is rotated after the T-shaped limiting outer eaves are aligned to the pressing columns and penetrate into the grooves, so that the pressing anti-skidding fixing feet are clamped into the slope-shaped tooth grooves, the T-shaped limiting outer eaves are limited by the inner wall of the tapping spool connector insertion part, and the tapping spool connector is fixedly connected with the shell in a positioning mode.
Due to the structure, the installation is easy in the earlier stage, the later-stage electrician construction space is enlarged, and the later-stage maintenance cost is reduced.
Drawings
FIG. 1 is a schematic structural view of a three-dimensional state of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic top view of a portion of the present invention;
FIG. 4 is a partial structural view in a bottom view of the present invention;
FIG. 5 is a schematic diagram of the tap conduit coupling of the present invention;
FIG. 6 is a schematic view of the structure of the present invention using the elastic retaining block;
FIG. 7 is a cross-sectional view of the resilient backstop block of the present invention;
FIG. 8 is a schematic structural view of an inverted T-shaped insert body according to the present invention;
reference numerals in the drawings of the specification include:
1. a housing; 2. a tap conduit joint; 3. fixing screw holes on the decorative cover plate; 4. a screw fixing groove is adjusted on the decorative cover plate; 401. an inverted T-shaped insert body; 402. a nut anti-falling plate fixing hole; 403. the nut anti-falling pressure plate is used for fixing the nail; 404. the nut anti-falling pressure plate; 405. a nut positioning moving groove; 406. a standard nut component; 407. preventing lugs from falling off; 408. reserving an insert hole; 5. an arc-shaped section; 6. a tapping line pipe joint plug part; 7. a base plate; 8. a concrete wall column penetrates through a steel bar fixer; 9. reserving a wire passing hole; 10. a bearing plate; 11. the wire boxes are connected in parallel with the public clamping part in series; 12. the wire boxes are connected in series with the female clamping part in parallel; 13. reserving a pipe connecting port; 14. a holder; 801. a reinforcing steel bar wire passing hole; 201. a pipe body; 202. locking the compression column; 203. a T-shaped limiting outer brim; 204. pressing the anti-skid feet; 601. a wire passing hole; 602. the pressing column penetrates into the groove; 603. a slope-shaped tooth socket; 604. an elastic backstop block; 605. a retaining groove.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described in conjunction with the accompanying drawings and examples:
referring to the attached drawings 1 to 8, an engineering embedded square electrical junction box comprises a shell 1 with a rectangular cross section, and at least one tapping line pipe joint 2 arranged on the outer wall of the shell 1, wherein the inner cavity of the tapping line pipe joint 2 is communicated with the inner cavity of the shell 1, a decorative cover plate fixing screw hole 3 and a decorative cover plate adjusting screw fixing groove 4 are arranged on the inner wall of the shell 1, and the decorative cover plate fixing screw hole 3 and the decorative cover plate adjusting screw fixing groove 4 are respectively positioned on the inner walls of a group of opposite shells 1; the method is characterized in that: the axial lead of the tap line pipe joint 2 is at right angle with the inner wall surface of the shell 1, and the joint between the tap line pipe joint 2 and the inner wall surface of the shell 1 is provided with an arc-shaped section 5;
the inner end surface of the tapping line pipe joint 2 is flush with the inner wall surface of the shell 1.
In the above embodiment, preferably: the tapping line pipe joint 2 is inserted into a tapping line pipe joint insertion part 6 matched with the tapping line pipe joint 2, and the tapping line pipe joint insertion part 6 protrudes towards the outer wall surface of the shell 1;
a wire passing hole 601 penetrating through the side wall of the shell 1 is arranged at the splicing part 6 of the tapping line pipe joint, two or four pressing column penetrating grooves 602 are uniformly distributed around the wire passing hole 601, and a slope-shaped tooth socket 603 or an elastic retaining block 604 is arranged between every two adjacent pressing column penetrating grooves 602;
the tapping line pipe joint 2 further comprises a pipe body 201 and locking compression columns 202 positioned on the outer wall of the pipe body 201, the number of the locking compression columns 202 is equal to that of the compression column penetrating grooves 602, a T-shaped limiting outer brim 203 integrated with the outer wall of the pipe body 201 is arranged on the outer wall of the pipe body 201 at the inner end of the pipe body 201, and a compression anti-skidding fixing foot 204 integrated with the locking compression column 202 is arranged at the bottom end of the locking compression column 202;
during assembly, the T-shaped limiting outer eaves 203 are aligned with the pressing columns to penetrate into the grooves 602 and then the pipe body 201 is rotated, so that the pressing anti-skidding fixing feet 204 are clamped into the slope-shaped tooth grooves 603 or the retaining grooves below the elastic retaining blocks 604, the T-shaped limiting outer eaves 203 are limited by the inner wall of the tapping line pipe connector insertion part 6, and the tapping line pipe connector 2 is fixedly connected with the shell 1 in a positioning mode.
For ease of assembly, in the above embodiment, preferably: the height of the slope-shaped tooth socket 603 is middle-high and two ends are low.
In order to facilitate the stability of the assembly, in the above embodiment, preferably: the cross section of the pressing anti-skidding foot fixing 204 is triangular, and the vertex angle is an acute angle.
In order to facilitate modular integrated production and reduce the cost of the mold, in the above embodiment, preferably: the bottom plate 7 of the shell 1 is connected with the bottom of the side wall of the shell 1 into a whole in a buckling mode.
In the above embodiment, preferably: at least one reserved wire passing hole 9 is formed in the bottom plate 7.
In the above embodiment, preferably: the bottom of the side wall of the shell 1 is provided with a bearing plate 10 which is integrated with the shell, and the four corners of the bearing plate 10 and/or the bottom plate 7 are provided with retainers 14. In this embodiment, the fixing means 14 includes fixing through holes provided at four corners of the receiving plate 10 and/or the bottom plate 7, and bolts passing through the fixing through holes. The retainer 14 is intended to facilitate the mounting and dismounting of the housing 1 and the base plate 7 in a split configuration.
In the above embodiment, preferably: two concrete wall column penetrating steel bar fixing devices 8 are arranged on the outer wall of each shell 1, and steel bar wire passing holes 801 are formed in the concrete wall column penetrating steel bar fixing devices 8.
In the above embodiment, preferably: the outer wall of the shell 1 is provided with at least one wire box parallel serial male clamping part 11 and at least one wire box parallel serial female clamping part 12 matched with the wire box parallel serial male clamping part 11, and the number of the wire boxes parallel serial male clamping parts 11 and the number of the wire boxes parallel serial female clamping parts 12 are the same;
the wire boxes are connected in series with the male clamping part 11 in parallel and the wire boxes are connected in series with the female clamping part 12 in parallel and are respectively positioned on the outer walls of a group of opposite shells 1. A reserved insert hole 408 is formed in the shell 1, and an inverted T-shaped insert body 401 matched with the reserved insert hole 408 is inserted into the reserved insert hole 408; the decorative cover plate adjusting screw fixing groove 4 is positioned at the upper part of the side wall of the inverted-T-shaped insert main body 401, and the nut anti-falling pressure plate 404 is fixed on the side wall of the inner cavity of the inverted-T-shaped insert main body 401 through a nut anti-falling pressure plate fixing nail 403 which passes through the nut anti-falling plate fixing hole 402; a nut positioning moving groove 405 is formed in the nut anti-falling pressing plate 404 or the inner wall of the inner cavity of the inverted T-shaped insert body 401, the nut positioning moving groove 405 is located below the decorative cover plate adjusting screw fixing groove 4, and the length and the width of the groove edge of the nut positioning moving groove 405 are both correspondingly larger than those of the groove edge of the decorative cover plate adjusting screw fixing groove 4; a nut standard part 406 is arranged in the nut positioning moving groove 405, and the nut standard part 406 is pressed on the inner wall of the inner cavity of the inverted T-shaped insert body 401 by a nut anti-falling pressing plate 404; the lower portion of the outer wall of the inverted T-shaped insert body 401 is provided with an anti-slip lug 407. In this embodiment, the trim cover fixing screw hole 3 may also be made of a metal insert structure, that is, a preformed hole is formed in the housing 1, a metal insert matching with the preformed hole is inserted into the preformed hole, and the trim cover fixing screw hole 3 is formed in the metal insert. The inverted-T-shaped insert body 401 and the metal insert are designed to separate the trim cover plate adjusting screw fixing groove 4 and the trim cover plate fixing screw hole 3 from the housing 1, so that the cost of the mold is reduced.
For the convenience of wiring, in the above embodiment, it is preferable that: and a limiting dislocation platform 13 for limiting the extension of an external pipe is arranged on the inner wall of the tapping line pipe joint 2.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art, and it will be appreciated by those skilled in the art that the present invention has been made available to those skilled in the art after the filing date or priority date, and that the present invention may be implemented by those skilled in the art by applying ordinary skill in the art, without departing from the spirit and scope of the present invention. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
The utility model belongs to the field of electrical wire boxes, and particularly relates to an engineering embedded square electrical wire box which comprises a shell with a rectangular section and at least one tapping wire pipe joint arranged on the outer wall of the shell, wherein the inner cavity of the tapping wire pipe joint is communicated with the inner cavity of the shell, a decorative cover plate fixing screw hole and a decorative cover plate adjusting screw fixing groove are arranged on the inner wall of the shell, and the decorative cover plate fixing screw hole and the decorative cover plate adjusting screw fixing groove are respectively positioned on the inner walls of a group of opposite shells; the method is characterized in that: the axial lead of the tap line pipe joint is at a right angle with the inner wall surface of the shell, and the joint between the tap line pipe joint and the inner wall surface of the shell is provided with an arc-shaped section; the inner end surface of the tapping line pipe joint is flush with the inner wall surface of the shell. The utility model is easy to thread after pre-buried installation, the cable sheath is not scratched to protect the service life of the electric wire during threading installation, the construction operation and wire coiling use space are enlarged, the line wire collision and fire risk is reduced, the use function of the wire box is improved, and the later maintenance cost is reduced.
Claims (10)
1. An engineering embedded square electrical junction box comprises a shell (1) with a rectangular cross section and at least one tapping line pipe joint (2) arranged on the outer wall of the shell (1), wherein the inner cavity of the tapping line pipe joint (2) is communicated with the inner cavity of the shell (1), a decorative cover plate fixing screw hole (3) and a decorative cover plate adjusting screw fixing groove (4) are arranged on the inner wall of the shell (1), and the decorative cover plate fixing screw hole (3) and the decorative cover plate adjusting screw fixing groove (4) are respectively positioned on the inner walls of a group of opposite shells (1); the method is characterized in that: the axial lead of the tapping line pipe joint (2) is at right angle with the inner wall surface of the shell (1), and the joint between the tapping line pipe joint (2) and the inner wall surface of the shell (1) is provided with an arc-shaped section (5);
the inner end face of the tapping line pipe joint (2) is flush with the inner wall face of the shell (1).
2. The engineering pre-buried square electrical junction box of claim 1, characterized in that: the tapping line pipe joint (2) is inserted into a tapping line pipe joint insertion part (6) matched with the tapping line pipe joint, and the tapping line pipe joint insertion part (6) protrudes towards the outer wall surface of the shell (1);
a wire passing hole (601) penetrating through the side wall of the shell (1) is arranged at the splicing part (6) of the tapping line pipe joint, two or four pressing column penetrating grooves (602) are uniformly distributed around the wire passing hole (601), and a slope-shaped tooth socket (603) or an elastic backstop block (604) is arranged between every two adjacent pressing column penetrating grooves (602);
the tapping line pipe joint (2) comprises a pipe body (201) and locking compression columns (202) located on the outer wall of the pipe body (201), the number of the locking compression columns (202) is equal to that of compression column penetrating grooves (602), T-shaped limiting outer eaves (203) integrated with the outer wall of the pipe body (201) are arranged on the outer wall of the pipe body (201) at the inner end of the pipe body (201), and compression anti-skidding fixing feet (204) integrated with the locking compression columns are arranged at the bottom ends of the locking compression columns (202);
during assembly, the T-shaped limiting outer eaves (203) are aligned to the pressing columns to penetrate into the grooves (602) and then the pipe body (201) is rotated, so that the pressing anti-skidding fixing feet (204) are clamped into the slope-shaped tooth grooves (603) or the retaining grooves (605) below the elastic retaining blocks (604), the T-shaped limiting outer eaves (203) are limited by the inner wall of the tapping line pipe connector insertion part (6), and the tapping line pipe connector (2) is fixedly connected with the shell (1) in a positioning mode.
3. The engineering pre-buried square electrical junction box of claim 2, characterized in that: the slope-type tooth socket (603) is middle-high and low at two ends.
4. The engineering pre-buried square electrical junction box of claim 2, characterized in that: the cross section of the compression anti-skidding fixing foot (204) is triangular, and the vertex angle of the compression anti-skidding fixing foot is an acute angle.
5. The engineering pre-buried square electrical junction box of claim 1, characterized in that: the bottom plate (7) of the shell (1) is connected with the bottom of the side wall of the shell (1) into a whole in a buckling mode.
6. The engineering pre-buried square electrical junction box of claim 5, characterized in that: the bottom plate (7) is provided with at least one reserved wire passing hole (9).
7. The engineering pre-buried square electrical junction box of claim 6, characterized in that: the bottom of the side wall of the shell (1) is provided with a bearing plate (10) integrated with the shell, and four corners of the bearing plate (10) and/or the bottom plate (7) are provided with fixing devices (14).
8. The engineering pre-buried square electrical junction box of claim 1, characterized in that: two concrete wall column penetrating steel bar fixing devices (8) are arranged on the outer wall of each shell (1), and steel bar wire passing holes (801) are formed in the concrete wall column penetrating steel bar fixing devices (8).
9. The engineering pre-buried square electrical junction box of claim 1, characterized in that: the outer wall of the shell (1) is provided with at least one wire box parallel serial male clamping part (11) and at least one wire box parallel serial female clamping part (12) matched with the wire box parallel serial male clamping part (11), and the number of the wire box parallel serial male clamping parts (11) is the same as that of the wire box parallel serial female clamping parts (12);
the wire box parallel serial male clamping part (11) and the wire box parallel serial female clamping part (12) are respectively positioned on the outer walls of a group of opposite shells (1);
a reserved insert hole (408) is formed in the shell (1), and an inverted T-shaped insert body (401) matched with the reserved insert hole (408) is inserted into the reserved insert hole (408); the decorative cover plate adjusting screw fixing groove (4) is positioned at the upper part of the side wall of the inverted T-shaped insert main body (401), and a nut anti-falling pressure plate fixing nail (403) penetrating through a nut anti-falling plate fixing hole (402) is used for fixing a nut anti-falling pressure plate (404) on the side wall of the inner cavity of the inverted T-shaped insert main body (401); a nut positioning moving groove (405) is formed in the nut anti-falling pressing plate (404) or the inner wall of the inner cavity of the inverted T-shaped insert main body (401), the nut positioning moving groove (405) is located below the decorative cover plate adjusting screw fixing groove (4), and the length and the width of the groove edge of the nut positioning moving groove (405) are correspondingly larger than those of the groove edge of the decorative cover plate adjusting screw fixing groove (4); a nut standard part (406) is arranged in the nut positioning moving groove (405), and the nut standard part (406) is pressed on the inner wall of the inner cavity of the inverted T-shaped insert body (401) by a nut anti-falling pressing plate (404); an anti-falling lug (407) is arranged at the lower part of the outer wall of the inverted T-shaped insert main body (401).
10. The engineering pre-buried square electrical junction box of claim 1, characterized in that: and a limiting dislocation table (13) for limiting the extension of an external pipe is arranged on the inner wall of the tapping line pipe joint (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121619346.1U CN215817378U (en) | 2021-07-16 | 2021-07-16 | Engineering embedded square electrical wire box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121619346.1U CN215817378U (en) | 2021-07-16 | 2021-07-16 | Engineering embedded square electrical wire box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215817378U true CN215817378U (en) | 2022-02-11 |
Family
ID=80182428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121619346.1U Expired - Fee Related CN215817378U (en) | 2021-07-16 | 2021-07-16 | Engineering embedded square electrical wire box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215817378U (en) |
-
2021
- 2021-07-16 CN CN202121619346.1U patent/CN215817378U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |