CN115492380B - Installation method of wire box deformation device in control structure wall - Google Patents
Installation method of wire box deformation device in control structure wall Download PDFInfo
- Publication number
- CN115492380B CN115492380B CN202211078667.4A CN202211078667A CN115492380B CN 115492380 B CN115492380 B CN 115492380B CN 202211078667 A CN202211078667 A CN 202211078667A CN 115492380 B CN115492380 B CN 115492380B
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- deformation
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 80
- 239000010959 steel Substances 0.000 claims abstract description 80
- 239000004567 concrete Substances 0.000 claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 239000011150 reinforced concrete Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000007799 cork Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/12—Distribution boxes; Connection or junction boxes for flush mounting
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses an installation method of a control structure in-wall wire box deformation device, which comprises a control deformation shell and wire boxes, wherein the control deformation shell is connected to a steel bar frame in advance, the wire boxes are arranged corresponding to pipelines, and the pipelines penetrate from the bottom of the control deformation shell and penetrate from two sides of the control deformation shell. In construction, the integrity of the wire box is ensured by controlling the arrangement of the deformation shell, and the shell can be integrally connected with a subsequent wall body through concrete manufacture without dismantling; the shell connecting horizontal ribs and the shell connecting vertical ribs are arranged, so that the installation of the shell is guaranteed, and the shell connecting horizontal ribs and the shell connecting vertical ribs are not in the same plane, so that the connection tightness can be doubly guaranteed; and by setting the measurement and control points and the sensors, accurate installation and process displacement and deformation control are guaranteed.
Description
Technical Field
The invention belongs to the technical field of wall wire box installation, and particularly relates to an installation method of a wire box deformation device in a control structure wall.
Background
When the cast-in-place concrete wall is constructed, the wall is made of reinforced concrete, and a wire box is often arranged in the reinforced concrete. When the wall body is concreted, the line box is directly bound on the steel bar frame in general, so that the line box can be shifted and moved, and the box body can be deformed or even broken if the line box body is thin and fragile when concreting. Therefore, a mounting mode which can ensure that the wire box is fixed on the steel bar frame in advance and the integrity of the wire box body is ensured and the subsequent wall construction is not hindered is needed to be designed in a targeted mode.
Disclosure of Invention
The invention provides an installation method of a wire box deformation device in a control structure wall, which is used for solving the technical problems of design of a protection device of the wire box in the structure wall, embedding of a connecting piece, installation and fixation of the wire box and the like.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the method for installing the wire box deformation device in the control structure wall comprises a control deformation shell and wire boxes, wherein the control deformation shell is connected to a steel bar frame in advance, the wire boxes are arranged corresponding to the wires, and the wires penetrate from the bottom of the control deformation shell and penetrate from two sides of the control deformation shell;
the control deformation shell comprises a shell body, shell connecting horizontal ribs, shell connecting vertical ribs and shell inner reserved holes, wherein the shell body is arranged in a hollow mode in openings on two sides, the shell connecting horizontal ribs are integrally connected with the shell body and close to one indoor end, the shell connecting vertical ribs are integrally connected with the shell body and far away from one inner end, and the shell body corresponds to a pipeline; wherein the shell is formed by casting concrete;
the method comprises the following specific steps:
step one, determining the length of a shell according to the thickness of a wall to be poured; calculating the thickness of the shell by combining the size and the position of the line box, and determining the position of a reserved hole in the shell by combining the position of the line;
step two, when the shell is prefabricated, placing the wire box therein; the shell connecting horizontal ribs are connected to the template in a penetrating way, wherein the shell connecting horizontal ribs are distributed in a two-shaped mode and are connected to the front end of the shell, and the distance between the shell connecting horizontal ribs and the outer end of the shell is larger than the thickness of the reinforced concrete protection layer of the wall body;
step three, connecting a shell connecting vertical rib at the other end of the shell, wherein the shell connecting vertical rib is also connected in a two-shaped penetrating manner and extends out of the shell to be not less than half of the height of the shell; the horizontal projection of the shell connecting vertical ribs and the shell connecting horizontal ribs is in a groined shape; a rough surface or concave-convex alternate grooves are arranged on the inner side surface of the template;
step four, covering a cover plate or covering a film on the opening of the wire box after the shell is cured; binding the shell, the shell connecting horizontal ribs and the shell connecting vertical ribs on a steel bar frame of the wall body;
step five, arranging steel transverse connecting bars and steel longitudinal connecting bars corresponding to the shell of the steel bar frame of the wall body, wherein the steel transverse connecting bars and the steel longitudinal connecting bars are correspondingly and vertically connected to the steel vertical bars and the steel transverse bars, and are connected with corresponding shell connecting horizontal bars and shell connecting vertical bars;
step six, connecting the pipeline at the hole reserved in the shell in a penetrating way, then installing the wall template for pouring, pouring the shell, the line box and the pipeline into the wall together until the maintenance of the wall is completed, and thus completing the installation construction in the wall of the line box.
Further, the length of the horizontal end points of the shell connecting horizontal ribs is larger than the width of the two steel vertical ribs, and the length of the vertical two end points is larger than the distance between the two steel transverse ribs.
Further, the shell is connected with the horizontal ribs in the shell through the reinforcing mesh, and the reinforcing mesh is arranged in a shape like a Chinese character 'hui' and is positioned in the middle of the thickness direction of the shell.
Further, the steel transverse connecting ribs are connected between the top of the shell and the steel transverse ribs adjacent to the top, and are also connected between the bottom and the steel transverse ribs adjacent to the bottom; the steel longitudinal connecting ribs are respectively connected between the two side surfaces of the shell and the steel vertical ribs;
the lengths of the transverse steel bars and the longitudinal steel bars are at least twice the corresponding widths and heights of the shell, and the transverse steel bars and the longitudinal steel bars are positioned on the inner sides of the outer transverse steel bars and the inner sides of the outer vertical steel bars.
Further, the shell connecting vertical ribs are arranged corresponding to the distance between the two steel vertical ribs, or a steel connecting plate is arranged between the shell connecting vertical ribs and the steel vertical ribs; the vertical steel bars are arranged as deformed bars or the surface is arranged as a rough surface.
Further, the reserved hole in the shell is reserved and arranged by connecting the wire box through a plastic pipe with a diameter larger than that of the pipeline and filling the cork when the shell is cast and molded.
Furthermore, when the shell and the wall are poured, the wire box is provided with a cover body on the indoor side and a sealing ring is arranged on the part protruding out of the wall.
Further, the concrete strength label of the shell is the same as or higher than the concrete blocks of the wall body by one label, and the pitted surface or the uneven surface arranged on the outer surface of the concrete of the shell is fully distributed; or the short bar heads are embedded at the outer surface of the shell at intervals and fixedly connected with the subsequent concrete.
Furthermore, four control points distributed in a cross shape are arranged on one side of the online box facing the indoor, and installation and process control are carried out through the control points; a stress sensor and a strain sensor are stuck inside the wire box, so that the wire box is ensured not to deform and process monitoring is ensured when the wall body is poured; and removing the sensor when the pouring of the wall body is finished.
The beneficial effects of the invention are as follows:
1) The invention ensures the integrity of the wire box by controlling the arrangement of the deformation shell, and the shell can be integrally connected with the subsequent wall body by the concrete manufacture without dismantling;
2) The shell connecting horizontal ribs and the shell connecting vertical ribs are arranged, so that the installation of the shell is guaranteed, and the shell connecting horizontal ribs and the shell connecting vertical ribs are not in the same plane, so that the connection tightness can be doubly guaranteed;
3) The invention is beneficial to ensuring accurate installation and process displacement and deformation control through the arrangement of the measurement and control points and the sensors;
in addition, the invention can avoid the deformation of the wire box caused by the ash beating vibration or the infirm fixation of the wire box, can avoid the wire box from being recessed into the wall surface after the wall body is disassembled, can omit the process steps of sealing the wire box by adopting materials such as saw dust, adhesive tape and the like, and can omit the process steps of cleaning the box, drawing the box and the like. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary object and other advantages of the invention may be realized and attained by means of the instrumentalities and particularly pointed out in the specification.
Drawings
Fig. 1 is a schematic view of a construction and installation structure of a wire box in a wall reinforcing steel bar frame;
FIG. 2 is a schematic front view of a control deforming shell installation;
FIG. 3 is a schematic top view of a control deforming shell installation;
fig. 4 is a schematic diagram of a control deforming shell installation side view.
Reference numerals: 1-steel vertical bars, 2-steel horizontal bars, 3-steel horizontal bars, 4-steel longitudinal bars, 5-pipelines, 6-control deformation shells, 61-shells, 62-shells, 63-shells, vertical bars, 64-shell inner reserved holes and 7-wire boxes.
Detailed Description
Taking a certain cast-in-situ reinforced concrete structure wall as an example, a double-pipeline wire box is arranged in the wall, and the wire box 7 is installed by controlling a wire box deformation device in the structure wall. The control structure wall inner wire box deformation device comprises a control deformation shell 6 and a wire box 7, wherein the control deformation shell 6 is connected onto a reinforcing steel bar frame in advance, the wire box 7 is arranged corresponding to a pipeline 5, and the pipeline 5 penetrates from the bottom of the control deformation shell 6, and two sides of the pipeline penetrate out.
In this embodiment, the deformation controlling shell 6 includes a shell 61 with two open sides and hollow inside, a shell connecting horizontal rib 62 integrally connected with the shell 61 and close to one end in the room, a shell connecting vertical rib 63 integrally connected with the shell 61 and far from one end in the room, and a shell inner reserved hole 64 of the shell 61 corresponding to the pipeline 5; wherein the shell 61 is formed by casting concrete;
referring to fig. 1 to 4, a method for installing the wire box deformation device in the control structure wall is further described, and specific steps are as follows:
step one, determining the length of a shell 61 according to the thickness of a wall to be poured; the thickness of the shell 61 is calculated in combination with the size and position of the cassette 7 and the position of the preformed hole in the shell is determined in combination with the position of the line 5.
Step two, when the shell 61 is prefabricated, the wire box 7 is placed in the shell; the formwork is connected with the shell connecting horizontal ribs 62 in a penetrating way, wherein the shell connecting horizontal ribs 62 are distributed in a two-shaped mode and are connected to the front end of the shell 61, and the distance between the shell connecting horizontal ribs 62 and the outer end of the shell 61 is larger than the thickness of the reinforced concrete protection layer of the wall body.
In this embodiment, the concrete strength of the shell 61 is the same as or higher than the concrete blocks of the wall by one mark, and the pitted surface or the uneven surface on the outer surface of the concrete of the shell 61 is fully distributed; or the short bar heads are pre-buried on the outer surface of the shell 61 at intervals to be firmly connected with the subsequent concrete.
Step three, connecting a shell connecting vertical rib 63 at the other end of the shell 61, wherein the shell connecting vertical rib 63 is also connected in a two-shaped penetrating manner through the shell 61, and the extending length is not less than half of the height of the shell 61; the horizontal projection of the shell connecting vertical ribs 63 and the shell connecting horizontal ribs 62 is in a groined shape; the inner side surface of the template is provided with rough surfaces or concave-convex alternate grooves.
In this embodiment, the lengths of the transverse steel bars 3 and the longitudinal steel bars 4 are at least twice the corresponding widths and heights of the shell 61, and are located inside the outer transverse steel bars 2 and the inner vertical steel bars 1. The shell connecting vertical ribs 63 are arranged corresponding to the interval between the two steel vertical ribs 1, or steel connecting plates are arranged between the shell connecting vertical ribs 63 and the steel vertical ribs 1; the steel vertical bars 1 are arranged as deformed bars or the surfaces are arranged as rough surfaces.
In this embodiment, the length of the horizontal end points of the shell connecting horizontal ribs 62 is greater than the width of the two vertical steel ribs 1, and the length of the vertical end points is greater than the distance between the two horizontal steel ribs 2. The shell-connected horizontal ribs 62 are connected in the shell 61 through reinforcing mesh pieces, and the reinforcing mesh pieces are arranged in a shape like a Chinese character 'hui' and are positioned in the middle of the thickness direction of the shell 61. The transverse steel connecting ribs 3 are connected between the top of the shell 61 and the transverse steel ribs 2 adjacent to the top and also connected between the bottom and the transverse steel ribs 2 adjacent to the bottom; the steel longitudinal connecting ribs 4 are respectively connected between the two side surfaces of the shell 61 and the steel vertical ribs 1.
Step four, covering a cover plate or covering a film on the opening of the wire box 7 after the shell 61 is cured; the shell 61, the shell connecting horizontal ribs 62 and the shell connecting vertical ribs 63 are bound on the steel bar frame of the wall body.
In this embodiment, the in-shell clearance hole 64 is reserved by filling the cork with a plastic pipe connecting wire box 7 having a larger diameter than the pipe line 5 when the shell 61 is cast. When the shell 61 and the wall are cast, the wire box 7 is provided with a cover body on the indoor side and a sealing ring on the part protruding out of the wall.
Step five, the steel bar frame of the wall body is provided with a steel transverse connecting bar 3 and a steel longitudinal connecting bar 4 corresponding to the shell 61, and the steel transverse connecting bar 3 and the steel longitudinal connecting bar 4 are correspondingly and vertically connected to the steel vertical bar 1 and the steel transverse bar 2 and are connected with a corresponding shell connecting horizontal bar 62 and a corresponding shell connecting vertical bar 63.
Step six, connecting the pipeline 5 at the position of the reserved hole 64 in the shell in a penetrating way, then installing a wall template for pouring, pouring the shell 61, the line box 7 and the pipeline 5 into the wall together until the maintenance of the wall is completed, and thus completing the installation construction in the wall of the line box 7.
When in construction, four control points distributed in a cross shape are arranged on the indoor side of the online box 7, and installation and process control are carried out through the control points; a stress sensor and a strain sensor are stuck inside the wire box 7, and the wire box 7 is ensured not to deform and process monitoring when the wall body is poured; and removing the sensor when the pouring of the wall body is finished.
The foregoing is merely illustrative of preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any changes or substitutions that would occur to those skilled in the art within the scope of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. The installation method of the wire box deformation device in the control structure wall is characterized in that the wire box deformation device in the control structure wall comprises a control deformation shell (6) and wire boxes (7) in the control deformation shell (6), wherein the control deformation shell (6) is connected to a steel bar frame in advance, the wire boxes (7) are arranged corresponding to pipelines (5), and the pipelines (5) penetrate from the bottom of the control deformation shell (6) and penetrate from two sides;
the control deformation shell (6) comprises a shell (61) with openings at two sides and arranged in a hollow manner, a shell connecting horizontal rib (62) integrally connected with the shell (61) and close to one indoor end, a shell connecting vertical rib (63) integrally connected with the shell (61) and far away from one indoor end, and a shell inner reserved hole (64) arranged in the shell (61) corresponding to the pipeline (5); wherein the shell (61) is formed by casting concrete;
the method comprises the following specific steps:
step one, determining the length of a shell (61) according to the thickness of a wall to be poured; calculating the thickness of the shell (61) by combining the size and the position of the line box (7), and determining the position of a reserved hole in the shell by combining the position of the pipeline (5);
step two, when the shell (61) is prefabricated, placing the wire box (7) therein; the formwork is connected with the shell connecting horizontal ribs (62) in a penetrating way, wherein the shell connecting horizontal ribs (62) are distributed in a two-shaped mode and are connected to the front end of the shell (61), and the distance between the shell connecting horizontal ribs (62) and the outer end of the shell (61) is larger than the thickness of the reinforced concrete protection layer of the wall body;
step three, connecting a shell connecting vertical rib (63) at the other end of the shell (61), wherein the shell connecting vertical rib (63) is also connected in a two-shaped penetrating manner through the shell (61) and has a protruding length not smaller than half of the height of the shell (61); the horizontal projection of the shell connecting vertical ribs (63) and the shell connecting horizontal ribs (62) is in a groined shape; a rough surface is arranged on the inner side surface of the template;
step four, covering a cover plate or covering a film on the opening of the wire box (7) after the shell (61) is cured; binding the shell (61), the shell connecting horizontal ribs (62) and the shell connecting vertical ribs (63) on a steel bar frame of the wall body;
step five, a steel bar frame of the wall body is provided with a steel transverse connecting bar (3) and a steel longitudinal connecting bar (4) corresponding to a shell (61), and the steel transverse connecting bar (3) and the steel longitudinal connecting bar (4) are correspondingly and vertically connected to the steel vertical bar (1) and the steel transverse bar (2) and are connected with a corresponding shell connecting horizontal bar (62) and a corresponding shell connecting vertical bar (63);
the arrangement of the shell connecting horizontal ribs and the shell connecting vertical ribs is beneficial to ensuring the installation of the shell, and the shell connecting horizontal ribs and the shell connecting vertical ribs are not in the same plane;
step six, connecting the pipeline (5) at the position of the reserved hole (64) in the shell in a penetrating way, then installing a wall template for pouring, pouring the shell (61), the line box (7) and the pipeline (5) into the wall together until the maintenance of the wall is completed, and thus finishing the in-wall installation construction of the line box (7).
2. The method for installing the wire box deformation device in the wall of the control structure according to claim 1, wherein the length of the horizontal end points of the shell connecting horizontal ribs (62) is larger than the width of the two vertical steel ribs (1), and the length of the vertical end points is larger than the distance between the two horizontal steel ribs (2).
3. A method of installing a device for controlling the deformation of a box in a structural wall according to claim 2, wherein the horizontal bars (62) are connected in the housing (61) by means of reinforcing mesh sheets which are arranged in a zigzag pattern and are located in the middle of the thickness direction of the housing (61).
4. A method for installing a wire box deformation device in a wall of a control structure according to claim 1, wherein the steel transverse connection ribs (3) are connected between the top of the shell (61) and the steel transverse ribs (2) adjacent to the top and also connected between the bottom and the steel transverse ribs (2) adjacent to the bottom; the steel longitudinal connecting ribs (4) are respectively connected between the two side surfaces of the shell (61) and the steel vertical ribs (1);
the lengths of the steel transverse connecting ribs (3) and the steel longitudinal connecting ribs (4) are at least twice the corresponding widths and heights of the shell (61), and are both positioned on the inner sides of the outer steel transverse ribs (2) and the outer steel vertical ribs (1).
5. The method for installing the wire box deformation device in the wall of the control structure according to claim 4, wherein the shell connecting vertical ribs (63) are arranged corresponding to the interval between the two steel vertical ribs (1), or steel connecting plates are arranged between the shell connecting vertical ribs (63) and the steel vertical ribs (1); the surface of the steel vertical rib (1) is provided with a rough surface.
6. A method of installing a device for controlling the deformation of a box in a wall of a structure according to claim 1, wherein the hole (64) in the shell is reserved by connecting the box (7) with a plastic pipe having a larger diameter than the pipe (5) and filling the cork when the shell (61) is cast.
7. A method of installing a device for controlling the deformation of a box in a wall according to claim 1, wherein the box (7) is provided with a cover on the side facing the room and with a sealing ring for the part protruding the wall both when the casing (61) is poured and when the wall is poured.
8. The method for installing a wire box deformation device in a wall of a control structure according to claim 1, wherein the concrete strength of the shell (61) is marked with the same sign as or one sign higher than the concrete blocks of the wall, and the pitted surface arranged on the outer surface of the concrete of the shell (61) is fully distributed; or the short bar heads are pre-buried on the outer surface of the shell (61) at intervals and fixedly connected with the subsequent concrete.
9. The method for installing the wire box deformation device in the control structure wall according to claim 1, wherein four control points distributed in a cross shape are arranged on the indoor facing side of the wire box (7), and the installation and the process control are carried out through the control points; a stress sensor and a strain sensor are stuck inside the wire box (7), and the wire box (7) is ensured not to deform and process monitoring when the wall body is poured; and removing the sensor when the pouring of the wall body is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211078667.4A CN115492380B (en) | 2022-09-05 | 2022-09-05 | Installation method of wire box deformation device in control structure wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211078667.4A CN115492380B (en) | 2022-09-05 | 2022-09-05 | Installation method of wire box deformation device in control structure wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115492380A CN115492380A (en) | 2022-12-20 |
| CN115492380B true CN115492380B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211078667.4A Active CN115492380B (en) | 2022-09-05 | 2022-09-05 | Installation method of wire box deformation device in control structure wall |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH484541A (en) * | 1968-02-21 | 1970-01-15 | Maerkle Fritz | Installation box, in particular for receiving electrical installation elements |
| JPH03104020U (en) * | 1990-02-05 | 1991-10-29 | ||
| JP2006311800A (en) * | 2006-07-31 | 2006-11-09 | Mirai Ind Co Ltd | Wiring closet |
| CN212231028U (en) * | 2020-06-10 | 2020-12-25 | 河南天中消防制冷工程有限公司 | Line box embedded structure convenient to discernment |
| CN113279577A (en) * | 2021-06-17 | 2021-08-20 | 张家港保税区金运通市政建筑工程有限公司 | Embedded positioning rib wire box structure and construction method thereof |
| CN214412165U (en) * | 2021-02-09 | 2021-10-15 | 上海建工二建集团有限公司 | Fixed protection device of pre-buried line box |
-
2022
- 2022-09-05 CN CN202211078667.4A patent/CN115492380B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH484541A (en) * | 1968-02-21 | 1970-01-15 | Maerkle Fritz | Installation box, in particular for receiving electrical installation elements |
| JPH03104020U (en) * | 1990-02-05 | 1991-10-29 | ||
| JP2006311800A (en) * | 2006-07-31 | 2006-11-09 | Mirai Ind Co Ltd | Wiring closet |
| CN212231028U (en) * | 2020-06-10 | 2020-12-25 | 河南天中消防制冷工程有限公司 | Line box embedded structure convenient to discernment |
| CN214412165U (en) * | 2021-02-09 | 2021-10-15 | 上海建工二建集团有限公司 | Fixed protection device of pre-buried line box |
| CN113279577A (en) * | 2021-06-17 | 2021-08-20 | 张家港保税区金运通市政建筑工程有限公司 | Embedded positioning rib wire box structure and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN115492380A (en) | 2022-12-20 |
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