CN115492380A - Installation method of device for controlling deformation of wire box in structural wall - Google Patents
Installation method of device for controlling deformation of wire box in structural wall Download PDFInfo
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- CN115492380A CN115492380A CN202211078667.4A CN202211078667A CN115492380A CN 115492380 A CN115492380 A CN 115492380A CN 202211078667 A CN202211078667 A CN 202211078667A CN 115492380 A CN115492380 A CN 115492380A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 title claims abstract description 24
- 239000004567 concrete Substances 0.000 claims abstract description 20
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 78
- 239000010959 steel Substances 0.000 claims description 78
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000011150 reinforced concrete Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000007799 cork Substances 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- -1 sawdust Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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- 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 deformation device of a wire box in a control structure wall, wherein the deformation device of the wire box in the control structure wall comprises a deformation control shell which is connected to a reinforcing steel bar frame in advance and a wire box in the deformation control shell, the wire box is arranged corresponding to a pipeline, and the pipeline penetrates into the bottom of the deformation control shell and penetrates out of two sides of the deformation control shell. During construction, the integrity of the wire box is ensured by controlling the arrangement of the deformation shell, and the shell is made of concrete and can be integrally connected with a subsequent wall body without being dismantled; 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, so that the connection tightness can be ensured doubly; through the arrangement of the measurement and control points and the sensors, the accurate installation and the process displacement and deformation control are guaranteed.
Description
Technical Field
The invention belongs to the technical field of installation of wall line boxes, and particularly relates to an installation method of a device for controlling deformation of a line box in a structural wall.
Background
When the cast-in-place concrete wall is constructed, the wall is made of reinforced concrete, and a wire box is usually arranged in the wall. When the concrete is poured to the wall body, because when general with the direct ligature of line box on the reinforcing bar frame, can cause the aversion and the movement of line box, if line box body is thin fragile when pouring concrete moreover, can cause the deformation of box body and even break. Therefore, the installation mode of the line box body can be ensured to be complete without interfering with subsequent wall construction on the line box is ensured to be fixed on a reinforcing steel bar frame in advance by a targeted design.
Disclosure of Invention
The invention provides an installation method of a device for controlling deformation of a line box in a structural wall, which is used for solving the technical problems of design of a protection device of the line box in the structural wall, pre-embedding of a connecting piece, installation and fixation of the line box and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for installing a device for controlling deformation of a wire box in a structural wall comprises the steps that the device for controlling deformation of the wire box in the structural wall comprises a deformation control shell connected to a reinforcing steel bar frame in advance and a wire box inside the deformation control shell, the wire box is arranged corresponding to a pipeline, the pipeline penetrates from the bottom of the deformation control shell, and the pipeline penetrates out of two sides of the deformation control shell;
the control deformation shell comprises a shell body with openings at two sides and hollow inside, a shell connecting horizontal rib which is integrally connected with the shell body and is close to one end in the room, a shell connecting vertical rib which is integrally connected with the shell body and is far away from one end in the room, and a shell inner reserved hole which is arranged on the shell body corresponding to a pipeline; wherein the shell is formed by pouring 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 wire box, and determining the position of a reserved hole in the shell by combining the position of a pipeline;
step two, when the shell is prefabricated, the wire box is placed in the shell; the shell connecting horizontal ribs are connected to the template in a penetrating mode, the shell connecting horizontal ribs are distributed in a two-line shape and 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 protective layer of the wall;
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-character shape and penetrates through the shell, and the extending length of the shell connecting vertical rib is 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 # -shape; a rough surface or a concave-convex phase groove is arranged on the inner side surface of the template;
step four, after the shell is maintained, covering a cover plate or covering a thin film on the opening of the wire box; binding the shell, the shell connecting horizontal ribs and the shell connecting vertical ribs on a reinforcing steel bar frame of the wall;
fifthly, arranging transverse steel connecting bars and longitudinal steel connecting bars on the wall body, corresponding to the shell, of the steel bar frame, and vertically connecting the transverse steel connecting bars and the longitudinal steel connecting bars to the vertical steel connecting bars and the transverse steel connecting bars correspondingly and connecting the corresponding shell connecting horizontal bars and the shell connecting vertical bars;
and step six, connecting a pipeline at the position of the reserved hole in the shell in a penetrating manner, then installing a wall body template for pouring, pouring the shell, the wire box and the pipeline into the wall body together until the wall body is maintained, and thus completing the installation construction in the wall of the wire box.
Furthermore, the length of the horizontal end point of the shell connecting horizontal rib is larger than the width of the two vertical steel ribs, and the length of the two vertical end points is larger than the distance between the two horizontal steel ribs.
Furthermore, the shell and the horizontal ribs are connected in the shell through reinforcing steel bar net pieces, and the reinforcing steel bar net pieces are arranged in a shape of Chinese character 'hui' and are positioned in the middle of the thickness direction of the shell.
Furthermore, the transverse steel connecting ribs are connected between the top of the shell and the adjacent transverse steel ribs at the top, and are also connected between the bottom of the shell and the adjacent transverse steel ribs at the bottom; the longitudinal steel connecting ribs are respectively connected between the two side surfaces of the shell and the vertical steel ribs;
the length of the transverse steel connecting bars and the longitudinal steel connecting bars is at least twice of the corresponding width and height of the shell, and the transverse steel connecting bars and the longitudinal steel connecting bars are all located on the inner side of the transverse steel bars and the vertical steel bars on the outer side.
Furthermore, 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 twisted steel bars or the surfaces of the vertical steel bars are rough surfaces.
Furthermore, a hole is reserved in the shell, and a plastic pipe with the diameter larger than that of the pipeline is connected with the junction box and filled with a cork when the shell is poured and molded.
Furthermore, when the shell of the line box is poured and the wall body is poured, one side of the line box facing the indoor is provided with a cover body, and a sealing ring is arranged on the part protruding out of the wall body.
Furthermore, the concrete strength mark number of the shell is the same as or higher than the concrete block of the wall by one mark number, and the rough surface or the concave-convex surface arranged on the concrete outer surface of the shell is full; or the short reinforcing steel bar heads are embedded on the outer surface of the shell at intervals and are firmly connected with the subsequent concrete.
Furthermore, four control points which are distributed in a cross shape are arranged on one indoor side of the online box, and installation and process control are carried out through the control points; a stress sensor and a strain sensor are attached to the inner part of the wire box, so that the wire box is prevented from deforming and the process is monitored when a wall body is poured; and when the wall body pouring is finished, removing the sensor.
The invention has the beneficial effects that:
1) The deformation shell is controlled to be arranged, so that the integrity of the wire box is guaranteed, and the shell is made of concrete and can be integrally connected with a subsequent wall body without being dismantled;
2) The shell connecting horizontal ribs and the shell connecting vertical ribs are arranged, so that the installation of the shell is ensured, 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 ensured doubly;
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 ash beating and vibration or infirm fixation of the wire box, can avoid the wire box from recessing into the wall surface after the wall is demolded, can save the procedures of plugging the wire box by materials such as sawdust, adhesive tape and the like, and can save the procedures of cleaning the box, picking 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 objects and other advantages of the invention may be realized and attained by the instrumentalities particularly pointed out in the specification.
Drawings
Fig. 1 is a schematic diagram of construction and installation structure of a wire box in a wall reinforcing frame;
FIG. 2 is a schematic front view of the control deformer shell installation;
FIG. 3 is a schematic top view of the control deformation shell installation;
FIG. 4 is a side view schematic of the control crush can installation.
Reference numerals: 1-vertical steel bar, 2-horizontal steel bar, 3-horizontal steel bar, 4-vertical steel bar, 5-pipeline, 6-controlled deformation shell, 61-shell, 62-shell horizontal steel bar, 63-shell vertical steel bar, 64-shell inner hole and 7-wire box.
Detailed Description
Taking a certain cast-in-place reinforced concrete structure wall as an example, a wire box with double pipelines is arranged in the wall, and the wire box 7 is installed by a device for controlling the deformation of the wire box in the structure wall. The line box warp the device in control structure wall contains the control of connecting in advance on the steel reinforcement frame and warp shell 6 and the inside line box 7 of shell 6 is warp in control, and line box 7 corresponds the setting of pipeline 5, and pipeline 5 penetrates from 6 bottoms of shell are warp in control, and both sides are worn out.
In this embodiment, the controlled deformation shell 6 includes a shell 61 with openings at two sides and hollow inside, a shell connecting horizontal rib 62 integrally connected with the shell 61 and close to the indoor end, a shell connecting vertical rib 63 integrally connected with the shell 61 and far from the indoor end, and a shell inner hole 64 arranged in the shell 61 corresponding to the pipeline 5; wherein, the shell 61 is formed by casting concrete;
referring to fig. 1 to 4, the method for installing the device for controlling deformation of the line box in the structural wall is further described, and the 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 housing 61 is calculated in conjunction with the size and position of the wire cassette 7, and the location of the prepared hole in the housing is determined in conjunction with the position of the pipeline 5.
Step two, when the shell 61 is prefabricated, the wire box 7 is placed in the shell; the shell connecting horizontal ribs 62 are connected to the formwork in a penetrating mode, the shell connecting horizontal ribs 62 are distributed in a shape of a Chinese character 'bi', 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 wall reinforced concrete protective layer.
In this embodiment, the concrete strength mark of the shell 61 is the same as or higher than the concrete block of the wall by one mark, and the pitted surface or the concave-convex surface arranged on the concrete outer surface of the shell 61 is full; or the short reinforcing steel bar heads are embedded on the outer surface of the shell 61 at intervals and are firmly connected with the subsequent concrete.
Connecting a shell connecting vertical rib 63 at the other end of the shell 61, wherein the shell connecting vertical rib 63 also penetrates through the shell 61 in a two-line shape and is connected with the shell 61, and the extending length of the shell connecting vertical rib 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 shape of a Chinese character jing; the inner side surface of the template is provided with a rough surface or a concave-convex phase groove.
In this embodiment, the length of the horizontal steel connecting bars 3 and the longitudinal steel connecting bars 4 is at least twice the corresponding width and height of the shell 61, and the horizontal steel bars 2 and the vertical steel bars 1 are both positioned on the inner side. The shell connecting vertical ribs 63 are arranged corresponding to the distance between the two steel vertical ribs 1, or a steel connecting plate is arranged between the shell connecting vertical ribs 63 and the steel vertical ribs 1; the vertical steel bar 1 is a twisted steel bar or the surface is a rough surface.
In this embodiment, the length of the horizontal end point of the shell connecting horizontal rib 62 is greater than the width of the two vertical steel ribs 1, and the length of the two vertical end points is greater than the distance between the two horizontal steel ribs 2. The shell connecting horizontal ribs 62 are connected in the shell 61 through reinforcing steel mesh sheets, and the reinforcing steel mesh sheets are arranged in a shape like a Chinese character 'hui' and are positioned in the middle of the shell 61 in the thickness direction. The transverse steel connecting ribs 3 are connected between the top of the shell 61 and the adjacent transverse steel ribs 2 at the top, and are also connected between the bottom and the adjacent transverse steel ribs 2 at the bottom; the longitudinal steel connecting ribs 4 are respectively connected between two side surfaces of the shell 61 and the vertical steel ribs 1.
Step four, after the shell 61 is cured, covering a cover plate or covering a thin film on the opening of the wire box 7; the shell 61, the shell connecting horizontal ribs 62 and the shell connecting vertical ribs 63 are bound on a reinforcing frame of the wall body.
In this embodiment, the hole 64 is reserved for connecting the junction box 7 with a plastic tube having a diameter larger than that of the pipeline 5 and filling a cork when the housing 61 is cast. When the casing 61 is poured and the wall body is poured, the wire box 7 is provided with a cover body on one side facing the indoor space and a sealing ring on the part protruding out of the wall body.
And step five, arranging transverse steel connecting ribs 3 and longitudinal steel connecting ribs 4 on the reinforcing steel frame of the wall body corresponding to the shell 61, and vertically connecting the transverse steel connecting ribs 3 and the longitudinal steel connecting ribs 4 to the vertical steel ribs 1 and the transverse steel ribs 2 correspondingly and connecting the corresponding shell connecting horizontal ribs 62 and the corresponding shell connecting vertical ribs 63.
And step six, connecting the pipeline 5 at the position of the hole 64 in the shell in a penetrating manner, then installing a wall body template for pouring, pouring the shell 61, the wire box 7 and the pipeline 5 into the wall body together until the wall body is maintained, and thus completing the installation construction in the wall of the wire box 7.
During construction, four control points which are distributed in a cross shape are arranged on one 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 attached to the interior of the wire box 7, so that the wire box 7 is prevented from deforming and the process is monitored when the wall is poured; and when the wall body pouring is finished, removing the sensor.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that may be made by those skilled in the art within the technical scope of the present invention will be covered by the scope of the present invention.
Claims (9)
1. The installation method of the device for controlling deformation of the line box in the structural wall is characterized in that the device for controlling deformation of the line box in the structural wall comprises a deformation control shell (6) connected to a reinforcing steel bar frame in advance and a line box (7) inside the deformation control shell (6), wherein the line box (7) is arranged corresponding to a pipeline (5), the pipeline (5) penetrates from the bottom of the deformation control shell (6), and the two sides of the pipeline penetrate out;
the control deformation shell (6) comprises a shell (61) with openings at two sides and hollow inside, a shell connecting horizontal rib (62) which is integrally connected with the shell (61) and is close to one end in the room, a shell connecting vertical rib (63) which is integrally connected with the shell (61) and is far away from one end in the room, and a shell inner reserved hole (64) which is formed in the shell (61) and corresponds to the pipeline (5); wherein the shell (61) is formed by pouring 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) according to the size and the position of the wire box (7), and determining the position of a reserved hole in the shell according to the position of the pipeline (5);
step two, when the shell (61) is prefabricated, the wire box (7) is placed in the shell; a shell connecting horizontal rib (62) penetrates through the template, wherein the shell connecting horizontal rib (62) is distributed in a two-character shape and is connected to the front end of the shell (61), and the distance between the shell connecting horizontal rib (62) and the outer end of the shell (61) is greater than the thickness of the reinforced concrete protective layer of the wall body;
connecting a shell connecting vertical rib (63) at the other end of the shell (61), wherein the shell connecting vertical rib (63) penetrates through the shell (61) in a two-character shape to be connected, and the extending length of the shell connecting vertical rib 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 shape of a Chinese character jing; a rough surface or a concave-convex phase groove is arranged on the inner side surface of the template;
step four, after the shell (61) is cured, covering a cover plate or covering a thin film on the opening of the wire box (7); binding the shell (61), the shell connecting horizontal ribs (62) and the shell connecting vertical ribs (63) on a reinforcing steel bar frame of a wall body;
fifthly, arranging transverse steel connecting bars (3) and longitudinal steel connecting bars (4) on the wall body reinforcing steel bar frame corresponding to the shell (61), wherein the transverse steel connecting bars (3) and the longitudinal steel connecting bars (4) are correspondingly and vertically connected to the vertical steel bars (1) and the transverse steel bars (2) and are connected with corresponding shell connecting horizontal bars (62) and shell connecting vertical bars (63);
and step six, connecting a pipeline (5) at the position of the hole (64) reserved in the shell in a penetrating manner, then installing a wall body template for pouring, pouring the shell (61), the wire box (7) and the pipeline (5) into the wall body together until the wall body is maintained, and thus completing the in-wall installation construction of the wire box (7).
2. The method for installing the device for controlling the deformation of the line box in the structural wall as claimed in claim 1, wherein the length of the horizontal end point of the shell connecting horizontal rib (62) is greater than the width of the two vertical steel ribs (1), and the length of the vertical end point is greater than the distance between the two horizontal steel ribs (2).
3. The method for installing the device for controlling deformation of the wire box in the structural wall as claimed in claim 2, wherein the shell-connecting horizontal ribs (62) are connected in the shell (61) through a reinforcing mesh piece, and the reinforcing mesh piece is arranged in a shape of Chinese character 'hui' and is positioned in the middle of the shell (61) in the thickness direction.
4. A method of mounting a device for controlling deformation of a box in a wall of a structure according to claim 1, wherein said transverse steel connecting bars (3) are connected between the top and top adjacent transverse steel bars (2) of the housing (61) and between the bottom and bottom adjacent transverse steel bars (2); the longitudinal steel connecting ribs (4) are respectively connected between the two side surfaces of the shell (61) and the vertical steel ribs (1);
the length of the transverse steel connecting rib (3) and the longitudinal steel connecting rib (4) is at least twice the corresponding width and height of the shell (61), and the transverse steel rib (2) and the vertical steel rib (1) are both positioned on the inner side of the outer side.
5. The method for installing the device for controlling deformation of the line box in the structural wall as claimed in claim 4, wherein the shell connecting vertical rib (63) is arranged corresponding to the distance between two vertical steel ribs (1), or a steel connecting plate is arranged between the shell connecting vertical rib (63) and the vertical steel rib (1); the vertical steel bar (1) is a twisted steel bar or the surface of the vertical steel bar is a rough surface.
6. The method for installing a device for controlling deformation of a junction box in a structural wall according to claim 1, wherein the hole (64) reserved in the shell is formed by connecting a plastic tube with a junction box (7) and filling a cork when the shell (61) is cast, wherein the plastic tube has a larger diameter than the pipeline (5).
7. The method for installing the device for controlling deformation of the wire box in the structural wall as claimed in claim 1, wherein the wire box (7) is provided with a cover body on the side facing the indoor and a sealing ring on the part protruding out of the wall when the shell (61) and the wall are poured.
8. The method for installing the device for controlling the deformation of the wire box in the structural wall as claimed in claim 1, wherein the concrete strength mark of the shell (61) is the same as or higher than the mark of the concrete block of the wall by one mark, and the rough surface or the concave-convex surface arranged on the concrete outer surface of the shell (61) is full; or short reinforcing steel bar heads are embedded on the outer surface of the shell (61) at intervals and are firmly connected with the subsequent concrete.
9. The installation method of the device for controlling deformation of the junction box in the structural wall as claimed in claim 1, wherein four control points are arranged on the indoor-facing side of the junction box (7) in a cross shape, and installation and process control are performed through the control points; a stress sensor and a strain sensor are attached to the interior of the wire box (7), so that the wire box (7) is ensured not to deform and the process is monitored when the wall is poured; and when the wall body pouring is finished, removing the sensor.
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 true CN115492380A (en) | 2022-12-20 |
| CN115492380B CN115492380B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
|---|---|
| CN115492380B (en) | 2024-01-23 |
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