CN112204219A - Door pocket line system integrated with weak current electric wire and wallboard with system - Google Patents

Door pocket line system integrated with weak current electric wire and wallboard with system Download PDF

Info

Publication number
CN112204219A
CN112204219A CN201880000567.5A CN201880000567A CN112204219A CN 112204219 A CN112204219 A CN 112204219A CN 201880000567 A CN201880000567 A CN 201880000567A CN 112204219 A CN112204219 A CN 112204219A
Authority
CN
China
Prior art keywords
door pocket
pocket line
line
weak current
current electric
Prior art date
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.)
Pending
Application number
CN201880000567.5A
Other languages
Chinese (zh)
Inventor
杨泓斌
陈祥祥
李缙
颜旺龙
梁艺光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zengcheng Biguiyuan Property Development Co ltd
Original Assignee
Zengcheng Biguiyuan Property Development Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zengcheng Biguiyuan Property Development Co ltd filed Critical Zengcheng Biguiyuan Property Development Co ltd
Publication of CN112204219A publication Critical patent/CN112204219A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B1/00Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
    • E06B1/04Frames for doors, windows, or the like to be fixed in openings
    • E06B1/34Coverings, e.g. protecting against weather, for decorative purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
  • Wing Frames And Configurations (AREA)

Abstract

A door pocket line system (100) integrated with a weak current electric wire comprises a door pocket line (1) and a weak current electric wire (2), wherein the door pocket line (1) comprises a plurality of door pocket line main bodies (10) with the same number and a door pocket line cover (12), and the door pocket line main bodies (10) are enclosed into a frame shape; each section of door pocket line main body (10) is provided with at least one line slot, weak current wires (2) are embedded in the line slots, and a door pocket line cover (12) is detachably connected with the door pocket line main body (10) and covers the line slots. A wallboard with the door pocket line system is also provided. The circuit in the system does not damage the main structure, and is convenient to maintain and refit.

Description

Door pocket line system integrated with weak current electric wire and door pocket line system with weak current electric wireWall panel of system
The invention belongs to the technical field of buildings, and particularly relates to a door pocket line system integrated with a weak current electric wire and a wallboard with the system.
The most important thing to promote the modernization of the building industry is to promote the transformation of the development mode of construction, which is necessary to get rid of the traditional construction mode and seek a development path aiming at the modernization of the building industry.
At present, the domestic hydropower construction mostly adopts a pre-buried mode, equipment pipelines, such as weak current electric wires (including network cables, television lines, telephone lines and other cables used for transmitting information) are mostly pre-buried in main structure wallboards and floor slabs, however, the service life of the equipment and the pipelines is generally about 10-20 years, and the equipment and the pipelines need to be replaced for many times within the service life of a house, so that the main structure is damaged for many times, and the service life of the house is shortened. In addition, when the interior is modified, the main structure is damaged, the pipeline is laid again, and the durability of the house is reduced.
Therefore, the traditional hydropower pre-embedding method needs to destroy the main body structure during maintenance, and has high maintenance difficulty, high cost and low maintenance efficiency; meanwhile, a large amount of construction waste and noise pollution are generated during maintenance, and the influence on downstairs users is large. Because the major structure receives the harm, be unfavorable for the built-in modification in later stage, it is long to modify the cost and consuming time, in addition, because the pipeline adopts pre-buried mode, the pipeline forms integratively with the major structure, and the inconvenient separation of pipeline and main structure body is unfavorable for later stage house type to modify, is difficult to satisfy the demand that the resident person is diversified and nimble activation.
The door pocket line is a soft decorative line wrapping the wall body, namely a pressing strip, a clamping strip and the like of the door pocket. The main manufacturing materials comprise plastic steel, high polymers, wood plastic, density boards, logs, gypsum, magnesium aluminum alloy, marble and the like. The existing door pocket line only plays a role in decoration and has no wiring function.
Disclosure of Invention
The invention aims to solve the technical problems that a door pocket line system integrated with a weak current electric wire and a wallboard with the system are provided, and aims to solve the problems that a main body structure is damaged, the maintenance is troublesome and the noise is high when a circuit is maintained due to the fact that the weak current electric wire is arranged in the main body structure in an embedded mode in the prior art.
The embodiment of the invention provides a door pocket line system integrated with a weak current electric wire, which comprises a door pocket line and the weak current electric wire, wherein the door pocket line comprises a plurality of door pocket line main bodies and door pocket line covers, the number of the door pocket line main bodies is the same, and the door pocket line main bodies are enclosed into a frame shape; each section of door pocket line main part be provided with at least one wire casing, the wire casing embeds weak current electric wire, door pocket line lid with door pocket line main part can dismantle the connection to the housing the wire casing.
The door pocket line includes the same wire casing apron of a plurality of sections quantity, the last buckle structure that has of wire casing apron, the buckle structure of wire casing apron with the notch buckle of wire casing is connected, door pocket line lid housing the wire casing apron.
Furthermore, at least two wire grooves with different sizes are arranged on the door pocket line main body, the weak current wires comprise at least two types of weak current wires with different sizes, and the weak current wires with different sizes are embedded in the wire grooves with sizes matched with the weak current wires.
Furthermore, a buckle is arranged at a notch of the wire casing, and a clamping groove is formed in the wire casing cover plate; the buckle of the wire casing is connected with the buckle of the clamping groove on the wire casing cover plate.
Furthermore, the positions of two opposite sides of the door pocket line main body are provided with clamping grooves, two opposite sides of the door pocket line cover are provided with buckles, and the buckles of the door pocket line cover are connected with the clamping grooves on the door pocket line main body in a buckling manner; the door pocket line body is made of a certain amount of PVC matrix resin, wood powder with the same mass as the PVC matrix resin, a foaming agent accounting for 1.5-2% of the mass of the PVC matrix resin, calcium carbonate accounting for 40% of the mass of the PVC matrix resin, a stabilizer accounting for 4% of the mass of the PVC matrix resin and a lubricant accounting for 0.7-1% of the mass of the PVC matrix resin.
Furthermore, the side wall of the wire groove is a wall body which continuously extends, or a plurality of gaps which are distributed at intervals are arranged or formed along the direction of the wire groove.
Further, the weak current electric wire includes one or at least two of a network cable, a telephone line, a cable television line.
Furthermore, the door pocket line main body is provided with a connecting part or a mounting hole for fixing with a wall body.
Further, the door pocket line still includes the mounting bar that is used for installing on the wallboard, be provided with buckle structure on the mounting bar, door pocket line main part also is provided with buckle structure, the mounting bar is connected with door pocket line main part buckle.
The invention further provides a wallboard for solving the technical problems, which comprises a wall body and the door pocket line system, wherein the wall body is provided with a door opening, and the door pocket line system is arranged at the periphery of the door opening of the wall body.
Further, the door pocket line main body of the door pocket line system is fixedly installed on the side surface of the wall body in a screw, bonding or buckling mode.
Compared with the prior art, the invention has the beneficial effects that: according to the door pocket line system, the weak current electric wires are collected in the door pocket line in a centralized manner, so that the decoration effect of the door pocket line is realized, and the separation (SI separation) of the line from the main structure is also realized. The defect that floors and walls need to be dug in the traditional embedded line maintenance process is overcome, damage to the structural main body is reduced, and the safety reliability and durability of the house are greatly improved.
Adopt the disconnect-type design through circuit and major structure, for built-in and equipment renewal provide bigger space, circuit and equipment can be updated under the condition of not destroying major structure, practice thrift later stage maintenance and repacking cost greatly. Greatly reduce the construction waste and noise pollution generated in the later maintenance and transformation, and reduce the damage to the natural environment. The influence on downstairs users during maintenance is reduced, and the satisfaction degree of residents can be greatly improved. In addition, the resident can reform transform the house type according to each people's demand, and the maximize satisfies the house operation requirement.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a schematic cross-sectional view of a door jamb line provided by an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of a door pocket wire system integrated with low current electrical wires according to an embodiment of the present invention;
FIG. 3 is an exploded view of the door pocket line system of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a door pocket wire with a wire chase cover plate provided by an embodiment of the present invention;
FIG. 5 is an exploded view of the door pocket line system of FIG. 4;
fig. 6 is a schematic perspective view of a trunking with continuous walls according to an embodiment of the present invention; FIG. 7 is a schematic perspective view of a slot with a gap on its wall according to an embodiment of the present invention;
FIG. 8 is a schematic view of a wall panel provided by an embodiment of the present invention;
FIG. 9 is a schematic view of a door pocket line system secured to a wall panel by a snap fit with a mounting bar according to an embodiment of the present invention;
FIG. 10 is a schematic view of a door pocket wire system secured to a wall panel by screws in accordance with an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, a door pocket wire system 100 integrated with a weak current wire is provided, which includes a door pocket wire 1 and a weak current wire 2. The door pocket line 1 comprises a plurality of door pocket line main bodies 10 and door pocket line covers 12, wherein the number of the door pocket line main bodies 10 is the same, and the door pocket line main bodies 10 are enclosed into a frame shape.
Specifically, at least two wire grooves with different sizes are arranged on the door pocket line main body 10, the weak current wires 2 comprise at least two types of weak current wires 2 with different sizes, and the weak current wires 2 with different sizes are embedded in the wire grooves with sizes matched with the sizes.
In this embodiment, the wire slots include at least one first wire slot 101 and at least one second wire slot 102, and the first wire slot 101 and the second wire slot 102 have different sizes. The weak current wires 2 comprise a first type of weak current wires 21 and a second type of weak current wires 22, the first type of weak current wires 21 are embedded in the first wire casing 101, the second type of weak current wires 22 are embedded in the second wire casing 102, and the first wire casing 101 and the second wire casing 102 are electrically isolated from each other.
Specifically, referring to fig. 4 to 5, the door pocket line 1 includes several line trough cover plates 11 with the same number. One side of the wire casing cover plate 11 is provided with a buckling structure which is buckled with the notch of the first wire casing 101 and the notch of the second wire casing 102, and the door casing wire cover 12 is detachably connected with the door casing wire main body 10 and covers the wire casing cover plate 11. For convenience of manufacturing, the first wire groove 101 and the second wire groove 102 of the present embodiment are integrally formed with the door pocket wire main body 10.
In the present embodiment, the weak current electric wire 2 is a cable for transmitting information, such as a network cable, a telephone line, and a cable television line.
Specifically, in order to realize the snap connection between the trunking and the trunking cover plate 11, the notches of the first trunking 101 and the second trunking 102 are respectively provided with a position-locking portion 1011 and a position-locking portion 1021, and the trunking cover plate 11 is provided with snaps 111 and 112; the clamping parts 1011 and 1021 are respectively connected with the buckles 111 and 112 of the slot cover plate 11 in a buckling manner. In order to prevent the electric wire from loosening from the wire outlet groove, the widths of the notches of the first wire groove 101 and the second wire groove 102 are smaller than the width in the groove and smaller than the diameters of the electric wires embedded in the notches, the groove walls of the first wire groove 101 and the second wire groove 102 have elasticity, and the electric wire can be embedded in the first wire groove 101 and the second wire groove 102 in a pressing mode. When the line in the door pocket line 1 needs to be maintained or replaced, the line can be maintained or replaced by uncovering the door pocket line cover 12 and the line slot cover plate 11.
Preferably, the material for manufacturing the door pocket line body 10 includes a certain amount of PVC (polyvinyl chloride) base resin, wood powder having the same mass as the PVC base resin, a foaming agent 1.5 to 2% of the mass of the PVC base resin, calcium carbonate 40% of the mass of the PVC base resin, a stabilizer 4% of the mass of the PVC base resin, and a lubricant 0.7 to 1% of the mass of the PVC base resin.
In the present embodiment, referring to fig. 6, the slot side wall of the slot of the door pocket main body 10 of the present embodiment is a continuously extending wall body, so as to provide electrical isolation for the adjacent cables. In addition, referring to fig. 7, the side wall of the slot may also be provided with a plurality of gaps distributed at intervals along the length direction of the slot, so that the slot can save materials while fixing the cable.
In order to realize the detachable connection of the door pocket line main body 10 and the door pocket line cover 12, the positions of two opposite sides of the door pocket line main body 10 are provided with clamping grooves 103, two opposite sides of the door pocket line cover 12 are provided with buckles 121, and the buckles 121 of the door pocket line cover 12 are in buckle connection with the clamping grooves 103 of the door pocket line main body 10. Through door pocket line lid 12 housing on door pocket line main part 10, can seal up parts such as the electric wire of in the wire casing, wire casing apron 11, make these parts isolated with external environment, avoided external environment to the inside influence of door pocket line, simultaneously, the surface of door pocket line lid 12 is the decorative cover, can play the decorative effect of door pocket line 1 itself.
Preferably, the door pocket line main body 10, the line groove cover plate 11 and the door pocket line cover 12 are made of plastic. It is formed by injection moulding, although in practice it is possible to use other materials, such as cut out wood, etc. The embodiment provides a preferable material for the manufacturing materials of the door pocket line main body 10, the wire slot cover plate 11 and the door pocket line cover 12, the formula of the material comprises a certain amount of PVC matrix resin, a certain amount of wood powder, a foaming agent accounting for 1.5% -2% of the mass of the PVC matrix resin, calcium carbonate accounting for 40% of the mass of the PVC matrix resin, a stabilizing agent accounting for 4% of the mass of the PVC matrix resin and a lubricating agent accounting for 0.7% -1% of the mass of the PVC matrix resin, the door pocket line main body 10 manufactured by the material has certain structural strength, the durability of the product is effectively guaranteed, the weight is light, and the door pocket line cover is convenient to produce and install.
Referring to fig. 8, the present embodiment further provides a wall panel, which includes a wall body having a doorway and a door jamb system installed at a periphery of the doorway of the wall body.
In order to mount the door pocket line 1 on the wall 200, the door pocket line body of the door pocket line system is mounted and fixed on the side of the wall by means of screws, bonding or fastening.
Specifically, referring to fig. 9, a mounting bar 4 is mounted on the wall 200, a slot 41 is formed in the mounting bar 4 along the length direction thereof, a protruding strip 103 having a T-shaped cross section is disposed on the bottom surface of the door pocket line body 10, and the protruding strip 103 of the door pocket line body 10 can be inserted into the slot 41 of the mounting bar 4, so that the door pocket line body 10 and the wall 200 can be conveniently mounted.
In addition, referring to fig. 10, the door pocket line body 10 is further provided with an installation groove 104, and an installation hole fixed with the wall 200 is formed in the installation groove 104. The door pocket line 1 can be mounted on the wall body 200 by screwing the screws 5 into the mounting holes.
The door pocket line system of this embodiment, concentrate on the light current electric wire and accomodate in the door pocket line, still realized circuit and major structure separation (SI separation) when realizing door pocket line decorative effect. The defect that floors and walls need to be dug in the traditional embedded line maintenance process is overcome, damage to the structural main body is reduced, and the safety reliability and durability of the house are greatly improved.
Adopt the disconnect-type design through circuit and major structure, for built-in and equipment renewal provide bigger space, circuit and equipment can be updated under the condition of not destroying major structure, practice thrift later stage maintenance and repacking cost greatly. Greatly reduce the construction waste and noise pollution generated in the later maintenance and transformation, and reduce the damage to the natural environment. The influence on downstairs users during maintenance is reduced, and the satisfaction degree of residents can be greatly improved. In addition, the resident can reform transform the house type according to each people's demand, and the maximize satisfies the house operation requirement.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

  1. The door pocket line system integrated with the weak current electric wire is characterized by comprising a door pocket line and the weak current electric wire, wherein the door pocket line comprises a plurality of door pocket line main bodies and door pocket line covers, the number of the door pocket line main bodies is the same, and the door pocket line main bodies are enclosed into a frame shape; each section of door pocket line main part be provided with at least one wire casing, the wire casing embeds weak current electric wire, door pocket line lid with door pocket line main part can dismantle the connection to the housing the wire casing.
  2. The door pocket line system of claim 1, wherein the door pocket line comprises a plurality of equal number of sections of a trunking cover plate having snap features thereon that snap into engagement with notches of the trunking, the door pocket line cover covering the trunking cover plate.
  3. The door pocket line system of claim 1, wherein at least two different sized line grooves are provided on the door pocket line body, the weak current electric wires include at least two types of weak current electric wires having different sizes, and the weak current electric wires having different sizes are embedded in the line grooves having sizes matching therewith.
  4. The door pocket line system of claim 2, wherein a notch of the line slot is provided with a buckle, and a slot cover plate is provided with a slot; the buckle of the wire casing is connected with the buckle of the clamping groove on the wire casing cover plate.
  5. The door pocket line system according to claim 1, wherein the door pocket line body is provided with two opposite side positions with a slot, the door pocket line cover is provided with two opposite sides with buckles, and the buckle of the door pocket line cover is in buckle connection with the slot on the door pocket line body; the door pocket line body is made of a certain amount of PVC matrix resin, wood powder with the same mass as the PVC matrix resin, a foaming agent accounting for 1.5-2% of the mass of the PVC matrix resin, calcium carbonate accounting for 40% of the mass of the PVC matrix resin, a stabilizer accounting for 4% of the mass of the PVC matrix resin and a lubricant accounting for 0.7-1% of the mass of the PVC matrix resin.
  6. The door pocket line system of claim 1, wherein the side wall of the line groove is a continuously extending wall body, or a plurality of gaps are opened or formed along the direction of the line groove at intervals.
  7. The door pocket line system of claim 1, wherein said low current electrical line comprises one or at least two of a net line, a telephone line, a cable line sight line.
  8. The door pocket line system of claim 1, wherein the door pocket line body is provided with a connecting portion or a mounting hole for fixing with a wall.
  9. The door pocket line system of claim 1, further comprising a mounting bar for mounting on a wall panel, wherein the mounting bar is provided with a snap feature, the door pocket line body is also provided with a snap feature, and the mounting bar is snap-coupled to the door pocket line body.
  10. A wall panel comprising a wall having a doorway, further comprising the door jamb system of any one of claims 1 to 9, the door jamb system being mounted to the perimeter of the doorway of the wall; and the door pocket line main body of the door pocket line system is fixedly arranged on the side surface of the wall body in a screw, bonding or buckling mode.
CN201880000567.5A 2018-05-16 2018-05-16 Door pocket line system integrated with weak current electric wire and wallboard with system Pending CN112204219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/086991 WO2019218222A1 (en) 2018-05-16 2018-05-16 Door casing system integrated with low-voltage cable, and wall having same

Publications (1)

Publication Number Publication Date
CN112204219A true CN112204219A (en) 2021-01-08

Family

ID=68539274

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880000567.5A Pending CN112204219A (en) 2018-05-16 2018-05-16 Door pocket line system integrated with weak current electric wire and wallboard with system

Country Status (2)

Country Link
CN (1) CN112204219A (en)
WO (1) WO2019218222A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1398759A (en) * 1971-11-18 1975-06-25 Nordiske Kabel Traad Ducting for electrical conductors and equipemnt
CN2576888Y (en) * 2002-10-08 2003-10-01 牛长义 Section-bar door pocket
CN202810496U (en) * 2012-08-02 2013-03-20 上海英科实业有限公司 Door frame lines with trunking
CN206360298U (en) * 2016-12-09 2017-07-28 东莞市万科建筑技术研究有限公司 Architecture indoor cable system
CN206571334U (en) * 2017-01-20 2017-10-20 青岛有住信息技术有限公司 Door pocket
CN206888251U (en) * 2017-03-31 2018-01-16 浙江晶通塑胶有限公司 Wood plastic wall board
CN207363205U (en) * 2017-11-01 2018-05-15 姜丽 A kind of multifunction combined decoration

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011246958A (en) * 2010-05-26 2011-12-08 Panasonic Electric Works Co Ltd Window frame and attachment structure using the same

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1398759A (en) * 1971-11-18 1975-06-25 Nordiske Kabel Traad Ducting for electrical conductors and equipemnt
CN2576888Y (en) * 2002-10-08 2003-10-01 牛长义 Section-bar door pocket
CN202810496U (en) * 2012-08-02 2013-03-20 上海英科实业有限公司 Door frame lines with trunking
CN206360298U (en) * 2016-12-09 2017-07-28 东莞市万科建筑技术研究有限公司 Architecture indoor cable system
CN206571334U (en) * 2017-01-20 2017-10-20 青岛有住信息技术有限公司 Door pocket
CN206888251U (en) * 2017-03-31 2018-01-16 浙江晶通塑胶有限公司 Wood plastic wall board
CN207363205U (en) * 2017-11-01 2018-05-15 姜丽 A kind of multifunction combined decoration

Also Published As

Publication number Publication date
WO2019218222A1 (en) 2019-11-21

Similar Documents

Publication Publication Date Title
US6875937B1 (en) Recessed electrical outlet assembly
CN112204219A (en) Door pocket line system integrated with weak current electric wire and wallboard with system
CN110892123A (en) Construction method for installing skirting line system on wallboard
CN112166236A (en) Construction method for installing door pocket line system on wallboard
CN112218992A (en) Skirting line system integrated with weak current and strong current wires and wallboard with system
CN112166227A (en) Wallboard and wallboard system capable of installing pipeline
WO2019218204A1 (en) Door casing system integrated with high-voltage cable, and wall having same
CN112166226A (en) Wallboard system integrated with strong current and weak current wires
WO2019218193A1 (en) Cable routing member embeddable in recess of wall
WO2019218203A1 (en) Door casing for cable fitting
WO2019218259A1 (en) Door casing system integrated with low-voltage and high-voltage cables, and wall having same
CN110730850A (en) Wallboard system
WO2019218194A1 (en) Wall system integrating high-voltage cable
CN112218990A (en) Wallboard system integrated with strong current electric wire
CN112166225A (en) Wallboard system integrated with water pipe and weak current electric wire
CN110892122A (en) Construction method for installing ceiling decorative line system on main body structure
CN112313384A (en) Suspended ceiling
CN112204207A (en) Decorative wall system provided with weak current wires
CN112204205A (en) Wallboard system integrated with water pipe and strong electric wire
WO2019218173A1 (en) Method for construction of wall system
CN110730852A (en) Decorative wall system provided with strong current and weak current wires
WO2019218195A1 (en) Wall system integrating low-voltage cable
CN110731038A (en) Construction method of house with water pipe, strong electric wire and main body structure separated
CN112204209A (en) Construction method for installing ceiling decorative line system on main body structure
CN112437825A (en) Construction method of wallboard system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20210108

RJ01 Rejection of invention patent application after publication