CN215631596U - Combined template for parapet wall - Google Patents
Combined template for parapet wall Download PDFInfo
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- CN215631596U CN215631596U CN202122138035.XU CN202122138035U CN215631596U CN 215631596 U CN215631596 U CN 215631596U CN 202122138035 U CN202122138035 U CN 202122138035U CN 215631596 U CN215631596 U CN 215631596U
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- 238000009415 formwork Methods 0.000 claims abstract description 66
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 5
- 238000010079 rubber tapping Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a parapet combined template, which comprises: the inner template and the outer template are respectively arranged on the inner side and the outer side of the parapet wall, and are of closed structures which are formed by splicing a plurality of template units and are matched with the inner side and the outer side of the parapet wall; a plurality of pairs of upright rods, which are arranged at intervals along the circumferential direction, wherein any one pair of upright rods is fixedly arranged on the inner side of the inner formwork and the outer side of the outer formwork respectively, and any upright rod is vertically arranged; the pair of vertical rods are correspondingly provided with a group of screw rods, any one group of screw rods comprises a plurality of screw rods arranged at intervals in the height direction of the parapet wall, any screw rod is horizontally arranged, and two ends of the screw rods respectively vertically penetrate through the template unit and are in threaded connection with the corresponding pair of vertical rods. The utility model does not need to set up a scaffold formwork, and has the advantages of safe, simple and convenient construction and high efficiency.
Description
Technical Field
The utility model relates to the technical field of constructional engineering. More particularly, the present invention relates to a parapet wall modular form.
Background
The parapet wall is a short wall around the roof of a building, can play a role of a guardrail, and also can play a role of roof waterproofing. Reinforced concrete parapet needs outside formwork when pouring, because the parapet generally is located the edge of roof boarding, the lower part in its outside does not have the support, consequently, in order to set up outside template, often can adopt the mode that sets up the scaffold frame of encorbelmenting, carries out the formwork to the outside of parapet, but this kind of construction mode has serious potential safety hazard, and the construction degree of difficulty is big, and the efficiency of construction is low.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
Still another object of the present invention is to provide a parapet wall combined formwork which does not require the erection of scaffold support forms, and has the advantages of safe, simple and efficient construction.
To achieve these objects and other advantages in accordance with the purpose of the utility model, there is provided a parapet wall modular formwork comprising:
the inner template and the outer template are respectively arranged on the inner side and the outer side of the parapet wall, and are of closed structures which are formed by splicing a plurality of template units and are matched with the inner side and the outer side of the parapet wall;
a plurality of pairs of upright rods, which are arranged at intervals along the circumferential direction, wherein any one pair of upright rods is fixedly arranged on the inner side of the inner formwork and the outer side of the outer formwork respectively, and any upright rod is vertically arranged;
the pair of vertical rods are correspondingly provided with a group of screw rods, any one group of screw rods comprises a plurality of screw rods arranged at intervals in the height direction of the parapet wall, any screw rod is horizontally arranged, and two ends of the screw rods respectively vertically penetrate through the template unit and are in threaded connection with the corresponding pair of vertical rods.
Preferably, the method further comprises the following steps:
the pair of vertical rods are correspondingly provided with a cross rod, any cross rod is positioned above the inner template and the outer template and is arranged in parallel with the corresponding screw rod, and any cross rod is detachably connected with the corresponding pair of vertical rods.
Preferably, any cross bar is provided with graduations along its length.
Preferably, any one of the screws is sleeved with a PVC pipe, and any one of the PVC pipes is positioned between the inner template and the outer template.
Preferably, a plurality of through holes are formed in any vertical rod at intervals along the vertical direction, and a plurality of through holes in one pair of vertical rods are arranged in pairs; the outer side of one through hole is correspondingly provided with a nut, two ends of any screw rod respectively vertically penetrate through the template unit and the through hole in sequence and are in threaded connection with the nut, and any nut positioned on the outer side of the outer template is welded with the corresponding upright rod.
Preferably, any nut located on the outer side of the outer template is covered with an iron sheet, and one end of any screw located on the outer side is abutted to the corresponding iron sheet.
Preferably, the method further comprises the following steps:
the pair of vertical rods are correspondingly provided with a pair of telescopic rods, any pair of telescopic rods are arranged on two sides of the corresponding pair of vertical rods, one end of any telescopic rod is connected with the top of the corresponding vertical rod, and the other end of the telescopic rod extends downwards in an inclined mode towards the direction far away from the parapet wall and is connected with the cross rod.
Preferably, a vertical rod is arranged at the joint between any two adjacent template units.
Preferably, the other end of any screw rod positioned at the inner side is fixedly provided with a handle.
The utility model at least comprises the following beneficial effects:
the built-in parapet wall formwork has the advantages that the built-in formwork, the built-in parapet wall formwork and the built-in formwork are assembled through the multiple upright posts and the multiple screw rods, the built-in parapet wall formwork can be directly hoisted to a preset position of a roof panel, pouring of a parapet wall is carried out, a scaffold for supporting a formwork does not need to be built, and the built-in parapet wall formwork has the advantages of being safe and simple in construction and high in efficiency;
secondly, a cross rod is correspondingly arranged on any one pair of vertical rods, scales are arranged on the cross rod along the length direction of the cross rod, the cross rod plays a role in auxiliary fixing and auxiliary positioning, the assembly of the parapet combined formwork is facilitated, the structure is more stable, and the construction quality is favorably guaranteed.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the parapet combined formwork according to one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a joint between two adjacent template units according to one embodiment of the present invention;
FIG. 3 is a schematic structural view of the cross bar according to one embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 5 is a schematic structural view of the connector according to one embodiment of the present invention;
FIG. 6 is a schematic structural view of the parapet wall according to one embodiment of the present invention;
description of reference numerals: an inner template 1; an outer template 2; a parapet wall 3; a template unit 4; a vertical rod 5; a screw 6; a cross bar 7; scales 8; a PVC pipe 9; a nut 10; an iron piece 11; a telescopic rod 12; a handle 13; a tapping screw 14; a roof panel 15; a connecting member 16; a bolt 17; a spacer 18; a pull cord 19; 20 parts of battens; a U-shaped clamp 21.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It should be noted that in the description of the present invention, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 6, the present invention provides a parapet combined formwork, including:
the inner formwork 1 and the outer formwork 2 are respectively arranged on the inner side and the outer side of the parapet wall 3, the inner formwork 1 and the outer formwork 2 are both of closed structures which are formed by splicing a plurality of formwork units 4 and are matched with the inner side and the outer side of the parapet wall 3, and the structure of the parapet wall 3 is not limited to the shape shown in fig. 6 and is subject to construction requirements;
a plurality of pairs of upright posts 5 are arranged at intervals along the circumferential direction, any one pair of upright posts 5 are respectively and fixedly arranged on the inner side of the inner template 1 and the outer side of the outer template 2, any one upright post 5 is vertically arranged, and the template unit 4 is fixed on the upright post 5 through a self-tapping screw 14;
a plurality of groups of screw rods 6 are correspondingly arranged on the pair of upright rods 5, any one group of screw rods 6 comprises a plurality of screw rods 6 arranged at intervals along the height direction of the parapet wall 3, any one screw rod 6 is horizontally arranged, and two ends of the screw rod 6 respectively vertically penetrate through the template unit 4 and are in threaded connection with the pair of upright rods 5 corresponding to the screw rod 6;
in the technical scheme, the inner formwork 1 and the outer formwork 2 are assembled through a plurality of upright posts 5 and a plurality of groups of screw rods 6, the assembled parapet combined formwork is hoisted to a preset position on a roof panel 15 by utilizing hoisting tools such as a tower crane and the like, a reinforcement cage of the parapet 3 is positioned between the inner formwork 1 and the outer formwork 2, concrete is poured between the inner formwork 1 and the outer formwork 2 to the design height of the parapet 3, and the parapet combined formwork is disassembled after the strength of the parapet 3 meets the requirement;
the utility model is provided with the inner formwork 1, the outer formwork 2, the multiple pairs of upright rods 5 and the multiple groups of screws 6, the inner formwork 1 and the outer formwork 2 are assembled through the multiple upright rods 5 and the multiple groups of screws 6, the assembled parapet combined formwork can be directly hoisted to a preset position of a roof panel 15, pouring of a parapet 3 is carried out, a scaffold formwork is not required to be erected, and the utility model has the beneficial effects of safe, simple and convenient construction and high efficiency.
In another technical solution, the method further comprises:
a cross bar 7 is correspondingly arranged on one pair of upright posts 5, any cross bar 7 is positioned above the inner formwork 1 and the outer formwork 2 and is arranged in parallel with the corresponding screw 6, and any cross bar 7 is detachably connected with the corresponding pair of upright posts 5; the cross rod 7 and the upright rods 5 are of cuboid structures, the cross rod 7 is connected with the upright rods 5 through a connecting piece 16, the connecting piece 16 is formed by welding two square tubes matched with the upright rods 5 and the cross rod 7 respectively according to requirements, one square tube is sleeved on the upright rods 5, the other square tube is sleeved on the cross rod 7, screw holes and matched bolts 17 are arranged on the two square tubes, the two square tubes are abutted to the upright rods 5/the cross rod 7 through screwing the bolts 17, the aim of fastening the upright rods 5 and the cross rod 7 is further achieved, one upright rod 5 can be moved after the bolts 17 are unscrewed, when the distance between one pair of upright rods 5 reaches the design requirement, the bolts 17 are screwed again to fasten one upright rod 5 and the cross rod 7, and then the distance between the pair of upright rods 5 can be adjusted, so that the requirements of different wall thicknesses of the parapet 3 are met;
when the parapet combined type formwork is assembled, for any one pair of vertical rods 5, the pair of vertical rods 5 are connected and fixed through the cross rods 7, then the formwork units 4 of the outer formwork 2 and the formwork units 4 of the inner formwork 1 are respectively fixed on the pair of vertical rods 5 through the self-tapping screws 14, and then a group of screws 6 vertically penetrate through the formwork units 4 as required and are in threaded connection with the pair of vertical rods 5; finally, assembling according to the shape of the parapet wall 3, and further completing the assembly of the parapet wall combined type template; a horizontal pole 7 is correspondingly arranged on the pair of upright poles 5, the horizontal pole 7 plays a role in auxiliary fixing, the assembly of the parapet combined type formwork is facilitated, the structure is more stable, and the construction quality is favorably guaranteed.
In another technical scheme, scales 8 are arranged on any cross rod 7 along the length direction of the cross rod; the cross rod 7 plays a role in auxiliary positioning, the distance between the pair of vertical rods 5 is determined according to the scales 8, and the parapet combined type formwork is more convenient to assemble and beneficial to improving the structural stability.
In another technical scheme, a PVC pipe 9 is movably sleeved on any screw 6, any PVC pipe 9 is positioned between the inner template 1 and the outer template 2, and the length of the PVC pipe 9 is equal to the distance between the inner template 1 and the outer template 2; the screw rods 6 can be taken out conveniently, and therefore the disassembly of the parapet combined type formwork is facilitated.
In another technical scheme, a plurality of through holes are formed in any upright rod 5 at intervals along the vertical direction, and a plurality of through holes in a pair of upright rods 5 are arranged in pairs; the outer side of one through hole is correspondingly provided with a nut 10, two ends of any screw 6 respectively vertically penetrate through the template unit 4 and the through hole in sequence and are in threaded connection with the nut 10, any nut 10 positioned on the outer side of the outer template 2 is welded with the upright rod 5 corresponding to the nut 10, any nut 10 positioned on the inner side of the inner template 1 is not connected with the upright rod 5 corresponding to the nut 10, and the template unit 4 of the outer template 2 and the template unit 4 of the inner template 1 are respectively provided with a plurality of through holes corresponding to the through holes in a one-to-one mode; for any screw 6, one end of the screw 6 penetrates through a through hole on one of the upright posts 5 positioned on the inner side of the inner formwork 1, sequentially penetrates through a corresponding through hole on the formwork unit 4 of the inner formwork 1, a corresponding through hole on the formwork unit 4 of the outer formwork 2 and a corresponding through hole on the other upright post 5 positioned on the outer side of the outer formwork 2, the screw 6 is rotated to enable one end of the screw 6 to be positioned on the outer side of the inner formwork 1 and fastened with a corresponding nut 10 positioned on the outer side of the outer formwork 2, the other end of the screw 6 is positioned on the inner side of the inner formwork 1, a gasket 18 is arranged between the corresponding nut 10 positioned on the other end of the screw 6 and the upright post 5, the nut 10 positioned on the other end of the screw 6 is rotated to enable the screw to be tightly abutted against the upright post 5 through the gasket 18, and the installation of the screw 6 is completed, and the structure is stable.
In another technical scheme, an iron sheet 11 is covered on the outer side of any nut 10 positioned on the outer side of the outer template 2, and one end of any screw 6 positioned on the outer side is abutted against the corresponding iron sheet 11; the iron sheet 11 plays a limiting role, a marking line can be made at the other end of the screw 6 according to the thickness of the nut 10, the width of the upright rod 5, the thickness of the template and the design thickness of the parapet 3, and the distance from one end of the screw located at the outer side to the marking line is equal to the thickness of the nut, the width of the upright rod and the width of the template, and the thickness of the parapet is equal to the thickness of the nut, the width of the template, the width of the parapet and the design thickness of the parapet; when the screw 6 is assembled, the other end of the screw 6 is rotated to enable one end of the screw located at the outer side to be tightly propped against the iron sheet 11, then the nut 10 located at the other end of the screw 6 is rotated to be tightly propped against the upright rod 5 through the gasket 18, and meanwhile, one surface, close to the outer template 2, of the gasket 18 is flush with the mark line; the distance between the pair of vertical rods 5 is guaranteed, the formwork explosion is prevented when concrete is poured, the parapet combined formwork is convenient to assemble, the structure is more stable, and the construction quality is guaranteed.
In another technical solution, the method further comprises:
a pair of telescopic rods 12 are correspondingly arranged on the pair of upright rods 5, any one pair of telescopic rods 12 is arranged on two sides of the corresponding pair of upright rods 5, one end of any one telescopic rod 12 is connected with the top of the corresponding upright rod 5, and the other end extends downwards in an inclined manner towards the direction far away from the parapet wall 3 and is connected with the cross rod 7; a pair of pole setting 5 and horizontal pole 7 are connected and fixed back through connecting piece 16, and the both ends of a pair of telescopic link 12 are all connected with pole setting 5, horizontal pole 7 through stay cord 19, adjust the length of a pair of telescopic link 12, make the equal taut stay cord 19 in both ends of a pair of telescopic link 12, play the effect of drawing to one side, are favorable to keeping the perpendicular of a pair of pole setting 5 and horizontal pole 7, prevent that pole setting 5 and horizontal pole 7's connection from producing the phenomenon of out of plumb, and the structure is more firm, is favorable to ensureing construction quality.
In another technical scheme, a vertical rod 5 is arranged at the joint between any two adjacent template units 4, when the template units 4 are assembled, battens 20 are fixedly arranged at the edges of the outer sides of the template units 4, the battens 20 on the two adjacent template units 4 are connected through U-shaped clamps 21, the two adjacent template units 4 are connected, the vertical rod 5 is arranged at the joint between the two template units 4, a plurality of half holes are formed in the edges of the two adjacent template units 4, a plurality of through holes for the screw rods 6 to pass through are formed after the two template units 4 are assembled, the vertical rods 5 at the joint between the two template units 4 on the inner template 1 and the outer template 2 are a pair of vertical rods 5, and the pair of vertical rods 5 are connected with a fixed cross rod 7 and are used for installing a group of screw rods 6.
In another technical scheme, a handle 13 is fixedly arranged at the other end of any screw 6 positioned on the inner side, so that the screw 6 can be conveniently rotated, and the screw 6 can be more conveniently installed and taken out.
Adopt the combined template of parapet to carry out the process of parapet 3 construction as follows:
step 1), assembling of the parapet combined type template:
firstly, for the assembly of any one pair of vertical rods 5, a pair of vertical rods 5 and a cross rod 7 are connected and fixed through a connecting piece 16, then a template unit 4 of an outer template 2 and a template unit 4 of an inner template 1 are respectively fixed on the pair of vertical rods 5 through a plurality of self-tapping screws 14, a marking line is marked on the other end of a screw rod 6, one end of the screw rod 6 passes through a through hole on one vertical rod 5 positioned on the inner side of the inner template 1 and a corresponding through hole on the template unit 4 of the inner template 1, is sleeved with a PVC pipe 9, then sequentially passes through the corresponding through hole on the template unit 4 of the outer template 2 and enters a corresponding through hole on the other vertical rod 5 positioned on the outer side of the outer template 2, then one vertical rod 5 positioned on the inner side of the inner template 1 and a bolt 17 on the connecting piece 16 of the cross rod 7 are unscrewed, the vertical rods 5 are moved, after the pair of vertical rods 5 reaches the design requirement, then the bolt 17 is tightened, fastening one of the upright posts 5 and the cross rod 7, then rotating the screw 6 to fasten one end of the screw with the corresponding nut 10 positioned on the outer side of the outer template 2 and tightly support the iron sheet, rotating the nut 10 positioned on the other end of the screw 6 to tightly support the upright posts 5 through the gasket 18, and leveling one surface of the gasket 18 close to the outer template 2 with the marking line to finish the installation of the screw 6; the assembly of a plurality of pairs of upright rods 5 is completed according to the above mode;
secondly, a plurality of template units 4 are assembled according to the shape of the parapet wall 3, battens 20 are fixedly arranged on the edge of the outer side of each template unit 4, the battens 20 on the two adjacent template units 4 are connected through the U-shaped hoop 21, the two adjacent template units 4 are connected, a vertical rod 5 is arranged at the joint between two template units 4, a plurality of half holes are arranged on the edges of two adjacent template units 4, a plurality of through holes for a screw rod 6 to pass through are formed after the two template units 4 are assembled, the vertical rods 5 at the joint between the two template units 4 on the inner template 1 and the outer template 2 are a pair of vertical rods 5, the pair of vertical rods 5 are connected with a fixed cross rod 7, a group of screw rods 6 is installed, and the assembly of the plurality of template units 4 is completed according to the mode;
finally, for any one pair of vertical rods 5 and transverse rods 7, a pair of telescopic rods 12 are installed, the two ends of each pair of telescopic rods 12 are connected with the vertical rods 5 and the transverse rods 7 through pull ropes 19, the length of each pair of telescopic rods 12 is adjusted, the pull ropes 19 are tensioned at the two ends of each pair of telescopic rods 12, the effect of diagonal pulling is achieved, the installation of the plurality of pairs of telescopic rods 12 is completed according to the above mode, and the assembly of the parapet combined formwork is completed;
step 2), pouring of the parapet combined type template: hoisting the assembled parapet combined template to a preset position on a roof panel 15 by using hoisting tools such as a tower crane and the like, wherein a reinforcement cage of the parapet 3 is positioned between an inner template 1 and an outer template 2, and concrete is poured between the inner template 1 and the outer template 2 to the design height of the parapet 3;
step 3), dismantling the parapet combined type template: after the strength of the parapet wall 3 meets the requirement, a worker rotates the other end of the screw 6 on the inner side of the parapet wall 3 to take out all the screw 6; then the connecting piece 16 of the upright 5 and the cross bar 7 is unscrewed, and the pull rope 19 is loosened by adjusting the length of the telescopic rod 12; and finally, dismantling the parapet combined type template by using hoisting tools such as a tower crane and the like, transferring the assembly, and being used for the next construction.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (9)
1. Parapet modular template, its characterized in that includes:
the inner template and the outer template are respectively arranged on the inner side and the outer side of the parapet wall, and are of closed structures which are formed by splicing a plurality of template units and are matched with the inner side and the outer side of the parapet wall;
a plurality of pairs of upright rods, which are arranged at intervals along the circumferential direction, wherein any one pair of upright rods is fixedly arranged on the inner side of the inner formwork and the outer side of the outer formwork respectively, and any upright rod is vertically arranged;
the pair of vertical rods are correspondingly provided with a group of screw rods, any one group of screw rods comprises a plurality of screw rods arranged at intervals in the height direction of the parapet wall, any screw rod is horizontally arranged, and two ends of the screw rods respectively vertically penetrate through the template unit and are in threaded connection with the corresponding pair of vertical rods.
2. The parapet composite form of claim 1, further comprising:
the pair of vertical rods are correspondingly provided with a cross rod, any cross rod is positioned above the inner template and the outer template and is arranged in parallel with the corresponding screw rod, and any cross rod is detachably connected with the corresponding pair of vertical rods.
3. A parapet wall sectional form as claimed in claim 2, wherein any one of the cross bars is provided with graduations along its length.
4. A parapet wall composite form as claimed in claim 1, wherein any one of the screws is fitted with a PVC pipe, and any one of the PVC pipes is located between the inner form and the outer form.
5. A parapet wall sectional form as claimed in claim 1, wherein a plurality of through holes are provided in any one of the uprights at intervals in the vertical direction, the plurality of through holes provided in a pair of the uprights being provided in pairs; the outer side of one through hole is correspondingly provided with a nut, two ends of any screw rod respectively vertically penetrate through the template unit and the through hole in sequence and are in threaded connection with the nut, and any nut positioned on the outer side of the outer template is welded with the corresponding upright rod.
6. A parapet wall modular formwork as claimed in claim 5, wherein any nut located on the outside of the outer formwork is covered with an iron sheet, and the end of any screw located on the outside abuts against its corresponding iron sheet.
7. A parapet wall modular formwork as claimed in claim 2, further comprising:
the pair of vertical rods are correspondingly provided with a pair of telescopic rods, any pair of telescopic rods are arranged on two sides of the corresponding pair of vertical rods, one end of any telescopic rod is connected with the top of the corresponding vertical rod, and the other end of the telescopic rod extends downwards in an inclined mode towards the direction far away from the parapet wall and is connected with the cross rod.
8. A parapet wall sectional form as claimed in claim 1, wherein an upright is provided at the junction between any two adjacent form units.
9. A parapet wall sectional form as claimed in claim 5, wherein a handle is secured to the other end of any one of the threaded rods on the inside.
Priority Applications (1)
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CN202122138035.XU CN215631596U (en) | 2021-09-06 | 2021-09-06 | Combined template for parapet wall |
Applications Claiming Priority (1)
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CN202122138035.XU CN215631596U (en) | 2021-09-06 | 2021-09-06 | Combined template for parapet wall |
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CN215631596U true CN215631596U (en) | 2022-01-25 |
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CN202122138035.XU Active CN215631596U (en) | 2021-09-06 | 2021-09-06 | Combined template for parapet wall |
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2021
- 2021-09-06 CN CN202122138035.XU patent/CN215631596U/en active Active
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