CN216810959U - Stair positioning metal mold - Google Patents
Stair positioning metal mold Download PDFInfo
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- CN216810959U CN216810959U CN202220249097.XU CN202220249097U CN216810959U CN 216810959 U CN216810959 U CN 216810959U CN 202220249097 U CN202220249097 U CN 202220249097U CN 216810959 U CN216810959 U CN 216810959U
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- 239000002184 metal Substances 0.000 title claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 abstract description 8
- 230000003670 easy-to-clean Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Abstract
The utility model provides a stair positioning metal mold, wherein a left rod and a right rod are obliquely arranged along the front-back direction and are arranged at intervals along the left-right direction, the front ends of the left rod and the right rod are low, the rear ends of the left rod and the right rod are high, a supporting component comprises a left connecting rod, a right connecting rod and a connecting plate, the connecting plate is vertically arranged and is arranged along the left-right direction, left vertical rods and right vertical rods of the left connecting rod and the right connecting rod are arranged at intervals along the left-right direction, are positioned in front of the connecting plate and are connected with the connecting plate, left inclined rods and right inclined rods of the left connecting rod and the right connecting rod are obliquely arranged along the front-back direction, are arranged at intervals along the left-right direction and are respectively perpendicular to the left rod and the right rod, the lower end of the left inclined rod is connected with the upper end of the left vertical rod, the upper end of the left inclined rod is detachably connected with the left rod, and right rod, and a plurality of supporting components are arranged at intervals along the length direction of the left rod or the right rod. The stair positioning metal mold is high in mounting and dismounting efficiency, easy to clean, not prone to deformation, capable of guaranteeing the appearance quality of a stair and greatly increasing the turnover times.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to the technical field of stair construction of constructional engineering, and specifically relates to a stair positioning metal mold.
Background
The building engineering is an engineering entity for planning, surveying, designing, constructing and completing various technical works and auxiliary structure facilities for newly building, reconstructing or extending building structures and auxiliary structure facilities, and installation engineering of lines, pipelines and equipment matched with the engineering entity.
Many building engineering can all involve the stair construction, adopt square timber and bamboo plywood to prop up the mould during stair construction usually, ann tears inefficiency open, and surperficial residue is difficult for clearing up, and the template warp easily after repetitious usage, influences stair appearance quality, and the turnover number of times is few.
Therefore, need provide a stair positioning die, its ann tears efficiently open, easily clears up, and non-deformable guarantees stair appearance quality, turnover number of times greatly increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model aims to provide the stair positioning metal mold which is high in mounting and dismounting efficiency, easy to clean, not easy to deform, capable of ensuring the appearance quality of a stair, greatly increased in turnover frequency and suitable for large-scale popularization and application.
The utility model also aims to provide a stair positioning metal mold which is ingenious in design, simple in structure, simple and convenient to manufacture, low in cost and suitable for large-scale popularization and application.
In order to achieve the above purpose, the present invention provides a stair positioning metal mold, which is characterized by comprising a left rod, a right rod and a plurality of support components, wherein:
the left rod and the right rod are obliquely arranged along the front-back direction and are arranged at intervals along the left-right direction, the front end of the left rod is lower than the rear end of the left rod, and the front end of the right rod is lower than the rear end of the right rod;
the supporting assembly comprises a left connecting rod, a right connecting rod and a connecting plate, the connecting plate is vertically arranged and arranged along the left-right direction, the left connecting rod comprises a left vertical rod and a left inclined rod, the right connecting rod comprises a right vertical rod and a right inclined rod, the left vertical rod and the right vertical rod are arranged at intervals along the left-right direction, are positioned in front of the connecting plate and are connected with the connecting plate, the left inclined rod and the right inclined rod are obliquely arranged along the front-back direction, are arranged at intervals along the left-right direction and are perpendicular to the left rod and the right rod respectively, the lower end of the left inclined rod is connected with the upper end of the left vertical rod, the upper end of the left inclined rod is detachably connected with the left rod, the lower end of the right inclined rod is connected with the upper end of the right vertical rod, and the upper end of the right inclined rod is detachably connected with the right rod;
the supporting components are arranged at intervals along the length direction of the left rod or the length direction of the right rod.
Preferably, the stair positioning metal mold is a stair positioning steel mold.
Preferably, the left rod and the right rod are both round tubes.
Preferably, the left connecting rod and the right connecting rod are square tubes.
Preferably, the width and the height of the connecting plate are respectively the width and the height of the step of the stair to be poured.
Preferably, the supporting component further comprises a left clamp and a right clamp, the left clamp is arranged at the upper end of the left inclined rod and clamped with the left rod, and the right clamp is arranged at the upper end of the right inclined rod and clamped with the right rod.
Preferably, left side clamp includes first left splint, first right splint and first fastener, first left splint with the equal vertical setting of first right splint is all followed the length direction setting of left side tip rail just follows the mutual interval setting of left side tip rail, the lower extreme of first left splint with the lower extreme of first right splint all connects the upper end of left side tip rail, the left pole is inserted and is established the middle part of first left splint with between the middle part of first right splint and support respectively to lean on the middle part of first left splint with the middle part of first right splint, first fastener is connected the upper end of first left splint with the upper end of first right splint.
Further, the first fastener is a first bolt which is arranged along the left-right direction in a penetrating way and is in threaded engagement with the upper end of the first left clamping plate and the upper end of the first right clamping plate.
Preferably, the right side clamp includes second left splint, second right splint and second fastener, the second left splint with the equal vertical setting of second right splint is all followed the length direction setting of right side slope pole just follows the mutual interval setting of left side direction, the lower extreme of second left splint with the lower extreme of second right splint all connects the upper end of right side slope pole, the right side pole is inserted and is established the middle part of second left splint with between the middle part of second right splint and support respectively to lean on the middle part of second left splint with the middle part of second right splint, the second fastener is connected the upper end of second left splint with the upper end of second right splint.
Further, the second fastener is a second bolt which is arranged along the left-right direction in a penetrating mode and is in threaded engagement with the upper end of the second left clamping plate and the upper end of the second right clamping plate.
The utility model has the following beneficial effects:
1. the left and right rods of the stair positioning metal mold are obliquely arranged along the front and back direction and are arranged at intervals along the left and right direction, the front ends of the left and right rods are low, the rear ends of the left and right rods are high, the supporting component comprises a left connecting rod, a right connecting rod and a connecting plate, the connecting plate is vertically arranged and is arranged along the left and right direction, the left and right vertical rods of the left and right connecting rods are arranged at intervals along the left and right direction, are positioned in front of the connecting plate and are connected with the connecting plate, the left and right inclined rods of the left and right connecting rods are obliquely arranged along the front and back direction, are arranged at intervals along the left and right direction and are respectively vertical to the left and right rods, the lower end of the left inclined rod is connected with the upper end of the left vertical rod in a detachable mode, the lower end of the right inclined rod is connected with the upper end of the right vertical rod in a detachable mode, and a plurality of supporting components are arranged at intervals along the length direction of the left rod or the right rod, therefore, the stair positioning metal mold is high in mounting and dismounting efficiency, easy to clean and difficult to deform, the appearance quality of the stairs is ensured, the turnover frequency is greatly increased, and the stair is suitable for large-scale popularization and application.
2. The left and right rods of the stair positioning metal mold are obliquely arranged along the front and back direction and are arranged at intervals along the left and right direction, the front ends of the left and right rods are low, the rear ends of the left and right rods are high, the supporting component comprises a left connecting rod, a right connecting rod and a connecting plate, the connecting plate is vertically arranged and is arranged along the left and right direction, the left and right vertical rods of the left and right connecting rods are arranged at intervals along the left and right direction and are positioned in front of and connected with the connecting plate, the left and right inclined rods of the left and right connecting rods are obliquely arranged along the front and back direction and are arranged at intervals along the left and right direction and are respectively vertical to the left and right rods, the lower end of the left inclined rod is connected with the upper end of the left vertical rod in a detachable mode, the lower end of the right inclined rod is connected with the upper end of the right vertical rod in a detachable mode, and a plurality of supporting components are arranged at intervals along the left rod or right rod direction, therefore, the stair positioning metal mold is ingenious in design, simple in structure and convenient to manufacture, low cost and is suitable for large-scale popularization and application.
These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description and accompanying drawings, wherein like reference numerals refer to like parts throughout the several views, and wherein like reference numerals refer to like parts throughout.
Drawings
Fig. 1 is a first schematic perspective view of a stair positioning metal mold according to an embodiment of the present invention.
Fig. 2 is a partially enlarged schematic view of the structure shown in fig. 1.
Fig. 3 is a second perspective view of the embodiment shown in fig. 1.
Fig. 4 is a partially enlarged schematic view of the structure shown in fig. 3.
FIG. 5 is a perspective view of the support assembly of the particular embodiment shown in FIG. 1, wherein the first and second fasteners are not shown.
FIG. 6 is a perspective view of the left connecting rod and left clamp of the support assembly shown in FIG. 5, with the first fastener not shown.
FIG. 7 is a perspective view of the right connecting rod and right clip of the support assembly shown in FIG. 5, with the second fastener not shown.
Fig. 8 is a perspective view of the cast stair.
(symbol description)
1, a left rod; 2, a right rod; 3 supporting the assembly; 4, a left connecting rod; 5 a right connecting rod; 6, connecting a plate; 7, a left vertical rod; 8 left leaning rod; 9, a right vertical rod; 10 right tilt lever; 11, a left hoop; 12, a right clamp; 13 a first left splint; 14 a first right splint; 15 a first fastener; 16 a second left splint; 17 a second right splint; 18 a second fastener; 19 stairs.
Detailed Description
In order to clearly understand the technical contents of the present invention, the following examples are given in detail.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 7, in an embodiment of the present invention, the stair positioning metal mold comprises a left rod 1, a right rod 2 and a plurality of supporting components 3, wherein:
the left rod 1 and the right rod 2 are obliquely arranged along the front-back direction and are arranged at intervals along the left-right direction, the front end of the left rod 1 is lower than the rear end of the left rod 1, and the front end of the right rod 2 is lower than the rear end of the right rod 2;
the supporting component 3 comprises a left connecting rod 4, a right connecting rod 5 and a connecting plate 6, the connecting plate 6 is vertically arranged and arranged along the left and right directions, the left connecting rod 4 comprises a left vertical rod 7 and a left inclined rod 8, the right connecting rod 5 comprises a right vertical rod 9 and a right inclined rod 10, the left vertical rod 7 and the right vertical rod 9 are arranged at intervals along the left and right directions and are positioned in front of the connecting plate 6 and are connected with the connecting plate 6, the left inclined rod 8 and the right inclined rod 10 are arranged at intervals along the front and back directions and are arranged at intervals along the left and right directions and are respectively perpendicular to the left rod 1 and the right rod 2, the lower end of the left inclined rod 8 is connected with the upper end of the left vertical rod 7, the upper end of the left inclined rod 8 is detachably connected with the left rod 1, and the lower end of the right inclined rod 10 is connected with the upper end of the right vertical rod 9, the upper end of the right inclined rod 10 is detachably connected with the right rod 2;
the plurality of support assemblies 3 are arranged at intervals along the length direction of the left rod 1 or the length direction of the right rod 2.
The stair positioning metal mold can be a stair positioning metal mold made of any suitable material, and in a specific embodiment of the utility model, the stair positioning metal mold is a stair positioning steel mold.
The left rod 1 and the right rod 2 may have any suitable shape, as shown in fig. 1 to 4, and in an embodiment of the present invention, the left rod 1 and the right rod 2 are both circular tubes.
The cross section of the circular tube can be determined according to the requirement, and in a specific embodiment of the utility model, the cross section of the circular tube has the size of phi 4.8 x 3.2mm, namely the diameter is 4.8mm, and the wall thickness is 3.2 mm.
The left connecting rod 4 and the right connecting rod 5 may have any suitable shape, as shown in fig. 1 to 7, in an embodiment of the present invention, the left connecting rod 4 and the right connecting rod 5 are square tubes.
The size of the cross section of the square tube can be determined according to the needs, and in a specific embodiment of the utility model, the size of the cross section of the square tube is 40 × 2mm, namely, the length and the width are both 40mm, and the wall thickness is 2 mm.
The width and height of the connecting plate 6 can be determined as required, and in a specific embodiment of the present invention, the width and height of the connecting plate 6 are respectively the width and height of the step of the stair to be poured (i.e., the stair 19 shown in fig. 8). The width of the connecting plate 6 is the size along the left-right direction, the height of the connecting plate 6 is the size along the vertical direction, the width of the step of the stair to be poured is the size along the left-right direction, and the height of the step of the stair to be poured is the size along the vertical direction.
The thickness of the connecting plate 6 can be determined as required, and in a specific embodiment of the present invention, the thickness of the connecting plate 6, i.e., the dimension in the front-rear direction, is 5 mm.
The upper end of the left inclined rod 8 is detachably connected with the left rod 1, the upper end of the right inclined rod 10 is detachably connected with the right rod 2, any suitable structure can be adopted, please refer to fig. 1-7, in a specific embodiment of the utility model, the support component 3 further comprises a left clamp 11 and a right clamp 12, the left clamp 11 is arranged at the upper end of the left inclined rod 8 and is clamped with the left rod 1, and the right clamp 12 is arranged at the upper end of the right inclined rod 10 and is clamped with the right rod 2.
The left yoke 11 may have any suitable construction, as shown in figures 2, 5 and 6, in one embodiment of the present invention, the left clamp 11 includes a first left clamp plate 13, a first right clamp plate 14 and a first fastener 15, the first left clamping plate 13 and the first right clamping plate 14 are both vertically arranged and are both arranged along the length direction of the left inclined rod 8 and are arranged at intervals along the left-right direction, the lower end of the first left clamping plate 13 and the lower end of the first right clamping plate 14 are both connected with the upper end of the left inclined rod 8, the left rod 1 is inserted between the middle part of the first left clamping plate 13 and the middle part of the first right clamping plate 14 and respectively abuts against the middle part of the first left clamping plate 13 and the middle part of the first right clamping plate 14, the first fastening member 15 connects the upper end of the first left clamping plate 13 and the upper end of the first right clamping plate 14. Under the condition that the left rod 1 is a circular tube, the middle part of the first left clamping plate 13 is bent towards a left arc shape, and the middle part of the first right clamping plate 14 is bent towards a right arc shape.
The thickness of the first left splint 13, i.e., the dimension in the left-right direction, and the thickness of the first right splint 14, i.e., the dimension in the left-right direction, may be determined as needed, and in a specific embodiment of the present invention, the thickness of the first left splint 13 and the thickness of the first right splint 14 are both 2 mm.
The first fastening member 15 can be any suitable fastening member, and referring to fig. 2, in an embodiment of the present invention, the first fastening member 15 is a first bolt, and the first bolt is inserted in the left-right direction and threadedly engages with the upper end of the first left clamping plate 13 and the upper end of the first right clamping plate 14.
The right yoke 12 may have any suitable construction, as shown in figures 4, 5 and 7, in one embodiment of the present invention, the right clamp 12 includes a second left clamp plate 16, a second right clamp plate 17 and a second fastener 18, the second left clamping plate 16 and the second right clamping plate 17 are both vertically arranged and are both arranged along the length direction of the right inclined rod 10 and are arranged at intervals along the left-right direction, the lower end of the second left clamping plate 16 and the lower end of the second right clamping plate 17 are both connected with the upper end of the right inclined rod 10, the right rod 2 is inserted between the middle portions of the second left splint 16 and the second right splint 17 and abuts against the middle portions of the second left splint 16 and the second right splint 17, the second fastener 18 connects the upper end of the second left clamping plate 16 and the upper end of the second right clamping plate 17. Under the condition that the right rod 2 is a circular tube, the middle part of the second left clamping plate 16 is bent towards a left arc shape, and the middle part of the second right clamping plate 17 is bent towards a right arc shape.
The thickness of the second left splint 16, i.e., the dimension in the left-right direction, and the thickness of the second right splint 17, i.e., the dimension in the left-right direction, may be determined as needed, and in one embodiment of the present invention, the thickness of the second left splint 16 and the thickness of the second right splint 17 are each 2 mm.
The second fastener 18 can be any suitable fastener, and in one embodiment of the utility model, as shown in fig. 4, the second fastener 18 is a second bolt that is inserted through and threadably engages the upper end of the second left clamping plate 16 and the upper end of the second right clamping plate 17 in the left-right direction.
The number of the supporting members 3 can be determined as required, please refer to fig. 1 and 3, in an embodiment of the present invention, the number of the supporting members 3 is 9.
When in use, the left rod 1 and the right rod 2 with proper length are selected according to the number of steps of the design drawing of the stair to be poured, the corresponding number of support components 3 are installed and the distance is adjusted, specifically, the left rod 1 and the right rod 2 are respectively inserted between the middle part of a first left clamping plate 13 and the middle part of a first right clamping plate 14 of a left hoop 11 and between the middle part of a second left clamping plate 16 and the middle part of a second right clamping plate 17 of a right hoop 12, then the upper end of the first left clamping plate 13 and the upper end of the first right clamping plate 14 are respectively connected and fastened through a first fastener 15, and the upper end of the second left clamping plate 16 and the upper end of the second right clamping plate 17 are respectively connected and fastened through a second fastener 18, the head and tail ends of the left rod 1 and the right rod 2 are connected with the stair bottom die element, the die installation is completed, concrete can be poured after the grids are empirically closed, and the stair 19 after the concrete pouring is completed is shown in fig. 8.
Therefore, the stair assembling device is simple and convenient to manufacture, convenient to use, convenient to install and disassemble, capable of rapidly completing die assembling work according to the number of stair steps by adopting modular assembling, meanwhile, the metal die is not easy to deform, surface residues are easy to clean, turnover times are greatly increased, the recycling rate is high, the geometric dimension of the stair is guaranteed, compared with the traditional wood template assembling, the installing and disassembling efficiency is greatly improved, and the problems that the wood template is easy to deform, the turnover times are few, and the surface residues are difficult to clean are solved.
In conclusion, the stair positioning metal mold disclosed by the utility model is high in mounting and dismounting efficiency, easy to clean, not easy to deform, capable of ensuring the appearance quality of a stair, greatly increased in turnover frequency, ingenious in design, simple in structure, simple and convenient to manufacture, low in cost and suitable for large-scale popularization and application.
It will thus be seen that the objects of the utility model have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments, and the embodiments may be modified without departing from the principles. Therefore, this invention includes all modifications encompassed within the spirit and scope of the claims.
Claims (10)
1. The utility model provides a stair location metal mold, its characterized in that includes left pole, right pole and a plurality of supporting component, wherein:
the left rod and the right rod are obliquely arranged along the front-back direction and are arranged at intervals along the left-right direction, the front end of the left rod is lower than the rear end of the left rod, and the front end of the right rod is lower than the rear end of the right rod;
the supporting assembly comprises a left connecting rod, a right connecting rod and a connecting plate, the connecting plate is vertically arranged and arranged along the left-right direction, the left connecting rod comprises a left vertical rod and a left inclined rod, the right connecting rod comprises a right vertical rod and a right inclined rod, the left vertical rod and the right vertical rod are arranged at intervals along the left-right direction, are positioned in front of the connecting plate and are connected with the connecting plate, the left inclined rod and the right inclined rod are obliquely arranged along the front-back direction, are arranged at intervals along the left-right direction and are perpendicular to the left rod and the right rod respectively, the lower end of the left inclined rod is connected with the upper end of the left vertical rod, the upper end of the left inclined rod is detachably connected with the left rod, the lower end of the right inclined rod is connected with the upper end of the right vertical rod, and the upper end of the right inclined rod is detachably connected with the right rod;
the supporting components are arranged at intervals along the length direction of the left rod or the length direction of the right rod.
2. The stair positioning metal mold of claim 1, wherein the stair positioning metal mold is a stair positioning steel mold.
3. A stair positioning metal mold as claimed in claim 1 wherein said left rod and said right rod are both round tubes.
4. The stair positioning metal mold of claim 1, wherein the left connecting rod and the right connecting rod are square tubes.
5. The stair positioning metal mold as claimed in claim 1, wherein the width and height of the connecting plate are respectively the width and height of the step of the stair to be poured.
6. The stair positioning metal mold of claim 1, wherein said support assembly further comprises a left clamp disposed on an upper end of said left tilt rod and engaging said left rod, and a right clamp disposed on an upper end of said right tilt rod and engaging said right rod.
7. The stair positioning metal mold as claimed in claim 6, wherein said left clamp comprises a first left clamp plate, a first right clamp plate and a first fastening member, said first left clamp plate and said first right clamp plate are vertically disposed and are disposed along the length direction of said left inclined bar and are spaced from each other along said left-right direction, the lower end of said first left clamp plate and the lower end of said first right clamp plate are connected to the upper end of said left inclined bar, said left bar is inserted between the middle portion of said first left clamp plate and the middle portion of said first right clamp plate and abuts against the middle portion of said first left clamp plate and the middle portion of said first right clamp plate, and said first fastening member connects the upper end of said first left clamp plate and the upper end of said first right clamp plate.
8. The stair positioning metal mold of claim 7, wherein said first fastener is a first bolt threaded in said left-right direction and threadingly engaging an upper end of said first left clamping plate and an upper end of said first right clamping plate.
9. The stair positioning metal mold as claimed in claim 6, wherein the right clamp comprises a second left clamp plate, a second right clamp plate and a second fastening member, the second left clamp plate and the second right clamp plate are vertically disposed and are disposed along the length direction of the right inclined bar and are spaced from each other along the left-right direction, the lower end of the second left clamp plate and the lower end of the second right clamp plate are connected with the upper end of the right inclined bar, the right bar is inserted between the middle portion of the second left clamp plate and the middle portion of the second right clamp plate and abuts against the middle portions of the second left clamp plate and the second right clamp plate, respectively, and the second fastening member connects the upper end of the second left clamp plate and the upper end of the second right clamp plate.
10. The stair positioning metal mold of claim 9, wherein said second fastener is a second bolt threaded in said left-right direction and threadingly engaging an upper end of said second left clamping plate and an upper end of said second right clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220249097.XU CN216810959U (en) | 2022-01-30 | 2022-01-30 | Stair positioning metal mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220249097.XU CN216810959U (en) | 2022-01-30 | 2022-01-30 | Stair positioning metal mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216810959U true CN216810959U (en) | 2022-06-24 |
Family
ID=82066035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220249097.XU Expired - Fee Related CN216810959U (en) | 2022-01-30 | 2022-01-30 | Stair positioning metal mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216810959U (en) |
-
2022
- 2022-01-30 CN CN202220249097.XU patent/CN216810959U/en not_active Expired - Fee Related
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Granted publication date: 20220624 |