CN220666921U - Gradient-adjustable trapezoid open ditch slope cast-in-place concrete hook-type anti-floating combined template - Google Patents
Gradient-adjustable trapezoid open ditch slope cast-in-place concrete hook-type anti-floating combined template Download PDFInfo
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- CN220666921U CN220666921U CN202321792231.1U CN202321792231U CN220666921U CN 220666921 U CN220666921 U CN 220666921U CN 202321792231 U CN202321792231 U CN 202321792231U CN 220666921 U CN220666921 U CN 220666921U
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- 239000004567 concrete Substances 0.000 title claims abstract description 29
- 238000009415 formwork Methods 0.000 claims abstract description 14
- 238000011065 in-situ storage Methods 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- 230000002035 prolonged effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 8
- 239000002344 surface layer Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 3
- 230000033764 rhythmic process Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model relates to the technical field of drainage engineering formwork workers. The utility model particularly relates to a slope adjustable trapezoidal open ditch domatic cast in situ concrete hook formula anti-floating combination template, including ABS template and hanger bar, wherein, the ABS template sets up and corresponds parallel and form the interval with trapezoidal open ditch both sides domatic, and the interval control is 150-300mm, and ABS template size is 3m, and wide 1.5m, thickness is 30mm, and ABS template adopts ABS material preparation, has seted up the hook draw-in groove on the surface of template, and the hook draw-in groove is used for the effect of connection. The utility model has the advantages that the distance between the ABS template and the sloping surfaces at two sides of the trapezoid open trench is adjusted by the change of the adjusting length of the spiral outer convex rod and the spiral inner concave rod of the rotary hook rod, and the angle change required by the parallelism between the ABS template and the sloping surfaces at two sides of the trapezoid open trench is achieved; the template supporting problem of the trapezoid open trench cast-in-place concrete surface layer is solved.
Description
Technical Field
The utility model relates to the technical field of drainage engineering formwork tools, in particular to a trapezoid open ditch slope surface cast-in-place concrete hooking type anti-floating combined formwork with an adjustable gradient.
Background
The existing template can solve the problem that the depth is within 3m, and the gradient is 1:1-1:1.5, the concrete structure has the advantages of high strength, good integrity, good impermeability, strong durability and the like, and the existing drainage facilities do not adopt a grouted block stone structure or a concrete precast block structure, but use a cast-in-situ reinforced concrete structure. However, due to the fluidity of the concrete construction and the operation requirement of vibration, when the trapezoid open trench is used for supporting the concrete surface layer template, the problems of unstable template supporting, poor flatness, running, expanding, floating of the template and the like are easily caused if a wood template is adopted, and the defects of high cost, heavy template and difficult operation are caused when the steel template is used.
Therefore, the utility model discloses a gradient-adjustable trapezoid open trench slope surface cast-in-place concrete hooking type anti-floating combined template, which solves the problems of the length change of a hook rod through adjusting, and controls the distance and the angle between an ABS template and the slope surface; the formwork supporting problem of the trapezoid open trench cast-in-place concrete surface layer is solved, the lightweight high-strength ABS formwork is used, the operation is easy, the formwork turnover speed is accelerated, the construction rhythm is accelerated, the construction efficiency is improved, and the construction quality of the concrete surface layer is guaranteed.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a gradient-adjustable trapezoid open ditch slope cast-in-place concrete hooking type anti-floating combined template.
The technical scheme of the utility model is realized as follows:
a gradient-adjustable trapezoid open ditch slope surface cast-in-place concrete hooking type anti-floating combined template comprises an ABS template and a hooking rod.
The ABS templates are arranged in parallel with the slope surfaces on two sides of the trapezoid open trench correspondingly and form intervals, and hooking clamping grooves are formed in the outer surfaces of the ABS templates;
the hanger rod, the couple part of its main part is hooked with the couple draw-in groove mutually, the tip of hanger rod is provided with the screw thread and connects, the hanger rod includes spiral evagination pole and spiral indent pole, wherein:
the spiral outer convex rod comprises a first main rod, a movable convex rod and a first spiral plate, the end part of the first main rod is fixedly connected with the movable convex rod, the first spiral plate is arranged on the outer surface of the first main rod, and a part of the first spiral plate extends to the first main rod and is flush with the end surface of the movable convex rod;
the spiral concave rod comprises a second main rod, a movable groove and a second spiral plate, the movable groove is formed in the end part of the second main rod, the second spiral plate is arranged on the outer surface of the second main rod, and a part of the second spiral plate extends out of the second main rod and is matched with the movable convex rod in length;
the spiral outer convex rod is inserted into the spiral inner concave rod in a rotating mode, one end of the rotating hook rod is contracted or lengthened, and the length is adjusted.
Further, a first sliding groove is formed in one side face of the first spiral plate, and a first sliding block is arranged on the other side face of the first spiral plate;
the second sliding groove is formed in one side face of the second spiral plate, the first sliding block is arranged in the second sliding groove, the second sliding block is arranged on the other side face of the second spiral plate, and the second sliding block is located in the first sliding groove.
Further, the novel cross fastener further comprises a cross fastener, and four end ports of the cross fastener are provided with screw thread connecting holes.
Further, the novel cross fastener comprises a vertical rod, screw thread connectors are arranged at the end parts of the two ends of the vertical rod, and the screw thread connectors of the vertical rod are in threaded connection with screw thread connecting holes of the cross fastener.
Further, the novel cross fastener comprises a cross rod, wherein screw thread connectors are arranged at two ends of the cross rod, and the screw thread connectors of the cross rod are in threaded connection with screw thread connecting holes of the cross fastener.
Further, first connecting bolt preformed holes are formed in the upper end and the lower end of the ABS template, the ABS template is composed of first longitudinal and transverse auxiliary plates, and exhaust holes are formed in the outer surface of the ABS template.
Further, ABS template bottom is connected in the steel form at the bottom of the ditch, the second connecting bolt preformed hole has been seted up to steel form at the bottom of the ditch both sides, steel form at the bottom of the ditch top is provided with the pole setting support, the screw thread connecting hole has been seted up at pole setting support top, and the screw thread connecting hole of pole setting support carries out threaded connection with the screw thread joint of pole setting, steel form at the bottom of the ditch is by the second vertically and horizontally assisted board, the bolt preformed hole of inflation has been seted up to steel form at the bottom of the ditch upper surface, the inside expansion bolt that is provided with of bolt preformed hole.
Further, a short cross rod of the hook is arranged at the end part of the hook rod, a hook device is arranged at the end part of the short cross rod of the hook, a hook aid plate is fixedly connected with the hook device, a rotating shaft is arranged at the end part of the hook aid plate, and a hook steel plate is arranged outside the rotating shaft
The utility model has the following beneficial effects:
1. according to the utility model, the distance between the ABS template and the sloping surfaces on two sides of the trapezoid open trench and the angle change required by the parallelism between the ABS template and the sloping surfaces on two sides of the trapezoid open trench are adjusted through the change of the adjusting length of the spiral outer convex rod and the spiral inner concave rod of the rotary hook rod.
2. The utility model solves the problem of formwork support of the trapezoid open trench cast-in-place concrete surface layer, uses the light high-strength ABS formwork, is easy to operate, accelerates the formwork turnover speed, accelerates the construction rhythm, improves the construction efficiency and ensures the construction quality of the concrete surface layer.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an ABS form of the present utility model;
FIG. 2 is a schematic view of the construction of a hanger bar according to the present utility model;
FIG. 3 is a schematic view of a first boom according to the present utility model;
FIG. 4 is a schematic view of a first spiral plate of the present utility model disassembled;
FIG. 5 is a plan view of a trench bottom steel form of the present utility model;
FIG. 6 is a plan view of an ABS template of the present utility model;
FIG. 7 is a schematic view of the structure of the pole of the present utility model;
fig. 8 is a schematic view of the structure of the crossbar of the present utility model.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Please refer to fig. 1 to 8 in combination, a gradient-adjustable trapezoidal open trench slope cast-in-place concrete hook-type anti-floating combined template, which comprises an ABS template 3 and a hook rod 6, wherein:
the ABS templates 3 are arranged in parallel with the slope surfaces on two sides of the trapezoid open trench correspondingly and form intervals, the intervals are controlled to be 150-300mm, the size of the ABS templates 3 is 3m, the width is 1.5m, the thickness is 30mm, the ABS templates 3 are made of ABS materials, the ABS materials have the characteristics of light weight, high strength, good toughness and easiness in processing, the outer surface of the ABS templates 3 is provided with hooking clamping grooves 3.2, and the hooking clamping grooves 3.2 are used for connection;
the hook part of the main body of the hook rod 6 is hooked with the hook clamping groove, namely the hook part of the hook rod 6 is hooked with the hook clamping groove by a hook steel plate 6.3.3, the end part of the hook rod 6 is provided with a screw thread joint 8, the screw thread joint 8 of the hook rod 6 is used for being in threaded connection with a screw thread connecting hole 9 of the cross fastener 4, and the hook rod 6 comprises a spiral concave rod 6.1.5 and a spiral convex rod 6.1.1.
Further, the spiral outer protruding rod 6.1.1 includes a first main rod 6.1.2, a movable protruding rod 6.1.3 and a first spiral plate 6.1.4, the end portion of the first main rod 6.1.2 is fixedly connected with the movable protruding rod 6.1.3, the first spiral plate 6.1.4 is arranged on the outer surface of the first main rod 6.1.2, and a part of the first spiral plate 6.1.4 extends out of the first main rod 6.1.2 and is flush with the end face of the movable protruding rod 6.1.3. The spiral indent rod 6.1.5 includes a second main rod 6.1.6, a movable groove 6.1.7 and a second spiral plate 6.1.8, the end of the second main rod 6.1.6 is provided with a movable groove 6.1.7, the outer surface of the second main rod 6.1.6 is provided with a second spiral plate 6.1.8, and a part of the second spiral plate 6.1.8 extends to a length which is matched with the movable protruding rod 6.1.3 and extends out of the second main rod 6.1.6. The spiral outer convex rod 6.1.1 is inserted into the spiral inner concave rod 6.1.5 in a rotating way, one end of the rotating hook rod 6 is contracted or prolonged, and the length is adjusted.
Specifically, the slope surfaces at two sides of the trapezoid open trench are parallel to the ABS template 3, the interval is 150-300mm, and the interval formed by the slope surfaces of the trapezoid open trench and the ABS template 3 is used for pouring concrete.
More specifically, the hook steel at the end part of the hook rod 6 is hooked with the hook clamping groove 3.2 of the ABS template 3, and the inclined angle and position of the hook ABS template 3 are not changed. The hook rod 6 is telescopic, the first spiral plate 6.1.4 and the second spiral plate 6.1.8 of the spiral concave rod 6.1.1 and the spiral concave rod 6.1.5 are rotated to separate and combine together to achieve the purpose of extension and contraction by rotating the spiral concave rod 6.1.5 or the spiral convex rod 6.1.1, and the distance and the angle between the slope surfaces of the two sides of the trapezoid open trench and the ABS template 3 are controlled by the length change of the hook rod 6.
More specifically, the distance and angle between the ABS template 3 and the slope surface are controlled by adjusting the length change of the hanger bar 6. Further adjusting the distance between the slope of the trapezoid open trench and the ABS template 3, and adjusting the angle which is matched with the parallel direction of the ABS template 3 and the slope.
A first chute 6.1.4.1 is formed on one side surface of the first spiral plate 6.1.4, and a first sliding block 6.1.4.2 is arranged on the other side surface of the first spiral plate 6.1.4; a second sliding groove 6.1.8.1 is formed on one side surface of the second spiral plate 6.1.8, a first sliding block 6.1.4.2 is arranged in the second sliding groove 6.1.8.1, a second sliding block 6.1.8.2 is arranged on the other side surface of the second spiral plate 6.1.8, and a second sliding block 6.1.8.2 is located in the first sliding groove 6.1.4.1. The first slider 6.1.4.2 of the first spiral plate 6.1.4 slides within the second slide 6.1.8.1 of the second spiral plate 6.1.8 and the second slider 6.1.8.2 of the second spiral plate 6.1.8 slides within the first slide 6.1.4.1 of the first spiral plate 6.1.4.
Specifically, the first slider 6.1.4.2 of the first spiral plate 6.1.4 slides along the inside of the second slide groove 6.1.8.1 of the second spiral plate 6.1.8 while the second slider 6.1.8.2 of the second spiral plate 6.1.8 slides along the inside of the first slide groove 6.1.4.1 of the first spiral plate by rotating the spiral male rod 6.1.1 and the spiral female rod 6.1.5.
The novel cross fastener further comprises a cross fastener 4, a vertical rod 1 and a cross rod 2, wherein screw thread connecting holes 9 are formed in four end ports of the cross fastener 4, and the screw thread connecting holes 9 of the cross fastener 4 are used for being connected with screw thread connectors 8 in a threaded mode. The two end parts of the vertical rod 1 are provided with screw thread joints 8, and the screw thread joints 8 of the vertical rod 1 are in threaded connection with screw thread connecting holes 9 of the cross fastener 4. The two ends of the cross rod 2 are provided with screw thread joints 8, the screw thread joints 8 of the cross rod 2 are in threaded connection with screw thread connecting holes 9 of the cross fastener 4, and the screw thread connecting holes 9 of the cross fastener 4 are used for adapting the screw thread joints 8 of the upright rod 1 and the cross rod 2.
Specifically, the screw thread connecting hole 9 of the cross fastener 4 is used for connecting the screw thread joint 8 of the vertical rod 1 and the cross rod 2 together to form the ABS formwork 3 for supporting, the whole formwork system is fixed, and the floating phenomenon of the concrete formwork in the concrete pouring and vibrating process is prevented.
The upper end and the lower end of the ABS template 3 are provided with first connecting bolt preformed holes 3.1, the ABS template 3 is composed of first longitudinal and transverse auxiliary plates 3.3, the outer surface of the ABS template 3 is provided with vent holes 3.4, and three rows of vent holes 3.4 with the diameter of 10mm are uniformly distributed on the upper, middle and lower edges of the ABS template 3 for facilitating demoulding.
The bottom of the ABS template 3 is connected to a trench bottom steel template 5, second connecting bolt preformed holes 5.1 are formed in two sides of the trench bottom steel template 5, the first connecting bolt preformed holes 3.1 of the ABS template 3 and the second connecting bolt preformed holes 5.1 of the trench bottom steel template 5 are connected through bolts, the length of the trench bottom steel template 5 is 3m, a vertical rod support 7 is arranged at the top of the trench bottom steel template 5, a screw thread connecting hole 9 is formed in the top of the vertical rod support 7, the screw thread connecting hole 9 of the vertical rod support 7 is in threaded connection with a screw thread joint 8 of the vertical rod 1, the trench bottom steel template 5 is formed by a second longitudinal and transverse auxiliary template 5.3, the upper surface of the trench bottom steel template 5 is provided with expanded bolt preformed holes 5.4, the expanded bolt preformed holes 5.4 are formed in the positions of one third of the length and the width of the trench bottom steel template 5, and the connecting bolt preformed holes are used for connecting bolts.
Specifically, the ABS molding plate 3 and the trench bottom steel molding plate 5 are fixed by bolts connected through the first connecting bolt preformed holes 3.1 and the second connecting bolt preformed holes 5.1, and the expansion bolts 5.4.1 are installed in the expanded bolt preformed holes 5.4 of the trench bottom steel molding plate 5 to be connected with the poured concrete bottom plate.
The end part of the hook rod 6 is provided with a hook short cross rod 6.2, the end part of the hook short cross rod 6.2 is provided with a hook device 6.3, the hook device 6.3 is fixedly connected with a hook auxiliary plate 6.3.1, the end part of the hook auxiliary plate 6.3.1 is provided with a rotating shaft 6.3.2, the outside of the rotating shaft 6.3.2 is provided with a hook steel plate 6.3.3, and the hook rod 6 also comprises the hook short cross rod 6.2, the hook device 6.3, the hook auxiliary plate 6.3.1, the rotating shaft 6.3.2 and the hook steel plate 6.3.3.
Specifically, the hook steel plate 6.3.3 is hooked with the hook clamping groove 3.2, and the rotating shaft 6.3.2 enables the rotating angle of the hook steel plate 6.3.3 to be free, so that the angle change of the hook clamping groove 3.2 of the ABS template 3 is applicable.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a trapezoidal open ditch domatic cast in situ concrete hook formula anti combination template that floats of slope adjustable which characterized in that includes:
the ABS templates (3) are arranged in parallel with the slope surfaces on two sides of the trapezoid open trench correspondingly and form intervals, and hooking clamping grooves (3.2) are formed in the outer surface of each ABS template (3);
the hook rod (6), the couple part of its main part is hooked with the couple draw-in groove mutually, the tip of hook rod (6) is provided with screw joint (8), hook rod (6) are including spiral evagination pole (6.1.1) and spiral indent pole (6.1.5), wherein:
the spiral outer protruding rod (6.1.1) comprises a first main rod (6.1.2), a movable protruding rod (6.1.3) and a first spiral plate (6.1.4), the end part of the first main rod (6.1.2) is fixedly connected with the movable protruding rod (6.1.3), the first spiral plate (6.1.4) is arranged on the outer surface of the first main rod (6.1.2), and a part of the first spiral plate (6.1.4) extends to the position out of the first main rod (6.1.2) and is flush with the end face of the movable protruding rod (6.1.3);
the spiral concave rod (6.1.5) comprises a second main rod (6.1.6), a movable groove (6.1.7) and a second spiral plate (6.1.8), the end part of the second main rod (6.1.6) is provided with the movable groove (6.1.7), the second spiral plate (6.1.8) is arranged on the outer surface of the second main rod (6.1.6), a part of the second spiral plate (6.1.8) extends out of the second main rod (6.1.6), and the length of the second spiral plate is matched with that of the movable convex rod (6.1.3);
the spiral outer convex rod (6.1.1) is rotatably inserted into the spiral inner concave rod (6.1.5), one end of the spiral outer convex rod (6) is contracted or prolonged, and the length is adjusted.
2. The gradient-adjustable trapezoid open trench slope cast-in-place concrete hooking and floating-resistant combined template is characterized in that a first sliding groove (6.1.4.1) is formed in one side face of the first spiral plate (6.1.4), and a first sliding block (6.1.4.2) is arranged on the other side face of the first spiral plate (6.1.4);
second spout (6.1.8.1) has been seted up to second screw plate (6.1.8) one side, and the inside of second spout (6.1.8.1) is provided with first slider (6.1.4.2), second screw plate (6.1.8) another side is provided with second slider (6.1.8.2), and second slider (6.1.8.2) are located the inside of first spout (6.1.4.1).
3. The gradient-adjustable trapezoid open ditch slope surface cast-in-place concrete hooking and floating-resistant combined template is characterized by further comprising a cross fastener (4), wherein screw thread connecting holes (9) are formed in four end ports of the cross fastener (4).
4. The gradient-adjustable trapezoid open trench slope cast-in-place concrete hooking and floating-resistant combined formwork is characterized by further comprising a vertical rod (1), screw thread connectors (8) are arranged at the end parts of two ends of the vertical rod (1), and the screw thread connectors (8) of the vertical rod (1) are in threaded connection with screw thread connecting holes (9) of a cross fastener (4).
5. The gradient-adjustable trapezoid open ditch slope surface cast-in-place concrete hooking and floating-resistant combined formwork is characterized by further comprising a cross rod (2), screw joints (8) are arranged at two ends of the cross rod (2), and the screw joints (8) of the cross rod (2) are in threaded connection with screw connection holes (9) of the cross fastener (4).
6. The gradient-adjustable trapezoid open ditch slope surface cast-in-place concrete hooking type anti-floating combined template according to claim 1, wherein first connecting bolt preformed holes (3.1) are formed in the upper end and the lower end of the ABS template (3), the ABS template (3) is composed of first longitudinal and transverse auxiliary plates (3.3), and exhaust holes (3.4) are formed in the outer surface of the ABS template (3).
7. The slope-adjustable trapezoid open trench slope surface cast-in-place concrete hooking type anti-floating combined template according to claim 5, wherein the bottom of the ABS template (3) is connected to a trench bottom steel template (5), second connecting bolt preformed holes (5.1) are formed in two sides of the trench bottom steel template (5), a vertical rod support (7) is arranged at the top of the trench bottom steel template (5), screw thread connecting holes (9) are formed in the top of the vertical rod support (7), the screw thread connecting holes (9) of the vertical rod support (7) are in threaded connection with screw thread joints (8) of the vertical rods (1), the trench bottom steel template (5) is formed by a second longitudinal and transverse auxiliary plate (5.3), and expansion bolt preformed holes (5.4) are formed in the upper surface of the trench bottom steel template (5), and expansion bolts (5.4.1) are arranged inside the expansion bolt preformed holes (5.4.4).
8. The gradient-adjustable trapezoid open ditch slope surface cast-in-place concrete hooking type anti-floating combined template is characterized in that a hooking short cross rod (6.2) is arranged at the end part of a hooking rod (6), a hooking device (6.3) is arranged at the end part of the hooking short cross rod (6.2), a hooking aid plate (6.3.1) is fixedly connected to the hooking device (6.3), a rotating shaft (6.3.2) is arranged at the end part of the hooking aid plate (6.3.1), and a hooking steel plate (6.3.3) is arranged outside the rotating shaft (6.3.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321792231.1U CN220666921U (en) | 2023-07-10 | 2023-07-10 | Gradient-adjustable trapezoid open ditch slope cast-in-place concrete hook-type anti-floating combined template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321792231.1U CN220666921U (en) | 2023-07-10 | 2023-07-10 | Gradient-adjustable trapezoid open ditch slope cast-in-place concrete hook-type anti-floating combined template |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220666921U true CN220666921U (en) | 2024-03-26 |
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ID=90343386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321792231.1U Active CN220666921U (en) | 2023-07-10 | 2023-07-10 | Gradient-adjustable trapezoid open ditch slope cast-in-place concrete hook-type anti-floating combined template |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220666921U (en) |
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2023
- 2023-07-10 CN CN202321792231.1U patent/CN220666921U/en active Active
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