CN117231022A - Folding paying-off hole cover plate protection tool - Google Patents
Folding paying-off hole cover plate protection tool Download PDFInfo
- Publication number
- CN117231022A CN117231022A CN202311471929.8A CN202311471929A CN117231022A CN 117231022 A CN117231022 A CN 117231022A CN 202311471929 A CN202311471929 A CN 202311471929A CN 117231022 A CN117231022 A CN 117231022A
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- cover plate
- hole site
- plate
- turnover
- hole
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- 230000007306 turnover Effects 0.000 claims abstract description 99
- 238000010276 construction Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The application provides a folding paying-off hole cover plate protection tool, which comprises: a fixed support plate; the turnover hole site cover plate is arranged on one side of the fixed supporting plate, and the turnover hole site cover plate is connected with the fixed supporting plate in a rotatable mode. The application is fixed by the fixed support plate; through the upset hole site apron of rotating with fixed bolster and being connected, can fold and expand to when the unwrapping wire hole is not used, upset hole site apron can expand, as the interim protection of entrance to a cave, with support in unwrapping wire hole department, realize the cover of unwrapping wire hole, with the protection of realization unwrapping wire hole, can protect constructor's safety, make the entrance to a cave protection in advance in order to prevent constructor from stepping on the sky and falling into the construction entrance to a cave; when the paying-off hole on the floor is used, the turnover hole position cover plate can be folded, and the paying-off hole can be conveniently opened to carry out paying-off positioning when a measuring instrument is erected.
Description
Technical Field
The application relates to the technical field of construction, in particular to a folding paying-off hole cover plate protection tool.
Background
During construction, construction paying-off is needed, and the construction paying-off is performed by checking construction engineering positioning lofting in advance, so that the construction engineering is ensured to be safely and smoothly performed according to the requirements of planning approval, municipal facilities are perfected, the environmental quality is improved, and damage to benefits of adjacent property main bodies is avoided. Therefore, the paying-off hole is required to be reserved during construction, the main purpose of the paying-off hole is to lead the coordinates of the bottom layer to the upper layer, the positions of the wall body and the door window of the building at the layer can be unified without offset, and the existing paying-off equipment has certain defects during use, such as:
the hole that current unwrapping wire equipment can't be with the required unwrapping wire in top closes when not using, guarantees constructor's safety.
Disclosure of Invention
In view of the above, the application provides a folding paying-off hole cover plate protection tool, which aims to solve the problem that the safety of constructors is affected when a paying-off hole is closed when the paying-off hole is not used.
The application provides a folding paying-off hole cover plate protection tool, which comprises: a fixed support plate; the upset hole site apron sets up one side of fixed bolster, and, the upset hole site apron with be connected with rotatable mode between the fixed bolster for fold and expand, so that when the unwrapping wire hole uses, the upset hole site apron can be folded, realizes the dodge of unwrapping wire hole, and when the unwrapping wire hole does not use, the upset hole site apron can expand, with support in unwrapping wire hole department, realize the cover of unwrapping wire hole.
Further, in the folding pay-off hole cover plate protection tool, the fixed support plate is also provided with a driving connection plate, and the driving connection plate and the fixed support plate are arranged at an included angle; and a turnover driving piece is arranged between the driving connecting plate and the turnover hole site cover plate and used for driving the turnover hole site cover plate to rotate relative to the driving connecting plate so as to realize folding and unfolding of the turnover hole site cover plate.
Further, the folding pay-off hole cover plate protection tool is characterized in that a foldable supporting rod is arranged between the driving connecting plate and the turnover hole cover plate and used for opening when the turnover hole cover plate rotates to a second preset position to support the turnover hole cover plate and folding when the turnover hole cover plate rotates to a first preset position.
Further, in the folding paying-off hole cover plate protection tool, two ends of the foldable supporting rod are hinged with the driving connecting plate and the overturning hole cover plate respectively.
Further, the folding pay-off cover plate protection tool, the folding support rod comprises: at least two support rod units; each supporting rod unit is sequentially connected, and two adjacent supporting rod units are rotatably connected and used for being unfolded to the same straight line, so that the overturning hole site cover plate is supported when the overturning hole site cover plate is unfolded to be supported.
Further, the folding pay-off hole cover plate protection tool is characterized in that a fixing sleeve is further arranged between two adjacent support rod units, the fixing sleeve is slidably sleeved on the support rod units and used for being capable of sliding to the connecting position of the two support rod units when the two support rod units are unfolded to the same straight line, preventing relative rotation between the support rod units and being capable of sliding to any one support rod unit when the support rod units are folded.
Further, in the folding pay-off hole cover plate protection tool, the overturning driving piece is a gas spring and is used for driving the overturning hole cover plate to rotate, and the overturning hole cover plate is locked when the overturning hole cover plate is overturned to a first preset position.
Further, the folding pay-off hole cover plate protection tool is characterized in that the driving connecting plate is arranged on the side edge, away from the overturning hole cover plate, of the fixed supporting plate, the width of the fixed supporting plate is smaller than that of the overturning hole cover plate, and when the overturning hole cover plate is folded, the driving connecting plate, the fixed supporting plate and the overturning hole cover plate can form a triangular structure.
Further, according to the folding paying-off hole cover plate protection tool, the fixed support plate is connected with the turnover hole cover plate through the hinge.
Further, the folding paying-off hole cover plate protection tool is characterized in that the fixing support plate is provided with a mounting hole for being fixed on the floor slab through a screw.
The folding paying-off hole cover plate protection tool provided by the application is fixed through the fixed support plate; through the upset hole site apron of rotating with fixed bolster and being connected, can fold and expand to when the unwrapping wire hole is not used, upset hole site apron can expand, as the interim protection of entrance to a cave, with support in unwrapping wire hole department, realize the cover of unwrapping wire hole, with the protection of realization unwrapping wire hole, can protect constructor's safety, make the entrance to a cave protection in advance in order to prevent constructor from stepping on the sky and falling into the construction entrance to a cave; when the paying-off hole on the floor slab is used, the cover plate of the turnover hole site can be folded to avoid the paying-off hole and use the paying-off hole, so that the paying-off hole can be conveniently opened when a measuring instrument is erected, a lower control point can be led to a construction position of the upper layer for paying-off positioning, and the protecting tool can be reused; that is, the turnover hole site cover plate of the manufactured folding paying-off hole cover plate protection tool is opened when in use, and the turnover hole site cover plate is covered when not in use, so that the safety protection effect is achieved. Meanwhile, the protection tool can be dismantled, and the next working procedure construction can be performed.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic plan view of a folding pay-off escutcheon plate protection tool according to an embodiment of the present application;
FIG. 2 is a longitudinal cross-sectional view of a folding pay-off escutcheon plate protection tool provided by an embodiment of the present application;
FIG. 3 is a schematic plan view of a folding pay-off escutcheon plate protection tool according to an embodiment of the present application in an unfolded state;
FIG. 4 is a further longitudinal cross-sectional view of a folding pay-off escutcheon plate protection tool according to an embodiment of the present application in an extended state;
FIG. 5 is a further longitudinal cross-sectional view of a folding pay-off aperture cover protection tool according to an embodiment of the present application in a folded state;
fig. 6 is a schematic structural view of a foldable support bar according to an embodiment of the present application.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1 to 4, a preferred structure of a folding pay-off cover plate protection tool according to an embodiment of the present application is shown. Wherein, this foldable unwrapping wire hole lid protection instrument includes: a fixed support plate 1 and a turnover hole site cover plate 2; wherein,
the fixed support plate 1 plays a fixed support role. Specifically, the fixing support plate 1 is provided with mounting holes 11 for fixing to the floor slab 3 by screws, particularly expansion screws 4, to achieve the fixing of the tool. The mounting holes 11 may be plural and arranged at intervals along the length direction (vertical direction as shown in fig. 1) of the fixing support plate 1 to further secure the fixing stability of the fixing support plate 1. In this embodiment, the fixing support plate 1 may be a wooden form, for example, 50×200mm, but may be any other size, and is not limited in this embodiment. In particular, the width of the fixed support plate 1 (the length in the horizontal direction as shown in fig. 2) may be determined according to practical situations, and the length of the fixed support plate 1 may be adapted to the length of the flip hole cover plate 2.
The turnover hole site cover plate 2 is arranged on one side (the right side as shown in fig. 1) of the fixed support plate 1, and the turnover hole site cover plate 2 is rotatably connected with the fixed support plate 1 and used for folding and unfolding, so that when the paying-off hole 31 on the floor slab 3 is used, the turnover hole site cover plate 2 can be folded, the paying-off hole 31 is avoided, the paying-off hole 31 is used, and paying-off positioning can be performed; and when the pay-off hole 31 is not used, the turnover hole site cover plate 2 can be unfolded to be supported at the pay-off hole 31, so that the pay-off hole 31 is covered, the pay-off hole 31 is protected, and the safety of constructors can be protected. In this embodiment, the turnover hole site cover plate 2 may be determined according to the aperture of the pay-off hole 31, and may be particularly in a square structure, so that the pay-off hole 31 may be covered, for example, when the diameter of the pay-off hole 31 is 100mm, the turnover hole site cover plate 2 may be in a square structure of 200×200mm, and the turnover hole site cover plate 2 may be a wood template, so as to facilitate turnover and realize adjustment of folding and unfolding.
In this embodiment, the fixed support plate 1 and the flip hole cover plate 2 may be connected by a hinge 5. Specifically, the hinge 5 may be plural and arranged at intervals along the length direction of the fixed support plate 1, so that the stability of the rotational connection between the fixed support plate 1 and the flip hole cover plate 2 can be further ensured.
It can be seen that the folding pay-off cover plate protection tool provided in this embodiment is fixed by the fixing support plate 1; through the turnover hole site cover plate 2 rotationally connected with the fixed support plate 1, the turnover hole site cover plate 2 can be folded and unfolded, so that when the paying-off hole 31 is not used, the turnover hole site cover plate 2 can be unfolded to serve as a temporary protection of a hole opening, so that the paying-off hole 31 is supported at the paying-off hole 31, the paying-off hole 31 is covered, the safety of constructors can be protected, and the hole opening protection is made in advance to prevent constructors from stepping down into the construction hole opening; when the paying-off hole 31 on the floor slab 3 is used, the turnover hole position cover plate 2 can be folded to avoid the paying-off hole 31 and use the paying-off hole 31, a measuring instrument can be conveniently opened when being erected, a lower control point can be led to a construction position of the upper layer for paying-off positioning, and the protecting tool can be repeatedly used; that is, the turnover hole site cover plate of the manufactured folding paying-off hole cover plate protection tool is opened when in use, and the turnover hole site cover plate is covered when not in use, so that the safety protection effect is achieved. Meanwhile, the protection tool can be dismantled, and the next working procedure construction can be performed.
With continued reference to fig. 3 to 5, in order to further improve the folding or covering stability of the hole site cover plate 2, preferably, the fixed support plate 1 is further provided with a driving connection plate 6, and the driving connection plate 6 and the fixed support plate 1 are arranged at an included angle; a turnover driving piece 7 is arranged between the driving connecting plate 6 and the turnover hole site cover plate 2 and is used for driving the turnover hole site cover plate 2 to rotate relative to the driving connecting plate 6 so as to realize folding and unfolding of the turnover hole site cover plate 2.
Specifically, the fixed support plate 1 is further provided with a driving connection plate 6, the driving connection plate 6 can be a wood template or other materials, and the driving connection plate 6 can be vertically arranged on the fixed support plate 1 which is horizontally arranged. In order to avoid interference with folding of the turnover hole site cover plate 2, preferably, the driving connection plate 6 is vertically arranged on a side edge (a left side edge as shown in fig. 3) of the fixed support plate 1 away from the turnover hole site cover plate 2, a turnover driving part 7 can be arranged between the driving connection plate 6 and the turnover hole site cover plate 2, one or more turnover driving parts 7 can be arranged, a plurality of turnover driving parts 7 can be arranged at intervals along the length direction of the driving connection plate 6, the turnover hole site cover plate 2 can be stably driven to turn, so that the turnover hole site cover plate 2 can be turned to a horizontal position, namely, turned to an unfolding position which is 180 degrees with the fixed support plate 1, and the paying-off hole 31 can be covered; the turnover hole site cover plate 2 can be driven to turn over, and can be turned over to a vertical state and even turned over to be obliquely arranged above the fixed support plate 1 towards the driving connecting plate 6, so that construction paying-off of the interference paying-off hole 31 can be avoided. In this embodiment, two ends of the turnover driving member 7 may be hinged to the driving connection plate 6 and the turnover hole site cover plate 2, respectively, so that turnover driving may be implemented. The flip driving member 7 may be a gas spring, but may be any other driving member, which is not limited in this embodiment. The arrangement of the gas spring not only can realize the driving rotation of the turnover hole site cover plate 2, but also can support the turnover hole site cover plate 2 at the position where the turnover hole site cover plate 2 rotates to a second preset position (the position shown in fig. 4), and meanwhile, the gas spring can lock the turnover hole site cover plate 2 at the position where the turnover hole site cover plate 2 rotates to a first preset position (the position shown in fig. 5) so as to avoid the rotation of the turnover hole site cover plate 2, and further realize the folding shrinkage of the turnover hole site cover plate 2. The two ends of the gas spring can be hinged to the top wall of the flip hole cover plate 2 and the right side wall of the drive connection plate 6 (relative to the position shown in fig. 4), respectively. The second preset position and the first preset position are respectively positioned at two sides of a vertical line passing through a connecting point between the turnover hole position cover plate 2 and the bed plate supporting mechanism 2, so that the gas spring at the first preset position locks the turnover hole position cover plate 2 through the dead point position of the gas spring.
In this embodiment, the width of the fixed support plate 1 and the width of the driving connection plate 6 (the height in the vertical direction as shown in fig. 5) are smaller than the width of the turnover hole site cover plate 2, so that when the turnover hole site cover plate 2 is folded, the driving connection plate 6, the fixed support plate 1 and the turnover hole site cover plate 2 can form a triangle structure, and the turnover hole site cover plate 2 is reinforced and supported by the stable triangle structure, so that the turnover hole site cover plate 2 is prevented from rotating randomly.
With continued reference to fig. 3-5, to achieve support of the flip hole cover 2, a foldable support bar 8 is preferably provided between the drive connection plate 6 and the flip hole cover 2 for opening to support the flip hole cover 2 when the flip hole cover 2 is rotated to the second preset position and for folding when the flip hole cover 2 is rotated to the first preset position. Specifically, two ends of the foldable support rod 8 may be hinged to the top wall of the turnover hole site cover plate 2 and the right side wall (relative to the position shown in fig. 4) of the driving connection plate 6, respectively, so as to be opened when the turnover hole site cover plate 2 rotates to a second preset position, so as to realize support and reinforcement support of the turnover hole site cover plate 2, avoid turnover of the turnover hole site cover plate 2, and ensure the covering stability of the turnover hole site cover plate 2 on the pay-off hole 31; and is folded when the flip hole site cover plate 2 is flipped to the first preset position to achieve folding of the flip hole site cover plate 2. Wherein, collapsible bracing piece 8 can be a plurality of, and a plurality of collapsible bracing pieces 8 can follow the length direction interval arrangement of upset hole site apron 2 to improve the stability that supports upset hole site apron 2. The upper left end (relative to the position shown in fig. 4) of the foldable support rod 8 is hinged to the right side wall of the drive connection plate 6, and the lower right end of the foldable support rod 8 is hinged to the top wall of the turnover hole site cover plate 2, so that the rotation of the turnover hole site cover plate 2 can be prevented from being supported.
With continued reference to fig. 5 and 6, the collapsible supporting bar 8 comprises: at least two support rod units 81; wherein each support rod unit 81 is connected in turn, and two adjacent support rod units 81 are rotatably connected for being unfolded to the same straight line (the position shown in fig. 6) so as to support the flip hole site cover plate 2 when the flip hole site cover plate 2 is unfolded to support.
Specifically, the adjacent two support rod units 81 may be hinged by a movable joint; the support rod unit is foldable around the movable joint. In order to further ensure the reinforcing support of the foldable support rod 8 to the turnover hole cover plate 2, preferably, a fixing sleeve 82 is further provided between two adjacent support rod units 81, the fixing sleeve 82 is slidably sleeved on the support rod units 81, and is used for preventing relative rotation between the support rod units 81 by sliding the fixing sleeve 82 to the connection position of the two support rod units 81 when the two support rod units 81 are unfolded to the same straight line, and sliding to any one support rod unit 81 when the support rod units 81 are folded. One end of one support rod unit 81 (right end of the left support rod unit 81 shown in fig. 6) of the adjacent two support rod units 81 is hinged to one end of the other support rod unit 81 (left end of the right support rod unit 81 shown in fig. 6) to realize rotation between the two support rod units, and further realize folding and unfolding between the two support rod units. When two adjacent support rod units 81 rotate to the point that the two adjacent support rod units 81 are on the same straight line, the fixing sleeve 82 can slide to the joint of the two adjacent support rod units 81, namely, the fixing sleeve 82 is partially sleeved on one support rod unit 81, the other part of the fixing sleeve is sleeved on the other support rod unit 81, so that the two adjacent support rod units 81 are prevented from rotating relatively, the folding of the foldable support rod 8 is avoided, the turnover hole site cover plate 2 is supported at the second preset position, and the stability of covering the turnover hole site cover plate 2 is ensured through the support of the foldable support rod 8 on the turnover hole site cover plate 2.
In summary, the folding pay-off hole cover plate protection tool provided in the embodiment is fixed by the fixing support plate 1; through the turnover hole site cover plate 2 rotationally connected with the fixed support plate 1, the turnover hole site cover plate 2 can be folded and unfolded, so that when the paying-off hole 31 is not used, the turnover hole site cover plate 2 can be unfolded to serve as a temporary protection of a hole opening, so that the paying-off hole 31 is supported at the paying-off hole 31, the paying-off hole 31 is covered, the safety of constructors can be protected, and the hole opening protection is made in advance to prevent constructors from stepping down into the construction hole opening; when the paying-off hole 31 on the floor slab 3 is used, the turnover hole position cover plate 2 can be folded to avoid the paying-off hole 31 and use the paying-off hole 31, a measuring instrument can be conveniently opened when being erected, a lower control point can be led to a construction position of the upper layer for paying-off positioning, and the protecting tool can be repeatedly used; that is, the turnover hole site cover plate of the manufactured folding paying-off hole cover plate protection tool is opened when in use, and the turnover hole site cover plate is covered when not in use, so that the safety protection effect is achieved. Meanwhile, the protection tool can be dismantled, and the next working procedure construction can be performed.
Those skilled in the art will appreciate that the modules in the apparatus of the embodiments may be adaptively changed and disposed in one or more apparatuses different from the embodiments. The modules or units or components of the embodiments may be combined into one module or unit or component and, furthermore, they may be divided into a plurality of sub-modules or sub-units or sub-components. Any combination of all features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the processes or units of any method or apparatus so disclosed, may be used in combination, except insofar as at least some of such features and/or processes or units are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. Reference to step numbers in this specification is used solely to distinguish between steps and is not intended to limit the time or logical relationship between steps, including the various possible conditions unless the context clearly indicates otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the disclosure and form different embodiments. For example, any of the embodiments claimed in the claims may be used in any combination.
Various component embodiments of the present disclosure may be implemented in hardware, or in software modules running on one or more processors, or in a combination thereof. The present disclosure may also be implemented as an apparatus or system program (e.g., a computer program and a computer program product) for performing a portion or all of the methods described herein. Such a program embodying the present disclosure may be stored on a computer readable medium, or may have the form of one or more signals. Such signals may be downloaded from an internet website, provided on a carrier signal, or provided in any other form.
It should be noted that the above-mentioned embodiments illustrate rather than limit the disclosure, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The disclosure may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware.
The foregoing is merely a specific embodiment of the disclosure, and it should be noted that it will be apparent to those skilled in the art that various improvements, modifications, and variations can be made without departing from the spirit of the disclosure, and such improvements, modifications, and variations are considered to be within the scope of the application.
Claims (10)
1. A folding pay-off escutcheon plate protection tool, comprising:
a fixed support plate;
the upset hole site apron sets up one side of fixed bolster, and, the upset hole site apron with be connected with rotatable mode between the fixed bolster for fold and expand, so that when the unwrapping wire hole uses, the upset hole site apron can be folded, realizes the dodge of unwrapping wire hole, and when the unwrapping wire hole does not use, the upset hole site apron can expand, with support in unwrapping wire hole department, realize the cover of unwrapping wire hole.
2. The folding pay-off spool protection tool of claim 1, wherein,
a driving connecting plate is further arranged on the fixed supporting plate, and an included angle is formed between the driving connecting plate and the fixed supporting plate;
and a turnover driving piece is arranged between the driving connecting plate and the turnover hole site cover plate and used for driving the turnover hole site cover plate to rotate relative to the driving connecting plate so as to realize folding and unfolding of the turnover hole site cover plate.
3. The folding pay-off spool protection tool of claim 2, wherein,
the foldable support rods are arranged between the driving connecting plates and the turnover hole site cover plates, are used for being unfolded when the turnover hole site cover plates rotate to the second preset positions so as to support the turnover hole site cover plates, and are folded when the turnover hole site cover plates rotate to the first preset positions.
4. The folding pay-off spool protection tool of claim 3, wherein,
and two ends of the foldable support rod are hinged with the driving connecting plate and the turnover hole site cover plate respectively.
5. The folding pay-off spool protection tool of claim 4, wherein the foldable support bar comprises: at least two support rod units; wherein,
each supporting rod unit is sequentially connected, and two adjacent supporting rod units are rotatably connected and used for being unfolded to the same straight line so as to support the turnover hole site cover plate when the turnover hole site cover plate is unfolded to support.
6. The folding pay-off spool protection tool of claim 5, wherein,
and a fixing sleeve is further arranged between two adjacent support rod units, the fixing sleeve is slidably sleeved on the support rod units and used for being capable of sliding to the connecting position of the two support rod units when the two support rod units are unfolded to the same straight line, preventing relative rotation between the support rod units and being capable of sliding to any one support rod unit when the support rod units are folded.
7. The folding pay-off spool protection tool of claim 2, wherein,
the turnover driving piece is a gas spring and is used for driving the turnover hole site cover plate to rotate, and locking the turnover hole site cover plate when the turnover hole site cover plate is turned to a first preset position.
8. The folding pay-off spool protection tool of claim 2, wherein,
the drive connecting plate is arranged on the side edge of the fixed supporting plate, away from the turnover hole site cover plate, and the width of the fixed supporting plate and the width of the drive connecting plate are smaller than the width of the turnover hole site cover plate, so that when the turnover hole site cover plate is folded, the drive connecting plate, the fixed supporting plate and the turnover hole site cover plate can form a triangular structure.
9. The folding pay-off aperture plate protection tool of any one of claims 1 to 8, wherein,
the fixed support plate is connected with the turnover hole site cover plate through a hinge.
10. The folding pay-off aperture plate protection tool of any one of claims 1 to 8, wherein,
the fixed support plate is provided with a mounting hole for being fixed on the floor slab through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311471929.8A CN117231022A (en) | 2023-11-07 | 2023-11-07 | Folding paying-off hole cover plate protection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311471929.8A CN117231022A (en) | 2023-11-07 | 2023-11-07 | Folding paying-off hole cover plate protection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117231022A true CN117231022A (en) | 2023-12-15 |
Family
ID=89093067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311471929.8A Pending CN117231022A (en) | 2023-11-07 | 2023-11-07 | Folding paying-off hole cover plate protection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117231022A (en) |
-
2023
- 2023-11-07 CN CN202311471929.8A patent/CN117231022A/en active Pending
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