CN219569654U - Prefabricated safety device in entrance to a cave - Google Patents
Prefabricated safety device in entrance to a cave Download PDFInfo
- Publication number
- CN219569654U CN219569654U CN202320242396.5U CN202320242396U CN219569654U CN 219569654 U CN219569654 U CN 219569654U CN 202320242396 U CN202320242396 U CN 202320242396U CN 219569654 U CN219569654 U CN 219569654U
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- CN
- China
- Prior art keywords
- frame
- frame body
- reinforcing bar
- safety device
- reinforcing steel
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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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a safety protection device for prefabricating a tunnel portal, which comprises a rectangular frame body, reinforcing steel bars and rubber sleeves, wherein the frame body is uniformly provided with a plurality of reinforcing steel bars which are transversely and longitudinally arranged, two ends of each reinforcing steel bar penetrate through the frame body, the rubber sleeves are arranged at the end parts of the reinforcing steel bars, and reinforcing steel bar meshes for covering the reinforcing steel bars are arranged on the upper end face of the frame body. The utility model has the characteristics of convenient carrying, low production cost, high structural strength, convenient disassembly and assembly, and the like.
Description
Technical Field
The utility model relates to the technical field of construction engineering, in particular to a safety protection device for prefabricating an opening.
Background
At present, to the entrance to a cave protection of former soil trompil, job site adopts self-control reinforcing bar net piece or two kinds of forms of customized safety protection mostly, and wherein customized safety protection brand style is different, has the product that can't reduce the security risk, and the characteristics of this kind of product include: is easy to move; is easy to damage; the specification is limited, and the construction of different specification requirements cannot be met.
The product is easy to move, the protective cover plate is easy to displace after being influenced by external force, the effect of protecting the opening cannot be achieved, the protective cover plate has poor anti-theft performance, and the anti-theft performance in the open-air operation environment cannot be ensured.
The product is easy to damage, and the damage causes are mostly divided into natural conditions and construction external force, wherein the natural conditions cause: the construction operation environment is greatly influenced by natural weather, and safety measures such as protective cover plates and the like are influenced by natural environment to easily generate phenomena such as corrosion, deformation and the like; the reason of construction external force is as follows: the construction sites adopt a plurality of mechanical cooperative operations, certain external force operation is inevitably generated for hole protection in the mechanical operation, and the external force operation also exists in the lifting process of hole protection measures, so that the protection device is easy to be irreversibly damaged and cannot be recycled under the action of various external forces for a long time.
The product specification is limited, and the construction with different parameter requirements cannot be applied. The entrance to a cave that has different aperture requirements in the construction operation needs to carry out safety protection, can't do a specification and be applicable to multiple construction operation, can't realize the product advantage of integrating.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a safety protection device for prefabrication of a tunnel portal, which has the characteristics of convenience in carrying, low production cost, high structural strength, convenience in disassembly and assembly and the like.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a prefabricated safety device in entrance to a cave, including the frame body of rectangle, reinforcing bar and rubber sleeve, the frame body on evenly be provided with a plurality of reinforcing bars that are horizontal and longitudinal arrangement, the both ends of reinforcing bar pass the frame body, the tip department of reinforcing bar all install the rubber sleeve, the frame body up end on install the reinforcing bar net piece that covers the reinforcing bar.
The whole structural strength that is used for improving the device through the installation frame body among this technical scheme is used for playing the supporting role through the installation reinforcing bar, avoids someone to step on the device after, directly drops in the entrance to a cave from the internal circle of frame, is used for supplementing the hourglass of reinforcing bar simultaneously through the reinforcing bar net piece, avoids someone's foot to insert in the hourglass, causes the potential safety hazard, through installation rubber sleeve, avoids the reinforcing bar roll-off.
As a supplement to the technical scheme, the frame body is assembled by four frame supports connected end to end, and is convenient for workers to disassemble, assemble and carry through the four frame supports.
As a supplement to the technical scheme, one end of the frame support is provided with a plug connector, the other end of the frame support is provided with a jack, and the frame support is conveniently connected in an end-to-end manner through the plug connector and the jack to form fixation.
As a supplement to the technical scheme, the upper side of the frame support is symmetrically provided with a plurality of handles, and the carrying device is convenient by installing the handles.
As a supplement to the technical scheme, the lower side of the frame support is provided with a support frame extending downwards, the side surface of the upper end of the support frame is provided with an extending locating frame extending horizontally, the height of the whole device is improved by installing the support frame, and meanwhile, the lower part of the device is provided with a support structure with a T-shaped section by installing the extending locating frame, so that the integral strength of the device is improved.
As a supplement to the technical scheme, the lower end of the supporting frame adopts an inclined plane structure, and the lower end face can be conveniently inserted into the land around the hole through the inclined plane structure.
As a supplement to the technical scheme, the frame support is uniformly provided with the splicing hole groups for splicing the reinforcing steel bars, the splicing hole groups are formed by four rectangular hole sites, the number density of the reinforcing steel bars is increased by the splicing hole groups, and the bearing capacity of the reinforcing steel bars is improved.
The beneficial effects are that: the utility model relates to a safety protection device for prefabricating a hole, which is used for improving the whole structural strength of the device by installing a frame body, has a supporting effect by installing reinforcing steel bars, avoids a person stepping on the device, directly falls into the hole from the inner ring of the frame body, and simultaneously is used for supplementing the hollow leakage of the reinforcing steel bars by a reinforcing steel bar net sheet, thereby avoiding potential safety hazards caused by the insertion of the person's feet into the hollow leakage.
Drawings
FIG. 1 is a top view of the present utility model;
FIG. 2 is a structural view of a frame support according to the present utility model;
fig. 3 is a top view of the present utility model after the reinforcing mesh is installed;
fig. 4 is a structural view of the growing tenon of the present utility model.
The diagram is: 1. the frame comprises a frame support, 2, a plug connector, 3, a handle, 4, a support frame, 5, an extension positioning frame, 6, a plug hole group, 7, a plug hole, 8, an inclined plane structure, 9, a frame body, 10, reinforcing steel bars, 11, a rubber sleeve, 12, a reinforcing steel bar net piece, 13 and a plug connector.
Detailed Description
The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the utility model as defined in the appended claims.
The embodiment of the utility model relates to a safety protection device for prefabricating a tunnel portal, which comprises a rectangular frame body 9, reinforcing steel bars 10 and rubber sleeves 11, wherein the frame body 9 is uniformly provided with a plurality of reinforcing steel bars 10 which are transversely and longitudinally arranged, two ends of the reinforcing steel bars 10 penetrate through the frame body 9, the rubber sleeves 11 are arranged at the end parts of the reinforcing steel bars 10, and a reinforcing steel bar net sheet 12 for covering the reinforcing steel bars 10 is arranged on the upper end surface of the frame body 9.
The whole structural strength that is used for improving the device through installing the frame body 9 in this technical scheme is used for playing the supporting role through installing the reinforcing bar 10, avoids someone to step on the device after, directly drops in the entrance to a cave from the frame body 9 inner circle, is used for supplementing the hourglass of reinforcing bar 10 simultaneously through reinforcing bar net piece 12, avoids someone's foot to insert in the hourglass, causes the potential safety hazard, through installing rubber sleeve 11, avoids reinforcing bar 10 roll-off.
As a supplement to the technical scheme, the frame body 9 is assembled by four frame supports 1 connected end to end, and is convenient for workers to disassemble, assemble and carry through the four frame supports 1.
As a supplement to the technical scheme, one end of the frame support 1 is provided with the plug connector 2, the other end is provided with the jack 7, and the plug connector 2 and the jack 7 are arranged to facilitate head-to-tail butt joint to form fixation.
As a supplement to the technical scheme, the upper side of the frame bracket 1 is symmetrically provided with a plurality of handles 3, and the carrying device is convenient by installing the handles 3.
As a supplement to the technical scheme, the lower side of the frame support 1 is provided with a support frame 4 extending downwards, the side surface of the upper end of the support frame 4 is provided with an extending locating frame 5 extending horizontally, the height of the whole device is improved by installing the support frame 4, and meanwhile, the lower part forms a support structure with a T-shaped section by installing the extending locating frame 5, so that the integral strength of the device is improved.
As a supplement to the technical scheme, the lower end of the supporting frame 4 adopts an inclined plane structure 8, and the lower end face can be conveniently inserted into the land around the hole through the inclined plane structure 8.
As a supplement to the technical scheme, the frame support 1 is uniformly provided with the splicing hole groups 6 for splicing the reinforcing steel bars 10, the splicing hole groups 6 are formed by four rectangular hole sites, the number density of the reinforcing steel bars 10 is increased by the splicing hole groups 6, and the bearing capacity of the reinforcing steel bars is improved.
Examples
As shown in fig. 1 and 4, when assembling, firstly, the frame support 1 is transported to a construction site by using the handle 3 on the frame support 1, the protection size is selected according to the condition of the construction site, the appropriate space is selected for assembling, the prefabricated plug connector 2 and the jack 7 are used for butt joint end to form the assembling of the frame body 9, and if the protection length is more than 2m according to the construction requirement, the extension tenon and the frame support 1 are used for extension and then the assembling is performed. After the assembly is completed, the frame body 9 is hammered by a rubber hammer manually until all the cutting edges formed by the inclined surface structure 8 are hammered into the original soil. Proceeding to this step, the preformed safety device of the opening is completed after insertion of the rebar 10 or placement of the rebar mesh 12.
The above-mentioned details of the pre-fabricated safety protection device for the tunnel portal provided by the utility model, and specific examples are applied to illustrate the principle and the implementation of the utility model, and the above examples are only used for helping to understand the method and the core idea of the utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.
Claims (7)
1. A prefabricated safety device in entrance to a cave, its characterized in that: including rectangle frame body (9), reinforcing bar (10) and rubber sleeve (11), frame body (9) on evenly be provided with a plurality of reinforcing bars (10) that are horizontal and longitudinal arrangement, the both ends of reinforcing bar (10) pass frame body (9), the tip department of reinforcing bar (10) all install rubber sleeve (11), frame body (9) up end on install reinforcing bar net piece (12) that cover reinforcing bar (10).
2. A pre-made safety device for an opening according to claim 1, characterized in that: the frame body (9) is assembled by four frame supports (1) connected end to end.
3. A pre-made safety device for an opening according to claim 2, characterized in that: one end of the frame bracket (1) is provided with an inserting head (2), and the other end is provided with an inserting hole (7).
4. A pre-made safety device for an opening according to claim 2, characterized in that: the upper side of the frame bracket (1) is symmetrically provided with a plurality of handles (3).
5. A pre-made safety device for an opening according to claim 2, characterized in that: the lower side of the frame bracket (1) is provided with a supporting frame (4) extending downwards, and the side surface of the upper end of the supporting frame (4) is provided with an extending locating frame (5) extending horizontally.
6. The pre-made safety protection device for a tunnel portal of claim 5, wherein: the lower end of the supporting frame (4) adopts an inclined plane structure (8).
7. A pre-made safety device for an opening according to claim 2, characterized in that: the frame support (1) on evenly be arranged and be used for spliced eye group (6) of reinforcing bar (10) grafting, spliced eye group (6) have four hole sites that are the rectangle and arrange to constitute.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320242396.5U CN219569654U (en) | 2023-02-17 | 2023-02-17 | Prefabricated safety device in entrance to a cave |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320242396.5U CN219569654U (en) | 2023-02-17 | 2023-02-17 | Prefabricated safety device in entrance to a cave |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219569654U true CN219569654U (en) | 2023-08-22 |
Family
ID=87667618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320242396.5U Active CN219569654U (en) | 2023-02-17 | 2023-02-17 | Prefabricated safety device in entrance to a cave |
Country Status (1)
Country | Link |
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CN (1) | CN219569654U (en) |
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2023
- 2023-02-17 CN CN202320242396.5U patent/CN219569654U/en active Active
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