CN219299334U - Tunnel tunnel top protection frame - Google Patents
Tunnel tunnel top protection frame Download PDFInfo
- Publication number
- CN219299334U CN219299334U CN202223391791.4U CN202223391791U CN219299334U CN 219299334 U CN219299334 U CN 219299334U CN 202223391791 U CN202223391791 U CN 202223391791U CN 219299334 U CN219299334 U CN 219299334U
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- protection
- frame
- support frame
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- frame main
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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
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Lining And Supports For Tunnels (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a tunnel top protection frame which comprises a protection support frame main body and a telescopic protection frame, wherein the telescopic protection frame is connected to the protection support frame main body in a sliding mode, a nut seat is arranged on the protection support frame main body, a screw rod is connected with the nut seat in an internal threaded mode, a shaft seat is connected onto the screw rod in a rotating mode, and the shaft seat is fixedly connected onto the telescopic protection frame. The beneficial effects of the utility model are as follows: in the use, can be quick install the protection frame wholly in the protection position, the installation is directly propped up through protection support frame main part and flexible protection frame, and rotatory lead screw operates the protection frame and carries out the chucking spacing to the protection position, consequently the protection department at its tunnel top of strutted, protection below personnel safety avoids falling the stone whereabouts.
Description
Technical Field
The utility model relates to a protective frame, in particular to a protective frame for the top of a tunnel roadway, and belongs to the technical field of protective frames.
Background
In the construction process of the tunnel roadway, protection work is needed to be done in the construction process, so that the safety of field personnel is ensured.
Because the tunnel needs to be drilled on the top in some maintenance or equipment installation works and the like, and in the construction process, a plurality of groups of drilling operations are carried out, after each group of drilling works are finished, when equipment is not installed, broken stone can fall in the holes, so that the safety of field personnel below the broken stone is affected, the traditional protective frame is inconvenient to support or complicated to support, the construction time of the field is affected, and the tunnel top protective frame provided by the utility model solves the problems.
Disclosure of Invention
The utility model aims to solve the problems and provide the protection frame for the tunnel top, and the device can rapidly install the whole protection frame at a protection position in the using process, the installation is to directly support the protection frame through the protection support frame main body and the telescopic protection frame, and the protection frame is operated by rotating the screw rod to clamp and limit the protection position, so that the protection position of the tunnel top is supported, the safety of personnel below is protected, and falling rocks are prevented.
The utility model realizes the aim through the following technical scheme that the tunnel top protection frame comprises a protection support frame main body and a telescopic protection frame, wherein the telescopic protection frame is connected to the protection support frame main body in a sliding manner, a nut seat is arranged on the protection support frame main body, a screw rod is connected to the nut seat in an internal thread manner, a shaft seat is connected to the screw rod in a rotating manner, and the shaft seat is fixedly connected to the telescopic protection frame;
the telescopic protection frame is provided with a limiting plate, and the limiting plate and the protection support frame main body are connected with a supporting rod in a clamping mode.
Preferably, the inside fixedly connected with guide rail pole of protection support frame main part, fixedly connected with sliding sleeve on the flexible protection frame, sliding sleeve sliding connection is on the guide rail pole.
Preferably, the protection support frame main body is provided with a first clamping groove, the limiting plate is provided with a second clamping groove, the first clamping groove and the second clamping groove are movably clamped with a I-shaped sliding block, and the abutting rod is fixedly connected to the I-shaped sliding block.
Preferably, the baffle is fixedly connected to the I-shaped sliding block, and the clamping bolt is connected to the baffle through threads.
Preferably, a rotating handle is arranged on the screw rod.
The beneficial effects of the utility model are as follows:
this tunnel top protection frame, in carrying out the use, can be quick install the protection frame wholly in the protection position, the installation is directly propped up through protection support frame main part and flexible protection frame, and rotatory lead screw operates the protection frame and carries out the chucking spacing to the protection position, consequently the protection department at its tunnel top of strut, protection below personnel safety avoids falling the stone whereabouts.
This tunnel top protection frame, guide rail pole and the sliding sleeve that set up are realized providing the support to protection support frame main part and flexible protection frame, guarantee protection support frame main part and flexible protection frame and strut after the protection, stability is good, non-deformable, and atress bearing capacity is stronger.
Drawings
FIG. 1 is a first view of a schematic overall structure of the present utility model;
FIG. 2 is a schematic view of the whole structure of the present utility model at a second view angle;
FIG. 3 is a schematic structural view of a main body of the protective support frame according to the present utility model;
FIG. 4 is a schematic structural view of the telescopic protection frame of the present utility model.
In the figure: 1. a protective support frame body; 101. a guide rail rod; 102. a first clamping groove; 2. a telescopic protective frame; 201. a sliding sleeve; 3. a nut seat; 4. a screw rod; 5. a shaft seat; 6. a limiting plate; 601. a second clamping groove; 7. a tightening rod; 8. an I-shaped sliding block; 801. a baffle; 802. and clamping the bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.
Example 1:
referring to fig. 1-4, a tunnel top protection frame comprises a protection support frame main body 1 and a telescopic protection frame 2, wherein the telescopic protection frame 2 is slidably connected to the protection support frame main body 1, a nut seat 3 is arranged on the protection support frame main body 1, a screw rod 4 is connected with an internal thread of the nut seat 3, a shaft seat 5 is rotatably connected to the screw rod 4, and the shaft seat 5 is fixedly connected to the telescopic protection frame 2;
the telescopic protection frame 2 is provided with a limiting plate 6, and the limiting plate 6 and the protection support frame main body 1 are connected with a supporting rod 7 in a clamping mode.
This tunnel top protection frame is in carrying out the use, and the protection frame is whole to be installed in the protection position that can be quick, and the installation is directly propped up through protection support frame main part 1 and flexible protection frame 2, and rotatory lead screw 4 operates the protection frame and carries out the chucking spacing to the protection position, consequently the protection department at its tunnel top of supporting, protection below personnel safety avoids falling the stone.
Example 2:
referring to fig. 1-4, a tunnel top protection frame comprises a protection support frame main body 1 and a telescopic protection frame 2, wherein the telescopic protection frame 2 is slidably connected to the protection support frame main body 1, a nut seat 3 is arranged on the protection support frame main body 1, a screw rod 4 is connected with an internal thread of the nut seat 3, a shaft seat 5 is rotatably connected to the screw rod 4, and the shaft seat 5 is fixedly connected to the telescopic protection frame 2;
the telescopic protection frame 2 is provided with a limiting plate 6, and the limiting plate 6 and the protection support frame main body 1 are connected with a supporting rod 7 in a clamping mode.
The inside fixedly connected with guide rail pole 101 of protection support frame main part 1, fixedly connected with sliding sleeve 201 on the flexible protection frame 2, sliding sleeve 201 sliding connection is on guide rail pole 101, and guide rail pole 101 and the sliding sleeve 201 that set up are realized providing the support to protection support frame main part 1 and flexible protection frame 2, guarantee protection support frame main part 1 and flexible protection frame 2 and strut the protection after, stability is good, non-deformable, and the atress bearing capacity is stronger.
The protection support frame main part 1 is last to have offered first draw-in groove 102, has offered the second draw-in groove 601 on the limiting plate 6, and first draw-in groove 102 and the interior movable joint of second draw-in groove 601 have worker shape slider 8, support tight pole 7 fixed connection on worker shape slider 8, the setting of tight pole 7 and worker shape slider 8 of support that sets up can make the position of supporting tight pole 7 conveniently carry out sideslip and regulation to make when supporting tightly, guarantee to support tight pole 7 to better to tunnel's top chucking position, difficult pine takes off after the joint.
Fixedly connected with baffle 801 on the I-shaped slider 8, threaded connection has clamping bolt 802 on the baffle 801, and the baffle 801 of setting can realize providing the chucking spacing to I-shaped slider 8, guarantees that I-shaped slider 8 and the position of supporting tight pole 7 are convenient for adjust and fix a position.
Be equipped with the rotation handle on the lead screw 4, the rotation handle that sets up conveniently realizes rotating lead screw 4, and then realizes strutting and protecting protection support frame main part 1 and flexible protection frame 2.
When the tunnel top protection frame is used, the protection support frame main body 1 and the telescopic protection frame 2 are placed at the position where the tunnel top needs to be protected, then the screw rod 4 is rotated, the screw rod 4 moves along the screw rod 3 in a spiral manner and pushes the shaft seat 5 to move, the shaft seat 5 drives the telescopic protection frame 2 to transversely slide along the protection support frame main body 1, the telescopic protection frame 2 drives the sliding sleeve 201 to transversely move along the guide rail rod 101, and finally the limiting plate 6 and the supporting rod 7 on the protection support frame main body 1 clamp and limit the two sides of the tunnel top, so that the protection frame is integrally installed, the tunnel top is protected, and falling rocks are avoided.
In sum, this tunnel top protection frame compares in prior art, has the advantage:
this tunnel top protection frame is in carrying out the use, and the protection frame is whole to be installed in the protection position that can be quick, and the installation is directly propped up through protection support frame main part 1 and flexible protection frame 2, and rotatory lead screw 4 operates the protection frame and carries out the chucking spacing to the protection position, consequently the protection department at its tunnel top of supporting, protection below personnel safety avoids falling the stone.
This tunnel top protection frame, guide rail pole 101 and the sliding sleeve 201 that set up are realized providing the support to protection support frame main part 1 and flexible protection frame 2, guarantee protection support frame main part 1 and flexible protection frame 2 struts after the protection, and stability is good, non-deformable, and atress bearing capacity is stronger.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a tunnel top protection frame, includes protection support frame main part (1) and flexible protection frame (2), its characterized in that:
the telescopic protection frame (2) is slidably connected to the protection support frame main body (1), a nut seat (3) is arranged on the protection support frame main body (1), a screw rod (4) is connected to the nut seat (3) in a threaded mode, a shaft seat (5) is rotatably connected to the screw rod (4), and the shaft seat (5) is fixedly connected to the telescopic protection frame (2);
the telescopic protection frame (2) is provided with a limiting plate (6), and the limiting plate (6) and the protection support frame main body (1) are connected with a supporting rod (7) in a clamping mode.
2. The tunnel roadway top protective frame of claim 1, wherein: the inside fixedly connected with guide rail pole (101) of protection support frame main part (1), fixedly connected with sliding sleeve (201) on flexible protection frame (2), sliding sleeve (201) sliding connection is on guide rail pole (101).
3. The tunnel roadway top protective frame of claim 1, wherein: the protection support frame is characterized in that a first clamping groove (102) is formed in the protection support frame main body (1), a second clamping groove (601) is formed in the limiting plate (6), an I-shaped sliding block (8) is movably clamped in the first clamping groove (102) and the second clamping groove (601), and the abutting rod (7) is fixedly connected to the I-shaped sliding block (8).
4. A tunnel roof protection frame according to claim 3, wherein: the fixture is characterized in that a baffle plate (801) is fixedly connected to the I-shaped sliding block (8), and a clamping bolt (802) is connected to the baffle plate (801) in a threaded mode.
5. The tunnel roadway top protective frame of claim 1, wherein: the screw rod (4) is provided with a rotating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223391791.4U CN219299334U (en) | 2022-12-16 | 2022-12-16 | Tunnel tunnel top protection frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223391791.4U CN219299334U (en) | 2022-12-16 | 2022-12-16 | Tunnel tunnel top protection frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219299334U true CN219299334U (en) | 2023-07-04 |
Family
ID=86985883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223391791.4U Active CN219299334U (en) | 2022-12-16 | 2022-12-16 | Tunnel tunnel top protection frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219299334U (en) |
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2022
- 2022-12-16 CN CN202223391791.4U patent/CN219299334U/en active Active
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