CN214577121U - Novel underground excavation construction support frame - Google Patents
Novel underground excavation construction support frame Download PDFInfo
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- CN214577121U CN214577121U CN202120580329.5U CN202120580329U CN214577121U CN 214577121 U CN214577121 U CN 214577121U CN 202120580329 U CN202120580329 U CN 202120580329U CN 214577121 U CN214577121 U CN 214577121U
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Abstract
The utility model relates to a secretly dig construction support technical field specifically is a novel secretly dig construction support, connect the dead lever upper end and run through and seted up the convex and introduce the groove, and connect the dead lever top and set up the protection roof, protection roof lower extreme bilateral symmetry sets up the access pole of screw connection, and is through right the utility model discloses a setting can make the connecting rod conveniently change the protection roof without the type, not only is favorable to the quick installation of device to match the protection roof that secretly dig the construction corresponds like this, and this use can strengthen the fixed to the protection roof moreover, can effectively prevent the phenomenon that the protection roof from rocking from appearing like this, and further in protection roof manufacture, can save the raw materials of making the protection roof.
Description
Technical Field
The utility model relates to a secretly dig construction support technical field specifically is a novel secretly dig construction support.
Background
When a tunnel and an underground building project are constructed, corresponding spaces need to be excavated firstly, and then a lining is built in the spaces, although the shallow-buried underground excavation construction technology is mature, due to uncertainty of engineering hydrogeological conditions and complexity of construction environment, a plurality of construction risks still exist in the construction process of the shallow-buried underground excavation underground project, a plurality of risk accidents also occur, and a support frame needs to be used for providing certain support protection in the construction process;
a novel undercut construction support under prior art can reach and conveniently carry, with fast assembly's ability, nevertheless this device still has certain defect, if will change the protection roof on the current device, must take the connecting rod to change together, consequently need extravagant material of removal in carrying out the manufacturing process to the protection roof, only make this moment to the protection roof, do not change the connecting rod, can reduce the volume of protection roof, and then can make things convenient for the staff to carry the operation to the protection roof.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel undercut construction support to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel underground excavation construction support frame is characterized in that a convex introduction groove is formed in the upper end of a connecting fixing rod in a penetrating mode, a protective top plate is arranged above the connecting fixing rod, screw-connected insertion rods are symmetrically arranged on two sides of the lower end of the protective top plate, a containing clamping groove is formed in one end of each insertion rod, a screw-connected middle support plate is arranged on one side of the upper end of the connecting fixing rod, welded three-dimensional columns are symmetrically arranged on two sides of the upper end of the middle support plate, an adjusting square block in hinged connection is arranged on the upper end of each three-dimensional column, a welded convex guide block is arranged on the upper end of each adjusting square block, an arc scheduling plate is arranged above each convex guide block, an integrally-formed clamping block is arranged at one end of each arc scheduling plate, an integrally-formed rectangular contact plate is arranged on one side of the lower end of each arc scheduling plate, an elastic supply spring is arranged on one side of each rectangular contact plate, and a regulating screw rod in threaded connection is arranged at the middle end of the middle support plate in a penetrating mode, and the upper end of the regulating screw rod is provided with a lifting plate connected by a rotating shaft, and two sides of the upper end of the lifting plate are symmetrically provided with prying blocks connected by screws.
Preferably, the position of the containing clamping groove corresponds to the clamping block, and the height of the outer end of the containing clamping groove is the same as the maximum height of the clamping block.
Preferably, one end of the adjusting block is in contact with the elasticity providing spring, a circular groove corresponding to the elasticity providing spring is formed in one end of the adjusting block, and one end of the elasticity providing spring is located inside the circular groove.
Preferably, the length of the convex guide block is half of the length of the arc-shaped dispatching plate, and the lower end of the arc-shaped dispatching plate is provided with a convex groove corresponding to the convex guide block.
Preferably, the lower side of one end of the arc-shaped dispatching plate is provided with a rectangular groove corresponding to the prying block, and the depth of the rectangular groove in the groove is greater than one half of the height of the prying block.
Compared with the prior art, the beneficial effects of the utility model are that:
through right the utility model discloses a setting can be so that the connecting rod conveniently changes the protection roof without the type, not only be favorable to the device to install fast and match the protection roof that the undercut construction corresponds like this, and this use can be strengthened the fixed to the protection roof moreover, can effectively prevent like this that the phenomenon of rocking from appearing in the protection roof, and further in protection roof manufacture, can save the raw materials of making the protection roof.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a right side view of the present invention;
fig. 3 is a perspective view of the connection fixing rod of the present invention.
In the figure: the device comprises a connecting fixing rod 1, a convex introducing groove 2, a protective top plate 3, an access rod 4, an accommodating clamping groove 5, a middle supporting plate 6, a stereoscopic column 7, an adjusting square 8, a convex guide block 9, an arc-shaped scheduling plate 10, a clamping block 11, a rectangular contact plate 12, an elasticity providing spring 13, an adjusting screw 14, a lifting plate 15 and a prying block 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the upper end of the connecting fixed rod 1 is provided with a convex introduction groove 2 in a penetrating way, a protective top plate 3 is arranged above the connecting fixed rod 1, the two sides of the lower end of the protective top plate 3 are symmetrically provided with access rods 4 connected by screws, the shape of one end of each access rod 4 is the same as that of the convex introduction groove 2, the length of each access rod 4 is larger than the depth of the convex introduction groove 2, one end of each access rod 4 is provided with a clamping groove 5, the position of each clamping groove 5 is corresponding to the clamping block 11, the height of the outer end of each clamping groove 5 is the same as the maximum height of the clamping block 11, one side of the upper end of the connecting fixed rod 1 is provided with a middle support plate 6 connected by screws, the two sides of the upper end of the middle support plate 6 are symmetrically provided with welded three-dimensional columns 7, the upper end of each three-dimensional column 7 is provided with an adjusting block 8 connected in a hinged way, one end of the adjusting block 8 is contacted with an elasticity providing spring 13, and one end of the adjusting block 8 is provided with a circular groove corresponding to the elasticity providing spring 13, one end of an elasticity providing spring 13 is positioned in the circular groove, the upper end of the adjusting square 8 is provided with a convex guide block 9 which is welded, the length of the convex guide block 9 is one half of the length of the arc dispatching plate 10, the lower end of the arc dispatching plate 10 is provided with a convex groove corresponding to the convex guide block 9, the arc dispatching plate 10 is arranged above the convex guide block 9, the lower side of one end of the arc dispatching plate 10 is provided with a rectangular groove corresponding to a prying block 16, the depth of the rectangular groove in the groove is more than one half of the height of the prying block 16, one end of the arc dispatching plate 10 is provided with an integrally formed clamping block 11, one side of the lower end of the arc dispatching plate 10 is provided with an integrally formed rectangular contact plate 12, one end of the rectangular contact plate 12 is provided with a cylinder which is positioned in the elasticity providing spring 13, one side of the rectangular contact plate 12 is provided with the elasticity providing spring 13, the middle end of the middle supporting plate 6 is provided with a regulating screw 14 which is in threaded connection, and the upper end of the regulating screw 14 is provided with a lifting plate 15 connected with a rotating shaft, and two sides of the upper end of the lifting plate 15 are symmetrically provided with prying blocks 16 connected with screws.
The working principle is as follows: insert the inside that groove 2 was introduced to the convex to access pole 4, and under the effect that spring 13 and rectangle contact plate 12 were provided to elasticity, screens piece 11 can be by the inside of springing into holding screens groove 5, further can rotate control screw 14, make simultaneously sled piece 16 enter into the square inslot on the arc dispatch board 10, can further rotate control screw 14 afterwards, sled piece 16 can drive arc dispatch board 10 upward movement this moment, further under the effect of three-dimensional post 7, adjust square 8 and can carry out the angle change, the other end of arc dispatch board can push down this moment, and then can strengthen fixedly to access pole 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a novel secretly dig construction support, includes and connects dead lever (1), its characterized in that: the upper end of the connecting fixing rod (1) is provided with a convex introduction groove (2) in a penetrating manner, a protective top plate (3) is arranged above the connecting fixing rod (1), screw-connected access rods (4) are symmetrically arranged at the two sides of the lower end of the protective top plate (3), a clamping groove (5) is arranged at one end of each access rod (4), a middle supporting plate (6) is arranged at one side of the upper end of the connecting fixing rod (1) and is in screw connection, welded three-dimensional columns (7) are symmetrically arranged at the two sides of the upper end of the middle supporting plate (6), hinged adjusting blocks (8) are arranged at the upper ends of the three-dimensional columns (7), welded convex guide blocks (9) are arranged at the upper ends of the adjusting blocks (8), an arc scheduling plate (10) is arranged above the convex guide blocks (9), an integrally-formed clamping block (11) is arranged at one end of the arc scheduling plate (10), an integrally-formed rectangular contact plate (12) is arranged at one side of the lower end of the arc scheduling plate (10), and rectangle contact board (12) one side is provided with elasticity and provides spring (13), middle part backup pad (6) middle-end runs through regulation and control screw rod (14) that set up threaded connection, and sets up lifter plate (15) that the pivot is connected on regulation and control screw rod (14), lifter plate (15) upper end bilateral symmetry sets up the sled piece (16) of screw connection.
2. The novel underground excavation construction supporting frame according to claim 1, characterized in that: the position of the accommodating clamping groove (5) corresponds to the clamping block (11), and the height of the outer end of the accommodating clamping groove (5) is the same as the maximum height of the clamping block (11).
3. The novel underground excavation construction supporting frame according to claim 1, characterized in that: one end of the adjusting block (8) is in contact with the elasticity providing spring (13), a circular groove corresponding to the elasticity providing spring (13) is formed in one end of the adjusting block (8), and one end of the elasticity providing spring (13) is located inside the circular groove.
4. The novel underground excavation construction supporting frame according to claim 1, characterized in that: the length of the convex guide block (9) is half of the length of the arc-shaped dispatching plate (10), and the lower end of the arc-shaped dispatching plate (10) is provided with a convex groove corresponding to the convex guide block (9).
5. The novel underground excavation construction supporting frame according to claim 1, characterized in that: a rectangular groove corresponding to the prying block (16) is formed in the lower side of one end of the arc-shaped dispatching plate (10), and the depth of the rectangular groove is larger than half of the height of the prying block (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120580329.5U CN214577121U (en) | 2021-03-23 | 2021-03-23 | Novel underground excavation construction support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120580329.5U CN214577121U (en) | 2021-03-23 | 2021-03-23 | Novel underground excavation construction support frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214577121U true CN214577121U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120580329.5U Active CN214577121U (en) | 2021-03-23 | 2021-03-23 | Novel underground excavation construction support frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214577121U (en) |
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2021
- 2021-03-23 CN CN202120580329.5U patent/CN214577121U/en active Active
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