CN214787441U

CN214787441U - Novel U-shaped shed supporting device

Info

Publication number: CN214787441U
Application number: CN202120938277.4U
Authority: CN
Inventors: 葛强平; 葛少龙; 葛强
Original assignee: Huainan Longqiang Machinery Manufacturing Co ltd
Current assignee: Huainan Longqiang Machinery Manufacturing Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-19
Anticipated expiration: 2031-05-06

Abstract

The utility model relates to a novel U type canopy is strutted device, the motor support column comprises a support column, every side of the three side in support column bottom symmetry respectively fixed mounting have two pivot framves, rotate in the middle of the pivot frame and install branch pillar, branch bottom of the column fixed mounting has the cushion, divide pillar middle part side to run through and seted up the spacing hole of second, the utility model discloses a reasonable structural design at first in tunnel cross-section bilateral symmetry tremble the support column, adjust and divide proper angle between pillar and the support column to make and divide the spacing hole of second in the pillar and certain first spacing hole coincidence in the fan-shaped stopper, run through inserting two stoppers through the slotting this moment, reach the effect of fixed branch pillar, realized consolidating the ability of grabbing on support column and ground.

Description

Novel U-shaped shed supporting device

Technical Field

The utility model belongs to the technical field of the roadway support device, especially, relate to a novel U type canopy is strutted device.

Background

The U-shaped shed supporting device is mainly used for secondary supporting of mine roadways, mountain-crossing tunnels and the like, has the characteristics of large bearing pressure, long supporting time and the like, and well guarantees the personal safety of roadway constructors.

The existing U-shaped shed supporting device has better strength requirement, and construction workers need to transport a steel structure with larger mass to a U-shaped shed top by great force, and the steel structure is bound and installed, so that the time and the labor are wasted, the contact stress of the shed top and a roadway is uneven, stress difference exists between the built supporting device and the wall contact surface of the roadway, shed legs are different from the stress of the ground, and dangerous accidents such as slipping and kneeling, collapse, breaking and the like of the shed legs are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem lie in providing a novel U type canopy supporting device, solved the tunnel and built the U type when supporting device appear because the steel construction is too heavy lead to building the process problem that wastes time and energy, solved the problem of dangerous accidents such as U type canopy supporting device in the course of the work with the different production of tunnel wall contact atress that the canopy leg slips and kneels, collapses, breaks.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel U-shaped shed supporting device comprises a supporting column, wherein each side surface of three side surfaces of the bottom of the supporting column is symmetrically and fixedly provided with two rotating shaft frames, the middle of each rotating shaft frame is rotatably provided with a branch column, the bottom of each branch column is fixedly provided with a cushion block, the middle side surface of each branch column is provided with a second limiting hole in a penetrating manner, the bottom of each rotating shaft frame is symmetrically and fixedly provided with a fan-shaped limiting block, the bottom side surface of each fan-shaped limiting block is provided with a plurality of first limiting holes, the inside of each first limiting hole is slidably provided with an inserting cutter, the middle side surface of each supporting column is fixedly provided with a lower supporting platform, the top side of each supporting column is provided with an I-shaped groove in a penetrating manner, an I-shaped column is slidably arranged inside each I-shaped groove, the side surface of each I-shaped column is fixedly provided with an upper supporting platform, the two sides of each I-shaped column are symmetrically rotatably provided with a fixing square block, the top sides of the fixing square are respectively and fixedly provided with a bow-shaped support, a plurality of limiting blocks are fixedly mounted at the top of the arch-shaped support, and sleepers are fixedly mounted on two sides of each limiting block.

Preferably, the middle part of the rotating shaft frame is rotatably provided with a first rotating shaft, and the middle part of the outer side of the first rotating shaft is fixedly provided with a branch supporting column.

Preferably, the two sides of the i-shaped column are symmetrically and rotatably provided with a second rotating shaft, and the side surface of the second rotating shaft is fixedly provided with a fixing block.

Preferably, a hydraulic rod is fixedly installed on the top side of the lower support, and the top end of the hydraulic rod is fixedly installed on the bottom side of the upper support.

Preferably, a plurality of nuts are fixedly mounted on the bottom side of the arch-shaped support, a bolt is sleeved in the middle of each nut, and the bolt penetrates through the nut on one side to be in threaded connection with the nut on the bottom side of the arch-shaped support on the other side.

The utility model has the advantages that: the utility model discloses a reasonable structural design, at first in tunnel cross-section bilateral symmetry establish the support column, adjust the appropriate angle between branch pillar and the support column and make the second spacing hole in the branch pillar coincide with certain first spacing hole in the fan-shaped stopper, run through and insert two stoppers through the slotting at this moment, reach the effect of fixed branch pillar, realized the ability of grabbing ground of reinforcing support column and ground;

the I-shaped column is lowered to the lowest point by adjusting the height of the hydraulic rod, the two ends of the arch-shaped support are rotatably installed on the I-shaped column through the matching of the second rotating shaft and the fixing square block, the two arch-shaped supports are rotated to the highest point by taking the second rotating shaft as the axis, and then the two arch-shaped supports are fixed through the matching of bolts and nuts of the two arch-shaped supports, so that the effect of time-saving, labor-saving and quick installation of the arch-shaped supports is realized;

jacking upper prop through adjusting hydraulic stem height, upper prop drive type post slide in the I-shaped groove and rise to make bow type support rise and tunnel top surface in close contact with, the sleeper of fixed mounting between the stopper of bow type support top side has increased the area of contact of U type canopy supporting device with the tunnel, has realized that the atress of contact surface is even between U type supporting device and the tunnel.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall side view of the present invention;

FIG. 3 is a schematic view of the installation of the bow-shaped bracket of the present invention;

FIG. 4 is a schematic view of the sub-pillar installation of the present invention;

fig. 5 is a top view of the inventive i-shaped column.

Illustration of the drawings:

1. a support pillar; 2. a spindle bracket; 3. a first rotating shaft; 4. a fan-shaped limiting block; 5. a first limit hole; 6. dividing the support; 7. cushion blocks; 8. slotting; 9. a lower support platform; 10. an upper support platform; 11. a hydraulic lever; 12. a tool-shaped groove; 13. forming a model column; 14. a second rotating shaft; 15. fixing the square block; 16. a bow-shaped stent; 17. a limiting block; 18. a nut; 19. a bolt; 20. crossties; 21. a second limiting hole.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1-5, a novel U-shaped shed supporting device comprises two rotating shaft frames 2 symmetrically and fixedly installed on each side of three sides of the bottom of a supporting column 1, a branch column 6 is rotatably installed in the middle of each rotating shaft frame 2, a cushion block 7 is fixedly installed at the bottom of each branch column 6, a second limiting hole 21 is formed in the middle of each branch column 6 in a penetrating manner, a fan-shaped limiting block 4 is symmetrically and fixedly installed at the bottom of each rotating shaft frame 2, a plurality of first limiting holes 5 are formed in the bottom side of each fan-shaped limiting block 4, inserting cutters 8 are slidably installed in the first limiting holes 5, a lower supporting table 9 is fixedly installed on the middle of each supporting column 1, a tool-shaped groove 12 is formed in the top of each supporting column 1 in a penetrating manner, a tool-shaped column 13 is slidably installed in each tool-shaped groove 12, an upper supporting table 10 is fixedly installed on the side of each tool-shaped column 13, fixed blocks 15 are symmetrically and rotatably installed on two sides of each tool-shaped column 13, arch-shaped supports 16 are fixedly installed on the top sides of each fixed block 15, a plurality of limiting blocks 17 are fixedly installed at the top of the arch-shaped support 16, and sleepers 20 are fixedly installed on two sides of each limiting block 17.

As an embodiment of the utility model, 2 mid-portions of pivot frame are rotated and are installed

first pivot

3, and 3 outside mid-portions fixed mounting of first pivot have branch post 6, have realized that branch post 6 uses pivot frame 2 to rotate as the axle center.

As an embodiment of the present invention, the second rotating shaft 14 is symmetrically installed on both sides of the i-shaped column 13, and the fixing block 15 is fixedly installed on the side of the second rotating shaft 14, so that the bow-shaped bracket 16 rotates around the second rotating shaft 14.

As an embodiment of the utility model, lower platform 9 top side fixed mounting has

hydraulic stem

11, and 11 tops of hydraulic stem and the 10 bottom sides fixed mounting of upper bracket have realized that I-shaped post 13 slides in I-shaped groove 12 through the regulation of 11 heights of hydraulic stem.

As an embodiment of the utility model, 16 bottom sides fixed mounting of bow type support have a plurality of nuts 18, and the cover is equipped with bolt 19 in the middle part of the nut 18, and bolt 19 passes one

side nut

18 and 16 bottom sides nut 18 threaded connection of opposite side bow type support, has realized the fixed between 16 of both sides bow type support.

The working principle is as follows: firstly, symmetrically erecting a support column 1 on two sides of the same cross section of a roadway, rotating a first rotating shaft 3 by taking a rotating shaft frame 2 as an axis to adjust an included angle between a branch column 6 and the support column 1, enabling a second limit hole 21 in the middle of the branch column 6 and a first limit hole 5 on a fan-shaped limit block 4 to be in a straight line, inserting a plunge cutter 8, enabling a cushion block 7 to be in precise contact with the ground at the moment, realizing firmer contact between the support column 1 and the ground, preventing the support column 1 from sliding and breaking due to uneven stress, then lowering a hydraulic rod 11 on a lower support table 9, enabling an upper support table 10 to lose supporting force to be lowered, enabling a H-shaped column 13 to be lowered to the lowest point due to gravity, enabling two ends of an arch-shaped support 16 to be rotatably installed on the H-shaped column 13 through matching of a second rotating shaft 14 and a fixing block 15, then rotating two arch-shaped supports 16 to the highest point by taking the second rotating shaft 14 as the axis, and then fixing the two arch-shaped supports 16 through matching of bolts 19 and nuts 18, sleepers 20 are mounted on two sides of a limiting block 17 at the top of the arched support 16, so that the contact area between the novel U-shaped shed supporting device and the roadway wall is increased, the arched support 16 is jacked by adjusting the height of the hydraulic rod 11, the arched support 16 is in more precise contact with the roadway wall, the free adjustment of the height of the device is realized, and the time is saved by manpower in the mounting process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The novel U-shaped shed supporting device is characterized by comprising a supporting column (1), wherein each side surface of three sides of the bottom of the supporting column (1) is respectively and symmetrically and fixedly provided with two rotating shaft frames (2), the middle of each rotating shaft frame (2) is rotatably provided with a branch supporting column (6), the bottom of each branch supporting column (6) is fixedly provided with a cushion block (7), the middle side surface of each branch supporting column (6) is provided with a second limiting hole (21) in a penetrating manner, the bottom of each rotating shaft frame (2) is symmetrically and fixedly provided with a fan-shaped limiting block (4), the bottom side surface of each fan-shaped limiting block (4) is provided with a plurality of first limiting holes (5), each first limiting hole (5) is internally provided with an inserting cutter (8) in a sliding manner, each inserting cutter (8) penetrates through the second limiting hole (21), the middle side surface of the supporting column (1) is fixedly provided with a lower supporting platform (9), and the top side of the supporting column (1) is provided with an I-shaped groove (12), i-shaped groove (12) inside slidable mounting has I-shaped post (13), I-shaped post (13) side fixed mounting has last platform (10), I-shaped post (13) bilateral symmetry rotates and installs fixed square (15), fixed square (15) top side fixed mounting has bow type support (16) respectively, bow type support (16) top fixed mounting has a plurality of stopper (17), stopper (17) both sides fixed mounting has sleeper (20).

2. The novel U-shaped shed supporting device as claimed in claim 1, wherein the first rotating shaft (3) is rotatably installed in the middle of the rotating shaft frame (2), and the branch supporting columns (6) are fixedly installed in the middle of the outer side of the first rotating shaft (3).

3. The novel U-shaped shed supporting device as claimed in claim 1, wherein a second rotating shaft (14) is symmetrically and rotatably installed on each of two sides of the I-shaped column (13), and a fixing block (15) is fixedly installed on the side surface of the second rotating shaft (14).

4. A novel U-shaped shed supporting device as claimed in claim 1, wherein a hydraulic rod (11) is fixedly installed on the top side of the lower supporting platform (9), and the top end of the hydraulic rod (11) is fixedly installed on the bottom side of the upper supporting platform (10).

5. A novel U-shaped shed supporting device as claimed in claim 1, characterized in that a plurality of nuts (18) are fixedly installed on the bottom side of the arch-shaped support (16), a bolt (19) is sleeved in the middle of each nut (18), and the bolt (19) penetrates through the nut (18) on one side to be in threaded connection with the nut (18) on the bottom side of the arch-shaped support (16) on the other side.