CN210977519U

CN210977519U - Steel bow member installation auxiliary device for tunnel construction

Info

Publication number: CN210977519U
Application number: CN201920997480.1U
Authority: CN
Inventors: 陈彩霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-07-10
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a steel bow member installation auxiliary device for tunnel construction, the on-line screen storage device comprises a base, there is the bracing piece top outer wall both sides of base all through hinged joint, and the one end of two bracing pieces all has a roof, two through hinged joint the relative one side outer wall of roof and both sides outer wall all weld the hanging beam, and the top outer wall of two roofs all welds the supporting shoe, the outer wall both sides of hanging beam have hung the peg, and one side outer wall of two pegs all has the footboard through the fix with screw. The utility model discloses be convenient for install the operation to steel bow member each department, improved and used convenient degree, hang the peg on the hanging beam, spacing awl inserts the spacing inslot, can prevent that the peg from rocking or removing, helps improving the stability of peg, can effectively fix the steel bow member of different widths, helps preventing that the steel bow member from sliding, can prevent that the steel bow member from inclining in the inside upset of draw-in groove, has improved the support stability to the steel bow member.

Description

Steel bow member installation auxiliary device for tunnel construction

Technical Field

The utility model relates to a tunnel construction technical field especially relates to a steel bow member installation auxiliary device for tunnel construction.

Background

In the tunnel construction process, when meetting the relatively poor country rock of self-stability, need carry out primary support immediately after the excavation process and install the steel arch, hang the net, carry out the concrete and spout and protect the operation to consolidate the tunnel and prevent that the tunnel from collapsing, because steel bow member weight is big, generally need adopt auxiliary device to support, so that the workman installs fixedly.

Through retrieval, in the patent with the Chinese patent publication No. CN208089320U, a tunnel supporting steel arch mounting device and a clamp are disclosed, the tunnel supporting steel arch mounting device comprises a steel arch, and the steel arch also comprises a clamp seat, an air pressure telescopic arm and a construction vehicle, and the steel arch is in matched connection with the clamp seat, the air pressure telescopic arm and the construction vehicle; be equipped with anchor clamps, powerful spring, gag lever post, support base on the anchor clamps seat, the device can jacking support steel bow member, but because the steel bow member is higher, the staff need climb to the eminence and carry out the installation operation of steel bow member, and the constructor climbing of being not convenient for of the device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel arch frame installation auxiliary device for tunnel construction.

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

the utility model provides a steel bow member installation auxiliary device for tunnel construction, includes the base, there is the bracing piece top outer wall both sides of base all through hinged joint, and the one end of two bracing pieces all has the roof, two through hinged joint the roof beam has all been welded to relative one side outer wall and the both sides outer wall of roof, and the supporting shoe has all been welded to the top outer wall of two roofs, the peg has been hung to the outer wall both sides of beam of hanging, and just one side outer wall of two pegs all has the footboard through the fix with screw.

Preferably, the outer wall of the bottom of the pedal and the outer wall of one side of the hanging rod are both fixed with inclined supporting rods through screws.

Preferably, two the connecting rod has all been welded to the relative one side outer wall of bracing piece, and the sleeve has been cup jointed to the outer wall of connecting rod.

Preferably, the outer wall welding of the top of base has the riser, and there is the pneumatic cylinder one side outer wall of riser through hinged joint, and the telescopic one side outer wall is passed through the fix with screw in to the piston rod one end of pneumatic cylinder.

Preferably, the outer wall of the top of the suspension beam is welded with limit cones distributed at equal intervals, and the limit cones are in a conical structure.

Preferably, the inner wall of the top of the hanging rod is provided with a limiting groove, and the specification of the limiting groove is matched with that of the limiting cone.

Preferably, the outer wall of one side of the supporting block is provided with a clamping groove, and the clamping groove is of an inverted trapezoidal groove structure.

Preferably, the inner wall of the bottom of the supporting block is welded with a supporting spring, the outer wall of the top of the supporting spring is welded with a supporting plate, and the supporting plate is located inside the clamping groove.

Compared with the prior art, the utility model provides a steel bow member installation auxiliary device for tunnel construction possesses following beneficial effect:

1. this steel bow member installation auxiliary device for tunnel construction through hanging roof beam, peg and the footboard that sets up, hangs the peg on the different hanging roof beams, scrambles through the footboard, is convenient for install the operation to steel bow member each department, has improved the convenient degree of use.

2. This steel bow member installation auxiliary device for tunnel construction through spacing awl and the spacing groove that sets up, hangs the peg on hanging beam, and spacing awl inserts the spacing inslot portion, can prevent that the peg from rocking or removing, helps improving the stability of peg.

3. This steel bow member installation auxiliary device for tunnel construction, through the draw-in groove that sets up, supporting spring and layer board, inside the steel bow member inserted the draw-in groove under the action of gravity, steel bow member both sides edge and the draw-in groove both sides inner wall contact of falling the trapezium structure, the steel bow member that can effectively fix different width helps preventing that the steel bow member from sliding, the layer board supports the steel bow member under supporting spring's effect, can prevent that the steel bow member from inclining in the inside upset of draw-in groove, the support stability to the steel bow member has been improved.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation supports stably to the steel bow member.

Drawings

Fig. 1 is a schematic view of an overall structure of a steel arch installation assisting device for tunnel construction according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a cantilever beam of the steel arch installation auxiliary device for tunnel construction provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of a supporting block of the steel arch installation assisting device for tunnel construction according to embodiment 2 of the present invention;

fig. 4 is a schematic sectional structure view of a supporting block of the steel arch installation assisting device for tunnel construction, which is provided by embodiment 2 of the present invention.

In the figure: 1-base, 2-supporting rod, 3-vertical plate, 4-hydraulic cylinder, 5-sleeve, 6-supporting block, 7-top plate, 8-suspension beam, 9-diagonal bar, 10-pedal, 11-hanging rod, 12-connecting rod, 13-limiting cone, 14-supporting plate and 15-supporting spring.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a steel bow member installation auxiliary device for tunnel construction, including base 1, there are bracing piece 2 in base 1's top outer wall both sides all through hinged joint, and there are roof 7 in two bracing piece 2's one end all through hinged joint, two roof 7's relative one side outer wall and both sides outer wall all weld have hanging beam 8, and two roof 7's top outer wall all welds have supporting shoe 6, hanging beam 8's outer wall both sides have hung peg 11, and one side outer wall of two hanging beam 11 all has footboard 10 through the fix with screw.

The utility model discloses in, the bottom outer wall of footboard 10 and one side outer wall of peg 11 all are fixed with diagonal brace 9 through the screw.

The utility model discloses in, connecting rod 12 has all been welded to the relative one side outer wall of two bracing pieces 2, and sleeve 5 has been cup jointed to the outer wall of connecting rod 12.

The utility model discloses in, the welding of base 1's top outer wall has riser 3, and one side outer wall of riser 3 has pneumatic cylinder 4 through hinged joint, and the piston rod one end of pneumatic cylinder 4 is passed through the fix with screw one side outer wall of sleeve 5.

The utility model discloses in, the welding of the top outer wall of hanging beam 8 has spacing awl 13 that the equidistance distributes, and spacing awl 13 is the coniform structure.

The utility model discloses in, the top inner wall of peg 11 is opened there is the spacing groove, and the specification of spacing groove and the specification looks adaptation of spacing awl 13, hangs peg 11 on hanging beam 8, and spacing awl 13 inserts the spacing inslot portion, can prevent that peg 11 from rocking or removing.

Example 2

Referring to fig. 3-4, a tunnel construction is with steel bow member installation auxiliary device, a draw-in groove is opened to one side outer wall of supporting shoe 6, and the draw-in groove is the structure of falling trapezoidal groove, the steel bow member inserts the draw-in groove inside under the action of gravity, steel bow member both sides edge contacts with the draw-in groove both sides inner wall of the structure of falling trapezoidal, the steel bow member of different width can be effectively fixed, help preventing that the steel bow member from sliding, the bottom inner wall welding of supporting shoe 6 has supporting spring 15, and the top outer wall welding of supporting spring 15 has layer board 14, layer board 14 is located the inside of draw-in groove, layer board 14 supports the steel bow member under supporting spring 15's effect, can prevent that the steel bow member from overturning.

The working principle is as follows: place the steel bow member on two supporting shoes 6, inside the steel bow member inserted the draw-in groove under the action of gravity, steel bow member both sides edge and the draw-in groove both sides inner wall contact of falling the trapezium structure, layer board 14 supports the steel bow member under supporting spring's 15 effect, start 4 pulling connecting rods 12 movements of pneumatic cylinder, it rotates to drive bracing piece 2, adjust the height of roof 7, jacking steel bow member, place peg 11 on hanging beam 8, spacing awl 13 inserts inside the spacing groove, constructor scrambles through footboard 10, so that install the operation to steel bow member each department.

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 utility model provides a steel bow member installation auxiliary device for tunnel construction, includes base (1), its characterized in that, there are bracing piece (2) all through hinged joint in the top outer wall both sides of base (1), and the one end of two bracing pieces (2) all has roof (7), two there are hanging beam (8) all welded with both sides outer wall relative one side outer wall of roof (7), and the top outer wall of two roof (7) all welds supporting shoe (6), hanging beam (11) have been hung to the outer wall both sides of hanging beam (8), and just one side outer wall of two hanging beam (11) all has footboard (10) through the fix with screw.

2. The installation auxiliary device for the steel arch for tunnel construction as claimed in claim 1, wherein the inclined strut (9) is fixed on the outer wall of the bottom of the pedal (10) and the outer wall of one side of the hanging rod (11) through screws.

3. The steel arch installation auxiliary device for tunnel construction as claimed in claim 1, wherein the connecting rods (12) are welded to the outer walls of the two opposite sides of the supporting rods (2), and the sleeves (5) are sleeved on the outer walls of the connecting rods (12).

4. The steel arch installing auxiliary device for tunnel construction according to claim 3, wherein the vertical plate (3) is welded on the outer wall of the top of the base (1), the hydraulic cylinder (4) is connected to the outer wall of one side of the vertical plate (3) through a hinge, and one end of the piston rod of the hydraulic cylinder (4) is fixed to the outer wall of one side of the sleeve (5) through a screw.

5. The installation auxiliary device for the steel arch for tunnel construction as claimed in claim 1, wherein the top outer wall of the cantilever beam (8) is welded with limit cones (13) distributed at equal intervals, and the limit cones (13) are in a cone-shaped structure.

6. The steel arch installing auxiliary device for tunnel construction as claimed in claim 5, wherein the top inner wall of the hanging rod (11) is provided with a limiting groove, and the specification of the limiting groove is matched with that of the limiting cone (13).

7. The installation auxiliary device for the steel arch for tunnel construction as claimed in claim 1, wherein the supporting block (6) is provided with a slot on one side of the outer wall, and the slot is of an inverted trapezoidal groove structure.

8. The installation auxiliary device of the steel arch for tunnel construction as claimed in claim 7, wherein the supporting block (6) is welded with a supporting spring (15) on the bottom inner wall, and a supporting plate (14) is welded on the top outer wall of the supporting spring (15), and the supporting plate (14) is located inside the slot.