CN211202016U - Underground roadway side wall support frame - Google Patents

Abstract

The utility model discloses a lateral wall support frame of underworkings, including supporting seat, bottom plate, stiffener, accepting seat and a supporting beam, the bottom fixedly connected with bottom plate of supporting seat, the inside of supporting seat is equipped with the stiffener. The utility model discloses underworkings lateral wall support, place the mount pad with the erection column inside, it makes the erection column downstream in the mount pad to rotate the erection column, the erection column passes through the spike and drives the pin fin downstream, with the spike in ground, insert a supporting beam's bottom in the butt joint groove, the inclined plane of a supporting beam extrusion spacing bolt makes spacing bolt through the outside motion of movable groove, the spring receives the compression simultaneously, when a supporting beam pushes down to spacing bolt and spacing groove when aliging, spring bounce makes spacing bolt enter into the spacing groove, this support frame can dismantle the equipment to holistic protection frame, make protection frame repeatedly usable, can not cause unnecessary economic loss.

Description

Underground roadway side wall support frame

Technical Field

The utility model relates to a well lane technical field specifically is a tunnel lateral wall support in pit.

Background

Roadways are various passages drilled between the earth's surface and the ore body for transporting ore, ventilation, drainage, pedestrians, and various necessary preparation works for newly digging ore for mining metallurgical equipment. These passageways, collectively called the tunnel, and in the underworkings, in order to alleviate the pressure from the tunnel both sides, be provided with the support frame in the both sides of underworkings, the support frame is for guaranteeing the safety of underground structure construction and foundation ditch surrounding environment, the fender, reinforcement and the safeguard measure that adopt to lateral wall and surrounding environment, but current support frame is mostly the integral type structure, use very waste time and energy when tunnel temporary construction, be not convenient for dismantle after the installation, thereby unable reuse, lead to unnecessary economic loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tunnel lateral wall support in pit can dismantle the equipment to holistic protection frame, conveniently is used for the temporary construction to strut for protection frame can used repeatedly, can not cause unnecessary economic loss, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a support frame for the side wall of an underground roadway comprises a support seat, a bottom plate, a reinforcing rod, a bearing seat and a support beam, wherein the bottom end of the support seat is fixedly connected with the bottom plate, the reinforcing rod is arranged inside the support seat, two ends of the reinforcing rod are fixedly connected to the support seat, the bearing seat is arranged at the top end of the support seat, the support beam is arranged above the bearing seat, and a plurality of through holes are uniformly formed in the support beam;

the bottom plate includes bottom plate body, mount pad, thread groove, erection column, external screw thread, spike and pin fin, the top fixed mounting of bottom plate body has the mount pad, be equipped with the thread groove on the inner wall of mount pad, the inside of mount pad is equipped with the erection column, the external screw thread has been seted up in the outside of erection column, the bottom fixedly connected with spike of erection column, the bottom fixedly connected with pin fin of spike.

Preferably, the longitudinal section of the support beam can be square, rectangular or inverted trapezoid, so that the contact area between the support beam and the top can be increased, and the support effect is improved.

Preferably, the bearing seat includes outer seat, butt joint groove, protection pad, activity groove, spacing bolt, external board, spring and spacing groove, the butt joint groove has been seted up to the inside of outer seat, the bottom in butt joint groove is equipped with the protection pad, the activity groove has been seted up to the both sides in butt joint groove, the inside movable mounting in activity groove has spacing bolt, the outside fixedly connected with external board of spacing bolt, the inside of spacing bolt is equipped with the spring, the one end fixed mounting of spring is on outer seat, the other end fixed mounting of spring is on spacing bolt, the spacing groove has been seted up to a supporting beam's bottom.

Preferably, the thread groove is engaged with the external thread.

Preferably, the protection pad is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a lateral wall support frame of underworkings, through pasting the bottom of bottom plate body tightly ground, place the erection column inside the mount pad, through the mutual interlock of the thread groove on the external screw thread outside the erection column and the mount pad inner wall, rotate the erection column and make the erection column move downwards in the mount pad, the erection column drives the pin fin through the spike to move downwards, nail the spike in ground, accomplish the fixed to the supporting seat position, when needing to demolish, rotate the erection column and take out the erection column from the mount pad, no longer fix the supporting seat, insert the bottom of a supporting beam in the butt joint groove, a supporting beam extrudes the inclined plane of spacing bolt and makes the spacing bolt move outwards through the movable groove, the spring is compressed simultaneously, when a supporting beam pushes down to the spacing bolt and aligns with the spacing groove, the spring rebounds and makes the spacing bolt enter the spacing groove, accomplish the butt joint of a supporting beam and supporting seat, when needs are demolishd, take out a supporting beam from the butt joint groove to outside pulling spacing bolt, this timbering can dismantle the equipment to holistic protection frame for protection frame can used repeatedly, can not cause unnecessary economic loss.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the bottom plate of the present invention;

fig. 3 is a cross-sectional view taken at a in fig. 1 according to the present invention.

In the figure: 1. a supporting seat; 2. a base plate; 21. a bottom plate body; 22. a mounting seat; 23. a thread groove; 24. mounting a column; 25. an external thread; 26. a long nail; 27. a nail head; 3. a reinforcing bar; 4. a bearing seat; 41. an outer seat; 42. a butt joint groove; 43. a protection pad; 44. a movable groove; 45. a limiting bolt; 46. an external plate; 47. a spring; 48. a limiting groove; 5. and supporting the beam.

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. 1-2, a support frame for a lateral wall of an underground roadway comprises a support base 1, a bottom plate 2, a reinforcing rod 3, a bearing seat 4 and a support beam 5, wherein the bottom end of the support base 1 is fixedly connected with the bottom plate 2, the reinforcing rod 3 is arranged inside the support base 1, two ends of the reinforcing rod 3 are both fixedly connected to the support base 1, the bearing seat 4 is arranged at the top end of the support base 1, the support beam 5 is arranged above the bearing seat 4, a plurality of through holes are uniformly formed in the support beam 5, and a fixing anchor rod penetrates through the through holes to fix a roadway rock wall, so that the temporary support effect is further improved; the bottom plate 2 comprises a bottom plate body 21, a mounting seat 22, a thread groove 23, a mounting column 24, an external thread 25, a long nail 26 and a nail head 27, the mounting seat 22 is fixedly mounted at the top end of the bottom plate body 21, the thread groove 23 is formed in the inner wall of the mounting seat 22, the mounting column 24 is arranged in the mounting seat 22, the external thread 25 is formed in the outer side of the mounting column 24, the thread groove 23 is meshed with the external thread 25, the long nail 26 is fixedly connected to the bottom end of the mounting column 24, the nail head 27 is fixedly connected to the bottom end of the long nail 26, the mounting column 24 is placed in the mounting seat 22 by tightly attaching the bottom end of the bottom plate body 21 to the ground, the external thread 25 on the outer side of the mounting column 24 is meshed with the thread groove 23 in the inner wall of the mounting seat 22, the mounting column 24 is rotated to enable the mounting column 24 to move downwards in the mounting seat 22, the mounting column 24 drives the nail head, the fixing of the position of the supporting seat 1 is completed.

The longitudinal section of the support beam 5 can be square, rectangular or inverted trapezoid, so that the contact area between the support beam 5 and the top can be increased, and the support effect is improved. When the temporary support strength and the temporary support effect are further improved, the fixing anchor rod penetrates through the through hole in the supporting beam 5 and fixes the roadway rock wall, and therefore the temporary support strength and the supporting effect can be improved.

Referring to fig. 3, the bearing seat 4 includes an outer seat 41, a butt-joint groove 42, a protection pad 43, a movable groove 44, a limit bolt 45, an external plate 46, a spring 47 and a limit groove 48, the butt-joint groove 42 is formed in the outer seat 41, the protection pad 43 is arranged at the bottom of the butt-joint groove 42, the protection pad 43 is made of rubber material to protect the connection between the bottom end of the support beam 5 and the outer seat 41 from abrasion, the movable groove 44 is formed at both sides of the butt-joint groove 42, the limit bolt 45 is movably installed in the movable groove 44, the external plate 46 is fixedly connected to the outer side of the limit bolt 45, the spring 47 is arranged in the limit bolt 45, one end of the spring 47 is fixedly installed on the outer seat 41, the other end of the spring 47 is fixedly installed on the limit bolt 45, the bottom end of the support beam 5 is formed with the limit groove 48, the bottom end of the support beam 5 is inserted into the butt-joint groove 42, the support beam, meanwhile, the spring 47 is compressed, when the support beam 5 is pressed down to the position where the limit bolt 45 is aligned with the limit groove 48, the spring 47 rebounds to enable the limit bolt 45 to enter the limit groove 48, and the butt joint of the support beam 5 and the support seat 1 is completed.

The working principle is as follows: the bottom end of the bottom plate body 21 is tightly attached to the ground, the mounting column 24 is placed in the mounting seat 22, the external thread 25 on the outer side of the mounting column 24 is mutually meshed with the thread groove 23 on the inner wall of the mounting seat 22, the mounting column 24 is rotated to enable the mounting column 24 to move downwards in the mounting seat 22, the mounting column 24 drives the nail head 27 to move downwards through the long nail 26, the long nail 26 is nailed in the ground to finish fixing the position of the supporting seat 1, when the mounting column 24 is required to be dismounted, the mounting column 24 is rotated to take out the mounting column 24 from the mounting seat 22 without fixing the supporting seat 1, the bottom end of the supporting beam 5 is inserted into the butt joint groove 42, the supporting beam 5 extrudes the inclined plane of the limiting bolt 45 to enable the limiting bolt 45 to move outwards through the movable groove 44, meanwhile, the spring 47 is compressed, when the supporting beam 5 is pressed down to enable the limiting bolt 45 to be aligned with the limiting groove 48, the spring 47 rebound, the butt joint of the support beam 5 and the supporting seat 1 is completed, and when the support beam needs to be removed, the limiting bolt 45 is pulled outwards to take the support beam 5 out of the butt joint groove 42.

In summary, the following steps: the utility model discloses a lateral wall support frame of underworkings, through pasting the bottom of bottom plate body 21 tightly ground, place erection column 24 inside mount pad 22, through the mutual interlock of thread groove 23 on external screw thread 25 and the mount pad 22 inner wall outside the erection column 24, rotate erection column 24 and make erection column 24 move down in mount pad 22, erection column 24 drives pin fin 27 through spike 26 and moves down, peg 26 in ground, accomplish the fixed to supporting seat 1 position, when needing to demolish, rotate erection column 24 and take out erection column 24 from mount pad 22, no longer fix supporting seat 1, insert the bottom of a supporting beam 5 in butt joint groove 42, supporting beam 5 extrudes the inclined plane of spacing bolt 45 and makes spacing bolt 45 move outward through activity groove 44, spring 47 is compressed simultaneously, when supporting beam 5 pushes down to spacing bolt 45 and aligns with spacing groove 48, spring 47 kick-backs and makes spacing bolt 45 enter into spacing groove 48, accomplishes the butt joint of a supporting beam 5 and supporting seat 1, when needs are demolishd, outwards stimulates spacing bolt 45 and takes out a supporting beam 5 from butt joint groove 42, and this supporting frame can be dismantled the equipment to holistic protection frame for labour saving and time saving when tunnel temporary construction is strutted, protection frame can used repeatedly, can not cause unnecessary economic loss.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (4)

1. The utility model provides a lateral wall support frame of underworkings, includes supporting seat (1), bottom plate (2), stiffener (3), accepts seat (4) and a supporting beam (5), its characterized in that: the bottom end of the supporting seat (1) is fixedly connected with a bottom plate (2), a reinforcing rod (3) is arranged inside the supporting seat (1), two ends of the reinforcing rod (3) are fixedly connected to the supporting seat (1), a bearing seat (4) is arranged at the top end of the supporting seat (1), a supporting beam (5) is arranged above the bearing seat (4), and a plurality of through holes are uniformly formed in the supporting beam (5);

bottom plate (2) include bottom plate body (21), mount pad (22), thread groove (23), erection column (24), external screw thread (25), spike (26) and pin fin (27), the top fixed mounting of bottom plate body (21) has mount pad (22), be equipped with thread groove (23) on the inner wall of mount pad (22), the inside of mount pad (22) is equipped with erection column (24), external screw thread (25) have been seted up in the outside of erection column (24), the bottom fixedly connected with spike (26) of erection column (24), the bottom fixedly connected with pin fin (27) of spike (26).

2. The underground roadway side wall support frame of claim 1, wherein: the bearing seat (4) comprises an outer seat (41), a butt joint groove (42), a protection pad (43), a movable groove (44), a limiting bolt (45), an external plate (46), a spring (47) and a limiting groove (48), a butt joint groove (42) is formed in the outer seat (41), a protection pad (43) is arranged at the bottom of the butt joint groove (42), two sides of the butt joint groove (42) are provided with movable grooves (44), the inner parts of the movable grooves (44) are movably provided with limiting bolts (45), an external plate (46) is fixedly connected with the outer side of the limiting bolt (45), a spring (47) is arranged inside the limiting bolt (45), one end fixed mounting of spring (47) is on outer seat (41), the other end fixed mounting of spring (47) is on spacing bolt (45), spacing groove (48) have been seted up to the bottom of a supporting beam (5).

3. The underground roadway side wall support frame of claim 1, wherein: the thread groove (23) is mutually meshed with the external thread (25).

4. The underground roadway side wall support frame of claim 2, wherein: the protection pad (43) is made of rubber.

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