CN214464275U

CN214464275U - Adjustable supporting device for tunnel to penetrate through rock area

Info

Publication number: CN214464275U
Application number: CN202022543069.2U
Authority: CN
Inventors: 刘云; 赖杰
Original assignee: Rocket Force University of Engineering of PLA
Current assignee: Rocket Force University of Engineering of PLA
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-10-22
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to a supporting device technical field just discloses an adjustable supporting device for tunnel passes through rock matter district, including the arc, the inside wall intermediate position fixed mounting of arc has the bracing piece, and the bottom wall fixed mounting of bracing piece has the connecting rod, both ends fixed connection about the left and right sides wall face of connecting rod respectively with the inside wall of arc, and the thread groove has all been seted up at both ends about the bottom wall of arc, and the outside from the top down of arc is provided with a plurality of connecting pieces and a plurality of equipment pole respectively. The utility model discloses in, this an adjustable supporting device for tunnel passes through rock matter district, the bottom of festival pole is connected with the threaded rod pole electricity through the thread groove equally, all sets up a connecting piece between two adjacent equipment poles, and the bottom of equipment pole and support board gets into the inside of festival pole through spacing hole and jack respectively, couples two adjacent festival poles together, and this supporting device is formed by a plurality of festival pole concatenations, and the length of festival pole is shorter, has reached the effect of convenient transportation.

Description

Adjustable supporting device for tunnel to penetrate through rock area

Technical Field

The utility model relates to a supporting technical field especially relates to an adjustable supporting device that is used for tunnel to pass through rock matter district.

Background

The supporting device is used for supporting, reinforcing and protecting the side wall and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit.

When the existing supporting device on the market is used in a tunnel, most of the tunnel is in a mountain, the mountain road is bumpy and rugged and is very difficult to walk, the length of a supporting part on the supporting device is usually longer, and the part exceeding a vehicle body is easy to rub on the ground in the transportation process, so that the transportation is inconvenient. To this end, we propose an adjustable support device for tunnels traversing rocky areas.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides an adjustable supporting device for a tunnel to pass through a rock mass area.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, an adjustable strutting arrangement for tunnel passes through rock matter district, including the arc, the inside wall intermediate position fixed mounting of arc has the bracing piece, and the bottom wall fixed mounting of bracing piece has the dead lever, both ends fixed connection about the left and right sides wall face of dead lever respectively with the inside wall of arc, and the thread groove has all been seted up at both ends about the bottom wall of arc, and the outside from the top down of arc is provided with a plurality of connecting pieces and a plurality of equipment pole respectively.

The connecting piece includes the connecting rod, the top wall fixed mounting of connecting rod has the threaded rod, the spring groove has been seted up to the bottom wall of connecting rod, the spout has all been seted up at both ends about both sides wall around the corresponding position wall on the spring groove, both ends all are provided with to the board about the connecting rod, two one side wall that keep away from mutually has all been seted up a plurality of spacing grooves, a plurality of spacing grooves all are three horn shapes, two equal fixed mounting of both sides wall have the slider around supporting the board, corresponding position wall swing joint on the lateral wall of four group's sliders respectively and a spout that approaches mutually, the inside of connecting rod is provided with the spring, both ends respectively with two one side wall fixed connection that approaches mutually about the spring.

Preferably, the assembly rod comprises a section rod, the bottom wall surface of the section rod is also provided with a thread groove, the top wall surface of the section rod is provided with a limiting hole, and the side wall of the limiting hole at the corresponding position is provided with a jack at the left end and the right end.

Preferably, the bottom ends of the connecting rod and the abutting plate respectively enter the inside of the joint rod through a limiting hole and a jack, a ring-shaped groove is formed in the limiting hole in front of the bottom end of the side wall at the corresponding position, and the ring-shaped groove and the jack are communicated with each other in the limiting hole.

Preferably, a partition board is fixedly mounted at the middle position of the position, corresponding to the annular groove, on the limiting hole, and fastening grains are formed in the side wall of the position, corresponding to the annular groove, on the limiting hole.

Preferably, the fastening lines are in a sawtooth shape, the positions of the side walls on the fastening lines, which are closer to the partition plate, are closer to the central point, and the side walls of the fastening lines are meshed with the side walls of the limiting grooves.

Advantageous effects

The utility model provides an adjustable supporting device that is used for tunnel to pass through rock matter district. The method has the following beneficial effects:

(1) this an adjustable support device for tunnel passes through rock matter district, with the lateral wall of arc and the laminating of the inside wall in tunnel, thread groove fixedly connected with threaded rod on both ends about the arc, the bottom of festival pole is equally through thread groove and threaded rod zonulae occludens, highly use the equipment pole of a certain amount according to the tunnel, all set up a connecting piece between two adjacent equipment poles, the bottom of equipment pole and support board gets into the inside of festival pole through spacing hole and jack respectively, couple together two adjacent festival poles, this support device is formed by a plurality of festival pole concatenations, the length of festival pole is shorter, the effect of convenient transportation has been reached.

(2) This an adjustable support device for tunnel passes through rock matter district, a plurality of spacing grooves all are the triangle-shaped form, and the fastening line is the cockscomb structure, increases the area of contact between fastening line and the spacing groove, again because the lateral wall is more close to the position of baffle more on the fastening line is close to more to the central point, through the elasticity of spring, makes spacing groove and fastening line laminating inseparabler, has reached the effect that improves stability.

(3) This an adjustable support device for tunnel passes through rock matter district, with the lateral wall laminating of arc and the inside wall in tunnel, both ends fixed connection about the left and right sides lateral wall of dead lever respectively with the inside wall of arc, the upper and lower both sides lateral wall of bracing piece and the inside wall of arc and the top wall fixed connection of dead lever constitute triangle-shaped's shape, improve the device's stability.

Drawings

Fig. 1 is a front view of the adjustable supporting device for tunnel crossing rock area of the present invention;

FIG. 2 is a cross-sectional view of the arc plate of the present invention;

FIG. 3 is a front view of the connector of the present invention;

fig. 4 is a sectional view of the connector of the present invention;

FIG. 5 is a partial cross-sectional view of the assembly of the present invention;

fig. 6 is a top view of the assembly of the present invention.

Illustration of the drawings:

the device comprises an arc-shaped plate 1, a supporting rod 2, a fixing rod 3, a thread groove 4, a connecting piece 5, a connecting rod 51, a threaded rod 52, a spring groove 53, a sliding groove 54, a abutting plate 55, a limiting groove 56, a sliding block 57, a spring 58, an assembly rod 6, a rod section 61, a limiting hole 62, a jack 63, a partition plate 64 and a fastening groove 65.

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.

Example (b): as shown in fig. 1-4, an adjustable supporting device for a tunnel to pass through a rock mass region comprises an arc plate 1, a support rod 2 is fixedly mounted at the middle position of the inner wall surface of the arc plate 1, a fixed rod 3 is fixedly mounted on the bottom wall surface of the support rod 2, the left side wall surface and the right side wall surface of the fixed rod 3 are respectively fixedly connected with the left side wall surface and the right side wall surface of the arc plate 1 at the left side and the right side, threaded grooves 4 are formed in the left side wall surface and the right side wall surface of the arc plate 1 at the left side and the right side wall surface of the arc plate 1, and a plurality of connecting pieces 5 and a plurality of assembling rods 6 are respectively arranged on the outer portion of the arc plate 1 from top to bottom.

Connecting piece 5 includes connecting rod 51, connecting rod 51's top wall fixed mounting has threaded rod 52, spring slot 53 has been seted up to connecting rod 51's bottom wall, both ends have all been seted up spout 54 about the both ends of both sides wall around the corresponding position wall on spring slot 53, connecting rod 51 all is provided with resisting board 55 about both ends, a plurality of spacing grooves 56 have all been seted up to one side wall that two resisting board 55 kept away from mutually, a plurality of spacing grooves 56 all are the triangle-shaped form, the equal fixed mounting of both sides wall has slider 57 around two resisting board 55, the lateral wall of four group's slider 57 corresponds position wall swing joint on one spout 54 that approaches mutually respectively, connecting rod 51's inside is provided with spring 58, both ends respectively with one side wall fixed connection that two resisting board 55 approach mutually about spring 58.

The equipment pole 6 is including festival pole 61, thread groove 4 has equally been seted up to the bottom wall of festival pole 61, spacing hole 62 has been seted up to the top wall of festival pole 61, jack 63 has all been seted up at both ends about corresponding position lateral wall on spacing hole 62, equipment pole 51 and the bottom of supporting board 55 get into the inside of festival pole 61 through spacing hole 62 and jack 63 respectively, the ring channel has been seted up before corresponding position lateral wall bottom on the spacing hole 62, ring channel and jack 63 intercommunication each other on spacing hole 62, ring channel corresponds position intermediate position fixed mounting on spacing hole 62 has baffle 64, fastening line 65 has been seted up to the corresponding position lateral wall of ring channel on spacing hole 62, fastening line 65 is the cockscomb structure, the lateral wall is that the position that is close to baffle 64 more on fastening line 65 is close to the central point more, the lateral wall of fastening line 65 and the lateral wall intermeshing of spacing groove 56.

The utility model discloses a theory of operation:

when using, with the lateral wall of arc 1 and the laminating of the inside wall in tunnel, 4 fixedly connected with threaded rods 52 of thread groove on both ends about arc 1,

thread groove

4 and 52 pole zonulae occludens are passed through equally to the bottom of festival pole 61, highly use equipment pole 6 of a certain amount according to the tunnel, all set up a connecting piece 5 between two adjacent equipment poles 6, connecting rod 51 and the bottom of resisting 55 get into the inside of festival pole 61 through spacing hole 62 and jack 63 respectively, link together two adjacent festival poles 61, this strutting arrangement is formed by the concatenation of a plurality of festival poles 61, the length of festival pole 61 is shorter, convenient transportation.

With the lateral wall laminating in lateral wall and the tunnel of arc 1, both ends fixed connection about the left and right sides lateral wall face of dead lever 3 respectively with the inside wall of arc 1, the top wall fixed connection of the upper and lower both sides lateral wall face of bracing piece 2 and the inside wall of arc 1 and dead lever 3 constitutes triangle-like shape, improves the device's stability.

A plurality of spacing grooves 56 all are the triangle-shaped form, and fastening line 65 is the cockscomb structure, increases the area of contact between fastening line 65 and the spacing groove 56, again because the lateral wall is more close to the position of baffle 64 more and more near to the central point on the fastening line 65, through the elasticity of spring 58, makes spacing groove 56 and fastening line 65 laminating inseparabler, improves stability.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. An adjustable supporting device for tunnel crossing rock mass area, which comprises an arc plate (1), and is characterized in that: threaded grooves (4) are formed in the left end and the right end of the bottom wall surface of the arc plate (1), and a plurality of connecting pieces (5) and a plurality of assembling rods (6) are arranged outside the arc plate (1) from top to bottom respectively;

the assembly rod (6) comprises a section rod (61), a thread groove (4) is also formed in the bottom wall surface of the section rod (61), a limiting hole (62) is formed in the top wall surface of the section rod (61), jacks (63) are formed in the left end and the right end of the side wall of the limiting hole (62), an annular groove is formed in the side wall of the limiting hole (62) in front of the upper side wall, the annular groove is communicated with the jacks (63) in the limiting hole (62), and a partition plate (64) is fixedly mounted in the limiting hole (62) at the middle position of the corresponding position of the annular groove.

2. An adjustable support device for a tunnel traversing rocky areas according to claim 1, wherein: fastening lines (65) are arranged on the side wall of the corresponding position of the annular groove in the limiting hole (62), the fastening lines (65) are in a sawtooth shape, the position, which is closer to the partition plate (64), of the side wall on the fastening lines (65) is closer to the central point, and the side wall of the fastening lines (65) is meshed with the side wall of the limiting groove (56).

3. An adjustable support device for a tunnel traversing rocky areas according to claim 1, wherein: the connecting piece (5) comprises a connecting rod (51), a threaded rod (52) is fixedly mounted on the top wall surface of the connecting rod (51), a spring groove (53) is formed in the bottom wall surface of the connecting rod (51), sliding grooves (54) are formed in the front side wall surface and the rear side wall surface of the corresponding position on the spring groove (53), abutting plates (55) are arranged at the left end and the right end of the connecting rod (51), sliding blocks (57) are fixedly mounted on the front side wall surface and the rear side wall surface of the two abutting plates (55), and the side walls of the four groups of sliding blocks (57) are movably connected with the corresponding position wall surface on one sliding groove (54) approaching each other.

4. An adjustable support device for a tunnel traversing rocky areas according to claim 3, wherein: the connecting rod (51) is internally provided with a spring (58), and the left end and the right end of the spring (58) are respectively fixedly connected with one side wall surface of the two abutting plates (55) which approach each other.

5. An adjustable support device for a tunnel traversing rocky areas according to claim 3, wherein: a plurality of limiting grooves (56) are formed in the wall surface of one side, away from each other, of each of the two abutting plates (55), and the limiting grooves (56) are triangular.

6. An adjustable support device for a tunnel traversing rocky areas according to claim 1, wherein: the fixing device is characterized in that a supporting rod (2) is fixedly mounted in the middle of the inner wall surface of the arc-shaped plate (1), a fixing rod (3) is fixedly mounted on the bottom wall surface of the supporting rod (2), and the left side wall surface and the right side wall surface of the fixing rod (3) are fixedly connected with the left side wall surface and the right side wall surface of the inner wall surface of the arc-shaped plate (1) respectively.