CN216520752U

CN216520752U - Tunnel advance geology forecast reconnaissance device with bearing structure

Info

Publication number: CN216520752U
Application number: CN202122770829.8U
Authority: CN
Inventors: 徐冬冬; 张盈; 王洋
Original assignee: China University of Geosciences Beijing
Current assignee: China University of Geosciences Beijing
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-13
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a tunnel advanced geological prediction and exploration device with a supporting structure, and relates to the technical field of tunnel advanced geological prediction and exploration devices. When the top side of the tunnel needs to be surveyed, the U-shaped adjusting rod can be rotated by one hundred eighty degrees in the counterclockwise direction by taking the positioning rod as an axis between the two rotating rods, at the moment, the U-shaped adjusting rod and the two rotating rods can be unfolded to be positioned on the same horizontal plane, then the U-shaped adjusting rod and the two rotating rods can be rotated through the matching between the supporting shaft, the driven gear, the transmission gear and the adjusting shaft and the rotating disks, the U-shaped adjusting rod and the rotating rods can be rotated, the size of an included angle formed between the U-shaped adjusting rod, the rotating rods and the connecting frames can be adjusted through adjusting, the height adjustment of the surveying instrument body is realized, the top end of the surveying instrument body can be contacted with the top wall of the tunnel at different heights of different positions of the tunnel, and the requirement of surveying operation is met.

Description

Tunnel advance geology forecast reconnaissance device with bearing structure

Technical Field

The utility model relates to a road advanced geological prediction and exploration device, in particular to a tunnel advanced geological prediction and exploration device with a supporting structure.

Background

The advanced geological forecast survey of the tunnel is to detect the geological condition in front of the excavated surface of the rock-soil body of underground engineering such as tunnels, underground powerhouses and the like by means of drilling, modern geophysical prospecting and the like, try to master the geological information such as the structure, the property and the state of the rock-soil body in front, the occurrence condition of underground water, gas and the like, the ground stress condition and the like before construction, provide guidance for further construction, avoid the geological disasters such as water burst, gas outburst, rock burst, large deformation and the like in the construction and operation processes, and ensure the safety and the smoothness of construction.

At present, when carrying out geological forecast reconnaissance to the tunnel, need find suitable check point to carry out good support and fixed to tunnel advance geological forecast reconnaissance equipment, just can stabilize inerrability's reconnaissance, at present to the support mount of reconnaissance equipment be not convenient for carry out the lifting when using, that is to say inconvenient carry out the lifting support to reconnaissance equipment, be not convenient for carry out the reconnaissance to the top side of tunnel, consequently, need a tunnel advance geological forecast reconnaissance device with bearing structure to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tunnel advanced geological prediction exploration device with a supporting structure, which solves the problems that the supporting and fixing frame of the exploration equipment is inconvenient to lift when in use, namely the exploration equipment is inconvenient to lift and support, and the top side of the tunnel is inconvenient to explore.

In order to achieve the purpose, the utility model provides the following technical scheme: a tunnel advanced geological prediction investigation device with a supporting structure comprises a connecting frame, wherein two hand push rods are fixedly arranged on the upper surface of the right end of the connecting frame, moving wheels are fixedly arranged at four corners of the bottom side of the connecting frame, upper supporting seats are fixedly arranged in the middle of the front side and the rear side of the upper surface of the connecting frame, a supporting shaft is rotatably arranged between the two upper supporting seats through a bearing, a driven gear is fixedly arranged in the middle of the supporting shaft, a transmission gear is meshed with the bottom side of the driven gear and is fixedly arranged in the middle of an adjusting shaft, two ends of the adjusting shaft are rotatably connected with a lower supporting seat through a bearing II, a rotating disc is fixedly arranged at the front end of the adjusting shaft and extends to the front side of the lower supporting seat, rotating rods are fixedly arranged on the left sides of the front end and the rear end of the supporting shaft, and a U-shaped adjusting rod is arranged between the two rotating rods, the locating hole has been seted up to the left side in the U-shaped adjusting lever, the locating hole endotheca is equipped with the locating lever, the rotary rod fixed connection of side around the front and back end of locating lever respectively, two jacks have been seted up on the front end notch department left and right sides position of locating hole U-shaped adjusting lever, the front side it is provided with the inserted bar to slide in the slide opening that the left side of rotary rod was seted up, the cover is equipped with spring one on the inserted bar, and the front and back end of spring one respectively with inserted bar and rotary rod fixed connection, the right side front and back end all is fixed with the bracing piece in the U-shaped adjusting lever, two all the cover is equipped with on the bracing piece and supports the cover, two the looks remote site of supporting the cover is fixed the front and back end that sets up at the surveying instrument body respectively.

As a preferred technical scheme, a sliding sleeve is fixedly arranged at the front end of the upper supporting seat on the front side, a sliding rod is arranged in the sliding sleeve in a sliding mode, a second spring is sleeved on the sliding rod, the front end and the rear end of the second spring are fixedly connected with the sliding rod and the sliding sleeve respectively, a polygonal clamping block is fixedly arranged at the rear end of the sliding rod, and a polygonal clamping groove is formed in the front end of the supporting shaft.

As a preferable technical scheme of the utility model, the polygonal clamping block is clamped with the polygonal clamping groove.

As a preferable technical scheme of the utility model, the rear end of the inserted bar is clamped with the corresponding jack.

As a preferable technical scheme of the utility model, the distances between the two jacks and the positioning hole are equal.

As a preferable technical scheme of the utility model, a protective shell is arranged on the outer side between the driven gear and the transmission gear, and the protective shell is fixedly arranged on the right side of the connecting frame.

As a preferred technical solution of the present invention, a counterweight is fixedly disposed at a bottom end of the surveying instrument body.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model can rotate the U-shaped adjusting rod between the two rotating rods by one hundred eighty degrees in a counterclockwise way by taking the positioning rod as an axis when the top side of the tunnel needs to be surveyed through the matching of the rotating rods, the U-shaped adjusting rod, the positioning hole, the positioning rod, the inserting hole, the inserting rod, the first spring, the supporting rod, the supporting sleeve and the surveying instrument body, the U-shaped adjusting rod and the two rotating rods can be unfolded to be positioned on the same horizontal plane, then the U-shaped adjusting rod and the rotating rods can be rotated through the matching among the supporting shaft, the driven gear, the transmission gear, the adjusting shaft and the rotating disk, further the height adjustment of the surveying instrument body can be realized through adjusting the size of an included angle formed between the U-shaped adjusting rod and the connecting frame, the top end of the surveying instrument body can be contacted with the top wall of the tunnel at different heights of different positions of the tunnel, satisfy the demand of surveying the operation, also can fold the rotary rod with U-shaped adjusting lever when not using simultaneously in, avoid occupying more space, more convenient the removal.

Drawings

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

FIG. 2 is a schematic top perspective view of the present invention;

FIG. 3 is a perspective view illustrating a first operation state of the present invention;

FIG. 4 is a perspective view of the present invention in a second operation state;

FIG. 5 is a schematic view of a partial perspective view of the U-shaped adjustment bar of the present invention;

FIG. 6 is a schematic perspective view of the connection between the sliding rod and the sliding sleeve according to the present invention.

In the figure: the device comprises a connecting frame 1, a hand push rod 2, a moving wheel 3, an upper supporting seat 4, a supporting shaft 5, a driven gear 6, a transmission gear 7, an adjusting shaft 8, a lower supporting seat 9, a rotating disk 10, a rotating rod 11, a U-shaped adjusting rod 12, a positioning hole 13, a positioning rod 14, a jack 15, an inserting rod 16, a spring I17, a supporting rod 18, a supporting sleeve 19, a surveying instrument body 20, a balancing weight 21, a sliding sleeve 22, a sliding rod 23, a spring II 24, a polygonal clamping block 25 and a polygonal clamping groove 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the utility model provides a tunnel advanced geological prediction investigation device with a supporting structure, which comprises a connecting frame 1, two hand push rods 2 are fixedly arranged on the upper surface of the right end of the connecting frame 1, moving wheels 3 are fixedly arranged at four corners of the bottom side of the connecting frame 1, upper supporting seats 4 are fixedly arranged at the middle parts of the front and rear sides of the upper surface of the connecting frame 1, a supporting shaft 5 is rotatably arranged between the two upper supporting seats 4 through a bearing, a driven gear 6 is fixedly arranged at the upper middle part of the supporting shaft 5, a transmission gear 7 is meshed with the bottom side of the driven gear 6, the transmission gear 7 is fixedly arranged at the middle part of an adjusting shaft 8, two ends of the adjusting shaft 8 are rotatably connected with a lower supporting seat 9 through a bearing II, a rotating disc 10 is fixedly arranged at the front end of the adjusting shaft 8 extending to the front side of the lower supporting seat 9, a rotating disc 11 is fixedly arranged at the left side of the front and rear ends of the supporting shaft 5, a U-shaped adjusting rod 12 is arranged between the two rotating rods 11, a positioning hole 13 is arranged on the left side in the U-shaped adjusting rod 12, a positioning rod 14 is sleeved in the positioning hole 13, the front end and the rear end of the positioning rod 14 are fixedly connected with the rotating rods 11 on the front side and the rear side respectively, two jacks 15 are arranged on the left side and the right side of the notch of the front end of the positioning hole 13 on the U-shaped adjusting rod 12, an inserting rod 16 is arranged in a sliding hole arranged on the left side of the rotating rod 11 on the front side in a sliding manner, a spring I17 is sleeved on the inserting rod 16, the front end and the rear end of the spring I17 are respectively and fixedly connected with the inserting rod 16 and the rotating rod 11, supporting rods 18 are fixed at the front end and the rear end of the right side in the U-shaped adjusting rod 12, supporting sleeves 19 are respectively sleeved on the two supporting rods 18, the opposite ends of the two supporting sleeves 19 are respectively and fixedly arranged at the front end and the rear end of the surveying instrument body 20, when surveying needs to the top side of the tunnel, the device is pushed to a surveying place by a hand push rod 2, then, the U-shaped adjusting rod 12 rotates counterclockwise by one hundred eighty degrees between the two rotating rods 11 by taking the positioning rod 14 as an axis, at the moment, the U-shaped adjusting rod 12 and the two rotating rods 11 can be unfolded to be positioned on the same horizontal plane, then the inserting rod 16 is clamped with the corresponding inserting hole 15, the sliding rod 23 is pulled to the front side, the polygonal clamping block 25 at the rear end is separated from the polygonal clamping block 26, at the moment, the rotating disk 10 drives the adjusting shaft 8 to rotate, the transmission gear 7 drives the driven gear 6 to rotate, at the moment, the supporting shaft 5 drives the two rotating rods 11 to rotate, the U-shaped adjusting rod 12 and the rotating rods 11 are rotated, further, the height adjustment of the surveying instrument body 20 can be realized by adjusting the size of an included angle formed between the U-shaped adjusting rod 12 and the rotating rods 11 and the connecting frame 1, meanwhile, the counterweight of the counterweight block 21 is realized by the matching of the supporting rod 18 and the supporting sleeve 19, the top end of the surveying instrument body 20 can be always upward, the top end of the surveying instrument body 20 can be contacted with the top wall of the tunnel at different heights at different positions of the tunnel, the requirement of surveying operation is met, when the device is not used, the U-shaped adjusting rod 12 is rotated between the two rotating rods 11, the device can be folded and stored conveniently, a sliding sleeve 22 is fixedly arranged at the front end of the supporting seat 4 on the front side, a sliding rod 23 is arranged in the sliding sleeve 22 in a sliding manner, a second spring 24 is sleeved on the sliding rod 23, the front end and the rear end of the second spring 24 are respectively fixedly connected with the sliding rod 23 and the sliding sleeve 22, a polygonal clamping block 25 is fixedly arranged at the rear end of the sliding rod 23, a polygonal clamping groove 26 is arranged at the front end of the supporting shaft 5, the sliding rod 23 is pulled towards the front side, the polygonal clamping block 25 at the rear end of the sliding rod is separated from the polygonal clamping groove 26, the adjusting shaft 8 is driven to rotate by the rotating disk 10, after the sliding rod 23 is loosened, the sliding rod 23 moves backwards under the pulling of the second spring 24, the polygonal clamping block 25 can be clamped with the polygonal clamping groove 26, the supporting shaft 5 can be locked, the position of the surveying instrument body 20 at a high position can be conveniently fixed, the polygonal clamping block 25 is clamped with the polygonal clamping groove 26, the rear end of the inserting rod 16 is clamped with the corresponding inserting hole 15, the distances between the two inserting holes 15 and the positioning hole 13 are equal, a protective shell is arranged on the outer side between the driven gear 6 and the transmission gear 7 and fixedly arranged on the right side of the connecting frame 1, a balancing weight 21 is fixedly arranged at the bottom end of the surveying instrument body 20, and the surveying instrument body 20 can be in a horizontal state through the arranged balancing weight 21.

The method comprises the following operation steps:

when the top side of the tunnel needs to be surveyed, the hand push rod 2 pushes the device to move to a surveying place, then the U-shaped adjusting rod 12 rotates anticlockwise by one hundred eighty degrees between the two rotating rods 11 by taking the positioning rod 14 as an axis, at the moment, the U-shaped adjusting rod 12 and the two rotating rods 11 can be unfolded to be positioned on the same horizontal plane, then the inserted rod 16 is clamped with the corresponding jack 15, the sliding rod 23 is pulled towards the front side, the polygonal clamping block 25 at the rear end of the sliding rod is separated from the polygonal clamping groove 26, at the moment, the rotating disk 10 drives the adjusting shaft 8 to rotate, the transmission gear 7 drives the driven gear 6 to rotate, at the moment, the supporting shaft 5 drives the two rotating rods 11 to rotate, the U-shaped adjusting rod 12 and the rotating rods 11 are rotated, and further, the height adjustment of the surveying instrument body 20 can be realized by adjusting the size of an included angle formed between the U-shaped adjusting rod 12 and the rotating rods 11 and the connecting frame 1, simultaneously through the bracing piece 18 that sets up and the cooperation of supporting sleeve 19, the counter weight of balancing weight 21, can realize surveying the top of instrument body 20 and survey face up all the time, realize the not co-altitude in the different positions in tunnel all can be with surveying the top and the tunnel roof contact of instrument body 20, satisfy the demand of surveying the operation, when not using, again with U-shaped adjusting lever 12 rotatory to between two rotary rods 11, can realize folding the accomodating to the device, be convenient for remove and store.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tunnel advance geological forecast reconnaissance device with bearing structure, includes connecting frame (1), its characterized in that: the upper surface of the right end of the connecting frame (1) is fixedly provided with two hand push rods (2), four corners of the bottom side of the connecting frame (1) are fixedly provided with moving wheels (3), the middle parts of the front and rear sides of the upper surface of the connecting frame (1) are fixedly provided with upper supporting seats (4), two supporting seats (5) are arranged between the upper supporting seats (4) through a bearing I in a rotating mode, the middle parts of the upper supporting seats (5) are fixedly provided with driven gears (6), the bottom sides of the driven gears (6) are meshed with transmission gears (7), the transmission gears (7) are fixedly arranged in the middle parts of adjusting shafts (8), two ends of the adjusting shafts (8) are rotatably connected with lower supporting seats (9) through bearings II, the front ends of the adjusting shafts (8) extend to the front sides of the lower supporting seats (9) and are fixedly provided with rotating discs (10), the left sides of the front and rear ends of the supporting shafts (5) are fixedly provided with rotating rods (11), a U-shaped adjusting rod (12) is arranged between the two rotating rods (11), a positioning hole (13) is formed in the left side of the U-shaped adjusting rod (12), a positioning rod (14) is sleeved in the positioning hole (13), the front end and the rear end of the positioning rod (14) are fixedly connected with the rotating rods (11) on the front side and the rear side respectively, two insertion holes (15) are formed in the left side and the right side of a groove at the front end of the positioning hole (13) and positioned on the U-shaped adjusting rod (12), an insertion rod (16) is arranged in a sliding hole formed in the left side of the rotating rod (11) on the front side in a sliding mode, a first spring (17) is sleeved on the insertion rod (16), the front end and the rear end of the first spring (17) are fixedly connected with the insertion rod (16) and the rotating rod (11) respectively, supporting rods (18) are fixed at the front end and the rear end of the right side in the U-shaped adjusting rod (12), and supporting rods (18) are sleeved with supporting sleeves (19), the opposite ends of the two supporting sleeves (19) are respectively and fixedly arranged at the front end and the rear end of the surveying instrument body (20).

2. The apparatus of claim 1, wherein the support structure comprises at least one of: the front side the front end of going up supporting seat (4) is fixed and is provided with sliding sleeve (22), it is provided with slide bar (23) to slide in sliding sleeve (22), the cover is equipped with spring two (24) on slide bar (23), and the front and back end of spring two (24) respectively with slide bar (23) and sliding sleeve (22) fixed connection, the rear end of slide bar (23) is fixed and is provided with polygon fixture block (25), polygon draw-in groove (26) have been seted up to the front end of back shaft (5).

3. The apparatus of claim 2, wherein the support structure comprises at least one of: the polygonal clamping block (25) is clamped with the polygonal clamping groove (26).

4. The apparatus of claim 1, wherein the support structure comprises at least one of: the rear end of the inserted bar (16) is clamped with the corresponding jack (15).

5. The apparatus of claim 1, wherein the support structure comprises at least one of: the distance between the two insertion holes (15) and the positioning hole (13) is equal.

6. The apparatus of claim 1, wherein the support structure comprises at least one of: a protective shell is arranged on the outer side between the driven gear (6) and the transmission gear (7), and the protective shell is fixedly arranged on the right side of the connecting frame (1).

7. The apparatus of claim 1, wherein the support structure comprises at least one of: the bottom end of the surveying instrument body (20) is fixedly provided with a balancing weight (21).