CN220687364U

CN220687364U - Cave collapse prevention device for geotechnical engineering exploration

Info

Publication number: CN220687364U
Application number: CN202322065372.XU
Authority: CN
Inventors: 曾俊翔; 李涛; 周言
Original assignee: Mcc Ccid Urban Construction Chongqing Co ltd
Current assignee: Mcc Ccid Urban Construction Chongqing Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-03-29
Anticipated expiration: 2033-07-31

Abstract

The utility model discloses a cave collapse prevention device for geotechnical engineering exploration, which relates to the technical field of engineering exploration equipment and comprises a fixed block and supporting frames arranged on two sides of the fixed block, wherein each supporting frame comprises an extension block arranged on two ends of the fixed block and supporting legs arranged at the bottom of the extension block in a contractible manner, and the extension block can move in the fixed block along the horizontal direction; through making two extension pieces remove on the fixed block, can adjust the distance between two supporting legs, adjust the height of supporting leg simultaneously for equipment can be adjusted according to the size of cave, can fully support the cave and carry out the exploration.

Description

Cave collapse prevention device for geotechnical engineering exploration

Technical Field

The utility model relates to the technical field of engineering exploration equipment, in particular to a cave collapse prevention device for geotechnical engineering exploration.

Background

The geological exploration is to survey and detect geology by various means and methods, determine a proper bearing layer, determine a foundation type according to the foundation bearing capacity of the bearing layer, calculate investigation and research activities of foundation parameters, and when the exploration is carried out on a cave and a cave, some cave tunnels are smaller than narrow movable spaces, but due to the natural formation of the cave tunnels, partial rocks are weaker along with the natural weathering effect and collapse easily occurs.

The size of the cave to be explored is often different, equipment cannot be adjusted according to the size of the cave, the cave cannot be comprehensively supported for exploration, the equipment is too large in size and inconvenient to carry, and the novel cave collapse prevention device for geotechnical engineering exploration is provided for the above defects.

Disclosure of Invention

Accordingly, the utility model aims to provide a cave collapse prevention device for geotechnical engineering exploration, which can be used for adjusting equipment according to the size of the cave, comprehensively supporting the cave for exploration, and is small in size and convenient to carry.

The cave collapse prevention device for geotechnical engineering exploration provided by the utility model adopts the following technical scheme:

the utility model provides a cave collapse prevention device for geotechnical engineering exploration, includes the fixed block and sets up in the support frame of fixed block both sides, the support frame is including setting up in the extension piece at fixed block both ends and setting up in the collapsible supporting leg that sets up in extension piece bottom, the extension piece can be followed the horizontal direction and removed on the fixed block.

Further, the extension piece is the arc setting, the top of extension piece extends the cover to the horizontal direction and establishes on the fixed block, the vertical extension in bottom of extension piece is connected with the supporting leg.

Further, the fixed block side is provided with the connecting plate, the upper and lower both sides of connecting plate all are provided with spout one, spout one is interior to be equipped with the rack, two the rack is connected with the extension piece of fixed block both sides respectively, be equipped with the pneumatic cylinder that is used for driving the rack of upper and lower both sides and removes to both sides respectively on the connecting plate.

Further, a connecting gear is rotatably arranged in the middle of the side face of the connecting plate, and the connecting gear is meshed with racks on the upper side and the lower side.

Further, the bottom side of connecting plate is equipped with the mounting groove that is used for installing the pneumatic cylinder, the output of pneumatic cylinder is used for promoting the rack removal with the rack fixed connection of downside.

Further, the supporting leg comprises a supporting leg arranged at the bottom of the extension block and a supporting column arranged in the supporting leg, and an adjusting component used for driving the supporting column to move up and down in the supporting leg is arranged in the supporting leg.

Further, a second sliding groove used for sliding up and down along the common support column is vertically arranged in the support leg, the adjusting assembly comprises a motor arranged at the top of the second sliding groove and an adjusting screw vertically arranged at the output end of the motor, and the adjusting screw is inserted into the support column and is matched with the support column in a threaded manner.

Further, a partition plate is arranged at the position, close to the top, of the second sliding groove, and the output end of the motor penetrates through the partition plate to be connected with the adjusting screw rod.

Further, the support leg is hinged with the bottom of the extension block, and the support leg can rotate inwards.

Further, the bottom of the pillar is provided with a base.

In summary, the present utility model comprises at least one of the following beneficial effects:

1. the distance between the two supporting legs can be adjusted by moving the two extension blocks on the fixed block, and the heights of the supporting legs can be adjusted at the same time, so that the equipment can be adjusted according to the size of the cave, and the cave can be comprehensively supported for exploration;

2. through retrieving the pillar in the landing leg, inwards rotate the landing leg simultaneously, make two landing legs and fixed block parallel for the volume of whole equipment reduces, and it is more convenient to carry.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic view of the internal structure of the support leg.

Reference numerals illustrate:

1. a fixed block; 2, extending the block; 3. support legs; 31. a support leg; 311. a second chute; 312. a partition plate; 32. a support post; 33. a base; 4. a connecting plate; 41. a first chute; 42. a rack; 43. a hydraulic cylinder; 44. a mounting groove; 45. a connecting gear; 46. a connecting rod; 5. an adjustment assembly; 51. a motor; 52. and adjusting the screw rod.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a cave collapse preventing device for geotechnical engineering exploration. Referring to fig. 1-3, the cave collapse prevention device for geotechnical engineering exploration comprises a fixed block 1 and supporting frames arranged on two sides of the fixed block 1, wherein each supporting frame comprises an extension block 2 arranged on two ends of the fixed block 1 and supporting legs 3 arranged at the bottom of the extension block 2 in a contractible mode, the extension block 2 can be driven to move along the horizontal direction on the fixed block 1, the distance between the two supporting legs 3 can be adjusted by driving the two extension blocks 2 on the upper garment east of the fixed block 1, and when the cave collapse prevention device is used, the height of the two supporting legs 3 can be adjusted after the distance between the two supporting legs 3 is properly adjusted according to the size of the cave, so that the supporting frames can completely abut against the inner wall of the cave to support the cave.

In this embodiment, the extension block 2 is arc-shaped, the top of the extension block 2 extends to the horizontal direction and is sleeved on the fixed block 1, the bottom of the extension block 2 extends vertically and is connected with the supporting legs 3, the side surface of the fixed block 1 is provided with the connecting plate 4, the upper side and the lower side of the connecting plate 4 are both provided with the first sliding groove 41, the first sliding groove 41 is provided with the racks 42 in a sliding manner, one ends, far away from the two racks 42, of the first sliding groove 41 are both provided with the connecting rods 46, the connecting rods 46 above are connected with the extension block 2 on the right side, the connecting rods 46 on the lower side are connected with the extension block 2 on the left side, the connecting plate 4 is provided with the hydraulic cylinders 43 for driving the racks 42 on the upper side and the lower side to move to the two sides respectively, the two racks 42 can be pushed to move through the hydraulic cylinders 43, and the two racks 32 push the extension block 2 to move through the connecting rods 46 to adjust the two-point distance between the two supporting legs 3.

In order to reduce the use of the hydraulic cylinders 43, a connecting gear 45 is rotatably arranged in the middle of the side surface of the connecting plate 4, the connecting gear 45 is meshed with racks 42 on the upper side and the lower side, the two racks 42 are connected through the connecting gear 45, and only the hydraulic cylinders 43 are arranged on any one side of the connecting plate 4, so that the hydraulic cylinders 43 push any one rack 32 to move, and the connecting gear 45 drives the other rack 32 to move reversely.

Meanwhile, in order to facilitate installation of the hydraulic cylinder 43, in this embodiment, the bottom side of the connecting plate 4 is provided with an installation groove 44, the hydraulic cylinder 43 is installed in the installation groove 44 along the horizontal direction, and the output end of the hydraulic cylinder 43 is fixedly connected with the rack 42 at the lower side for pushing the rack 42 to move.

The supporting leg 3 includes setting up in the landing leg 31 of extension piece 2 bottom and setting up the pillar 32 in landing leg 31, the bottom of pillar 32 is equipped with base 33, be provided with in the landing leg 31 and be used for driving the adjusting part 5 that pillar 32 reciprocated in landing leg 31, be provided with along vertical spout second 311 that are used for the co-pillar 32 to slide in landing leg 31, adjusting part 5 includes setting up in spout second 311 top motor 51 and vertical adjusting screw 52 that sets up in motor 51 output, adjusting screw 52 inserts in locating pillar 32 and with pillar 32 screw-thread fit, during the use, according to the height in cave, start motor 51, make adjusting screw 52 rotate, make pillar 52 upwards or down move, adjust the height of supporting leg 3, simultaneously accessible adjusting screw 52 makes pillar 52 withdraw in the landing leg 51 when not using. The volume of the equipment is reduced, and the portable equipment is convenient to carry.

In order to avoid the situation that the motor 51 is damaged due to the collision of the support column 52 in the upward movement process, a partition plate 312 is arranged at the position, close to the top, of the second sliding chute 311, the output end of the motor 51 penetrates through the partition plate 312 to be connected with the adjusting screw rod 52, and when the support column 52 is completely retracted into the support leg 51, the support column 52 is abutted against the partition plate 312, and the partition plate 312 can protect the motor 51, so that the motor 51 is conveniently damaged due to collision.

In order to further reduce the volume of the device, the supporting leg 31 is hinged to the bottom of the extension block 2, in this embodiment, the supporting leg 31 is connected to the inner side of the extension block 2 through a hinge, so that the supporting leg 31 can rotate inwards, and when the extension block is retracted, the supporting leg 31 rotates inwards, so that the supporting leg 31 is parallel to the fixed block 1, and the volume of the device can be further reduced.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. Cave collapse prevention device for geotechnical engineering exploration, its characterized in that: the support frame comprises a fixed block (1) and support frames arranged on two sides of the fixed block (1), wherein the support frames comprise extension blocks (2) arranged on two ends of the fixed block (1) and support legs (3) which are arranged at the bottoms of the extension blocks (2) and can be arranged in a shrinkage mode, and the extension blocks (2) can move on the fixed block (1) along the horizontal direction;

the extension block (2) is arranged in an arc shape, the top of the extension block (2) extends to the horizontal direction and is sleeved on the fixed block (1), and the bottom of the extension block (2) extends vertically to be connected with the supporting leg (3);

the side of the fixed block (1) is provided with a connecting plate (4), the upper side and the lower side of the connecting plate (4) are respectively provided with a first chute (41), racks (42) are arranged in the first chute (41) in a sliding manner, the two racks (42) are respectively connected with the extension blocks (2) on the two sides of the fixed block (1), and the connecting plate (4) is provided with a hydraulic cylinder (43) for driving the racks (42) on the upper side and the lower side to respectively move towards the two sides;

the supporting leg (3) comprises a supporting leg (31) arranged at the bottom of the extension block (2) and a supporting column (32) arranged in the supporting leg (31), and an adjusting component (5) used for driving the supporting column (32) to move up and down in the supporting leg (31) is arranged in the supporting leg (31).

2. The cave collapse prevention device for geotechnical engineering exploration according to claim 1, wherein: the middle position of the side surface of the connecting plate (4) is rotationally provided with a connecting gear (45), and the connecting gear (45) is meshed with racks (42) on the upper side and the lower side.

3. The cave collapse prevention device for geotechnical engineering exploration according to claim 2, wherein: the bottom side of connecting plate (4) is equipped with mounting groove (44) that are used for installing pneumatic cylinder (43), the output of pneumatic cylinder (43) is used for promoting rack (42) removal with rack (42) fixed connection of downside.

4. The cave collapse prevention device for geotechnical engineering exploration according to claim 1, wherein: the support leg (31) is internally provided with a second chute (311) for sliding the support post (32) up and down along the vertical direction, the adjusting component (5) comprises a motor (51) arranged at the top of the second chute (311) and an adjusting screw (52) vertically arranged at the output end of the motor (51), and the adjusting screw (52) is inserted into the support post (32) and is in threaded fit with the support post (32).

5. The cave collapse prevention device for geotechnical engineering exploration according to claim 4, wherein: a partition plate (312) is arranged at the position, close to the top, of the second sliding groove (311), and the output end of the motor (51) penetrates through the partition plate (312) to be connected with the adjusting screw rod (52).

6. The cave collapse prevention device for geotechnical engineering exploration according to claim 1, wherein: the support leg (31) is hinged with the bottom of the extension block (2), and the support leg (31) can rotate inwards.

7. The cave collapse prevention device for geotechnical engineering exploration according to claim 6, wherein: the bottom of the support column (32) is provided with a base (33).