CN220768125U

CN220768125U - Dangerous rock supporting device

Info

Publication number: CN220768125U
Application number: CN202322435264.7U
Authority: CN
Inventors: 尹茂; 唐建东; 罗勇; 陈达; 张艺
Original assignee: Chongqing Chuandongnan Engineering Survey And Design Institute Co ltd
Current assignee: Chongqing Chuandongnan Engineering Survey And Design Institute Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-04-12
Anticipated expiration: 2033-09-07

Abstract

The utility model belongs to the technical field of dangerous rock prevention and control, in particular to a dangerous rock supporting device, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a plurality of groups of air cylinders, the top of each air cylinder is fixedly connected with a pressing plate, one side of the bottom plate is fixedly connected with a plurality of groups of first fixing plates, the outer wall of each first fixing plate is provided with a plurality of groups of thread grooves, each thread groove is internally and spirally connected with a bolt, a hydraulic cylinder is started to drive a supporting rod to rotate to one side of dangerous rock, one end of the supporting rod, which is far away from a rotating shaft, is contacted with the outer surface of the dangerous rock and supports the outer surface of the supporting rod, then the air cylinders are started, an output rod of each air cylinder drives the pressing plate to move upwards, the upper surface of each air cylinder is contacted with the lower surface of the dangerous rock along with the movement of the pressing plate, so that the dangerous rock is supported, and then the outer wall of one side of the dangerous rock, which is far away from a parent rock, is reinforced through a reinforcing component, and the situation that the dangerous rock falls off is avoided.

Description

Dangerous rock supporting device

Technical Field

The utility model belongs to the technical field of dangerous rock prevention and control, and particularly relates to a dangerous rock supporting device.

Background

The dangerous rock mass is a rock mass which is cut by a plurality of groups of structural surfaces on a steep slope, gradually separated from parent rock under the actions of gravity, weathering, ground stress, earthquake, water body and the like, has poor stability, has serious potential threat to engineering construction, and is the most basic and critical part in the research of dangerous rock mass.

In order to ensure the safety and convenience of people, dangerous rocks are usually treated, and a common treatment mode is to suspend a steel wire mesh or a protective net at the top of the dangerous rocks so as to prevent rock fragments or sliding blocks from falling off and cause injury to personnel and facilities below.

At present, steel wire meshes or protective screens are usually used when dangerous rocks are treated in the prior art, but the dangerous rocks with smaller volumes can only be protected by the tool, the dangerous rocks with larger volumes can exceed the bearing limit of the steel wire meshes or the protective screens, and at the moment, the steel wire meshes cannot well support the dangerous rocks, so that the subsequent dangerous rocks are at risk of falling off.

Therefore, a dangerous rock supporting device is proposed for the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art and solve the problems, the dangerous rock supporting device is provided.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a dangerous rock supporting device, which comprises a bottom plate, wherein a plurality of groups of air cylinders are fixedly connected to the top of the bottom plate, a pressing plate is fixedly connected to the top of the air cylinders, a plurality of groups of first fixing plates are fixedly connected to one side of the bottom plate, a plurality of groups of thread grooves are formed in the outer wall of each first fixing plate, bolts are connected in each thread groove in a threaded mode, a reinforcing component is arranged on one side, away from the first fixing plates, of the top of the bottom plate, and the reinforcing component is used for supporting the side wall of a dangerous rock.

Preferably, the reinforcing component comprises two groups of connecting blocks fixedly connected to the top of the bottom plate, a rotating shaft is rotatably connected between the two groups of connecting blocks, the outer wall of the rotating shaft is fixedly connected with a supporting rod, the top of the bottom plate is fixedly connected with a hydraulic cylinder between the supporting rod and the pressing plate, and the top of the hydraulic cylinder is hinged to the outer surface of the supporting rod.

Preferably, one end of the top of the supporting rod, which is close to the pressing plate, is hinged with a supporting plate, and the supporting plate is made of rubber.

Preferably, the mounting groove has been seted up at bottom plate top and is located the clamp plate bottom, the mounting groove rotation is connected with two-way lead screw, two equal threaded connection of two ends of two-way lead screw has the movable block, two sets of the movable block top all articulates there is the push rod, the one end that the movable block was kept away from to the push rod articulates there is the roof, bottom plate one side outer wall rotates and is connected with the rocker, rocker and two-way lead screw tip fixed connection.

Preferably, the moving block is matched with the mounting groove in size, and the top plate is located at the center of the bottom of the pressing plate.

Preferably, the bottom of the bottom plate is obliquely fixedly connected with a plurality of groups of supporting frames, one end, close to the first fixing plate, of each supporting frame is fixedly connected with a second fixing plate, and the outer wall of the second fixing plate is in threaded connection with a plurality of groups of bolts.

The utility model has the beneficial effects that:

the utility model provides a dangerous rock supporting device, which is characterized in that a hydraulic cylinder is started to drive a supporting rod to rotate to one side of dangerous rock, one end of the supporting rod, which is far away from a rotating shaft, is contacted with the outer surface of the dangerous rock in the rotating process, the outer surface of the supporting rod is supported, then an air cylinder is started, an output rod of the air cylinder drives a pressing plate to move upwards, the upper surface of the air cylinder is contacted with the lower surface of the dangerous rock along with the movement of the pressing plate, so that the dangerous rock is supported, and then the outer wall of one side, which is far away from a parent rock, of the dangerous rock is reinforced through a reinforcing component, so that the situation that the dangerous rock falls off is avoided.

The utility model provides a dangerous rock supporting device, two groups of moving blocks are driven to move simultaneously through screw thread transmission by a rotating bidirectional screw rod, and because the screw thread directions at the two ends of the bidirectional screw rod are opposite, the two groups of moving blocks can move to the center of the bidirectional screw rod simultaneously, so that a push rod is driven to push a top plate upwards, when the top plate moves to be in contact with the ground of a pressing plate, a worker does not shake a rocker, at the moment, the top plate has a certain supporting effect on the pressing plate, the bearing limit of the pressing plate is improved, and the supporting effect on dangerous rock is further improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a plan view of the present utility model;

FIG. 3 is a cross-sectional perspective view of the present utility model;

FIG. 4 is a perspective view of a base plate of the present utility model;

legend description:

1. a bottom plate; 2. a first fixing plate; 3. a bolt; 4. a second fixing plate; 5. a support frame; 6. a cylinder; 7. a pressing plate; 8. a connecting block; 9. a support rod; 10. a rotating shaft; 11. a support plate; 12. a hydraulic cylinder; 13. a top plate; 14. a push rod; 15. a mounting groove; 16. a two-way screw rod; 17. a moving block; 18. and (5) a rocker.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-4, the utility model provides a dangerous rock supporting device, which comprises a bottom plate 1, wherein a plurality of groups of air cylinders 6 are fixedly connected to the top of the bottom plate 1, a pressing plate 7 is fixedly connected to the top of the air cylinders 6, a plurality of groups of first fixing plates 2 are fixedly connected to one side of the bottom plate 1, a plurality of groups of thread grooves are formed in the outer wall of the first fixing plates 2, bolts 3 are connected in each thread groove in a threaded manner, a reinforcing component is arranged on one side, far away from the first fixing plates 2, of the top of the bottom plate 1, and the reinforcing component is used for supporting the side wall of dangerous rock;

in order to ensure the safety of people and facilitate going on, can handle dangerous rock generally, common processing mode is through hanging wire net or protection network at dangerous rock top, in order to prevent rock fragment or slider and drop, lead to the fact the injury to below personnel and facility, use wire net or protection network in handling dangerous rock generally among the prior art at present, but this kind of instrument can only protect the dangerous rock that the volume is less, the great dangerous rock of volume can surpass the bearing limit of wire net or protection network, thereby can't carry out good support to dangerous rock, lead to follow-up dangerous rock to have the risk of falling and cause the injury to personnel or facility of below, in order to prevent this kind of incident emergence, at first the outer wall of stock and the bottom that is located dangerous rock set up multiunit and bolt 3 looks adaptation's mounting hole, then laminate first fixed plate 2 and the outer wall of stock, and screw up bolt 3, then cement the mounting hole in, guarantee the fixed effect of first fixed plate 2, the dangerous rock is located the bottom of rock, the staff opens 6 later, the output clamp plate 7 drives the dangerous rock 7 and moves the upper strata along with the dangerous rock, and then the dangerous rock is kept away from the side along with the circumstances that the dangerous rock is moved down, and then the dangerous rock is contacted with the outer wall, and then the dangerous rock is moved down to the surface is avoided to dangerous rock is moved down to dangerous rock assembly.

Further, as shown in fig. 1 and fig. 2, the reinforcement component includes two sets of connecting blocks 8 of fixed connection at bottom plate 1 top, two sets of rotation is connected with pivot 10 between the connecting blocks 8, pivot 10 outer wall fixedly connected with bracing piece 9, bottom plate 1 top just is located fixedly connected with pneumatic cylinder 12 between bracing piece 9 and the clamp plate 7, the pneumatic cylinder 12 top articulates with the surface of bracing piece 9, after the top of clamp plate 7 contacts with the lower surface of dangerous rock, opens pneumatic cylinder 12, makes the tip recovery of hydraulic stem to drive bracing piece 9 to rotate to one side of dangerous rock, bracing piece 9 at pivoted in-process, and the one end that its is kept away from pivot 10 can contact with the surface of dangerous rock, closes pneumatic cylinder 12 this moment, and the tip of bracing piece 9 can closely laminate with the surface of dangerous rock to support its external surface, prevent that dangerous rock from appearing to the circumstances that outside drops, further guarantee to have good supporting effect to dangerous rock.

Further, as shown in fig. 1 and fig. 2, one end of the top of the supporting rod 9, which is close to the pressing plate 7, is hinged with a supporting plate 11, the supporting plate 11 is made of rubber, when the supporting rod 9 rotates towards dangerous rock, the supporting plate 11 at the end of the supporting rod is contacted with the outer wall of the dangerous rock, and because the supporting plate 11 is made of rubber, after the supporting plate 11 is attached to the outer surface of the dangerous rock, the supporting plate 11 is deformed and the contact area with the dangerous rock is increased along with the continuous rotation of the supporting rod 9, so that the supporting effect on the dangerous rock is improved.

Further, as shown in fig. 3, the mounting groove 15 is formed in the top of the bottom plate 1 and is located at the bottom of the pressing plate 7, the two-way screw 16 is rotationally connected to the mounting groove 15, the outer walls of the two ends of the two-way screw 16 are respectively and threadably connected with the moving blocks 17, two groups of moving blocks 17 are respectively hinged with the push rod 14, one end of the push rod 14, far away from the moving blocks 17, is hinged with the top plate 13, one side outer wall of the bottom plate 1 is rotationally connected with the rocker 18, the rocker 18 is fixedly connected with the end of the two-way screw 16, after the fixing of the pressing plate 7 is completed, a worker rotates the rocker 18, thereby driving the two-way screw 16 to rotate, the two groups of moving blocks 17 are simultaneously moved through threaded transmission, and because the threaded directions of the two ends of the two groups of the two-way screw 16 are opposite, the two groups of moving blocks 17 are simultaneously moved to the center of the two groups of the two-way screw 16, thereby driving the push rod 14 to push the top plate 13 to push upwards, when the top plate 13 is moved to the ground contact with the pressing plate 7, the worker does not shake the rocker 18, at this moment, the top plate 13 plays a certain supporting effect on the pressing plate 7, and the supporting effect is improved, and the supporting effect on the pressing plate 7 is improved.

Further, as shown in fig. 2 and fig. 3, the size of the moving block 17 is matched with that of the mounting groove 15, and the top plate 13 is located at the bottom center of the pressing plate 7, when in operation, the moving block 17 cannot generate the situation of synchronous rotation along with the bidirectional screw rod 16 due to the fact that the friction between the moving block 17 and the bidirectional screw rod 16 is too large due to the fact that the moving block 17 is matched with the size of the mounting groove 15, so that the moving smoothness of the moving block 17 is ensured.

Further, as shown in fig. 1 and fig. 4, the bottom of the bottom plate 1 is obliquely fixedly connected with a plurality of groups of supporting frames 5, each supporting frame 5 is close to one end of the first fixing plate 2 and fixedly connected with the second fixing plate 4, the outer wall of the second fixing plate 4 is in threaded connection with a plurality of groups of bolts 3, when working, when a worker finishes fixing the bottom plate 1 through the first fixing plate 2, the second fixing plate 4 is also contacted with the outer wall of the parent rock, and at the moment, the second fixing plate 4 is connected with the parent rock through the bolts 3 and is filled with cement, at the moment, the supporting frames 5 play a supporting role on the bottom plate 1, and the supporting effect on dangerous rock is further improved.

Working principle: in order to ensure the safety and convenience of going out of people, dangerous rock is usually treated by hanging a steel wire mesh or a protective net at the top of the dangerous rock so as to prevent rock fragments or sliding blocks from falling off and injuring lower people and facilities, the steel wire mesh or the protective net is usually used when the dangerous rock is treated in the prior art, but the tool can only protect the dangerous rock with smaller volume, the dangerous rock with larger volume can exceed the bearing limit of the steel wire mesh or the protective net, so that the dangerous rock cannot be well supported, the subsequent dangerous rock is at risk of falling off and injuring lower people or facilities, a plurality of groups of mounting holes matched with bolts 3 are formed on the outer wall of the mother rock and positioned at the bottom of the dangerous rock, then the first fixing plate 2 is attached to the outer wall of the mother rock, the bolts 3 are screwed down, the second fixing plate 4 is also contacted with the outer wall of the mother rock through the bolts 3, the second fixing plate 4 is connected with the mother rock, the mounting holes are then the dangerous rock is well supported, the following dangerous rock is prevented from falling off, the first fixing plate 2 is guaranteed, the lower pressure plate 7 is positioned at the bottom of the dangerous rock, and the lower pressure plate 7 is further moved along with the cylinder, and the upper surface of the dangerous rock is prevented from falling off, and the dangerous rock is prevented from moving down along with the cylinder 7;

then, the hydraulic cylinder 12 is started to recover the end part of the hydraulic rod, so that the support rod 9 is driven to rotate to one side of the dangerous rock, one end, far away from the rotating shaft 10, of the support rod 9 is contacted with the outer surface of the dangerous rock in the rotating process, at the moment, the hydraulic cylinder 12 is closed, the end part of the support rod 9 is tightly attached to the outer surface of the dangerous rock and supports the outer surface of the dangerous rock, the situation that the dangerous rock falls off to the outside is prevented, and good supporting effect on the dangerous rock is further ensured;

after the position of the pressing plate 7 is fixed, a worker rotates the rocker 18 so as to drive the bidirectional screw rod 16 to rotate, the bidirectional screw rod 16 which rotates drives the two groups of moving blocks 17 to move simultaneously through screw transmission, and because the screw directions at the two ends of the bidirectional screw rod 16 are opposite, the two groups of moving blocks 17 move towards the center of the bidirectional screw rod 16 simultaneously, so that the push rod 14 is driven to push upwards towards the top plate 13, when the top plate 13 moves to be in contact with the ground of the pressing plate 7, the worker does not shake the rocker 18 any more, and at the moment, the top plate 13 plays a certain supporting effect on the pressing plate 7, the bearing limit of the pressing plate 7 is improved, and the supporting effect on dangerous rock is further improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A dangerous rock supporting device, characterized in that: including bottom plate (1), bottom plate (1) top fixedly connected with multiunit cylinder (6), cylinder (6) top fixedly connected with clamp plate (7), bottom plate (1) one side fixedly connected with multiunit first fixed plate (2), multiunit screw thread groove has been seted up to first fixed plate (2) outer wall, every equal threaded connection has bolt (3) in the screw thread groove, one side that first fixed plate (2) was kept away from at bottom plate (1) top is provided with reinforcement assembly, reinforcement assembly is used for supporting the lateral wall of dangerous rock.

2. A dangerous rock supporting device according to claim 1, wherein: the reinforcing component comprises two groups of connecting blocks (8) fixedly connected to the top of the bottom plate (1), a rotating shaft (10) is rotatably connected between the two groups of connecting blocks (8), a supporting rod (9) is fixedly connected to the outer wall of the rotating shaft (10), a hydraulic cylinder (12) is fixedly connected to the top of the bottom plate (1) and between the supporting rod (9) and the pressing plate (7), and the top of the hydraulic cylinder (12) is hinged to the outer surface of the supporting rod (9).

3. A dangerous rock supporting device according to claim 2, wherein: one end of the top of the supporting rod (9) close to the pressing plate (7) is hinged with a supporting plate (11), and the supporting plate (11) is made of rubber.

4. A dangerous rock supporting device according to claim 3, wherein: mounting groove (15) have been seted up at bottom plate (1) top and are located clamp plate (7) bottom, mounting groove (15) internal rotation is connected with two-way lead screw (16), equal threaded connection in two ends outer wall of two-way lead screw (16) has movable block (17), two sets of movable block (17) top all articulates there is push rod (14), the one end that movable block (17) was kept away from to push rod (14) articulates there is roof (13), bottom plate (1) one side outer wall rotates and is connected with rocker (18), rocker (18) and two-way lead screw (16) tip fixed connection.

5. A dangerous rock supporting device according to claim 4, wherein: the moving block (17) is matched with the mounting groove (15) in size, and the top plate (13) is positioned at the bottom center of the pressing plate (7).

6. A dangerous rock supporting device according to claim 5, wherein: the bottom of the bottom plate (1) is obliquely fixedly connected with a plurality of groups of supporting frames (5), one end, close to the first fixing plate (2), of each supporting frame (5) is fixedly connected with a second fixing plate (4), and the outer wall of each second fixing plate (4) is in threaded connection with a plurality of groups of bolts (3).