CN216866711U

CN216866711U - Roadway help-knocking and roof-asking device

Info

Publication number: CN216866711U
Application number: CN202220249548.XU
Authority: CN
Inventors: 梁常琛; 刘文玺; 董大飞; 黄真奇; 高金强; 邢史伟; 李振宇; 张琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-07-01
Anticipated expiration: 2032-02-07

Abstract

The utility model discloses a roadway side-knocking and top-asking device which comprises a rack, wherein a speed reducer is fixedly arranged at one end of the rack, a hydraulic motor is arranged at the left end of the speed reducer, a fixed frame is fixedly arranged at the left end of the rack, the hydraulic motor is fixedly connected with the fixed frame, the output end of the hydraulic motor is connected with an input end key and a groove of the speed reducer, a rotary support shaft is fixedly arranged at the output end of the speed reducer, and a knocking hydraulic cylinder assembly and a push-pull hydraulic cylinder assembly are fixedly arranged on the left side of the outer side surface of the rotary support shaft. According to the utility model, the knocking hydraulic cylinder assembly, the push-pull hydraulic cylinder assembly and the knocking linkage assembly can realize that the live waste rocks on the two sides and the top plate of the roadway are knocked by mechanical vibration, so that the manual knocking of the live waste rocks on the two sides and the top plate of the roadway by long rods is replaced, the live waste rocks on the two sides and the top plate of the roadway are cleaned, the top plate and the two sides of the roadway which are tunneled and exploited are free of the live waste rocks, the potential safety hazard is reduced, and the occurrence of accidents of people injury caused by the falling of the live waste rocks is eliminated.

Description

Roadway help-knocking and roof-asking device

Technical Field

The utility model belongs to the technical field of knocking help and asking for help, and particularly relates to a roadway knocking help and asking for help device.

Background

The method for knocking the help and asking the top refers to that after underground tunnel excavation and development production operation and before active support installation, an operator knocks the top plate and the side wall of the excavated and developed tunnel by tools such as a crowbar, a steel chisel or a pickaxe, and the like, and the method for finding pumice and stripping layers according to the emitted sound is carried out by a person with certain practical experience; after the pumice stone is found and the layer is stripped, the patient should stand in a safe place to pry down the pumice stone.

The development of the tunnel and various tunnels of the coal mine can generate loose and falling of the live waste rocks on the surfaces of the top plate and the two sides, light people damage mechanical equipment, heavy people cause the physical disability of operation workers, the work of knocking over and asking for the top is an important guarantee for the safety of tunneling and developing the tunnel, the traditional work of knocking over and asking for the top is that the field operation workers knock over the tunneled tunnel by a long rod, and after determining that no live waste rocks exist, the support operation is started.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a roadway knocking help and roof asking device which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a roadway knocking aid and top asking device comprises a rack, wherein a speed reducer is fixedly arranged at one end of the rack, a hydraulic motor is arranged at the left end of the speed reducer, a fixed frame is fixedly arranged at the left end of the rack, the hydraulic motor is fixedly connected with the fixed frame, the output end of the hydraulic motor is connected with the input end of the speed reducer through a key and a groove, a rotary support shaft is fixedly arranged at the output end of the speed reducer, a knocking hydraulic cylinder assembly is fixedly arranged at the left side of the outer side surface of the rotary support shaft, a push-pull hydraulic cylinder assembly is fixedly arranged at the right side of the outer side surface of the rotary support shaft, a knocking linkage assembly is arranged above the knocking hydraulic cylinder assembly and the push-pull hydraulic cylinder assembly, a bearing seat is movably arranged in the middle of the outer side surface of the rotary support shaft, a positioning interlocking assembly positioned between the bearing seat and the push-pull hydraulic cylinder assembly is fixedly arranged on the outer side of the rotary support shaft, the roadway knocking aid and top asking device can be arranged on a heading machine before use, meanwhile, the hydraulic motor, the knocking hydraulic cylinder assembly, the push-pull hydraulic cylinder assembly and the driver operation valve are communicated through hydraulic pipelines, the tunneling machine starts tunneling work, after the tunneling work is completed according to the requirements of regulations, the device starts to be used, a driver of the tunneling machine firstly opens the operation valve of the hydraulic motor, the hydraulic motor transmits rotation torque to the speed reducer, and the speed reducer transmits rotation power to the rotation support shaft to drive the knocking hydraulic cylinder assembly, the push-pull hydraulic cylinder assembly and the knocking linkage assembly to two sides and a top plate of a roadway needing to be knocked and vibrated.

According to the preferable technical scheme of the roadway knocking aid and top asking device, the knocking hydraulic cylinder assembly comprises a first oil cylinder, a first movable block is fixedly mounted at the bottom end of the first oil cylinder, a first fixed seat is arranged below the first movable block, the first oil cylinder is movably connected with the first fixed seat through the first movable block, the first fixed seat is fixedly connected with the outer side face of the rotary supporting shaft, and a second lug plate is fixedly mounted on the right side of the outer side face of the first oil cylinder.

According to the preferable technical scheme of the roadway knocking aid and top asking device, a first connecting block is fixedly mounted on the position, close to the top end, of the outer side face of a first oil cylinder, a first lug plate is arranged at the top end of the first connecting block, the top end of the first lug plate is fixedly connected with the middle of the bottom end of a knocking linkage assembly, the first connecting block is rotatably connected with the first lug plate, a connecting rod is movably mounted at the top end of the first oil cylinder through a rotating shaft, a connecting seat is movably mounted at the top end of the connecting rod, the top end of the connecting seat is fixedly connected with the right side of the bottom end of the knocking linkage assembly, and the knocking linkage assembly is forced to move forwards from the outside to the inside of a knocking side by breaking off a valve group of the knocking hydraulic cylinder assembly so as to knock off live waste rocks adhered to two sides and a top plate of a roadway.

As a preferable technical scheme of the roadway knocking, top-asking device, the push-pull hydraulic cylinder assembly comprises a second oil cylinder, a second movable block is fixedly arranged at the bottom end of the second oil cylinder, a second fixed seat is arranged below the second movable block, the bottom end of the second fixed seat is fixedly connected with the outer side surface of the rotary supporting shaft, the second oil cylinder is movably connected with the second fixed seat through the second movable block, a second connecting block is fixedly arranged at the top end of the second oil cylinder, the knocking hydraulic cylinder assembly can be pushed to move forwards by opening a valve of the push-pull hydraulic cylinder assembly until the knocking linkage assembly is close to a top plate or two sides of a tunneled roadway, a driver uses one hand to pull a valve group of the push-pull hydraulic cylinder assembly to force the knocking linkage assembly to knock a side surface or a top plate surface, the valve group of the push-pull hydraulic cylinder assembly and the knocking hydraulic cylinder assembly are closed after one surface is knocked, the positioning interlocking assembly is released, and a valve of a hydraulic motor is opened, and finishing the same rotation work until the knocking work of the two top plates of the tunneled roadway is finished, starting the support work in a safe state, rotating the knocking linkage assembly to the upper surface of the top plate at the moment, and tightly attaching the top plate to implement the support work.

As the preferable technical scheme of the roadway helping and top asking device, reinforcing ribs are fixedly arranged on the left side and the right side of the bottom end of the bearing seat, and balancing weights are fixedly arranged at the bottom ends of the reinforcing ribs.

As a preferred technical scheme of the roadway side-knocking and top-asking device, the positioning interlocking assembly comprises a positioning disc, the inner side surface of the positioning disc is fixedly connected with the outer side surface of the rotating support shaft, positioning holes are formed in the top end of the positioning disc at equal angles, the angle between every two positioning holes is thirty degrees, a cylinder base is arranged on one side of the positioning disc and fixedly connected with one end of a balancing weight, a positioning oil cylinder is fixedly arranged inside the cylinder base, a positioning pin is fixedly arranged on an output shaft of the positioning oil cylinder, the positioning pin is movably clamped with the positioning holes, the positioning oil cylinder is started to drive the positioning pin to move forwards, so that the positioning pin is inserted into the corresponding positioning hole in the positioning disc to complete locking, and the balancing weight mainly aims to prevent the phenomenon that the center of gravity of the rotating support shaft is unstable.

According to the utility model, the knocking hydraulic cylinder assembly, the push-pull hydraulic cylinder assembly and the knocking linkage assembly can realize that the movable waste rocks on the two sides of the roadway and the top plate are knocked by mechanical vibration, so that the manual knocking of the movable waste rocks on the two sides of the roadway and the top plate by long rods is replaced, the movable waste rocks on the two sides of the roadway and the top plate are cleaned, the top plate and the two sides of the roadway which are supported are ensured not to have the movable waste rocks, the potential safety hazard is reduced, and the occurrence of accidents is avoided.

After the work of knocking the help and asking the top is finished, when the active support is required to be implemented, the active advance support can be used for replacing the advance support, the top plate of the roadway is supported by the active advance support, the roadway top plate of the isobaric support is replaced, the accident potential is technically eliminated, the active waste rock is eliminated fundamentally, the accident is avoided from the source, the active advance support is a protective umbrella for tunneling the roadway and developing the tunnel, and the active advance support is suitable for being used in the roadway and the tunnel and is suitable for large-scale popularization.

Drawings

FIG. 1 is a rear side schematic view of the overall structure of the present invention;

FIG. 2 is a front side schematic view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view of the internal structure of the stroking cylinder assembly and the push-pull cylinder assembly of the present invention;

FIG. 4 is an isolated schematic view of the configuration of a rapper cylinder assembly of the present invention;

FIG. 5 is a separate schematic view of the push-pull hydraulic cylinder assembly of the present invention;

FIG. 6 is a schematic view of the bearing seat and positioning interlock assembly of the present invention.

Reference numerals: 1. a frame; 2. a hydraulic motor; 3. a speed reducer; 4. a fixed mount; 5. rotating the support shaft; 6. knocking the hydraulic cylinder assembly; 601. a first cylinder; 602. a first fixed seat; 603. a first movable block; 604. a first ear plate; 605. a second ear panel; 606. a first connection block; 607. a connecting seat; 608. a connecting rod; 7. a push-pull hydraulic cylinder assembly; 701. a second cylinder; 702. a second fixed seat; 703. a second movable block; 704. a second connecting block; 8. positioning the interlock assembly; 801. positioning a plate; 802. positioning holes; 803. positioning pins; 804. positioning the oil cylinder; 805. a cylinder base; 9. a bearing seat; 10. reinforcing ribs; 11. a balancing weight; 12. and knocking the linkage assembly.

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.

A roadway knocking aid ejection device is shown in figures 1, 2 and 3 and comprises a rack 1, wherein one end of the rack 1 is fixedly provided with a speed reducer 3, the left end of the speed reducer 3 is provided with a hydraulic motor 2, the left end of the rack 1 is fixedly provided with a fixing frame 4, the hydraulic motor 2 is fixedly connected with the fixing frame 4, the output end of the hydraulic motor 2 is connected with the input end of the speed reducer 3 through a key and a groove, the output end of the speed reducer 3 is fixedly provided with a rotary support shaft 5, the left side of the outer side surface of the rotary support shaft 5 is fixedly provided with a knocking hydraulic cylinder assembly 6, the right side of the outer side surface of the rotary support shaft 5 is fixedly provided with a push-pull hydraulic cylinder assembly 7, a knocking linkage assembly 12 is arranged above the knocking hydraulic cylinder assembly 6 and the push-pull hydraulic cylinder assembly 7, the middle part of the outer side surface of the rotary support shaft 5 is movably provided with a bearing seat 9, the outer side surface of the rotary support shaft 5 is fixedly provided with a positioning interlocking assembly 8 positioned between the bearing seat 9 and the push-pull hydraulic cylinder assembly 7, before use, the roadway side-knocking and top-asking device can be installed on a heading machine, meanwhile, a hydraulic motor 2, a knocking hydraulic cylinder assembly 6, a push-pull hydraulic cylinder assembly 7 and a driver operation valve are communicated through hydraulic pipelines, the heading machine starts heading, after heading work is completed according to the requirements of regulations, the device starts to be used, a driver of the heading machine firstly opens the operation valve of the hydraulic motor 2, the hydraulic motor 2 transmits rotation torque to a speed reducer 3, the speed reducer 3 transmits rotation power to a rotation supporting shaft 5, and the knocking hydraulic cylinder assembly 6, the push-pull hydraulic cylinder assembly 7 and a knocking linkage assembly 12 are driven to two sides and a top plate of a roadway needing to be knocked and vibrated.

As shown in fig. 4, the knocking hydraulic cylinder assembly 6 includes a first hydraulic cylinder 601, a first movable block 603 is fixedly installed at the bottom end of the first hydraulic cylinder 601, a first fixed seat 602 is installed below the first movable block 603, the first hydraulic cylinder 601 is movably connected with the first fixed seat 602 through the first movable block 603, the first fixed seat 602 is fixedly connected with the outer side surface of the rotating support shaft 5, a second lug plate 605 is fixedly installed at the right side of the outer side surface of the first hydraulic cylinder 601, a first connecting block 606 is fixedly installed at a position of the outer side surface of the first hydraulic cylinder 601 near the top end, a first lug plate 604 is installed at the top end of the first connecting block 606, the top end of the first lug plate 604 is fixedly connected with the middle portion of the bottom end of the knocking linkage assembly 12, the first connecting block 606 is rotatably connected with the first lug plate 604, a connecting rod 608 is movably installed at the top end of the first hydraulic cylinder 601 through a rotating shaft, a connecting seat 607 is movably installed at the top end of the connecting rod 608, the top end of the connecting seat 607 is fixedly connected with the right side of the bottom end of the knocking linkage assembly 12, and the knocking linkage assembly 12 is forced to move forward from the outside to the inside knocking side surface by breaking the valve bank of the knocking hydraulic cylinder assembly 6, so that the movable waste rocks adhered to the two sides and the top plate of the roadway are knocked and fall off.

As shown in fig. 5, the push-pull hydraulic cylinder assembly 7 includes a second cylinder 701, a second movable block 703 is fixedly installed at the bottom end of the second cylinder 701, a second fixed block 702 is installed below the second movable block 703, the bottom end of the second fixed block 702 is fixedly connected with the outer side surface of the rotating support shaft 5, the second cylinder 701 is movably connected with the second fixed block 702 through the second movable block 703, a second connecting block 704 is fixedly installed at the top end of the second cylinder 701, the knocking hydraulic cylinder assembly 6 can be pushed to move forward by opening a valve of the push-pull hydraulic cylinder assembly 7 until the knocking linkage assembly 12 is close to the top plate or two sides of the roadway, a driver uses one hand to pull the valve bank of the push-pull hydraulic cylinder assembly 7 to force the knocking linkage assembly 12 to knock the side surface or the top plate surface, after one side is knocked, the valve bank of the push-pull hydraulic cylinder assembly 7 and the knocking hydraulic cylinder assembly 6 is closed, and the positioning interlock assembly 8 is released, and opening a valve of the hydraulic motor 2 to complete the same rotation work until the knocking work of the two top plates of the tunneled roadway is completed, starting the support work in a safe state, rotating the knocking linkage assembly 12 to the upper surface of the top plate at the moment, and attaching the top plate tightly to implement the support work.

As shown in fig. 6, the left and right sides of the bottom end of the bearing seat 9 are fixedly provided with the reinforcing ribs 10, the bottom end of the reinforcing rib 10 is fixedly provided with the balance weight 11, the positioning interlocking assembly 8 comprises a positioning disc 801, the inner side surface of the positioning disc 801 is fixedly connected with the outer side surface of the rotating support shaft 5, the top end of the positioning disc 801 is provided with positioning holes 802 at equal angles, the angle between every two positioning holes 802 is thirty degrees, one side of the positioning disc 801 is provided with a cylinder seat 805, the cylinder seat 805 is fixedly connected with one end of the balance weight 11, the inside of the cylinder seat 805 is fixedly provided with a positioning oil cylinder 804, the output shaft of the positioning oil cylinder 804 is fixedly provided with a positioning pin 803, the positioning pin 803 is movably clamped with the positioning holes 802, by starting the positioning interlocking assembly 8, the positioning oil cylinder 804 is opened to drive the positioning pin 803 to move forward, so that the positioning pin 803 is inserted into the positioning hole 802 of the corresponding positioning plate 801 to complete the locking, and the main purpose of the weight member 11 is to prevent the shaking caused by the unstable center of gravity when the rotation support shaft 5 rotates.

The working principle and the using process of the utility model are as follows:

before use, the roadway side-knocking and top-asking device can be installed on a heading machine, meanwhile, a hydraulic motor 2, a knocking hydraulic cylinder assembly 6, a push-pull hydraulic cylinder assembly 7 and a driver operation valve are communicated through hydraulic pipelines, the heading machine starts heading, after heading work is finished according to the requirements of regulations, the device starts to be used, a driver of the heading machine firstly opens an operation valve of the hydraulic motor 2, the hydraulic motor 2 transmits rotation torque to a speed reducer 3, the speed reducer 3 transmits rotation power to a rotation supporting shaft 5, the knocking hydraulic cylinder assembly 6, the push-pull hydraulic cylinder assembly 7 and a knocking linkage assembly 12 are driven to two sides and a top plate of a roadway needing to be knocked and vibrated, at the moment, a positioning interlocking assembly 8 is started, a positioning cylinder 804 is started to drive a positioning pin 803 to move forwards, the positioning pin 803 is inserted into a positioning hole 802 on a corresponding positioning disc 801 to finish locking, and at the moment, a valve of the push-pull hydraulic cylinder assembly 7 is opened, the knocking hydraulic cylinder assembly 6 can be pushed to move forwards until the knocking linkage assembly 12 is close to the top plate or two sides of the tunneled roadway, a driver uses one hand to break the valve bank of the pushing and pulling hydraulic cylinder assembly 7, the knocking linkage assembly 12 is forced to knock the side surface or the top plate surface, the other hand breaks the valve bank of the knocking hydraulic cylinder assembly 6, the knocking linkage assembly 12 is forced to knock the side surface forwards from outside to inside, the movable waste rock stuck on the two sides of the roadway and the top plate is knocked and falls off, after one side is knocked, the valve bank of the pushing and pulling hydraulic cylinder assembly 7 and the knocking hydraulic cylinder assembly 6 is closed, the positioning interlocking assembly 8 is released, a valve of the hydraulic motor 2 is opened, the same rotating work is completed until the knocking work of the two top plates of the tunneled roadway is completed, the supporting work is started in a safe state, at the moment, the knocking linkage assembly 12 is rotated to the top plate, and the top plate is tightly stuck to carry out the supporting work.

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

Claims

1. The utility model provides a roadway knocking help device of asking for help, includes frame (1), its characterized in that: a speed reducer (3) is fixedly mounted at one end of the rack (1), a hydraulic motor (2) is arranged at the left end of the speed reducer (3), a fixing frame (4) is fixedly mounted at the left end of the rack (1), the hydraulic motor (2) is fixedly connected with the fixing frame (4), the output end of the hydraulic motor (2) is connected with the input end of the speed reducer (3) through a key and a groove, a rotary support shaft (5) is fixedly mounted at the output end of the speed reducer (3), a knocking hydraulic cylinder assembly (6) is fixedly mounted at the left side of the outer side surface of the rotary support shaft (5), a push-pull hydraulic cylinder assembly (7) is fixedly mounted at the right side of the outer side surface of the rotary support shaft (5), a knocking linkage assembly (12) is arranged above the knocking hydraulic cylinder assembly (6) and the push-pull hydraulic cylinder assembly (7), and a bearing seat (9) is movably mounted at the middle part of the outer side surface of the rotary support shaft (5), and a positioning interlocking assembly (8) positioned between the bearing seat (9) and the push-pull hydraulic cylinder assembly (7) is fixedly arranged on the outer side surface of the rotary supporting shaft (5).

2. The roadway knocking aid and roof asking device according to claim 1, wherein: strike hydraulic cylinder assembly (6) and include first hydro-cylinder (601), the bottom fixed mounting of first hydro-cylinder (601) has first movable block (603), the below of first movable block (603) is equipped with first fixing base (602), swing joint between first hydro-cylinder (601) through first movable block (603) and first fixing base (602), the lateral surface fixed connection of first fixing base (602) and runing back axle (5), the right side fixed mounting of first hydro-cylinder (601) lateral surface has second otic placode (605).

3. The roadway knocking aid and roof asking device according to claim 2, wherein: first hydro-cylinder (601) lateral surface is close to fixed mounting on the position on top has first connecting block (606), the top of first connecting block (606) is equipped with first otic placode (604), the top of first otic placode (604) and the middle part fixed connection who beats linkage assembly (12) bottom, rotate between first connecting block (606) and first otic placode (604) and be connected, there is connecting rod (608) on the top of first hydro-cylinder (601) through pivot movable mounting, the top movable mounting of connecting rod (608) has connecting seat (607), the top of connecting seat (607) and the right side fixed connection who beats linkage assembly (12) bottom.

4. The roadway knocking aid and roof asking device according to claim 1, wherein: the push-pull hydraulic cylinder assembly (7) comprises a second oil cylinder (701), a second movable block (703) is fixedly mounted at the bottom end of the second oil cylinder (701), a second fixed seat (702) is arranged below the second movable block (703), the bottom end of the second fixed seat (702) is fixedly connected with the outer side face of the rotating support shaft (5), the second oil cylinder (701) is movably connected with the second fixed seat (702) through the second movable block (703), and a second connecting block (704) is fixedly mounted at the top end of the second oil cylinder (701).

5. The roadway knocking aid and roof asking device according to claim 1, wherein: the left and right sides in bearing frame (9) bottom all fixed mounting have strengthening rib (10), the bottom fixed mounting of strengthening rib (10) has balancing weight (11).

6. The roadway knocking aid and roof asking device according to claim 1, wherein: positioning interlocking assembly (8) include positioning disk (801), the medial surface of positioning disk (801) and the lateral surface fixed connection of rotation support axle (5), positioning hole (802) have been seted up to the top of positioning disk (801) equal angle, per two angle between positioning hole (802) is thirty degrees, one side of positioning disk (801) is equipped with jar seat (805), the one end fixed connection of jar seat (805) and balancing weight (11), the inside fixed mounting of jar seat (805) has positioning cylinder (804), the output shaft fixed mounting of positioning cylinder (804) has locating pin (803), activity joint between locating pin (803) and positioning hole (802).