CN215907773U

CN215907773U - Roofbolter for tunneling

Info

Publication number: CN215907773U
Application number: CN202122551820.8U
Authority: CN
Inventors: 李治国; 郭永强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-02-25
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a roofbolter for tunneling, which comprises a drilling machine, a top plate, an inclined strut and a rotating shaft, wherein the top plate is fixedly connected to the upper end of the drilling machine, a positioning assembly is arranged on the left side of the outer wall of the inclined strut, the positioning assembly comprises a first support rod, a second support rod, a first gear, a second rack, a first rack and a clamping plate, and the rear end of the outer wall of the rotating shaft in the first gear is rotatably connected with the rotating shaft through a bearing. This roofbolter is used in tunnelling, structure scientific and reasonable, convenience safe in utilization, be provided with the bracing post, the lagging, the down tube, first gear, the second gear, first rack, the second rack, pivot and splint, below pulling lagging to the right, through first rack, the second rack, the opposite reverse rotation of splint is realized to second gear and first gear, the problem of the support angle position change appears in the fixed course easily that can't directly carry out quick fixation after the angle of having avoided adjusting the bracing post easily.

Description

Roofbolter for tunneling

Technical Field

The utility model relates to the technical field of anchor rod drilling machines, in particular to an anchor rod drilling machine for roadway excavation.

Background

The anchor rod drilling machine is also called as an anchor drilling machine in some places, is a drilling tool in the bolting work of a coal mine tunnel, it has outstanding advantages in the aspects of improving the supporting effect, reducing the supporting cost, accelerating the roadway forming speed, reducing the auxiliary transportation quantity, lightening the labor intensity, improving the utilization rate of the roadway section and the like, when the bolt drilling machine in the prior art rotates and opens the bracing column, the bracing column needs to be rotated to a specific angle, and then the position of the rotating connection part of the bracing column is fixed, although the prior art can realize the use of the anchor rod drilling machine, the prior art has the problems that the support angle is easy to change in the fixing process due to the fact that the rapid fixing cannot be directly carried out after the angle of the inclined strut is adjusted, meanwhile, the problem that the auxiliary supporting function cannot be automatically completed after the inclined supporting column rotates to a specific angle still exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a jumbolter for tunneling, which aims to solve the problem that the position of a supporting angle is easy to change in the fixing process because the angle of a diagonal bracing column cannot be directly and quickly fixed after the angle of the diagonal bracing column is adjusted in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a roof bolter for tunneling comprises a drilling machine, a top plate, an inclined strut and a rotating shaft, wherein the top plate is fixedly connected to the upper end of the drilling machine, the rotating shaft is fixedly connected to the inside of the right side of the top plate, the outer wall of the rotating shaft is rotatably connected with the inclined strut, and a positioning assembly is arranged on the left side of the outer wall of the inclined strut;

the positioning assembly comprises a first support rod, a second support rod, a first gear, a second rack, a first rack and a clamping plate;

it is a plurality of splint are located the outer wall both sides of pivot respectively, the inboard of splint all closely laminates with the pivot, the outside of splint respectively with first branch and second branch looks rigid coupling, the inboard center of first branch and second branch is rotated with the pivot through the round pin axle and is linked to each other, the right-hand member of first branch and second branch rigid coupling respectively has first rack and second rack, the inboard meshing of first rack and second rack links to each other with first gear and second gear respectively, the outer wall front end of the inside pivot of first gear all links to each other with the second gear is fixed, the outer wall rear end of the inside pivot of first gear all rotates with the pivot through the bearing and links to each other.

Preferably, the arc-shaped circle center of the first rack is overlapped with the arc-shaped circle center of the second rack.

Preferably, a connecting assembly is arranged on the right side of the lower end of the second supporting rod;

the connecting assembly comprises a sleeve plate, an inclined rod, a second spring, an inclined plate, a round rod and a baffle plate;

the lagging clearance fit is on the outer wall right side of bracing post, the left end front side rigid coupling of lagging has the down tube, the left end top rigid coupling of down tube has the swash plate, the inside clearance fit of swash plate has the round bar, the round bar links to each other with second branch is fixed, the outer wall left side clearance fit of down tube has the baffle, the baffle links to each other with the bracing post is fixed, the outer wall left side of down tube is provided with the second spring, the both sides of second spring link to each other with swash plate and baffle are fixed respectively.

Preferably, the round rod and the inclined plate form a sliding structure.

Preferably, an auxiliary assembly is arranged below the right end of the drilling machine;

the auxiliary assembly comprises a clamping groove, a clamping block, a first sliding block, a second sliding block, a handle, a connecting rod, a supporting seat and a first spring;

the utility model discloses a drilling machine, including drilling machine, first slider, clamping groove, clamping block, handle, connecting rod, bracing post and first slider, first slider is located the right-hand member below of drilling machine, the inside below clearance fit of first slider has the second slider, both ends are fixed continuous with clamping block and handle respectively about the second slider, the outer wall right side of handle is provided with first spring, the left and right sides of first spring is fixed continuous with second slider and first slider respectively, and is a plurality of the clamping groove processing is at the right-hand member outer wall of drilling machine, below mutual joint between clamping groove and the clamping block, the right-hand member top of first slider is provided with the connecting rod, the both sides of connecting rod all rotate with the supporting seat through the round pin axle and link to each other, the outside of supporting seat is fixed continuous with bracing post and first slider respectively.

Preferably, a sleeve is fixedly connected to the lower portion of the right end of the drilling machine and is connected with the first sliding block in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that: this roofbolter is used in tunnelling, structure scientific and reasonable, convenience safe in utilization:

be provided with the bracing column, the lagging, the down tube, the second spring, first gear, the second gear, first rack, the second rack, pivot and splint, below pulling lagging to the right, through first rack, the second rack, the opposite reverse rotation of splint is realized to second gear and first gear, make second branch and first branch can drive splint and outwards rotate and remove the friction between splint and the pivot fixed, it is fixed to loosen the lagging after rotating to the angle, the second spring can make splint rotate and reset, only need to remove at bracing column department drive lagging when making the bracing column rotate and fix specific angle and can accomplish, avoided can't directly carrying out quick fixation after the angle of having adjusted the bracing column and lead to appearing easily that the problem that the support angle appears the position change in the fixing process.

Be provided with the bracing column, the connecting rod, first slider, the second slider, the fixture block, draw-in groove and rig, the bracing column rotates and opens the in-process, second slider and fixture block can constantly form the joint with the draw-in groove of co-altitude not, accomplish the angle of bracing column after, the fixture block can carry out the joint with the draw-in groove that corresponds the position, make the rig sustainable in the use carry out the auxiliary stay through the connecting rod to the bracing column, the user can stimulate the handle right and can remove the joint of fixture block department, the problem that current can't rotate to the automatic auxiliary stay function of accomplishing behind the specific angle at the bracing column has been avoided.

Drawings

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

FIG. 2 is a schematic view of the rig, top plate and first rack of FIG. 1;

FIG. 3 is a schematic structural view of the drilling machine, the rotating shaft and the second rack in FIG. 1;

fig. 4 is a schematic structural diagram of the drill, the fixture block and the first spring in fig. 1.

In the figure: 1. drilling machine, 2, locating component, 201, first branch, 202, second branch, 203, first gear, 204, second gear, 205, second rack, 206, first rack, 207, splint, 3, auxiliary component, 301, draw-in groove, 302, fixture block, 303, first slider, 304, second slider, 305, handle, 306, connecting rod, 307, supporting seat, 308, first spring, 4, connecting component, 401, sleeve board, 402, down tube, 403, second spring, 404, sloping plate, 405, round bar, 406, baffle, 5, top plate, 6, bracing column, 7, rotating shaft, 8, sleeve.

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. 1-4, the present invention provides a technical solution: an anchor rod drilling machine for tunneling comprises a drilling machine 1, a top plate 5, inclined supporting columns 6 and a rotating shaft 7, wherein the top plate 5 is fixedly connected to the upper end of the drilling machine 1, the rotating shaft 7 is fixedly connected to the inside of the right side of the top plate 5, the inclined supporting columns 6 are rotatably connected to the outer wall of the rotating shaft 7, the inclined supporting columns 6 can rotate inside the right side of the top plate 5 through the rotating shaft 7, a positioning assembly 2 is arranged on the left side of the outer wall of the inclined supporting columns 6, the positioning assembly 2 comprises a first supporting rod 201, a second supporting rod 202, a first gear 203, a second gear 204, a second gear 205, a first rack 206 and clamping plates 207, a plurality of clamping plates 207 are respectively arranged on two sides of the outer wall of the rotating shaft 7, the inner sides of the clamping plates 207 are tightly attached to the rotating shaft 7, the clamping plates 207 can be clamped on the outer wall of the rotating shaft 7 to limit rotation through clamping friction force, the outer sides of the clamping plates 207 are respectively fixedly connected to the first supporting rod 201 and the second supporting rod 202, the centers of the first supporting rod 201 and the second supporting rod 202 are rotatably connected to the rotating shaft 7 through pin shafts, the first support rod 201 and the second support rod 202 can rotate around an inner side central pin shaft to drive the clamping plate 207 to rotate, the right ends of the first support rod 201 and the second support rod 202 are fixedly connected with a first rack 206 and a second rack 205 respectively, the inner sides of the first rack 206 and the second rack 205 are meshed with a first gear 203 and a second gear 204 respectively, the first gear 203 and the second gear 204 rotate to drive the first rack 206 and the second rack 205 to rotate in opposite directions, the front end of the outer wall of the rotating shaft inside the first gear 203 is fixedly connected with the second gear 204, the rear end of the outer wall of the rotating shaft inside the first gear 203 is rotatably connected with the rotating shaft 7 through a bearing, and the arc-shaped circle center of the first rack 206 is overlapped with the arc-shaped circle center of the second rack 205.

The right side of the lower end of the second strut 202 is provided with a connecting assembly 4, the connecting assembly 4 comprises a sleeve plate 401, an inclined rod 402, a second spring 403, an inclined plate 404, a round rod 405 and a baffle plate 406, the sleeve plate 401 is in clearance fit with the right side of the outer wall of the bracing column 6, the front side of the left end of the sleeve plate 401 is fixedly connected with the inclined rod 402, the sleeve plate 401 can move on the outer wall of the bracing column 6 and drive the inclined rod 402 to move, the inclined plate 404 is fixedly connected above the left end of the inclined rod 402, the round rod 405 is in clearance fit with the inner part of the inclined plate 404, the round rod 405 is fixedly connected with the second strut 202, the inclined plate 404 can drive the second strut 202 to rotate through the round rod 405, the baffle plate 406 is in clearance fit with the left side of the outer wall of the inclined rod 402, the baffle plate 406 is fixedly connected with the bracing column 6, the left side of the outer wall of the inclined rod 402 is provided with the second spring 403, the elastic coefficient K of the second spring 403 is 1800N/m, and two sides of the second spring 403 are respectively fixedly connected with the inclined plate 404 and the baffle plate 406, the swash plate 404 moves downward and rightward to press the second spring 403, and the round rod 405 and the swash plate 404 form a sliding structure.

An auxiliary assembly 3 is arranged below the right end of the drilling machine 1, the auxiliary assembly 3 comprises a clamping groove 301, a clamping block 302, a first sliding block 303, a second sliding block 304, a handle 305, a connecting rod 306, a supporting seat 307 and a first spring 308, the first sliding block 303 is arranged below the right end of the drilling machine 1, the second sliding block 304 is in clearance fit with the inner lower part of the first sliding block 303, the second sliding block 304 can move in the first sliding block 303, the left end and the right end of the second sliding block 304 are respectively fixedly connected with the clamping block 302 and the handle 305, the right side of the outer wall of the handle 305 is provided with the first spring 308, the elastic coefficient K of the first spring 308 is 500N/m, the left side and the right side of the first spring 308 are respectively fixedly connected with the second sliding block 304 and the first sliding block 303, a plurality of clamping grooves 301 are processed on the outer wall of the right end of the drilling machine 1, the clamping grooves 301 below and the clamping block 302 are mutually clamped, the connecting rod 306 is arranged above the right end of the first sliding block 303, the both sides of connecting rod 306 all rotate with supporting seat 307 through the round pin axle and link to each other, and bracing column 6 rotates accessible connecting rod 306 and drives first slider 303 and carry out vertical removal, and the outside of supporting seat 307 is fixed continuous with bracing column 6 and first slider 303 respectively, and the right-hand member below rigid coupling of rig 1 has sleeve 8, and sleeve 8 and first slider 303 slide and link to each other, and sleeve 8 can restrict first slider 303 and can only vertical removal.

When the anchor rod drilling machine for tunneling a roadway is required to be used, firstly, a user can firstly carry the equipment to the interior of the roadway, then the user can pull the sleeve plate 401 towards the right and downward direction, so that the sleeve plate 401 can drive the second supporting rod 202 to rotate clockwise through the inclined rod 402 and the round rod 405, meanwhile, the second supporting rod 202 and the first supporting rod 201 can realize reverse rotation transmission through the matching of the first rack 206, the second rack 205, the second gear 204 and the first gear 203, so that the second supporting rod 202 and the first supporting rod 201 can drive the clamping plate 207 to rotate outwards to remove the friction fixation between the clamping plate 207 and the rotating shaft 207, then the user can drive the inclined supporting column 6 to rotate to a proper angle to support, after the rotation to the proper angle, the user can release the sleeve plate 401, so that the elastic force of the second spring 403 can drive the first supporting rod 201 and the second supporting rod 202 to rotate inwards to reset to realize the positioning after the inclined supporting column 6 rotates, the inclined strut 6 can be rotated and fixed at a specific angle only by driving the sleeve plate 401 at the inclined strut 6 to move, so that the problem that the position change of the supporting angle is easy to occur in the fixing process due to the fact that the inclined strut 6 cannot be directly and quickly fixed after the angle of the inclined strut is adjusted is solved, the inclined strut 6 can drive the first sliding block 304 to move upwards through the connecting rod 306 in the rotating and opening process of the inclined strut 6, meanwhile, the second sliding block 303 and the clamping block 302 can be continuously clamped with the clamping grooves 301 with different heights, after the angle of the inclined strut 6 is completed, the clamping block 302 can be clamped with the clamping groove 301 at the corresponding position, the possibility that the first sliding block 304 moves downwards is limited, the drilling machine 1 can continuously support the inclined strut 6 in an auxiliary mode through the connecting rod 306 in the using process, after the drilling machine 1 is used, a user can pull the handle 305 rightwards to release the clamping at the clamping block 302, and the problem that the auxiliary supporting function cannot be automatically completed after the inclined strut 6 rotates to the specific angle in the prior art is avoided, the support of the whole equipment is completed, and the user can start the drilling machine 1 to perform the drilling treatment.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; 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 roofbolter is used in tunnelling, includes rig (1), roof (5), bracing post (6) and pivot (7), the upper end rigid coupling of rig (1) has roof (5), the inside rigid coupling in right side of roof (5) has pivot (7), the outer wall rotation of pivot (7) links to each other bracing post (6), its characterized in that: a positioning component (2) is arranged on the left side of the outer wall of the diagonal bracing column (6);

the positioning assembly (2) comprises a first support rod (201), a second support rod (202), a first gear (203), a second gear (204), a second rack (205), a first rack (206) and a clamping plate (207);

the plurality of clamping plates (207) are respectively positioned at two sides of the outer wall of the rotating shaft (7), the inner sides of the clamping plates (207) are tightly attached to the rotating shaft (7), the outer side of the clamping plate (207) is respectively fixedly connected with the first supporting rod (201) and the second supporting rod (202), the inner centers of the first supporting rod (201) and the second supporting rod (202) are rotationally connected with the rotating shaft (7) through a pin shaft, the right ends of the first supporting rod (201) and the second supporting rod (202) are respectively fixedly connected with a first rack (206) and a second rack (205), the inner sides of the first rack (206) and the second rack (205) are respectively meshed and connected with a first gear (203) and a second gear (204), the front ends of the outer walls of the rotating shafts in the first gear (203) are fixedly connected with a second gear (204), the rear end of the outer wall of the rotating shaft in the first gear (203) is rotatably connected with the rotating shaft (7) through a bearing.

2. A roofbolter for tunneling according to claim 1, characterized in that: the arc center of the first rack (206) is coincident with the arc center of the second rack (205).

3. A roofbolter for tunneling according to claim 1, characterized in that: a connecting component (4) is arranged on the right side of the lower end of the second support rod (202);

the connecting assembly (4) comprises a sleeve plate (401), an inclined rod (402), a second spring (403), an inclined plate (404), a round rod (405) and a baffle (406);

the utility model discloses a bracing strut, including nest plate (401), swash plate (404), swash plate (6), set plate (401) and inner wall left side, the outer wall right side of nest plate (401) clearance fit at bracing strut (6), the left end front side rigid coupling of nest plate (401) has down tube (402), the left end top rigid coupling of down tube (402) has swash plate (404), the inside clearance fit of swash plate (404) has round bar (405), round bar (405) are fixed continuous with second branch pole (202), the outer wall left side clearance fit of down tube (402) has baffle (406), baffle (406) are fixed continuous with bracing strut (6), the outer wall left side of down tube (402) is provided with second spring (403), the both sides of second spring (403) link to each other with swash plate (404) and baffle (406) are fixed respectively.

4. A roof bolter for tunnel boring according to claim 3, characterized in that: the round rod (405) and the sloping plate (404) form a sliding structure.

5. A roofbolter for tunneling according to claim 1, characterized in that: an auxiliary assembly (3) is arranged below the right end of the drilling machine (1);

the auxiliary assembly (3) comprises a clamping groove (301), a clamping block (302), a first sliding block (303), a second sliding block (304), a handle (305), a connecting rod (306), a supporting seat (307) and a first spring (308);

the first sliding block (303) is positioned below the right end of the drilling machine (1), a second sliding block (304) is in clearance fit with the lower part of the inner part of the first sliding block (303), the left end and the right end of the second sliding block (304) are respectively fixedly connected with the clamping block (302) and the handle (305), a first spring (308) is arranged on the right side of the outer wall of the handle (305), the left side and the right side of the first spring (308) are respectively and fixedly connected with a second sliding block (304) and a first sliding block (303), a plurality of clamping grooves (301) are processed on the outer wall of the right end of the drilling machine (1), the clamping grooves (301) and the clamping blocks (302) below are mutually clamped, a connecting rod (306) is arranged above the right end of the first sliding block (303), two sides of the connecting rod (306) are rotatably connected with a supporting seat (307) through pin shafts, the outer side of the supporting seat (307) is fixedly connected with the inclined supporting column (6) and the first sliding block (303) respectively.

6. A roofbolter for tunneling according to claim 1, characterized in that: a sleeve (8) is fixedly connected to the lower portion of the right end of the drilling machine (1), and the sleeve (8) is connected with the first sliding block (303) in a sliding mode.