CN216198191U - Advance temporary support mechanism for tunneling and anchoring machine and tunneling and anchoring machine - Google Patents
Advance temporary support mechanism for tunneling and anchoring machine and tunneling and anchoring machine Download PDFInfo
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- CN216198191U CN216198191U CN202122528853.0U CN202122528853U CN216198191U CN 216198191 U CN216198191 U CN 216198191U CN 202122528853 U CN202122528853 U CN 202122528853U CN 216198191 U CN216198191 U CN 216198191U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 238000004873 anchoring Methods 0.000 title claims abstract description 28
- 230000005641 tunneling Effects 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 5
- 239000003245 coal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model relates to an anchor driving machine, an advance temporary support mechanism for the anchor driving machine and a heading machine. The supporting structure comprises a rotary telescopic mechanism, a swinging seat, a front canopy and an elastic adjusting piece, wherein the rotary telescopic mechanism is hinged to a base of the tunneling and anchoring machine; the swinging seat is hinged at the tail end of the rotary telescopic mechanism and can swing left and right around the tail end of the rotary telescopic mechanism; the front canopy is arranged on the swing seat through a front canopy spherical hinge mounting seat and a matched spherical hinge seat, and the front canopy can rotate around the hinged spherical surface in all directions; the elastic adjusting pieces are multiple and are respectively connected with the spherical hinge mounting seat and the spherical hinge seat of the front canopy; under the condition that no external force acts on the forepoling bar, the plane of the forepoling bar ball hinge mounting seat is parallel to the plane of the ball hinge seat, and under the condition that the external force acts on the forepoling bar, the elastic adjusting pieces can stretch out and draw back to different degrees, so that the forepoling bar flexibly rotates around the swing seat. The utility model can elastically adjust the front canopy according to the angle of the top surface of the roadway, so that the front canopy is suitable for the top surface of the special-shaped roadway, and has the advantages of small occupied space, simple operation, sensitive action and the like.
Description
Technical Field
The utility model relates to the field of coal mine roadway tunneling and roadway support, in particular to an advance temporary support mechanism for an anchor driving machine and the anchor driving machine.
Background
The tunneling and anchoring machine is an integrated machine integrating a tunneling machine and an anchor rod machine together, can realize parallel operation of the tunneling machine and the anchor rod machine, has the advantages of small production cycle progress, small damage to the top surface, easy management of tunneling engineering, capability of simultaneously completing permanent support of top anchors, anchor cables and side anchors, effectively reduces the labor intensity of workers and improves the safety of the construction of the workers.
However, when the existing underground coal mine tunnel is tunneled, the angle of the top surface of the coal mine tunnel is not fixed, and the existing advance temporary support mechanism of the tunneling and anchoring machine is poor in flexibility and cannot be suitable for supporting the top surface of the special-shaped tunnel, so that a mechanism suitable for supporting the top surface of the special-shaped tunnel is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an advance temporary support mechanism for an anchor driving machine and the anchor driving machine, so that the advance temporary support mechanism is suitable for supporting the top surface of a special-shaped roadway, and the defects that the existing support mechanism is poor in flexibility and cannot be suitable for supporting the top surface of the special-shaped roadway are overcome.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an advance temporary support mechanism for an anchor driving machine comprises a rotary telescopic mechanism, a swing seat, a front canopy and an elastic adjusting piece, wherein the rotary telescopic mechanism is hinged to a base of the anchor driving machine; the swinging seat is hinged to the tail end of the rotary telescopic mechanism and can swing left and right around the tail end of the rotary telescopic mechanism; the front canopy is arranged on the swing seat through a front canopy spherical hinge mounting seat and a matched spherical hinge seat, and the front canopy can rotate around the hinged spherical surface in all directions; the elastic adjusting pieces are multiple and are respectively connected with the spherical hinge mounting seat and the spherical hinge seat of the front canopy; under the condition that no external force acts on the forepoling bar, the plane of the forepoling bar ball hinge mounting seat is parallel to the plane of the ball hinge seat, and under the condition that the external force acts on the forepoling bar, the elastic adjusting pieces can stretch out and draw back to different degrees, so that the forepoling bar flexibly rotates around the swing seat.
As a further improvement of the utility model, the elastic adjusting piece comprises a screw, a nut and a spring; the screw rod sequentially penetrates through the forepoling bar spherical hinge mounting seat, the spherical hinge seat, the spring and the nut.
Furthermore, movable gaps are reserved between the spherical hinge mounting seat of the forepoling bar and the screw through hole on the spherical hinge mounting seat and the outer wall of the screw.
Furthermore, the number of the elastic adjusting pieces is four, and the elastic adjusting pieces are uniformly distributed at four corners of the spherical hinge mounting seat of the front canopy.
Further, a protective sleeve is arranged on the outer side of the spring.
Furthermore, the swing mechanism further comprises a swing oil cylinder, one end of the swing oil cylinder is hinged to the swing seat, the other end of the swing oil cylinder is hinged to the tail end of the rotary telescopic mechanism, and the left and right rotation angles of the swing seat are controlled by the telescopic action of the swing oil cylinder.
Furthermore, the swing seat is hinged to the tail end of the rotary telescopic mechanism through a pin shaft.
Further, the rotary telescopic mechanism comprises an inner sleeve, a telescopic oil cylinder, a support oil cylinder and an outer sleeve; one end of the telescopic oil cylinder is hinged to the inner sleeve, the other end of the telescopic oil cylinder is hinged to the outer sleeve, the inner sleeve is driven to slide axially along the outer sleeve, one end of the supporting oil cylinder is hinged to the outer sleeve, the other end of the supporting oil cylinder is hinged to the foundation of the tunneling and anchoring machine, one end of the outer sleeve is hinged to the foundation of the tunneling and anchoring machine, and the other end of the outer sleeve is hinged to the supporting oil cylinder.
Furthermore, the front cantilever is of a frame structure and is arranged in a left-right symmetrical mode by taking the swinging seat as a center.
The utility model also provides a tunneling and anchoring machine which comprises a tunneling and anchoring machine base and the advanced temporary support mechanism for the tunneling and anchoring machine.
By adopting the technical scheme, the utility model at least has the following advantages:
1. according to the tunneling and anchoring machine and the advance temporary supporting mechanism thereof, the front canopy can be elastically adjusted through the matching of the spherical hinge part and the elastic adjusting piece according to the angle of the top surface of the roadway, so that the front canopy can flexibly rotate around the swing seat to adapt to the special-shaped top surface of the roadway.
2. The advance temporary support mechanism for the digging and anchoring machine has the advantages of small occupied space, simplicity in operation, sensitivity in action and the like.
Drawings
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description.
Fig. 1 is a front view (including a partial section) of a temporary advance support mechanism for a driving and anchoring machine according to an embodiment of the present invention;
FIG. 2 is an enlarged cross-sectional view of portion A of FIG. 1;
fig. 3 is a schematic top view of a temporary advance support mechanism for an excavator and anchor according to an embodiment of the present invention.
Detailed Description
The embodiment provides an anchor driving machine, which comprises an anchor driving machine base and an advance temporary support mechanism hinged to the anchor driving machine base, wherein the anchor driving machine can realize temporary support through the advance temporary support mechanism.
As shown in figure 1, the advance temporary support mechanism for the digging and anchoring machine comprises a rotary telescopic mechanism, a swing seat 2, a front cantilever 3 and an elastic adjusting piece 4. The rotary telescoping mechanism is hinged on the base 1 of the digging and anchoring machine, and the swinging seat 2 is hinged at the tail end of the rotary telescoping mechanism through a pin shaft and can swing left and right around the tail end of the rotary telescoping mechanism; the forepoling bar 3 is hinged on the swing seat 2 in a ball joint mode.
The rotary telescopic mechanism comprises an inner sleeve 8, a telescopic oil cylinder 9, a support oil cylinder 10 and an outer sleeve 11; one end of a telescopic oil cylinder 9 is hinged with the inner sleeve 8, the other end of the telescopic oil cylinder is hinged with the outer sleeve 11 to drive the inner sleeve 8 to axially slide along the outer sleeve 11, one end of a supporting oil cylinder 10 is hinged with the outer sleeve 11, the other end of the supporting oil cylinder is hinged with the bolting machine base 1, one end of the outer sleeve 11 is hinged with the bolting machine base 1, the other end of the outer sleeve 11 is hinged with the supporting oil cylinder 10, and under the action of the supporting oil cylinder 10, the outer sleeve 11 can swing up and down, so that the height of the front cantilever 3 is adjusted.
With reference to fig. 1 and 3, the swing of the swing seat 2 is mainly controlled by a swing oil cylinder 7, one end of the swing oil cylinder 7 is hinged to the swing seat 2, the other end of the swing oil cylinder is hinged to the tail end of an inner sleeve 8 of the rotary telescopic mechanism, and the telescopic action of the swing oil cylinder 7 controls the left-right rotation angle of the swing seat 2, so that the left-right rotation angle of the front cantilever 3 is controlled. The front canopy 3 is used for matching with the top surface of the roadway, for example, but not limited to, a frame structure is adopted, and the frame structure is arranged symmetrically left and right by taking the swinging seat 2 as a center.
With reference to fig. 1 and 2, the front cantilever 3 is mounted on the swing seat 2 through a front cantilever spherical hinge mounting seat 5 and a spherical hinge seat 6 matched with the front cantilever spherical hinge mounting seat 5, so that the front cantilever 3 can rotate around the hinged spherical surface in all directions.
Wherein, a plurality of elastic adjusting pieces 4 are respectively connected with the front canopy spherical hinge mounting seat 5 and the spherical hinge seat 6; under the condition that no external force acts on the forepoling bar 3, the compression force of the elastic adjusting pieces 4, the supporting force of the spherical hinge seat 6 and the gravity of the forepoling bar 3 reach balance, so that the forepoling bar is in a balance state (the plane of the spherical hinge mounting seat 5 of the forepoling bar is parallel to the plane of the spherical hinge seat 6), and under the condition that the external force acts on the forepoling bar 3, the elastic adjusting pieces 4 can stretch out and draw back to different degrees, so that the forepoling bar 3 flexibly rotates around the swing seat 2.
The main function of the elastic adjustment member 4 is to make the front cantilever 3 and the swing base 2 flexibly rotate relative to each other. As a preferable scheme, wherein the elastic adjustment member 4 includes a screw 41, a nut 42 and a spring 43; wherein, the screw rod 41 passes through the spherical hinge mounting seat 5 of the front cantilever, the spherical hinge seat 6, the spring 43 and the nut 42 in sequence. The spring 43 is installed in the bottom of ball pivot seat 6, and under the condition that has external force to act on forepoling 3, the spring 43 has the flexible of different degrees to realize flexible rotation, with the dysmorphism tunnel top surface of adaptation difference. In order to ensure that the screw rod 41 can move freely during deflection, a movable gap is reserved between screw rod through holes on the front cantilever spherical hinge mounting seat 5 and the spherical hinge seat 6 and the outer wall of the screw rod 41. The elastic adjustment piece 4 can evenly set up a plurality ofly as required, and this embodiment sets up elastic adjustment piece 4 and is 4, evenly distributed in the four corners of forepoling beam ball pivot mount pad. A protective sleeve 44 is also arranged outside the spring 43 to protect the spring 43.
When the tunneling and anchoring machine is used, the front canopy can be adapted to the special-shaped top surface of the roadway through the matching of the spherical hinge part and the elastic adjusting piece according to the angle of the top surface of the roadway.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention in any way, and it will be apparent to those skilled in the art that the above description of the present invention can be applied to various modifications, equivalent variations or modifications without departing from the spirit and scope of the present invention.
Claims (10)
1. An advance temporary support mechanism for an anchor driving machine comprises a rotary telescopic mechanism hinged on a base of the anchor driving machine, and is characterized by further comprising a swing seat, a front canopy and an elastic adjusting piece;
the swinging seat is hinged to the tail end of the rotary telescopic mechanism and can swing left and right around the tail end of the rotary telescopic mechanism;
the front canopy is arranged on the swing seat through a front canopy spherical hinge mounting seat and a matched spherical hinge seat, and the front canopy can rotate around the hinged spherical surface in all directions;
the elastic adjusting pieces are multiple and are respectively connected with the spherical hinge mounting seat and the spherical hinge seat of the front canopy; under the condition that no external force acts on the forepoling bar, the plane of the forepoling bar ball hinge mounting seat is parallel to the plane of the ball hinge seat, and under the condition that the external force acts on the forepoling bar, the elastic adjusting pieces can stretch out and draw back to different degrees, so that the forepoling bar flexibly rotates around the swing seat.
2. The advance temporary support mechanism for a heading and anchoring machine according to claim 1, wherein the elastic adjustment member comprises a screw, a nut and a spring; the screw rod sequentially penetrates through the forepoling bar spherical hinge mounting seat, the spherical hinge seat, the spring and the nut.
3. The advance temporary support mechanism for the heading and anchoring machine as claimed in claim 2, wherein a clearance is left between the screw through holes on the spherical hinge mounting seat and the spherical hinge seat of the front cantilever and the outer wall of the screw.
4. The advance temporary support mechanism for a heading and anchoring machine as claimed in claim 1, wherein the number of the elastic adjusting members is four, and the four elastic adjusting members are uniformly distributed at four corners of the spherical hinge mounting seat of the front cantilever.
5. The advance temporary support mechanism for the heading and anchoring machine as claimed in claim 2, wherein a protective sleeve is further provided outside the spring.
6. The advance temporary support mechanism for the heading and anchoring machine as claimed in any one of claims 1 to 5, further comprising a swing cylinder hinged at one end to the swing seat and at the other end to the end of the rotary telescoping mechanism, the telescoping of the swing cylinder controlling the left and right rotation angle of the swing seat.
7. The advance temporary support mechanism for the heading and anchoring machine as claimed in claim 6, wherein the swing seat is hinged to the end of the rotary telescoping mechanism by a pin shaft.
8. The advance temporary support mechanism for a heading and anchoring machine according to any one of claims 1 to 5, wherein the rotary telescopic mechanism comprises an inner sleeve, a telescopic cylinder, a support cylinder and an outer sleeve;
one end of the telescopic oil cylinder is hinged to the inner sleeve, the other end of the telescopic oil cylinder is hinged to the outer sleeve, the inner sleeve is driven to slide axially along the outer sleeve, one end of the supporting oil cylinder is hinged to the outer sleeve, the other end of the supporting oil cylinder is hinged to the foundation of the tunneling and anchoring machine, one end of the outer sleeve is hinged to the foundation of the tunneling and anchoring machine, and the other end of the outer sleeve is hinged to the supporting oil cylinder.
9. The advance temporary support mechanism for a heading and anchoring machine according to any one of claims 1 to 5, wherein the front cantilever is a frame structure and is arranged in bilateral symmetry centering on the swing seat.
10. An anchor driving machine comprising an anchor driving machine base, characterized by further comprising a leading temporary support mechanism for an anchor driving machine as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122528853.0U CN216198191U (en) | 2021-10-20 | 2021-10-20 | Advance temporary support mechanism for tunneling and anchoring machine and tunneling and anchoring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122528853.0U CN216198191U (en) | 2021-10-20 | 2021-10-20 | Advance temporary support mechanism for tunneling and anchoring machine and tunneling and anchoring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216198191U true CN216198191U (en) | 2022-04-05 |
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ID=80885457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122528853.0U Active CN216198191U (en) | 2021-10-20 | 2021-10-20 | Advance temporary support mechanism for tunneling and anchoring machine and tunneling and anchoring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216198191U (en) |
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2021
- 2021-10-20 CN CN202122528853.0U patent/CN216198191U/en active Active
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Address after: 065000 Dachang Chaobaihe Industrial Zone, Langfang City, Hebei Province Patentee after: Hebei Jinglong Intelligent Equipment Co.,Ltd. Address before: 065000 Dachang Chaobaihe Industrial Zone, Langfang City, Hebei Province Patentee before: LANGFANG JINGLONG HEAVY MACHINERY Co.,Ltd. |