CN114293924A - Roofbolter and wall of a well supporting device for shaft is strutted - Google Patents
Roofbolter and wall of a well supporting device for shaft is strutted Download PDFInfo
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- CN114293924A CN114293924A CN202111610534.2A CN202111610534A CN114293924A CN 114293924 A CN114293924 A CN 114293924A CN 202111610534 A CN202111610534 A CN 202111610534A CN 114293924 A CN114293924 A CN 114293924A
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- 239000010959 steel Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000005553 drilling Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 4
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Abstract
The invention relates to a jumbolter for shaft support and a well wall support device, wherein the jumbolter for shaft support comprises a jumbolter body, a first oil cylinder for adjusting the vertical pitch angle of the jumbolter body and a second oil cylinder for adjusting the vertical ascending and descending height of the jumbolter body, the jumbolter body is hinged with one end of a main beam, the other end of the main beam is hinged with a base positioned below the jumbolter body, the first oil cylinder is hinged between the jumbolter body and the main beam, and the second oil cylinder is hinged between the main beam and the base; the base can be arranged in the shaft in a manner of rotating along the circumferential direction of the shaft. The invention solves the technical problems of inconvenient operation and control and low safety of the jumbolter for shaft support.
Description
Technical Field
The invention relates to the technical field of shaft tunneling, in particular to a jumbolter for shaft supporting and a shaft wall supporting device.
Background
At present, in the working process of a vertical shaft supporting jumbolter, a special rotary platform is required to drive the jumbolter to realize the drilling of the whole anchor rod in the circumferential direction of a shaft, so that the complexity is high, the cost is high, and the control precision is difficult; in addition, the anchor rod drilling machine has the defect of low integral degree of freedom, and an operator needs to manually control the moving position of the anchor rod drilling machine, so that great potential safety hazards exist when the operator stands on the rotary platform for operation, and safety accidents are easy to happen.
Aiming at the problems of inconvenient operation and control and low safety of the jumbolter for shaft support in the related technology, no effective solution is provided at present.
Therefore, the inventor provides the anchor rod drilling machine for vertical shaft support and the well wall support device by virtue of experience and practice of related industries for many years, so as to overcome the defects in the prior art.
Disclosure of Invention
The invention aims to provide a roofbolter for shaft support and a shaft wall support device, which can freely move along the circumferential direction of an inner cylinder in a shaft, are convenient to operate and flexible to move, do not need operating personnel to stand on a rotary platform for operation, and greatly improve the safety and the operation efficiency of shaft support operation.
The purpose of the invention can be realized by adopting the following technical scheme:
the invention provides a jumbolter for shaft support, which comprises a jumbolter body, a first oil cylinder for adjusting the vertical pitch angle of the jumbolter body and a second oil cylinder for adjusting the vertical ascending and descending height of the jumbolter body, wherein:
the jumbolter body is hinged with one end of a main beam, the other end of the main beam is hinged with a base located below the jumbolter body, the first oil cylinder is hinged between the jumbolter body and the main beam, and the second oil cylinder is hinged between the main beam and the base; the base can be rotationally arranged in the shaft along the circumferential direction of the shaft.
In a preferred embodiment of the present invention, an annular rail is disposed in the wellbore along a circumferential direction of the wellbore, and a locking mechanism capable of locking the base to the rail is disposed at a bottom of the base.
In a preferred embodiment of the invention, one end of the main beam is hinged to the middle position of the bottom of the jumbolter body, and the other end of the main beam is hinged to the top of the base; the cylinder body of the first oil cylinder is hinged with a transverse reinforcing beam positioned on the main beam, and the end part of a piston rod of the first oil cylinder is hinged with the bottom of the jumbolter body so as to push the jumbolter body to change the inclination angle in the vertical direction; the cylinder body of the second oil cylinder is hinged with the middle position of the top of the base, and the end part of the piston rod of the second oil cylinder is hinged with the middle position of the main beam so as to push the jumbolter body to vertically change the lifting height.
In a preferred embodiment of the present invention, a traveling wheel capable of driving the base to move along the rail is disposed at the bottom of the base, and the traveling wheel is slidably connected to the rail.
In a preferred embodiment of the present invention, a driving motor is disposed on the base, and a main shaft of the traveling wheel is connected to an output shaft of the driving motor.
In a preferred embodiment of the present invention, a guide wheel capable of guiding the base to move on the rail is disposed at the bottom of the base, and the guide wheel is slidably connected to the rail.
In a preferred embodiment of the present invention, the locking mechanism includes two connecting beams disposed below the base and respectively located at two sides of the track, top ends of the two connecting beams are both connected to a bottom of the base, bottom ends of the two connecting beams are respectively hinged to one end of a locking hook, a locking ring capable of moving up and down is disposed between the two connecting beams and located above the track, one ends of the two connecting rods are both hinged to the locking ring, and the other ends of the two connecting rods are respectively hinged to a middle position of the corresponding locking hook.
In a preferred embodiment of the present invention, the locking mechanism further includes a locking seat fixedly disposed inside the base, the locking seat is provided with a threaded hole, a locking screw rod is disposed in the threaded hole, the locking screw rod is vertically disposed, and the bottom of the locking screw rod extends to below the base;
the bottom of the locking screw rod is provided with a limiting ring, the locking ring can be sleeved on the locking screw rod in a sliding manner along the axial direction of the locking screw rod, and the bottom surface of the locking ring is abutted against the top surface of the locking ring.
In a preferred embodiment of the present invention, the locking hook is a sheet-shaped or column-shaped structure, a side surface of the locking hook close to the rail is an inclined surface that is matched with the bottom surface of the flange plate, and when the base is locked on the rail, the side surface of the locking hook is attached to the bottom surface of the flange plate.
The invention provides a well wall supporting device which comprises at least one hanging scaffold placed in a shaft and at least one anchor rod drilling machine for shaft supporting, wherein a rail is arranged on the hanging scaffold along the circumferential direction of the shaft, and the anchor rod drilling machine for shaft supporting is arranged on the rail.
In a preferred embodiment of the present invention, the rails include a first circular rail, a second circular rail, and a third circular rail, the first circular rail, the second circular rail, and the third circular rail are concentrically disposed, the jumbolter for shaft support is slidably connected to the first circular rail and the second circular rail through a traveling wheel and a guide wheel, and the jumbolter for shaft support is lockable to the third circular rail through a locking mechanism.
In a preferred embodiment of the present invention, the third rail is made of an i-steel, and the locking mechanism is locked to a flange plate on the top of the i-steel.
In a preferred embodiment of the present invention, the number of the hanging scaffold is plural, and the hanging scaffolds are arranged at intervals in multiple layers along the axial direction of the wellbore.
In a preferred embodiment of the present invention, the platform is connected to one end of a plurality of lifting ropes, and the other end of each lifting rope is connected to a lifting device on the ground to lower the platform into the shaft.
From the above, the jumbolter for shaft support and the shaft wall support device of the invention have the characteristics and advantages that: the anchor rod drilling machine body is hinged to the base through the main beam, the first oil cylinder is hinged between the main beam and the anchor rod drilling machine body, the second oil cylinder is hinged between the main beam and the base, the pitching angle of the anchor rod drilling machine body in the vertical direction can be adjusted by controlling the telescopic amount of the piston rod in the first oil cylinder, the corner of the main beam can be adjusted by controlling the telescopic amount of the piston rod in the second oil cylinder, the lifting height of the anchor rod drilling machine body in the vertical direction is adjusted, the anchor rod drilling machine body can be accurately moved to the operation position on the well wall, and the safety and the operation efficiency of shaft supporting operation are greatly improved.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention.
Wherein:
fig. 1 is a schematic structural view of a jumbolter for shaft support according to the present invention.
Fig. 2 is a partially enlarged view of a position a in fig. 1.
Fig. 3 is a schematic structural diagram of the well wall supporting device of the invention.
Fig. 4 is a top view of the wellbore wall support device of the present invention.
The reference numbers in the invention are:
1. a jumbolter for shaft support; 101. A jumbolter body;
102. a base; 103. A main beam;
104. a first cylinder; 105. A second cylinder;
106. a traveling wheel; 107. A guide wheel;
108. a locking mechanism; 1081. A connecting beam;
1082. locking the hook; 1083. Locking a ring;
1084. a connecting rod; 1085. Locking the screw rod;
1086. a locking seat; 1087. A limiting ring;
2. a hanging scaffold; 201. A first track;
202. a second track; 203. A third track;
3. a lifting rope.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
Implementation mode one
As shown in fig. 1 and 2, the present invention provides a jumbolter for shaft support, which includes a jumbolter body 101, a first cylinder 104 and a second cylinder 105, wherein the first cylinder 104 is used for adjusting a pitch angle of the jumbolter body 101 in a vertical direction, and the second cylinder 105 is used for adjusting a height of the jumbolter body 101 in the vertical direction. Wherein: the jumbolter body 101 is hinged to one end of a main beam 103, the other end of the main beam 103 is hinged to a base 102 located below the jumbolter body 101, a first oil cylinder 104 is hinged between the jumbolter body 101 and the main beam 103, a second oil cylinder 105 is hinged between the main beam 103 and the base 102, and the base 102 can be rotatably arranged in a shaft along the circumferential direction of the shaft.
In the invention, the anchor rod drilling machine body 101 is hinged with the base 102 through the main beam 103, the first oil cylinder 104 is hinged between the main beam 103 and the anchor rod drilling machine body 101, the second oil cylinder 105 is hinged between the main beam 103 and the base 102, in the actual operation process, the pitching angle of the anchor rod drilling machine body 101 in the vertical direction can be adjusted by controlling the stretching amount of the piston rod in the first oil cylinder 104, the rotating angle of the main beam 103 in the vertical direction can be adjusted by controlling the stretching amount of the piston rod in the second oil cylinder 105, the lifting height of the anchor rod drilling machine body 101 in the vertical direction can be adjusted, through the control and adjustment, the anchor rod drilling machine body 101 can be accurately moved to the operation position on the well wall to carry out anchor net spraying or temporary limiting operation on a pipe sheet, and the anchor rod drilling machine body 101 can be moved to any position in the circumferential direction of a shaft along a track according to the actual operation requirement, the control is convenient, the movement is flexible, the safety and the operation efficiency of the shaft supporting operation are greatly improved, and the device is suitable for being used in the shaft operation.
In an alternative embodiment of the present invention, as shown in fig. 1 to 4, a circular ring-shaped track is arranged in the shaft, the base 102 is movably arranged on the circular ring-shaped track in the shaft, the circular ring-shaped track is arranged along the circumference of the shaft and is coaxial with the shaft, and a locking mechanism 108 capable of locking the base 102 on the track is arranged at the bottom of the base 102, so that the jumbolter body 101 can be locked by the locking mechanism 108 after being adjusted in position on the track.
Specifically, as shown in fig. 1, one end of the main beam 103 is hinged to the middle position of the bottom of the jumbolter body 101, and the other end of the main beam 103 is hinged to the top of the base 102; the cylinder body of the first oil cylinder 104 is hinged with a transverse reinforcing beam positioned on the main beam 103 (the position, close to the base 102, on the main beam 103 is connected with the transverse reinforcing beam), the end part of the piston rod of the first oil cylinder 104 is hinged with the bottom of the jumbolter body 101, and the jumbolter body 101 can be pushed to change the inclination angle in the vertical direction by controlling the expansion amount of the piston rod of the first oil cylinder 104; the cylinder body of the second oil cylinder 105 is hinged with the middle position of the top of the base 102, the end part of the piston rod of the second oil cylinder 105 is hinged with the middle position of the main beam 103, and then the bolting machine body 101 can be pushed to change the lifting height in the vertical direction by controlling the expansion and contraction amount of the piston rod of the second oil cylinder 105.
Further, an inclination angle collecting device is provided on the base 102 for collecting an inclination angle of the jumbolter body 101. Wherein, the inclination angle acquisition device includes but is not limited to an inclination angle sensor.
In an alternative embodiment of the present invention, as shown in fig. 1, a walking wheel 106 capable of driving the base 102 to move along a track is disposed at the bottom of the base 102, the walking wheel 106 is slidably connected with the track, a driving motor is disposed on the base 102, a main shaft of the walking wheel 106 is connected with an output shaft of the driving motor, and the walking wheel 106 can be driven to rotate by the driving motor, so as to drive the base 102 and the jumbolter body 101 to move along the track. Of course, the base 102 and the jumbolter body 101 may be moved along the rails only by manually pushing the base 102 to move without providing a driving motor.
In this embodiment, as shown in fig. 1, the bottom of the base 102 is further provided with a guide wheel 107 capable of guiding the base 102 to move on the rail, the guide wheel 107 is slidably connected with the rail, and the guide wheel 107 only guides and supports the base 102.
Specifically, as shown in fig. 1 and 4, the traveling wheels 106, the guide wheels 107, and the locking mechanisms 108 are arranged at the bottom of the base 102 side by side and at intervals, wherein there are three tracks in the shaft, which are respectively a first track 201, a second track 202, and a third track 203, the first track 201, the second track 202, and the third track 203 are concentrically arranged, the traveling wheels 106 can be slidably disposed on the first track 201, the guide wheels 107 can be slidably disposed on the second track 202, and the locking mechanisms 108 can be locked on the third track 203.
In an alternative embodiment of the present invention, as shown in fig. 1 and 2, the locking mechanism 108 includes two connecting beams 1081 vertically disposed, the two connecting beams 1081 are disposed below the base 102 and located at two sides of the rail, top ends of the two connecting beams 1081 are fixedly connected to a bottom of the base 102, bottom ends of the two connecting beams 1081 are hinged to one end of the locking hooks 1082, a locking ring 1083 capable of moving up and down (i.e., moving up and down in the vertical direction) is disposed between the two connecting beams 1081 and located above the rail, one end of each of the two connecting rods 1084 is hinged to the locking ring 1083, the other end of one connecting rod 1084 is hinged to a middle position of the corresponding locking hook 1082, and the other end of the other connecting rod 1084 is hinged to a middle position of the corresponding locking hook 1082. Because the locking ring 1083 can move up and down, when the locking ring 1083 drives the two connecting rods 1084 to move up, the two connecting rods 1084 respectively drive the two locking hooks 1082 to rotate towards the direction close to the track, the rotation directions of the two locking hooks 1082 are opposite, until the two locking hooks 1082 are respectively abutted against the bottoms of flange plates on the track (the tops of the tracks are provided with the flange plates along the horizontal direction), so as to lock the base 102 on the track, and further achieve the locking effect on the jumbolter body 101.
Further, as shown in fig. 2, the locking mechanism 108 further includes a locking seat 1086, the base 102 is a hollow plate-shaped structure arranged along the horizontal direction, the locking seat 1086 is fixedly mounted inside the base 102, a threaded hole is formed in the locking seat 1086, a locking screw rod 1085 is arranged in the threaded hole, the locking screw rod 1085 is in threaded connection with the threaded hole, the locking screw rod 1085 is arranged vertically, and the bottom of the locking screw rod 1085 extends to the lower side of the base 102; the bottom of the locking screw rod 1085 is provided with a limiting ring 1087, the locking ring 1083 is slidably sleeved on the locking screw rod 1085 along the axial direction of the locking screw rod 1085, and the bottom surface of the locking ring 1083 abuts against the top surface of the locking ring 1083. The locking ring 1083 and the connecting rod 1084 are driven to move up and down by screwing the locking screw rod 1085 to move up and down in the threaded hole, so that the locking hook 1082 is driven to rotate and complete locking action.
In this embodiment, the locking screw 1085 can be connected to an output shaft of a driving motor, and the driving motor drives the locking screw 1085 to rotate, so as to control the locking ring 1083 to slide up and down. Of course, the locking screw rod 1085 can be screwed manually by a worker, so that the position of the locking ring 1083 can be adjusted.
In the embodiment, the locking screw 1085 and the limiting ring 1087 are integrally formed, the limiting ring 1087 can be a nut position of the locking screw 1085,
in this embodiment, as shown in fig. 2, the locking hook 1082 is a sheet or column structure, the side surface of the locking hook 1082 close to the rail is an inclined surface matching with the bottom surface of the flange plate, and when the base 102 is locked on the rail, the side surface of the locking hook 1082 is attached to the bottom surface of the flange plate, so as to achieve the purpose of stable locking.
The anchor rod drilling machine for shaft support has the characteristics and advantages that;
firstly, in the operation process of the anchor rod drilling machine for supporting the vertical shaft, the pitching angle of the anchor rod drilling machine body 101 can be adjusted in the vertical direction by controlling the telescopic amount of the piston rod in the first oil cylinder 104, the turning angle of the main beam 103 in the vertical direction can be adjusted by controlling the telescopic amount of the piston rod in the second oil cylinder 105, and then the lifting height of the anchor rod drilling machine body 101 in the vertical direction is adjusted, through the control and adjustment, the operation position of the anchor rod drilling machine body 101, which can be accurately moved to the well wall, can operate the well wall, and the operation efficiency is improved.
The jumbolter for shaft support can be movably arranged on the track and can be locked on the track through the locking mechanism 108, so that good stability of the jumbolter under the operation state is ensured; in addition, the anchor rod drilling machine body 101 can move to any position of the circumference of the shaft along the track according to actual operation needs, so that the operation and control are convenient and the movement is flexible, and the safety and the operation efficiency of shaft supporting operation are greatly improved.
Second embodiment
As shown in fig. 1 to 4, the present invention provides a well wall supporting device, which comprises at least one hanging scaffold 2 lowered in a shaft and at least one jumbolter 1 for shaft supporting, wherein the top of the hanging scaffold 2 is provided with a rail along the circumference of the shaft, and the jumbolter 1 for shaft supporting is slidably and lockably provided on the rail.
In an alternative embodiment of the invention, the arrangement of the rails on the hanging scaffold 2 can be replaced by a rotatable hanging scaffold 2, and the requirement that the jumbolter 1 for shaft support moves in the circumferential direction in the shaft is met.
In an alternative embodiment of the present invention, as shown in fig. 1 and 4, the track includes a first track 201, a second track 202, and a third track 203 which are circular, the first track 201, the second track 202, and the third track 203 are concentrically arranged, the bolting rig 1 for shaft support is slidably connected to the first track 201 through the traveling wheels 106, the bolting rig 1 for shaft support is slidably connected to the second track 202 through the guide wheels 107, the bolting rig 1 for shaft support is driven to move along the first track 201 through the traveling wheels 106, and the bolting rig 1 for shaft support is guided and supported through the guide wheels 107. The shaft support jumbolter 1 can be locked to the third rail 203 by the locking mechanism 108.
Specifically, as shown in fig. 2, the third rail 203 is made of an i-steel, a flange plate at the bottom of the i-steel is fixed to the top of the hanging scaffold 2, and the locking mechanism 108 is locked at the flange plate at the top of the i-steel.
In an alternative embodiment of the present invention, as shown in fig. 3, the number of the hanging scaffold 2 is plural, and the hanging scaffolds 2 are arranged at intervals in multiple layers along the axial direction of the wellbore.
In an alternative embodiment of the invention, as shown in fig. 3, the platform 2 is connected to one end of a plurality of lifting ropes 3, and the other end of each lifting rope 3 is connected to a lifting device on the ground, and the platform 2 is lowered to a predetermined position in the shaft through the lifting ropes 3.
The working process of the invention is as follows: when the wall of the shaft needs to be supported, an operator walks on the hanging scaffold 2 first, controls the shaft supporting jumbolter 1 to automatically move or pushes the shaft supporting jumbolter 1 to move to an operation area, then locks the shaft supporting jumbolter 1 at an operation position by rotating the locking screw 1085 on the locking mechanism 108, then adjusts the height of the shaft supporting jumbolter 1 in the vertical direction by controlling the expansion amount of the piston rod of the second oil cylinder 105, when the bolt needs to be driven upwards or downwards, the operator can adjust the inclination angle of the shaft supporting jumbolter 1 in the vertical direction by controlling the expansion amount of the piston rod of the first oil cylinder 104, and simultaneously, the operator can check the angle change of the shaft supporting jumbolter 1 through the inclination angle sensor arranged on the base 102 so as to enable the shaft supporting jumbolter 1 to rotate to a preset angle position, thereby realizing the accurate driving of the anchor rod.
The well wall supporting device has the characteristics and advantages that;
this wall of a well supporting device simple structure, convenient operation, use excellent in use effect, it can improve and beat the stock speed, practices thrift operation and cost of labor, is suitable for and uses widely in the shaft operation field.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (14)
1. The utility model provides a shaft is strutted and is used jumbolter, its characterized in that, shaft is strutted and is used jumbolter includes the jumbolter body, adjusts the first hydro-cylinder of the vertical every single move angle of jumbolter body and regulation the second hydro-cylinder of jumbolter body at vertical ascending and descending height, wherein:
the jumbolter body is hinged with one end of a main beam, the other end of the main beam is hinged with a base located below the jumbolter body, the first oil cylinder is hinged between the jumbolter body and the main beam, and the second oil cylinder is hinged between the main beam and the base; the base can be rotationally arranged in the shaft along the circumferential direction of the shaft.
2. A jumbolter for shaft support as claimed in claim 1, wherein an annular rail is provided in the shaft along a circumferential direction of the shaft, and a locking mechanism capable of locking the base to the rail is provided at a bottom of the base.
3. A jumbolter for shaft support as claimed in claim 2, wherein one end of the main beam is hinged to a middle position of the bottom of the jumbolter body, and the other end of the main beam is hinged to the top of the base; the cylinder body of the first oil cylinder is hinged with a transverse reinforcing beam positioned on the main beam, and the end part of a piston rod of the first oil cylinder is hinged with the bottom of the jumbolter body so as to push the jumbolter body to change the inclination angle in the vertical direction; the cylinder body of the second oil cylinder is hinged with the middle position of the top of the base, and the end part of the piston rod of the second oil cylinder is hinged with the middle position of the main beam so as to push the jumbolter body to vertically change the lifting height.
4. A roofbolter for shaft support as defined in claim 3, wherein a traveling wheel for moving said base along said rail is provided at a bottom of said base, and said traveling wheel is slidably connected to said rail.
5. A roof bolter for shaft support as claimed in claim 4, wherein a driving motor is provided on the base, and a main shaft of the traveling wheel is connected to an output shaft of the driving motor.
6. A jumbolter for shaft support according to claim 2 or 4, wherein a guide wheel for guiding the movement of the base on the rail is provided at the bottom of the base, and the guide wheel is slidably connected to the rail.
7. The jumbolter for shaft support according to claim 2, wherein the locking mechanism comprises two connection beams disposed below the base and located at both sides of the rail, respectively, top ends of the two connection beams are connected to a bottom of the base, bottom ends of the two connection beams are hinged to one ends of locking hooks, respectively, a locking ring capable of moving up and down is disposed between the two connection beams and located above the rail, one ends of the two connection rods are hinged to the locking ring, and the other ends of the two connection rods are hinged to middle positions of the corresponding locking hooks, respectively, when the locking ring drives the two connecting rods to move upwards, the two connecting rods respectively drive the two locking hooks to rotate towards the direction close to the track until the two locking hooks are respectively abutted against the bottoms of flange plates on the track so as to lock the base on the track.
8. The jumbolter for shaft support of claim 7, wherein the locking mechanism further comprises a locking seat fixedly arranged inside the base, a threaded hole is formed in the locking seat, a locking screw rod is arranged in the threaded hole, the locking screw rod is vertically arranged, and the bottom of the locking screw rod extends to the lower part of the base;
the bottom of the locking screw rod is provided with a limiting ring, the locking ring can be sleeved on the locking screw rod in a sliding manner along the axial direction of the locking screw rod, and the bottom surface of the locking ring is abutted against the top surface of the locking ring.
9. A roof bolter for shaft support as defined in claim 7, wherein said locking hook is of a plate-like or columnar structure, and a side surface of said locking hook adjacent to said rail is an inclined surface which is fitted to a bottom surface of said flange plate, and when said base is locked to said rail, said side surface of said locking hook is fitted to said bottom surface of said flange plate.
10. A shaft wall supporting device, characterized in that the shaft wall supporting device comprises at least one hanging scaffold placed in a shaft and at least one jumbolter for shaft support according to any one of claims 1 to 9, wherein a track is arranged on the hanging scaffold along the circumferential direction of the shaft, and the jumbolter for shaft support is arranged on the track.
11. The well wall supporting device according to claim 10, wherein the rail includes a first annular rail, a second annular rail and a third annular rail, the first annular rail, the second annular rail and the third annular rail are concentrically arranged, the jumbolter for shaft supporting is slidably connected with the first annular rail and the second annular rail through a traveling wheel and a guide wheel, and the jumbolter for shaft supporting can be locked on the third annular rail through a locking mechanism.
12. The well wall support device according to claim 11, wherein the third rail is made of i-steel, and the locking mechanism is locked at a flange plate on the top of the i-steel.
13. The wellbore wall support apparatus of claim 10, wherein the number of the hanging scaffold is plural, and the hanging scaffold is arranged in multiple layers at intervals along the axial direction of the wellbore.
14. The wellbore wall support apparatus of claim 10 wherein the platform is connected to one end of a plurality of lifting ropes, the other end of each rope being connected to a lifting device on the ground to lower the platform into the wellbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610534.2A CN114293924A (en) | 2021-12-27 | 2021-12-27 | Roofbolter and wall of a well supporting device for shaft is strutted |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610534.2A CN114293924A (en) | 2021-12-27 | 2021-12-27 | Roofbolter and wall of a well supporting device for shaft is strutted |
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| CN114293924A true CN114293924A (en) | 2022-04-08 |
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| CN202111610534.2A Pending CN114293924A (en) | 2021-12-27 | 2021-12-27 | Roofbolter and wall of a well supporting device for shaft is strutted |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163104A (en) * | 2022-07-05 | 2022-10-11 | 四川省煤田地质工程勘察设计研究院 | Hydraulic advance pre-splitting based drill rod pushing device, comprehensive excavator and construction method |
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| CN113530551A (en) * | 2021-08-30 | 2021-10-22 | 河南科技大学 | Vertical shaft excavation method adaptive to geology and vertical shaft heading machine supporting system thereof |
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| CN115163104A (en) * | 2022-07-05 | 2022-10-11 | 四川省煤田地质工程勘察设计研究院 | Hydraulic advance pre-splitting based drill rod pushing device, comprehensive excavator and construction method |
| CN115163104B (en) * | 2022-07-05 | 2023-09-22 | 四川省煤田地质工程勘察设计研究院 | Hydraulic advanced pre-splitting drill rod pushing device, fully-mechanized excavating machine and construction method |
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