CN111779517B - High-altitude integrated rapid pusher for resin anchoring agent - Google Patents
High-altitude integrated rapid pusher for resin anchoring agent Download PDFInfo
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- CN111779517B CN111779517B CN202010757990.9A CN202010757990A CN111779517B CN 111779517 B CN111779517 B CN 111779517B CN 202010757990 A CN202010757990 A CN 202010757990A CN 111779517 B CN111779517 B CN 111779517B
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- guide
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- 238000004873 anchoring Methods 0.000 title claims abstract description 54
- 239000011347 resin Substances 0.000 title claims abstract description 51
- 229920005989 resin Polymers 0.000 title claims abstract description 51
- 230000002265 prevention Effects 0.000 claims description 11
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 6
- 238000005553 drilling Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 230000001174 ascending effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000005641 tunneling Effects 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 44
- 238000010276 construction Methods 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/025—Grouting with organic components, e.g. resin
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention provides an integrated high-altitude rapid pusher for a resin anchoring agent, and belongs to the field of mine support. Through setting up main pipe, top wire mechanism, go up traction wire, shuttle pipe pusher, anchor stopper, lengthen flexible pipe, differential adjustable hand wheel mechanism, bottom wire mechanism and lower traction wire isotructure for when pushing resin anchor in to the drilling, pack into the shuttle pipe pusher with resin anchor, through differential adjustable hand wheel mechanism, go up traction wire and lower traction wire traction shuttle pipe pusher upward movement in main pipe inner chamber can be fast with resin anchor all pushing into the drilling, whole process need not to erect the facility of ascending, not only can effectively reduce personnel's input, the operation is simple, can improve the operating efficiency, shorten the engineering time, and can stop the material waste that the resin anchor landing caused, improve the single advance level of tunneling working face by a wide margin, and be applicable to the resin anchor's under the super section of tunnel and complicated roof condition propelling movement.
Description
Technical Field
The invention relates to the technical field of mine support, in particular to a resin anchoring agent high-altitude integrated quick pusher.
Background
The mode of combined support of the anchor rod and the anchor cable is widely applied to the aspects of tunnel construction, coal mine roadway support and the like due to the characteristics of low cost, good support effect, simple operation, flexible use and the like. At present, when an anchor rod/cable anchoring agent is installed in the mine tunneling process, a herringbone ladder is generally erected, and the anchoring agent is pushed into a drilling hole of a top plate one by hand in a manual ascending mode. Because the heading face is limited by field conditions, a certain float coal is always reserved at the head-on of the heading face for facilitating erection construction of the jumbolter, when the anchoring agent is installed, a herringbone ladder is erected on the loose float coal for climbing operation, at least two persons are required to assist, the anchoring agent is installed by climbing the personnel again by hands, and the herringbone ladder is required to be frequently moved due to different positions of drilling distribution, so that the phenomena of more labor investment, difficult operation, low efficiency and damage and waste of the anchoring agent are also outstanding. Particularly, when the phenomena of roof breakage, separation layer and falling occur, personnel are difficult to evacuate in time, and great potential safety hazards exist in the process, so that the safety risk in the construction process is increased.
Disclosure of Invention
In order to solve the technical problems, the invention provides an integrated high-altitude quick pusher for a resin anchoring agent.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides a resin anchor agent high altitude integral type quick pusher, it includes main pipe, top wire mechanism, stock/cable leading truck, goes up traction wire, shuttle pipe pusher, anchor agent stopper, reducing connection hasp, hand portion of holding, extension flexible pipe, differential adjustable hand wheel mechanism, bottom wire mechanism, holds in the palm chassis and traction wire down, wherein:
the top end of the main conduit is a pointed semicircular guide groove used for being inserted into a drilled hole, the top wire guide mechanism is connected with the upper part of the main conduit, the anchor rod/cable guide frame is connected with the main conduit and is positioned below the top wire guide mechanism, the anchoring agent limiter is connected with the middle lower part of the main conduit, the shuttle pipe pusher can move up and down along the inner cavity of the main conduit and is positioned at the upper part of the anchoring agent limiter, the tail end of the main conduit is embedded into the lengthened telescopic pipe, the tail end of the main conduit is connected with the top end of the lengthened telescopic pipe through a reducing connection lock catch, the handheld part is connected with the middle upper part of the lengthened telescopic pipe, the differential adjustable hand wheel mechanism is connected with the middle lower part of the lengthened telescopic pipe, the bottom wire guide mechanism is connected with the tail end of the lengthened telescopic pipe, one end of the upper traction wire is connected with the differential adjustable hand wheel mechanism, the other end of the upper traction wire is guided up through the top wire guide mechanism and is connected with the shuttle pipe pusher, and one end of the lower traction wire is connected with the differential adjustable hand wheel mechanism after the other end of the lower traction wire is guided through the bottom wire guide mechanism.
Optionally, the resin anchoring agent high-altitude integrated quick pusher further comprises a clamping groove frame and a top net support, wherein the clamping groove frame is connected with the top wire mechanism, and the top net support is detachably clamped with the clamping groove frame.
Optionally, the top wire mechanism includes prevents jumper backplate, goes up wire wheel and goes up wire wheel mount, upper portion is equipped with the wire wheel hole in the main pipe, goes up the wire wheel and installs in last wire wheel hole and be connected with last wire wheel mount, goes up and prevents jumper backplate and last wire wheel mount and be connected, and goes up to prevent jumper backplate top and cover last wire wheel, goes up traction wire one end and passes through last wire wheel lead wire and pass the back through last wire wheel direction from last wire protection groove.
Optionally, the clamping groove frame comprises a spacer, a clamping plate, two reset tension springs, a locking plate and a supporting frame, wherein the upper part of the supporting frame is connected with an upper wire guide wheel fixing frame of the top wire guide mechanism through bolts, the middle lower part of the supporting frame is connected with a wing plate of the anchor rod/cable guide frame, the bottom of the supporting frame is provided with a clamping groove, a long hole is formed in the middle part of the locking plate, the clamping plate is connected with the middle part of the supporting frame through bolts passing through the long holes and the spacer, one ends of the two reset tension springs are connected with the connecting supporting frame and the upper wire guide wheel fixing frame through bolts, and the other ends of the two reset tension springs are connected with spring holes at the lower part of the locking plate; the top net support comprises a U-shaped top net device, a top net support frame and two fixing rods, wherein the U-shaped top net device is connected with the upper part of one side of the top net support frame, and the two fixing rods are connected with the lower part of the other side of the top net support frame; the upper part of the support frame is provided with a slot, and the two fixing rods are respectively used for being clamped into the slot and the clamping slot on the upper part of the support frame.
Optionally, the anchor rod/cable guide frame is connected with the main guide pipe to form a V-shaped guide groove, and the tail end of the anchor rod/cable guide frame is provided with a hook.
Optionally, the shuttle pipe pusher includes hollow tongue plate, tongue plate link, mount, fixed base, shuttle pipe, two reset torsion springs, locating hook and balancing tension spring, the shuttle pipe can follow the inner chamber up-and-down motion of main pipe, shuttle pipe one side upper end is equipped with shuttle pipe and pulls the hole, go up and pull the wire other end and lead the hole to be connected on the shuttle pipe after leading through last wire wheel, hollow tongue plate bottom is connected with tongue plate link upper portion, main pipe upper portion is equipped with hollow tongue plate hole, hollow tongue plate upper portion can block into hollow tongue plate hole, hollow tongue plate upper portion is equipped with the resin anchor hole, can block into the resin anchor in the resin anchor hole, mount upper portion and tongue plate link lower part articulated and install a reset torsion spring between them, fixed base and shuttle pipe middle part are connected, locating hook upper portion and mount middle-lower part articulated and install a reset torsion spring between them, main pipe middle-upper portion is equipped with locating hook hole and when the pipe upward motion makes locating hook place location position, the balancing tension spring is connected with balancing hook from the lower end of stretching out of the mount from the balancing hook.
Optionally, the anchoring agent limiter comprises a limiting fixing frame, a limiting plate, a reset spring, a hand pushing plate and two push-pull plates, wherein the limiting fixing frame is connected with the main guide pipe, an opening is formed in the upper portion of the limiting fixing frame, the bottom of the limiting plate is hinged to the upper middle portion of the limiting fixing frame through a hinge piece, the reset spring is installed between the limiting plate and the upper middle portion of the limiting plate, the upper portion of the limiting plate can approach or separate from the main guide pipe from the opening in the upper portion of the limiting fixing frame, the two push-pull plates are respectively connected with two sides of the hand pushing plate, waist-shaped holes are formed in the middle of the push-pull plates, the push-pull plates and the hand pushing plates ride outside the limiting fixing frame through the waist-shaped holes and can move up and down under the limiting of the hinge piece, middle limiting holes are formed in the side wall of the main guide pipe, and the bottom end of the limiting plate comes out of the middle limiting plate or enters the main guide pipe when the top of the limiting plate approaches or separates from the main guide pipe.
Optionally, hold the portion of holding and include handle mount, two U-shaped bolts, go up wire guard groove and hand protector, the top and the bottom of handle mount are connected with the outer wall of extension flexible pipe through two U-shaped bolts respectively, go up wire guard groove and handle mount and be connected, go up traction wire one end and pass from last wire guard groove after last lead wheel lead wire, the hand protector is connected with handle mount middle part.
Optionally, the differential adjustable hand wheel mechanism comprises a quick locking bolt, an outer fixed sleeve, a hand wheel supporting frame, a hand wheel protecting cover, a difference adjusting wheel, an E-shaped clamp spring, a separating spring, an inner hollow shaft, a driving wheel, a retainer ring, a hand screw nut, a hand crank, a difference adjusting bolt, an upper lead wheel, a lower lead wheel, a tube clamping device and a difference adjusting wheel blind hole, wherein the tube clamping device is connected with the lengthened telescopic tube, the hand wheel supporting frame is connected with the front side of the tube clamping device, the upper lead wheel and the lower lead wheel are respectively connected with the upper part and the lower part of the hand wheel supporting frame, the outer fixed sleeve is connected with the hand wheel supporting frame, the tail end of the outer fixed sleeve is provided with an annular groove, the difference adjusting wheel is clamped into the annular groove after being installed into the outer fixed sleeve, one end of the inner hollow shaft compresses the separating spring, the other end of the inner hollow shaft is connected with one side of the driving wheel, the other side of the driving wheel is connected with the hand crank through the difference adjusting bolt, the tail end of the quick locking bolt penetrates from one side of the outer fixed sleeve and penetrates out from the other side of the driving wheel, the nut is sequentially installed and screwed, the head of the quick locking bolt is connected with a spanner, the difference adjusting wheel is arranged at one end of the head of the connecting with the connecting wire, the difference adjusting wheel is connected with one end of the guide wire is connected with one end of the lower end of the guide wire is connected with the lower end of the guide wire, and the guide wire is connected with one end of the lower end of the guide wire is connected with the end of the guide wire, and the end of the guide wire is connected with the end of the lower end of the guide wire is.
Optionally, bottom wire mechanism includes wire wheel mount, lower wire wheel and prevents jumper backplate down, prevent jumper backplate and extension flexible pipe connection down, prevent jumper backplate and lower wire wheel mount connection down, and prevent jumper backplate top and cover down the wire wheel down, pull the wire other end down and lead wire wheel lead wire through down and lead wire wheel guide back and balance extension spring connection down.
The beneficial effects of the invention are as follows:
Through setting up main pipe, top wire mechanism, go up traction wire, shuttle pipe pusher, anchor stopper, lengthen flexible pipe, differential adjustable hand wheel mechanism, bottom wire mechanism and lower traction wire isotructure for when pushing resin anchor in to the drilling, pack into the shuttle pipe pusher with resin anchor after, pull shuttle pipe pusher through differential adjustable hand wheel mechanism, go up traction wire and lower traction wire and can wholly push the resin anchor in the drilling through the upward movement of main pipe inner chamber, whole process need not to erect the facility of ascending, not only can effectively reduce personnel's input, the operation is simple, can improve the operating efficiency, shorten the engineering time, and can stop the material waste that the slipping of resin anchor caused, the single advance level of tunnelling working face has been improved by a wide margin, moreover be applicable to the super section of tunnel and the propelling movement of resin anchor under the complex roof condition.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a schematic view of the structure of the upper part of the main duct in the present invention.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a front view of the connection of the anchor rod/cable guide frame and the clamping groove frame in the present invention.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a top view of fig. 5.
Fig. 8 is a front view of the top net support of the present invention.
Fig. 9 is a left side view of fig. 8.
Fig. 10 is a front view of the bobbin pusher in the present invention.
Fig. 11 is a left side view of fig. 10.
Fig. 12 is a schematic view of the present invention with the anchor limiter away from the main conduit.
Fig. 13 is a schematic view of the invention with the anchor retainer adjacent the main conduit.
FIG. 14 is a front view of the invention in connection with an extension tube.
Fig. 15 is a front view of fig. 14.
Fig. 16 is an exploded view of a differential adjustable hand wheel mechanism of the present invention.
FIG. 17 is a front view of the differential adjustable hand wheel mechanism of the present invention in connection with an extension tube.
Fig. 18 is a left side view of fig. 17.
Figure 19 is a front view of the invention in connection with the extension tube, bottom wire guide and bracket base.
Fig. 20 is a left side view of fig. 19.
Fig. 21 is a schematic view of an installation flow of the resin anchor.
Detailed Description
The invention will be described in further detail below with reference to the drawings and examples.
As shown in fig. 1 and 2, the resin anchoring agent high-altitude integrated quick pusher in this embodiment includes a main conduit 1, a top wire mechanism 2, an anchor rod/wire guide frame 5, an upper traction wire 6, a bobbin pusher 7, an anchoring agent stopper 8, a reducing connection lock 9, a hand grip 10, an extension tube 11, a differential adjustable hand wheel mechanism 12, a bottom wire mechanism 13, a bottom bracket 14 and a lower traction wire 15, wherein: the top end of the main conduit 1 is a pointed semicircular guide groove used for being inserted into a drilling hole 16, the top wire guide mechanism 2 is connected with the upper part of the main conduit 1, the anchor rod/wire guide frame 5 is connected with the main conduit 1 and is positioned below the top wire guide mechanism 2, the anchoring agent limiter 8 is connected with the middle lower part of the main conduit 1, the shuttle tube pusher 7 can move up and down along the inner cavity of the main conduit 1 and is positioned at the upper part of the anchoring agent limiter 8, the tail end of the main conduit 1 is embedded into the lengthened telescopic tube 11, the tail end of the main conduit 1 is connected with the top end of the lengthened telescopic tube 11 through a reducing connecting lock catch 9, the hand holding part 10 is connected with the middle upper part of the lengthened telescopic tube 11, the differential adjustable hand wheel mechanism 12 is connected with the middle lower part of the lengthened telescopic tube 11, the bottom wire guide mechanism 13 is connected with the lower part of the lengthened telescopic tube 11, one end of the upper traction wire 6 is connected with the differential adjustable hand wheel mechanism 12, the other end of the upper traction wire 6 is upwards guided by the top wire guide mechanism 2 and is connected with the shuttle tube pusher 7, one end of the lower traction wire 15 is connected with the differential adjustable hand wheel mechanism 12, and the lower traction wire 15 is connected with the lower end of the shuttle tube pusher 7 by the traction wire guide mechanism 13.
The main conduit 1 is formed by processing stainless steel pipes, the total length of the inner cavity of the main conduit 1 can reach 1560mm, and the main conduit can be filled at one time according to the quantity of resin anchoring agents required by the anchor rod/cable. The top wire guide 2 also serves as a reinforcing part of the top of the main duct 1 in addition to the mounting mechanism of the upper wire guide wheel 2-2. The tail end of the main conduit 1 is connected with the top end of the lengthened extension pipe 11 through the variable-diameter connecting lock catch 9, so that when the variable-diameter connecting lock catch 9 is operated, the length of the main conduit 1 extending into the lengthened extension pipe 11 is adjustable, and the integral length of the telescopic extension pipe is used for adjusting the integral length of the telescopic extension pipe to meet the requirements of the height of a roof on site. The main function of the anchor rod/cable guide frame 5 is to smoothly guide the anchor rod/cable 18 which is positioned at high altitude and easy to shake into the pointed semicircular guide groove of the main guide pipe 1. The main function of the differential adjustable hand wheel mechanism 12 is to utilize the upper traction wire 6 and the lower traction wire 15 to draw the shuttle tube pusher 7 to move up and down in the inner cavity of the main guide tube 1, and the differential adjustable hand wheel mechanism 12 not only has the function of adjusting the winding turns of the upper traction wire 6 and the lower traction wire 15, but also has the function of adjusting the lengths of the upper traction wire and the lower traction wire to adapt to the distance of the main guide tube 1 extending into the lengthened telescopic tube 11. During operational use of the present invention, the cradle 14 can be placed against a suitable body part and engaged with the hand grip 10 to increase the directional stability of the present invention during operation.
Optionally, as shown in fig. 1 and fig. 2, the resin anchoring agent high-altitude integrated quick pusher further includes a clamping groove frame 3 and a top net support 4, the clamping groove frame 3 is connected with the top wire mechanism 2, and the top net support 4 is detachably clamped with the clamping groove frame 3. The clamping groove frame 3 is used for installing the top net support 4, and the top net support 4 is mainly used in the conditions of poor top plate state, low net sheet or uneven net sheet, and can push the net sheet to the top plate of a roadway and attach the net sheet in the upward pushing process, so that the resin anchoring agent 17 is conveniently conveyed and the anchor rod/rope 18 is conveniently guided.
Optionally, as shown in fig. 3 and 4, the top wire guiding mechanism 2 includes an upper wire guiding preventing guard 2-1, an upper wire guiding wheel 2-2 and an upper wire guiding wheel fixing frame 2-3, an upper wire guiding wheel hole 1-2 is arranged at the upper part of the middle of the main guiding pipe 1, the upper wire guiding wheel 2-2 is installed in the upper wire guiding wheel hole 1-2 and connected with the upper wire guiding wheel fixing frame 2-3, the upper wire guiding preventing guard 2-1 is connected with the upper wire guiding wheel fixing frame 2-3, the top of the upper wire guiding preventing guard 2-1 covers the upper wire guiding wheel 2-2, and one end of the upper traction wire 6 is guided by the upper wire guiding wheel 2-2 after being led through the upper wire guiding wheel 12-14 and passing through the upper wire guiding protecting groove 10-3.
Optionally, as shown in fig. 5 to 9, the clamping groove frame 3 includes a spacer 3-1, a clamping plate 3-2, two return tension springs 3-3, a locking plate 3-4 and a supporting frame 3-7, wherein the upper part of the supporting frame 3-7 is connected with an upper wire guide wheel fixing frame 2-3 of the top wire guide mechanism 2 through bolts, the middle lower part of the supporting frame 3-7 is connected with a wing plate 5-1 of the anchor rod/cable guide frame 5, the bottom of the supporting frame 3-7 is provided with a clamping groove 3-5, a slot hole 3-6 is arranged in the middle of the locking plate 3-4, the clamping plate 3-2 is connected with the middle of the supporting frame 3-7 through bolts passing through the slot hole 3-6 and the spacer 3-1, one end of each return tension spring 3-3 is connected with the bolts connecting the supporting frame 3-7 and the upper wire guide wheel fixing frame 2-3, and the other end of each return tension spring 3-3 is connected with a spring hole in the lower part of the locking plate 3-4; the top net support 4 comprises a U-shaped top net device 4-1, a top net support frame 4-2 and two fixing rods 4-3, wherein the U-shaped top net device 4-1 is connected with the upper part of one side of the top net support frame 4-2, and the two fixing rods 4-3 are connected with the lower part of the other side of the top net support frame 4-2; the upper part of the supporting frame 3-7 is provided with a slot, and two fixing rods 4-3 are respectively used for being clamped into the slot and the clamping groove 3-5 at the upper part of the supporting frame 3-7. In normal use, the top net support 4 is in the state shown in fig. 8; when not in use, the top net support 4 can be separated from the clamping groove frame 3 or inversely installed on the clamping groove frame 3 only by pressing down the locking plate 3-4. The reset tension spring 3-3 can be automatically reset after the locking plate 3-4 is unlocked.
Alternatively, as shown in fig. 5 to 7, the anchor rod/cable guide frame 5 is connected with the main conduit 1 to form a V-shaped guide groove, and a hook is arranged at the tail end of the anchor rod/cable guide frame 5, so that the anchor rod/cable guide frame can be hooked on the net sheet of the roadway side part through the hook after use.
Alternatively, as shown in fig. 10 and 11, the bobbin pusher 7 comprises a hollow tongue 7-1, a tongue connecting frame 7-3, a fixing frame 7-4, a fixing base 7-5, a bobbin 7-6, two reset torsion springs 7-7, a positioning hook 7-8 and a balance tension spring 7-9, wherein the bobbin 7-6 can move up and down along the inner cavity of the main guide tube 1, the upper end of one side of the bobbin 7-6 is provided with a bobbin upper traction hole 7-2, the other end of the upper traction guide wire 6 is guided by an upper guide wire wheel 2-2 and then connected with the upper part of the bobbin upper traction hole 7-2, the bottom of the hollow tongue 7-1 is connected with the upper part of the tongue connecting frame 7-3, the upper part of the main guide tube 1 is provided with a hollow tongue hole 1-1, the upper part of the hollow tongue 7-1 can be clamped into the hollow tongue hole 1-1, the upper part of the hollow tongue plate 7-1 is provided with a resin anchoring agent hole, the resin anchoring agent 17 can be clamped in the resin anchoring agent hole, the upper part of the fixed frame 7-4 is hinged with the lower part of the tongue plate connecting frame 7-3, a reset torsion spring 7-7 is arranged between the fixed frame and the fixed frame, the fixed base 7-5 is connected with the middle part of the fixed frame 7-4, the fixed base 7-5 is welded with the shuttle tube 7-6, the upper part of the positioning hook 7-8 is hinged with the middle lower part of the fixed frame 7-4, a reset torsion spring 7-7 is arranged between the fixed base 7-5 and the fixed frame, the lower part of the shuttle tube 7-6 is provided with a hook hole, the middle upper part of the main conduit 1 is provided with a positioning hook hole 1-3, and when the shuttle tube 7-6 moves upwards to enable the positioning hook 7-8 to reach the position of the positioning hook hole 1-3, the positioning hook 7-8 extends out of the main conduit 1, the balance tension spring 7-9 is connected with the lower end of the fixed frame 7-4, and the other end of the lower traction lead 15 is connected with the balance tension spring 7-9.
After the resin anchoring agent 17 is clamped in the resin anchoring agent hole at the upper part of the hollow tongue plate 7-1, the hollow tongue plate 7-1 is contacted by the anchor rod/rope 18, and the hollow tongue plate 7-1 can deflect and rapidly release and separate the resin anchoring agent 17 from the hollow tongue plate 7-1. The reset torsion spring 7-7 arranged between the fixing frame 7-4 and the tongue plate connecting frame 7-3 can enable the hollow tongue plate 7-1 to automatically reset after the external force of the contact of the anchor rod/rope 18 is lost. The main function of the positioning hook 7-8 is to control the shuttle tube pusher 7 to automatically pop up to hook and position when reaching the positioning hook hole 1-3 of the main conduit 1. The function of the balance tension springs 7-9 is mainly to balance the negative difference between the number of turns and the length of the upper traction wire 6 and the lower traction wire 15 due to the difference of winding directions in the winding and unwinding processes, so that the balance tension springs 7-9 are used for relieving the length and tension balance of the traction wires.
Optionally, as shown in fig. 12 and 13, the anchoring agent limiter 8 includes a limiting fixing frame 8-1, a limiting plate 8-2, a reset spring 8-3, a push plate 8-4 and two push plates 8-6, the limiting fixing frame 8-1 is connected with the main conduit 1, an opening is formed at the upper part of the limiting fixing frame 8-1, the bottom of the limiting plate 8-2 is hinged with the upper middle part of the limiting fixing frame 8-1 through a hinge piece 8-7, the reset spring 8-3 is installed between the bottom of the limiting plate 8-2 and the limiting fixing frame 8-1, the upper part of the limiting plate 8-2 can approach or separate from the main conduit 1 from the opening at the upper part of the limiting fixing frame 8-1, the two push plates 8-6 are respectively connected with two sides of the push plates 8-4, a waist-shaped hole is formed in the middle of the push plate 8-6, the push plates 8-6 and the push plates 8-4 ride outside the main conduit 1 through the waist-shaped hole and can move up and down under the limitation of the hinge piece 8-7, a middle limiting hole 8-5 is formed in the side wall of the main conduit 1, and the bottom end of the limiting plate 8-2 enters into or comes out of the main conduit 1 when the top of the limiting plate 8-2 approaches or separates from the main conduit 1.
The anchor stopper 8 is provided at the middle lower portion of the main conduit 1 according to the required length for accommodating the resin anchor 17. The state of the anchor stopper 8 is open or closed, fig. 12 is a state in which the anchor stopper 8 is closed, and fig. 13 is a state in which the anchor stopper 8 is open. When the anchoring agent limiter 8 is closed, the resin anchoring agent can be limited, at the moment, the main guide pipe 1 can be provided with one anchoring agent K2360 and CKB2335 respectively, and the total length of the anchoring agents is 950mm so as to adapt to the required quantity for anchoring by the anchor rod for limiting, and unnecessary idle strokes of the shuttle tube pusher 7 in the main guide pipe 1 are avoided. When the anchoring agent limiter 8 is opened, the main guide pipe 1 can accommodate three resin anchoring agents of two K2360 and one CKB2335, the total length of the resin anchoring agents is 1550mm, and the resin anchoring agent limiter is suitable for the number of the resin anchoring agents required in the anchor cable construction, so that the purpose of integral whole pushing is achieved.
Alternatively, as shown in fig. 14 and 15, the hand holding part 10 includes a handle fixing frame 10-1, two U-shaped bolts 10-2, an upper wire protecting groove 10-3 and a hand guard 10-4, wherein the top and bottom of the handle fixing frame 10-1 are respectively connected with the outer wall of the extension tube 11 through the two U-shaped bolts 10-2, the upper wire protecting groove 10-3 is connected with the handle fixing frame 10-1, one end of the upper traction wire 6 passes through the upper wire protecting groove 10-3 after being led by the upper wire leading wheel 12-14, and the hand guard 10-4 is connected with the middle part of the handle fixing frame 10-1. The upper lead protection groove 10-3 not only can shield the upper traction lead 6 from hurting hands during movement, but also is more convenient, comfortable and stable during holding.
Alternatively, as shown in FIGS. 16 to 18, the differential adjustable hand wheel mechanism 12 comprises a quick locking bolt 12-1, an outer fixing sleeve 12-2, a hand wheel supporting frame 12-3, a hand wheel protecting cover 12-4, a difference adjusting wheel 12-5, an E-shaped clamp spring 12-6, a separating spring 12-7, an inner hollow shaft 12-8, a driving wheel 12-9, a retainer ring 12-10, a hand screw nut 12-11, a hand crank 12-12, a difference adjusting bolt 12-13, an upper lead wheel 12-14, a lower lead wheel 12-15, a pipe clamping device 12-16 and a difference adjusting wheel blind hole 12-17, wherein the pipe clamping device 12-16 is connected with an extension pipe 11, the hand wheel supporting frame 12-3 is connected with the front side of the pipe clamping device 12-16, the upper lead wheel 12-14 and the lower lead wheel 12-15 are respectively connected with the upper part and the lower part of the hand wheel supporting frame 12-3, the outer fixed sleeve 12-2 is connected with the hand wheel supporting frame 12-3, the tail end of the outer fixed sleeve 12-2 is provided with an annular groove, the difference adjusting wheel 12-5 is clamped into the annular groove after being arranged in the outer fixed sleeve 12-2, the separating spring 12-7 is inserted into an inner hole of the outer fixed sleeve 12-2, one end of the inner hollow shaft 12-8 compresses the separating spring 12-7, the other end of the inner hollow shaft 12-8 is connected with one side of the driving wheel 12-9, the other side of the driving wheel 12-9 is connected with the hand crank 12-12 through the difference adjusting bolt 12-13, the tail end of the quick locking bolt 12-1 penetrates from one side of the outer fixed sleeve 12-2 and sequentially installs the check ring 12-10 and the hand screw nut 12-11 after penetrating from the other side of the driving wheel 12-9, the head of the quick locking bolt 12-1 is connected with a spanner, the differential adjusting wheel 12-5 is annularly provided with a plurality of blind holes 12-17 at one side which is attached to the driving wheel 12-9, the differential adjusting bolt 12-13 of the driving wheel 12-9 can be inserted into the blind holes 12-17, the hand wheel protecting cover 12-4 is connected with the hand wheel supporting frame 12-3 and covers the differential adjusting wheel 12-5 and the driving wheel 12-9, one end of the lower traction wire 15 is connected with the driving wheel 12-9, the other end of the lower traction wire 15 is led by the lower lead wheel 12-15, one end of the upper traction wire 6 is connected with the differential adjusting wheel 12-5, and the other end of the upper traction wire 6 is led by the upper lead wheel 12-14.
When the differential type adjustable hand wheel mechanism 12 is assembled, the differential adjusting wheel 12-5 is firstly arranged on the outer fixed sleeve 12-2 and is clamped into the annular groove by the E-shaped clamp spring 12-6 for limiting; the separating spring 12-7 is inserted into the inner hole of the outer fixed sleeve 12-2, one end of the inner hollow shaft 12-8 is pressed to press the separating spring 12-7, the other end of the inner hollow shaft 12-8 is installed into the driving wheel 12-9, and the outer side of the driving wheel 12-9 is connected with the crank handle 12-12 through a differential adjusting bolt 12-13. Finally, the quick locking bolt 12-1 is sequentially penetrated from one side of the outer fixing sleeve 12-2, the isolation check ring 12-10 is arranged at the tail end of the thread, and the hand screw nut 12-11 is screwed.
In the invention, the lower wire guide wheel 13-2, the upper wire guide wheel 2-2 and the differential adjustable hand wheel mechanism 12 are combined to form a closed reciprocating traction system.
When the adjustment is needed, the spanner at the head of the quick locking bolt 12-1 is only required to be pulled, the driving wheel 12-9 can be ejected by the separating spring 12-7 and is automatically separated from the adjustment wheel 12-5, after the corresponding winding turns are adjusted by rotation, the adjustment wheel 12-5 and the driving wheel 12-9 can be inserted into the blind hole 12-17 of the adjustment wheel 12-5 through the protruding part of the adjustment bolt 12-13 by pulling the spanner of the quick locking bolt 12-1 again, and the quick locking is integrated, so that synchronous rotation is realized.
Alternatively, as shown in fig. 19 and 20, the bottom wire guide mechanism 13 includes a lower wire guide wheel fixing frame 13-1, a lower wire guide wheel 13-2 and a lower wire jumper prevention guard 13-3, the lower wire jumper prevention guard 13-3 is connected with the lengthened telescopic tube 11, the lower wire jumper prevention guard 13-3 is connected with the lower wire guide wheel fixing frame 13-1, the top of the lower wire jumper prevention guard 13-3 covers the lower wire guide wheel 13-2, and the other end of the lower traction wire 15 is led through the lower wire guide wheel 13-2 after being led through the lower wire guide wheel 12-15 and then connected with the balance tension spring 7-9.
When the invention is used, when the resin anchoring agent 17 is required to be installed on a roadway drilling hole 16 at a construction site, the main guide pipe 1 and the lengthened telescopic pipe 11 are firstly adjusted to be proper length, then the opening and closing states of the anchoring agent limiters 8 are adjusted according to the quantity of the resin anchoring agent 17 required to be installed on the anchor rod/rope 18, the differential type adjustable hand wheel mechanism 12 is operated to control the shuttle pipe pusher 7 to be positioned at the top end of the main guide pipe 1, and then the sealing part of the resin anchoring agent 17 is clamped in the hollow tongue plate 7-1 of the shuttle pipe pusher 7, and then the resin anchoring agent 17 is sequentially pushed into the cavity of the main guide pipe 1 for storage.
As shown in fig. 21, when the resin anchor 17 is fed into the hole 16 at the top plate high position, the holding part 10 is held by one hand, the upper end part of the main conduit 1 is inserted into the hole 16, the crank 12-12 is rotated by the other hand, the differential wheel 12-5 is driven by the driving wheel 12-9, and the upper traction wire 6 pulls the shuttle tube pusher 7 to push the anchor 17 into the hole 16 all at once along the inner cavity of the main conduit 1, as shown in a diagram a in fig. 21. When the set position is reached, the positioning hooks 7-8 will automatically pop up and hook into the positioning hook holes 1-3 of the main catheter 1. At this time, as shown in a B diagram of fig. 21, another person touches the top end of the anchor rod/cable 18 along the anchor rod/cable guide frame 5 to the hollow tongue plate 7-1, and the hollow tongue plate 7-1 is forced to deflect, so that the tail end of the resin anchoring agent 17 is instantaneously separated and falls on the top end of the anchor rod/cable 18, and can be directly pushed up into the drill hole 16 along the semicircular slot of the main conduit 1, and at this time, the pusher is withdrawn, as shown in a C diagram of fig. 21. After the anchoring agent 17 is abutted against the deep part of the drilling hole 16 by the anchor rod/cable 18, the anchor rod drilling machine is operated to stir, the working procedures of screwing, pressurizing, tensioning and the like are carried out after the anchor rod/cable is cured, and all construction procedures of roof support are completed.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present invention, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the invention, and are also considered to be within the scope of the invention.
Claims (4)
1. The utility model provides a resin anchor agent high altitude integral type quick pusher, its characterized in that includes main pipe (1), top wire mechanism (2), stock/cable leading truck (5), goes up traction wire (6), shuttle pipe pusher (7), anchor agent stopper (8), reducing connection hasp (9), hand portion of holding (10), extension flexible pipe (11), differential adjustable hand wheel mechanism (12), bottom wire mechanism (13), support chassis (14) and lower traction wire (15), wherein:
The top end of the main guide pipe (1) is a pointed semicircular guide groove used for being inserted into a drill hole (16), the top wire guide mechanism (2) is connected with the upper part of the main guide pipe (1), the anchor rod/cable guide frame (5) is connected with the main guide pipe (1) and is positioned below the top wire guide mechanism (2), the anchoring agent limiter (8) is connected with the middle lower part of the main guide pipe (1), the shuttle pipe pusher (7) can move up and down along the inner cavity of the main guide pipe (1) and is positioned at the upper part of the anchoring agent limiter (8), the tail end of the main guide pipe (1) is embedded into the extension tube (11), the tail end of the main guide pipe (1) is connected with the top end of the extension tube (11) through a diameter-changing connection lock catch (9), the hand holding part (10) is connected with the upper part of the extension tube (11), the differential adjustable hand wheel mechanism (12) is connected with the middle lower part of the extension tube (11), the bottom wire guide mechanism (13) is connected with the lower part of the extension tube (11), the bottom bracket (14) is connected with the tail end of the extension tube (11), one end of the upper traction wire (6) is connected with the differential hand wheel (6) through the upper end of the differential mechanism (12) and is connected with the upper end of the extension tube (12) through the traction wire guide mechanism (15) through the upper end of the differential mechanism (12), the other end of the lower traction wire (15) is connected with the shuttle tube pusher (7) after being wire-led by the bottom wire-guiding mechanism (13);
the top wire guide mechanism (2) comprises an upper wire jumper prevention guard plate (2-1), an upper wire guide wheel (2-2) and an upper wire guide wheel fixing frame (2-3), an upper wire guide wheel hole (1-2) is formed in the upper part of the main wire guide (1), the upper wire guide wheel (2-2) is installed in the upper wire guide wheel hole (1-2) and is connected with the upper wire guide wheel fixing frame (2-3), the upper wire jumper prevention guard plate (2-1) is connected with the upper wire guide wheel fixing frame (2-3), the top of the upper wire jumper prevention guard plate (2-1) covers the upper wire guide wheel (2-2), one end of an upper traction wire (6) is led through an upper wire guide wheel (12-14) through an upper wire guide wheel lead wire and is led through the upper wire guide wheel (2-2) after passing through an upper wire guide wire protection groove (10-3);
The shuttle tube pusher (7) comprises a hollow tongue plate (7-1), a tongue plate connecting frame (7-3), a fixing frame (7-4), a fixing base (7-5), a shuttle tube (7-6), two reset torsion springs (7-7), a positioning hook (7-8) and a balance tension spring (7-9), wherein the shuttle tube (7-6) can move up and down along the inner cavity of the main guide tube (1), a traction hole (7-2) on one side upper end of the shuttle tube (7-6) is arranged, the other end of the upper traction wire (6) is guided by an upper wire wheel (2-2) and then is connected with the traction hole (7-2) on the shuttle tube, the bottom of the hollow tongue plate (7-1) is connected with the upper part of the tongue plate connecting frame (7-3), the upper part of the main guide tube (1) is provided with a hollow tongue plate hole (1-1), the upper part of the hollow tongue plate (7-1) can be clamped into the hollow tongue plate hole (1-1), the upper part of the hollow tongue plate (7-1) is provided with a resin anchoring agent hole, the resin anchoring agent in the resin anchoring agent hole can be clamped into the hollow tongue plate hole (7-1), the resin anchoring agent can be clamped into the upper part of the hollow tongue plate (7-1) and the hollow tongue plate (7-1) is connected with the fixing base (7-1) and the middle part (7-3) and the fixing frame (7-4) is connected with the fixing frame (7-4) through the fixing base (7-4), the fixed base (7-5) is welded with the shuttle tube (7-6), the upper part of the positioning hook (7-8) is hinged with the middle lower part of the fixed frame (7-4), a reset torsion spring (7-7) is arranged between the upper part and the lower part of the shuttle tube (7-6), a hook hole is formed in the lower part of the main tube (1), the middle upper part of the main tube (1) is provided with a positioning hook hole (1-3), when the shuttle tube (7-6) moves upwards to enable the positioning hook (7-8) to reach the position where the positioning hook hole (1-3) is located, the positioning hook (7-8) stretches out from the main tube (1), the balance tension spring (7-9) is connected with the lower end of the fixed frame (7-4), and the other end of the lower traction wire (15) is connected with the balance tension spring (7-9);
The anchor agent limiter (8) comprises a limiting fixing frame (8-1), a limiting plate (8-2), a reset spring (8-3), a push-push plate (8-4) and two push-pull plates (8-6), wherein the limiting fixing frame (8-1) is connected with a main guide pipe (1), the upper part of the limiting fixing frame (8-1) is opened, the bottom of the limiting plate (8-2) is hinged with the middle upper part of the limiting fixing frame (8-1) through a hinging piece (8-7), the reset spring (8-3) is arranged between the bottom of the limiting plate and the middle upper part of the limiting fixing frame (8-1), the upper part of the limiting plate (8-2) can approach or be far away from the main guide pipe (1) from the opening of the upper part of the limiting fixing frame (8-1), the two push-pull plates (8-6) are respectively connected with two sides of the push-push plate (8-4), waist-shaped holes are formed in the middle of the push-pull plates (8-6) and the push-push plates (8-4) respectively span the outer surface of the limiting fixing frame (8-1) through the waist-shaped holes, the middle upper side wall of the main guide pipe (1) can move up and down outside the limiting fixing frame (8-7), the top end of the limiting plate (8-2) is close to or far away from the main conduit (1), and the bottom end of the limiting plate (8-2) comes out of the middle limiting hole (8-5) or enters the main conduit (1);
the hand holding part (10) comprises a handle fixing frame (10-1), two U-shaped bolts (10-2), an upper wire protecting groove (10-3) and a hand guard (10-4), wherein the top and the bottom of the handle fixing frame (10-1) are respectively connected with the outer wall of the lengthened telescopic tube (11) through the two U-shaped bolts (10-2), the upper wire protecting groove (10-3) is connected with the handle fixing frame (10-1), one end of an upper traction wire (6) passes through the upper wire protecting groove (10-3) after being led by an upper lead wheel (12-14), and the hand guard (10-4) is connected with the middle part of the handle fixing frame (10-1);
The differential type adjustable hand wheel mechanism (12) comprises a quick locking bolt (12-1), an external fixing sleeve (12-2), a hand wheel supporting frame (12-3), a hand wheel protecting cover (12-4), a difference adjusting wheel (12-5), an E-shaped clamp spring (12-6), a separating spring (12-7), an inner hollow shaft (12-8), a driving wheel (12-9), a retainer ring (12-10), a hand screw nut (12-11), a hand crank (12-12), a difference adjusting bolt (12-13), an upper lead wheel (12-14), a lower lead wheel (12-15), a pipe clamping device (12-16) and a difference adjusting wheel blind hole (12-17), wherein the pipe clamping device (12-16) is connected with an extension pipe (11), the hand wheel supporting frame (12-3) is connected with the front side of the pipe clamping device (12-16), the upper lead wheel (12-14) and the lower lead wheel (12-15) are respectively connected with the upper part and the lower part of the hand wheel supporting frame (12-3), the external fixing sleeve (12-2) is connected with the hand wheel supporting frame (12-3), the external fixing sleeve (12-2) is provided with an annular groove at the tail end of the external fixing sleeve (12-2), the regulating wheel (12-5) is clamped into the annular groove after being installed into the outer fixed sleeve (12-2), the E-shaped clamp spring (12-6) is clamped into the annular groove, the separating spring (12-7) is inserted into the inner hole of the outer fixed sleeve (12-2), one end of the inner hollow shaft (12-8) is tightly pressed against the separating spring (12-7), the other end of the inner hollow shaft (12-8) is connected with one side of the driving wheel (12-9), the other side of the driving wheel (12-9) is connected with the hand crank (12-12) through the regulating bolt (12-13), the tail end of the quick locking bolt (12-1) penetrates from one side of the outer fixed sleeve (12-2) and penetrates from the other side of the driving wheel (12-9), a retainer ring (12-10) and a hand screw nut (12-11) are sequentially installed, the head of the quick locking bolt (12-1) is connected with a wrench, the regulating bolt (12-5) is annularly provided with a plurality of blind holes (12-17) on one side, which is attached to the driving wheel (12-9), the regulating bolt (12-13) of the driving wheel (12-9) can be inserted into the blind hole (12-17), the hand wheel (12-4) and the regulating wheel (12-3) is connected with the regulating wheel (12-5), one end of a lower traction wire (15) is connected with the driving wheel (12-9), the other end of the lower traction wire (15) is led by a lower lead wheel (12-15), one end of an upper traction wire (6) is connected with the differential adjusting wheel (12-5), and the other end of the upper traction wire (6) is led by an upper lead wheel (12-14);
The bottom wire guide mechanism (13) comprises a lower wire guide wheel fixing frame (13-1), a lower wire guide wheel (13-2) and a lower wire guide prevention guard plate (13-3), the lower wire guide prevention guard plate (13-3) is connected with the lengthened telescopic tube (11), the lower wire guide prevention guard plate (13-3) is connected with the lower wire guide wheel fixing frame (13-1), the top of the lower wire guide prevention guard plate (13-3) covers the lower wire guide wheel (13-2), and the other end of the lower traction wire (15) is connected with the balance tension spring (7-9) after being guided by the lower wire guide wheel (13-2) after being led by the lower wire guide wheel (12-15).
2. The resin anchoring agent high-altitude integrated quick pusher according to claim 1, further comprising a clamping groove frame (3) and a top net support (4), wherein the clamping groove frame (3) is connected with the top wire mechanism (2), and the top net support (4) is detachably clamped with the clamping groove frame (3).
3. The resin anchoring agent high-altitude integrated quick pusher according to claim 2, wherein the clamping groove frame (3) comprises a separation pad (3-1), a clamping plate (3-2), two reset tension springs (3-3), a locking plate (3-4) and a supporting frame (3-7), the upper part of the supporting frame (3-7) is connected with an upper wire wheel fixing frame (2-3) of a top wire mechanism (2) through bolts, the middle lower part of the supporting frame (3-7) is connected with a wing plate (5-1) of an anchor rod/rope guide frame (5), the bottom of the supporting frame (3-7) is provided with a clamping groove (3-5), the middle part of the locking plate (3-4) is provided with a long hole (3-6), the clamping plate (3-2) is connected with the middle part of the supporting frame (3-7) through bolts passing through the long holes (3-6) and the separation pad (3-1), one end of the two reset tension springs (3-3) is connected with bolts connecting the supporting frame (3-7) and the upper wire wheel fixing frame (2-3), and the other end of the two reset tension springs (3-4) are connected with the locking plate (3-4);
The top net support (4) comprises a U-shaped top net device (4-1), a top net support frame (4-2) and two fixing rods (4-3), wherein the U-shaped top net device (4-1) is connected with the upper part of one side of the top net support frame (4-2), and the two fixing rods (4-3) are connected with the lower part of the other side of the top net support frame (4-2); the upper part of the supporting frame (3-7) is provided with a slot, and the two fixing rods (4-3) are respectively used for being clamped into the slot and the clamping groove (3-5) at the upper part of the supporting frame (3-7).
4. The resin anchoring agent high-altitude integrated quick pusher according to claim 1, wherein a V-shaped guide groove is formed after the anchor rod/cable guide frame (5) is connected with the main guide pipe (1), and a hook is arranged at the tail end of the anchor rod/cable guide frame (5).
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| CN202010757990.9A CN111779517B (en) | 2020-07-31 | 2020-07-31 | High-altitude integrated rapid pusher for resin anchoring agent |
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| CN202010757990.9A CN111779517B (en) | 2020-07-31 | 2020-07-31 | High-altitude integrated rapid pusher for resin anchoring agent |
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| CN111779517B true CN111779517B (en) | 2024-05-24 |
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| US4132080A (en) * | 1977-11-07 | 1979-01-02 | Stratabolt Corporation | Resin anchored rock or mine roof bolt anchor mechanism |
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| US5526720A (en) * | 1994-06-14 | 1996-06-18 | Locotos; Frank M. | Wrench device for mine roof bolts |
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| CN104695990A (en) * | 2015-02-13 | 2015-06-10 | 中国矿业大学(北京) | Integral push-lead type device and method for installation of tunnel anchor cable anchoring agent |
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| US4132080A (en) * | 1977-11-07 | 1979-01-02 | Stratabolt Corporation | Resin anchored rock or mine roof bolt anchor mechanism |
| US4710065A (en) * | 1985-11-07 | 1987-12-01 | Oy Tampella Ab | Method, a device and a means for carrying out wire bolting of a rock |
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| US6402433B1 (en) * | 2000-07-25 | 2002-06-11 | H. Doug Gillespie | Tensionable mine roof bolt |
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| CN109441510A (en) * | 2018-12-28 | 2019-03-08 | 常州工学院 | A kind of impact tunnel segmentation anchoring anchor cable |
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