CN220929437U - Grouting device for anchor rod trolley - Google Patents

Abstract

The grouting device for the anchor rod trolley comprises a grouting mechanism and a driving mechanism, wherein the grouting mechanism is connected with the driving mechanism, and the driving mechanism is used for driving the grouting mechanism to perform grouting; the grouting mechanism comprises a grouting pipe, a grouting hose and a sleeve, wherein the grouting pipe is connected with the grouting hose through a joint, and the joint is positioned in the sleeve; the sleeve length is greater than the grouting stroke length of the grouting hose. According to the grouting device for the anchor rod trolley, the sleeve is arranged, the joint of the grouting pipe and the grouting hose is arranged in the sleeve, and the length of the sleeve is larger than the grouting stroke length of the grouting hose, so that the joint cannot be separated from the sleeve even if the grouting hose moves under the action of the driving mechanism during grouting, the stability of connection between the grouting hose and the grouting pipe can be maintained, and the grouting hose and the sleeve are not easy to separate from each other, so that grouting efficiency is improved.

Description

Grouting device for anchor rod trolley

Technical Field

The application relates to the technical field of tunnel construction, in particular to a grouting device for an anchor rod trolley.

Background

The construction of the anchor rod trolley generally comprises two parts of drilling and grouting, wherein grouting treatment is carried out on the drilling after the drilling is completed, and finally, an anchor rod is inserted into the well-grouted hole and locked, so that the construction of anchor rod support is completed.

In the prior art, grouting is carried out on a drilling hole by an anchor rod trolley through a grouting mechanism of the anchor rod trolley, and the prior art can refer to Chinese patent with the publication number of CN112253196B, and provides a grouting mechanism for the anchor rod trolley, which comprises a front guide slideway, a C-shaped sleeve, a shifting fork system, a fixed spring clamp, a guide sleeve, a grouting hose, an anchor rod pushing tray, a grouting pipe joint, a grouting pipe and an anchor rod pushing beam; the grouting pipe is connected with a grouting hose through a grouting pipe joint, a front guide slide way and a C-shaped sleeve are sequentially sleeved on the grouting pipe, a guide sleeve is sleeved on the grouting hose, the front guide slide way, the C-shaped sleeve and the guide sleeve are connected with an anchor rod propelling beam, an anchor rod propelling tray is arranged on the anchor rod propelling beam, a shifting fork system and a fixed spring clamp are arranged between the guide sleeve and the C-shaped sleeve, the fixed spring clamp is connected with the guide sleeve and used for locking the grouting hose, and the shifting fork system is connected with the anchor rod propelling tray and used for driving the fixed spring clamp to be opened and closed. One end of the grouting pipe 11 and one end of the grouting hose 8 are respectively provided with a dust guard 2 and a nylon sleeve 7, so that broken stone particles are prevented from entering in the grouting process, and the grouting stability is damaged.

In the above embodiment, the grouting pipe is connected with the grouting hose through the grouting pipe joint, the front guide slideway and the C-shaped sleeve are sequentially sleeved on the grouting pipe, and when the grouting hose moves in the grouting process, the joint of the grouting pipe and the grouting hose can exceed or enter the C-shaped sleeve, so that the joint of the grouting pipe and the grouting hose is easily blocked by the port of the C-shaped sleeve, the joint of the two pipes is easily fallen off, and grouting failure is caused.

In the prior art, most anchor rod trolleys are meshed with a grouting hose by adopting a gear to drive the grouting hose to move when the grouting hose or the grouting pipe is driven to move, and when the grouting hose is clamped by the gear, stress is concentrated on teeth on the gear and acts on the grouting hose when the teeth act on the grouting hose, so that the grouting hose can be damaged easily, and the service life of the grouting hose is short.

Disclosure of utility model

In order to solve the technical problems, the application provides a grouting device for an anchor rod trolley, which is characterized in that the joint of a grouting hose and a grouting pipe is arranged in a sleeve, so that the joint of the grouting hose and the grouting pipe is not easy to fall off during grouting.

The grouting device for the anchor rod trolley comprises a grouting mechanism and a driving mechanism, wherein the grouting mechanism is connected with the driving mechanism, and the driving mechanism is used for driving the grouting mechanism to perform grouting;

The grouting mechanism comprises a grouting pipe, a grouting hose and a sleeve, wherein the grouting pipe is connected with the grouting hose through a joint, and the joint is positioned in the sleeve;

The sleeve length is greater than the grouting stroke length of the grouting hose.

Compared with the prior art, the grouting device for the anchor rod trolley has the advantages that the sleeve is arranged, the joint of the grouting pipe and the grouting hose is arranged in the sleeve, and the length of the sleeve is larger than the grouting stroke length of the grouting hose, so that the joint cannot be separated from the sleeve even if the grouting hose moves under the action of the driving mechanism during grouting, the stability of connection of the grouting hose and the grouting pipe can be maintained, and the grouting hose and the sleeve are not easy to separate due to the joint and the sleeve, so that grouting efficiency is improved.

Preferably, the driving mechanism comprises a pipe conveying channel, the grouting hose is arranged in the pipe conveying channel, and the width of the pipe conveying channel is smaller than or equal to the diameter of the grouting hose.

Preferably, the driving mechanism comprises at least two spool wheels;

The pipe conveying channel is positioned between the two I-shaped wheels.

Preferably, the driving mechanism further comprises a motor, a gear and a chain;

The motor is connected to the gears, and the gears are connected through a chain;

The gear is connected with the spool, and the gear is used for driving the spool to rotate.

Preferably, the driving mechanism further comprises a tensioning wheel, and the tensioning wheel is connected with the gear through the chain.

Preferably, the grouting device further comprises a support assembly, wherein the support assembly is used for supporting the grouting mechanism, so that the axes of the grouting hose, the grouting pipe and the sleeve are positioned on the same straight line.

Preferably, the support assembly comprises a sleeve support connected to the sleeve;

The sleeve support comprises a clamp and a support column, wherein the clamp is sleeved on the sleeve, and the support column is connected with the clamp.

Preferably, the support assembly further comprises a hose support, the hose support comprises a support frame and pulleys, the pulleys are connected to the support frame, and a support channel for the grouting hose to pass through is formed between the pulleys.

Preferably, the driving mechanism includes a housing divided into a first housing and a second housing;

the driving mechanism comprises a fastener, and the fastener is used for connecting and fixing the first shell and the second shell.

Preferably, the fastener comprises a bolt, a nut and a spring, wherein the spring is sleeved on the bolt and is positioned between the nut and the first shell or the second shell.

The grouting device for the anchor rod trolley has at least the following technical effects;

Through setting up the sleeve pipe, set up the joint of grouting hose and grouting pipe in the sleeve pipe, set up the length of sleeve pipe longer than grouting travel length of grouting hose, thus make grouting, joint keep in the sleeve pipe all the time, can not deviate from easily, thus make the joint basically can not receive the separation, have guaranteed grouting hose and grouting pipe connection stability, raise grouting efficiency;

The spool is adopted to replace the traditional gear to form a pipe conveying channel, when the grouting hose is arranged in the pipe conveying channel and driven to move, the outer wall of the spool is smooth, the acting force on the grouting hose is uniform, stress concentration on the grouting hose is avoided, the grouting hose is not easy to damage, and therefore the service life of the grouting hose is prolonged;

Through setting up supporting part in order to support grouting mechanism for grouting hose, slip casting pipe, sheathed tube axis are located same straight line, and then during the slip casting, grouting hose receives the interference of the power of other directions less, and the joint is difficult for droing, grouting hose is blocked less, removes comparatively sensitively, and frictional force reduces, and life reinforcing.

Drawings

Fig. 1 is a schematic perspective view of a grouting device for a jumbo according to an embodiment of the present application;

FIG. 2 is a schematic top view of a drive mechanism according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a drive mechanism of an embodiment of the present application;

FIG. 4 is a schematic diagram showing the internal structure of a driving mechanism according to an embodiment of the present application;

FIG. 5 is a schematic diagram showing an internal structure of a driving mechanism according to an embodiment of the present application;

FIG. 6 is a schematic view of the structure of a hose support according to an embodiment of the present application;

FIG. 7 is a schematic cross-sectional view of a hose support of an embodiment of the application;

FIG. 8 is an enlarged schematic view of portion A of FIG. 1;

fig. 9 is an enlarged schematic view of a portion B of fig. 1.

Reference numerals: 1. a grouting device;

11. a grouting mechanism; 12. A driving mechanism; 13. A support assembly;

111. grouting pipe; 112. grouting hose; 113. a sleeve;

121. A pipe feeding channel; 122. i-shaped wheel; 123. a motor; 124. a gear; 125. a chain; 126. a tensioning wheel; 127. a housing; 128. a fastener;

131. a sleeve support; 132. A hose support;

1271. a first housing; 1272. A second housing; 1281. A spring;

1311. a clamp; 1312. a support column; 1321. a support frame; 1322. a pulley; 1323. a connecting transverse plate; 1324. and supporting the channel.

Detailed Description

In order to better understand the technical solutions of the present disclosure, the present disclosure will be described in detail, clearly and completely with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present disclosure.

In the description of the present application, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present application.

The application is described in further detail below with reference to the accompanying drawings, see for example figures 1 to 9.

The grouting device for the anchor rod trolley, provided by the application, is shown by referring to fig. 1, wherein the grouting device 1 comprises a grouting mechanism 11 and a driving mechanism 12, grouting is arranged in the grouting mechanism 11, the grouting mechanism 11 is connected with the driving mechanism 12, and the driving mechanism 12 is used for driving the grouting mechanism to move so as to perform grouting; the grouting mechanism 11 comprises a grouting pipe 111, a grouting hose 112 and a sleeve 113, and compared with a C-shaped sleeve in the prior art, the sleeve 113 is long and can comprehensively wrap a joint, the grouting hose 112 and the grouting pipe 111, wherein the grouting pipe 111 is connected with the grouting hose 112 through the joint, and the joint is positioned in the sleeve 113; the sleeve 113, the joint and the grouting pipe 111 are positioned on one side of the driving mechanism 12, and the grouting hose 112 is connected with the grouting pipe 111 through the joint and then penetrates through the driving mechanism 12 to perform grouting on a grouting part; the length of the sleeve 113 is greater than the grouting travel length of the grouting hose 112, so that when grouting is performed, the grouting hose 112 moves under the action of the driving mechanism 12, the joint is not separated from the sleeve 113, the stability of connection between the grouting hose 112 and the grouting pipe 111 can be maintained, and the grouting hose 112 and the sleeve 113 are not easy to separate due to the joint and the sleeve 113, so that grouting efficiency is improved.

Further, as shown in fig. 8 and 9, the driving mechanism 12 includes a pipe feeding channel 121, the grouting hose 112 is disposed in the pipe feeding channel 121, the width of the pipe feeding channel 121 is equal to the diameter of the grouting hose 112, the grouting hose 112 is clamped by the pipe feeding channel 121, and when the driving mechanism 12 is driven, the pipe feeding channel 121 rubs with the grouting hose 112 to drive the grouting hose 112 to move, so as to complete grouting of the grouting device 1 in a matching manner.

Preferably, the width of the pipe feeding channel 121 may be smaller than the diameter of the grouting hose 112, so that the pipe feeding channel 121 has a better clamping effect on the grouting hose 112, and the grouting hose 112 can be stably and firmly connected in the pipe feeding channel 121.

Based on the above-described embodiment, in another embodiment of the present application, referring to fig. 2 to 5, the driving mechanism 12 includes at least two spool 122; the pipe feeding channel 121 is located between the two spools 122, and the pipe feeding channel 121 is a channel which is formed between the outer walls of the two spools 122 and approaches to a circle. In this embodiment, by adopting the spool 122 to mutually cooperate, the pipe feeding channel 121 is arranged between the spools 122, so that the inner wall of the pipe feeding channel 121 is smooth, compared with the gears in the prior art, the inner wall of the pipe feeding channel 121 is smooth, the acting force on the grouting hose 112 is relatively uniform, stress concentration can not be generated on the grouting hose 112, the grouting hose 112 is not easily damaged, and the service life of the grouting hose 112 is prolonged; and the spool 122 is smaller, which results in a smaller overall structure of the drive mechanism 12 and less space.

Referring to fig. 2 to 5, the driving mechanism 12 further includes a motor 123, a gear 124, and a chain 125; the motor 123 is connected to the gears 124, and the gears 124 are connected through a chain 125; the gear 124 is connected with the spool 122, and the gear 124 is used for driving the spool 122 to rotate. In this embodiment, the number of gears 124 is the same as that of the spools 122, each gear 124 is connected with one spool 122, the gears 124 are meshed with a chain 125, and the gears 124 are connected together through the chain 125, so that the rotation synchronism of the gears 124 can be maintained; one end of one gear 124 is connected with the motor 123, the other end is connected with the spool 122, when the motor 123 drives the gear 124 to rotate, the gear 124 drives the spool 122 connected with the gear to rotate, all gears 124 rotate, all spools 122 also rotate through the transmission of a chain 125, and the spool 122 rotates to push the grouting hose 112, so that the grouting hose 112 can be pushed to advance or retreat.

Further, the number of the spool 122 and the gear 124 is even, the spool 122 is two in one group to form a pipe feeding pipeline, the circle centers of the pipe feeding channels 121 formed by all the spool 122 groups are all on the same straight line and coincide with the axis of the grouting hose 112, so that the influence of acting force on other directions of the grouting hose 112 can be reduced, the driving mechanism 12 can drive the grouting hose 112 in the same direction as the axis of the grouting hose 112, the grouting hose 112 is sensitive to move, the friction force is reduced, and the service life is prolonged.

Further, as shown in fig. 4, the number of the spool 122 and the gear 124 is 4.

In another embodiment of the present application, instead of the above embodiment, a belt may be used instead of the chain 125.

Further, in another embodiment of the present application, as shown in fig. 4, the driving mechanism 12 further includes a tensioning wheel 126, the tensioning wheel 126 is connected with the gears 124 through a chain 125, the tensioning wheel 126 is disposed between the gears 124 far away from the motor 123, the chain 125 is connected to the tensioning wheel 126, two opposite sides of the tensioning wheel 126 are respectively connected with two gears 124 through the chain 125, by this arrangement, the tightness of the chain 125 can be adjusted, so that a worker can adjust the tightness of the chain 125 in time, so that the width of the pipe feeding channel 121 between the spools 122 can be kept to clamp the grouting hose 112, and the problem that the pipe feeding channel 121 becomes large after the spool 122 is loosened, which results in insufficient tight and firm connection between the grouting hose 112 and the pipe feeding channel 121, and the spool 122 cannot be rotated to drive the grouting hose 112 to move, the movement sensitivity of the grouting hose 112 is reduced, and the grouting efficiency of the grouting device 1 is reduced.

In another embodiment of the present application, as shown in fig. 1, 8 and 9, the grouting apparatus 1 further comprises a support assembly 13, wherein the support assembly 13 is used for supporting the grouting mechanism 11, so that the axes of the grouting hose 112, the grouting pipe 111 and the sleeve 113 are positioned on the same straight line. The supporting component 13 has a lifting function, and can lift the grouting mechanism 11 so that the pipe feeding channel 121 is in the same line with the axes of the grouting hose 112, the grouting pipe 111 and the sleeve 113, and after lifting, the contact area of the grouting hose 112 and other components is reduced, namely the friction force born by the grouting hose 112 is further reduced, the abrasion degree of the grouting hose 112 can be effectively reduced, and the service life of the grouting hose 112 is prolonged; and make the slip casting hose 112 receive the interference of other direction forces less, connect difficult whereabouts, slip casting hose 112 is blocked less, and it is comparatively sensitive to remove, and the slip casting efficiency of slip casting device 1 can obtain further improvement.

In another embodiment of the present application, as shown in fig. 1 and 8, the support assembly 13 includes a sleeve support 131, and the sleeve support 131 is connected with the sleeve 113; the sleeve support 131 includes a clamp 1311 and a support post 1312, the clamp 1311 being coupled to the sleeve 113, the support post 1312 being coupled to the clamp 1311. The clamp 1311 is a ring shape, which is sleeved on the sleeve 113, the support column 1312 is connected on the clamp 1311, the support column 1312 is arranged under the sleeve 113, the support column 1312 is used for supporting and lifting the sleeve 113, so that the sleeve 113 can be relatively stably arranged at a position with a certain height from the working bottom surface, and the sleeve 113, and the joint, the grouting pipe 111 and the grouting hose 112 arranged in the sleeve 113 can be ensured to be in the same straight line.

Further, as shown in fig. 8, the clip 1311 is formed of two C-shaped rings, the two ends of the C-shaped rings are provided with connection portions, the connection portions are provided with mounting holes, and after bolts are inserted into the two mounting holes through alignment of the connection portions of the two C-shaped rings, the two ends of the connection portions are fixedly connected with nuts, so that the clip 1311 is fixedly sleeved outside the sleeve 113.

Further, as shown in fig. 8, the support column 1312 includes platy backup pad, and two backup pads set up relatively along vertical direction, still are equipped with between two backup pads and connect the horizontal pole, can strengthen the stability between the backup pad through setting up and connect the horizontal pole, reduce the dislocation of backup pad and twist for the bearing structure of sleeve pipe support 131 is comparatively stable, and the supporting effect is better.

Further, the distance between the support plates is larger than the radius of the sleeve 113, but smaller than the diameter of the sleeve 113, so that the support force of the support plates to the sleeve 113 is uniform and stable.

Based on the above embodiment, in another embodiment of the present application, as shown in fig. 6 to 8, the support assembly 13 further includes a hose support 132, the hose support 132 is used for supporting a hose, the hose support 132 includes a support frame 1321 and a pulley 1322, the pulley 1322 is connected to the support frame 1321, and a support channel 1324 for passing the grouting hose 112 is formed between the pulleys 1322. As shown in fig. 6 to 7, the pulleys 1322 are i-shaped, a supporting channel 1324 is formed between two pulleys 1322 for the grouting hose 112 to pass through, the outer contour of the supporting channel 1324 is approximately circular, the center of the supporting channel 1324 is on the same straight line with the axes of the grouting hose 112, the grouting pipe 111 and the sleeve 113, so that the grouting hose 112 can be ensured to be blocked less, more sensitive and less worn when moving; the support frame 1321 includes two platelike backup pads, and two backup pads set up relatively along vertical direction, and pulley 1322 connects between two backup pads, still is equipped with between two backup pads and connects horizontal pole and connect diaphragm 1323, can strengthen the stability between the backup pad through setting up and connecting horizontal pole and connecting diaphragm 1323, reduces the dislocation twist of backup pad for the bearing structure of hose support 132 is comparatively stable, and the supporting effect is better.

Further, the number of the connecting cross plates 1323 is two, and the connecting cross plates are respectively arranged at two ends of the pulley 1322, one of the connecting cross plates is arranged at the top end of the supporting frame 1321, and the connecting cross rods are arranged below the connecting cross plates 1323 below the pulley 1322, so that the stability of the connecting part of the pulley 1322 can be enhanced, the supporting effect of the hose supporting piece 132 on the grouting hose 112 is better, and the supporting effect is more stable.

Further, the pulley 1322 is rotatably connected to the support frame 1321, so that when the grouting hose 112 moves relative to the hose support 132, friction and resistance between the grouting hose 112 and the pulley 1322 can be reduced, so that when the grouting hose 112 moves, grouting is smoother and more sensitive, friction is reduced, and service life of the grouting hose 112 is prolonged.

In another alternative embodiment of the present application, referring to fig. 2-3 and 9, the drive mechanism 12 includes a housing 127, the housing 127 being divided into a first housing 1271 and a second housing 1272; the drive mechanism 12 includes a fastener 128, the fastener 128 being used to fixedly connect the first housing 1271 with the second housing 1272. In this embodiment, the casing 127 is used for protecting and regulating other parts of the driving mechanism 12, so that on one hand, external impurities are reduced to enter the driving mechanism 12, on the other hand, the driving mechanism 12 is more attractive, on the other hand, the casing 127 also has a limiting effect on the spool 122, and the fastener 128 is used for fixing the casing 127 and simultaneously limiting the spool 122, so that the pipe conveying channel 121 between the spools 122 can be kept stable and is not easy to loosen, and the clamping of the pipe conveying channel 121 on the grouting hose 112 is ensured, so that the driving mechanism 12 is sensitive to drive the grouting hose 112; in this embodiment, as shown in fig. 2, the connection between the first housing 1271 and the second housing 1272 is located above the driving mechanism 12, mounting holes through which the fasteners 128 pass are provided on the first housing 1271 and the second housing 1272, and the fasteners 128 pass through the mounting holes to connect the first housing 1271 and the second housing 1272.

Further, the fastener 128 includes a bolt, a nut, and a spring 1281, the spring 1281 being disposed over the bolt and between the nut and the first housing 1271 or the second housing 1272. The bolt passes first casing 1271, second casing 1272, and the spring 1281 cup joints on the bolt, connects the nut at the both ends of bolt to make spring 1281 can fix on the bolt, wherein, can play certain shock attenuation and buffering effect through setting up spring 1281 for when actuating mechanism 12 operates, the vibration of first casing 1271 and second casing 1272 junction is weakened, makes casing 127 be difficult for being damaged, thereby has guaranteed the life of grouting device 1.

It should be noted that, in the case that the embodiments of the present application do not conflict with the solutions and the technical solutions can be implemented together, new embodiments may be arbitrarily combined.

The foregoing has outlined rather broadly the more detailed description of the application in order that the detailed description of the application that follows may be better understood, and in order that the present application may be better understood. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the application can be made without departing from the principles of the application and these modifications and adaptations are intended to be within the scope of the application as defined in the following claims.

Claims (10)

1. The grouting device for the anchor rod trolley is characterized by comprising a grouting mechanism (11) and a driving mechanism (12), wherein the grouting mechanism (11) is connected with the driving mechanism (12), and the driving mechanism (12) is used for driving the grouting mechanism (11) to perform grouting;

The grouting mechanism (11) comprises a grouting pipe (111), a grouting hose (112) and a sleeve (113), wherein the grouting pipe (111) is connected with the grouting hose (112) through a joint, and the joint is positioned in the sleeve (113);

The sleeve (113) has a length that is greater than the grouting stroke length of the grouting hose (112).

2. The grouting device for a bolter according to claim 1, wherein,

The driving mechanism (12) comprises a pipe conveying channel (121), the grouting hose (112) is arranged in the pipe conveying channel (121), and the width of the pipe conveying channel (121) is smaller than or equal to the diameter of the grouting hose (112).

3. The grouting device for a bolter according to claim 2, wherein,

The driving mechanism (12) comprises at least two spool wheels (122);

The pipe conveying channel (121) is positioned between the two spool (122).

4. The grouting device for a bolter according to claim 3, wherein,

The driving mechanism (12) further comprises a motor (123), a gear (124) and a chain (125);

The motor (123) is connected to the gears (124), and the gears (124) are connected through a chain (125);

The gear (124) is connected with the spool (122), and the gear (124) is used for driving the spool (122) to rotate.

5. The grouting device for a bolter according to claim 4, wherein,

The driving mechanism (12) further comprises a tensioning wheel (126), and the tensioning wheel (126) is connected with the gear (124) through the chain (125).

6. The grouting device for a bolter according to any one of claims 1 to 5, wherein,

The grouting device further comprises a supporting component (13), wherein the supporting component (13) is used for supporting the grouting mechanism (11) so that the axes of the grouting hose (112), the grouting pipe (111) and the sleeve (113) are positioned on the same straight line.

7. The grouting device for a bolter according to claim 6, wherein,

The support assembly (13) comprises a sleeve support (131), the sleeve support (131) being connected with the sleeve (113);

The sleeve support (131) comprises a clamp (1311) and a support column (1312), the clamp (1311) is sleeved on the sleeve (113), and the support column (1312) is connected with the clamp (1311).

8. The grouting device for a bolter according to claim 6, wherein,

The support assembly (13) further comprises a hose support (132), the hose support (132) comprises a support frame (1321) and pulleys (1322), the pulleys (1322) are connected to the support frame (1321), and a support channel (1324) for the grouting hose (112) to pass through is formed between the pulleys (1322).

9. The grouting device for a bolter according to any one of claims 1 to 5, wherein,

The drive mechanism (12) includes a housing (127), the housing (127) being divided into a first housing (1271) and a second housing (1272);

The drive mechanism (12) includes a fastener (128), the fastener (128) for connecting and securing the first housing (1271) with the second housing (1272).

10. The grouting device for a bolter of claim 9, wherein the fastener (128) comprises a bolt, a nut and a spring (1281), the spring (1281) being sleeved on the bolt and being located between the nut and the first housing (1271) or the second housing (1272).