CN219993736U - Water spraying device for spraying water towards rock face of tunnel after rock burst - Google Patents
Water spraying device for spraying water towards rock face of tunnel after rock burst Download PDFInfo
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- CN219993736U CN219993736U CN202321564160.XU CN202321564160U CN219993736U CN 219993736 U CN219993736 U CN 219993736U CN 202321564160 U CN202321564160 U CN 202321564160U CN 219993736 U CN219993736 U CN 219993736U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 343
- 239000011435 rock Substances 0.000 title claims abstract description 97
- 238000005507 spraying Methods 0.000 title claims abstract description 78
- 239000007921 spray Substances 0.000 claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004880 explosion Methods 0.000 description 8
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to a water spraying device for spraying water to a rock face of a tunnel after rock burst, which belongs to the technical field of tunnel construction, and comprises a frame, a traveling wheel and a driving system, wherein the traveling wheel is installed on the frame; the water tank is arranged on the frame and is provided with a water pump which is connected with a water pipe; the water receiving tank is supported above the water tank through a supporting pipe, a through hole is formed in the pipe wall of the supporting pipe, a water pipe penetrates through the supporting pipe, one end of the water pipe penetrates out of the through hole, and two right circular through holes are formed in the wall of the water receiving tank; the circular shaft is rotatably inserted into one of the circular through holes, the bottom wall of the water receiving groove is provided with a motor, and the rotating shaft of the motor is connected with the circular shaft through a transmission assembly to drive the circular shaft to rotate; the pipe joint is arranged on the other round through hole and is communicated with the water pipe; the spray pipe is axially provided with a plurality of spray heads, one end of the spray pipe is fixedly connected with the circular shaft, and the other end of the spray pipe is connected with the pipe joint and is connected with the water pipe through the pipe joint.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction, and particularly relates to a water spraying device for spraying water towards a tunnel rock face after rock burst.
Background
The tunnel is an underground building buried in the ground, and may be classified into a mountain tunnel, a water bottom tunnel, an underground tunnel, and the like. After the tunnel is excavated, the strain energy accumulated by the temporary rock mass of a partial area is suddenly and violently released completely, so that the rock mass is subjected to brittle fracture like explosion, and the process is called rock explosion. After the rock burst occurs, the strength and brittleness of the tunnel surrounding rock can be reduced by a water spraying method (namely, water is sprayed towards the surrounding rock) so as to promote the softening of the surrounding rock and further slow down the degree of secondary rock burst.
At present, the water spraying method is usually implemented manually by constructors, namely the constructors need to wear a raincoat and hold a water spraying gun to spray water towards the wall of the tunnel after the rock burst. In the prior art, some devices capable of helping constructors to spray water on the rock surface exist, and by means of the devices, the labor capacity and the workload of the constructors can be reduced.
However, in the prior art, no matter the water is sprayed towards the surrounding rock manually or by means of a device, the water dropped from the rock surface cannot be effectively collected. Because water has gravity, after being sprayed onto surrounding rocks, part of the water can drop from the surrounding rock face to the ground in the tunnel, so that water resources are wasted.
Disclosure of Invention
The utility model provides a water spraying device for spraying water towards the rock face of a tunnel after rock burst, which is used for solving the technical problems in the background art.
The utility model is realized by the following technical scheme: a water jet assembly for spraying water toward a rock face of a tunnel after a rock burst, comprising:
the vehicle frame is provided with travelling wheels and a driving system for driving the travelling wheels to roll;
the water tank is arranged on the frame, a water pump is arranged in the water tank, and the water pump is connected with a water pipe;
the water receiving tank is supported above the water tank through a supporting pipe, a through hole is formed in the pipe wall at the upper part of the supporting pipe, the water pipe penetrates through the supporting pipe, one end of the water pipe penetrates out of the through hole, and two right-facing round through holes are formed in the wall of the water receiving tank;
the circular shaft is rotatably inserted into one of the circular through holes, a motor is arranged on the bottom wall of the water receiving groove, and a rotating shaft of the motor is connected with the circular shaft through a transmission assembly so as to drive the circular shaft to rotate;
the pipe joint is arranged in the other round through hole and is communicated with the water pipe;
the spray pipe is axially provided with a plurality of spray heads, one end of the spray pipe is fixedly connected with the circular shaft, and the other end of the spray pipe is connected with the pipe joint and is connected with the water pipe through the pipe joint.
Further, in order to better realize the utility model, the tank bottom of the water receiving tank is also provided with a water return hole;
and a water return pipe is further connected between the water receiving tank and the water tank, and the water return hole is communicated with the water tank through the water return pipe.
Further, in order to better realize the utility model, the number of the water return holes is four, the number of the water return pipes is four, and the four water return pipes are in one-to-one correspondence with the four water return holes;
the bottom of the supporting tube is connected to the center of the top wall of the water tank, the bottom of the supporting tube is connected to the center of the bottom wall of the water receiving tank, and four water return tubes are uniformly distributed around the supporting tube.
Further, in order to better implement the present utility model, the pipe joint includes:
one end of the round tube is provided with a connecting nozzle;
the circular ring pieces are sleeved outside the circular tube and fixed through welding, the number of the circular ring pieces is two, and a gap is formed between the two circular ring pieces;
the circular tube is inserted into the other circular through hole, the groove wall of the water receiving groove is clamped in the gap, and the circular ring piece positioned outside the water receiving groove is locked on the groove wall of the water receiving groove through the locking piece;
the connecting nozzle is positioned outside the water receiving tank, and the water pipe is connected with the connecting nozzle;
the other end of the water spray pipe is rotatably inserted into the circular pipe.
Further, in order to better realize the utility model, a sealing ring is also arranged between the outer wall of the water spraying pipe and the inner wall of the circular pipe.
Further, in order to better realize the utility model, the locking piece is a bolt, and the circular ring piece positioned outside the water receiving groove is bolted with the groove wall of the water receiving groove through the bolt.
Further, in order to better realize the utility model, an insertion hole is formed in the end face of one end of the circular shaft, and one end of the water spraying pipe is inserted into the insertion hole and fixed through welding.
Further, in order to better implement the present utility model, the transmission assembly includes:
the driving gear is coaxially connected with a rotating support shaft through a rotating shaft of the motor and is arranged on the rotating support shaft;
and the driven gear is arranged on the circular shaft and is meshed with the driving gear.
Further, in order to better realize the utility model, the outer wall of the water receiving groove is also provided with a protective cover, the protective cover covers the driving gear and the driven gear, the protective cover is provided with a circular hole, and the rotary support shaft is rotatably inserted into the circular hole.
Further, in order to better implement the present utility model, it further includes:
the control system is electrically connected with the driving system, the water pump and the motor, and is integrated with a signal receiving unit which is in communication connection with a remote controller so as to remotely control the running states of the driving system, the water pump and the motor.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a water spraying device for spraying water towards a rock face of a tunnel after rock burst, which comprises a frame, a water tank, a water receiving tank, a circular shaft, a pipe joint and a water spraying pipe, wherein the frame is provided with travelling wheels and a driving system for driving the travelling wheels to roll so as to drive the whole water spraying device to run in the tunnel, the water tank is arranged on the frame, the water tank is internally provided with a water pump, the water pump is connected with the water spraying pipe, the water receiving tank is supported above the water tank through a supporting pipe, a through hole is formed in the pipe wall of the upper part of the supporting pipe, the water spraying pipe penetrates through the supporting pipe, one end of the water spraying pipe penetrates out of the through hole, two opposite circular through holes are formed in the wall of the water receiving tank, the circular shaft is rotatably inserted into one circular through hole, the bottom wall of the water receiving tank is provided with a motor, a rotating shaft of the motor is connected with the circular shaft through a transmission assembly so as to drive the circular shaft to rotate, the pipe joint is arranged in the other circular through hole, the pipe joint is communicated with the water spraying pipe, a plurality of spray heads are axially arranged, one end of the water spraying pipe is fixedly connected with the circular shaft, and the other end of the water spraying pipe is connected with the pipe through the joint, and is connected with the water pipe through the joint.
Through the structure, by means of the travelling wheel and the driving system, a constructor can conveniently move the water spraying device in a tunnel, water in the water tank is pumped to the water spraying pipe by means of the water pump and the water pipe and is sprayed to surrounding rocks of the tunnel through the spray nozzle on the water spraying pipe, so that the strength of the surrounding rocks is reduced, the probability of secondary rock explosion or multiple rock explosion after the surrounding rock explosion is reduced, the water spraying pipe can rotate back and forth in the water spraying process of the water spraying pipe by means of the circular shaft, the pipe joint and the motor, so that water can be sprayed towards the arc-shaped surrounding rocks, and by means of the water receiving tank, the water spraying device provided by the utility model can collect the water dropped from the surrounding rocks by means of the water dropped from the surrounding rocks for subsequent reuse. When the water spraying device is specifically used, water is filled in the water tank, then the whole water spraying device is moved to the position below a surrounding rock section needing water spraying, the water pump and the motor are started, and the driving system is used for driving the travelling wheels to rotate, so that the water spraying device can move in a tunnel and spray water towards the surrounding rock, one part of water sprayed to the surrounding rock is absorbed by the surrounding rock, the other part of water falls into the water receiving groove under the action of gravity to be collected, and water in the water receiving groove can be continuously used for spraying water to the surrounding rock.
The water spraying device provided by the embodiment can spray water on the subsequent rock surface (namely the surrounding rock) after the rock burst, and can collect water dropped from the rock surface for subsequent use, so that water is saved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a water spraying device for spraying water to a rock face of a tunnel after rock burst according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is an enlarged partial view of region B in FIG. 2;
FIG. 4 is an enlarged partial view of region C of FIG. 2;
FIG. 5 is a schematic view of a pipe joint in an embodiment of the present utility model;
FIG. 6 is another view of the pipe joint of FIG. 5;
fig. 7 is an electrical schematic diagram of sprinkling water to a tunnel rock face after rock burst according to an embodiment of the utility model.
In the figure:
1-a frame; 101-travelling wheels; 2-a water tank; 201-a water pump; 202, a water pipe; 3-a water receiving tank; 4-supporting the tube; 5-a circular shaft; 501-a driven gear; 6-an electric motor; 7-rotating the support shaft; 701-a drive gear; 8-pipe joints; 801-round tube; 802-connection nozzle; 803-ring piece; 9-a water spraying pipe; 901-a spray head; 10-a water return pipe; 11-bolts; 12-sealing rings; 13-a protective cover; 14-coupling; 100-a control system; 110-a drive system; 120-a signal receiving unit; 130-remote control.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Example 1:
as shown in fig. 1 to 7, the water spraying device for spraying water to a tunnel rock face after rock burst provided by the utility model comprises a frame 1, a water tank 2, a water receiving tank 3, a circular shaft 5, a pipe joint 8 and a water spraying pipe 9, wherein:
the frame 1 is provided with travelling wheels 101 and a driving system 110 for driving the travelling wheels 101 to roll so as to drive the whole water spraying device to travel in the tunnel. It should be noted that the driving system 110 and the travelling wheel 101 are conventional, and detailed descriptions thereof are omitted herein.
The water tank 2 is mounted on the frame 1, the water tank 2 is of a tank body structure with a closed top, the water pump 201 is mounted in the water tank 2, the water pump 201 is connected with the water pipe 202, specifically, the water pipe 202 is connected with the water outlet end of the water pump 201, and when the water pump 201 operates, water in the water tank 2 can be pumped into the water pipe 202.
The water receiving tank 3 is supported above the water tank 2 through the support pipe 4, specifically, the support pipe 4 is a steel pipe, the bottom end of the support pipe 4 is connected to the center position of the top wall of the water tank 2, the top end of the support pipe 4 is connected to the center position of the bottom wall of the water receiving tank 3, the shape of the water receiving tank 3 in the embodiment is matched with the frame 1, and the water receiving tank 3 is located right above the frame 1. A through hole is formed in the upper pipe wall of the support pipe 4, the water pipe 202 is disposed through the support pipe 4, and one end of the water pipe 202 extends out of the through hole. Two opposite round through holes are formed in the groove wall of the water receiving groove 3, a round shaft 5 is coaxially arranged in the two round through holes in a rotating and inserting mode, and the central axis of the round through holes is located in the middle of the water receiving groove 3. A motor 6 is mounted on the bottom wall of the water receiving tank 3, and a rotation shaft of the motor 6 is connected to the circular shaft 5 through a transmission unit, so that the circular shaft 5 is driven to rotate by the motor 6.
The pipe joint 8 is installed in another round through hole, the pipe joint 8 is communicated with the water pipe 202, specifically, one end of the water pipe 202 is connected to the pipe joint 8 and is communicated with the pipe joint 8, the spray pipe 9 is provided with a plurality of spray heads 901 along the axial direction of the spray pipe 9, one end of the spray pipe 9 is fixedly connected with the round shaft 5, the spray pipe 9 and the round shaft 5 are coaxially arranged, the round shaft 5 seals one end of the spray pipe 9, and the other end of the spray pipe 9 is connected to the pipe joint 8 and is connected with the water pipe 202 through the pipe joint 8. In this way, the water pump 201 pumps water into the water pipe 202, and the water is guided into the water pipe 9 through the water pipe 202 and the pipe joint 8, and finally is sprayed out from the nozzle 901 on the water pipe 9.
In addition, the water pump 201 in the present embodiment may be replaced with a slurry pump.
Through the structure, by means of the travelling wheel 101 and the driving system 110, so that a constructor can move the water spraying device in a tunnel, by means of the water pump 201 and the water pipe 202, water in the water tank 2 is pumped to the water spraying pipe 9 and is sprayed to surrounding rocks of the tunnel through the spray nozzle 901 on the water spraying pipe 9, so that the strength of the surrounding rocks is reduced, the probability of secondary rock explosion or multiple rock explosion after the surrounding rock explosion is reduced, the water spraying pipe 9 can rotate back and forth in the water spraying process by means of the circular shaft 5, the pipe joint 8 and the motor 6, so that water can be sprayed towards arc-shaped surrounding rocks, and by means of the water receiving groove 3, the water spraying device provided by the utility model can collect the water dropped from the surrounding rocks by means of the water dropped from the surrounding rocks for subsequent reuse. It should be noted that, in this embodiment, the motor 6 is a waterproof motor, and has a forward and reverse rotation function, and when it is running, the circular shaft 5 is driven to drive the water spraying pipe 9 to rotate back and forth within a set range according to a set frequency, so that water sprayed by the spray nozzle 901 on the water spraying pipe 9 can cover an arched rock surface. In addition, the water can be sprayed when the water spraying device walks, and the whole device can be controlled to be stationary at a certain position in the tunnel when the water spraying device sprays water.
Optionally, the water spraying device provided in this embodiment further includes a control system 100, where the control system 100 is electrically connected to the driving system 110, the water pump 201, and the motor 6, and the control system 100 is integrated with a signal receiving unit 120, and the signal receiving unit 120 is communicatively connected to the remote controller 130, so as to remotely control the operation states of the driving system 110, the water pump 201, and the motor 6. Thus, the constructor can stand at a far position (such as a rack with a protection function), and the hand-held remote controller 130 controls the water spraying device to spray water towards the rock face of the tunnel after the rock burst, the whole device walks in the tunnel and controls whether the water spraying pipe 9 rotates or not. Specifically, the control system 100 in this embodiment may be a circuit board or a single chip microcomputer. Of course, in the present embodiment, a battery electrically connected to the control system 100 is further included to supply power to the driving system 110, the water pump 201 and the motor 6. Like this, then make the automation degree of water jet equipment that this embodiment provided higher, constructor can remote control, so constructor need not remove near the country rock that has the rock burst risk along with water jet equipment, then can avoid effectively constructor to be smash by the rubble that the country rock secondary or many times rock burst produced. Of course, the communication electrical connection between the signal receiving unit 120 and the remote controller 130 may be a wireless connection or a wired connection.
When the water spraying device is particularly used, water is filled in the water tank 2, then the whole water spraying device is moved to the position below a surrounding rock section needing water spraying, the water pump 201 and the motor 6 are started, the driving system 110 is used for driving the travelling wheel 101 to rotate, so that the water spraying device can move in a tunnel and spray water towards the surrounding rock, one part of water sprayed to the surrounding rock is absorbed by the surrounding rock, the other part of water falls into the water receiving tank 3 under the action of gravity to be collected, and water in the water receiving tank 3 can be continuously used for spraying water to the surrounding rock. The water spraying device provided by the embodiment can spray water on the subsequent rock surface (namely the surrounding rock) after the rock burst, and can collect water dropped from the rock surface for subsequent use, so that water is saved. In addition, the water receiving tank 3 can also protect the water tank 2 and the water pump therein, and when secondary rock burst or repeated rock burst occurs, the water receiving tank 3 can block generated broken stone, so that broken stone impact injuries to the water tank and the water pump therein are reduced.
An alternative implementation of this embodiment is as follows: a water return hole is formed in the bottom of the water receiving tank 3, a water return pipe 10 is further connected between the water receiving tank 3 and the water tank 2, and the water return hole is communicated with the water tank 2 through the water return pipe 10. Thus, the water received by the water receiving tank 3 flows into the water tank 2 along the water return pipe 10 for reuse (specifically, is pumped by the water pump 201 to the water spray pipe 9 for spraying). Optionally, a filter screen is installed in the water return hole to prevent large particle impurities in the water receiving tank 3 from entering the water return pipe 10. The return pipe 10 in the present embodiment also has a function of supporting the water receiving tank 3 so that the water receiving tank 3 can be more firmly connected to the top surface of the water tank 2.
Optionally, in this embodiment, the number of the water return holes is four, the number of the water return pipes 10 is four, the four water return pipes 10 are in one-to-one correspondence with the four water return holes, and the four water return pipes 10 are uniformly distributed around the support pipe 4.
An alternative implementation of this embodiment is as follows: the pipe joint 8 includes a circular pipe 801 and a circular ring 803, wherein:
the round tube 801 is a steel tube, and a connecting nozzle 802 is provided at one end of the round tube 801, and it should be noted that the connecting nozzle 802 is a quick plug, the circular ring pieces 803 are sleeved outside the round tube 801 and fixed by welding, the number of the circular ring pieces 803 is two, and a gap is formed between the two circular ring pieces 803.
During installation, the round pipe 801 is inserted into the other round through hole, then the two circular ring pieces 803 are sleeved on the round pipe 801, the two circular ring pieces 803 are respectively positioned on the inner side and the outer side of the water receiving groove 3, then the two circular ring pieces 803 are welded and fixed on the outer wall of the round pipe 801, at the moment, the groove wall of the water receiving groove 3 is clamped in a gap between the two circular ring pieces 803, the circular ring pieces 803 positioned outside the water adding groove are locked on the groove wall of the water receiving groove 3 by using the locking piece, and therefore the whole pipe joint 8 is locked on the groove wall of the water receiving groove 3 and cannot rotate. The connection nozzle 802 is located outside the water receiving tank 3, and the water pipe 202 is connected to the connection nozzle 802 such that the water pipe 202 communicates with the pipe joint 8. The other end of the water spray pipe 9 is rotatably inserted into the circular pipe 801, so that water in the water pipe 202 enters the circular pipe 801 and then flows into the water spray pipe 9. The sprinkler pipe 9 can rotate in the circular pipe 801, and the circular pipe 801 is locked to the wall of the water receiving tank 3, so that the circular shaft 5 and the sprinkler pipe 9 are rotated when the motor 6 is operated.
More preferably, a sealing ring 12 is arranged between the outer wall of the spray pipe 9 and the inner wall of the circular pipe 801, so that leakage of gaps between the spray pipe 9 and the circular pipe 801 is avoided, the water pressure of the whole system is ensured, and the pressure of water sprayed by the spray nozzle 901 is further ensured.
Optionally, the locking member is a bolt 11, and the circular ring 803 positioned outside the water receiving tank 3 is bolted to the tank wall of the water receiving tank 3 through the bolt 11. Specifically, the circular ring 803 positioned outside the water receiving tank 3 is provided with a hole for the bolt 11, the outer wall of the water receiving tank 3 is provided with a threaded hole, and the bolt 11 passes through the hole for the bolt 11 and is screwed into the threaded hole. In this way, the rotation of the pipe joint 8 can be prevented.
An alternative implementation of this embodiment is as follows: a jack is formed in the center of the end face of one end of the circular shaft 5, and one end of the water spraying pipe 9 is inserted into the jack and fixed by welding. Thus, the water spraying pipe 9 can be connected to one end of the circular shaft 5, and the circular shaft 5 seals one end of the water spraying pipe 9, and the sealing performance is good. When the circular shaft 5 is driven to rotate by the motor 6, the circular shaft 5 drives the water spraying pipe 9 to rotate together, so that the spray nozzle 901 on the water spraying pipe 9 is driven to swing for spraying water.
The transmission assembly includes a driving gear 701 and a driven gear 501, a rotation support shaft 7 is coaxially connected to the rotation shaft of the motor 6, the driving gear 701 is mounted on the rotation support shaft 7, the driven gear 501 is mounted on the circular shaft 5, and the driven gear 501 is engaged with the driving gear 701. Thus, when the motor 6 is running, the rotation shaft of the motor 6 drives the driving gear 701 to rotate, the driving gear 701 drives the driven gear 501 to rotate, and the driven gear 501 drives the rotation shaft of the circular shaft 5 to further drive the water spraying pipe 9 to rotate. It should be noted that, in the present embodiment, the connection mode of the driving gear 701 and the rotation support shaft 7, and the connection mode of the driven gear 501 and the circular shaft 5 are all key, and the rotation support shaft 7 is connected to the rotation shaft of the motor 6 through the coupling 14.
More preferably, in this embodiment, a protection cover 13 is further installed on the outer wall of the water receiving tank 3, the protection cover 13 covers the driving gear 701 and the driven gear 501, the protection cover 13 is provided with a circular hole, and the rotation support shaft 7 is rotatably inserted into the circular hole. The shield 13 protects the driving gear 701 and the driven gear 501 from the outside, and the rotation support shaft 7 is rotatably connected to the shield 13, so that the rotation of the driving gear 701 is more stable.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. A water spray device for spraying water towards a tunnel rock face after rock burst, comprising:
the vehicle frame is provided with travelling wheels and a driving system for driving the travelling wheels to roll;
the water tank is arranged on the frame, a water pump is arranged in the water tank, and the water pump is connected with a water pipe;
the water receiving tank is supported above the water tank through a supporting pipe, a through hole is formed in the pipe wall at the upper part of the supporting pipe, the water pipe penetrates through the supporting pipe, one end of the water pipe penetrates out of the through hole, and two right-facing round through holes are formed in the wall of the water receiving tank;
the circular shaft is rotatably inserted into one of the circular through holes, a motor is arranged on the bottom wall of the water receiving groove, and a rotating shaft of the motor is connected with the circular shaft through a transmission assembly so as to drive the circular shaft to rotate;
the pipe joint is arranged in the other round through hole and is communicated with the water pipe;
the spray pipe is axially provided with a plurality of spray heads, one end of the spray pipe is fixedly connected with the circular shaft, and the other end of the spray pipe is connected with the pipe joint and is connected with the water pipe through the pipe joint.
2. A water spray device for post-rock blasting sprinkling water to a tunnel rock face as claimed in claim 1, wherein:
a water return hole is also formed in the bottom of the water receiving tank;
and a water return pipe is further connected between the water receiving tank and the water tank, and the water return hole is communicated with the water tank through the water return pipe.
3. A water spray device for post-rock blasting sprinkling water to a tunnel rock face as claimed in claim 2, wherein:
the number of the water return holes is four, the number of the water return pipes is four, and the four water return pipes are in one-to-one correspondence with the four water return holes;
the bottom of the supporting tube is connected to the center of the top wall of the water tank, the bottom of the supporting tube is connected to the center of the bottom wall of the water receiving tank, and four water return tubes are uniformly distributed around the supporting tube.
4. A water spray device for spraying water towards a tunnel rock face after a rock burst according to any one of claims 1-3, characterised in that the pipe joint comprises:
one end of the round tube is provided with a connecting nozzle;
the circular ring pieces are sleeved outside the circular tube and fixed through welding, the number of the circular ring pieces is two, and a gap is formed between the two circular ring pieces;
the circular tube is inserted into the other circular through hole, the groove wall of the water receiving groove is clamped in the gap, and the circular ring piece positioned outside the water receiving groove is locked on the groove wall of the water receiving groove through the locking piece;
the connecting nozzle is positioned outside the water receiving tank, and the water pipe is connected with the connecting nozzle;
the other end of the water spray pipe is rotatably inserted into the circular pipe.
5. The water spray device for spraying water towards a rock face of a tunnel after rock burst as claimed in claim 4, wherein:
and a sealing ring is further arranged between the outer wall of the water spraying pipe and the inner wall of the circular pipe.
6. The water spray device for spraying water towards a rock face of a tunnel after rock burst as claimed in claim 4, wherein:
the locking piece is a bolt, and the circular ring piece positioned outside the water receiving tank is bolted with the tank wall of the water receiving tank through the bolt.
7. A water spray device for post-rock blasting sprinkling towards a tunnel rock face according to any one of claims 1-3, characterized in that:
the end face of one end of the circular shaft is provided with a jack, and one end of the water spray pipe is inserted into the jack and fixed through welding.
8. The water jet assembly for post-rock burst watering of a tunnel rock face of claim 7 wherein said transmission assembly comprises:
the driving gear is coaxially connected with a rotating support shaft through a rotating shaft of the motor and is arranged on the rotating support shaft;
and the driven gear is arranged on the circular shaft and is meshed with the driving gear.
9. The water spray device for post-rock burst watering of a tunnel rock face of claim 8, wherein:
the outer wall of the water receiving tank is also provided with a protective cover, the protective cover covers the outside of the driving gear and the driven gear, a circular hole is formed in the protective cover, and the rotary supporting shaft is rotationally inserted into the circular hole.
10. A water spray device for post-rock burst watering of a tunnel rock face according to any one of claims 1-3, further comprising:
the control system is electrically connected with the driving system, the water pump and the motor, and is integrated with a signal receiving unit which is in communication connection with a remote controller so as to remotely control the running states of the driving system, the water pump and the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321564160.XU CN219993736U (en) | 2023-06-19 | 2023-06-19 | Water spraying device for spraying water towards rock face of tunnel after rock burst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321564160.XU CN219993736U (en) | 2023-06-19 | 2023-06-19 | Water spraying device for spraying water towards rock face of tunnel after rock burst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219993736U true CN219993736U (en) | 2023-11-10 |
Family
ID=88616142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321564160.XU Active CN219993736U (en) | 2023-06-19 | 2023-06-19 | Water spraying device for spraying water towards rock face of tunnel after rock burst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219993736U (en) |
-
2023
- 2023-06-19 CN CN202321564160.XU patent/CN219993736U/en active Active
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