CN211648154U - Well wall guniting system - Google Patents
Well wall guniting system Download PDFInfo
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- CN211648154U CN211648154U CN201922134781.4U CN201922134781U CN211648154U CN 211648154 U CN211648154 U CN 211648154U CN 201922134781 U CN201922134781 U CN 201922134781U CN 211648154 U CN211648154 U CN 211648154U
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Abstract
The utility model provides a wall of a well whitewashing system, including setting up at well head top patching machine, rotation control device and high adjusting device, set up connecting rod, wet material storage device and wet material sprinkler in the well, the patching machine through can stretch out and draw back the patching pipe with wet material storage device connects, wet material storage device includes port and lower port on the first, wet material sprinkler includes the second and goes up the port, down the port with second last port swivelling joint, the connecting rod lower part is passed first go up the port down the port with the second go up the port and with wet material sprinkler fixed connection, the connecting rod is connected respectively rotation control device with high adjusting device. By adopting the guniting system, workers do not need to enter the well to work, and only the operation is carried out on the wellhead operation platform, so that the guniting quality and the personal safety are ensured.
Description
Technical Field
The utility model relates to a pit shaft construction machinery technical field, more specifically relates to a wall of a well whitewashing system.
Background
In mining, the chute is a vertical or inclined shaft connecting two or more stages as chute rock, and is large in number. The device is mainly used for ore sliding, pedestrian transportation, material transportation, ventilation, filling, prospecting, water drainage and the like. The cross section is circular (the diameter is generally 1.2 to 2m), square or rectangular (the cross section is 1.5m multiplied by 1.5m to 2.5m multiplied by 2.5m), and the height is generally 30 to 100 m.
However, because of the uncertain characteristics of the surrounding rock of the chute wall and the serious abrasion of the chute wall in the using process, especially when the chute passes through a softer rock stratum and develops through a joint crack, the abrasion speed of the chute can be increased, the chute wall can be easily caused to be stripped, the normal production is influenced, even the chute is blocked, and the safety of operators is seriously threatened. Caving is the sudden large caving of rocks on the two sides of a mine wall or a roadway during mining.
In the process of guniting a well wall by workers, a sprayer is held on a platform built in a shaft to operate or a bucket is held to operate, the sprayer is placed in a chute, the operation environment is very severe, the conditions are very hard, well wall caving occurs occasionally, the personal safety of the workers is difficult to guarantee, and potential safety hazards or secondary accidents exist.
The slip shaft wall guniting device capable of ensuring safe construction of workers is needed at present.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a wall of a well whitewashing system strengthens strutting at the drop shaft and faces the spouting in-process, adopts this whitewashing system workman need not to get into work in the well, only needs to operate on well head operation platform, has both guaranteed the whitewashing quality and has guaranteed the personal safety again.
The utility model provides a pair of wall of a well whitewashing system, including setting up at well head top patching machine, rotation control device and high adjusting device, set up connecting rod, wet material storage device and wet material sprinkler in the well, the patching machine through can stretch out and draw back the patching pipe with wet material storage device connects, wet material storage device includes port and lower port on the first, wet material sprinkler includes the second and goes up the port, down the port with second last port swivelling joint, the connecting rod lower part is passed first go up the port down the port with the second go up the port and with wet material sprinkler fixed connection, the connecting rod is connected respectively rotation control device with high adjusting device.
The wet material storage device further comprises side pipes, the side pipes are respectively connected with the water inlet pipe and the guniting pipe, and the water inlet pipe and the guniting pipe are formed by sequentially connecting telescopic hoses.
The air inlet pipe of the pulp shooting machine is provided with a gas flowmeter, and the water inlet of the water inlet pipe is provided with a liquid flowmeter.
At least one spray head is arranged on the wet material spraying device and faces the well wall.
The connecting rod includes first connecting pipe and second connecting pipe, first connecting pipe lower extreme is connected first upper port top, the second connecting pipe runs through the inside of first connecting pipe, rotary control device is connected to second connecting pipe upper end, and the lower extreme is connected wet material sprinkler, be provided with the bearing between second connecting pipe and the first upper port, be provided with at least one bearing between second connecting pipe and the first connecting pipe.
The first connecting pipe comprises steel pipes which are sequentially connected through flanges, the second connecting pipe comprises steel pipes which are sequentially connected through flanges, at least four supporting rods are uniformly arranged on the periphery of the lower portion of the first connecting pipe, and the supporting rods are arranged on the same plane and can be folded upwards.
The height adjusting device comprises a crane and a pull rope connected to the tail end of the supporting rod, the pull rope penetrates through a guide ring sleeved on the first connecting pipe, and a lifting hook of the crane is connected with the pull rope.
The rotation control device comprises a rotating motor or a rotating handle, a rotating shaft of the rotating motor or the rotating handle is connected with the second connecting pipe, the height adjusting device comprises a crane, and a lifting hook of the crane is connected with the first connecting pipe.
The wellhead connecting device comprises a wellhead and is characterized by further comprising a fixing frame, wherein the fixing frame comprises a platform covered on the wellhead, a space capable of penetrating through the first connecting pipe is arranged in the middle of the platform, two symmetrical supports are arranged on the platform, and the first connecting pipe is fixed between the two supports.
And the system further comprises a camera and a display screen arranged above the wellhead, wherein the camera is in communication connection with the display screen and is connected with the second crane.
From the above description can know, the utility model provides a wall of a well whitewashing system, through height adjusting device and the rotation control device who sets up on the well head, the wet material sprinkler rotation in control pit and reciprocate the spraying that carries out the wall of a well, nobody in the well, the operation degree of difficulty that has improved operating personnel, the safety guarantee has improved, keep away from spout dense dirt district simultaneously, be of value to operating personnel's health, need not to build manual work platform and well head in the pit shaft simultaneously and need not to set up the promotion personnel system, the cost also has great reduction.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings.
In the drawings:
fig. 1 is a schematic structural diagram of a shaft wall guniting system according to the embodiment 1 of the invention;
fig. 2 is a schematic structural diagram of a shaft wall guniting system according to the embodiment 2 of the invention;
the device comprises a 100-shotcrete machine, a 101-shotcrete pipe, a 102-gas flow meter, a 200-connecting rod, a 201-first connecting pipe, a 202-second connecting pipe, a 203-supporting rod, a 300-wet material storage device, a 301-first upper port, a 302-lower port, a 303-side pipe, a 400-wet material spraying device, a 401-second upper port, a 402-spray head, a 500-water inlet pipe, a 501-water source, a 502-liquid flow meter, a 600-lifting machine, a 601-pull rope, a 602-guide ring, a 700-rotating handle, an 800-fixing frame, a 801-platform, an 802-bracket, a 803-bolt and a 900-camera monitoring device.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
Fig. 1 is a schematic structural diagram of a shaft wall guniting system according to the embodiment 1 of the present invention.
As shown in fig. 1, the shaft wall guniting system provided by the embodiment can be used for guniting of a shaft wall of a chute and can also be used for spraying of other shaft walls of shafts. The method comprises the following steps: the operation platform is arranged on the ground above the wellhead and the spraying device is arranged in the well, and the operation platform controls the spraying device to rotate and move up and down in the well to perform spraying work.
The operation platform comprises a rotation control device, a height adjusting device and a spraying machine 100, wherein the spraying device comprises a connecting rod 200, a wet material storage device 300 and a wet material spraying device 400.
The patching machine 100 is connected with wet material storage device 300 through the grout spraying pipe 101 that can stretch out and draw back, carry wet material to wet material storage device 300, wet material storage device 300 includes first last port 301 and lower port 302, wet material sprinkler 400 includes port 401 on the second, port 401 passes through bearing swivelling joint on port 302 and the second, port 302 is used for carrying wet material to wet material sprinkler 400 under the wet material storage device 300, bearing department sets up the sealing member, prevent that wet material from getting into the bearing. The lower part of the connecting rod 200 passes through the first upper port 301, the lower port 302 and the second upper port 401 and is fixedly connected with the inside of the wet material spraying device 400, and the upper part of the connecting rod 200 is respectively connected with the rotation control device and the height adjusting device. The height adjusting device controls the wet material spraying device 400 and the wet material storage device 300 to move up and down in the well through the connecting rod 200, and the rotation control device controls the wet material spraying device 400 to rotate relative to the wet material storage device 300 through the connecting rod 200. A rolling bearing is arranged between the connecting rod 200 and the first upper port 301, a sealing element is arranged at the bearing to prevent wet materials from entering the bearing, and the connecting rod 200 can rotate in the first upper port 301 but does not drive the wet material storage device 300 to rotate to drive the wet material spraying device 400 to rotate. The lower port 302 of the wet material storage device 300 has an inner diameter after being rotatably connected with the second upper port 401 of the wet material spraying device 400, preferably between two and three times the outer diameter of the connecting rod 200.
The wet material storage device 300 may further include a side pipe 303, and the side pipe 303 includes two branches, one branch is connected to the lower end of the shotcrete pipe 101, and the other branch is connected to the lower end of the water inlet pipe 500. The upper end of the water inlet pipe 500 is connected with a water source 501 on the ground surface.
The guniting pipe 101 and the water inlet pipe 500 are formed by sequentially detachably connecting a plurality of telescopic hoses. The air inlet pipe of the patching machine 100 is provided with a gas flowmeter 102 for observing the air speed entering the patching machine 100 and further adjusting the air inlet amount, the water inlet of the water inlet pipe 500 is provided with a liquid flowmeter 502 for observing the water flow entering the water inlet pipe 500 and further adjusting the water amount entering the water inlet pipe 500, and the quality of the sprayed wet material is reasonably controlled.
At least one spray head 402 is arranged on the wet material spraying device 400, the spray heads 402 are uniformly distributed around the wet material spraying device 400, and the spray heads 402 face the well wall.
The connecting rod 200 comprises a first connecting pipe 201 and a second connecting pipe 202, the lower end of the first connecting pipe 201 is fixedly connected above the first upper port 301 of the wet material storage device 300, and the upper end of the first connecting pipe 201 extends out of a wellhead. The second connecting pipe 202 is longer than the first connecting pipe 201 and penetrates through the first connecting pipe 201, the upper end of the second connecting pipe 202 extends out of the first connecting pipe 201 and is connected with the rotation control device, the lower end of the second connecting pipe 202 is fixedly connected with the inside of the wet material spraying device 400, a rolling bearing is arranged between the second connecting pipe 202 and the first upper port 301, and a plurality of rolling bearings are arranged between the second connecting pipe 202 and the first connecting pipe 201. Preferably, the central axes of the first connecting pipe 201, the second connecting pipe 202, the first upper port 301, the lower port 302, the second upper port 401, the wet material storage device 300 and the wet material spraying device 400 are all in a straight line.
Since the orepass has a depth of several tens of meters or even one hundred meters, the length of the connecting rod 200 may be several tens of meters or even one hundred meters. The first connecting pipe 201 can be formed by connecting a plurality of steel pipes together in a detachable mode through flanges in sequence, the second connecting pipe 202 can be formed by connecting a plurality of steel pipes together in a detachable mode through flanges in sequence, and the number and the length of the steel pipes are determined according to the depth of a well and the construction condition. Preferably, the steel pipes constituting the first connecting pipe 201 and the steel pipes constituting the second connecting pipe 202 have the same length. After the lower end of the long connecting rod 200 is connected with the spray coating device, the connecting rod is easy to swing and deviate from the central position, at least two supporting rods 203 can be uniformly arranged around the lower part of the first connecting pipe 201, the supporting rods 203 can be folded upwards by 90 degrees relative to the connecting rod 200, when the connecting rod 200 is arranged in a shaft, all the supporting rods 203 are unfolded and then are on the same plane, and the distance from the top end of each supporting rod 203 to the wall of the shaft is 10-20 cm. When the lower part of the connecting rod 200 swings in the underground, the supporting rod 203 can limit the swing amplitude, which is beneficial to stable spraying.
The rotation control device can be a rotating motor or a rotating handle 700, and the rotating shaft of the rotating motor or the rotating handle 700 is connected with the flange plate at the uppermost end of the second connecting pipe 202.
The height adjustment means may be a crane 600, the hook of the crane 600 being connected to the flange at the uppermost end of the first connecting pipe 201 by a rope. The crane 600 may be an electric hoist or a chain block.
After the crane 600 moves the spraying device to a proper position, the action is stopped, the connecting rod 200 is fixed by the fixing frame 800 arranged on the ground of the wellhead so as not to move up and down, and the lifting hook of the crane 600 can be separated from the connecting rod 200. The fixing frame 800 comprises a platform 801 covering a wellhead, a space capable of penetrating through the connecting rod 200 is arranged in the middle of the platform 801, the area of the space is preferably two to three times of the section of the connecting rod 200, two symmetrical supports 802 are arranged on the platform 801, the supporting surfaces of the two supports 802 are both arc-shaped, the inner diameter of each supporting surface is matched with the outer diameter of the first connecting pipe 201, the first connecting pipe 201 can be clamped in the middle by the two supports 802, and each support 802 is provided with at least one screw hole. Preferably, the legs of the stand 802 are telescoping.
A flange plate frame exposed out of the lowest part of the first connecting pipe 201 of the wellhead is arranged between the two supports 802, steel pipes above the flange plate frame can be detached, and the flange plate frame is fixed on screw holes of the two supports 802 through bolts 803, so that the connecting rod 200 is supported more stably. The steel pipe of the second connecting pipe 202 exposed to the one or more flanges at the lowermost part of the first connecting pipe 201 is removed, and the rotating shaft of the rotation control device is attached to the flange. When the wellhead is large, the platform 801 may also be used for workers to stand on to operate.
The working process is as follows:
when wet materials need to be sprayed on the well wall, a worker needs to arrange the well wall guniting system on a well mouth. First, a platform 801 is set up on a wellhead, and a crane 600 is used to move the combination of the connecting rod 200, the painting apparatus, the shotcrete pipe 101, and the water intake pipe 500 down to the well bottom from a space in the middle of the platform 801. Then, the crane 600 lifts the flange of the upper end of the first connecting pipe 201, which is exposed out of the wellhead, moves the spraying device to a proper position, and the flange of the first connecting pipe 201 is fixed by the fixing frame 800, so that the spraying device does not move any more. The upper end of the second connecting pipe 202 is connected with a rotary handle 700 in a flange mode, the pulp shooting machine 100 and a water source 501 are started, the air inlet amount of the pulp shooting machine 100 and the water inlet amount of the water source 501 are measured through the air flow meter 102 and the liquid flow meter 502, the proper air inlet amount and water inlet amount are adjusted, and workers push the rotary handle 700 at a set speed to carry out spraying on the first section of the well wall. After the first stage of spraying is completed, the spraying machine 100 and the water source 501 are closed, the pipeline is flushed, and the operation is suspended.
A camera of the camera monitoring device 900 is lowered to the position where spraying is finished by adopting a second crane, the spraying quality of the well wall is shot, the spraying quality is observed through a display screen arranged on the well, and spraying is carried out if the spraying quality is unqualified; and if the section is qualified, lifting the camera out of the wellhead, and spraying the second section of well wall. When the second section of well wall is sprayed, the crane 600 lifts the flange at the upper end of the first connecting pipe 201, the spraying device is moved to a proper position, the flange of the first connecting pipe 201 closest to the well mouth is fixed by the fixing frame 800, the steel pipe above the flange is removed by the method, the spraying device does not move any more, the steel pipe above the flange of the second connecting pipe 202 closest to the fixing flange of the first connecting pipe 201 is removed, the rotating handle 700 is connected, and a worker pushes the rotating handle 700 at a set speed to spray the second section of well wall. After the second stage of spraying is completed, the spraying machine 100 and the water source 501 are closed, the pipeline is flushed, and the operation is suspended. Lowering a camera to the position where the spraying is finished, shooting the spraying quality of the well wall, observing the spraying quality through a display screen arranged on the well, and spraying if the spraying quality is unqualified; and if the wall is qualified, lifting the camera out of the well mouth, and spraying the next section of the well wall. If the shotcrete pipe 101 and the water inlet pipe 500 are exposed to the wellhead longer during the upward movement, a proper number of hoses can be removed. Until the whole well wall is completely sprayed.
Example 2
Fig. 2 is a schematic structural diagram of a shaft wall guniting system according to the utility model discloses embodiment 2.
As shown in fig. 2, the present embodiment provides a guniting system for a shaft wall, and based on embodiment 1, the height adjusting device includes a crane 600 and a pull rope 601. The tail end of each supporting rod 203 is connected with a pull rope 601, each pull rope 601 penetrates through the space in the middle of the platform 801 and then is bundled together, when the lifting hook of the lifting machine 600 hooks the bundling position of the pull ropes 601, the supporting rods 203 are folded up to be close to the connecting rods 200, and the lifting machine 600 drives the connecting rods 200 to move up and down. When the spraying device moves to a proper position, the flange exposed out of the wellhead on the first connecting pipe 201 is supported and fixed by the wellhead-on ground fixing frame 800, so that the whole connecting rod 200 does not move up and down, the crane 600 does not exert force any more, and the supporting rod 203 is unfolded under the action of self gravity to play a limiting role.
All establish a plurality of direction badly at the outer wall of every steel pipe of first connecting pipe 201 cover, stay cord 601 passes guide ring 602, can make stay cord 601 press close to the outer wall of first connecting pipe 201, makes stay cord 601 neat.
The guniting system according to the invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the above-described guniting system without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. A well wall guniting system is characterized by comprising a guniting machine, a rotation control device, a height adjusting device, a connecting rod, a wet material storage device and a wet material spraying device, wherein the guniting machine, the rotation control device and the height adjusting device are arranged above a well mouth; wherein the content of the first and second substances,
the guniting machine is connected with the wet material storage device through a telescopic guniting pipe,
wet material storage device includes first last port and lower port, wet material sprinkler includes the second and goes up the port, down the port with port swivelling joint is gone up to the second, the lower part of connecting rod passes first last port down the port with the port is gone up to the second and with wet material sprinkler fixed connection, the upper portion of connecting rod with rotation control device with height adjusting device connects respectively.
2. The borehole wall guniting system according to claim 1, wherein the wet material storage device further comprises side pipes, the side pipes are respectively connected with a water inlet pipe and the guniting pipe, and the water inlet pipe and the guniting pipe are formed by sequentially connecting telescopic hoses.
3. The guniting system for a well wall as defined in claim 2, wherein a gas flowmeter is arranged on an air inlet pipe of the guniting machine, and a liquid flowmeter is arranged on a water inlet of the water inlet pipe.
4. The guniting system for a well wall as defined in claim 1, wherein at least one nozzle is arranged on the wet material spraying device, and the nozzle faces towards the well wall.
5. The borehole wall guniting system as recited in claim 1, wherein the connecting rod comprises a first connecting pipe and a second connecting pipe, the lower end of the first connecting pipe is connected above the first upper port, the second connecting pipe penetrates through the interior of the first connecting pipe, the upper end of the second connecting pipe is connected with a rotation control device, the lower end of the second connecting pipe is connected with the wet material spraying device, a bearing is arranged between the second connecting pipe and the first upper port, and at least one bearing is arranged between the second connecting pipe and the first connecting pipe.
6. The wall guniting system of claim 5, wherein the first connecting pipe comprises steel pipes which are sequentially connected through flanges, the second connecting pipe comprises steel pipes which are sequentially connected through flanges, at least four supporting rods are uniformly arranged around the lower portion of the first connecting pipe, and the supporting rods are located on the same plane and can be folded upwards.
7. The guniting system for the well wall as defined in claim 6, wherein the height adjusting device comprises a lifting machine and a pull rope connected to the tail end of the supporting rod, and the pull rope penetrates through a guide ring sleeved on the first connecting pipe and is connected with a lifting hook of the lifting machine.
8. The guniting system for the well wall as defined in claim 5, wherein the rotation control device comprises a rotating motor or a rotating handle, a rotating shaft of the rotating motor or the rotating handle is connected with the second connecting pipe, the height adjusting device comprises a crane, and a hook of the crane is connected with the first connecting pipe.
9. The wall lining shotcrete system of claim 5, further comprising a mounting frame, the mounting frame including a platform overlying a wellhead, two symmetrical brackets being disposed on the platform, the first connecting tube being secured between the two brackets and extending through the platform into the wellhead.
10. The wall guniting system according to claim 1, further comprising a camera and a display screen disposed above the wellhead, the camera being in communication with the display screen, the camera being lowered to the wall guniting position by a second crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134781.4U CN211648154U (en) | 2019-12-03 | 2019-12-03 | Well wall guniting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134781.4U CN211648154U (en) | 2019-12-03 | 2019-12-03 | Well wall guniting system |
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| Publication Number | Publication Date |
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| CN211648154U true CN211648154U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922134781.4U Active CN211648154U (en) | 2019-12-03 | 2019-12-03 | Well wall guniting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023133948A1 (en) * | 2022-01-17 | 2023-07-20 | 中铁十八局集团有限公司 | Concrete-spraying system for underground construction of ultra-deep vertical shaft and method for underground concrete spraying in ultra-deep vertical shaft |
-
2019
- 2019-12-03 CN CN201922134781.4U patent/CN211648154U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023133948A1 (en) * | 2022-01-17 | 2023-07-20 | 中铁十八局集团有限公司 | Concrete-spraying system for underground construction of ultra-deep vertical shaft and method for underground concrete spraying in ultra-deep vertical shaft |
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