CN115163159A - Mining engineering borehole operation cave wall supports safety protection frame - Google Patents
Mining engineering borehole operation cave wall supports safety protection frame Download PDFInfo
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- CN115163159A CN115163159A CN202211077557.6A CN202211077557A CN115163159A CN 115163159 A CN115163159 A CN 115163159A CN 202211077557 A CN202211077557 A CN 202211077557A CN 115163159 A CN115163159 A CN 115163159A
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- 238000005065 mining Methods 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 239000000428 dust Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 239000004744 fabric Substances 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 abstract description 10
- 239000007921 spray Substances 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 3
- 239000011707 mineral Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 12
- 239000003595 mist Substances 0.000 description 5
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- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
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- 229910052755 nonmetal Inorganic materials 0.000 description 1
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- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/08—Advancing mechanisms
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to the field of mineral engineering, and discloses a mine engineering underground operation hole wall supporting safety protection frame which comprises two groups of protection frame main bodies, wherein a supporting plate is arranged at the top end of each protection frame main body, a limiting sleeve is sleeved at the top end of each protection frame main body, a supporting rod is connected inside each limiting sleeve in a sliding mode, the top ends of the supporting rods are fixedly connected with the bottom ends of the supporting plates, the bottom end of the surface of each protection frame main body is rotatably connected with a first moving wheel through an embedded bearing, the two groups of protection frame main bodies are connected through an adjusting mechanism, a limiting guide block is fixedly connected at the bottom end of each supporting rod, a limiting guide rail is connected on the surface of each limiting guide block in a sliding mode, and the device can pre-support the hole wall above an excavated gallery in real time according to the construction excavation progress, continuously ensure the safety of operating personnel, prevent sudden collapse caused by soil layer loosening and synchronously spray dust settling.
Description
Technical Field
The invention relates to the technical field of mineral engineering, in particular to a supporting safety protection frame for a borehole wall in underground operation of mineral engineering.
Background
The mining industry is an important raw material industry, metal ore is the main raw material of the smelting industry, non-metal ore is important chemical raw material and building material, refer to the method for extracting ore from mining area, it includes three works such as mining accuracy, cutting and back mining, the mining accuracy is arranged according to the size of the constitutional element of the lump ore, solve pedestrian, transport ore, transport equipment material, ventilate and communicate, etc. for the back mining of lump ore, cut and create necessary free surface and space of ore falling for the back mining, etc. after these two works are finished, carry on the back mining of large area directly, these three works are carried on in certain time and space, link these three works together, and do the organic cooperation on time and space sequentially, because the occurence condition of the metal deposit is very complicated, the nature of ore and country rock changes and is uncertain, and along with the development of the scientific technology, new apparatus and material are constantly on the rise, the new process is perfect day, some old low in efficiency, the working intensity is rejected correspondingly; mechanical operation and manual operation are required in the mining tunnel, and a safety protection device is required to protect the mining tunnel during the manual operation; however, current safety device, its protective structure most functions are simple, lack according to digging the measure of adopting the progress synchronization to the support is followed up to the top cave wall, are difficult to guarantee in real time the stability on excavation regional upper portion soil layer, and the security is lower, and the limitation is big to when manual work, dig the dust of adopting the gallery and can cause great interference to the workman, lack the measure of carrying out the dust fall in real time of following the construction progress in step, be not convenient for implement the dust fall fast and handle.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects in the prior art, the invention provides a mine engineering underground operation hole wall supporting safety protection frame, which can effectively solve the problems that the safety protection device in the prior art is simple in most functions, lacks a measure for synchronously supporting the upper hole wall according to the excavation progress, is difficult to ensure the stability of an upper soil layer of an excavation area in real time, is low in safety and large in limitation, causes great interference to workers due to dust in an excavation tunnel during manual operation, lacks a measure for synchronously carrying out dust fall in real time according to the construction progress, and is inconvenient for quickly carrying out dust fall treatment.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme, and discloses a mine engineering underground operation hole wall supporting safety protection frame which comprises two groups of protection frame main bodies, wherein a supporting plate is arranged at the top end of each protection frame main body; the dust fall mechanism comprises a water tank, the bottom end of the water tank is fixedly connected with the surface of a protection frame main body, the top end of the water tank is fixedly connected with a connecting frame, the bottom end of the connecting frame is communicated with a water guide pipe, the water guide pipe is inserted into the water tank, a water filling port is formed in the surface of the water tank, a sprayer is mounted on the surface of the connecting frame, the bottom end of the connecting frame is communicated with a pressurizing cylinder, a first spring is arranged inside the pressurizing cylinder, a piston block is connected inside the pressurizing cylinder in a sliding mode, a push rod is hinged to the bottom end of the piston block, a limiting plate is hinged to the bottom end of the connecting frame, the bottom end of the limiting plate is hinged to the bottom end of the push rod, limiting grooves are formed in the left side wall and the right side wall of the protection frame main body, abutting rods are connected inside the limiting grooves in a sliding mode, one ends of the abutting rods are fixedly connected with the surfaces of supporting rods, and the other ends of the abutting rods abut against the bottom ends of the limiting plate; the front surfaces of the two groups of protection frame main bodies are provided with collecting mechanisms, and the collecting mechanisms are in transmission connection with the first moving wheels; and a covering mechanism is arranged between the two groups of the protection frame main bodies.
Furthermore, two groups of the supporting plates are distributed in a staggered mode, and the moving directions of the two groups of the supporting plates are opposite.
Furthermore, a push-pull plate is fixedly connected to the inner wall of the protection frame main body.
Furthermore, adjustment mechanism includes a fixed screw section of thick bamboo, the right-hand member of a fixed screw section of thick bamboo is connected with the fixed surface of right side protection frame main part, the inside of a fixed screw section of thick bamboo is rotated and is connected with adjusting screw, adjusting screw's left end and left side protection frame main part are rotated through embedded bearing and are connected, adjusting screw's surface has cup jointed the change.
Furthermore, one end of the first spring is fixedly connected with the inner wall of the pressurizing cylinder, and the other end of the first spring is fixedly connected with the surface of the piston block.
Furthermore, the collecting mechanism comprises a first collecting basket, the top end of the first collecting basket is fixedly connected with the bottom end of the right side protection frame main body, the left end of the first collecting basket is slidably connected with a second collecting basket, the top end of the second collecting basket is fixedly connected with the bottom end of the left side protection frame main body, a first shovel plate is arranged on the front side of the first collecting basket, a second shovel plate is slidably connected with the left side of the first shovel plate, rotary rods are fixedly connected with the back sides of the first shovel plate and the second shovel plate, swing rods are sleeved on the surfaces of the rotary rods, second springs are arranged inside the swing rods, rotary rods are rotatably connected with the back ends of the swing rods, the central shafts of the rotary rods are fixedly connected with the central shaft of the first movable wheel, traction rods are hinged to the top ends of the swing rods, and fixing rods are rotatably connected to the top ends of the traction rods and are fixed on the surfaces of the protection frame main body.
Furthermore, one end of the second spring is fixedly connected with the inner wall of the swing rod, and the other end of the second spring is fixedly connected with the surface of the rotating rod.
Furthermore, cover the mechanism and include the receiver, the receiver is fixed in the inboard of protection frame main part, the inside of receiver is provided with the sleeve, telescopic left and right sides is inserted and is equipped with the pole that links up, the inner wall fixed connection of pole and receiver links up, the surface cover of pole that links up is equipped with the third spring, and is two sets of be provided with between the sleeve and cover fender cloth, cover the both ends of keeping off cloth and fix respectively on two sets of telescopic surfaces, cover and keep off cloth winding on telescopic surface.
Furthermore, one end of the third spring is fixedly connected with the surface of the connecting rod, and the other end of the third spring is fixedly connected with the inner wall of the sleeve.
(III) advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects,
1. according to the invention, by adding a measure for synchronously supporting the upper tunnel wall in a follow-up manner according to the excavation progress, a user operates in the protection frame main body, the push-pull plate is pushed to move, the turntable is driven to rotate along with the rotation of the first moving wheel, the limiting guide rail is driven by the turntable to swing, so that the limiting guide rail slides on the surface of the limiting guide block in a circulating manner and drives the supporting rod to move in the limiting sleeve, and then the two groups of supporting plates keep moving in opposite directions to support the upper tunnel wall in a circulating and replacing manner, so that the device can pre-support the upper tunnel wall of the excavated tunnel in a follow-up manner according to the construction excavation progress, the safety of operators is continuously ensured, the sudden collapse event caused by soil layer loosening is prevented, and the danger in the operation process is reduced.
2. According to the invention, the dust falling mechanism is additionally arranged, in the circulating up-and-down moving process of the supporting rod, the supporting rod is enabled to move in the limiting groove in a reciprocating manner, the push rod is enabled to drive the piston block to extrude the first spring back and forth under the driving of the limiting plate, in the process, under the action of water pressure, the water in the water tank is pumped to the spray heads through the connecting frame and sprayed out in a water mist manner, the water mist sprayed by the two groups of spray heads is replaced, and dust in the mining process is adsorbed, so that the device can synchronously spray water mist for dust falling in the advancing process, the triggering mode is convenient, the comfort of a working environment is ensured, and the interference of dust on workers is reduced.
3. According to the invention, by adding the collecting mechanism, when the first moving wheel moves, the traction rod is driven to rotate on the fixed rod in a reciprocating manner, the moving track of the oscillating rod is limited, so that the first shovel plate and the second shovel plate synchronously move to shovel the broken stones on the front side of the device, when the second shovel plate inclines, the broken stones slide down to the inside of the first collecting basket from the second shovel plate, and when the second shovel plate and the first shovel plate collide with the residual broken stones on the ground, the rotating rod rotates in the oscillating rod and stretches the second spring, so that a certain moving interval is provided for the first shovel plate and the second shovel plate, the fault tolerance rate is improved, the device can synchronously shovel the broken stones left in construction and collect the broken stones in the advancing process, the broken stones are prevented from obstructing the movement of the device, and the tidiness of the inside of the tunnel is ensured.
4. According to the invention, by adding the adjusting mechanism, when a user needs to adjust the width of the device, the rotating ring can be rotated, the adjusting screw rod can move in the fixed screw cylinder under the action of the threads, and the distance between the two groups of protection frame main bodies is adjusted, so that the device can be suitable for excavation of pot holes with different specifications, the limitation in use is reduced, and the application range is widened.
5. According to the invention, the covering mechanism is added, the covering and blocking cloth is used for shielding the operating personnel below the device to block falling of the broken stones, when the distance between the two groups of protection frame main bodies is adjusted, the sleeve is enabled to rotate on the surface of the connecting rod in the storage box, the third spring is stretched, and the covering and blocking cloth is enabled to gradually roll down from the sleeve, so that the device can effectively protect the safety of the operating personnel and block falling of the broken stones, and can be synchronously adjusted according to the adjustment distance of the two groups of protection frame main bodies, and convenience in use is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is a side view of a rotating lever, a swing link and a limiting plate of the present invention;
FIG. 3 is a rear perspective view of the present invention;
FIG. 4 is a front perspective view of the supporting plate, the limiting sleeve, the supporting rod and the turntable according to the present invention;
fig. 5 is a side-view three-dimensional structural section view of the dust-settling mechanism of the present invention;
FIG. 6 is a side perspective view of the second shovel plate, the first shovel plate, the fixing rod and the swing rod of the present invention;
FIG. 7 is a side perspective view of the first basket assembly, the second basket assembly, the first shovel plate and the second shovel plate of the present invention;
FIG. 8 is an exploded perspective view of the covering mechanism of the present invention;
fig. 9 is an exploded perspective view of the adjustment mechanism of the present invention.
The reference numbers in the figure respectively represent 1, a protection frame main body; 2. a support plate; 3. a support bar; 4. a first moving wheel; 5. a second moving wheel; 6. a limiting guide block; 7. limiting a guide rail; 8. a position limiting sleeve; 9. a turntable; 10. a first basket collection; 11. a second basket collection; 12. a water tank; 13. a connecting frame; 14. a spray head; 15. a pressurizing cylinder; 16. a push rod; 17. a limiting plate; 18. a piston block; 19. a first spring; 20. a water injection port; 21. a water conduit; 22. a support rod; 23. a first blade; 24. a second blade; 25. fixing the rod; 26. a draw bar; 27. a swing rod; 28. a rotating rod; 29. a second spring; 30. fixing the screw cylinder; 31. adjusting the screw rod; 32. a limiting groove; 33. a push-pull plate; 34. a storage box; 35. covering the blocking cloth; 36. a connecting rod; 37. a third spring; 38. a sleeve; 39. and (7) rotating the ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
The mine engineering underground operation hole wall of this embodiment supports safety protection frame, as fig. 1, fig. 2 and fig. 4 show, including protection frame main part 1, protection frame main part 1 is two sets of, the top of protection frame main part 1 is provided with backup pad 2, the top of protection frame main part 1 has cup jointed stop collar 8, the inside sliding connection of stop collar 8 has bracing piece 3, the top of bracing piece 3 and the bottom fixed connection of backup pad 2, the bottom on protection frame main part 1 surface is rotated through embedded bearing and is connected with first removal wheel 4, two sets of protection frame main parts 1 are connected through adjustment mechanism, the spacing guide block 6 of bottom fixed connection of bracing piece 3, the sliding surface of spacing guide block 6 is connected with limit guide 7, the bottom of limit guide 7 is rotated and is connected with carousel 9, the center pin of carousel 9 is connected with the center pin fixed connection of first removal wheel 4, the dorsal part of protection frame main part 1 bottom rotates and is connected with the second and removes wheel 5.
As shown in fig. 1, the two sets of supporting plates 2 are distributed in a staggered manner, and the moving directions of the two sets of supporting plates 2 are opposite.
As shown in fig. 3, a push-pull plate 33 is fixedly connected to the inner wall of the protection frame body 1.
This embodiment is when concrete implementation, the user carries out the operation in protection frame main part 1 inside, after digging the gallery of adopting and deepening to the certain distance, user's accessible promotes push-and-pull plate 33, make protection frame main part 1 remove through the rotation of first removal wheel 4 and second removal wheel 5, along with the rotation of first removal wheel 4, it is rotatory to drive carousel 9, pull limiting guide 7 swing through carousel 9, make limiting guide 7 slide at 6 surface cycles of limiting guide, and drive bracing piece 3 at 8 inside removals of stop collar, and then make two sets of backup pads 2 keep opposite direction motion, the circulation replaces supports the top hole wall.
Example 2
On other layers, the embodiment further provides a dust suppression mechanism, as shown in fig. 5, the dust suppression mechanism is disposed on the surface of the protection frame main body 1, the dust suppression mechanism includes a water tank 12, the bottom end of the water tank 12 is fixedly connected to the surface of the protection frame main body 1, the top end of the water tank 12 is fixedly connected to a connecting frame 13, the bottom end of the connecting frame 13 is communicated with a water conduit 21, the water conduit 21 is inserted into the water tank 12, a water injection port 20 is formed in the surface of the water tank 12, a spray head 14 is mounted on the surface of the connecting frame 13, the bottom end of the connecting frame 13 is communicated with a pressurizing cylinder 15, a first spring 19 is disposed inside the pressurizing cylinder 15, a piston block 18 is slidably connected inside the pressurizing cylinder 15, the bottom end of the piston block 18 is hinged to a push rod 16, the bottom end of the connecting frame 13 is hinged to a limit plate 17, the bottom end of the limit plate 17 is hinged to the bottom end of the push rod 16, limit grooves 32 are formed in left and right side walls of the protection frame main body 1, a resisting rod 22 is slidably connected to the inside the limit groove 32, one end of the resisting rod 22 is fixedly connected to the surface of the support rod 3, and the other end of the limit plate 22 is abutted to the bottom end of the limit rod 17.
As shown in fig. 5, one end of the first spring 19 is fixedly connected to the inner wall of the pressurizing cylinder 15, and the other end of the first spring 19 is fixedly connected to the surface of the piston block 18.
This embodiment is when concrete implementation, the user injects water into water tank 12 through water filling port 20 in advance, at the 3 endless reciprocating process of bracing piece, make to support pole 22 and carry out reciprocating motion in spacing groove 32, and simultaneously, promote limiting plate 17, under the drive through limiting plate 17, make push rod 16 drive piston piece 18 to make a round trip to extrude first spring 19, in this process, under hydraulic effect, make the water guide 21 with the water in water tank 12, pump to shower nozzle 14 through link 13, spout with the mode of water smoke, replace the water smoke that sprays through two sets of shower nozzles 14, dust to the mining in-process adsorbs.
Example 3
In this embodiment, as shown in fig. 6 and 7, the front surfaces of two sets of protection rack main bodies 1 are provided with a collection mechanism, the collection mechanism is in transmission connection with the first moving wheel 4, the collection mechanism includes a first collection basket 10, the top end of the first collection basket 10 is fixedly connected with the bottom end of the right protection rack main body 1, the left end of the first collection basket 10 is slidably connected with a second collection basket 11, the top end of the second collection basket 11 is fixedly connected with the bottom end of the left protection rack main body 1, the front surface of the first collection basket 10 is provided with a first shovel plate 23, the left side of the first shovel plate 23 is slidably connected with a second shovel plate 24, the back sides of the first shovel plate 23 and the second shovel plate 24 are fixedly connected with a rotating rod 28, the surface of the rotating rod 28 is sleeved with a swinging rod 27, the inside of the swinging rod 27 is provided with a second spring 29, the back end of the swinging rod 27 is rotatably connected with a rotating rod 28, the central shaft of the rotating rod 28 is fixedly connected with the central shaft of the first moving wheel 4, the top end of the pulling rod 27 is hinged with a fixed rod 25, and the fixed rod 25 is fixed on the surface of the protection rack main body 1.
As shown in fig. 6, one end of the second spring 29 is fixedly connected to the inner wall of the swing link 27, and the other end of the second spring 29 is fixedly connected to the surface of the rotating rod 28.
In the specific implementation of this embodiment, when the first moving wheel 4 moves, the rotating rod 28 is driven to rotate, the rotating rod 28 drives the oscillating rod 27 to perform circle-drawing oscillation, and the traction rod 26 reciprocally rotates on the fixed rod 25 to limit the movement track of the oscillating rod 27, so that the first shovel plate 23 and the second shovel plate 24 synchronously move to shovel the crushed stones on the front side of the apparatus, when the second shovel plate 24 inclines, the crushed stones slide down from the second shovel plate 24 into the first collection basket 10, and when the second shovel plate 24 and the first shovel plate 23 collide with the residual crushed stones on the ground, the rotating rod 28 rotates inside the oscillating rod 27 and stretches the second spring 29, so as to provide a certain moving interval for the first shovel plate 23 and the second shovel plate 24, thereby improving the fault tolerance.
Example 4
In this embodiment, as shown in fig. 9, the adjusting mechanism includes a fixed screw cylinder 30, the right end of the fixed screw cylinder 30 is fixedly connected to the surface of the right protection frame main body 1, an adjusting screw 31 is rotatably connected to the inside of the fixed screw cylinder 30, the left end of the adjusting screw 31 is rotatably connected to the left protection frame main body 1 through an embedded bearing, and a rotating ring 39 is sleeved on the surface of the adjusting screw 31.
This embodiment is when concrete implementation, when the user need adjust the width of device, rotatable swivel 39 for adjusting screw 31 removes in fixed barrel 30 under the effect of screw thread, adjusts the distance between two sets of protection frame main parts 1, makes the device can be suitable for the excavation of different specification pot holes, reduces the limitation when using.
Example 5
In this embodiment, as shown in fig. 8, be provided with between two sets of protection frame main parts 1 and cover the mechanism, it includes storage box 34 to cover the mechanism, storage box 34 fixes the inboard at protection frame main part 1, the inside of storage box 34 is provided with sleeve 38, sleeve 38's the left and right sides is inserted and is equipped with linking pole 36, linking pole 36 and storage box 34's inner wall fixed connection, linking pole 36's surface cover is equipped with third spring 37, be provided with between two sets of sleeves 38 and cover and keep off cloth 35, cover and keep off cloth 35's the left and right sides both ends and fix respectively on two sets of sleeves 38's surface, cover and keep off cloth 35 winding on sleeve 38's surface.
As shown in fig. 8, one end of the third spring 37 is fixedly connected to the surface of the coupling rod 36, and the other end of the third spring 37 is fixedly connected to the inner wall of the sleeve 38.
In the embodiment, when the protection frame is implemented, the operator below is shielded by the shielding cloth 35 to block the falling of the broken stones, and when the distance between the two groups of protection frame main bodies 1 is adjusted, the storage box 34 is used for rotating the sleeve 38 on the surface of the connecting rod 36 and stretching the third spring 37, so that the shielding cloth 35 is gradually rolled down from the sleeve 38.
In conclusion, a user works in the protection frame main body 1, when the excavated tunnel is deepened to a certain distance, the user can push the push-pull plate 33 to enable the protection frame main body 1 to move through the rotation of the first moving wheel 4 and the second moving wheel 5, the turntable 9 is driven to rotate along with the rotation of the first moving wheel 4, the limiting guide rail 7 is pulled to swing through the turntable 9, the limiting guide rail 7 slides on the surface of the limiting guide block 6 in a circulating manner, the support rod 3 is driven to move in the limiting sleeve 8, the two groups of support plates 2 keep moving in opposite directions, and the upper tunnel wall is supported in a circulating and replacing manner; a user injects water into the water tank 12 through the water injection port 20 in advance, the supporting rod 22 moves back and forth in the limiting groove 32 in the circulating up-and-down moving process of the supporting rod 3, meanwhile, the limiting plate 17 is pushed, the push rod 16 drives the piston block 18 to extrude the first spring 19 back and forth under the driving of the limiting plate 17, in the process, under the action of water pressure, the water in the water tank 12 is pumped to the spray heads 14 through the connecting frame 13 and is sprayed out in a water mist mode, and dust in the mining process is adsorbed by replacing sprayed water mist through the two groups of spray heads 14; when the first moving wheel 4 moves, the rotating rod 28 is driven to rotate, the rotating rod 28 drives the swing rod 27 to swing in a circle drawing manner, the draw bar 26 rotates on the fixed rod 25 in a reciprocating manner, the moving track of the swing rod 27 is limited, so that the first shovel plate 23 and the second shovel plate 24 move synchronously to shovel the broken stones on the front side of the device, when the second shovel plate 24 inclines, the broken stones slide down to the inside of the first collection basket 10 from the second shovel plate 24, and when the second shovel plate 24 and the first shovel plate 23 collide with the residual broken stones on the ground, the rotating rod 28 rotates inside the swing rod 27 and stretches the second spring 29 to provide a certain moving interval for the first shovel plate 23 and the second shovel plate 24, so that the fault tolerance rate is improved; when the user need adjust the device's width, rotatable swivel 39, under the effect of screw thread, make adjusting screw 31 remove in fixed barrel 30, adjust the distance between two sets of protection frame main parts 1, make the device can be suitable for the excavation of different specification pot holes, reduce the limitation when using, shelter from the operating personnel who is in the below through hiding fender cloth 35, block the whereabouts of rubble, when the distance adjustment between two sets of protection frame main parts 1, inside receiver 34, make sleeve 38 rotate on joining pole 36 surface, and stretch third spring 37, make to hide fender cloth 35 and progressively roll up from sleeve 38.
The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The mine engineering underground operation hole wall supporting safety protection frame is characterized by comprising two protection frame main bodies (1), wherein the protection frame main bodies (1) are provided with a supporting plate (2), the top end of each protection frame main body (1) is sleeved with a limiting sleeve (8), the inner part of each limiting sleeve (8) is connected with a supporting rod (3) in a sliding mode, the top end of each supporting rod (3) is fixedly connected with the bottom end of the corresponding supporting plate (2), the bottom end of the surface of each protection frame main body (1) is rotatably connected with a first movable wheel (4) through an embedded bearing, the two protection frame main bodies (1) are connected through an adjusting mechanism, the bottom end of each supporting rod (3) is fixedly connected with a limiting guide block (6), the surface of each limiting guide block (6) is slidably connected with a limiting guide rail (7), the bottom end of each limiting guide rail (7) is rotatably connected with a turntable (9), the center shaft of the turntable (9) is fixedly connected with the center shaft of the first movable wheel (4), the back side of the bottom end of each protection frame main body (1) is rotatably connected with a second movable wheel (5), and the surface of each protection frame main body (1) is provided with a dust falling mechanism; the dust fall mechanism comprises a water tank (12), the bottom end of the water tank (12) is fixedly connected with the surface of a protection frame main body (1), the top end of the water tank (12) is fixedly connected with a connecting frame (13), the bottom end of the connecting frame (13) is communicated with a water guide pipe (21), the water guide pipe (21) is inserted into the water tank (12), a water filling port (20) is formed in the surface of the water tank (12), a sprayer (14) is mounted on the surface of the connecting frame (13), a pressurizing barrel (15) is communicated with the bottom end of the connecting frame (13), a first spring (19) is arranged inside the pressurizing barrel (15), a piston block (18) is slidably connected inside the pressurizing barrel (15), the bottom end of the piston block (18) is hinged with a push rod (16), a limiting plate (17) is hinged to the bottom end of the connecting frame (13), limiting grooves (32) are formed in the left side wall and the right side wall of the protection frame main body (1), a rod (22) is slidably connected with a supporting rod (22), and the other end of the supporting rod (22) is fixedly connected with a supporting rod (17); the front surfaces of the two groups of protection frame main bodies (1) are provided with collecting mechanisms, and the collecting mechanisms are in transmission connection with the first moving wheels (4); a covering mechanism is arranged between the two groups of the protection frame main bodies (1).
2. The mine engineering downhole working hole wall supporting safety protection frame according to claim 1, characterized in that two groups of the support plates (2) are distributed in a staggered manner, and the moving directions of the two groups of the support plates (2) are opposite.
3. The mine engineering downhole operation cave wall supporting safety protection frame according to claim 1, characterized in that a push-pull plate (33) is fixedly connected to the inner wall of the protection frame main body (1).
4. The mine engineering underground operation cave wall supporting safety protection frame according to claim 1, characterized in that, the adjusting mechanism comprises a fixed screw cylinder (30), the right end of the fixed screw cylinder (30) is fixedly connected with the surface of the right side protection frame main body (1), the inner part of the fixed screw cylinder (30) is rotatably connected with an adjusting screw rod (31), the left end of the adjusting screw rod (31) is rotatably connected with the left side protection frame main body (1) through an embedded bearing, and the surface of the adjusting screw rod (31) is sleeved with a rotating ring (39).
5. The mine engineering downhole operation hole wall supporting safety protection frame is characterized in that one end of the first spring (19) is fixedly connected with the inner wall of the pressurizing cylinder (15), and the other end of the first spring (19) is fixedly connected with the surface of the piston block (18).
6. The mining engineering downhole working hole wall supporting safety shelter of claim 1, wherein the collecting mechanism comprises a first collecting basket (10), the top end of the first collecting basket (10) is fixedly connected with the bottom end of a right side shelter body (1), the left end of the first collecting basket (10) is slidably connected with a second collecting basket (11), the top end of the second collecting basket (11) is fixedly connected with the bottom end of a left side shelter body (1), a first shovel plate (23) is arranged on the front side of the first collecting basket (10), a second shovel plate (24) is slidably connected on the left side of the first shovel plate (23), a rotating rod (28) is fixedly connected on the back side of the first shovel plate (23) and the second shovel plate (24), a swinging rod (27) is sleeved on the surface of the rotating rod (28), a second spring (29) is arranged inside the swinging rod (27), a rotating rod (28) is rotatably connected on the end of the swinging rod (27), a central shaft (28) of the rotating rod (28) is fixedly connected with a central shaft (25) of a first fixing rod (25), and a central shaft (26) is hinged on the top end of the towing rod (25) and a towing rod (26) is connected with a towing rod (25).
7. The mine engineering downhole operation hole wall supporting safety protection frame according to claim 6, characterized in that one end of the second spring (29) is fixedly connected with the inner wall of the swing rod (27), and the other end of the second spring (29) is fixedly connected with the surface of the rotating rod (28).
8. The mine underground operation hole wall supporting safety protection frame is characterized in that the covering mechanism comprises a storage box (34), the storage box (34) is fixed on the inner side of the protection frame body (1), a sleeve (38) is arranged inside the storage box (34), connecting rods (36) are inserted into the left side and the right side of the sleeve (38), the connecting rods (36) are fixedly connected with the inner wall of the storage box (34), a third spring (37) is sleeved on the surface of each connecting rod (36), covering blocking cloth (35) is arranged between the sleeves (38), the left end and the right end of the covering blocking cloth (35) are respectively fixed on the surfaces of the two groups of sleeves (38), and the covering blocking cloth (35) is wound on the surfaces of the sleeves (38).
9. The mine working downhole operation hole wall supporting safety protection frame according to claim 8, characterized in that one end of the third spring (37) is fixedly connected with the surface of the connecting rod (36), and the other end of the third spring (37) is fixedly connected with the inner wall of the sleeve (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211077557.6A CN115163159A (en) | 2022-09-05 | 2022-09-05 | Mining engineering borehole operation cave wall supports safety protection frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211077557.6A CN115163159A (en) | 2022-09-05 | 2022-09-05 | Mining engineering borehole operation cave wall supports safety protection frame |
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| CN115163159A true CN115163159A (en) | 2022-10-11 |
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| CN202211077557.6A Pending CN115163159A (en) | 2022-09-05 | 2022-09-05 | Mining engineering borehole operation cave wall supports safety protection frame |
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Application publication date: 20221011 |