CN114233346A - Temporary support device for roadway excavation - Google Patents
Temporary support device for roadway excavation Download PDFInfo
- Publication number
- CN114233346A CN114233346A CN202111507807.0A CN202111507807A CN114233346A CN 114233346 A CN114233346 A CN 114233346A CN 202111507807 A CN202111507807 A CN 202111507807A CN 114233346 A CN114233346 A CN 114233346A
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- plate
- mounting
- connecting rod
- support device
- rod
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- 238000009412 basement excavation Methods 0.000 title abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000009826 distribution Methods 0.000 claims abstract description 12
- 230000005641 tunneling Effects 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000005065 mining Methods 0.000 abstract description 5
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 18
- 238000009434 installation Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention relates to the technical field of roadway mining, in particular to a temporary supporting device for roadway excavation, which comprises an outer frame component, an auxiliary component and a top protection component, wherein the outer frame component is of a U-shaped structure and comprises an inner plate and a supporting plate which are mutually spliced, a pair of mounting plates are also vertically mounted on the inner wall of the supporting plate, the mounting plates are oppositely distributed along the inner walls on two sides of the supporting plate, grooves for rotating and mounting threaded rods are vertically formed in opposite surfaces of the pair of mounting plates, a transmission plate is further mounted between the pair of mounting plates, and the upper part of the transmission plate is connected with the top protection component; it is a pair of all be provided with auxiliary assembly on the lateral wall of mounting panel, auxiliary assembly and mounting panel vertical distribution, auxiliary assembly includes carousel, connecting rod, operation board, the carousel rotates to be installed on the lifter plate. This temporary support device of tunnelling usefulness sets up rationally, and the convenience is strutted when effectively promoting the tunnelling, accomodates the convenience, can extensively promote.
Description
Technical Field
The invention relates to the technical field of roadway mining, in particular to a temporary supporting device for roadway excavation.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. Coal is the most predominant solid fuel, one of the flammable organic rocks.
In the existing coal mine tunnel mining process, when an operator carries out operation planning and field guidance underground, a temporary supporting device is needed for protection, and the existing temporary supporting device is often low in functionality and cannot meet the underground use requirement.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a temporary support device for roadway excavation.
The technical scheme adopted by the invention for solving the technical problems is as follows: a temporary supporting device for roadway excavation comprises an outer frame component, an auxiliary component and a top protection component, wherein the outer frame component is of a U-shaped structure and comprises an inner plate and a supporting plate which are mutually spliced, a pair of mounting plates are also vertically mounted on the inner wall of the supporting plate, the mounting plates are relatively distributed along the inner walls of two sides of the supporting plate, grooves for the rotation and mounting of threaded rods are vertically formed in the opposite surfaces of the pair of mounting plates, a transmission plate is further mounted between the pair of mounting plates, and the upper part of the transmission plate is connected with the top protection component;
and the side walls of the mounting plates are provided with auxiliary components which are vertically distributed with the mounting plates.
Preferably, the auxiliary assembly includes carousel, connecting rod, operation board, the carousel rotates and installs on the lifter plate, lifter plate movable mounting is on the lateral wall of mounting panel, the vertical adjustment tank of having seted up on the lateral wall of mounting panel and threaded rod coplanar, the inside of adjustment tank and the extension slider sliding connection of lifter plate, the lifter plate is located the face of threaded rod and still integrative the structure has the lug, run through on the lug and install the spacer pin, the spacer pin is pegged graft with the mounting hole of seting up two vertical distributions at the adjustment tank side.
Preferably, the carousel has the installation piece towards taking a photograph on the face of lifter plate, run through on the installation piece and install the bolt, the bolt is linked with the screw hole screw thread that sets up to be forty-five degrees distributions on the lifter plate outer wall, the carousel is kept away from the lifter plate on the face with the one end fixed connection of connecting rod, the other end and the outer sliding sleeve sliding connection of connecting rod.
Preferably, it is fixed to peg graft through pull rod elasticity between outer sliding sleeve and the connecting rod, outer sliding sleeve and operation board fixed connection, the operation board rotates with outer sliding sleeve is synchronous, the outside fixed cover of outer sliding sleeve is equipped with a pair of adapter sleeve, the adapter sleeve symmetry sets up the bottom both sides at the operation board.
Preferably, the pull rod is elastically inserted into the outer tube, the outer tube vertically penetrates through the through hole, the through hole is formed in the surface, facing the connecting rod, of the outer sliding sleeve, the bottom of the pull rod penetrates through the outer sliding sleeve to be inserted into the connecting rod, the upper surface of the connecting rod is provided with insertion holes matched with the pull rod, and the insertion holes are horizontally arranged along the upper surface of the connecting rod.
Preferably, the inside of outer tube is still vertical to be seted up interior caulking groove, the one end that the pull rod stretched into the outer tube is pegged graft fixedly with interior caulking groove, still the level has seted up a shifting chute on the outer wall of connecting rod, shifting chute slides with the stopper that the protrusion set up on the outer sliding sleeve inner wall and pegs graft.
Preferably, the inner plate is inserted into one end of the support plate and fixedly connected with the bearing frame, the bottom of the bearing frame is in threaded connection with the lifting rod, the bottom of the lifting rod is fixedly mounted on the upper surface of the follower disk, a rotary rod is vertically arranged on the bottom end surface of the follower disk, the rotary rod is rotatably mounted at the lower end of the support plate, a first motor is fixedly mounted at one end, far away from the mounting plate, of the side wall of the support plate, a driving gear which is rotatably arranged on the support plate is mounted on an output shaft of the first motor, and the driving gear is meshed with the follower disk.
Preferably, the both sides of driving plate all the protrusion is taken photograph the elevator, elevator and threaded rod threaded connection, drive threaded rod pivoted second motor is installed to the bottom of mounting panel, the vertical array distribution of upper surface of driving plate has many supporting beams, supporting beam's top is protected the subassembly with the top and is linked to each other, the subassembly is protected including a backplate on the top.
The invention has the beneficial effects that: the temporary supporting device for tunneling can effectively improve the supporting convenience during tunneling through the matching of the outer frame component, the auxiliary component and the top protection component, increase the working efficiency of tunneling, efficiently assist the tunneling work through temporary supporting, improve the working comfort and safety of operators, avoid dangerous elements during tunneling, drive the top protection component to rise by the outer frame component, further enlarge the accommodating space of working workers, quickly retract when not in use, reduce the space occupation, use less and strong, can be opened efficiently during tunneling through the matching of integral parts, improve the subsequent working efficiency, and effectively support drawings and field environments when in temporary supporting through the arrangement of the auxiliary component, and rely on the cooperation of connecting rod and outer sliding sleeve to pack up or altitude mixture control, more can increase application scope when practicing thrift the space, this temporary support device of tunnelling usefulness sets up rationally, effectively promotes the support convenience when the tunnelling, accomodates the convenience, can extensively promote.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of the outer frame assembly;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 4 is a schematic structural view of an auxiliary assembly;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of the structure of the support beam.
In the figure: 1. an outer frame assembly; 2. an auxiliary component; 3. a first motor; 4. a top guard assembly; 5. a top guard plate; 6. a follower disk; 7. an inner plate; 8. a support plate; 9. a lifting bar; 10. a carrier; 11. rotating the rod; 12. mounting a plate; 13. a threaded rod; 14. mounting holes; 15. a lifting plate; 16. an adjustment groove; 17. mounting blocks; 18. a second motor; 19. a spacing pin; 20. a turntable; 21. a connecting rod; 22. an operation plate; 23. connecting sleeves; 24. an outer sliding sleeve; 25. a pull rod; 26. a spring; 27. an embedded block; 28. an embedded groove is formed; 29. an outer tube; 30. a through hole; 31. inserting holes; 32. a moving groove; 33. a lifting block; 34. a support beam; 35. a drive plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, the temporary support device for roadway excavation of the present invention comprises an outer frame component 1, an auxiliary component 2, and a top protection component 4, wherein the outer frame component 1 is of a U-shaped structure and comprises an inner plate 7 and a support plate 8 which are mutually inserted, a pair of mounting plates 12 are further vertically mounted on the inner wall of the support plate 8, the mounting plates 12 are relatively distributed along the inner walls of the two sides of the support plate 8, grooves for the rotation mounting of the threaded rod 13 are vertically formed on the opposite surfaces of the pair of mounting plates 12, a transmission plate 35 is further mounted between the pair of mounting plates 12, and the upper portion of the transmission plate 35 is connected with the top protection component 4;
all be provided with auxiliary assembly 2 on the lateral wall of a pair of mounting panel 12, auxiliary assembly 2 and mounting panel 12 vertical distribution, auxiliary assembly 2 includes carousel 20, connecting rod 21, operation board 22, carousel 20 rotates and installs on lifter plate 15, lifter plate 15 movable mounting is on the lateral wall of mounting panel 12, vertically on the lateral wall of mounting panel 12 and threaded rod 13 coplanar has seted up adjustment tank 16, the inside of adjustment tank 16 and the extension slider sliding connection of lifter plate 15, lifter plate 15 is located the face of threaded rod 13 and still integrative the structure has the lug, run through on the lug and install spacer pin 19, spacer pin 19 is pegged graft with the mounting hole 14 of seting up two vertical distributions at adjustment tank 16 side.
The carousel 20 is taken photograph on the face of lifter plate 15 and is had installation piece 17, run through on the installation piece 17 and install the bolt, the bolt is linked with the screw hole screw thread that sets up to be forty-five degrees distributions on the lifter plate 15 outer wall, carousel 20 keeps away from the face of lifter plate 15 on with the one end fixed connection of connecting rod 21, the other end and the 24 sliding connection of outer sliding sleeve of connecting rod 21, grafting spacer pin 19 makes the high rigidity of lifter plate 15 fixed, it is fixed through pull rod 25 elasticity grafting between outer sliding sleeve 24 and the connecting rod 21, outer sliding sleeve 24 and operation board 22 fixed connection, operation board 22 rotates with outer sliding sleeve 24 is synchronous, the outside fixed cover of outer sliding sleeve 24 is equipped with a pair of adapter sleeve 23, adapter sleeve 23 symmetry sets up the bottom both sides at operation board 22.
The pull rod 25 is elastically inserted in the outer tube 29, the outer tube 29 vertically penetrates through the through hole 30, the through hole 30 is formed in the surface, facing the connecting rod 21, of the outer sliding sleeve 24, the bottom of the pull rod 25 penetrates through the outer sliding sleeve 24 to be inserted in the connecting rod 21, the upper surface of the connecting rod 21 is provided with an insertion hole 31 matched with the pull rod 25, and the insertion hole 31 is horizontally arranged along the upper surface of the connecting rod 21.
The inside of outer tube 29 is still vertical to be seted up in the caulking groove 28, and the one end that the pull rod 25 stretched into outer tube 29 is pegged graft fixedly with the caulking groove 28, and one shifting chute 32 has been seted up to going back the level on the outer wall of connecting rod 21, and shifting chute 32 slides with the stopper that the protrusion set up on outer sliding sleeve 24 inner wall and pegs graft, and the stopper plays the effect of guaranteeing the slip direction.
The end of the inner plate 7 inserted into the inside of the supporting plate 8 is fixedly connected with the bearing frame 10, the bottom of the bearing frame 10 is in threaded connection with the lifting rod 9, the bottom of the lifting rod 9 is fixedly installed on the upper surface of the follow-up disc 6, the bottom end surface of the follow-up disc 6 is vertically provided with the rotating rod 11, the rotating rod 11 is rotatably installed at the lower end of the inside of the supporting plate 8, one end of the side wall of the supporting plate 8 far away from the installation plate 12 is fixedly provided with the first motor 3, the output shaft of the first motor 3 is provided with the driving gear rotatably arranged on the supporting plate 8, the driving gear is meshed with the follow-up disc 6, the two sides of the transmission plate 35 are respectively convexly provided with the lifting block 33, the lifting block 33 is in threaded connection with the threaded rod 13, the bottom of the installation plate 12 is provided with the second motor 18 for driving the threaded rod 13 to rotate, the vertical array distribution of the upper surface of the transmission plate 35 is provided with a plurality of supporting beams 34, and the top of the supporting beams 34 is connected with the top protection component 4, the top protection component 4 comprises a top protection plate 5, the transmission plate 35 carries the lifting height of the top protection plate 5, and the space inside the outer frame component 1 is expanded.
When the support device is used, firstly, the auxiliary assembly 2 and the top protection assembly 4 are moved to a position required during roadway excavation through the support plate 8, firstly, the second motor 18 is started, the second motor 18 drives the threaded rod 13 to rotate, the threaded rod 13 drives the lifting block 33 to move upwards, then the transmission plate 35 drives the top protection plate 5 to ascend, the space in the outer frame assembly 1 is expanded, then, the first motor 3 is started, the first motor 3 drives the follow-up disc 6 to rotate, the lifting rod 9 rotates after the follow-up disc 6 rotates, then the bearing frame 10 in threaded connection with the lifting rod 9 is lifted, at the moment, the inner plate 7 surrounds the support beam 34 in three directions, only one surface of the support device is in an open state, an operator can enter the interior of the support device, the top protection plate 5 and the extended inner plate 7 temporarily protect the operator, at the moment, site investigation is carried out through adjustment of the auxiliary assembly 2, and, Drawing during planning is assisted, the limiting pin 19 is pulled out, then the lifting plate 15 is slid upwards until the convex block is flush with the mounting hole 14 which is positioned higher, the limiting pin 19 is inserted to fix the height position of the lifting plate 15, then the pull rod 25 is pulled, the outer wall of the pull rod 25 is provided with an inner embedded block 27 which is elastically connected with the inner embedded groove 28, the inner embedded block 27 is positioned on the inner wall of the inner embedded groove 28, a spring 26 is arranged between the inner embedded block 27 and the inner embedded groove 28, the bottom of the pull rod 25 is pushed into the inside of the inserting hole 31 to be fixed through the elasticity of the spring 26, after the working plate 22 in the original folding state is stretched in length, the pull rod 25 is used for fixing, at the moment, the bolt is removed, the turntable 20 can rotate, after the two working plates 22 are rotated ninety degrees relatively, the bolt is installed with other threaded holes again, then the two working plates 22 form a whole, the drawing planning and observation are carried out, and the temporary support device for tunneling is used, the tunnel supporting device is reasonable in arrangement, supporting convenience during tunneling of a tunnel is effectively improved, storage is convenient, and the tunnel supporting device can be widely popularized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a temporary support device of tunnelling usefulness, includes frame subassembly (1), auxiliary assembly (2), top protection subassembly (4), its characterized in that: the outer frame assembly (1) is of a U-shaped structure and comprises an inner plate (7) and a support plate (8) which are mutually spliced, a pair of mounting plates (12) are vertically mounted on the inner wall of the support plate (8), the mounting plates (12) are oppositely distributed along the inner walls of two sides of the support plate (8), grooves for the rotation mounting of a threaded rod (13) are vertically formed in opposite surfaces of the pair of mounting plates (12), a transmission plate (35) is further mounted between the pair of mounting plates (12), and the upper portion of the transmission plate (35) is connected with the top protection assembly (4);
all be provided with auxiliary assembly (2) on the lateral wall of a pair of mounting panel (12), auxiliary assembly (2) and mounting panel (12) vertical distribution.
2. A temporary support device for tunnel boring according to claim 1, wherein: auxiliary assembly (2) are including carousel (20), connecting rod (21), operation board (22), carousel (20) rotate and install on lifter plate (15), lifter plate (15) movable mounting is on the lateral wall of mounting panel (12), mounting panel (12) and threaded rod (13) are vertical on the lateral wall of the same face have seted up adjustment tank (16), the inside of adjustment tank (16) and the extension slider sliding connection of lifter plate (15), still integrative structure has the lug on lifter plate (15) are located the face of threaded rod (13), run through on the lug and install spacer pin (19), spacer pin (19) are pegged graft with mounting hole (14) of seting up two vertical distributions at adjustment tank (16) side.
3. A temporary support device for tunnel boring according to claim 2, wherein: carousel (20) are shot towards installing block (17) on the face of lifter plate (15), run through on installing block (17) and install the bolt, the bolt is linked with the screw hole screw thread that sets up to be forty-five degrees distributions on lifter plate (15) outer wall, carousel (20) keep away from on the face of lifter plate (15) with the one end fixed connection of connecting rod (21), the other end and outer sliding sleeve (24) sliding connection of connecting rod (21).
4. A temporary support device for use in tunnelling according to claim 3, in which: it is fixed to peg graft through pull rod (25) elasticity between outer sliding sleeve (24) and connecting rod (21), outer sliding sleeve (24) and operation board (22) fixed connection, operation board (22) rotate with outer sliding sleeve (24) are synchronous, the outside fixed cover of outer sliding sleeve (24) is equipped with a pair of adapter sleeve (23), adapter sleeve (23) symmetry sets up the bottom both sides at operation board (22).
5. The temporary support device for tunneling according to claim 4, characterized in that: the pull rod (25) is elastically inserted in the outer tube (29), the outer tube (29) vertically penetrates through the through hole (30) in an inserting mode, the through hole (30) is formed in the surface, facing the connecting rod (21), of the outer sliding sleeve (24), the bottom of the pull rod (25) penetrates through the outer sliding sleeve (24) to be inserted in the connecting rod (21), an inserting hole (31) matched with the pull rod (25) is formed in the upper surface of the connecting rod (21), and the inserting hole (31) is horizontally arranged along the upper surface of the connecting rod (21).
6. The temporary support device for tunneling according to claim 5, characterized in that: the inside of outer tube (29) is still vertical to be seted up in caulking groove (28), the one end that outer tube (29) were stretched into in pull rod (25) is pegged graft fixedly with in caulking groove (28), one shifting chute (32) has been seted up to going back the level on the outer wall of connecting rod (21), shifting chute (32) and the stopper slip grafting that the protrusion set up on outer sliding sleeve (24) inner wall.
7. A temporary support device for tunnel boring according to claim 1, wherein: the utility model discloses a follow-up disc drive device, including inner panel (7), backup pad (8), one end and bear frame (10) fixed connection that the backup pad (8) was inside inserted to inner panel (7), bear the bottom and lift bar (9) threaded connection of frame (10), the bottom fixed mounting of lift bar (9) is at follow-up disc (6) upper surface, the bottom face of follow-up disc (6) is vertical to be equipped with rotary rod (11), rotary rod (11) rotate and install the inside low side at backup pad (8), the one end fixed mounting who keeps away from mounting panel (12) on the lateral wall of backup pad (8) has first motor (3), install on the output shaft of first motor (3) and rotate the drive gear that sets up in backup pad (8), drive gear and follow-up disc (6) meshing.
8. The temporary support device for tunneling according to claim 5, characterized in that: the both sides of driving plate (35) are all the protrusion and are shot there are elevator (33), elevator (33) and threaded rod (13) threaded connection, drive threaded rod (13) pivoted second motor (18) are installed to the bottom of mounting panel (12), the vertical array distribution of upper surface of driving plate (35) has many supporting beam (34), supporting beam (34) the top with the top protect subassembly (4) and link to each other, the top is protected subassembly (4) and is included top backplate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111507807.0A CN114233346B (en) | 2021-12-10 | 2021-12-10 | Temporary support device for tunnel tunneling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111507807.0A CN114233346B (en) | 2021-12-10 | 2021-12-10 | Temporary support device for tunnel tunneling |
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| Publication Number | Publication Date |
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| CN114233346A true CN114233346A (en) | 2022-03-25 |
| CN114233346B CN114233346B (en) | 2023-11-24 |
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| CN202111507807.0A Active CN114233346B (en) | 2021-12-10 | 2021-12-10 | Temporary support device for tunnel tunneling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776340A (en) * | 2022-05-30 | 2022-07-22 | 安徽理工大学 | Mine tunnel space lining supporting structure that 3D printed and preparation facilities thereof |
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