CN114233346B - Temporary support device for tunnel tunneling - Google Patents
Temporary support device for tunnel tunneling Download PDFInfo
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- CN114233346B CN114233346B CN202111507807.0A CN202111507807A CN114233346B CN 114233346 B CN114233346 B CN 114233346B CN 202111507807 A CN202111507807 A CN 202111507807A CN 114233346 B CN114233346 B CN 114233346B
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- support device
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- 230000005641 tunneling Effects 0.000 title abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 239000003245 coal Substances 0.000 description 19
- 238000009434 installation Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
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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)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to the technical field of roadway exploitation, in particular to a temporary support device for roadway tunneling, which comprises an outer frame assembly, an auxiliary assembly and a top protection assembly, wherein the outer frame assembly is of a U-shaped structure and comprises inner plates and support plates which are mutually spliced, a pair of mounting plates are vertically arranged on the inner walls of the support plates, the mounting plates are relatively distributed along the inner walls of the two sides of the support plates, grooves for rotating and installing threaded rods are vertically formed in the opposite surfaces of the pair of mounting plates, a transmission plate is further arranged between the pair of mounting plates, and the upper part of the transmission plate is connected with the top protection assembly; the pair of side walls of the mounting plates are provided with auxiliary assemblies, the auxiliary assemblies are vertically distributed with the mounting plates, each auxiliary assembly comprises a rotary table, a connecting rod and a working plate, and the rotary tables are rotatably mounted on the lifting plates. The temporary support device for tunneling is reasonable in arrangement, can effectively improve the support convenience during tunneling, is convenient to store, and can be widely popularized.
Description
Technical Field
The invention relates to the technical field of roadway exploitation, in particular to a temporary support device for roadway tunneling.
Background
Coal mines are areas where mankind is mining coal resources in coal-rich mining areas, and are generally classified into underground coal mines and open pit coal mines. When the coal seam is far from the earth surface, coal is generally selected to be extracted from underground mining roadways, which is an underground coal mine. When the distance between the coal seam and the ground surface is very short, the earth surface soil layer is generally stripped directly to excavate coal, and the coal is an open pit coal mine. Most of coal mines in China belong to underground coal mines. Coal mine range includes large areas of above-ground and below-ground and related facilities. Coal mines are reasonable spaces that humans excavate when mining coal-rich geologic formations, and generally include roadways, shaft pits, and face formations, among others. Coal is the most predominant solid fuel, one of the combustible organic rocks.
In the existing coal mine roadway exploitation process, when an operator performs operation planning and on-site guidance underground, a temporary support device is required to protect, and the existing temporary support 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 tunneling.
The technical scheme adopted for solving the technical problems is as follows: the temporary support device for tunneling comprises an outer frame assembly, an auxiliary assembly and a top protection assembly, wherein the outer frame assembly is of a U-shaped structure and comprises an inner plate and a supporting plate which are mutually inserted, a pair of mounting plates are vertically arranged on the inner wall of the supporting plate, the mounting plates are distributed relatively along the inner walls of two sides of the supporting plate, grooves for the threaded rod to rotate and mount are vertically formed in the opposite surfaces of the pair of mounting plates, a transmission plate is further arranged between the pair of mounting plates, and the upper part of the transmission plate is connected with the top protection assembly;
and the side walls of the pair of mounting plates are provided with auxiliary assemblies, and the auxiliary assemblies are vertically distributed with the mounting plates.
Preferably, the auxiliary assembly comprises a rotary table, a connecting rod and an operation plate, the rotary table is rotatably arranged on the lifting plate, the lifting plate is movably arranged on the side wall of the mounting plate, an adjusting groove is vertically formed in the side wall of the same face of the mounting plate and the threaded rod, the inside of the adjusting groove is in sliding connection with an extending sliding block of the lifting plate, the lifting plate is located on the face of the threaded rod and is integrally provided with a protruding block, a limiting pin is arranged on the protruding block in a penetrating mode, and the limiting pin is inserted into two vertically distributed mounting holes formed in the side of the adjusting groove.
Preferably, the carousel is provided with the installation piece on the face towards the lifter plate, install the bolt through on the installation piece, the bolt is with seting up the screw hole threaded connection that is forty-five degrees distribution on the lifter plate outer wall, the carousel keep away from on the face of lifter plate with the one end fixed connection of connecting rod, the other end and the outer sliding sleeve sliding connection of connecting rod.
Preferably, the outer sliding sleeve is elastically inserted and fixed with the connecting rod through a pull rod, the outer sliding sleeve is fixedly connected with the operation plate, the operation plate and the outer sliding sleeve synchronously rotate, a pair of connecting sleeves are fixedly sleeved outside the outer sliding sleeve, and the connecting sleeves are symmetrically arranged on two sides of the bottom of the operation plate.
Preferably, the pull rod is elastically inserted in the outer tube, the outer tube vertically penetrates through the inner portion of 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 with the connecting rod, the upper surface of the connecting rod is provided with inserting holes matched with the pull rod, and the inserting holes are horizontally arranged along the upper surface of the connecting rod.
Preferably, the inner part of the outer tube is further vertically provided with an embedded groove, one end of the pull rod extending into the outer tube is fixedly inserted into the embedded groove, the outer wall of the connecting rod is further horizontally provided with a moving groove, and the moving groove is slidably inserted into a limiting block protruding from the inner wall of the outer sliding sleeve.
Preferably, the inner plate inserts the inside one end of backup pad and bears a fixed connection, bear the bottom and the lifting rod threaded connection of frame, the bottom fixed mounting of lifting rod is at the follow-up dish upper surface, the vertical rotary rod that is equipped with of bottom face of follow-up dish, the rotary rod rotates the inside low end of installing at the backup pad, the one end fixed mounting who keeps away from the mounting panel on the lateral wall of backup pad has first motor, install on the output shaft of first motor and rotate the drive gear who sets up in the backup pad, drive gear and follow-up dish meshing.
Preferably, the both sides of drive plate all protrusion is provided with the lifter block, lifter block and threaded rod threaded connection, the second motor of drive threaded rod pivoted is installed to the bottom of mounting panel, the vertical array in upper surface of drive plate distributes has a plurality of supporting beams, the top of supporting beam links to each other with the top and protects the subassembly, the top protects the subassembly and includes the top backplate.
The beneficial effects of the invention are as follows: according to the temporary support device for tunneling, the supporting convenience in tunneling can be effectively improved through the coordination of the outer frame component, the auxiliary component and the top support component, the working efficiency of tunneling is improved, the tunneling work is efficiently assisted through temporary support, the working comfort and safety of operators are improved, dangerous elements in tunneling are avoided, the outer frame component drives the top support component to rise, the containing space for working is further enlarged, the temporary support device for tunneling can be quickly retracted when not in use, the occupied space is reduced, the use is small, the whole part coordination is relied, the efficient opening mode can be carried out in tunneling, the subsequent working efficiency is improved, the temporary support device for tunneling is effectively supported when the simulation distribution is needed in the temporary support, the space is saved by the coordination of the connecting rod and the outer sliding sleeve, the application range can be increased, the temporary support device for tunneling is reasonable in setting, the temporary support device for efficiently improving the tunneling, the storage of the tunneling is convenient to popularize and wide.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view of an outer frame assembly;
FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 4 is a schematic diagram of the structure of the auxiliary assembly;
FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 4;
fig. 6 is a schematic structural view of the support beam.
In the figure: 1. an outer frame assembly; 2. an auxiliary component; 3. a first motor; 4. a top protection component; 5. a top guard board; 6. a follower disk; 7. an inner plate; 8. a support plate; 9. a lifting rod; 10. a carrier; 11. a rotating rod; 12. a mounting plate; 13. a threaded rod; 14. a mounting hole; 15. a lifting plate; 16. an adjustment tank; 17. a mounting block; 18. a second motor; 19. a limiting pin; 20. a turntable; 21. a connecting rod; 22. a work plate; 23. connecting sleeves; 24. an outer sleeve; 25. a pull rod; 26. a spring; 27. an inner insert; 28. an embedded groove; 29. an outer tube; 30. a through hole; 31. a plug hole; 32. a moving groove; 33. a lifting block; 34. a support beam; 35. and a transmission plate.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-6, the temporary support device for tunneling comprises an outer frame assembly 1, an auxiliary assembly 2 and a top protection assembly 4, wherein 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 inserted, a pair of mounting plates 12 are vertically arranged 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 rotatably mounting threaded rods 13 are vertically arranged on the opposite surfaces of the pair of mounting plates 12, a transmission plate 35 is further arranged between the pair of mounting plates 12, and the upper part of the transmission plate 35 is connected with the top protection assembly 4;
the side walls of a pair of mounting plates 12 are respectively provided with an auxiliary assembly 2, the auxiliary assemblies 2 and the mounting plates 12 are vertically distributed, each auxiliary assembly 2 comprises a rotary table 20, a connecting rod 21 and a working plate 22, each rotary table 20 is rotatably mounted on each lifting plate 15, each lifting plate 15 is movably mounted on the side wall of each mounting plate 12, each mounting plate 12 and each threaded rod 13 are vertically provided with an adjusting groove 16 on the side wall on the same plane, the inside of each adjusting groove 16 is in sliding connection with an extending sliding block of each lifting plate 15, each lifting plate 15 is located on the plane of each threaded rod 13 and is integrally provided with a protruding block, limiting pins 19 are mounted on the corresponding protruding blocks in a penetrating mode, and each limiting pin 19 is spliced with two vertically distributed mounting holes 14 formed beside each adjusting groove 16.
The face of carousel 20 towards lifter plate 15 is provided with installation piece 17, install the bolt through on the installation piece 17, the bolt links with the screw hole screw thread that is forty-five degree distribution of seting up on lifter plate 15 outer wall, the face of carousel 20 keeping away from lifter plate 15 is last with the one end fixed connection of connecting rod 21, the other end and the outer sliding sleeve 24 sliding connection of connecting rod 21, peg graft spacer 19 makes lifter plate 15's high position fixed, peg graft fixedly through pull rod 25 elasticity between outer sliding sleeve 24 and the connecting rod 21, outer sliding sleeve 24 and operation board 22 fixed connection, operation board 22 and outer sliding sleeve 24 synchronous rotation, the outside fixed cover of outer sliding sleeve 24 is equipped with a pair of adapter sleeve 23, adapter sleeve 23 symmetry sets up in the bottom both sides of operation board 22.
The pull rod 25 is elastically inserted into the outer tube 29, the outer tube 29 vertically penetrates through and is inserted into 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 and is inserted into the connecting rod 21, the upper surface of the connecting rod 21 is provided with insertion holes 31 matched with the pull rod 25, and the insertion holes 31 are horizontally arranged along the upper surface of the connecting rod 21.
The inner embedding groove 28 is further vertically formed in the outer tube 29, one end of the pull rod 25 extending into the outer tube 29 is fixedly inserted into the inner embedding groove 28, the outer wall of the connecting rod 21 is further horizontally provided with a moving groove 32, the moving groove 32 is slidably inserted into a limiting block protruding out of the inner wall of the outer sliding sleeve 24, and the limiting rod plays a role in guaranteeing the sliding direction.
The inner plate 7 inserts the inside one end of backup pad 8 and bears frame 10 fixed connection, bear the bottom of frame 10 and lifting rod 9 threaded connection, lifting rod 9's bottom fixed mounting is at follow-up plate 6 upper surface, follow-up plate 6's bottom face is vertical to be equipped with rotary rod 11, rotary rod 11 rotates the inside low side of installing in backup pad 8, one end fixed mounting who keeps away from mounting panel 12 on the lateral wall of backup pad 8 has first motor 3, install the drive gear who rotates setting at backup pad 8 on the output shaft of first motor 3, drive gear meshes with follow-up plate 6, the both sides of drive plate 35 all protrusion is provided with lifter 33, lifter 33 and threaded rod 13 threaded connection, the second motor 18 of drive threaded rod 13 pivoted is installed to the bottom of mounting panel 12, the vertical array of upper surface of drive plate 35 distributes a plurality of supporting beams 34, the top and top of supporting beam 34 link to each other with top protection subassembly 4, top protection subassembly 4 includes top protection board 5, the drive plate 35 carries the top protection board 5 to rise, the space of frame subassembly 1 is expanded.
When the invention is used, the auxiliary component 2 and the top protection component 4 are moved to a position required by roadway tunneling through the supporting plate 8, 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, the transmission plate 35 drives the top protection plate 5 to rise, the space inside the outer frame component 1 is unfolded, the first motor 3 is started at the moment, the first motor 3 drives the follower plate 6 to rotate, the lifting rod 9 rotates after the follower plate 6 rotates and then the bearing frame 10 in threaded connection with the lifting rod 9 lifts up, the inner plate 7 surrounds the supporting beam 34 in three directions, only one side of the supporting device is in an opening state, operators can enter the supporting device, the top protection plate 5 and the extended inner plate 7 temporarily protect the operators, at this time, drawing assistance is carried out during on-site investigation and planning by adjusting the auxiliary assembly 2, the limiting pin 19 is pulled out, then the lifting plate 15 is slid upwards until the protruding block is flush with the mounting hole 14 which is positioned higher, the lifting plate 15 is fixed in height position by inserting the limiting pin 19, then the pull rod 25 is pulled, an embedded block 27 which is elastically connected with the embedded groove 28 is arranged on the outer wall of the pull rod 25, the embedded block 27 is positioned on the inner wall of the embedded groove 28 and provided with a spring 26 between the embedded block and the embedded block, the bottom of the pull rod 25 is jacked into the interior of the inserting hole 31 to be fixed by the elastic force of the spring 26, after the original operation plate 22 in a retracted state is stretched for a length, the bolt is removed at this time, the turntable 20 can be rotated, after the two operation plates 22 are rotated ninety degrees relatively, the bolt is mounted with other threaded holes again, the two operation plates 22 form a whole, and planning and observation of the drawing are carried out, the temporary support device for tunneling is reasonable in arrangement, can effectively improve the support convenience during tunneling, is convenient to store, and 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 characteristics 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a temporary support device that tunnelling was used, includes frame subassembly (1), auxiliary assembly (2), top protects subassembly (4), its characterized in that: the outer frame assembly (1) is of a U-shaped structure and comprises inner plates (7) and supporting plates (8) which are mutually spliced, a pair of mounting plates (12) are vertically arranged on the inner walls of the supporting plates (8), the mounting plates (12) are distributed relatively along the inner walls of the two sides of the supporting plates (8), grooves for the threaded rods (13) to rotate and mount are vertically formed in the opposite surfaces of the pair of mounting plates (12), a transmission plate (35) is further arranged between the pair of mounting plates (12), and the upper part of the transmission plate (35) is connected with the top protection assembly (4);
the side walls of the pair of mounting plates (12) are respectively provided with an auxiliary assembly (2), and the auxiliary assemblies (2) are vertically distributed with the mounting plates (12);
the auxiliary assembly (2) comprises a rotary table (20), a connecting rod (21) and an operation plate (22), wherein the rotary table (20) is rotatably installed on the lifting plate (15), the lifting plate (15) is movably installed on the side wall of the mounting plate (12), an adjusting groove (16) is vertically formed in the side wall of the same face of the mounting plate (12) with the threaded rod (13), the inside of the adjusting groove (16) is in sliding connection with an extending sliding block of the lifting plate (15), the lifting plate (15) is located on the face of the threaded rod (13) and is integrally provided with a protruding block, a limiting pin (19) is installed on the protruding block in a penetrating mode, and the limiting pin (19) is inserted into two vertically distributed mounting holes (14) formed beside the adjusting groove (16).
2. A temporary support device for tunnelling as claimed in claim 1, wherein: the rotary table (20) is provided with a mounting block (17) towards the surface of the lifting plate (15), bolts are installed on the mounting block (17) in a penetrating mode, the bolts are in threaded connection with threaded holes distributed in forty-five degrees on the outer wall of the lifting plate (15), the rotary table (20) is far away from the surface of the lifting plate (15) and is fixedly connected with one end of a connecting rod (21), and the other end of the connecting rod (21) is in sliding connection with an outer sliding sleeve (24).
3. A temporary support device for tunnelling as claimed in claim 2, wherein: the outer sliding sleeve (24) is elastically inserted and fixed with the connecting rod (21) through the pull rod (25), the outer sliding sleeve (24) is fixedly connected with the operation plate (22), the operation plate (22) and the outer sliding sleeve (24) synchronously rotate, a pair of connecting sleeves (23) are fixedly sleeved outside the outer sliding sleeve (24), and the connecting sleeves (23) are symmetrically arranged on two sides of the bottom of the operation plate (22).
4. A temporary support device for tunnelling as claimed in claim 3, wherein: the utility model discloses a pull rod (25) elasticity grafting is in the inside of outer tube (29), the inside at through-hole (30) is vertically run through grafting to outer tube (29), through-hole (30) are seted up on the face of outer sliding sleeve (24) towards connecting rod (21), the bottom of pull rod (25) is passed outer sliding sleeve (24) and is pegged graft with connecting rod (21), peg graft hole (31) with pull rod (25) adaptation are seted up to the upper surface of connecting rod (21), peg graft hole (31) are arranged along the upper surface level of connecting rod (21).
5. A temporary support device for tunnelling as claimed in claim 4, wherein: the inner part of the outer tube (29) is further vertically provided with an inner embedding groove (28), one end of the pull rod (25) extending into the outer tube (29) is fixedly inserted into the inner embedding groove (28), the outer wall of the connecting rod (21) is further horizontally provided with a moving groove (32), and the moving groove (32) is slidably inserted into a limiting block protruding on the inner wall of the outer sliding sleeve (24).
6. A temporary support device for tunnelling as claimed in claim 1, wherein: the inner plate (7) is inserted into one end of the inside of the supporting plate (8) and 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 arranged on the upper surface of the follow-up disc (6), a rotating rod (11) is vertically arranged on the bottom end surface of the follow-up disc (6), the rotating rod (11) is rotatably arranged at the inner low end of the supporting plate (8), one end of the side wall of the supporting plate (8), far away from the mounting plate (12), is fixedly provided with the first motor (3), a driving gear which is rotatably arranged on the supporting plate (8) is arranged on the output shaft of the first motor (3), and the driving gear is meshed with the follow-up disc (6).
7. A temporary support device for tunnelling as claimed in claim 4, wherein: the utility model discloses a top protection device for a vehicle, including mounting panel (12), drive board (35) both sides all protrusion of drive board (35) are provided with lifting block (33), lifting block (33) and threaded rod (13) threaded connection, second motor (18) of drive threaded rod (13) pivoted are installed to the bottom of mounting panel (12), the vertical array in upper surface of drive board (35) distributes has many supporting beams (34), the top of supporting beam (34) links to each other with top protection subassembly (4), top protection subassembly (4) include top protection board (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 |
|---|---|
| CN114233346A CN114233346A (en) | 2022-03-25 |
| CN114233346B true CN114233346B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114776340B (en) * | 2022-05-30 | 2023-02-17 | 安徽理工大学 | Mine tunnel space lining supporting structure that 3D printed and preparation facilities thereof |
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