CN219932207U - Temporary support frame for coal mine tunneling - Google Patents
Temporary support frame for coal mine tunneling Download PDFInfo
- Publication number
- CN219932207U CN219932207U CN202321507601.2U CN202321507601U CN219932207U CN 219932207 U CN219932207 U CN 219932207U CN 202321507601 U CN202321507601 U CN 202321507601U CN 219932207 U CN219932207 U CN 219932207U
- Authority
- CN
- China
- Prior art keywords
- support frame
- fixedly connected
- fixed
- block
- coal mine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003245 coal Substances 0.000 title claims abstract description 29
- 230000005641 tunneling Effects 0.000 title claims abstract description 13
- 239000000203 mixture Substances 0.000 abstract 1
- 230000008093 supporting effect Effects 0.000 description 23
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
Classifications
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Toys (AREA)
Abstract
The utility model belongs to the field of coal mine tunneling temporary support frames, in particular to a coal mine tunneling temporary support frame, which comprises a base; the corner of the upper end of the base is fixedly connected with the bottom end of a first support frame, a second support frame is arranged in the first support frame, the top end of the second support frame is fixedly connected with the bottom end of the arch plate, and an adjusting mechanism is arranged between the first support frame and the second support frame; through adjustment mechanism's design, realized can carry out the function of altitude mixture control to the support frame, solved the support device of current colliery goaf to not set up height-adjustable's device, if when the height of colliery goaf and support device highly different, the support frame top can't accomplish and laminate with colliery goaf top, thereby can't effectively play the support guard action, have the problem of certain potential safety hazard, improved the security.
Description
Technical Field
The utility model relates to the field of coal mine tunneling temporary support frames, in particular to a coal mine tunneling temporary support frame.
Background
The temporary support frame is mainly used for temporarily supporting a roadway in coal mine tunneling, and is erected before permanent support is erected on a working face in roadway construction and used for supporting the inner space of the roadway.
The concrete reference application number of the existing coal mine temporary support frame is: the supporting device of the coal mine goaf comprises a plurality of groups of supporting frames which are equidistantly arranged, wherein two ends of two adjacent groups of supporting frames are in one-to-one assembly connection through edge supporting plates, and prefabricated arch plates are slidably arranged above the edge supporting plates; the support frame comprises a pair of support columns and connecting plates connected between the pair of support columns, a plurality of support rods are built below the prefabricated arch plates between two adjacent connecting plates, and the prefabricated arch plates sequentially slide along the tunneling direction of the coal mine and form temporary supports built by the support rods; according to the utility model, temporary protection is formed by sequentially sliding the prefabricated arch plates along the tunneling direction of the coal mine, so that potential safety hazards caused by dropping of broken stones and the like are avoided, and a supporting rod can be built below the prefabricated arch plates by technicians, so that the safety of the technicians is ensured;
the supporting device of the coal mine goaf is not provided with the device with adjustable height, if the height of the coal mine goaf is different from the height of the supporting device, the top end of the supporting frame cannot be attached to the upper portion of the coal mine goaf, so that the supporting protection effect cannot be effectively achieved, certain potential safety hazards exist, and therefore the temporary supporting frame for coal mine tunneling is provided for the problems.
Disclosure of Invention
In order to make up the deficiency of the prior art, the supporting device of the coal mine goaf is not provided with a device with adjustable height, and if the height of the coal mine goaf is different from the height of the supporting device, the top end of the supporting frame cannot be attached to the upper part of the coal mine goaf, so that the supporting and protecting effects cannot be effectively achieved, and the problem of certain potential safety hazards exists.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a temporary support frame for coal mine tunneling, which comprises a base; the corner of the upper end of the base is fixedly connected with the bottom end of a first support frame, a second support frame is arranged in the first support frame, the top end of the second support frame is fixedly connected with the bottom end of the arch plate, and an adjusting mechanism is arranged between the first support frame and the second support frame;
the adjusting mechanism comprises a motor, the motor is arranged at a position, close to the bottom, inside the first support frame, of the motor, the rear end of the motor is fixedly connected with the side end of the first support frame, the front end of the motor is fixedly connected with the rear end of the first gear, the position, close to the upper position, of the front end of the first gear is clamped with the front end of the second gear, the rear end of the second gear is fixedly connected with the bottom end of the first fixing rod, the top end of the first fixing rod is fixedly connected with the bottom end of the first threaded rod, and the top end of the first threaded rod is fixedly connected with the limiting block.
Preferably, the outside cover of first dead lever is equipped with first fixed plate, the front and back end of first fixed plate all is connected with first support frame inner wall fixed, first dead lever and first fixed plate rotate to be connected.
Preferably, the bottom end of the second support frame is fixedly connected with the top end of the moving block, the second support frame and the moving block are sleeved on the outer side of the first threaded rod, and the moving block is in threaded connection with the first threaded rod.
Preferably, both sides of the second support frame are provided with sliding grooves, the top end of the first support frame is fixedly connected with the first fixing block, and the first fixing block is in sliding connection with the sliding grooves.
Preferably, the base, the side is provided with fixed subassembly, fixed subassembly includes the second fixed block, the second fixed block all sets up the left and right sides at base side, and second fixed block side and base fixed connection, the second fixed block is close to intermediate position department and has seted up the screw hole, the outside at the second threaded rod is established to the inside cover of screw hole, second threaded rod bottom and insert block top fixed connection.
Preferably, the top end of the second threaded rod is fixedly connected with the bottom end of the third fixed block, the top end of the third fixed block is provided with a groove, the bottom ends of the rotating block and the second fixed rod are sleeved in the groove, the top end of the rotating block is fixedly connected with the bottom end of the second fixed rod, and the rotating block and the second fixed rod are rotationally connected with the groove.
The utility model has the advantages that:
1. according to the utility model, through the structural design of the adjusting mechanism, the function of adjusting the height of the support frame is realized, the problem that the existing support device for the coal mine goaf is not provided with the height-adjustable device is solved, if the height of the coal mine goaf is different from the height of the support device, the top end of the support frame cannot be attached to the upper part of the coal mine goaf, so that the support protection function cannot be effectively realized, a certain potential safety hazard exists, and the safety is improved;
2. according to the utility model, through the structural design of the fixing component, the function of fixing the bottom end of the support frame with the ground is realized, the problem that the existing support frame is not provided with the component capable of being fixed with the ground, so that the support frame has certain instability in use is solved, and the stability is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;
FIG. 3 is an enlarged schematic structural view of the portion A of FIG. 1 according to the present utility model;
FIG. 4 is an enlarged schematic structural view of the portion B of FIG. 2 according to the present utility model;
fig. 5 is an enlarged schematic view of fig. 2C according to the present utility model.
In the figure: 1. a base; 2. a first support frame; 3. a second support frame; 4. a arch plate; 10. a motor; 11. a first gear; 12. a second gear; 13. a first fixing rod; 14. a first fixing plate; 15. a first threaded rod; 16. a limiting block; 17. a moving block; 18. a first fixed block; 19. a chute; 20. a second fixed block; 21. a threaded hole; 22. a second threaded rod; 23. inserting blocks; 24. a third fixed block; 25. a groove; 26. a rotating block; 27. and a second fixing rod.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, a temporary support for coal mine tunneling comprises a base 1; the upper end corners of the base 1 are fixedly connected with the bottom end of a first support frame 2, a second support frame 3 is arranged in the first support frame 2, the top end of the second support frame 3 is fixedly connected with the bottom end of an arch plate 4, and an adjusting mechanism is arranged between the first support frame 2 and the second support frame 3;
the adjusting mechanism comprises a motor 10, the motor 10 is arranged at a position, close to the bottom end, inside the first support frame 2, the rear end of the motor 10 is fixedly connected with the side end of the first support frame 2, the front end of the motor 10 is fixedly connected with the rear end of a first gear 11, the position, close to the upper position, of the front end of the first gear 11 is clamped with the front end of a second gear 12, the rear end of the second gear 12 is fixedly connected with the bottom end of a first fixing rod 13, the top end of the first fixing rod 13 is fixedly connected with the bottom end of a first threaded rod 15, and the top end of the first threaded rod 15 is fixedly connected with a limiting block 16;
when the motor 10 is started, the first gear 11 is driven to rotate, the second gear 12 is driven to rotate by the first gear 11, the first fixing rod 13 is driven to rotate along the inside of the first fixing plate 14 when the second gear 12 rotates, and the first threaded rod 15 and the limiting block 16 are driven to rotate by the first fixing rod 13.
Further, a first fixing plate 14 is sleeved on the outer side of the first fixing rod 13, the front end and the rear end of the first fixing plate 14 are fixedly connected with the inner wall of the first supporting frame 2, and the first fixing rod 13 is rotatably connected with the first fixing plate 14;
when the second gear 12 rotates, the first fixing rod 13 is driven to rotate along the inside of the first fixing plate 14.
Further, the bottom end of the second supporting frame 3 is fixedly connected with the top end of the moving block 17, the second supporting frame 3 and the moving block 17 are sleeved on the outer side of the first threaded rod 15, and the moving block 17 is in threaded connection with the first threaded rod 15;
when the first threaded rod 15 rotates, the outer side of the first threaded rod 15 rotates along the inside of the moving block 17, and drives the moving block 17 and the second supporting frame 3 to move upwards.
Further, both sides of the second supporting frame 3 are provided with sliding grooves 19, the top end of the first supporting frame 2 is fixedly connected with a first fixed block 18, and the first fixed block 18 is slidably connected with the sliding grooves 19;
when the second support frame 3 moves upwards, the sliding grooves 19 formed on the two sides of the second support frame 3 move upwards along the surfaces of the first fixing blocks 18 formed on the two sides of the top end of the first support frame 2, so as to adjust the height of the support frame.
Further, the base 1 is provided with a fixing assembly at the side end, the fixing assembly comprises a second fixing block 20, the second fixing blocks 20 are arranged at the left side and the right side of the side end of the base 1, the side end of the second fixing block 20 is fixedly connected with the base 1, a threaded hole 21 is formed in the position, close to the middle, of the second fixing block 20, the threaded hole 21 is internally sleeved on the outer side of a second threaded rod 22, and the bottom end of the second threaded rod 22 is fixedly connected with the top end of an inserting block 23;
when the third fixing block 24 rotates, the second threaded rod 22 is driven to rotate along the surface of the threaded hole 21 formed in the second fixing block 20, and meanwhile, the second threaded rod 22 drives the insert block 23 to move downwards until the insert block 23 is inserted into the ground, so that the bottom end of the support frame is fixed with the ground.
Further, the top end of the second threaded rod 22 is fixedly connected with the bottom end of the third fixed block 24, a groove 25 is formed in the top end of the third fixed block 24, the bottom ends of a rotating block 26 and a second fixed rod 27 are sleeved in the groove 25, the top end of the rotating block 26 is fixedly connected with the bottom end of the second fixed rod 27, and the rotating block 26 and the second fixed rod 27 are rotatably connected with the groove 25;
when the rotary type fixing device works, the second fixing rod 27 is held for rotation, the second fixing rod 27 drives the rotary block 26 to rotate along the inside of the groove 25 formed in the top end of the third fixing block 24, and meanwhile the third fixing block 24 is driven to rotate.
Working principle: when the height of the support frame needs to be raised, the motor 10 is started firstly, when the motor 10 is started, the first gear 11 is driven to rotate, the first gear 11 drives the second gear 12 to rotate, when the second gear 12 rotates, the first fixing rod 13 is driven to rotate along the inside of the first fixing plate 14, the first fixing rod 13 drives the first threaded rod 15 and the limiting block 16 to rotate, when the first threaded rod 15 rotates, the outer side of the first threaded rod 15 rotates along the inside of the moving block 17, the moving block 17 and the second support frame 3 are driven to move upwards, and when the second support frame 3 moves upwards, the sliding grooves 19 formed in two sides of the second support frame 3 move upwards along the surfaces of the first fixing blocks 18 formed in two sides of the top end of the first support frame 2 to adjust the height of the support frame.
When the bottom end of the support frame is required to be fixed with the ground, the second fixing rod 27 is held for rotation, the second fixing rod 27 drives the rotating block 26 to simultaneously rotate along the inside of the groove 25 formed in the top end of the third fixing block 24, the third fixing block 24 is driven to simultaneously rotate, when the third fixing block 24 rotates, the second threaded rod 22 is driven to rotate along the surface of the threaded hole 21 formed in the inside of the second fixing block 20, and meanwhile, the second threaded rod 22 drives the inserting block 23 to move downwards until the inserting block 23 is inserted into the ground, so that the bottom end of the support frame is fixed with the ground.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. A temporary support frame for coal mine tunneling comprises a base (1); the method is characterized in that: the upper end corners of the base (1) are fixedly connected with the bottom end of the first support frame (2), a second support frame (3) is arranged in the first support frame (2), the top end of the second support frame (3) is fixedly connected with the bottom end of the arch plate (4), and an adjusting mechanism is arranged between the first support frame (2) and the second support frame (3);
the adjusting mechanism comprises a motor (10), the motor (10) is arranged at the position, close to the bottom end, inside the first support frame (2), of the motor (10), the rear end of the motor (10) is fixedly connected with the side end of the first support frame (2), the front end of the motor (10) is fixedly connected with the rear end of the first gear (11), the front end of the first gear (11) is close to the position above and is clamped with the front end of the second gear (12), the rear end of the second gear (12) is fixedly connected with the bottom end of the first fixing rod (13), the top end of the first fixing rod (13) is fixedly connected with the bottom end of the first threaded rod (15), and the top end of the first threaded rod (15) is fixedly connected with the limiting block (16).
2. A coal mine tunnelling temporary support as claimed in claim 1, wherein: the outside cover of first dead lever (13) is equipped with first fixed plate (14), the front and back end of first fixed plate (14) all with first support frame (2) inner wall fixed connection, first dead lever (13) and first fixed plate (14) rotate to be connected.
3. A coal mine tunnelling temporary support as claimed in claim 2, wherein: the bottom of the second support frame (3) is fixedly connected with the top of the moving block (17), the second support frame (3) and the moving block (17) are sleeved on the outer side of the first threaded rod (15), and the moving block (17) is in threaded connection with the first threaded rod (15).
4. A coal mine tunnelling temporary support as claimed in claim 3 wherein: both sides of the second support frame (3) are provided with sliding grooves (19), the top end of the first support frame (2) is fixedly connected with a first fixed block (18), and the first fixed block (18) is in sliding connection with the sliding grooves (19).
5. A coal mine tunnelling temporary support as claimed in claim 4, wherein: the base (1), the side is provided with fixed subassembly, fixed subassembly includes second fixed block (20), second fixed block (20) all set up the left and right sides at base (1) side, and second fixed block (20) side and base (1) fixed connection, threaded hole (21) are offered near intermediate position department to second fixed block (20), the outside at second threaded rod (22) is established to the inside cover of threaded hole (21), second threaded rod (22) bottom and insert block (23) top fixed connection.
6. A coal mine tunnelling temporary support as claimed in claim 5, wherein: the top of the second threaded rod (22) is fixedly connected with the bottom of the third fixed block (24), the top of the third fixed block (24) is provided with a groove (25), the bottom of the rotating block (26) and the bottom of the second fixed rod (27) are sleeved inside the groove (25), the top of the rotating block (26) is fixedly connected with the bottom of the second fixed rod (27), and the rotating block (26) and the second fixed rod (27) are rotationally connected with the groove (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321507601.2U CN219932207U (en) | 2023-06-14 | 2023-06-14 | Temporary support frame for coal mine tunneling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321507601.2U CN219932207U (en) | 2023-06-14 | 2023-06-14 | Temporary support frame for coal mine tunneling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932207U true CN219932207U (en) | 2023-10-31 |
Family
ID=88498437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321507601.2U Active CN219932207U (en) | 2023-06-14 | 2023-06-14 | Temporary support frame for coal mine tunneling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932207U (en) |
-
2023
- 2023-06-14 CN CN202321507601.2U patent/CN219932207U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111962683B (en) | Prefabricated house and construction method thereof | |
| CN112302693A (en) | Subway tunnel antidetonation support column | |
| CN219932207U (en) | Temporary support frame for coal mine tunneling | |
| CN210713907U (en) | Protection device for construction safety | |
| CN218263978U (en) | Detachable supporting device for subway civil engineering | |
| CN114776354B (en) | Mine ore mining supporting platform | |
| CN207228779U (en) | A kind of Multifunctional garden guardrail | |
| CN214995718U (en) | Supporting frame for coal mining tunneling roadway | |
| CN114233354A (en) | Rock burst protector for coal mine | |
| CN202644476U (en) | Retention wall structure | |
| CN214615450U (en) | Safety protection support for municipal works construction | |
| CN220686082U (en) | Be arranged in hard rock stratum upper wall down stake formula deep basal pit building envelope | |
| CN213928401U (en) | Supporting device for tunnel engineering construction | |
| CN220336634U (en) | Soft foundation protection device | |
| CN216305973U (en) | Coal mine underground tunneling working face temporary supporting equipment | |
| CN217925952U (en) | Protection device for coal mine tunneling | |
| CN219281764U (en) | Coal mine tunneling supporting device | |
| CN214705262U (en) | Warning device for building engineering | |
| CN211313142U (en) | Height-adjustable rotary stair placed under floor | |
| CN220580735U (en) | Fence is kept apart in safety control | |
| CN216765905U (en) | Safe type housing construction underground structure supporting device | |
| CN213869911U (en) | Supporting device easy to adjust for coal mine tunneling | |
| CN220889638U (en) | Support arrangement for civil engineering is with strutting arrangement | |
| CN211646694U (en) | Assembled building supporting seat | |
| CN216894458U (en) | Frame falls to ground from moving formula preceding flexible advance support device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |