CN2869324Y - Pin timbering forestope suspension device - Google Patents
Pin timbering forestope suspension device Download PDFInfo
- Publication number
- CN2869324Y CN2869324Y CN 200520118999 CN200520118999U CN2869324Y CN 2869324 Y CN2869324 Y CN 2869324Y CN 200520118999 CN200520118999 CN 200520118999 CN 200520118999 U CN200520118999 U CN 200520118999U CN 2869324 Y CN2869324 Y CN 2869324Y
- Authority
- CN
- China
- Prior art keywords
- screw
- bridge
- suspended
- elevating screw
- hole
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a anchor arm forepoling bar suspender, used as a anchor arm support of coal miner or road and a forepoling during tunneling in the mine road, comprising a bridge-type bed frame, a elevating screw, a beam holding seat, a elevating push rod, a suspended screw bolt and a suspended push rod, wherein the bed frame is V-type, on which a nut is fixed on the bottom for the connection with the screw on the elevating screw; the beam holding seat is mounted on the top of the elevating screw; a circle hole is provided on the holding wall at one end of the bridge-type bed frame with a slotted hole on the holding wall at another end; and a suspended screw bolt is mounted in the two holes each. Two anchor arm forepoling bar suspenders work as a group to support a forepoling bar together. Connect the suspended screw bolt with the anchor supporting bar to hang the suspender under the roof; the forepoling bar is mounted on the beam supporting seat at the upside of the elevating screw with one end heading to big-roof area; the raise of the elevating screw to make the forepoling bar contact the roof host rock and function as a forepoling bar. The utility model has the advantages of simple structure, easy operation and good supporting performance.
Description
Technical field
The utility model relates to a kind of bolt support forestope suspender, is particularly useful for colliery coal entry anchor rod support forestope suspender.
Background technology
At present, the employed bolt support forestope of colliery coal entry anchor rod support suspender, form by the collar and nut, two suspenders front and back are screwed in exposing on the screw of two anchor poles of same column of meeting head on, forestope penetrates in two suspenders, one end interception empty top zone, because forestope is suspended to the anchor pole below, be subjected to bolt support forestope suspender, expose the anchor pole screw, nut, the influence of anchor pole pallet, forestope can't contact with top board at all, and want the backrest top lumps of wood, chock is stopped to push up and just can be finished front-probe support work, therefore, time-consuming, bigger at roof pressure, under the roof cracking situation, use the back forestope to be difficult to remove, cause operating personnel's empty top operation of would rather breaking rules and regulations, also be reluctant to use, bring very big hidden danger to safety in production.
Summary of the invention
The utility model provides a kind of above-mentioned deficiency of the prior art that overcomes, and can effectively solve the roadway supported by bolt front-probe support, especially the bolt support forestope suspender of coal entry anchor rod support tunnel front-probe support.The technical solution of the utility model is as follows: the utility model bolt support forestope suspender is by the bridge-type pedestal, elevating screw, the joist seat, the lifting push rod, suspended screw, the suspention push rod, space washer, pin is formed, it is characterized in that being provided with a circular hole along bridge-type pedestal supporting walls vertical one end supporting walls, other end supporting walls is provided with a slotted hole, and a suspended screw, suspended screw space washer respectively are installed in two holes, dowel fixes is in the hole of bridge-type pedestal two end supports wall, there is a nut bridge-type pedestal the lowest point along its vertical, elevating screw is by nut and bridge-type pedestal thread connection, elevating screw top, joist seat.
Described bridge-type pedestal is " V " type bridge architecture, two supporting walls in its top and are parallel to each other with " V " type bottom surface at grade, in supporting walls one end vertical a circular hole are set, the other end is provided with a slotted hole, and bridge-type pedestal the lowest point is provided with nut along vertical.
Described suspended screw is a hollow round bar that has support level, and round bar epimere internal thread is connected with the hypomere endoporus, and the hole of vertical its axial direction is arranged at the suspended screw bottom, and the suspention push rod is installed in the hole.
Described suspended screw is in axial direction free to rotate in bridge-type pedestal one end supporting walls circular hole, suspended screw and circular hole matched in clearance.
Described suspended screw is in bridge-type pedestal one end supporting walls slotted hole, but move left and right also can be rotated along its axial direction.
Described elevating screw is the screw thread body of rod, and vertical its axial hole is arranged at the elevating screw bottom, and the lifting push rod is installed in the hole, and one section axle is arranged at elevating screw top.
Described joist seat top is " U " type groove, and the bottom is a collar plate shape seat with holes, and the joist seat is installed on the elevating screw upper axis by the axis hole matching mechanism, and the joist seat can freely rotate along the axial direction of elevating screw.
The beneficial effects of the utility model are, bolt support forestope suspender is suspended in on two adjacent spiral thread on anchor bolt of row, forestope is suspended between the two row anchor poles, elevating screw is tightened the back forestope and can closely be contacted with roof rock, and can give anchor-hold at the beginning of one of the roof rock, can avoid top board in the absciss layer roof fall of supporting stage, elevating screw rises forestope is held out against on the top board, and elevating screw decline forestope descends naturally.When elevating screw drops to the bottom, forestope and the top board placed on the joist seat have certain spacing, inclined gallery and out-of-flatness back also can use, and " V " type structure of bridge-type pedestal can reduce big gun to greatest extent and collapse and damage, and forestope suspends in midair between two row anchor poles, do not influence the operation of anchor pole permanent support, can disposablely beat whole anchor poles, the utility model bolt support forestope suspender has simple in structure, and supporting effect is good, applied widely, characteristics such as conveniently moving are installed.
Description of drawings
Fig. 1 is a bolt support forestope suspender front view.
Fig. 2 is a bolt support forestope suspender vertical view.
Fig. 3 is bolt support forestope suspender user mode figure.
Fig. 4 is the A of Fig. 3---the A sectional view.
1. bridge-type pedestals among the figure, 2. elevating screw, 3. joist seat, 4. lifting push rod, 5. suspended screw, 6. suspention push rod, 7. space washer, 8. pin, 9. anchor pole, 10. forestope, 11. top nets, 12. anchor pole beams.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model bolt support forestope suspender is made up of bridge-type pedestal (1), elevating screw (2), joist seat (3), lifting push rod (4), suspended screw (5), suspention push rod (6), space washer (7), pin (8).On bridge-type pedestal (1) supporting walls vertical one end supporting walls, a circular hole is set, a slotted hole is set on the other end supporting walls, a suspended screw (5) respectively is installed in two holes, be fixed in the hole of bridge-type pedestal (1) two end supports wall with space washer (7), pin (8), bridge-type pedestal (1) position, the lowest point is provided with a nut along its vertical, elevating screw (2) is by nut and bridge-type pedestal (1) thread connection, elevating screw (2) top joist seat (3).
Bridge-type pedestal (1) is " V " type bridge architecture, two supporting walls in its top and are parallel to each other with " V " type bottom surface at grade, in supporting walls one end vertical a circular hole are set, the other end is provided with a slotted hole, and bridge-type pedestal (1) the lowest point is provided with nut along vertical.
Suspended screw (5) is a hollow round bar that has support level, and round bar epimere internal thread is connected with the hypomere endoporus, and the hole of vertical its axial direction is arranged at suspended screw (5) bottom, and suspention push rod (6) is installed in the hole.
Suspended screw (5) is in axial direction free to rotate in bridge-type pedestal (1) one end supporting walls circular hole, suspended screw (5) and circular hole matched in clearance.
Suspended screw (5) can move left and right in bridge-type pedestal (1) one end supporting walls slotted hole, also can rotate along its axial direction.
Elevating screw (2) is the screw thread body of rod, and vertical its axial hole is arranged at elevating screw (2) bottom, and lifting push rod (4) is installed in the hole, and one section axle is arranged at elevating screw (2) top.
Joist seat (3) top is " U " type groove, and the bottom is a collar plate shape seat with holes, and joist seat (3) is installed on elevating screw (2) upper axis by the axis hole matching mechanism, and joist seat (3) can freely rotate along the axial direction of elevating screw (2)
The suspended screw (5) of bolt support forestope suspender is screwed to adjacent two anchor poles (9) of first row of meeting head on to be exposed on the screw thread, fixed stably first bolt support forestope suspender, in first bolt support forestope suspender back, one arrange the anchor pole position at interval, with fix second bolt support forestope suspender with quadrat method, and make two bolt support forestope suspenders front and back corresponding, elevating screw (2) is screwed to the bottom, forestope (10) is put on the joist seat (3), and with an end interception empty top zone territory, with anchor pole beam (12), top net (11) is put into above the forestope (10) successively, according to the digging laneway center, direction, array pitch between anchor pole, adjust top net (11), anchor pole beam (12) is upwards twisted elevating screw (2) behind correct position, forestope is risen, forestope (10) is top net (11), anchor pole beam (12) holder is to top board, and closely contact with roof rock and to reach the front-probe support purpose, operating worker is having front-probe support to protect under the security context on top, on top board, hole, skyhook carries out the anchor pole permanent support, behind each driving coal petrography, only need the elevating screw (2) of a back bolt support forestope suspender is screwed to the bottom downwards, suspended screw (5) is returned from anchor pole (9), with bolt support forestope suspender be advanced on the first row's anchor pole of meeting head on suspention steady after, the elevating screw (2) of another bolt support forestope suspender is screwed to the bottom downwards, mobile forestope makes an end interception empty top zone, with top net (11), anchor pole beam (12) is put on the forestope (10), tighten elevating screw (2) with the forestope top board, finish front-probe support work, so circulation makes operating worker be in the environment that front-probe support is arranged all the time and finishes the bolt support operation.
Claims (7)
1, a kind of bolt support forestope suspender, it is made up of bridge-type pedestal (1), elevating screw (2), joist seat (3), lifting push rod (4), suspended screw (5), suspention push rod (6), space washer (7), pin (8), it is characterized in that bridge-type pedestal (1) supporting walls vertical one end supporting walls is provided with a circular hole, other end supporting walls is provided with a slotted hole, and a suspended screw (5) respectively is installed in two holes; Suspended screw (5) is fixed in the hole of bridge-type pedestal (1) two end supports wall with space washer (7), pin (8); Bridge-type pedestal (1) position, the lowest point is provided with a nut along its vertical, and elevating screw (2) is by nut and bridge-type pedestal (1) thread connection; Elevating screw (2) top joist seat (3).
2, bolt support forestope suspender according to claim 1, it is characterized in that bridge-type pedestal (1) is " V " type bridge architecture, two supporting walls in its top at grade, and be parallel to each other with " V " type bottom surface, in supporting walls one end vertical a circular hole is set, the other end is provided with a slotted hole, and bridge-type pedestal (1) the lowest point is provided with nut along vertical.
3, bolt support forestope suspender according to claim 1, it is characterized in that suspended screw (5) is a hollow round bar that has support level, round bar epimere internal thread is connected with the hypomere endoporus, the hole of one vertical its axial direction is arranged at suspended screw (5) bottom, and suspention push rod (6) is installed in the hole.
4, bolt support forestope suspender according to claim 1 is characterized in that suspended screw (5) is in axial direction free to rotate in bridge-type pedestal (1) one end supporting walls circular hole, suspended screw (5) and circular hole matched in clearance.
5, bolt support forestope suspender according to claim 1 is characterized in that suspended screw (5) in bridge-type pedestal (1) one end supporting walls slotted hole, can move left and right, also can rotate along its axial direction.
6, bolt support forestope suspender according to claim 1 is characterized in that elevating screw (2) is the screw thread body of rod, and vertical its axial hole is arranged at elevating screw (2) bottom, and lifting push rod (4) is installed in the hole, and one section axle is arranged at elevating screw (2) top.
7, bolt support forestope suspender according to claim 1, it is characterized in that joist seat (3) top is " U " type groove, the bottom is a collar plate shape seat with holes, joist seat (3) is installed on elevating screw (2) upper axis by the axis hole matching mechanism, and joist seat (3) can freely rotate along the axial direction of elevating screw (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520118999 CN2869324Y (en) | 2005-09-19 | 2005-09-19 | Pin timbering forestope suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520118999 CN2869324Y (en) | 2005-09-19 | 2005-09-19 | Pin timbering forestope suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2869324Y true CN2869324Y (en) | 2007-02-14 |
Family
ID=37724260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520118999 Expired - Fee Related CN2869324Y (en) | 2005-09-19 | 2005-09-19 | Pin timbering forestope suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2869324Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306694A (en) * | 2013-05-20 | 2013-09-18 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | Cantilever support method and device for heavy-pitch soft coal seam in roadway excavation |
| CN109630169A (en) * | 2018-11-09 | 2019-04-16 | 新汶矿业集团有限责任公司 | A kind of full cable bolting laneway temporary support front canopy suspension device and application |
| CN110834899A (en) * | 2019-11-21 | 2020-02-25 | 泉州台商投资区双艺商贸有限公司 | Track conveying frame |
-
2005
- 2005-09-19 CN CN 200520118999 patent/CN2869324Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306694A (en) * | 2013-05-20 | 2013-09-18 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | Cantilever support method and device for heavy-pitch soft coal seam in roadway excavation |
| CN109630169A (en) * | 2018-11-09 | 2019-04-16 | 新汶矿业集团有限责任公司 | A kind of full cable bolting laneway temporary support front canopy suspension device and application |
| CN109630169B (en) * | 2018-11-09 | 2020-10-09 | 新汶矿业集团有限责任公司 | Full-anchor-cable supporting roadway temporary supporting forepoling beam suspension device and application |
| CN110834899A (en) * | 2019-11-21 | 2020-02-25 | 泉州台商投资区双艺商贸有限公司 | Track conveying frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2830642Y (en) | Rail sequential groove forward horizontal telescopic hydraulic prop supporting system of coal working face | |
| CN2869324Y (en) | Pin timbering forestope suspension device | |
| CN110018045B (en) | Counterforce device for pier stud pseudo-static test | |
| CN106049692A (en) | Light steel house connecting structure | |
| CN214784796U (en) | Anti-seismic profile steel structure fabricated building | |
| CN213897480U (en) | Multi-story high-rise frame steel structure | |
| CN111501530B (en) | Vibration-damping locking type device for preventing box girder from falling | |
| CN108194114A (en) | Roadway head protects top and anchor bolt construction integrated apparatus temporarily | |
| CN111691300A (en) | A concrete placement support device for steel-concrete composite beam | |
| CN215442487U (en) | Energy-saving earthquake-resistant building structure | |
| CN212773375U (en) | Scaffold for high slope | |
| CN205225304U (en) | Novel multistage pressure stock that lets | |
| CN105019456B (en) | The piling support body of comprehensive piling machine | |
| CN210947630U (en) | Scaffold with hard isolation structure for construction of exterior wall dry-hanging marble | |
| CN111962851A (en) | Concrete building overhanging part decoration operation platform | |
| CN205840001U (en) | A kind of light steel house connecting structure | |
| CN2499576Y (en) | Motor vehicle carrier anchor rod drilling machine and drilling frame | |
| CN206140458U (en) | Deposit work or material rest | |
| CN202882960U (en) | Temporary support device for anchor net roadway | |
| CN221002801U (en) | Roadway support device | |
| CN1106104A (en) | Hydraulic support with reversed upright post | |
| CN101074605A (en) | Roof pretightening telescopic beam of emergent thin coal-bed lane and its supporting method | |
| CN2365397Y (en) | Terminal chock for middle and deep coal layer working face timbering | |
| CN216622033U (en) | Multi-anchor rod and/or anchor cable collaborative impact resistance testing device | |
| CN220667626U (en) | On-site efficient dust removal device for U-shaped ore body exploitation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20091019 |