CN215974612U - Lifting beam device for starting chamber of full-face hard rock heading machine - Google Patents
Lifting beam device for starting chamber of full-face hard rock heading machine Download PDFInfo
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- CN215974612U CN215974612U CN202122379119.2U CN202122379119U CN215974612U CN 215974612 U CN215974612 U CN 215974612U CN 202122379119 U CN202122379119 U CN 202122379119U CN 215974612 U CN215974612 U CN 215974612U
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- lifting beam
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- hard rock
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Abstract
The utility model discloses a lifting beam device for a starting chamber of a full-face hard rock tunneling machine, which comprises two lifting beams, wherein each lifting beam comprises a plurality of lifting beam units, and the edge of each lifting beam unit is provided with a lifting beam baffle and a lifting beam connecting plate; the hoisting anchor cable is mounted on the upper portion of the wall of the starting chamber, the hoisting beam unit is fixed below the hoisting anchor cable through the mining lock, the anchor chain and the shackle, the bearing capacity of each component is high, the occupied space is small, the whole device is convenient to transport, disassemble and assemble, the expanding excavation amount of the starting chamber is reduced to the maximum extent, and the operation cost and the construction cost are reduced.
Description
Technical Field
The utility model belongs to the technical field of full-face tunneling machines, and particularly relates to a lifting beam device for an originating chamber of a full-face hard rock tunneling machine.
Background
The full-face hard rock tunneling machine is large modern mechanical equipment for excavating coal mine tunnels, road railway tunnels and mine tunnels. The starting operation of the full-face hard rock heading machine is a key step in the construction process, and the starting operation of the full-face hard rock heading machine not only needs to meet the requirements of hoisting, transporting and installing of major components and middle and small components in the starting process, but also needs to control the construction cost and the operation cost of starting chamber construction. In this regard, there are some countermeasures in the actual origination process, such as: firstly, the installation chamber is heightened and widened through expansion construction, the gantry crane is erected to realize hoisting and installation of various parts of the whole machine, and then starting operation is completed, the method needs to ensure that the expansion of the installation chamber meets the requirements of the height and the width of the gantry crane, the size needing to be expanded is 2-3 times or more of the diameter of the whole machine equipment, the construction period is long, the construction efficiency is seriously influenced, the operation cost is increased, and the economic applicability is extremely poor; secondly, a hydraulic winch is used for carrying out large-piece hoisting and installation in a manner of being matched with a pulley block, and a hand-operated chain block is used for carrying out hoisting and installation on small and medium-sized components, so that the method has high requirement on the height of the installation chamber, the size of the pulley block is large, the process of winding a steel wire rope is complex, a scaffold needs to be manually built for auxiliary installation, the whole hoisting process has a plurality of potential safety hazards, the labor intensity is high, the installation period is long, the requirement on the expansion construction on the height of the starting chamber is high, the construction efficiency is seriously influenced, and the operation cost is increased. Therefore, it is a new problem to be solved urgently to develop a lifting beam device for a starting chamber of a full-face hard rock heading machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting beam device for a starting chamber of a full-face hard rock heading machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a lifting beam device for a full-section hard rock heading machine starting chamber comprises two lifting beams, each lifting beam comprises a plurality of lifting beam units, the edge of each lifting beam unit is provided with a lifting beam baffle and a lifting beam connecting plate, each lifting beam baffle is provided with a beam connecting bolt, a beam connecting nut and a beam connecting gasket, the two adjacent lifting beam units are fixedly connected through the lifting beam baffles, the lifting beam connecting plates, the beam connecting bolts, the beam connecting nuts and the beam connecting gaskets, the top of each lifting beam unit is provided with a shackle, the shackle is connected with one end of an anchor chain, the top end of the anchor chain is provided with a mining lock, the top end of the anchor chain is connected with a lifting anchor rope through the mining lock, the top end of the lifting anchor rope is fixedly installed on the wall of the starting chamber, and a pneumatic hoist is arranged between the two lifting beams in a sliding manner.
Preferably, two beam baffles are respectively arranged at two ends of the lifting beam and fixedly connected with the lifting beam unit through bolts.
Preferably, the lifting beam unit is H-shaped steel with a welding lifting lug seat, a walking wheel is arranged on the pneumatic hoist, and the walking wheel extends into the H-shaped steel to slide.
Preferably, the top of the lifting beam unit is provided with a mounting seat, the mounting seat and the lifting beam unit are of an integrated structure, and the shackle penetrates through a through hole in the mounting seat.
Preferably, the lifting beam formed by the lifting beam units is kept in a parallel state with the plane of the wall of the originating chamber.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has wide application range, the lifting beam device adopts a structural form with adjustable two sides, the distance between the two sides can be determined according to the width of the lifting point of the component of the actual full-face hard rock tunnel boring machine, and the utility model can be applied to the starting operation of multiple diameters and various full-face hard rock tunnel boring machines;
the hoisting anchor cable is mounted on the upper part of the wall of the starting chamber, the hoisting beam unit is fixed below the hoisting anchor cable through the mining lockset, the anchor chain and the shackle, the bearing capacity of each part is strong, the occupied space is small, the whole device is convenient to transport, disassemble and assemble, the expanding excavation amount of the starting chamber is reduced to the maximum extent, and the operation cost and the construction cost are reduced;
the operation installation is simple reliable, and is nimble practical, and pneumatic hoist can slide on the lifting beam unit, transports the part of handling to required mounted position fast, accomplishes lifting by crane the transportation of part, utilizes the lifting beam baffle to carry on spacingly to pneumatic hoist, prevents that pneumatic hoist from dropping, guarantees the security and the reliability of hoist and mount transportation, reduces intensity of labour greatly to the limit ground.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present invention;
in the figure: 1. hoisting the anchor cable; 2. a mining lockset; 3. an anchor chain; 4. shackle dismounting; 5. a beam baffle; 6. a lifting beam unit; 7. lifting beam baffles; 8. a lifting beam connecting plate; 9. a beam connecting bolt; 10. a beam connection nut; 11. a beam connection washer; 12. provided is a pneumatic hoist.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a lifting beam device for a starting chamber of a full-face hard rock heading machine comprises two lifting beams, each lifting beam comprises a plurality of lifting beam units 6, the edge of each lifting beam unit 6 is provided with a lifting beam baffle 7 and a lifting beam connecting plate 8, in order to facilitate the interconnection of the plurality of lifting beam units 6, the lifting beam baffle 7 is provided with a beam connecting bolt 9, a beam connecting nut 10 and a beam connecting washer 11, the two adjacent lifting beam units 6 are fixedly connected through the lifting beam baffle 7, the lifting beam connecting plate 8, the beam connecting bolt 9, the beam connecting nut 10 and the beam connecting washer 11, in order to ensure the firm connection, the top of each lifting beam unit 6 is provided with a shackle 4, the shackle 4 is connected with one end of an anchor chain 3, in order to realize the flexible installation and disassembly, the top end of the anchor chain 3 is provided with a mining lock 2, and the top end of the anchor chain 3 is connected with a hoisting anchor cable 1 through a mining lockset 2, the top end of the hoisting anchor cable 1 is fixedly installed on the wall of the starting chamber, and a pneumatic hoist 12 is arranged between the two hoisting beams in a sliding manner.
In this embodiment, preferably, the both ends position department of lifting beam respectively is provided with a roof beam baffle 5, and roof beam baffle 5 passes through bolt fixed connection with lifting beam unit 6, carries on spacingly in order to play pneumatic block 12, prevents the effect that pneumatic block 12 dropped.
In this embodiment, preferably, the lifting beam units 6 are all H-shaped steel with welded lug seats, and the pneumatic hoist 12 is provided with traveling wheels extending into the H-shaped steel for sliding, so as to facilitate stable sliding.
In this embodiment, preferably, a mounting seat is arranged at the top of the lifting beam unit 6, the mounting seat and the lifting beam unit 6 are of an integrated structure, and the shackle 4 passes through a through hole in the mounting seat, so as to facilitate installation.
In this embodiment, preferably, the lifting beam formed by the lifting beam unit 6 is kept horizontally parallel to the plane of the wall of the initial chamber, so as to ensure the horizontal state and facilitate the sliding of the pneumatic hoist 12.
The working principle and the using process of the utility model are as follows: the hoisting anchor cables 1 are arranged on the upper part of the tunnel wall of the starting chamber, the bearing capacity of a single anchor cable 1 can reach 30 tons, and the hoisting anchor cables are arranged, so that the hoisting anchor cable has strong bearing capacity, and the bearing capacity of a hoisting beam device is ensured when each major component is hoisted; the hoisting anchor cable 1 is connected with the anchor chain 3 through the mining lockset 2, and then the hoisting beam unit 6 is connected with the anchor chain 3 through the shackle 4, so that the hoisting beam unit 6 with the welding lug seat is fixed below the hoisting anchor cable 1, the mining lockset 2, the anchor chain 3 and the shackle 4 can independently bear 40 tons and occupy a small space, the bearing strength of a connecting part of the hoisting beam device and the underground cave roof is ensured, the hoisting transportation of each major component is met, the expanding excavation amount of the initial underground cave is reduced to the maximum extent, and the operation cost is reduced; the two lifting beam units 6 are connected together to form one side of the lifting beam device through the lifting beam clamping plate 7, the lifting beam connecting plate 8, the beam connecting bolt 9, the beam connecting nut 10 and the beam connecting washer 11, so that the underground installation is facilitated, and the lifting beam device can be repeatedly disassembled and assembled for use; the hoisting beam device is divided into two sides which are in the same connection mode and are arranged in parallel, the distance S is adaptive to the width of a component hoisting point of the tunneling machine, the specific arrangement quantity of the anchor cable 1, the mining lockset 2, the anchor chain 3 and the shackle 4 which are connected with the hoisting beam unit 6 is determined according to the actual weight of the hoisting component, and the larger the weight is, the more the quantity is; the distance between the two sides is determined according to the width of the hoisting point of the part of the full-face hard rock tunnel boring machine; lifting beam unit 6 shape is the H shaped steel that has the welding lug seat, install pneumatic hoist 12 that will have the walking wheel on lifting beam unit 6, pneumatic hoist 12 can slide on lifting beam unit 6 length direction, transport the part of handling fast to required mounted position, accomplish lifting transportation of part, lifting beam both ends installation roof beam baffle 5 at the homonymy, it is spacing to pneumatic hoist 12, prevent that pneumatic hoist 12 from dropping, guarantee the security and the reliability of handling transportation, this lifting beam device is applicable to various job sites, the operation installation is simple reliable, and is nimble practical.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a lifting beam device that is used for full face hard rock entry driving machine to begin chamber which characterized in that: the lifting beam device comprises two lifting beams, each lifting beam comprises a plurality of lifting beam units (6), lifting beam baffles (7) and lifting beam connecting plates (8) are arranged at the edges of the lifting beam units (6), beam connecting bolts (9), beam connecting nuts (10) and beam connecting gaskets (11) are arranged on the lifting beam baffles (7), two adjacent lifting beam units (6) are fixedly connected through the lifting beam baffles (7), the lifting beam connecting plates (8), the beam connecting bolts (9), the beam connecting nuts (10) and the beam connecting gaskets (11), an shackle (4) is arranged at the top of each lifting beam unit (6), the shackle (4) is connected with one end of an anchor chain (3), a mining lock (2) is arranged at the top end of the anchor chain (3), and the top end of the anchor chain (3) is connected with a lifting anchor rope (1) through the mining lock (2), the top end of the hoisting anchor cable (1) is fixedly arranged on the wall of the starting chamber, and a pneumatic hoist (12) is arranged between the two hoisting beams in a sliding manner.
2. The lifting beam assembly for a full face hard rock tunnel boring machine origination chamber of claim 1 wherein: the lifting beam is characterized in that two ends of the lifting beam are respectively provided with a beam baffle (5), and the beam baffles (5) are fixedly connected with the lifting beam unit (6) through bolts.
3. The lifting beam assembly for a full face hard rock tunnel boring machine origination chamber of claim 1 wherein: the lifting beam unit (6) is H-shaped steel with a welding lifting lug seat, a walking wheel is arranged on the pneumatic hoist (12), and the walking wheel extends into the H-shaped steel to slide.
4. The lifting beam assembly for a full face hard rock tunnel boring machine origination chamber of claim 1 wherein: the top of lifting beam unit (6) is provided with the mount pad, mount pad and lifting beam unit (6) formula structure as an organic whole, and break-out (4) pass the through-hole on the mount pad.
5. The lifting beam assembly for a full face hard rock tunnel boring machine origination chamber of claim 1 wherein: and the lifting beam formed by the lifting beam units (6) is kept in a parallel state with the plane of the wall of the original chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379119.2U CN215974612U (en) | 2021-09-29 | 2021-09-29 | Lifting beam device for starting chamber of full-face hard rock heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379119.2U CN215974612U (en) | 2021-09-29 | 2021-09-29 | Lifting beam device for starting chamber of full-face hard rock heading machine |
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| CN215974612U true CN215974612U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122379119.2U Active CN215974612U (en) | 2021-09-29 | 2021-09-29 | Lifting beam device for starting chamber of full-face hard rock heading machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094690A (en) * | 2022-07-28 | 2022-09-23 | 中铁四局集团第二工程有限公司 | Mounting method of track type transportation lifting device in tunnel |
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2021
- 2021-09-29 CN CN202122379119.2U patent/CN215974612U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094690A (en) * | 2022-07-28 | 2022-09-23 | 中铁四局集团第二工程有限公司 | Mounting method of track type transportation lifting device in tunnel |
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