CN116216177A - Multistage passive telescopic belt reversed loader - Google Patents
Multistage passive telescopic belt reversed loader Download PDFInfo
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- CN116216177A CN116216177A CN202211590037.5A CN202211590037A CN116216177A CN 116216177 A CN116216177 A CN 116216177A CN 202211590037 A CN202211590037 A CN 202211590037A CN 116216177 A CN116216177 A CN 116216177A
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- telescopic
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- telescopic assembly
- pulley
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/22—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising a series of co-operating units
- B65G15/26—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising a series of co-operating units extensible, e.g. telescopic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/065—Multi-track vehicles, i.e. more than two tracks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/10—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof
- B65G21/14—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof to allow adjustment of length or configuration of load-carrier or traction element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/10—Arrangements of rollers
- B65G39/12—Arrangements of rollers mounted on framework
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention belongs to the technical field of underground coal mining transfer equipment, and particularly relates to a multistage passive telescopic belt transfer machine. The device comprises a walking part, a rotary chassis arranged on the walking part, a main frame body arranged on the rotary chassis, a primary telescopic assembly arranged on the main frame body, a rotary discharging part connected with one end of the primary telescopic assembly, a secondary telescopic assembly connected with the primary telescopic assembly in sequence in multiple stages, and a secondary telescopic assembly connected with the primary telescopic assembly slides along the primary telescopic assembly, wherein adjacent secondary telescopic assemblies slide relatively; the primary telescopic assembly and the secondary telescopic assemblies are provided with a plurality of groups of carrier roller assemblies for carrying the belt, the ends of the primary telescopic assemblies and the secondary telescopic assemblies are provided with limiting devices for limiting the telescopic length of the secondary telescopic assemblies, and the bottoms of the secondary telescopic assemblies are provided with supporting wheels. The invention can move forward and backward along with the tunneling equipment.
Description
Technical Field
The invention belongs to the technical field of underground coal mining transfer equipment, and particularly relates to a multistage passive telescopic belt transfer machine.
Background
In the tunnel opening construction process, the discharging mainly adopts a shuttle car or a small scraper, the shuttle car transportation belongs to an intermittent transportation process, the bottom plate can be repeatedly rolled and damaged, the scraper is adopted for transportation, the scraper needs to be regularly prolonged, and when an adhesive tape conveyer is paved in the later period, the retracting workload of the scraper is large. Therefore, a movable telescopic belt reversed loader needs to be developed for solving the discharging problem in the tunnel opening construction process, and the equipment needs to be capable of passively walking on one hand, and is convenient to move back and forth along with tunneling equipment, and the equipment is used for receiving materials, discharging materials and rapidly withdrawing materials; on the other hand, the conveying belt needs to freely stretch and retract within a certain length, so that continuous discharging at turning and different distances is realized; meanwhile, the device can be connected in series by multiple machines, and the requirements of different opening lengths are met.
Chinese patent application No. 202123236378.6 discloses a mobile material transfer machine, which designs the transfer machine on a moving assembly, but the transfer machine itself does not have a telescopic function, and cannot realize continuous discharge at turns and different distances. The chinese patent application No. 201922478228.2 discloses a downhole crawler belt conveyor which can be displaced so that there is enough space behind the continuous miner to support the roadway, but the patent still does not have a telescopic function.
Disclosure of Invention
The invention aims to solve the problems and provides a multistage passive telescopic belt reversed loader.
The invention adopts the following technical scheme: the utility model provides a multistage passive telescopic belt reversed loader, includes running part, sets up the gyration chassis on running part, sets up the body on the gyration chassis, sets up one-level flexible subassembly on the body, and the unloading portion is connected to one end of one-level flexible subassembly, and the secondary flexible subassembly that multistage connection in proper order is connected to the other end of one-level flexible subassembly, and the secondary flexible subassembly that is connected with one-level flexible subassembly slides along one-level flexible subassembly, slides relatively between the adjacent secondary flexible subassembly; the primary telescopic assembly and the secondary telescopic assemblies are provided with a plurality of groups of carrier roller assemblies for carrying the belt, and the ends of the primary telescopic assembly and the secondary telescopic assemblies are provided with limiting devices for limiting the telescopic length of the secondary telescopic assemblies; the front end of the secondary telescopic component is provided with a receiving part.
In some embodiments, the primary telescoping assembly is structurally identical to the secondary telescoping assembly, and comprises side frames arranged on two sides, a plurality of groups of connecting cross beams are arranged between the side frames on two sides, and the carrier roller assemblies are arranged on the connecting cross beams.
In some embodiments, a slide rail comprising a plurality of pulley assemblies is provided on the inner side of the side frame for sliding movement of a secondary telescoping assembly coupled thereto.
In some embodiments, the pulley assembly includes upper and lower sets of pulleys mounted on a pulley mount secured to the inner side of the side frame.
In some embodiments, the rotary discharge portion includes a rotatable discharge hopper that is driven to rotate by a hydraulic device.
In some embodiments, the secondary retraction assembly front end is provided with a scram button.
In some embodiments, the rotary chassis comprises an upper platform and a lower platform which can rotate relatively, the lower platform is fixed on the walking part, connecting baits are arranged on two sides of the upper platform and are used for being hinged with the main frame body, an oil cylinder connecting seat is arranged at a middle shaft position of a connecting line of the two connecting baits, and a telescopic oil cylinder is arranged between the oil cylinder connecting seat and the bottom of the main frame body.
In some embodiments, the lower platform is provided with a second pin hole, the upper platform is provided with a first pin hole, and a pin shaft is arranged between the first pin hole and the second pin hole.
In some embodiments, a synchronous telescopic control structure is arranged between adjacent telescopic assemblies, the synchronous telescopic control structure comprises a first fixed pulley and a second fixed pulley which are arranged at the front end and the rear end of a previous telescopic assembly, a non-closed first chain is connected between the first fixed pulley and the second fixed pulley, two ends of the first chain are fixedly connected with a first fixed end and a second fixed end respectively, and the first fixed end and the second fixed end are fixed on the latter telescopic assembly; and a third fixed pulley and a fourth fixed pulley are arranged at the front end and the rear end of the rear telescopic component.
Compared with the prior art, the invention has the following beneficial effects:
the invention can move forwards and backwards along with the tunneling equipment, meanwhile, the receiving part is required to move forwards/backwards/leftwards/rightwards passively along with the discharging part of the tunneling equipment, the discharging part is relatively fixed at a designated discharging point, and multi-machine serial combination is required to be realized.
The invention can enter the roadway to be excavated along with turning of the tunneling equipment, so that the initial length of the equipment is required to be as short as possible, the roadway passing performance is better, the whole machine transportation distance is required to be as long as possible, the quantity of the equipment is reduced, and meanwhile, when the transportation distance is required to be changed, an elastic belt is not required.
The invention can passively stretch to meet the requirements of single-machine operation and multi-machine serial operation.
Drawings
FIG. 1 is a front view of a passive telescopic belt self-moving transfer machine of the present invention;
FIG. 2 is a top view of the passive telescopic belt self-moving transfer conveyor of the present invention;
FIG. 3 is a schematic view of a rotary discharge portion according to the present invention;
FIG. 4 is a top view of the primary retraction assembly of the present invention;
FIG. 5 is a schematic view of a swing chassis of the present invention;
FIG. 6 is a schematic view of the support wheel structure of the present invention;
in the figure, the walking part, the upper platform, the lower platform, the second pin hole, the pin shaft, the first pin hole, the bait, the cylinder connecting seat, the main frame, the secondary telescopic component, the discharging part, the receiving part, the side frame, the connecting cross beam, the pulley component, the driving sprocket, the chain component and the chain component are respectively arranged at the positions of 1-walking part, 1.1-upper platform, 1.2-lower platform, 1.3-second pin hole, 1.4-pin shaft, 1.5-first pin hole, 1.6-connecting bait, 1.7-cylinder connecting seat, the main frame, the primary telescopic component, the secondary telescopic component, the discharging part, the receiving part, the connecting cross beam, the pulley component, the driving sprocket and the chain component are respectively arranged at the positions of 3-primary and 4-secondary telescopic component, the pulley component, the driving sprocket and the chain component are respectively arranged at the positions of 801-driving sprocket and 802.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-2, a multi-stage passive telescopic belt reversed loader comprises a walking part 1, a rotary chassis arranged on the walking part, a main frame body 2 arranged on the rotary chassis, a primary telescopic assembly 3 arranged on the main frame body 2, a rotary unloading part 5 connected with one end of the primary telescopic assembly 3, a secondary telescopic assembly 4 connected with the primary telescopic assembly 3 in sequence and connected with the other end of the primary telescopic assembly 3 in multiple stages, wherein the secondary telescopic assembly 4 connected with the primary telescopic assembly 3 slides along the primary telescopic assembly 3, the primary telescopic assembly 3 and the secondary telescopic assembly 4 are driven to slide and stretch relatively by a driving device, and adjacent secondary telescopic assemblies 4 slide relatively; the primary telescopic assembly 3 and the secondary telescopic assemblies 4 are provided with a plurality of groups of carrier roller assemblies for carrying the belt, and the ends of the primary telescopic assembly 3 and each secondary telescopic assembly 4 are provided with limiting devices for limiting the telescopic length of the secondary telescopic assemblies 4; the bottom of the secondary telescopic assembly 4 is provided with a supporting wheel 6.
As shown in fig. 4, the primary telescopic assembly 3 has the same structure as the secondary telescopic assembly 4, and comprises side frames 301 arranged on two sides, a plurality of groups of connecting cross beams 302 are arranged between the side frames 301 on two sides, and the carrier roller assembly 7 is arranged on the connecting cross beams 302.
As shown in fig. 4, a slide way formed by a plurality of pulley assemblies 303 is arranged on the inner side of the side frame 301, and the secondary telescopic assembly 4 connected with the slide way slides along the slide way.
The pulley assembly 303 comprises an upper pulley and a lower pulley, the pulleys are mounted on a pulley mounting frame, and the pulley mounting frame is fixed on the inner side of the side frame. The secondary telescopic assembly 4 is arranged between the upper and lower sets of pulleys.
The rotary discharging part 5 comprises a rotatable discharging hopper, and the discharging hopper is driven to rotate by a hydraulic device. The rotatable rotary discharge part 5 can ensure that the discharge angle is always above the transfer belt.
The telescopic boom can stretch out and draw back with the follow-up, and discharge portion and receiving portion structure separation can rotate separately, realizes the transportation of material better.
The front end of the secondary telescopic assembly 4 is provided with an emergency stop button and is also provided with remote control operation.
As shown in fig. 5, the rotary chassis comprises an upper platform 1.1 and a lower platform 1.2 which can rotate relatively, the lower platform 1.2 is fixed on the walking part 1, connecting baits 1.6 are arranged on two sides of the upper platform 1.1 and are used for being hinged with the main frame body 2, an oil cylinder connecting seat 1.7 is arranged at a middle shaft position of a connecting line of the two connecting baits 1.6, and a telescopic oil cylinder is arranged between the oil cylinder connecting seat 1.7 and the bottom of the main frame body 2. The lower platform 1.2 is provided with a second pin hole 1.3, the upper platform 1.1 is provided with a first pin hole 1.5, and a pin shaft 1.4 is arranged between the first pin hole 1.5 and the second pin hole 1.3.
By adopting the structure, when the pin shaft 2.4 is inserted into the first pin hole 2.5 and the second pin hole 2.3, the rotary chassis can be prevented from rotating randomly. When the pin shaft 2.4 is pulled out, the rotary ground disc can rotate in the horizontal 360-degree direction and the vertical 180-degree direction. The rotation belongs to passive rotation, and can carry out accompanying rotation along with the direction of the heading machine in the traveling process of the reversed loader.
As shown in fig. 3, a synchronous telescopic control structure is arranged between adjacent telescopic components, the synchronous telescopic control structure comprises a first fixed pulley 901 and a second fixed pulley 905 which are arranged at the front end and the rear end of a previous telescopic component, a non-closed first chain 902 is connected between the first fixed pulley 901 and the second fixed pulley 905, two ends of the first chain 902 are respectively and fixedly connected with a first fixed end 903 and a second fixed end 904, and the first fixed end 903 and the second fixed end 904 are fixed on the latter telescopic component; the front and rear ends of the latter telescopic assembly are provided with a third fixed pulley 906 and a fourth fixed pulley 910.
Taking two adjacent secondary telescopic assemblies 4 as an example, a first fixed pulley 901 and a second fixed pulley 905 are fixed at the front and rear ends of the secondary telescopic assembly 4, and a first fixed end 903 and a second fixed end 904 are fixed on the previous secondary telescopic assembly 4. When the movable telescopic belt conveyor is passively stretched, the former secondary telescopic assembly 4 is subjected to forward tension to move forward, and meanwhile, the first chain 902 starts to rotate on the premise that the former secondary telescopic assembly 4 is subjected to the tension, at this time, because the first fixing end 903 and the second fixing end 904 at two ends of the first chain 902 are fixed on the latter secondary telescopic assembly 4, the tension can be transferred to the latter secondary telescopic assembly 4, and meanwhile, the resistance between the two secondary telescopic assemblies is increased, and the pulling is delayed. And so on, can ensure that all telescopic assemblies (comprising the secondary telescopic assembly 4 and the primary telescopic assembly 3) synchronously telescope.
The movable telescopic belt reversed loader is mainly used for transferring materials from tunneling equipment to a conveying belt, and is particularly suitable for application scenes with shorter tunneling distance and frequent turning, such as gate opening, link penetration, room and column exploitation, continuous exploitation and continuous filling, and the like, wherein the shortest length of a bicycle is 12.7 meters, the turning radius is 6 meters, and the maximum conveying distance is 19 meters. In addition, it is also applicable to:
1. the traditional tunneling machine is matched with the tunneling machine to replace a bridge type reversed loader, so that the roadway preparation length is shortened.
2. The bridge type reversed loader is canceled after the rapid tunneling, the self-moving tail is replaced, a belt is used together with the crossheading belt, an elastic belt is not needed in the single-cycle tunneling process, and an H frame of the belt conveyor is not needed to be supplemented.
The movable telescopic belt reversed loader is used for completing coal transferring tasks in the tunnel opening construction process, and the whole machine is only operated by 1 person in the tunneling and retracting process, so that the number of underground operators is greatly reduced and the labor cost of a mine is reduced compared with a scraper. Continuous transportation is realized, the operation efficiency is improved, and the economic benefit of the coal mine is further improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (9)
1. A multistage passive telescopic belt reversed loader is characterized in that: the device comprises a walking part (1), a rotary chassis arranged on the walking part, a main frame body (2) arranged on the rotary chassis, a first-stage telescopic assembly (3) arranged on the main frame body (2), a discharging part (5) connected with one end of the first-stage telescopic assembly (3), a plurality of secondary telescopic assemblies (4) connected in sequence and connected with one end of the first-stage telescopic assembly (3), and a plurality of secondary telescopic assemblies (4) connected with the first-stage telescopic assembly (3) slide along the first-stage telescopic assembly (3), and the adjacent secondary telescopic assemblies (4) slide relatively; a plurality of groups of carrier roller assemblies for bearing belts are arranged on the primary telescopic assembly (3) and the secondary telescopic assemblies (4), and limiting devices are arranged at the ends of the primary telescopic assembly (3) and the secondary telescopic assemblies (4) and used for limiting the telescopic length of the secondary telescopic assemblies (4); the front end of the secondary telescopic component (4) is provided with a receiving part (6).
2. The passive telescopic belt self-moving transfer machine of claim 1, wherein: the primary telescopic assembly (3) and the secondary telescopic assembly (4) are identical in structure and comprise side frames (301) arranged on two sides, a plurality of groups of connecting cross beams (302) are arranged between the side frames (301) on two sides, and the carrier roller assembly (7) is arranged on the connecting cross beams (302).
3. A passive telescopic belt self-moving transfer machine according to claim 3, wherein: the inner side of the side frame (301) is provided with a slideway formed by a plurality of pulley assemblies (303) for sliding the secondary telescopic assembly (4) connected with the slideway.
4. The passive telescopic belt self-moving transfer machine of claim 4, wherein: the pulley assembly (303) comprises an upper pulley group and a lower pulley group, the pulleys are arranged on a pulley mounting frame, and the pulley mounting frame is fixed on the inner side of the side frame.
5. The passive telescopic belt self-moving transfer machine of claim 1, wherein: the rotary discharging part (5) comprises a rotatable discharging hopper, and the discharging hopper is driven to rotate by a hydraulic device.
6. The passive telescopic belt self-moving transfer machine of claim 1, wherein: and an emergency stop button is arranged at the front end of the secondary telescopic assembly (4).
7. The passive telescopic belt self-moving transfer machine of claim 1, wherein: the rotary chassis comprises an upper platform (1.1) and a lower platform (1.2) which can rotate relatively, the lower platform (1.2) is fixed on a walking part (1), connecting baits (1.6) are arranged on two sides of the upper platform (1.1) and are used for being hinged with a main frame body (2), an oil cylinder connecting seat (1.7) is arranged at a middle shaft position of a connecting line of the two connecting baits (1.6), and a telescopic oil cylinder is arranged between the oil cylinder connecting seat (1.7) and the bottom of the main frame body (2).
8. The passive telescopic belt self-moving transfer machine of claim 7, wherein: the lower platform (1.2) is provided with a second pin hole (1.3), the upper platform (1.1) is provided with a first pin hole (1.5), and a pin shaft (1.4) is arranged between the first pin hole (1.5) and the second pin hole (1.3).
9. The passive telescopic belt self-moving transfer machine of claim 1, wherein: a synchronous telescopic control structure is arranged between adjacent telescopic components and comprises a first fixed pulley (901) and a second fixed pulley (905) which are arranged at the front end and the rear end of a previous telescopic component, a non-closed first chain (902) is connected between the first fixed pulley (901) and the second fixed pulley (905), two ends of the first chain (902) are respectively and fixedly connected with a first fixed end (903) and a second fixed end (904), and the first fixed end (903) and the second fixed end (904) are fixed on the next telescopic component; and a third fixed pulley (906) and a fourth fixed pulley (910) are arranged at the front end and the rear end of the rear telescopic assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211590037.5A CN116216177A (en) | 2022-12-12 | 2022-12-12 | Multistage passive telescopic belt reversed loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211590037.5A CN116216177A (en) | 2022-12-12 | 2022-12-12 | Multistage passive telescopic belt reversed loader |
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| Publication Number | Publication Date |
|---|---|
| CN116216177A true CN116216177A (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211590037.5A Pending CN116216177A (en) | 2022-12-12 | 2022-12-12 | Multistage passive telescopic belt reversed loader |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024125074A1 (en) * | 2022-12-12 | 2024-06-20 | 中国煤炭科工集团太原研究院有限公司 | Multi-stage active telescopic belt conveyor |
-
2022
- 2022-12-12 CN CN202211590037.5A patent/CN116216177A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024125074A1 (en) * | 2022-12-12 | 2024-06-20 | 中国煤炭科工集团太原研究院有限公司 | Multi-stage active telescopic belt conveyor |
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