CN117360357A - Underground crawler-type coal mine car - Google Patents
Underground crawler-type coal mine car Download PDFInfo
- Publication number
- CN117360357A CN117360357A CN202311669667.6A CN202311669667A CN117360357A CN 117360357 A CN117360357 A CN 117360357A CN 202311669667 A CN202311669667 A CN 202311669667A CN 117360357 A CN117360357 A CN 117360357A
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- fixedly connected
- rod
- block
- screw
- coal mine
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- 239000003245 coal Substances 0.000 title claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 230000003137 locomotive effect Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 244000309464 bull Species 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 11
- 239000011707 mineral Substances 0.000 abstract description 11
- 239000000463 material Substances 0.000 description 18
- 238000007599 discharging Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 ore Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/64—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading the load supporting or containing element being readily removable
- B60P1/6418—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading the load supporting or containing element being readily removable the load-transporting element being a container or similar
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention relates to the technical field of coal mine cars and discloses an underground crawler-type coal mine car, which comprises a car head, two transmission tracks and a transport bucket, wherein the back surface of the car head is provided with two side plates, the two transmission tracks are respectively arranged at the outer sides of the two side plates, the inner sides of the side plates are provided with mounting grooves, and an adjusting unit is arranged in each mounting groove; according to the invention, the two side plates are arranged on the back side of the headstock, a space is reserved between the two side plates, the lifting units are arranged on the side plates, when a coal mine car is used in a mine for transferring the coal mine, the plurality of conveying hoppers are placed at the feeding positions for feeding, then the two side plates are moved to the two sides of the conveying hoppers filled with mineral aggregate through the headstock and the transmission crawler belt, at the moment, the conveying hoppers can be lifted by the lifting units on the side plates for transferring, the plurality of conveying hoppers can be placed at the feeding positions in advance for feeding, and after the feeding is completed, the coal mine car is waited for transferring, so that the time required for feeding is shortened, the transferring efficiency is improved, and the conveying hopper is convenient to use.
Description
Technical Field
The invention relates to the technical field of coal mine cars, in particular to an underground crawler-type coal mine car.
Background
The coal mine car is a special vehicle for mine rail transportation, a narrow-gauge railway transporting vehicle for transporting materials such as ore, waste stone, coal and the like in a mine is generally pulled by a locomotive or a winch, and besides the mine car for transporting the materials, the mine vehicle also comprises a flat car and a material car which are specially used for transporting the materials; and (5) a passenger inclined shaft passenger car and a gallery passenger car.
The prior art proposes a crawler-type underground coal mine car like the publication No. CN112623054A, which comprises a fixed chassis, a storage bucket and a push-pull plate, wherein the storage bucket is movably arranged on the upper part of the fixed chassis, two groups of hydraulic supporting rods are movably arranged between the storage bucket and the fixed chassis, the push-pull plate is movably arranged on the inner side of the storage bucket, a second clamping wheel is movably arranged on the inner surface of one end of the push-pull plate, a third clamping wheel is movably arranged on the inner surface of the other end of the push-pull plate, first clamping wheels are movably arranged on the inner surfaces of the two ends of the push-pull plate, which are close to the lower parts of the second clamping wheels and the third clamping wheels, and positioning buckles are fixedly arranged on the outer surfaces of the two ends of the push-pull plate; the crawler-type underground coal mine car has the balance adjusting structure, rollover phenomenon in the transportation process is avoided, auxiliary discharging structure is arranged, slag residue phenomenon in a hopper of the crawler-type underground coal mine car is avoided, and the using effect of the crawler-type underground coal mine car is improved.
The prior art has the following defects:
above-mentioned balanced board of crawler-type underground coal mine car among the prior art installs on fixed chassis, and during the material loading, need remove fixed chassis to the material loading department through cockpit and track, need wait that the coal mine car takes one's place just can the material loading when leading to the material loading, if the material loading efficiency of mineral is high can carry out the material loading to the coal mine car fast, after filling a coal mine car, need wait that next coal mine car takes one's place just can continue the material loading, if the material loading speed of mineral is slow, still need wait the material loading of longer time mineral after the coal mine car is in place, transport inefficiency to the mineral. For this purpose we propose a crawler coal mine car downhole.
Disclosure of Invention
The invention aims to provide a downhole crawler-type coal mine car, which solves the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a crawler-type coal mine car in pit, including the locomotive, two drive tracks and transport fill, the back-mounted of locomotive has two curb plates, two drive tracks install respectively in the outside of two curb plates, the mounting groove has been seted up to the inboard of curb plate, install the adjustment unit in the mounting groove, install two elevating unit on the adjustment unit, elevating unit includes the connecting rod that carries out position adjustment through the adjustment unit, spacing spout has been seted up to the lateral wall of connecting rod, the upper end rotation of connecting rod is connected with the first screw rod that is located spacing spout, the outer wall threaded connection of first screw rod has with spacing spout sliding connection's connecting block, the lifting strip is installed to the lower extreme lateral wall of connecting block, install the drive unit that is used for driving first screw rod pivoted between the upper ends of two connecting rods that are located the homonymy, install the drive unit that is used for adjusting the lifting strip angle in the first screw rod, drive unit includes two chains, install the elasticity unit that is used for adjusting the chain in the mounting groove, fixedly connected with backup pad on one of them, install a plurality of connecting rod units that are used for limiting the chain in the backup pad, the bottom surface four corners of transport fill all fixedly connected with landing leg.
Preferably, the drive unit further comprises a motor, two turbines and two groups of connecting plates, the motor is arranged on the side wall of the upper end of one connecting rod, the two turbines are fixedly connected with the outer walls of the upper ends of the two first screw rods located on the same side respectively, the two groups of connecting plates are fixedly connected with the upper end faces of the two connecting rods located on the same side respectively, the two groups of connecting plates are all rotationally connected with worms connected with adjacent turbines in a meshed mode, the outer walls of the worms are fixedly connected with two first chain wheels, the two chains are in meshed connection with the first chain wheels on the upper ends of the two connecting rods, and an output shaft of the motor is fixedly connected with one end of the worm on one connecting rod.
Preferably, the connecting block comprises a threaded block and an adjusting block rotationally connected with the threaded block, the threaded block and the adjusting block are both in sliding connection with the limiting sliding groove, the first screw rod is in threaded connection with the threaded block, the adjusting block is movably penetrated through by the first screw rod, the lifting strip is installed on one side of the adjusting block, and the lifting strip is rotationally connected with the adjusting block.
Preferably, the adjusting unit comprises an orthodontic screw rod and a limit groove formed in the inner wall of the mounting groove, one end of the orthodontic screw rod is rotationally connected with the narrow side wall of the mounting groove, the other end of the orthodontic screw rod penetrates through the side plate and is fixedly connected with a hexagonal screwing block, the orthodontic screw rod penetrates through the connecting rods on two same sides and is in threaded connection with the connecting rods, and the side wall of the connecting rod is fixedly connected with a limit block which is in sliding connection with the limit groove.
Preferably, the elasticity unit is including seting up the adjustment tank at the mounting groove lateral wall, and the adjustment tank rotation is connected with the second screw rod, and the upper end of second screw rod runs through outside the curb plate and fixedly connected with commentaries on classics handle, and the outer wall threaded connection of second screw rod has the movable block with adjustment tank sliding connection, the outer wall fixedly connected with bull stick of movable block, and the outer wall rotation of bull stick is connected with two second sprockets, and the second sprocket is connected with the chain meshing.
Preferably, the number of the rotating rods on the side wall of the moving block is two, the second chain wheels on the outer walls of the two rotating rods are connected with the chains in a meshed mode, and a plurality of chains respectively pass through the lower portions of the two second chain wheels.
Preferably, the transmission unit comprises a transmission rod rotationally connected in the first screw rod and a positioning groove formed in the inner wall of the adjusting block, a positioning block is fixedly connected to the outer wall of the lower end of the transmission rod, the positioning block is in sliding connection with the positioning groove, the upper end of the transmission rod penetrates through the first screw rod and is provided with a sliding connection inserting rod in a penetrating mode, the upper end face of the connecting rod is fixedly connected with an inserting plate, and one end of the inserting rod is movably inserted into the inserting plate.
Preferably, the discharge gate has been seted up to the one end of transportation fill, and the discharge gate internal rotation is connected with the end plate, and the equal fixedly connected with limiting plate in outer wall both ends of end plate, the locked groove has been seted up to the lateral wall of limiting plate, and the one end rotation of transportation fill is connected with two locking bars that correspond with the locked groove.
Preferably, the number of the units of stepping down is four, and four units of stepping down correspond with two chains respectively, and the unit of stepping down includes two pull rods, and the pull rod passes the backup pad and rather than sliding connection, and two pull rods are located the both sides of chain respectively, and the one end fixedly connected with of two pull rods is located the brace of chain, and the brace is tangent with adjacent first sprocket, and the other end fixedly connected with baffle of pull rod, one side fixedly connected with spring of baffle, the other end and the lateral wall fixed connection of backup pad of spring.
Preferably, the outer ends of the lifting strips positioned on the side edges of the two side plates are respectively provided with a sleeve groove and a yielding groove, the length of the lifting strips is larger than the distance between the two side plates, and the sleeve grooves are sleeved on the yielding grooves.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the two side plates are arranged on the back side of the headstock, a space is reserved between the two side plates, the lifting units are arranged on the side plates, when a coal mine car is used in a mine for transferring the coal mine, the plurality of conveying hoppers are placed at the feeding position for feeding, then the two side plates are moved to the two sides of the conveying hoppers filled with mineral aggregate through the headstock and the transmission crawler belt, at the moment, the conveying hoppers can be lifted by the lifting units on the side plates for transferring, the plurality of conveying hoppers can be placed at the feeding position in advance for feeding, and after the feeding is completed, the coal mine car is waited for transferring, so that the time required for feeding is shortened, the transferring efficiency is improved, and the use is convenient;
the driving unit is provided with the motor which is matched with the turbine, the worm, the first chain wheel and the chain to drive the two first screws on the same side to rotate, so that the two lifting strips on the same side synchronously ascend or descend, the manufacturing cost is low, the use is convenient, and the practicability is improved;
according to the invention, the first screw is in threaded connection with the threaded block, the adjusting block is in rotary connection with the threaded block, the lifting bar is arranged on one side of the adjusting block, and when the adjusting block slides out of the limiting chute, the lifting bar can be rotated and retracted, so that when the two side plates move to the two sides of the transport bucket, the retracted lifting bar cannot be blocked by the supporting legs, and after the side plates move in place, the lifting bar can be rotated, so that the adjusting block is rotated to correspond to the limiting chute, the use is convenient, and the practicability is improved;
according to the invention, the distance between the two lifting bars at the same side can be adjusted through the adjusting unit, the distance between the two lifting bars at the same side can be adjusted to adapt to transport hoppers with different lengths, so that the lifting bars can be stably clamped at the supporting legs on the bottom surface of the transport hopper, the stability of transport of the transport hopper is maintained, and the adaptability is improved;
when the two connecting rods are mutually close through the adjusting unit, the distance between the two connecting rods is reduced, so that the chain can be loosened, at the moment, the second chain wheel in the tightening unit is adjusted to descend, the second chain wheel drives the chain to descend, so that the chain is tensioned, and when the chain moves, the chain drives the second chain wheel of the tightening unit to rotate, the tightness of the chain is conveniently controlled, the practicability is improved, and the use is convenient;
according to the invention, the angle of the lifting bar is controlled above the connecting rod through the transmission unit, so that the position of the lifting bar can be rotated and positioned conveniently, and the lifting bar is convenient to use;
according to the invention, the two lifting strips close to the headstock are lifted by loosening the chain and the first chain wheel close to the headstock, so that the transporting hopper is rotated and inclined, the inclined transporting hopper can slide materials in the transporting hopper out of the discharging port to realize discharging, discharging is convenient, meanwhile, the end plate at the discharging port can be locked to close the discharging port, thus mineral materials cannot slide out of the transporting hopper, and practicability is improved;
according to the invention, the yielding unit is arranged and can pull the loose chain, so that the chain is not contacted with the first chain wheel close to the headstock, and the lifting strips close to the headstock are conveniently controlled to rise and are kept motionless away from the headstock;
when the lifting bars corresponding to the side edges of the two side plates rotate to the lower part of the transport bucket, the two lifting bars are supported in a mutually limited manner through the abdicating grooves and the sleeving grooves respectively, so that the strength of the lifting bars is improved, and the use is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another state structure of the transporting hopper of the present invention;
FIG. 3 is a schematic view of the inner wall structure of the side plate of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic diagram of the connection position between the adjusting unit and the lifting unit according to the present invention;
FIG. 6 is a partial enlarged view at B in FIG. 5;
FIG. 7 is an enlarged view of a portion of FIG. 5 at C;
FIG. 8 is a schematic view of a lifting unit according to the present invention;
FIG. 9 is a partial enlarged view at D in FIG. 8;
FIG. 10 is a schematic cross-sectional view of a transmission unit and a regulating block according to the present invention;
FIG. 11 is a schematic view of an exploded construction of the screw block, adjustment block and lifting bar of the present invention;
FIG. 12 is a schematic view of the structure of the transport bucket of the present invention;
fig. 13 is a partial enlarged view at E in fig. 12.
In the figure: 1-a headstock; 2-side plates; 3-a drive track; a 4-drive unit; 41-an electric motor; 42-connecting plates; 43-worm; 44-a first sprocket; 45-turbine; 46-a chain; a 5-tightness unit; 51-an adjustment tank; 52-moving the block; 53-rotating rod; 54-a second sprocket; 55-a second screw; 56, rotating a handle; 6-a lifting unit; 61-connecting rods; 62-limiting sliding grooves; 63-a first screw; 64-connecting blocks; 641-threading; 642-an adjustment block; 65-lifting bars; 7-a transmission unit; 71-a transmission rod; 72-inserting plates; 73-inserting a rod; 74-positioning blocks; 75-positioning grooves; 8-a yielding unit; 81-a pull rod; 82-bracing; 83-baffle; 84-springs; 9-an adjusting unit; 91-positive and negative tooth screw rods; 92-limit grooves; 93-hexagonal screwing blocks; 94-limiting blocks; 10-mounting grooves; 11-a transport bucket; 12-supporting plates; 13-a sleeve groove; 14-a yielding groove; 15-supporting legs; 16-a discharge hole; 17-end plates; 18-limiting plates; 19-a locking groove; 20-locking bar.
Detailed Description
The following description of the embodiments of the present invention 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 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.
Referring to fig. 1-13, the present invention provides a technical solution: the underground crawler-type coal mine car of this embodiment, including locomotive 1, two drive tracks 3 and transport bucket 11, the back-mounted of locomotive 1 has two curb plates 2, the outside at two curb plates 2 is installed respectively to two drive tracks 3, mounting groove 10 has been seted up to the inboard of curb plate 2, install adjustment unit 9 in the mounting groove 10, install two elevating unit 6 on the adjustment unit 9, elevating unit 6 includes the connecting rod 61 that carries out position adjustment through adjustment unit 9, spacing spout 62 has been seted up to the lateral wall of connecting rod 61, the upper end rotation of connecting rod 61 is connected with the first screw 63 that is located spacing spout 62, the outer wall threaded connection of first screw 63 has with spacing spout 62 sliding connection's connecting block 64, lifting bar 65 is installed to the lower extreme lateral wall of connecting block 64, install the drive unit 4 that is used for driving first screw 63 pivoted between the upper ends of two connecting rods 61 that are located the homonymy, install the drive unit 7 that are used for adjusting lifting bar 65 angle in the first screw 63, drive unit 4 includes two chains 46, two first screws 63 are driven by 46 transmission, install in the mounting groove 10 and are used for carrying out the landing leg 12 on the support plate 12, the four corners 12 are all fixed connection to the supporting leg 12, the four corners is used for carrying out on the support leg 12 is fixed connection to one of the supporting plate 12.
The coal mine car structure is similar to the existing coal mine car structure, and the main improvement point of the invention is to improve the coal mine feeding and transferring efficiency; the headstock 1, the transmission crawler belt 3 and the transport hopper 11 are all in the prior art, wherein the transmission crawler belt 3 is driven and driven by the headstock 1; a detachable metal plate can be installed between the ends of the two side plates 2 far away from the headstock 1 to improve the strength, and the prior art is not shown in the figure; when using the coal mine car to transport the colliery in the mine, place a plurality of transport fill 11 in the department of feeding, the manual work or machinery is to transport fill 11 in the material loading, drive transmission track 3 through locomotive 1 and remove transport fill 11 department, remove two curb plates 2 to transport fill 11 both sides of filling the mineral aggregate, landing leg 15 supports transport fill 11, connecting block 64 comprises two parts, the part of being connected with lifting bar 65 is rotatable, make lifting bar 65 rotatable remove the bottom surface of transport fill 11, start drive unit 4 this moment, drive unit 4 drives first screw 63 and rotate, first screw 63 drives connecting block 64 and rises, connecting block 64 slides in spacing spout 62, spacing spout 62 limits connecting block 64, make it can not produce the rotation, connecting block 64 drives lifting bar 65 and rises, make lifting bar 65 lift transport fill 11, lifting bar 65 is located one side of landing leg 15, lifting bar 65 cooperates landing leg 15 to restrict transport fill 11, locomotive 1 control transmission track 3 removes, and then drive transport fill 11 moves, thereby transport, transport the mine car 11, a plurality of transport fill 11 can be placed in advance and wait for the material loading in the department, the time need be used to carry out the material loading, the convenience is improved.
Specifically, the driving unit 4 further includes a motor 41, two turbines 45 and two sets of connection plates 42, the motor 41 is mounted on the upper end side wall of one of the connection rods 61, the two turbines 45 are respectively and fixedly connected with the upper end outer walls of two first screw rods 63 located on the same side, the two sets of connection plates 42 are respectively and fixedly connected with the upper end surfaces of two connection rods 61 located on the same side, a worm 43 in meshed connection with the adjacent turbines 45 is rotationally connected between each set of connection plates 42, two first chain wheels 44 are fixedly connected with the outer walls of the worm 43, two chains 46 are in meshed connection with the first chain wheels 44 on the upper ends of the two connection rods 61, and an output shaft of the motor 41 is fixedly connected with one end of the worm 43 on the upper end of one of the connection rods 61; the motor 41 is started, the motor 41 drives the worm 43 connected with the motor 41 to rotate, the worm 43 drives the first chain wheel 44 on the outer wall of the motor to rotate, the first chain wheel 44 drives the first chain wheel 44 in the other lifting unit 6 on the same side to rotate through the chain 46, the first chain wheel 44 drives the worm 43 connected with the motor to rotate, the worm 43 drives the turbine 45 to rotate, the turbine 45 drives the first screw 63 to rotate, the first screw 63 drives the connecting block 64 to ascend or descend, so that the lifting bar 65 ascends or descends, the lifting bar 65 drives the transporting bucket 11 to ascend or descend, and the two lifting bars 65 on the same side ascend and descend synchronously in a single motor 41 transmission mode, so that the manufacturing cost is low, the use is convenient, and the practicability is improved.
Specifically, the connecting block 64 includes a threaded block 641 and an adjusting block 642 rotatably connected to the threaded block 641, the threaded block 641 and the adjusting block 642 are slidably connected to the limit chute 62, the first screw 63 is screwed to the threaded block 641, the first screw 63 movably penetrates through the adjusting block 642, the lifting bar 65 is mounted on one side of the adjusting block 642, and the lifting bar 65 is rotatably connected to the adjusting block 642; when the first screw 63 rotates, the screw block 641 is driven to ascend or descend, the screw block 641 slides in the limit sliding groove 62, the limit sliding groove 62 limits the screw block 641, the screw block 641 drives the adjusting block 642 to ascend or descend, the adjusting block 642 drives the lifting bar 65 to ascend or descend, when the adjusting block 642 ascends into the limit sliding groove 62, the adjusting block 642 does not rotate through the limit of the limit sliding groove 62, the lifting bar 65 stably supports the transport bucket 11, when the two side plates 2 move to the two sides of the transport bucket 11, the adjusting block 642 is firstly moved out of the limit sliding groove 62, at the moment, the lifting bar 65 can be rotated, the adjusting block 642 and the screw block 641 rotate, the lifting bar 65 rotates to be parallel to the side plates 2, at the moment, the lifting bar 65 is retracted and misplaced with the supporting leg 15, the retracted lifting bar 65 cannot be blocked by the supporting leg 15, after the side plates 2 move in place, the adjusting block 642 rotates to correspond to the limit sliding groove 62, the lifting bar 65 rotates to the lower part of the transport bucket 11, the lifting bar 65 moves to the lower part of the transport bucket 11, the lifting bar 65 ascends to the limit sliding groove 62, and the lifting bar 642 moves outside the limit sliding groove 62, and the practical use of the lifting bar can not be conveniently limited.
Specifically, the adjusting unit 9 includes a positive and negative screw rod 91 and a limit groove 92 formed on the inner wall of the installation groove 10, one end of the positive and negative screw rod 91 is rotationally connected with the narrow side wall of the installation groove 10, the other end of the positive and negative screw rod 91 penetrates out of the side plate 2 and is fixedly connected with a hexagonal screwing block 93, the positive and negative screw rod 91 penetrates through the two connecting rods 61 on the same side and is in threaded connection with the connecting rods, and the side wall of the connecting rod 61 is fixedly connected with a limit block 94 in sliding connection with the limit groove 92; the hexagonal screwing block 93 is rotated by using a spanner, the hexagonal screwing block 93 drives the positive and negative tooth screw rod 91 to rotate, so that the positive and negative tooth screw rod 91 drives the two connecting rods 61 to be close to or far away from each other, the limiting block 94 on the side wall of the connecting rod 61 slides in the limiting groove 92, the limiting block 94 is limited by the limiting groove 92 and keeps the strength and stability of the connecting rod 61, thereby adjusting the distance between the two lifting strips 65 on the same side and adjusting the length of the chain 46, enabling the chain 46 to keep transmitting the first chain wheel 44 on the upper ends of the two connecting rods 61 on the same side, adjusting the distance between the two lifting strips 65 on the same side and adapting to transport buckets 11 with different lengths, enabling the lifting strips 65 to be stably clamped at the supporting legs 15 on the bottom surface of the transport buckets 11, keeping the stability of the transport buckets 11 and improving the adaptability.
Specifically, the tightness unit 5 comprises an adjusting groove 51 arranged on the side wall of the mounting groove 10, a second screw rod 55 is rotationally connected in the adjusting groove 51, the upper end of the second screw rod 55 penetrates through the side plate 2 and is fixedly connected with a rotating handle 56, the outer wall of the second screw rod 55 is in threaded connection with a moving block 52 which is in sliding connection with the adjusting groove 51, the outer wall of the moving block 52 is fixedly connected with a rotating rod 53, the outer wall of the rotating rod 53 is rotationally connected with two second chain wheels 54, and the second chain wheels 54 are in meshed connection with the chain 46; when the two connecting rods 61 are mutually close through the adjusting unit 9, the distance between the two connecting rods 61 is reduced, so that the chain 46 is loosened, at the moment, the second screw rod 55 is driven to rotate through the rotating handle 56, the second screw rod 55 drives the moving block 52 to move, the moving block 52 drives the rotating rod 53 to move downwards, the rotating rod 53 drives the second chain wheel 54 on the outer wall of the moving block to move downwards, the second chain wheel 54 drives the chain 46 to move downwards, the chain 46 is tensioned, the chain 46 drives the second chain wheel 54 to rotate when the chain 46 moves, the tightness of the chain 46 is conveniently controlled when the connecting rods 61 are mutually close or far away, the practicability is improved, and the use is facilitated.
Specifically, the number of the rotating rods 53 on the side wall of the moving block 52 is two, and the plurality of chains 46 respectively pass through the lower parts of the two second chain wheels 54; the second chain wheel 54 on the outer wall of the two rotating rods 53 presses down the annular chain 46 to be lower than the upper end face of the side plate 2, so that the adjusting range of tightness of the chain 46 can be improved, and meanwhile, the protection of the chain 46 which is lower than the upper end face of the side plate 2 can be improved.
Specifically, the transmission unit 7 comprises a transmission rod 71 rotatably connected in the first screw 63 and a positioning groove 75 formed in the inner wall of the adjusting block 642, a positioning block 74 is fixedly connected to the outer wall of the lower end of the transmission rod 71, the positioning block 74 is slidably connected with the positioning groove 75, the upper end of the transmission rod 71 penetrates through the first screw 63 and is provided with a sliding-connection inserted rod 73, the upper end face of the connecting rod 61 is fixedly connected with an inserting plate 72, and one end of the inserted rod 73 is movably inserted with the inserting plate 72; when the lifting bar 65 rotates to give way to the supporting leg 15, the adjusting block 642 is moved to the outside of the limiting chute 62, at the moment, one end of the inserting rod 73 is pulled out from the inserting plate 72, the transmission rod 71 rotates in the first screw 63 through the rotating inserting rod 73, the transmission rod 71 drives the positioning block 74 at the lower end of the transmission rod to rotate, the positioning block 74 drives the adjusting block 642 to rotate through the positioning groove 75, the positioning groove 75 limits the positioning block 74, the adjusting block 642 drives the lifting bar 65 to rotate, the lifting bar 65 is directly rotated through the transmission unit 7, the lifting bar 65 is conveniently adjusted, the lifting bar 65 is convenient to use, meanwhile, when the lifting bar 65 rotates to the lower part of the transporting hopper 11, the inserting rod 73 is inserted into the inserting plate 72, the transmission rod 71 is limited, at the moment, the adjusting block 642 rotates to correspond to the limiting chute 62, when the threaded block 641 ascends, the threaded block 641 drives the adjusting block 642 to slide into the limiting chute 62, the positioning groove 75 on the outer wall of the positioning block 74 slides, ascending and descending of the lifting bar 65 are not affected, and practicability is improved.
Specifically, a discharge hole 16 is formed in one end of the transport bucket 11, an end plate 17 is rotationally connected to the discharge hole 16, limiting plates 18 are fixedly connected to two ends of the outer wall of the end plate 17, locking grooves 19 are formed in the side walls of the limiting plates 18, and two locking rods 20 corresponding to the locking grooves 19 are rotationally connected to one end of the transport bucket 11; firstly, the transporting bucket 11 is placed close to the ground, the lock rod 20 is rotated, the lock rod 20 does not block the lock groove 19 on the limiting plate 18, at the moment, the end plate 17 is rotatable, the chain 46 is loosened through the elastic unit 5, the chain 46 is manually removed from the first chain wheel 44 close to the head 1, the chain 46 is not contacted with the first chain wheel 44, the motor 41 is arranged at the upper end of the connecting rod 61 close to the head 1, at the moment, the motor 41 is started, the motor 41 drives the lifting strip 65 close to the head 1 to lift up, so that the lifting strip 65 rotates with the adjusting block 642 and is always attached to the bottom surface of the transporting bucket 11, one end of the transporting bucket 11 close to the head 1 is tilted, the other end of the transporting bucket is tilted downwards, minerals in the transporting bucket 11 move from the transporting bucket 11 to the direction of the discharge port 16, the minerals are conveniently discharged, and at the same time, the end plate 17 is closed to the discharge port 16 in cooperation with the lock rod 20 and the limiting plate 18 to limit the end plate 17 when the contents in the transporting bucket 11 are transported, so that the minerals cannot slide out of the transporting bucket 11, and practicability is improved.
Specifically, the number of the yielding units 8 is four, the four yielding units 8 respectively correspond to the two chains 46, the yielding units 8 comprise two pull rods 81, the pull rods 81 penetrate through the supporting plate 12 and are in sliding connection with the two chains 46, the two pull rods 81 are respectively positioned at two sides of the chains 46, one ends of the two pull rods 81 are fixedly connected with pull rods 82 positioned in the chains 46, the pull rods 82 are tangential to the adjacent first chain wheels 44, the other ends of the pull rods 81 are fixedly connected with baffle plates 83, one side of each baffle plate 83 is fixedly connected with a spring 84, and the other ends of the springs 84 are fixedly connected with the side walls of the supporting plate 12; when the transport bucket 11 is obliquely unloaded, the chain 46 is loose, the abdication unit 8 pulls the pull rod 81 through the elastic force of the spring 84 matched with the baffle 83, the pull rod 81 pulls the pull rod 82 to pull the chain 46, the chain 46 is separated from the first chain wheel 44 close to the head 1, the chain 46 is automatically controlled, when the motor 41 works, the first chain wheel 44 cannot drive the chain 46 to move, the lifting strip 65 far away from the head 1 cannot move, the transport bucket 11 is conveniently obliquely unloaded, meanwhile, the elastic unit 5 tightens the chain 46, the pull rod 82 and the pull rod 81 can be driven to move back, the spring 84 is compressed, and the chain 46 is meshed with the first chain wheel 44 close to the head 1 again, so that the transport bucket is convenient to use.
Specifically, the outer ends of the lifting strips 65 positioned on the side edges of the two side plates 2 are respectively provided with a sleeve groove 13 and a yielding groove 14, the length of the lifting strips 65 is larger than the distance between the two side plates 2, and the sleeve grooves 13 are sleeved on the yielding grooves 14; when the lifting strips 65 corresponding to the side edges of the two side plates 2 rotate to the lower side of the transport bucket 11, the sleeve groove 13 at the end part of one lifting strip 65 is sleeved outside the abdicating groove 14 at the end part of the other lifting strip 65, so that the two corresponding lifting strips 65 are mutually limited and supported, the strength of the lifting strips 65 is improved, and the use is convenient.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a crawler-type coal mine car in pit, includes locomotive (1), two drive tracks (3) and transport fill (11), its characterized in that: the back of the vehicle head (1) is provided with two side plates (2), two transmission tracks (3) are respectively arranged on the outer sides of the two side plates (2), the inner side of each side plate (2) is provided with a mounting groove (10), an adjusting unit (9) is arranged in each mounting groove (10), two lifting units (6) are arranged on each adjusting unit (9), each lifting unit (6) comprises a connecting rod (61) for carrying out position adjustment through each adjusting unit (9), a limit sliding groove (62) is arranged on the side wall of each connecting rod (61), the upper end of each connecting rod (61) is rotationally connected with a first screw (63) positioned in each limit sliding groove (62), the outer wall of each first screw (63) is in threaded connection with a connecting block (64) which is in sliding connection with the corresponding limit sliding groove (62), lifting strips (65) are arranged on the side walls of the lower ends of the connecting blocks (64), a driving unit (4) for driving the first screw (63) to rotate is arranged between the upper ends of the two connecting rods (61) positioned on the same side, a transmission unit (7) for adjusting the angle of each lifting strip (65) is arranged in each first screw (63), each driving unit (4) comprises two chains (46), install in mounting groove (10) and be used for carrying out elasticity unit (5) of adjusting to chain (46), fixedly connected with backup pad (12) on one of them connecting rod (61), install a plurality of units (8) of stepping down that are used for restricting chain (46) on backup pad (12), the equal fixedly connected with landing leg (15) in bottom surface four corners of transport bucket (11).
2. A downhole crawler coal mine car as in claim 1 wherein: the driving unit (4) further comprises a motor (41), two turbines (45) and two groups of connecting plates (42), the motor (41) is arranged on the side wall of the upper end of one connecting rod (61), the two turbines (45) are fixedly connected with the outer walls of the upper ends of the two first screw rods (63) located on the same side respectively, the two groups of connecting plates (42) are fixedly connected with the upper end faces of the two connecting rods (61) located on the same side respectively, each group of connecting plates (42) is rotationally connected with a worm (43) which is meshed with the adjacent turbine (45), the outer walls of the worm (43) are fixedly connected with two first chain wheels (44), the two chains (46) are meshed with the first chain wheels (44) on the upper ends of the two connecting rods (61), and the output shaft of the motor (41) is fixedly connected with one end of the worm (43) on the upper end of one connecting rod (61).
3. A downhole crawler coal car as in claim 2 wherein: connecting block (64) include screw thread piece (641) and with screw thread piece (641) rotate regulating block (642) of being connected, screw thread piece (641) and regulating block (642) all with spacing spout (62) sliding connection, first screw rod (63) and screw thread piece (641) threaded connection, first screw rod (63) activity wears to establish regulating block (642), lifting strip (65) are installed in one side of regulating block (642), lifting strip (65) are connected with regulating block (642) rotation.
4. A downhole crawler coal car as in claim 2 wherein: the adjusting unit (9) comprises a positive and negative tooth screw rod (91) and a limit groove (92) formed in the inner wall of the mounting groove (10), one end of the positive and negative tooth screw rod (91) is rotationally connected with the narrow side wall of the mounting groove (10), the other end of the positive and negative tooth screw rod penetrates out of the side plate (2) and is fixedly connected with a hexagonal screwing block (93), the positive and negative tooth screw rod (91) penetrates through two connecting rods (61) on the same side and is in threaded connection with the connecting rods, and a limiting block (94) which is in sliding connection with the limit groove (92) is fixedly connected with the side wall of the connecting rod (61).
5. A downhole crawler coal mine car as in claim 4 wherein: the elasticity unit (5) is including seting up in adjustment tank (51) of mounting groove (10) lateral wall, adjustment tank (51) internal rotation is connected with second screw rod (55), the upper end of second screw rod (55) runs through outside curb plate (2) and fixedly connected with changes handle (56), outer wall threaded connection of second screw rod (55) has movable block (52) with adjustment tank (51) sliding connection, outer wall fixedly connected with bull stick (53) of movable block (52), the outer wall rotation of bull stick (53) is connected with two second sprocket (54), second sprocket (54) are connected with chain (46) meshing.
6. A downhole crawler coal mine car as in claim 5 wherein: the number of the rotating rods (53) on the side wall of the moving block (52) is two, and a plurality of chains (46) respectively pass through the lower parts of the two second chain wheels (54).
7. A downhole crawler coal car according to claim 3, wherein: the transmission unit (7) comprises a transmission rod (71) rotatably connected in the first screw (63) and a positioning groove (75) formed in the inner wall of the adjusting block (642), wherein the outer wall of the lower end of the transmission rod (71) is fixedly connected with a positioning block (74), the positioning block (74) is in sliding connection with the positioning groove (75), the upper end of the transmission rod (71) penetrates through the first screw (63) and is provided with a sliding connection inserting rod (73), the upper end face of the connecting rod (61) is fixedly connected with an inserting plate (72), and one end of the inserting rod (73) is movably inserted into the inserting plate (72).
8. A downhole crawler coal mine car as in claim 5 wherein: one end of the transport bucket (11) is provided with a discharge hole (16), the discharge hole (16) is rotationally connected with an end plate (17), two ends of the outer wall of the end plate (17) are fixedly connected with limiting plates (18), the side wall of each limiting plate (18) is provided with a locking groove (19), and one end of the transport bucket (11) is rotationally connected with two locking rods (20) corresponding to the locking grooves (19).
9. A downhole crawler coal mine car as in claim 8 wherein: the number of the yielding units (8) is four, the four yielding units (8) respectively correspond to two chains (46), each yielding unit (8) comprises two pull rods (81), each pull rod (81) penetrates through the corresponding supporting plate (12) and is in sliding connection with the corresponding supporting plate, the two pull rods (81) are respectively located at two sides of the corresponding chain (46), one end of each pull rod (81) is fixedly connected with a pull rod (82) located in the corresponding chain (46), the pull rods (82) are tangential to the adjacent first chain wheel (44), the other end of each pull rod (81) is fixedly connected with a baffle (83), one side of each baffle (83) is fixedly connected with a spring (84), and the other end of each spring (84) is fixedly connected with the side wall of the corresponding supporting plate (12).
10. A downhole crawler coal mine car as in claim 1 wherein: the outer ends of lifting strips (65) positioned on the side edges of the two side plates (2) are respectively provided with a sleeve groove (13) and a yielding groove (14), the length of the lifting strips (65) is larger than the distance between the two side plates (2), and the sleeve grooves (13) are sleeved on the yielding grooves (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311669667.6A CN117360357B (en) | 2023-12-07 | 2023-12-07 | Underground crawler-type coal mine car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311669667.6A CN117360357B (en) | 2023-12-07 | 2023-12-07 | Underground crawler-type coal mine car |
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| CN117360357A true CN117360357A (en) | 2024-01-09 |
| CN117360357B CN117360357B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311669667.6A Active CN117360357B (en) | 2023-12-07 | 2023-12-07 | Underground crawler-type coal mine car |
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| CN219840683U (en) * | 2023-05-19 | 2023-10-17 | 山西省长治经坊煤业有限公司 | A ventilation unit for colliery operation in pit |
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| BE664190A (en) * | 1965-05-19 | 1965-09-16 | ||
| DE2525434A1 (en) * | 1975-06-07 | 1976-12-16 | Artur Greul | Vehicle transfer system for containers - with loop belt retractable pivotted friction drives in vehicle load platform |
| CN1128519A (en) * | 1994-03-22 | 1996-08-07 | 商业工业公司 | Vehicle with vertically adjustable loading bed |
| EP0683120A1 (en) * | 1994-05-20 | 1995-11-22 | Sasol Mining (Proprietary) Limited | Conveyor for continuous haulage system |
| JPH10230771A (en) * | 1997-02-21 | 1998-09-02 | Sasaki Corp:Kk | Grain hopper |
| CA2218844A1 (en) * | 1997-10-07 | 1999-04-07 | Towhaul Corporation | Dragline bucket transporter and method of use |
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| Publication number | Publication date |
|---|---|
| CN117360357B (en) | 2024-02-09 |
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