CN210417967U - Large-stroke self-moving tail for belt conveyor - Google Patents
Large-stroke self-moving tail for belt conveyor Download PDFInfo
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- CN210417967U CN210417967U CN201921203574.3U CN201921203574U CN210417967U CN 210417967 U CN210417967 U CN 210417967U CN 201921203574 U CN201921203574 U CN 201921203574U CN 210417967 U CN210417967 U CN 210417967U
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- 238000005096 rolling process Methods 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 16
- 238000005065 mining Methods 0.000 abstract description 10
- 230000001141 propulsive effect Effects 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 abstract 2
- 238000005452 bending Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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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
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Abstract
The utility model relates to a colliery is supporting technical field of transportation equipment in pit, more specifically, relate to a belt conveyor is with big stroke from moving tail, with walking dolly and couple device setting on the frame in the middle, walking dolly upper portion and elevating conveyor aircraft nose fixed connection, the couple device is fixed with middle frame locking when the tail moves certainly, moves the tail and removes the tie point with elevating conveyor and walking dolly as the antedisplacement fulcrum through the flexible circulation action of lapse hydro-cylinder many times, finally realizes that the big stroke of complete machine impels fast. The utility model discloses a little stroke is passed jar cooperation couple device, carries out point-by-point circulation to advancing to the whole machine, has broken the tradition and has moved the tail certainly and can't realize the quick propulsive purpose of the big stroke of complete machine because the restriction of the flexible stroke of lapse hydro-cylinder. The self-moving tail has large pushing stroke, reasonable structure, stability, reliability and quick pushing, meets the requirement of 'more than ten cutters and one push' high-efficiency operation, and is very ideal conveying equipment for high-yield high-efficiency fully-mechanized coal mining working faces.
Description
Technical Field
The utility model relates to a colliery is supporting technical field of transportation equipment in pit, more specifically, relate to a belt conveyor is with big stroke from moving tail.
Background
The self-moving tail for the belt conveyor is main transportation equipment for a coal mine fully-mechanized coal mining face crossheading, and is arranged between a head of a reversed loader conveyor and the tail of the belt conveyor, wherein the head of the reversed loader conveyor is lapped on a guide rail of a body of the self-moving tail. The coal is unloaded to the self-moving tail through the head of the reversed loader, and then is transferred to the belt conveyor and conveyed to the ground.
During fully mechanized mining, when the coal mining machine cuts one cut of coal, the working face scraper conveyor and the crossheading reversed loader are pushed forward by the step pitch of one cut under the thrust action of the hydraulic support, and meanwhile, the head of the reversed loader is also pushed forward by the same displacement along the guide rail of the self-moving tail body until reaching the end of the guide rail. At the moment, the self-moving tail and the guide rail must move forwards to ensure the subsequent propulsion of the head of the transfer conveyor and the continuous operation of coal mining and coal transportation.
The traditional method is to use a pushing oil cylinder and take the head of a reversed loader as a fulcrum to push the self-moving tail and a guide rail thereof forward to a position at one time. However, due to the limitation of the maximum stroke of the pushing oil cylinder, the stroke design of the body and the guide rail of the self-moving machine tail is short, the pushing distance is limited, the self-moving machine tail is pushed for no more than 3 meters every time, and the self-moving machine tail must be pushed after the coal mining machine finishes cutting three pieces of coal, namely the commonly adopted three-cutter one-push technology at present, so that the requirement of the coal cutting technology of dozens of cutters per day on the high-yield and high-efficiency fully mechanized coal mining face at present is far not met. By adopting the traditional pushing method, the self-moving tail must be pushed for multiple times in one day of coal mining operation, the auxiliary time is long, and the coal mining efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome exist not enough among the prior art, the utility model provides a belt conveyor is with big stroke from moving tail passes jar cooperation couple device through little stroke, adopts a lot of little circulation substep to impel, realizes big stroke from moving the quick reliable propulsive purpose of tail, and the stroke can reach 10 meters.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a large-stroke self-moving tail for a belt conveyor comprises a plurality of middle frames, a head end frame and a tail end frame, wherein the middle frames are sequentially connected to form a middle frame group, and the middle frames are connected through a pin shaft assembly; one end of the middle frame group is provided with a head end frame, the other end of the middle frame group is provided with a tail end frame, the head end frame is connected with the middle frame through a pin shaft assembly, and the tail end frame is connected with the middle frame through a pin shaft assembly; the upper end face of one side of the middle frame close to the head end frame is provided with a walking trolley; the upper portion of the walking trolley is fixedly connected with the machine head of the transfer conveyor, one end, close to the head end frame, of the walking trolley is fixedly connected with the tail end of a cylinder barrel of the pushing oil cylinder, the other end of the pushing oil cylinder is connected with the middle frame in a clamped mode, the pushing oil cylinder is placed in parallel along the middle frame, the pushing oil cylinder takes the walking trolley as a supporting point, and the pushing tail of the pushing machine moves forwards in a stepping.
Furthermore, panels are arranged on two sides above the middle frame, guide rails are respectively arranged on the upper end faces of the panels, a plurality of hook holes are respectively formed in the inner sides or the outer sides of the guide rails on the panels at equal intervals, and the hook holes of the two side panels are symmetrical.
Furthermore, the adjacent distance of the hook holes is equal to the propelling step distance of the pushing oil cylinder, and the stroke of the self-moving tail is integral multiple of the propelling step distance of the pushing oil cylinder; the stroke of the pushing oil cylinder is larger than the distance between the adjacent hook holes.
Furthermore, the section of the walking trolley is in a Jiong shape, rollers are respectively and rotatably connected below two side edges of the walking trolley through fixed shafts, the rollers are in rolling fit with the guide rails, and the rollers roll on the guide rails to walk; the fixed shaft is arranged inside the walking trolley.
Further, the tail end of the piston rod of the pushing oil cylinder is fixedly connected with a sliding seat, a hook device is arranged in the sliding seat, and the hook device is clamped in a hook hole when the tail pushes to advance.
Furthermore, a rectangular guide groove penetrates through the lower part of the sliding seat, and the rectangular guide groove is in sliding fit with the guide rail.
Furthermore, the hook device comprises a hook lifting oil cylinder and a hook, the tail end of a cylinder barrel of the hook lifting oil cylinder is hinged to the sliding seat, the tail end of a piston rod of the hook lifting oil cylinder is hinged to the middle of the hook, and one end of the hook is hinged to the sliding seat.
Furthermore, a fixed point of the pushing oil cylinder and the walking trolley is a pushing fulcrum which is slightly higher than a hinge point of the pushing oil cylinder and the sliding seat, namely a pushing action point. In the pushing process, the sliding seat bears a reasonable downward component force while being subjected to the action of the horizontal component force of the pushing oil cylinder, so that overturning is avoided.
A step-by-step pushing method for a large-stroke self-moving tail of a belt conveyor is adopted, and the self-moving tail is pushed one step by one step in a circulating mode. After multiple pushing cycles, the self-moving tail realizes large-stroke movement in the crossheading, and the moving distance of the self-moving tail is equal to integral multiple of the distance between the fixed holes.
Furthermore, the pushing circulation specifically comprises four actions of hook falling locking, pushing oil cylinder extending, unlocking and hook lifting and pushing oil cylinder retracting;
the hook locking specifically comprises the following steps: a hook lifting oil cylinder extends out above the hook hole, the hook falls into the hook hole and is occluded with the panel to form a locking anti-falling structure, the hook is pushed more and more tightly under the action of a pushing oil cylinder to form a whole, and the sliding seat is fixed on the middle frame;
the extension of the pushing oil cylinder is specifically as follows: the pushing oil cylinder takes the walking trolley and the head of the reversed loader as a fulcrum, the piston rod extends out, and the pushing sliding seat pushes a stroke to move forwards from the tail of the shifting machine;
the unlocking lifting hook specifically comprises: the hook lifting oil cylinder retracts, the hook is separated from the panel and lifted from the hook hole, and the sliding seat is separated from the middle frame in an unlocking way;
the retraction of the pushing oil cylinder is specifically as follows: and taking the connecting point of the pushing oil cylinder and the walking trolley as a fulcrum, retracting the piston rod, pulling the sliding seat back, and aligning the hook with the hook hole to prepare for the next pushing circulation.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
the utility model provides a big stroke belt conveyor is from moving tail can realize combining the quick operation that adopts working face "ten dozen sword one pushes away". The whole machine is propelled step by adopting a small-stroke pushing cylinder matched with a hook device in a whole machine propelling mode, and the purpose that the whole machine cannot be propelled quickly by a large stroke due to the limitation of the telescopic stroke of a pushing oil cylinder in the traditional self-moving tail is broken. The self-moving tail has large pushing stroke, reasonable structure, stability, reliability and quick pushing, meets the requirement of 'more than ten cutters and one push' high-efficiency operation, and is very ideal conveying equipment for high-yield high-efficiency fully-mechanized coal mining working faces.
Drawings
Fig. 1 is a schematic structural view of a large-stroke self-moving tail for a belt conveyor provided by the present invention;
FIG. 2 is a front view of a belt conveyor according to an embodiment of the present invention;
fig. 3 is a top view of a belt conveyor according to an embodiment of the present invention;
fig. 4 is a schematic diagram of the step-by-step pushing and propelling operation of the large-stroke self-moving tail of the belt conveyor provided by the utility model;
FIG. 5 is a front view of an intermediate frame according to an embodiment of the present invention;
fig. 6 is a top view of an intermediate frame according to an embodiment of the present invention;
fig. 7 is a side view of an intermediate frame according to an embodiment of the present invention;
fig. 8 a side view of a hook device in an embodiment of the present invention
Fig. 9 is a side view of a walking trolley according to an embodiment of the present invention.
In the figure: the device comprises a middle frame 1, a head end frame 2, a tail end frame 3, a pin shaft assembly 4, a walking trolley 5, a pushing oil cylinder 6, a panel 7, a guide rail 8, a hook hole 9, a roller 10, a sliding seat 11, a rectangular guide groove 12, a hook lifting oil cylinder 13, a hook 14, a connecting plate 15, a protective plate 16, an inclined plate 17, a sliding shoe 18, a belt pressing plate 19, a bolt 20, an upper belt channel groove 21, a middle plate 22, a bottom plate 23, a lower belt channel groove 24, a first bent plate 25 and a second bent plate 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, a large-stroke self-moving tail for a belt conveyor comprises a plurality of intermediate frames 1, a head end frame 2 and a tail end frame 3, wherein the plurality of intermediate frames 1 are sequentially connected to form an intermediate frame group, and the intermediate frames 1 are connected through a pin shaft assembly 4; a head end frame 2 is arranged at one end of the middle frame group, a tail end frame 3 is arranged at the other end of the middle frame group, the head end frame 2 is connected with the middle frame 1 through a pin shaft assembly 4, the tail end frame 3 is connected with the middle frame 1 through a pin shaft assembly 4, and the whole structure formed by the middle frame 1, the head end frame 2 and the tail end frame 3 can be assembled under a coal mine in a split mode so as to adapt to narrow roadway transportation under a mine; the upper end face of one side of the middle frame 1 close to the head end frame 2 is provided with a walking trolley 5; the upper portion of the walking trolley 5 is connected with a head of the transfer conveyor, one end, close to the head end frame 2, of the walking trolley 5 is fixedly connected with the tail end of a cylinder barrel of the pushing oil cylinder 6, the other end of the pushing oil cylinder 6 is connected with the middle frame 1 in a clamping mode, the pushing oil cylinder 6 is placed in parallel along the middle frame 1, the pushing oil cylinder 6 takes the walking trolley 5 as a supporting point, and the tail of the pushing machine moves forwards in a stepping mode. The middle frame 1 top both sides are provided with panel 7, and the panel 7 up end is provided with guide rail 8 respectively, and a plurality of couple holes 9 have been seted up to panel 7 equidistance respectively in the guide rail 8 inboard or the outside, and the couple hole 9 symmetry of both sides panel 7. The adjacent distance of the hook holes 9 is equal to the propelling step of the pushing oil cylinder 6, and the stroke of the self-moving tail is integral multiple of the propelling step of the pushing oil cylinder 6; the stroke of the pushing cylinder 6 is larger than the distance between the adjacent hook holes 9. The section of the walking trolley 5 is in a Jiong shape, rollers 10 are respectively and rotatably connected below two side edges of the walking trolley 5 through fixed shafts, the rollers 10 are in rolling fit with the guide rails 8, and the fixed shafts are arranged inside the walking trolley 5. The tail end of a piston rod of the pushing oil cylinder 6 is fixedly connected with a sliding seat 11, a hook device is arranged in the sliding seat 11, and the hook device is clamped in a hook hole 9 when the tail pushes to advance. A rectangular guide groove 12 penetrates through the lower part of the sliding seat 11, and the rectangular guide groove 12 is in sliding fit with the guide rail 8. The hook device comprises a hook lifting oil cylinder 13 and a hook 14, the tail end of a cylinder barrel of the hook lifting oil cylinder 13 is hinged with the sliding seat 11, the tail end of a piston rod of the hook lifting oil cylinder 13 is hinged with the middle of the hook 14, and one end of the hook 14 is hinged with the sliding seat 11. The hook 14 is provided with a downward opening, the tail end of the straight part of the hook is hinged with the sliding seat 11, the upper side of the outer part of the hook is hinged with the hook lifting oil cylinder 13, and the hook just extends into the hook hole 9 and is clamped with the panel 7 when the tail of the machine is pushed.
In this embodiment, a fixed point of the pushing cylinder 6 and the traveling trolley 5, i.e., a pushing fulcrum, is slightly higher than a hinge point of the pushing cylinder 6 and the sliding base 11, i.e., a pushing action point. In the pushing process, the sliding seat bears a reasonable downward component force while being subjected to the action of the horizontal component force of the pushing oil cylinder, so that overturning is avoided.
A step-by-step pushing method for a large-stroke self-moving tail of a belt conveyor is adopted, and the self-moving tail is pushed one step by one step in a circulating mode. After multiple pushing cycles, the self-moving tail realizes large-stroke movement in the crossheading, and the moving distance of the self-moving tail is equal to integral multiple of the distance between the fixed holes. As shown in fig. 4, the pushing circulation specifically includes four actions of locking a falling hook, extending a pushing cylinder 6, unlocking a lifting hook and retracting the pushing cylinder 6; as shown in fig. 4 (a), the hook locking specifically includes: a hook lifting oil cylinder 13 extends out above the hook hole 9, a hook 14 falls into the hook hole 9 and is occluded with the panel 7 to form a locking anti-disengaging structure, and the sliding seat 11 is fixed on the middle frame 1; as shown in fig. 4 (b), the extension of the pushing cylinder 6 is specifically: the pushing oil cylinder 6 takes the walking trolley 5 and the head of the reversed loader as a fulcrum, a piston rod extends out, the pushing sliding seat 11 has a stroke L, and the self-moving tail moves forwards by L; as shown in fig. 4 (c), the unlocking lifting hook specifically includes: the hook lifting oil cylinder 13 retracts, the hook 14 is separated from the panel 7 and is lifted from the hook hole 9, and the sliding seat 11 is separated from the middle frame 1 in an unlocking way; as shown in fig. 4 (d), the retraction of the pushing cylinder 6 is specifically: the piston rod retracts by a stroke L by taking the connecting point of the pushing cylinder 6 and the walking trolley 5 as a pivot, the sliding seat 11 is pulled back, and the hook 14 is aligned with the hook hole 9 at the moment to prepare for the next pushing circulation. After N times of cyclic propulsion, the self-moving tail total moving displacement S = NxL, so that the whole machine moves in the crossheading in a large stroke.
As shown in fig. 5-7, the intermediate frame 1 comprises a connecting plate 15, guard plates 16 and a panel 7, wherein the guard plates 16 are arranged on two sides of the panel 7, and the connecting plates 15 are arranged at the front end and the rear end of the panel; rectangular hook holes 9 are formed in the upper end face of the panel 7 close to two sides of the guard plate 16 side by side. The panel 7 is provided with a guide rail 8 between a rectangular hook hole 9 and a guard plate 16, the guide rail 8 is connected with a sliding seat 11 in a sliding manner, the sliding seat 11 is provided with a rectangular guide groove 12 at a position corresponding to the connection position of the guide rail 8, and the rectangular guide groove 12 is placed on the guide rail 8 and connected with the guide rail 8 in a sliding manner. The length of the guide rail 8 is 4.5 meters. An inclined plate 17 is arranged on the inner side of the guard plate 16, and a sliding shoe 18 is arranged below the guard plate 16; the improved inclined plate structure is characterized in that a belt pressing plate 19 is arranged above the inclined plate 17, the belt pressing plate 19 is fastened on the panel 7 through bolts 20, an upper belt channel groove 21 is formed between the inclined plate 17 and the belt pressing plate 19, a middle plate 22 and a bottom plate 23 are arranged below the inclined plate 17, and a lower belt channel groove 24 is formed between the middle plate 22 and the bottom plate 23. According to the stroke of the pushing oil cylinder 6, rectangular hook holes 9 are equidistantly arranged on two side panels 7 of the middle frame 1 and are used for acting points of a hook 11 when the self-moving tail pushes.
As shown in fig. 8, in an embodiment of the present invention, the side of the sliding seat 11 is provided with a first bending plate 25, the first bending plate 25 is fixedly connected to the sliding seat 11, the lower end of the first bending plate 25 extends to the lower side of the panel 7, a portion of the first bending plate 25 extending to the lower side of the panel 7 is provided with a bump, and the bump clamps the first bending plate 25 to the side of the panel 7.
As shown in fig. 9, in an embodiment of the present invention, the side of the traveling trolley 5 is disposed on the panel 7 of the middle frame 1, the roller 10 falls on the guide rail 8 of the panel 7 and respectively rubs with the panel 7 and the guide rail 8, the side of the traveling trolley 5 is fixedly provided with the second bending plate 26, the second bending plate 26 is of an inverted T shape, one side of the second bending plate 26 forms a groove with the lower end of the traveling trolley 5, the panel 7 is inserted into the groove, and the other side of the second bending plate 26 is provided with a rib plate.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (8)
1. The utility model provides a belt conveyor is with big stroke from moving tail which characterized in that: the novel multi-head frame comprises a plurality of middle frames (1), a head end frame (2) and a tail end frame (3), wherein the middle frames (1) are sequentially connected to form a middle frame group, and the middle frames (1) are connected through a pin shaft assembly (4); one end of the middle frame group is provided with a head end frame (2), the other end of the middle frame group is provided with a tail end frame (3), the head end frame (2) is connected with the middle frame (1) through a pin shaft assembly (4), and the tail end frame (3) is connected with the middle frame (1) through the pin shaft assembly (4); the upper end face of one side of the middle frame (1) close to the head end frame (2) is provided with a walking trolley (5); the upper portion of the walking trolley (5) is fixedly connected with a machine head of the transfer conveyor, one end, close to a head end frame (2), of the walking trolley (5) is fixedly connected with the tail end of a cylinder barrel of the pushing oil cylinder (6), the other end of the pushing oil cylinder (6) is connected with the middle frame (1) in a clamping mode, the pushing oil cylinder (6) is placed in parallel along the middle frame (1), the pushing oil cylinder (6) takes the walking trolley (5) as a supporting point, and the tail of the pushing machine moves forwards in a stepping mode.
2. The large-stroke self-moving tail of the belt conveyor as claimed in claim 1, wherein: the middle frame (1) is provided with panels (7) on two sides above, guide rails (8) are arranged on the upper end faces of the panels (7), the panels (7) are provided with a plurality of hook holes (9) on the inner sides or the outer sides of the guide rails (8) at equal intervals, and the hook holes (9) of the two side panels (7) are symmetrical.
3. The large-stroke self-moving tail of the belt conveyor as claimed in claim 2, wherein: the adjacent distance of the hook holes (9) is equal to the propelling step pitch of the pushing oil cylinder (6), and the stroke of the self-moving tail is integral multiple of the propelling step pitch of the pushing oil cylinder (6); the stroke of the pushing oil cylinder (6) is larger than the distance between the adjacent hook holes (9).
4. The large-stroke self-moving tail of the belt conveyor as claimed in claim 1, wherein: the section of the walking trolley (5) is in a Jiong shape, rollers (10) are respectively connected below two side edges of the walking trolley (5) in a rotating mode through fixing shafts, the rollers (10) are matched with the guide rails (8) in a rolling mode, and the fixing shafts are arranged inside the walking trolley (5).
5. The large-stroke self-moving tail of the belt conveyor as claimed in claim 1, wherein: the tail end of a piston rod of the pushing oil cylinder (6) is fixedly connected with a sliding seat (11), a hook device is arranged in the sliding seat (11), and the hook device is clamped in a hook hole (9) when the tail pushes to advance.
6. The large-stroke self-moving tail of the belt conveyor as claimed in claim 5, wherein: the lower part of the sliding seat (11) is penetrated with a rectangular guide groove (12), and the rectangular guide groove (12) is in sliding fit with the guide rail (8).
7. The large-stroke self-moving tail of the belt conveyor as claimed in claim 5, wherein: the hook device comprises a hook lifting oil cylinder (13) and a hook (14), the tail end of a cylinder barrel of the hook lifting oil cylinder (13) is hinged to the sliding seat (11), the tail end of a piston rod of the hook lifting oil cylinder (13) is hinged to the middle of the hook (14), and one end of the hook (14) is hinged to the sliding seat (11).
8. The large-stroke self-moving tail of the belt conveyor as claimed in claim 1, wherein: the fixing point of the pushing oil cylinder (6) and the walking trolley (5) is higher than the hinge point of the pushing oil cylinder (6) and the sliding seat (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019200530237 | 2019-01-14 | ||
| CN201920053023 | 2019-01-14 |
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| CN210417967U true CN210417967U (en) | 2020-04-28 |
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| CN201910690158.9A Active CN110371575B (en) | 2019-01-14 | 2019-07-29 | Large-stroke self-moving tail for belt conveyor and step-by-step pushing method |
| CN201921203574.3U Active CN210417967U (en) | 2019-01-14 | 2019-07-29 | Large-stroke self-moving tail for belt conveyor |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910690158.9A Active CN110371575B (en) | 2019-01-14 | 2019-07-29 | Large-stroke self-moving tail for belt conveyor and step-by-step pushing method |
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| CN (2) | CN110371575B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371575A (en) * | 2019-01-14 | 2019-10-25 | 山西煤矿机械制造股份有限公司 | A kind of big stroke self-movable foot end of belt conveyor and multiple step format elapse method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249042A (en) * | 2020-11-16 | 2021-01-22 | 王伟 | Rack rail type hydraulic moving train |
| CN112849983B (en) * | 2021-02-05 | 2022-09-09 | 保利长大海外工程有限公司 | A locomotive for construction |
| CN112984299B (en) * | 2021-02-05 | 2022-09-09 | 保利长大海外工程有限公司 | Construction machine table capable of moving stably |
| CN113879796B (en) * | 2021-09-22 | 2023-06-20 | 中国煤炭科工集团太原研究院有限公司 | Walking control method and device for self-moving tail and electronic equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2564753Y (en) * | 2002-08-31 | 2003-08-06 | 宁夏西北奔牛实业集团有限公司 | Rolling self-moving machine tail device for belt conveyor |
| CN202441434U (en) * | 2012-02-04 | 2012-09-19 | 山西煤机银利达机械制造有限公司 | Self-moving machine tail for mining belt conveyor |
| CN202756013U (en) * | 2012-07-14 | 2013-02-27 | 阳泉煤业集团华越机械有限公司 | Idler wheel type self-moving machine tail |
| CN203667410U (en) * | 2014-01-20 | 2014-06-25 | 刘新生 | Reversed loader and belt conveyer tail simple self-moving device |
| CN110371575B (en) * | 2019-01-14 | 2024-03-22 | 山西煤矿机械制造股份有限公司 | Large-stroke self-moving tail for belt conveyor and step-by-step pushing method |
-
2019
- 2019-07-29 CN CN201910690158.9A patent/CN110371575B/en active Active
- 2019-07-29 CN CN201921203574.3U patent/CN210417967U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371575A (en) * | 2019-01-14 | 2019-10-25 | 山西煤矿机械制造股份有限公司 | A kind of big stroke self-movable foot end of belt conveyor and multiple step format elapse method |
| CN110371575B (en) * | 2019-01-14 | 2024-03-22 | 山西煤矿机械制造股份有限公司 | Large-stroke self-moving tail for belt conveyor and step-by-step pushing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110371575B (en) | 2024-03-22 |
| CN110371575A (en) | 2019-10-25 |
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