CN113982665B - Movable greenhouse lifting suspension device for coal mine and application method thereof - Google Patents
Movable greenhouse lifting suspension device for coal mine and application method thereof Download PDFInfo
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- CN113982665B CN113982665B CN202111216950.4A CN202111216950A CN113982665B CN 113982665 B CN113982665 B CN 113982665B CN 202111216950 A CN202111216950 A CN 202111216950A CN 113982665 B CN113982665 B CN 113982665B
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- 239000000725 suspension Substances 0.000 title claims abstract description 37
- 239000003245 coal Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 105
- 239000010959 steel Substances 0.000 claims abstract description 105
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 16
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/08—Advancing mechanisms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a movable shed lifting suspension device for a coal mine, which comprises a bearing beam, wherein the bearing beam is hung to a fixed shed lifting steel beam through a suspension mechanism; the bearing beam is provided with two first moving assemblies which are in one-to-one correspondence with the two movable canopy lifting steel beams; the first moving assembly includes a roller rotatably mounted on the load beam. The invention also provides a using method of the movable canopy lifting suspension device for the coal mine, which comprises the following steps: mounting a canopy lifting suspension device on the fixed canopy lifting steel beam; removing a strut under one of the movable canopy lifting steel beams, enabling the strut to be erected on the roller, and applying force to the movable canopy lifting steel beams along the horizontal direction to enable the strut to move to a preset position through the roller; supporting the support post under the movable shed lifting steel beam to form a support for the fixed shed lifting steel beam; and moving the canopy lifting suspension device to a designated position along the extending direction of the steel girder of the fixed canopy lifting for standby. The invention has simple structure, labor saving, small influence by construction space and provides construction efficiency while improving construction safety.
Description
Technical Field
The invention relates to the technical field of mine machinery, in particular to a movable canopy lifting suspension device for a coal mine and a use method thereof.
Background
The lower outlet of the fully mechanized coal mining face is mostly supported by adopting a stepping canopy and a double canopy and a beam and a three-column. The supporting structure is shown in fig. 1, the fully-mechanized coal face is conveyed to the crossheading transfer conveyor for output after coal mining, and specifically, a plurality of fixed canopy-lifting steel beams are distributed along the extending direction of the crossheading transfer conveyor, and are supported by the supporting posts, the fixed canopy-lifting steel beams are supported by adopting a mode of combining movable canopy-lifting steel beams with the supporting posts at the lower outlet of the fully-mechanized coal face, the movable canopy-lifting steel beams are supported by adopting the supporting posts as well, and the two movable canopy-lifting steel beams are alternately moved forward along with production so as to ensure supporting safety. The fixed canopy lifting steel beam and the movable canopy lifting steel beam are I-shaped steel. However, when the alternate step-by-step canopy-lifting support is performed, the space of the lower outlet of the fully mechanized mining face is narrow, the steel girder of the shed can be lifted by manual lifting, so that the labor intensity is high, the risk coefficient is high, and the production efficiency is seriously influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the first aim of the invention is to provide a movable canopy lifting suspension device for a coal mine, which has simple structure, labor saving and small influence by construction space.
The second object of the invention is to provide a method for using the movable canopy lifting suspension device for the coal mine, which improves the construction safety and the construction efficiency, thereby improving the production efficiency.
The embodiment of the invention is realized by the following technical scheme:
the movable shed lifting suspension device for the coal mine comprises a bearing beam, wherein the bearing beam is hung and arranged to a fixed shed lifting steel beam through a suspension mechanism; the bearing beam is provided with two first moving assemblies which are in one-to-one correspondence with the two movable canopy lifting steel beams; the first moving assembly includes a roller rotatably mounted to the load beam.
According to a preferred embodiment, two second moving assemblies are configured on the bearing beam, the two second moving assemblies are in one-to-one correspondence with the two movable canopy lifting steel beams, and the two first moving assemblies are distributed between the two second moving assemblies; the upper surface of the bearing beam is provided with a T-shaped groove, and the bottom of the T-shaped groove is provided with a locking groove in a penetrating way; the second moving assembly comprises a support, a first roller matched with the movable canopy lifting steel beam groove corresponding to the support is rotatably arranged at the upper end of the support, a second roller is rotatably arranged at the lower end of the support, and the second roller is embedded in the T-shaped groove.
According to a preferred embodiment, the lower end of the bracket is provided with an extension shaft penetrating the locking groove; and the extension shaft is connected with locking nuts in a threaded manner, and the locking nuts are distributed on the outer side of the locking groove.
According to a preferred embodiment, the suspension mechanism comprises a suspension shaft connected with the bearing beam, two hooks which are oppositely arranged are arranged at the upper end of the suspension shaft, and the suspension shaft and the fixed canopy lifting steel beam are distributed between the two hooks; the hook comprises a hook part which is in a shape of and is matched with the fixed greenhouse steel beam groove, a vertical plate is arranged at the lower end of the hook part, a first through hole and a second through hole are formed in the vertical plate in a penetrating mode, the first through hole is distributed on the upper side of the second through hole, a first bolt component used for rotationally connecting the two hooks is arranged in the first through hole in a penetrating mode, and a second bolt component used for connecting the hooks with the hanging shaft is arranged in the second through hole in a penetrating mode.
According to a preferred embodiment, one of said hooks is provided with an operating tube connected to said riser corresponding to the hook.
According to a preferred embodiment, a hanging hole is formed in the bearing beam in a penetrating mode, and the lower end of the hanging shaft penetrates through the hanging hole; the lower part threaded connection of hanging axle has the lifting nut, the lifting nut distributes in the carrier bar downside.
According to a preferred embodiment, the upper surface of the bearing beam is provided with a sinking groove, two supports are arranged in the sinking groove, and the rolling shaft is rotatably arranged between the two supports.
The application method of the movable canopy lifting suspension device for the coal mine comprises the following steps:
s1, installing a shed lifting suspension device on a fixed shed lifting steel beam;
s2, removing a strut under one of the movable canopy lifting steel beams, enabling the strut to be erected on a roller, and applying force to the movable canopy lifting steel beam along the horizontal direction to enable the movable canopy lifting steel beam to move to a preset position through the roller;
s3, supporting the support post under the movable shed lifting steel beam to form a support for the fixed shed lifting steel beam;
s4, moving the shed lifting suspension device to a designated position along the extending direction of the fixed shed lifting steel beam for standby.
According to a preferred embodiment, said S4 comprises the steps of:
s41, rotating the lifting nut by using an adjustable wrench so that the bearing beam moves upwards along the axial direction of the hanging shaft to the same height as the first roller and the movable canopy lifting steel beam groove;
s42, moving the bracket along the extending direction of the T-shaped groove until the first roller is embedded in the movable canopy lifting steel beam groove;
s43, removing the hooks, and pushing the bearing beams to move to the appointed position along the extending direction of the movable canopy lifting steel beams in a manner that the first rollers roll in the grooves of the movable canopy lifting steel beams;
s45, installing a hook to the fixed canopy lifting steel beam corresponding to the designated position, and connecting the hook with a hanging shaft;
s46, moving the support to enable the first roller to be separated from the movable shed lifting steel beam;
and S47, rotating the lifting nut so that the bearing beam moves downwards to a proper height along the axial direction of the hanging shaft.
According to a preferred embodiment, in the step S1, two canopy lifting suspension devices are installed in a manner of extending along the axial direction of the movable canopy lifting steel beam.
The technical scheme of the embodiment of the invention has at least the following advantages and beneficial effects:
the invention has simple structure, the roller can effectively reduce the labor intensity of workers, saves labor in the moving process of the movable shed steel beam, is less influenced by construction space, improves the construction safety, and simultaneously provides the construction efficiency, thereby improving the production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a swing canopy support structure of a lower outlet of a fully mechanized coal mining face;
FIG. 2 is a schematic view of a first usage status structure of the present invention;
FIG. 3 is a schematic view of a second use state structure of the present invention;
FIG. 4 is a schematic view of a third usage status structure of the present invention;
FIG. 5 is a schematic top view of a load beam according to the present invention;
FIG. 6 is a schematic view of the installation structure of the hooks and the fixed-lifting shed steel beams in the invention;
fig. 7 is a schematic view of the mounting structure of the bracket and the load beam in the present invention.
Icon: the device comprises the following components of a 1-fully mechanized mining face, 2-slide, 3-canopy lifting hanging devices, 31-hooks, 310-hooks, 311-vertical plates, 312-first through holes, 313-second through holes, 314-operation pipes, 315-lifting nuts, 316-first bolt assemblies, 317-second bolt assemblies, 318-auxiliary nuts, 319-hanging shafts, 320-bearing beams, 321-T-shaped grooves, 322-sinking grooves, 323-hanging holes, 324-locking grooves, 330-brackets, 331-first rollers, 332-second rollers, 333-locking nuts, 334-extension shafts, 340-rollers, 341-supports, 4-movable canopy lifting steel beams, 5-supports, 6-cis-channel transfer machines and 7-fixed canopy lifting steel beams.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 7, a movable canopy lifting suspension device for a coal mine includes a carrier beam 320, where the carrier beam 320 is suspended to a fixed canopy lifting steel beam 7 by a suspension mechanism. The carrier beams 320 are provided with two first moving components corresponding to the two movable canopy lifting steel beams 4 one by one. The first moving assembly includes a roller 340 rotatably mounted on the carrier beam 320. As shown in fig. 2, when in use, the support column 5 of the movable canopy-lifting steel beam 4 to be moved is removed, so that the movable canopy-lifting steel beam 4 falls to the bearing beam 320 and is supported by the roller 340, and at the moment, the movable canopy-lifting steel beam 4 can be moved axially along the movable canopy-lifting steel beam under the action of the roller 340, after the movable canopy-lifting steel beam moves to a preset position, the support column 5 is supported below the movable canopy-lifting steel beam to form a support structure of one beam and three columns, and the movable canopy-lifting steel beam 4 after the support is abutted to the fixed canopy-lifting steel beam 7 and plays a supporting role on the fixed canopy-lifting steel beam. The labor intensity of workers can be effectively reduced through the rollers 340, labor is saved in the moving process of the movable canopy-lifting steel beam 4, the influence of construction space is small, the construction efficiency is improved while the construction safety is improved, and the production efficiency is further improved. In order to prevent the carrier beam 320 from overturning during the movement of the movable canopy girder 4, the rollers 340 should be disposed as close to the suspension mechanism as possible in practice.
Further, in order to facilitate the movement of the carrier beam 320, two second moving components are configured on the carrier beam 320, the two second moving components are in one-to-one correspondence with the two movable canopy lifting steel beams 4, and the two first moving components are distributed between the two second moving components. The upper surface of the carrier beam 320 is provided with a T-shaped groove 321, and the bottom of the T-shaped groove 321 is provided with a locking groove 324 in a penetrating way. The second moving assembly comprises a bracket 330, a first roller 331 matched with the groove of the movable canopy lifting steel beam 4 corresponding to the bracket 330 is rotatably arranged at the upper end of the bracket 330, a second roller 332 is rotatably arranged at the lower end of the bracket 330, and the second roller 332 is embedded in the T-shaped groove 321. When the movable canopy lifting steel beam is used, as shown in fig. 2, 5 and 7, the matching structure of the first roller 331 and the movable canopy lifting steel beam 4 is as shown in fig. 4, firstly, the bearing beam 320 is lifted to the same height as the groove of the first roller 331 and the corresponding movable canopy lifting steel beam 4, then the bracket 330 is moved along the extending direction of the T-shaped groove 321 so that the first roller 331 is embedded in the groove, then the hanging mechanism is removed so that the bearing beam 320 and the fixed canopy lifting steel beam 7 are separated from each other, at this moment, the bearing beam 320 is hung below the movable canopy lifting steel beam 4 through the bracket 330 and the first roller 331, finally, the bearing beam 320 is pushed to move to a designated position in a manner that the first roller 331 rolls in the groove, and the newly installed hanging mechanism is connected with the fixed canopy lifting steel beam 7 at the designated position. The first roller 331 rolls in the groove, so that the movement of the carrier beam 320 is time-saving and labor-saving, and the efficiency is high. While the second roller 332 rolls in the T-shaped groove 321 to move in the extending direction of the T-shaped groove 321 between the convenience and the convenience of operation.
In this embodiment, as shown in fig. 7, the lower end of the bracket 330 is provided with an extension shaft 334, and the extension shaft 334 penetrates the locking groove 324. The extension shaft 334 is screwed with a locking nut 333, and the locking nut 333 is disposed outside the locking groove 324. The lock nut 333 is matched with the extension shaft 334 to fix the bracket 330, so that the bracket is prevented from being displaced in the moving process of the load beam 320, and the safety is improved.
In this embodiment, as shown in fig. 2 and 6, the suspension mechanism includes a suspension shaft 319 connected to the load beam 320, two hooks 31 disposed opposite to each other are disposed at the upper end of the suspension shaft 319, and the suspension shaft 319 and the fixed canopy-lifting steel beam 7 are distributed between the two hooks 31. The hook 31 comprises a hook part 310 which is in a shape of and is matched with the groove of the fixed canopy lifting steel beam 7, a vertical plate is arranged at the lower end of the hook part 310, a first through hole 312 and a second through hole 313 are arranged on the vertical plate in a penetrating mode, the first through hole 312 is distributed on the upper side of the second through hole 313, a first bolt component 316 used for rotationally connecting the two hooks 31 is arranged in the first through hole 312 in a penetrating mode, and a second bolt component 317 used for connecting the hook 31 and a hanging shaft 319 is arranged in the second through hole 313 in a penetrating mode. In this embodiment, the two hooks 31 hug the fixed canopy steel beam 7 therebetween. The second bolt assembly 317 penetrates the hanging shaft 319 while penetrating the second through hole 313. At the time of the removal, the first bolt assembly 316 and the second bolt assembly 317 are removed. In this embodiment, the first bolt assembly 316 and the second bolt assembly 317 are identical in structure and each include a screw and a nut that are threadedly coupled to each other.
Further, as shown in fig. 6, one of the hooks 31 is provided with an operation pipe 314, and the operation pipe 314 is connected to a riser corresponding to the hook 31.
As shown in fig. 2 and 5, the carrier beam 320 is provided with a hanging hole 323, and the lower end of the hanging shaft 319 penetrates the hanging hole 323. The lower part of the hanging shaft 319 is connected with lifting nuts 315 in a threaded manner, and the lifting nuts 315 are distributed on the lower side of the load beam 320. In this embodiment, in order to fix the load beam 320 to prevent the load beam from rotating in the circumferential direction of the hanging shaft 319, the hanging shaft 319 is connected with the auxiliary nut 318 in a threaded manner, the load beam 320 is distributed between the auxiliary nut 318 and the lifting nut 315, and the load beam 320 is fixed by screwing the lifting nut 315 and the auxiliary nut 318 up and down.
In this embodiment, as shown in fig. 5, a sinking groove 322 is formed on the upper surface of the carrier beam 320, two supports 341 are disposed in the sinking groove 322, and a roller 340 is rotatably mounted between the two supports 341 through a bearing. The sinking groove 322 is favorable for lowering the gravity center of the roller 340, so that the gravity center of the movable canopy lifting steel beam 4 is lowered during movement, and the safety is high.
The application method of the movable canopy lifting suspension device for the coal mine comprises the following steps:
s1, installing a shed lifting suspension device on a fixed shed lifting steel beam 7;
s2, removing the support column 5 under one of the movable canopy lifting steel beams 4, enabling the support column to be erected on the roller 340, and applying force to the movable canopy lifting steel beam 4 in the horizontal direction to enable the movable canopy lifting steel beam 4 to move to a preset position through the roller 340; as shown in fig. 2.
S3, supporting the support posts 5 under the movable shed lifting steel beams 4 to form a support for the fixed shed lifting steel beams 7; as shown in fig. 3.
S4, moving the shed lifting suspension device to a designated position along the extending direction of the fixed shed lifting steel beam 7 for standby. As shown in fig. 4.
In this embodiment, S4 includes the following steps:
s41, rotating the lifting nuts 315 by using adjustable wrenches so that the bearing beams 320 move upwards along the axial direction of the hanging shafts 319 to the same height as the grooves of the movable canopy lifting steel beams 4; as shown in fig. 3.
S42, moving the bracket 330 to the first roller 331 along the extending direction of the T-shaped groove 321, wherein the first roller 331 is embedded in the groove of the movable canopy lifting steel beam 4;
s43, removing the hooks 31, pushing the bearing beams 320 to move to a designated position along the extending direction of the movable canopy lifting steel beam 4 in a manner that the first rollers 331 roll in the grooves of the movable canopy lifting steel beam 4; as shown in fig. 4.
S45, installing the hook 31 to a fixed canopy lifting steel beam 7 corresponding to the designated position, and connecting the hook 31 with a hanging shaft 319;
s46, moving the bracket 330 to enable the first roller 331 to be separated from the movable canopy lifting steel beam 4;
s47. the lifting nut 315 is turned so that the load beam 320 moves axially down the hanger shaft 319 to the proper height.
Preferably, in step S1, two canopy lifting suspension devices 3 are mounted in such a way as to extend axially along the movable canopy lifting steel beam 4. As shown in fig. 1, the two canopy lifting suspension devices 3 are beneficial to keeping balance in the moving process of the movable canopy lifting steel beams 4, and the safety is high.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. The using method of the movable canopy lifting suspension device for the coal mine comprises a bearing beam (320) and a suspension mechanism, wherein the bearing beam (320) is hung to a fixed canopy lifting steel beam (7) through the suspension mechanism;
two first moving assemblies which are in one-to-one correspondence with the two movable canopy lifting steel beams (4) are arranged on the bearing beam (320);
the first moving assembly includes a roller (340) rotatably mounted to the load beam (320);
the bearing beam (320) is provided with two second moving assemblies, the two second moving assemblies are in one-to-one correspondence with the two movable canopy lifting steel beams (4), and the two first moving assemblies are distributed between the two second moving assemblies;
a T-shaped groove (321) is formed in the upper surface of the bearing beam (320), and a locking groove (324) is formed in the bottom of the T-shaped groove (321) in a penetrating manner;
the second moving assembly comprises a bracket (330), a first roller (331) matched with the groove of the movable canopy lifting steel beam (4) corresponding to the bracket is rotatably arranged at the upper end of the bracket (330), a second roller (332) is rotatably arranged at the lower end of the bracket (330), and the second roller (332) is embedded in the T-shaped groove (321);
an extension shaft (334) is arranged at the lower end of the bracket (330), and the extension shaft (334) penetrates through the locking groove (324);
the extension shaft (334) is in threaded connection with a locking nut (333), and the locking nut (333) is distributed outside the locking groove (324);
the hanging mechanism comprises a hanging shaft (319) connected with the bearing beam (320), two hooks (31) which are oppositely arranged are arranged at the upper end of the hanging shaft (319), and the hanging shaft (319) and the fixed canopy lifting steel beam (7) are distributed between the two hooks (31);
the hook (31) comprises a hook part (310) which is matched with the groove of the fixed canopy lifting steel beam (7) and is in a shape of , a vertical plate (311) is arranged at the lower end of the hook part (310), a first through hole (312) and a second through hole (313) are formed in the vertical plate (311) in a penetrating mode, the first through hole (312) is distributed on the upper side of the second through hole (313), a first bolt assembly (316) for rotationally connecting the two hooks (31) is arranged in the first through hole (312) in a penetrating mode, and a second bolt assembly (317) for connecting the hooks (31) with the hanging shaft (319) is arranged in the second through hole (313) in a penetrating mode;
one of the hooks (31) is provided with an operating pipe (314), and the operating pipe (314) is connected to the vertical plate (311) corresponding to the hook (31);
a hanging hole (323) is formed in the bearing beam (320) in a penetrating mode, and the lower end of the hanging shaft (319) penetrates through the hanging hole (323);
the lower part of the hanging shaft (319) is in threaded connection with lifting nuts (315), and the lifting nuts (315) are distributed on the lower side of the bearing beam (320);
a sinking groove (322) is formed in the upper surface of the bearing beam (320), two supports (341) are arranged in the sinking groove (322), and the rolling shaft (340) is rotatably arranged between the two supports (341);
the method is characterized by comprising the following steps:
s1, installing two canopy lifting hanging devices on a fixed canopy lifting steel beam (7) in a mode of extending along the axial direction of the movable canopy lifting steel beam (4);
s2, dismantling a support column (5) under one movable canopy lifting steel beam (4) to enable the support column to be erected on a roller (340), and applying force to the movable canopy lifting steel beam (4) in the horizontal direction to enable the movable canopy lifting steel beam to move to a preset position through the roller (340);
supporting a support column (5) under the movable canopy lifting steel beam (4) to form a support for the fixed canopy lifting steel beam (7);
s3, dismantling a strut (5) under the other movable canopy lifting steel beam (4) to enable the strut to be erected on a roller (340), and applying force to the movable canopy lifting steel beam (4) in the horizontal direction to enable the movable canopy lifting steel beam to move to a preset position through the roller (340);
supporting a support column (5) under the movable canopy lifting steel beam (4) to form a support for the fixed canopy lifting steel beam (7);
s4, moving the shed lifting suspension device to a designated position along the extending direction of the fixed shed lifting steel beam (7) for standby.
2. The method for using the movable canopy lifting suspension device for coal mines according to claim 1, wherein the step S4 comprises the following steps:
s41, rotating the lifting nut (315) by using an adjustable wrench so that the bearing beam (320) moves upwards along the axial direction of the hanging shaft (319) to the same height as the groove of the movable canopy lifting steel beam (4);
s42, moving a bracket (330) along the extending direction of the T-shaped groove (321) until the first roller (331) is embedded in the groove of the movable canopy lifting steel beam (4);
s43, removing the hooks (31), pushing the bearing beams (320) to move to the appointed position along the extending direction of the movable canopy lifting steel beam (4) in a manner that the first rollers (331) roll in the grooves of the movable canopy lifting steel beam (4);
s45, installing a hook (31) to the fixed canopy lifting steel beam (7) corresponding to the designated position, and connecting the hook (31) with a hanging shaft (319);
s46, moving the bracket (330) to enable the first roller (331) to be separated from the movable canopy lifting steel beam (4);
s47, rotating the lifting nut (315) enables the bearing beam (320) to move downwards to a proper height along the hanging shaft (319).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216950.4A CN113982665B (en) | 2021-10-19 | 2021-10-19 | Movable greenhouse lifting suspension device for coal mine and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216950.4A CN113982665B (en) | 2021-10-19 | 2021-10-19 | Movable greenhouse lifting suspension device for coal mine and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113982665A CN113982665A (en) | 2022-01-28 |
| CN113982665B true CN113982665B (en) | 2024-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111216950.4A Active CN113982665B (en) | 2021-10-19 | 2021-10-19 | Movable greenhouse lifting suspension device for coal mine and application method thereof |
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| CN203022785U (en) * | 2012-12-04 | 2013-06-26 | 张要展 | Stepping type hydraulic shed lifting device |
| CN203035216U (en) * | 2012-12-04 | 2013-07-03 | 河南南车重型装备有限公司 | Self-moving type shed-lifting support |
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