CN217148286U - Heavy oil cylinder lifting beam for low roadway - Google Patents
Heavy oil cylinder lifting beam for low roadway Download PDFInfo
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- CN217148286U CN217148286U CN202221020391.XU CN202221020391U CN217148286U CN 217148286 U CN217148286 U CN 217148286U CN 202221020391 U CN202221020391 U CN 202221020391U CN 217148286 U CN217148286 U CN 217148286U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a short tunnel is with heavy hydro-cylinder lifting beam, include: the bearing trolley travels on the track; the trolley connecting beam is positioned below the bearing trolley and hinged with the bearing trolley; the main beam is positioned below the trolley connecting beam and hinged with the trolley connecting beam; the H beam and the main beam are positioned on the same plane, and the H beam cross beam is connected with the main beam through a pin shaft and can rotate relative to the main beam; the lifting beam is positioned below the H beam and forms a quadrilateral structure with the H beam cross beam; the hydraulic oil cylinder is positioned inside the lifting beam and connected with the H beam through a chain, and the material is lifted and lowered by utilizing the expansion and contraction of the oil cylinder. Low short tunnel use heavy hydro-cylinder lifting beam through optimizing lifting beam spatial layout, reduce and lift by crane the required space of material, realize the large-scale hydraulic support of low tunnel transportation.
Description
Technical Field
The utility model belongs to colliery auxiliary transportation field specifically is a short tunnel is with heavy hydro-cylinder lifting beam.
Background
The lifting beam and the monorail crane vehicle are matched to carry out material transportation in the coal mine auxiliary transportation system, the specification and the size are continuously increased along with the development of coal mine tunneling support equipment, but the size of a mine roadway is unchanged and is limited by the size of the roadway, the existing lifting beam cannot realize transportation of large equipment in a low roadway, and therefore the occupied space of the lifting beam needs to be reduced, and the transportation of the large equipment in the low roadway is realized.
The Chinese patent document CN214495452U discloses a high-efficiency hydraulic oil cylinder lifting beam which comprises a walking vehicle, a connecting frame, a hydraulic oil cylinder and a lifting beam, wherein the hydraulic oil cylinder is vertically arranged and is hinged between the connecting frame and the lifting beam, the oil cylinder moves up and down through stretching, but the stroke of the oil cylinder is limited, so that a large hydraulic support cannot be transported, and on the other hand, the oil cylinder is connected with a chain, so that the center of gravity of the support is unstable when the support is on an uphill, and safety risk exists.
The Chinese patent document CN211769898U discloses a high-efficiency hydraulic cylinder lifting beam, which comprises a walking vehicle, a connecting frame, a beam body, a lifting transverse plate and a hydraulic cylinder, wherein the hydraulic cylinder is fixed on the lifting transverse plate and controls the retraction and extension of a lifting chain through the extension and contraction of a piston rod, the stroke of the hydraulic cylinder is equal to the lifting height, the transportation of large-scale equipment cannot be realized, and the walking vehicle, the connecting frame and the beam body are overlapped up and down, so that the space occupied by the lifting beam is increased.
Therefore, the heavy oil cylinder lifting beam for the low roadway has the advantages of reasonable structural arrangement, small occupied space of the lifting beam and capability of meeting the transportation requirement of large hydraulic supports.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a short tunnel is with heavy hydraulic cylinder lifting beam, through optimizing lifting beam structure overall arrangement, solve the large-scale hydraulic support problem of short tunnel transportation among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a heavy oil cylinder lifting beam for a low roadway comprises a bearing trolley, wherein the bearing trolley travels on a track; the trolley connecting beam is positioned below the bearing trolley and hinged with the bearing trolley; the main beam is positioned below the trolley connecting beam and hinged with the trolley connecting beam; the H beam and the main beam are positioned on the same plane, and the H beam is connected with the main beam through an H beam pin shaft and can rotate relative to the main beam; the lifting beam is positioned below the H beam, is connected with the H beam and forms a quadrilateral structure with the H beam; and the hydraulic oil cylinder is positioned in the lifting beam and is connected with the H beam through a transmission chain.
Preferably, the number of the bearing trolleys is multiple, and every two bearing trolleys are connected with one trolley connecting beam; every two trolley connecting beams are connected with one main beam, every two main beams are connected with one H-beam, and two ends of the H-beam are respectively connected with a lifting beam.
Preferably, two ends of the trolley connecting beam are connected with the two bearing trolleys through spherical pairs.
Preferably, the main beam comprises a main beam cross beam and a main beam longitudinal beam, the main beam cross beam and the main beam longitudinal beam form a cross structure and are connected through a main beam pin shaft, the main beam cross beam rotates around the main beam longitudinal beam by taking the main beam pin shaft as a center, and two ends of the main beam longitudinal beam are hinged to the trolley connecting beam by adopting spherical pairs.
Preferably, the H-beam comprises an H-beam cross beam and an H-beam longitudinal beam, the H-beam cross beam is inserted into a web of the H-beam longitudinal beam to form a cross structure and is connected through an H-beam pin shaft, and the H-beam cross beam rotates around the H-beam longitudinal beam with the H-beam pin shaft as a center.
Preferably, the number of the lifting beams is two, the lower part of each lifting beam is connected with a lifting device, and two ends of each lifting beam are connected with the H-beam through transmission chains.
Preferably, the hydraulic oil cylinder is arranged inside the lifting beam and is respectively 1 in the left and right sides, one end of the transmission chain is connected with the H-beam cross beam, and the other end of the transmission chain bypasses the chain wheel device I and the chain wheel device II and is fixed on a protection plate at the upper part of the hydraulic oil cylinder.
Preferably, the number of the carrying trolleys is multiple, every two carrying trolleys are directly connected with one main beam, every two main beams are connected with one H-beam, and two ends of the H-beam are respectively connected with the lifting beam.
Compared with the prior design scheme, the utility model discloses technical scheme has following advantage:
1. the main beam and the H beam are positioned on the same plane, the structural mode of vertically stacking is abandoned, the space occupied by the lifting beam in the roadway is effectively reduced, and the problem of transportation of the low roadway is solved.
2. The oil cylinder is arranged inside the lifting beam, so that the problem of space required by the oil cylinder arranged on the upper beam body is solved, meanwhile, the oil cylinder adopts a movable pulley structure inside the lifting beam, the lifting height is increased, and the problem of large material transportation is solved.
3. The oil cylinder is arranged inside the lifting beam and connected with the H beam through a chain, the lifting beam and the material move synchronously during lifting and descending, and the phenomenon that the material is lifted and descended to block the material is avoided.
4. Four lifting hooks arranged at the bottom of the lifting beam can be lifted by four points, the lifting beam is positioned at two sides of the material during transportation, and the overturning risk caused by unstable gravity center of the material is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
in the figure, a track 1, a bearing trolley 2, a trolley connecting beam 3, a main beam 4, a main beam cross beam 41, a main beam longitudinal beam 42, a main beam pin shaft 43, a lifting beam 5, a transmission chain 51, a lifting device 52, a chain wheel device I53, a transition block 54, a hydraulic oil cylinder 55, a chain wheel device II 56, an H beam 6, an H beam longitudinal beam 61, an H beam cross beam 62 and an H beam pin shaft 63.
Detailed Description
The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings and the detailed description. It is obvious that the described embodiment is only a partial embodiment of the present invention, and not all embodiments, and all other embodiments made by those skilled in the art without inventive forebody are within the protection scope of the present invention.
As shown in fig. 1, fig. 2 and fig. 3 the utility model provides a heavy hydro-cylinder lifting beam for short roadway, include: the device comprises a bearing trolley 2, a trolley connecting beam 3, a main beam 4, an H beam 6, a lifting beam 5 and a hydraulic oil cylinder 55.
The bearing trolley 2 is suitable for walking on the track 1; the trolley connecting beam 3 is positioned below the bearing trolley 2 and is hinged with the bearing trolley 2; the main beam 4 is positioned below the trolley connecting beam 3 and is hinged with the trolley connecting beam 3; the H-beam 6 and the main beam 4 are positioned on the same plane, and the H-beam cross beam 62 is connected with the main beam 4 through an H-beam pin shaft 63 and can rotate relative to the main beam 4; the lifting beam 5 is positioned below the H beam 6 and is suitable for hanging a support, the hydraulic oil cylinder 55 is arranged inside the lifting beam 6 and is connected with the H beam 6 through the transmission chain 51, and the material is driven to lift and descend by the expansion and contraction of the oil cylinder 55.
In order to ensure that the track 1 is uniformly stressed and reduce the risk of overlarge deformation of the stressed track 1, the number of the bearing trolleys 2 is multiple. As a preferred implementation manner of the present embodiment, every two of the carrying trolleys 2 are hinged to one trolley connecting beam 3, every two trolley connecting beams 3 are connected to one main beam 4, and every two main beams 4 are connected to one H-beam 6. As a preferred embodiment of the present embodiment, sixteen load-bearing trolleys 2 are arranged, sixteen load-bearing trolleys 2 are hinged to eight trolley connecting beams 3, eight trolley connecting beams 3 are connected to four main beams 4, every two main beams 4 are connected to one H-beam 6, the left and right ends of the two H-beams 6 are respectively connected to the lifting beam 5, the weight is dispersed layer by layer, and the heavy oil cylinder lifting beam can lift forty-eight tons of materials. The number of the bearing trolleys 2 is reduced to eight, the bearing trolleys are directly connected with four main beams 4, the four main beams 4 are connected with two H-beams 6, the left end and the right end of each of the two H-beams 6 are respectively connected with one lifting beam 5, and the heavy oil cylinder lifting beam is guaranteed to lift thirty-two tons of materials, which is another preferable scheme of the embodiment.
Further, as a preferred embodiment of the present embodiment, the number of the trolley connecting beams 3 is eight, two ends of each trolley connecting beam 3 are connected to two of the carrying trolleys 2 through spherical pairs, and the spherical pairs are used for connection to provide the degree of freedom required by the ascending and turning of the lifting beam.
Further, as a preferred embodiment of the present embodiment, the number of the main beams 4 is four, the main beams include main beam longitudinal beams 42 and main beam cross beams 41, two ends of the main beam longitudinal beams 42 are hinged to the trolley connecting beam 3 by using spherical pairs, the main beam longitudinal beams 42 are inserted into the main beam cross beams 41 to form a cross structure, and the middle is connected by using main beam pin shafts 43, so as to provide the degree of freedom required by turning of the lifting beam.
Further, as a preferred embodiment of the present embodiment, two H-beams 6 are provided, and are in the same plane as the main beam 4, the H-beam 6 includes an H-beam longitudinal beam 61 and an H-beam cross beam 62, the H-beam longitudinal beam 61 and the main beam cross beam 62 are connected by an H-beam pin 63, so that the H-beam longitudinal beam 61 can rotate around the main beam cross beam 62, the further H-beam longitudinal beam 61 and the main beam cross beam 62 form an unstable quadrilateral structure, the H-beam cross beam 62 is inserted into the H-beam longitudinal beam 61 to form a cross structure, and the middle is connected by an H-beam pin 63, so that the H-beam cross beam 62 can rotate around the H-beam longitudinal beam 61, and the degree of freedom required for turning and ascending the crane beam is provided.
Further, as a preferred embodiment of the present embodiment, two lifting beams 5 are provided, and are located on the left and right sides of the lifting beam, and form a quadrilateral structure with the H-beam cross beam. Two ends of the lifting beam 5 are connected with the H-beam 6 through transmission chains 51, a lifting device 52 is arranged at the lower part of the lifting beam, and the lifting device 52 comprises but not limited to a lifting chain.
Further, as a preferred embodiment of the present embodiment, the hydraulic cylinder 55 is arranged inside the lifting beam 5, the hydraulic cylinder is arranged on the left side and the right side of the lifting beam 5, one end of the transmission chain 51 is connected with the H-beam cross beam 62, the other end of the transmission chain is fixed on a protection plate on the upper portion of the hydraulic cylinder 55 by bypassing the chain wheel device i 53 and the chain wheel device ii 56, the chain wheel device i 53 is arranged on the lifting beam 5 behind the hydraulic cylinder 55, and the chain wheel device ii 56 is arranged at the front end of a transmission shaft of the hydraulic cylinder 55. Therefore, when the oil cylinder is telescopic, the lifting beam can be driven to lift and lower materials, the stroke of the oil cylinder is twice of that of the transmission chain, and the lifting or lowering speed is twice of that of the hydraulic oil cylinder.
The working process of the hydraulic oil cylinder lifting beam for the low roadway of the embodiment is as follows: the monorail crane pulls the lifting beam to reach an appointed lifting point, the bearing trolley 2 runs on the track 1 under the traction of the locomotive, the hydraulic oil cylinder 55 is controlled to stretch and retract to drive the transmission chain 51 to move when the monorail crane needs to be lifted or descended, one end of the transmission chain 51 is fixed on the H-beam cross beam 62, the chain is in a tensioning state, the lifting beam 5 is driven to ascend or descend, and the lifting device 52 is arranged at the bottom of the lifting beam 5 to lift materials, so that the lifting and descending of the materials are achieved.
The above-mentioned implementation measures are only specific examples made for clearly showing the technical solution in detail, and should not be considered as limitations of the present invention, and those skilled in the art can implement the present invention in other forms without departing from the basic principle of the present invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, without any reference signs in the claims being construed as limiting the scope of the invention.
The above specific implementation measures are only used for a specific example of the present invention, and can not be used for limiting the present invention, all the techniques of the present invention should be regarded as any slight modification, equivalent replacement or improvement to the above implementation measures within the protection scope of the present invention.
Claims (8)
1. The utility model provides a short tunnel is with heavy hydro-cylinder lifting beam which characterized in that includes:
the bearing trolley travels on the track;
the trolley connecting beam is positioned below the bearing trolley and hinged with the bearing trolley;
the main beam is positioned below the trolley connecting beam and hinged with the trolley connecting beam;
the H beam and the main beam are positioned on the same plane, and the H beam is connected with the main beam through an H beam pin shaft and can rotate relative to the main beam;
the lifting beam is positioned below the H beam, is connected with the H beam and forms a quadrilateral structure with the H beam;
and the hydraulic oil cylinder is positioned in the lifting beam and is connected with the H beam through a transmission chain.
2. The heavy oil cylinder lifting beam for the short roadway according to claim 1, wherein the number of the bearing trolleys is multiple, and every two bearing trolleys are connected with one trolley connecting beam; every two trolley connecting beams are connected with one main beam, every two main beams are connected with one H-beam, and two ends of the H-beam are respectively connected with a lifting beam.
3. The heavy oil cylinder lifting beam for the short roadway according to claim 2, wherein two ends of the trolley connecting beam are connected with the two bearing trolleys through spherical pairs.
4. The heavy oil cylinder lifting beam for the short roadway according to claim 3, wherein the main beam comprises a main beam cross beam and a main beam longitudinal beam, the main beam cross beam and the main beam longitudinal beam form a cross structure and are connected through a main beam pin shaft, the main beam cross beam rotates around the main beam longitudinal beam by taking the main beam pin shaft as a center, and two ends of the main beam longitudinal beam are hinged with the trolley connecting beam by adopting spherical pairs.
5. The heavy oil cylinder lifting beam for the short roadway according to claim 4, wherein the H beam comprises an H beam cross beam and an H beam longitudinal beam, the H beam cross beam is inserted into the web of the H beam longitudinal beam to form a cross structure and is connected through an H beam pin shaft, and the H beam cross beam rotates around the H beam longitudinal beam by taking the H beam pin shaft as a center.
6. The heavy oil cylinder lifting beam for the low roadway as claimed in claim 5, wherein the number of the lifting beams is two, the lower part of the lifting beam is connected with a lifting device, and two ends of the lifting beam are connected with the H beam through transmission chains.
7. The heavy oil cylinder lifting beam for the low roadway according to claim 6, wherein the hydraulic oil cylinders are arranged inside the lifting beam, 1 is arranged on the left and right sides, one end of the transmission chain is connected with the H-beam cross beam, and the other end of the transmission chain bypasses the chain wheel device I and the chain wheel device II and is fixed on a protection plate on the upper portion of the hydraulic oil cylinders.
8. The heavy oil cylinder lifting beam for the low roadway as claimed in claim 1, wherein the number of the carrying trolleys is multiple, every two carrying trolleys are directly connected with one main beam, every two main beams are connected with one H-beam, and two ends of the H-beam are respectively connected with a lifting beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221020391.XU CN217148286U (en) | 2022-04-29 | 2022-04-29 | Heavy oil cylinder lifting beam for low roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221020391.XU CN217148286U (en) | 2022-04-29 | 2022-04-29 | Heavy oil cylinder lifting beam for low roadway |
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| Publication Number | Publication Date |
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| CN217148286U true CN217148286U (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221020391.XU Active CN217148286U (en) | 2022-04-29 | 2022-04-29 | Heavy oil cylinder lifting beam for low roadway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115893204A (en) * | 2022-11-07 | 2023-04-04 | 尤洛卡（山东）矿业科技有限公司 | Lifting beam control system |
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2022
- 2022-04-29 CN CN202221020391.XU patent/CN217148286U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115893204A (en) * | 2022-11-07 | 2023-04-04 | 尤洛卡（山东）矿业科技有限公司 | Lifting beam control system |
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