CN115107810B - Synchronous wheel type rope drop prevention protection device of overhead passenger device and early warning method - Google Patents
Synchronous wheel type rope drop prevention protection device of overhead passenger device and early warning method Download PDFInfo
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- CN115107810B CN115107810B CN202210490812.3A CN202210490812A CN115107810B CN 115107810 B CN115107810 B CN 115107810B CN 202210490812 A CN202210490812 A CN 202210490812A CN 115107810 B CN115107810 B CN 115107810B
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- 230000002265 prevention Effects 0.000 title claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 9
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 239000003245 coal Substances 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
- B61B12/06—Safety devices or measures against cable fracture
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
- B61B12/02—Suspension of the load; Guiding means, e.g. wheels; Attaching traction cables
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Abstract
The invention relates to a synchronous wheel type rope drop prevention protection device of an overhead manned device, which comprises a connecting collet, a bearing upright post, a rope supporting wheel and a protection wheel, wherein the lower end surface of the connecting collet is connected with the bearing upright post, the side surface of the bearing upright post is connected with the rope supporting wheel and the protection wheel through a wheel shaft, and the protection wheel comprises a wheel body, a baffle plate, a pressure-bearing spring, a guide sleeve and a positioning key. The application method comprises two steps of device setting and driving protection. The operation method comprises two steps of device setting and driving protection. The invention can effectively meet the requirements of supporting operation of various roadway structures and overhead man-riding devices, and can effectively realize effective bearing protection of the traction steel strand during operation, thereby greatly improving the reliability and safety of the operation of the overhead man-riding devices.
Description
Technical Field
The invention relates to a synchronous wheel type rope drop prevention protection device of an overhead manned device and a use method thereof, belonging to the technical field of conveying equipment.
Background
The overhead man-riding device is important personnel or material conveying equipment in enterprises such as a current coal mine, and is mainly driven by traction through the steel strand wires during operation, so that the situation that the steel strand wires fall off due to traction caused by factors such as external impact vibration, steel strand wire abrasion, wire wheel abrasion and the like is caused during operation, the operation safety of the overhead man-riding device is seriously influenced, and meanwhile, the structural abrasion of the overhead man-riding device, the traction driving steel strand wires, rope wheels and the like is seriously caused, the service life of the equipment is seriously influenced, and the operation and maintenance cost of the equipment is increased.
Aiming at the problem, auxiliary equipment such as an 'overhead man-riding device rope drop preventer' with the patent application number of 2016209821709 is also developed at present, and although the rope drop prevention operation on the steel strand for traction can be met to a certain extent, the equipment structure is relatively fixed and needs to be additionally arranged on the structure of the traditional overhead man-riding device, so that the traditional overhead man-riding device is extremely easy to be influenced by the use environment and the equipment structure, the use flexibility and the universality are relatively poor, meanwhile, the single-sign protection equipment still has a larger gap and other structures during operation, and the steel strand is also lack of effective guiding and protection during falling, so that equipment abrasion is easily increased due to clamping in the equipment gap on one hand, and serious equipment faults such as steel strand breakage and the like are even caused during serious faults and safety accidents are caused during falling of the steel strand; on the other hand, the steel strand is also very easy to drop, damage is caused to peripheral equipment and personnel, and the dropped steel strand is difficult to maintain and reset, so that the efficiency and the working cost of equipment fault repair operation are seriously affected.
Therefore, aiming at the problem, a brand new synchronous wheel type rope drop prevention protection device of the overhead man-riding device and a use method are urgently needed to be developed so as to meet the actual use requirement.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a synchronous wheel type rope drop prevention protection device for an overhead man-riding device and a use method thereof.
The utility model provides an aerial passenger device synchronizing wheel formula prevents falling rope protection device, including the connection collet, bear the stand, hold in the palm the rope pulley, the guard wheel, the connection collet is the platy structure of transversal personally submitting rectangle, its lower terminal surface is connected with bear the stand and vertically distributed, bear the stand side surface and hold in the palm the rope pulley, the guard wheel is connected, and hold in the palm the rope pulley, the guard wheel is coaxial between the guard wheel, wherein the guard wheel is located the rope pulley outside position, the guard wheel is in addition with hold in the palm rope pulley side surface and offset, the guard wheel includes the wheel body, the baffle, the pressure-bearing spring, the uide bushing, the location key, wheel body side surface is connected and coaxial distribution with the baffle respectively, the baffle diameter is greater than the wheel body diameter by at least 5 millimeters, and the baffle diameter is 1/4-3/4 of holding in the rope pulley diameter, wheel body wheel face and baffle constitute the transversal plane jointly and are the groove structure of "H" shape, the wheel body side surface that holds in the palm the rope pulley corresponds sets up with holding in the palm the rope pulley coaxial distribution, the uide bushing front half is embedded in the adjustment groove and coaxial distribution with the adjustment groove, the adjustment groove cell wall sets up a plurality of and surrounds adjustment groove bearing parallel distribution and adjustment groove axis, the alignment, the uide bushing surface is connected with the key, and the die surface is coaxial with the bearing groove side surface is connected with the bearing groove side of the pressure-bearing bushing, and the bearing bushing is coaxial with the bearing groove, and is connected with the bearing surface and the bearing sleeve.
Further, the auxiliary deviation correcting plate is arranged on the side surface of the bearing upright post, the auxiliary deviation correcting plate is coated outside the upper end surface of the bearing upright post and is in sliding connection with the outer surface of the bearing upright post, the auxiliary deviation correcting plate comprises a guide arm, a wiring groove, an elastic hinge and an elastic lining, wherein the wiring groove is of a groove-mounted structure with any one of a U-shaped cross section and an isosceles trapezoid structure, the wiring groove is coated outside the bearing upright post, the elastic lining is coated in the wiring groove, the wiring groove is in sliding connection with the outer surface of the bearing upright post through the elastic lining, the axis of the wiring groove is in an included angle of 30-90 degrees with the axis of the bearing upright post, the upper end surface of the wiring groove is additionally connected with the bearing upright post through at least one guide arm, and two ends of the guide arm are respectively hinged with the bearing upright post and the wiring groove through the elastic hinge.
Further, a guide roller is arranged at two ends of the wiring groove, the guide roller is connected with the side wall of the wiring groove through a spring column and is positioned right below the wiring groove, the distance between the lower end face of the wiring groove and the guide roller is 0-50 mm, a U-shaped guide groove is arranged on the roller surface of the guide roller, and meanwhile two ends of the spring column are hinged with the wiring groove and the guide roller through elastic hinges respectively.
Further, the wheel shaft is in sliding connection with the outer side surface of the bearing upright post through an adjusting mechanism, the adjusting mechanism comprises a sliding groove, sliding blocks, adjusting bolts, bearing rib plates, bearing springs and shaft sleeves, the sliding grooves are embedded in the side surface of the bearing upright post and are distributed in parallel with the axis of the bearing upright post, an adjusting hole distributed along the axis direction of the sliding groove is formed in the bottom of the sliding groove, the corresponding bearing upright post is provided with the adjusting sliding grooves, the sliding blocks are in two in total, the rear end faces of the sliding blocks are embedded in the sliding grooves, distributed along the axis direction of the sliding groove and are in sliding connection with the sliding grooves, the rear end faces of the sliding blocks are respectively connected with one adjusting bolt, the adjusting bolts are embedded in the adjusting hole and are connected with the side wall of the adjusting hole and the side wall of the adjusting sliding groove, meanwhile, the front end faces of the adjusting bolts are located outside the bearing upright post and are connected with the outer surface of the bearing upright post through nuts, one sliding block front end face of the sliding block is connected with the wheel shaft and is perpendicular to the axis of the bearing upright post, the front end face of the other sliding block is hinged with the lower end face of the at least one bearing rib plate through an elastic hinge, the upper end face of the bearing rib plate is hinged with the shaft sleeve through the elastic hinge, the shaft sleeve is coated outside the shaft sleeve and is in coaxial with the pulley, and is distributed with the rope pulley to be located between the bearing upright post and the sliding position.
Further, the baffle be the annular structure that the axial cross-section is isosceles trapezoid, wherein be located baffle up end and a plurality of deflector near holding in the palm rope wheel one side, the deflector is the transversal platy structure that personally submits the rectangle, and its lower terminal surface is articulated with baffle up end through elastic hinge to be 30 ~ 90 contained angles with the wheel axis, a plurality of deflector, each deflector all encircle baffle axis equipartition, just terminal surface and holding in the palm rope wheel side surface counterbalance and sliding connection before the deflector.
Further, the rope supporting wheel side surface corresponding to the front end surface of the guide plate is provided with limiting grooves which are coaxially distributed with the rope supporting wheel and are of annular structures, the cross section of each limiting groove is of an arc structure, and the front end surface of the guide plate is positioned in each limiting groove and is propped against the bottom of each limiting groove through a sliding block and is in sliding connection with the bottom of each limiting groove.
Further, the wheel surface of the wheel body is provided with at least one supporting groove, the outer side surface of the wheel body is additionally provided with a protective lining plate, the supporting groove is gradually increased in depth along the direction of one side close to the supporting wheel and one side far away from the supporting wheel, the distance between every two adjacent supporting grooves is 1-5 mm, meanwhile, the height of the groove wall between every two adjacent supporting grooves is not smaller than 60% of the average depth of every two adjacent supporting grooves, the protective lining plate is of a round structure with an axial section in a shape of ', the protective lining plate is coated on the outer side surface of the wheel body, the inner diameter of the protective lining plate is at least 10 mm larger than the outer diameter of the wheel body, and the outer diameter of the protective lining plate is not larger than 90% of the outer diameter of the supporting wheel.
The operation method of the synchronous wheel type rope drop prevention protection device of the overhead man riding device comprises the following steps:
s1, setting a device, namely firstly assembling a collet, a bearing upright post, a rope supporting wheel and a protective wheel to obtain a finished product protective device, then connecting the finished product protective device with a tunnel top fixing device through the upper end surface of the collet, enabling the bearing upright post to be vertically distributed with a horizontal plane, finally adjusting a wheel shaft and the positions between the rope supporting wheel, the protective wheel and the collet which are connected with the wheel shaft according to the working height of a traction steel strand through an adjusting mechanism, enabling the traction steel strand to be embedded in the rope supporting wheel, and carrying the traction steel strand by the rope supporting wheel;
s2, driving protection, namely meeting the operation requirement of the overhead passenger device after the step S1 is completed, and in the operation process, carrying the traction steel strand of the overhead passenger device by the rope supporting wheel to meet the operation requirement, when the traction steel strand drops from the rope supporting wheel due to faults, the traction steel strand falls into the protection wheel to be temporarily carried by the protection wheel, so that the temporary emergency operation of the overhead passenger device is met.
The device has simple structure, flexible and convenient use and good universality, can effectively meet the requirements of supporting operation of various roadway structures and overhead passenger devices, can effectively realize effective bearing protection of the traction steel strands during operation, and can prevent the operation accident of the overhead passenger devices caused by the falling of the traction steel strands on one hand; on the other hand, the damage condition of the overhead passenger device and the traction steel strand caused by friction between the traction steel strand and equipment such as a frame, the overhead passenger device and the like can be prevented, so that the running reliability and safety of the overhead passenger device are greatly improved.
Drawings
The invention is described in detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic view of a bracket according to the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention without an auxiliary deviation correcting plate;
FIG. 3 is a schematic view of the structure of the auxiliary deviation correcting plate according to the present invention;
fig. 4 is a schematic diagram of a rope supporting wheel protection wheel connection structure;
FIG. 5 is a schematic flow chart of the method of the invention.
Detailed Description
In order to facilitate the construction of the technical means, the creation characteristics, the achievement of the purposes and the effects of the invention, the invention is further described below with reference to the specific embodiments.
As shown in fig. 1-4, a synchronous wheel type rope drop prevention protection device of an overhead manned device comprises a connecting collet 1, a bearing upright post 2, a rope supporting wheel 3 and a protection wheel 4, wherein the connecting collet 1 is of a plate-shaped structure with a rectangular cross section, the lower end face of the connecting collet is connected with the bearing upright post 2 and is vertically distributed, the side surface of the bearing upright post 2 is connected with the rope supporting wheel 3 and the protection wheel 4 through a wheel shaft 5, the rope supporting wheel 3 and the protection wheel 4 are coaxially distributed, the protection wheel 4 is positioned at the outer side of the rope supporting wheel 3, and the protection wheel 4 is propped against the side surface of the rope supporting wheel 3.
In this embodiment, the protection wheel 4 includes a wheel body 41, a baffle plate 42, a bearing spring 43, a guide sleeve 44, and a positioning key 45, where the side surface of the wheel body 41 is connected with the baffle plate 42 and is coaxially distributed, the diameter of the baffle plate 42 is at least 5 mm greater than that of the wheel body 41, and the diameter of the baffle plate 42 is 1/4-3/4 of that of the supporting wheel 3, the wheel surface of the wheel body 41 and the baffle plate 42 together form a groove structure with a cross section of an H shape, the corresponding side surface of the wheel body 41 of the supporting wheel 3 is provided with an adjusting groove 6 coaxially distributed with the supporting wheel 3, the front half of the guide sleeve 44 is embedded in the adjusting groove 6 and coaxially distributed with the adjusting groove 6, the groove wall of the adjusting groove 6 is provided with a plurality of key grooves 7 parallel to the axis of the adjusting groove 6 and uniformly distributed around the axis of the adjusting groove 6, the outer surface of the guide sleeve 44 is connected with the positioning key 45 and is connected with the key 7 through the positioning key 45, the guide sleeve 44 is slidably connected with the groove wall of the adjusting groove 6 along the axis direction of the supporting wheel 3, the rear end surface of the guide sleeve 44 is connected with the side surface of the wheel body 41 and coaxially distributed, the bearing spring 43 is embedded in the guide sleeve 44, and coated outside the wheel 5, and the bearing spring 43 is coaxially distributed with the side surface of the wheel body 4.
In this embodiment, an auxiliary deviation rectifying plate 8 is disposed on a side surface of the bearing upright 2, the auxiliary deviation rectifying plate 8 is wrapped outside an upper end surface of the supporting sheave 3 and is slidably connected with an outer surface of the supporting sheave 3, the auxiliary deviation rectifying plate 8 includes a guide arm 81, a wire groove 82, an elastic hinge 83, and an elastic liner 84, wherein the wire groove 82 is a groove-mounted structure with a cross section in any one of a U-shaped and isosceles trapezoid structure, the wire groove 82 is wrapped outside the supporting sheave 3, the elastic liner 84 is wrapped in the wire groove 82, the wire groove 82 is slidably connected with the outer surface of the supporting sheave 3 through the elastic liner 84, an included angle between an axis of the wire groove 82 and an axis of the supporting upright 2 is 30 ° to 90 °, the upper end surface of the wire groove 82 is further connected with the supporting upright 2 through at least one guide arm 81, and two ends of the guide arm 81 are respectively hinged with the supporting upright 2 and the wire groove 82 through elastic hinges;
the two ends of the wiring groove 82 are respectively provided with a guide roller 85, the guide rollers 85 are connected with the side wall of the wiring groove 82 through spring posts 86 and are positioned right below the wiring groove 82, the space between the lower end surface of the wiring groove 82 and the guide rollers 85 is 0-50 mm, the roller surfaces of the guide rollers 85 are provided with U-shaped guide grooves 87, and meanwhile, the two ends of the spring posts 86 are respectively hinged with the wiring groove 82 and the guide rollers 85 through elastic hinges.
When the traction steel stranded wires run through the rope supporting wheel bearing, the wiring grooves are used for forcedly positioning the running state of the traction steel stranded wires, so that the situation that the traction steel stranded wires fall off due to external force factors is prevented, and the running stability of the traction steel stranded wires is improved; meanwhile, the running direction of the traction steel strand can be forcedly corrected through the guide groove of the guide roller, so that the falling-off condition caused by overlarge vibration amplitude of the traction steel strand during running operation is further prevented.
Meanwhile, the wheel shaft 5 is slidably connected with the outer side surface of the bearing upright 2 through an adjusting mechanism 9, the adjusting mechanism 9 comprises a sliding groove 91, sliding blocks 92, adjusting bolts 93, bearing rib plates 94, a bearing spring 95 and shaft sleeves 96, the sliding groove 91 is embedded in the side surface of the bearing upright 2 and is parallel to the axis of the bearing upright 2, an adjusting hole 97 distributed along the axis direction of the sliding groove 91 is formed in the bottom of the sliding groove 91, the corresponding bearing upright 2 of the adjusting hole 97 is provided with an adjusting sliding groove 98, the sliding blocks 92 are two, the rear end surfaces of the sliding blocks 92 are embedded in the sliding groove 91 and are slidably connected with the sliding groove 91 along the axis direction of the sliding groove 91, the rear end surfaces of the sliding blocks 92 are respectively connected with one adjusting bolt 93, the adjusting bolts 93 are embedded in the adjusting hole 97, the adjusting sliding groove 98 and are slidably connected with the side walls of the adjusting hole 97 and the adjusting sliding groove 98, meanwhile, the front end surfaces of the adjusting bolts 93 are positioned outside the bearing upright 2 and are connected with the outer surface of the bearing upright 2 through nuts, one of the sliding blocks 92, the front end surface of the sliding blocks 92 is vertically distributed with the wheel shaft 5, the axis of the bearing upright 2 is vertically distributed, the front end surface of the other sliding block 92 is hinged with the bearing upright 5 through at least one elastic hinge 94, and is in the same place, and is in the position of the same with the bearing upright 5, and is in the position is in the sliding sleeve 5, and is in the sliding joint with the position is in the bearing axle 5, and is in the sliding joint with the bearing axle 2 through the bearing sleeve 96;
the sliding grooves and the sliding blocks can effectively realize the sliding adjustment of the wheel axle and the working positions of the supporting wheels and the protecting wheels connected with the wheel axle along the axial direction of the bearing upright post, the purposes of adjusting the working positions of the supporting wheels and the protecting wheels are met, meanwhile, the forced positioning of the wheel axle and the supporting wheels and the protecting wheels connected with the wheel axle is realized through the adjusting bolts, the bearing rib plates and the bearing springs, and the positioning stability is improved.
In this embodiment, the baffle 42 is an annular structure with an isosceles trapezoid axial section, wherein the upper end surface of the baffle 42 located near one side of the rope supporting wheel 3 and a plurality of guide plates 10 are in a plate-shaped structure with rectangular cross sections, the lower end surface of the guide plates 10 is hinged with the upper end surface of the baffle 42 through an elastic hinge and forms an included angle of 30-90 degrees with the axis of the wheel body 41, a plurality of guide plates 10 are uniformly distributed around the axis of the baffle 42, and the front end surfaces of the guide plates 10 are propped against and slidingly connected with the side surface of the rope supporting wheel 3.
Further preferably, the side surface of the rope supporting wheel 3 corresponding to the front end surface of the guide plate 10 is provided with limiting grooves 11 which are coaxially distributed with the rope supporting wheel 3 and are in an annular structure, the cross section of each limiting groove 11 is in an arc structure, and the front end surface of the guide plate 10 is positioned in each limiting groove 11 and is propped against the bottom of each limiting groove 11 through a sliding block 92 and is in sliding connection with the bottom of each limiting groove 11.
The baffle that sets up simultaneously and the deflector of being connected with the baffle can realize when the traction steel strand wires take place to drop from holding in the palm the rope sheave, to the direction of drop of traction steel strand wires to prevent simultaneously that the rope sheave, the protection wheel of holding in the palm that cause because of traction steel strand wires card goes into the clearance between holding in the palm rope sheave and the protection wheel body from blocking up to change, and the serious incident emergence such as breaking takes place because of traction steel strand wires wearing and tearing excessively.
In this embodiment, at least one supporting groove 12 is provided on the wheel surface of the wheel body 41, a protective lining plate 13 is provided on the outer side surface of the wheel body, the supporting groove 12 increases in depth along the direction of the side close to the supporting wheel 3 and the direction of the side far away from the supporting wheel 3, the distance between two adjacent supporting grooves 12 is 1-5 mm, meanwhile, the height of the groove wall between two adjacent supporting grooves 12 is not less than 60% of the average depth of two adjacent supporting grooves 12, the protective lining plate 13 is a circular structure with an axial section in a shape of "and is coated on the outer side surface of the wheel body 41, the inner diameter of the protective lining plate 13 is at least 10 mm greater than the outer diameter of the wheel body 41, and the outer diameter of the protective lining plate 13 is not greater than 90% of the outer diameter of the supporting wheel 3.
Through setting up the different support groove of degree of depth step by step and the protection welt that sets up in the outermost side, realize the wheel body through the support groove and bear the weight of the direction to traction steel strand wires, when satisfying emergency operation and reducing and traction steel strand wires and drop the back wearing and tearing, can lead to the equipment accident that traction steel strand wires drop from holding in the palm the rope wheel completely because of the too big impact force when traction steel strand wires drop in effective mode in addition to can assist the maintenance work efficiency that resets that improves traction steel strand wires and drop.
As shown in fig. 5, the operation method of the synchronous wheel type rope drop prevention protection device of the overhead man-riding device comprises the following steps:
s1, setting a device, namely firstly assembling a collet, a bearing upright post, a rope supporting wheel and a protective wheel to obtain a finished product protective device, then connecting the finished product protective device with a tunnel top fixing device through the upper end surface of the collet, enabling the bearing upright post to be vertically distributed with a horizontal plane, finally adjusting a wheel shaft and the positions between the rope supporting wheel, the protective wheel and the collet which are connected with the wheel shaft according to the working height of a traction steel strand through an adjusting mechanism, enabling the traction steel strand to be embedded in the rope supporting wheel, and carrying the traction steel strand by the rope supporting wheel;
s2, driving protection, namely meeting the operation requirement of the overhead passenger device after the step S1 is completed, and in the operation process, carrying the traction steel strand of the overhead passenger device by the rope supporting wheel to meet the operation requirement, when the traction steel strand drops from the rope supporting wheel due to faults, the traction steel strand falls into the protection wheel to be temporarily carried by the protection wheel, so that the temporary emergency operation of the overhead passenger device is met.
The device has simple structure, flexible and convenient use and good universality, can effectively meet the requirements of supporting operation of various roadway structures and overhead passenger devices, can effectively realize effective bearing protection of the traction steel strands during operation, and can prevent the operation accident of the overhead passenger devices caused by the falling of the traction steel strands on one hand; on the other hand, the damage condition of the overhead passenger device and the traction steel strand caused by friction between the traction steel strand and equipment such as a frame, the overhead passenger device and the like can be prevented, so that the running reliability and safety of the overhead passenger device are greatly improved.
The system has good universality and strong system adjustment and expansion capability, can effectively meet the requirements of spontaneous combustion detection and early warning operation of coal beds in various geological structures and environmental goafs, has comprehensive detection data acquisition during detection operation and high data acquisition precision, and can simultaneously perform comprehensive detection, acquisition and analysis on the coal bed temperature, the coal bed stress state, the water content of the goafs and the air components of the goafs in the goafs, thereby realizing the requirements of accurate analysis and remote early warning operation on the spontaneous combustion state of the coal bed storage state of the goafs.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an aerial passenger device synchronous wheel formula prevents falling rope protection device which characterized in that: the synchronous wheel type rope drop prevention protection device of the overhead manned device comprises a connecting collet, a bearing upright post, a rope supporting wheel and a protection wheel, wherein the connecting collet is of a platy structure with a rectangular cross section, the lower end face of the connecting collet is connected with the bearing upright post and is vertically distributed, the side surface of the bearing upright post is connected with the rope supporting wheel and the protection wheel through a wheel shaft, the rope supporting wheel and the protection wheel are coaxially distributed, the protection wheel is positioned at the outer side of the rope supporting wheel and is propped against the side surface of the rope supporting wheel, the protection wheel comprises a wheel body, a baffle plate, a pressure spring, a guide sleeve and a positioning key, the side surface of the wheel body is respectively connected with the baffle plate and is coaxially distributed, the diameter of the baffle plate is at least 5 mm larger than that of the wheel body, the diameter of the baffle plate is 1/4-3/4 of the diameter of the rope supporting wheel, the wheel surface of the wheel body and the baffle jointly form a groove-shaped structure with an H-shaped cross section, the side surface of the wheel body corresponding to the rope supporting wheel is provided with adjusting grooves which are coaxially distributed with the rope supporting wheel, the front half part of the guide sleeve is embedded in the adjusting grooves and is coaxially distributed with the adjusting grooves, the groove walls of the adjusting grooves are provided with a plurality of key grooves which are parallel to the axis of the adjusting grooves and uniformly distributed around the axis of the adjusting grooves, the outer surfaces of the guide sleeve are connected with positioning keys and are connected with the key grooves through the positioning keys, the guide sleeve and the groove walls of the adjusting grooves are in sliding connection along the axis direction of the rope supporting wheel, the rear end surface of the guide sleeve is connected with the side surface of the wheel body and is coaxially distributed, the bearing springs are embedded in the guide sleeve, and cover the outside of the wheel shaft, and two ends of the bearing springs are respectively propped against the groove bottoms of the adjusting grooves and the side surface of the wheel body; the wheel shaft is in sliding connection with the outer side surface of the bearing upright post through an adjusting mechanism, the adjusting mechanism comprises a sliding groove, sliding blocks, adjusting bolts, bearing rib plates, bearing springs and shaft sleeves, the sliding groove is embedded in the side surface of the bearing upright post and is parallel to the axis of the bearing upright post, one adjusting hole which is distributed along the axis direction of the sliding groove is formed in the bottom of the sliding groove, the corresponding bearing upright post is provided with the adjusting sliding grooves, the sliding blocks are two, the rear end surfaces of the sliding blocks are embedded in the sliding groove and are in sliding connection with the sliding groove, the rear end surfaces of the sliding blocks are respectively connected with one adjusting bolt, the adjusting bolts are embedded in the adjusting holes and the adjusting sliding grooves and are in sliding connection with the side walls of the adjusting grooves, meanwhile, the front end surfaces of the adjusting bolts are positioned outside the bearing upright post and are connected with the outer surface of the bearing upright post through nuts, one sliding block front end surface of the sliding block is connected with the wheel shaft and is perpendicular to the axis of the bearing upright post, the other sliding block front end surface of the sliding block is hinged with the lower end surface of at least one bearing upright post through an elastic hinge, the bearing upper end surface of the sliding block is hinged with the shaft sleeve through the elastic hinge, the shaft sleeve is coated outside the wheel shaft and is in a coaxial, and is distributed with the wheel shaft and is in sliding connection with the rope pulley and is positioned between the bearing upright post and the side wall; the baffle be the annular structure that the axial cross-section is isosceles trapezoid, wherein be located the baffle up end that is close to and hold in the palm rope wheel one side and set up a plurality of deflector, the deflector is the platy structure that the transversal face is rectangle, and its lower terminal surface is articulated with baffle up end through elastic hinge to be 30 ~ 90 contained angles with the wheel axis, a plurality of deflector, each deflector all encircle baffle axis equipartition, just the deflector front end offsets and sliding connection with hold in the palm rope wheel side surface.
2. The synchronous wheel type rope drop prevention protection device for the overhead man-riding device according to claim 1, wherein the synchronous wheel type rope drop prevention protection device comprises the following components: the auxiliary deviation correcting plate is coated outside the upper end face of the rope supporting wheel and is in sliding connection with the outer surface of the rope supporting wheel, the auxiliary deviation correcting plate comprises a guide arm, a wiring groove, an elastic hinge and an elastic lining, wherein the wiring groove is of a groove-shaped structure with a U-shaped cross section and an isosceles trapezoid structure, the wiring groove is coated outside the rope supporting wheel, the elastic lining is coated in the wiring groove, the wiring groove is in sliding connection with the outer surface of the rope supporting wheel through the elastic lining, the axis of the wiring groove forms an included angle of 30-90 degrees with the axis of the rope supporting wheel, the upper end face of the wiring groove is additionally connected with the rope supporting wheel through at least one guide arm, and two ends of the guide arm are respectively hinged with the rope supporting wheel and the wiring groove through the elastic hinge; the utility model discloses a wire casing, including wire casing, spring post, wire casing, guide roll, wire casing both ends all establish a guide roll, the guide roll passes through the spring post and is connected with wire casing lateral wall to be located wire casing directly under, wire casing lower terminal surface and guide roll interval be 0-50 millimeters, just establish "U" font guide way on the guide roll surface, simultaneously the spring post both ends are articulated with wire casing and guide roll through elastic hinge respectively.
3. The synchronous wheel type rope drop prevention protection device for the overhead man-riding device according to claim 1, wherein the synchronous wheel type rope drop prevention protection device comprises the following components: the limiting grooves which are coaxially distributed with the rope supporting wheels and are of annular structures are formed in the side surfaces of the rope supporting wheels, corresponding to the front end surfaces of the guide plates, the cross sections of the limiting grooves are of circular arc structures, and the front end surfaces of the guide plates are located in the limiting grooves and are propped against the bottoms of the limiting grooves through sliding blocks and are in sliding connection with the bottoms of the limiting grooves.
4. The synchronous wheel type rope drop prevention protection device for the overhead man-riding device according to claim 1, wherein the synchronous wheel type rope drop prevention protection device comprises the following components: the wheel surface of the wheel body is provided with at least one supporting groove, the outer side surface of the wheel body is additionally provided with a protective lining plate, the supporting groove is gradually increased in depth along the direction of one side close to the supporting wheel and one side far away from the supporting wheel, the distance between every two adjacent supporting grooves is 1-5 mm, meanwhile, the height of the groove wall between every two adjacent supporting grooves is not smaller than 60% of the average depth of every two adjacent supporting grooves, the protective lining plate is of a round structure with an axial section in a shape of ', the protective lining plate is coated on the outer side surface of the wheel body, the inner diameter of the protective lining plate is at least 10 mm larger than the outer diameter of the wheel body, and the outer diameter of the protective lining plate is not larger than 90% of the outer diameter of the supporting wheel.
5. The method for operating the synchronous wheel type rope drop prevention protection device of the overhead man-riding device based on the invention of claim 1 is characterized in that: the operation method of the synchronous wheel type rope drop prevention protection device of the overhead man-riding device comprises the following steps of:
s1, setting a device, namely firstly assembling a connecting collet, a bearing upright post, a supporting rope wheel and a protective wheel to obtain a finished product protective device, then connecting the finished product protective device with a tunnel top fixing device through the upper end surface of the connecting collet, enabling the bearing upright post to be vertically distributed with a horizontal plane, finally adjusting a wheel shaft and the positions between the supporting rope wheel connected with the wheel shaft, the protective wheel and the connecting collet through an adjusting mechanism according to the working height of a traction steel strand, enabling the traction steel strand to be embedded in the supporting rope wheel, and carrying the traction steel strand by the supporting rope wheel;
s2, driving protection, namely meeting the operation requirement of the overhead passenger device after the step S1 is completed, and in the operation process, carrying the traction steel strand of the overhead passenger device by the rope supporting wheel to meet the operation requirement, when the traction steel strand drops from the rope supporting wheel due to faults, the traction steel strand falls into the protection wheel to be temporarily carried by the protection wheel, so that the temporary emergency operation of the overhead passenger device is met.
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| CN202210490812.3A CN115107810B (en) | 2022-05-07 | 2022-05-07 | Synchronous wheel type rope drop prevention protection device of overhead passenger device and early warning method |
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| CN202210490812.3A CN115107810B (en) | 2022-05-07 | 2022-05-07 | Synchronous wheel type rope drop prevention protection device of overhead passenger device and early warning method |
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| CN115107810B true CN115107810B (en) | 2024-04-05 |
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