CN113213098B - Suspension type shock absorption conveying system linked with two conveying unloading points of heading machine - Google Patents
Suspension type shock absorption conveying system linked with two conveying unloading points of heading machine Download PDFInfo
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- CN113213098B CN113213098B CN202110573116.4A CN202110573116A CN113213098B CN 113213098 B CN113213098 B CN 113213098B CN 202110573116 A CN202110573116 A CN 202110573116A CN 113213098 B CN113213098 B CN 113213098B
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- 239000000725 suspension Substances 0.000 title claims abstract description 61
- 230000035939 shock Effects 0.000 title claims abstract description 25
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 18
- 239000000872 buffer Substances 0.000 claims abstract description 93
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 238000013016 damping Methods 0.000 claims abstract description 57
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 6
- 241001417527 Pempheridae Species 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000012556 adjustment buffer Substances 0.000 abstract description 2
- 230000005641 tunneling Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/60—Arrangements for supporting or guiding belts, e.g. by fluid jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/02—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/10—Arrangements of rollers
- B65G39/12—Arrangements of rollers mounted on framework
- B65G39/14—Spring-supported sets, e.g. permitting troughing of a load-carrying belt
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Framework For Endless Conveyors (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention relates to a suspension type shock absorption conveying system linked with a two-transportation unloading point of a heading machine. The technical problems that an upper carrier roller set and a supporting frame frequently deform and damage due to gravity impact, labor intensity of manual cleaning is increased, and equipment maintenance workload is increased in the existing two-transportation unloading point of the heading machine are mainly solved. The technical scheme adopted by the invention is as follows: the suspension type shock absorption conveying system linked with a secondary conveying unloading point of a development machine comprises a suspension type shock absorption buffer bed, an adjustable guide chute, a guide chute upright post, a multi-track belt conveyor tail frame, a plurality of traveling roller frames, a guide steel wire rope, a suspension pulley, a traction chain, a plurality of tail frame supporting skids, a tail device, a guide steel wire rope tail tensioning frame and a guide steel wire rope tension adjustment buffer, wherein the suspension type shock absorption buffer bed is connected with the secondary conveying supporting walking frame of the secondary conveying belt unloading device and runs on a main track of the multi-track belt conveyor tail frame; the upper planes at two sides of the suspension type damping buffer bed are connected with the bottom ends of the guide chute stand columns.
Description
Technical Field
The invention belongs to the technical field of mine transportation machinery, and particularly relates to a suspension type shock absorption conveying system linked with a two-transportation unloading point of a heading machine.
Background
In the development process of tunnel tunneling, the tunneling machine needs to frequently advance and retreat in the operations of cutting tunneling, cleaning floating coal and the like, and two operation carrier belts connected with the unit into a whole are lapped on a tail frame of the telescopic belt conveyor to carry out mobile unloading. Because the unloading point of the conveyor belt is not fixed during the second operation of the machine set, the unloaded materials can frequently impact the upper carrier roller set in the moving range by gravity, so that the upper carrier roller set and the supporting frame are frequently deformed and damaged by the gravity impact, the belt is deviated and the materials are inclined, the normal operation of equipment is seriously influenced, abnormal consumption of material accessories is caused, the labor intensity of manual cleaning and the workload of equipment maintenance are increased, the production safety accidents are easily caused, and the footage level of mine tunneling is directly influenced.
Disclosure of Invention
The invention aims to solve the technical problems that an upper carrier roller group and a supporting frame frequently deform and damage due to gravity impact and the labor intensity of manual cleaning and the equipment maintenance workload are increased in the existing two-transportation unloading point of a heading machine, and provides a suspended vibration-reduction conveying system linked with the two-transportation unloading point of the heading machine.
In order to solve the technical problems, the invention adopts the following technical scheme:
A suspension type shock absorption conveying system linked with a secondary conveying unloading point of a development machine comprises a suspension type shock absorption buffer bed (3), an adjustable guide chute (4), a guide chute upright post (5), a multi-track belt conveyor tail frame (10), a plurality of traveling roller frames (6), a guide steel wire rope (7), a suspension pulley (8), a traction chain (9), a plurality of tail frame supporting skids (11), a tail device (12), a guide steel wire rope tail tensioning frame (13) and a guide steel wire rope tension adjustment buffer (15), wherein the suspension type shock absorption buffer bed (3) is connected with the secondary conveying support traveling frame (2) of the secondary conveying belt unloading device (1) and jointly runs on a main track (10-1) of the multi-track belt conveyor tail frame (10); the upper planes at two sides of the suspension type damping buffer bed (3) are connected with the bottom ends of guide chute stand columns (5), the guide chute stand columns (5) are fixedly connected with an adjustable guide chute (4) through pin shafts, a plurality of adjusting hole sites are respectively arranged on the guide chute stand columns (5) and the adjustable guide chute (4), so that the adjustable guide chute (4) can be adjusted up and down on the guide chute stand columns (5), and the upper parts of the guide chute stand columns (5) are connected with a cross beam to play a role in stabilizing when receiving unloading impact of materials; the front and the back of the suspension type shock absorption buffer bed (3) are respectively provided with a plurality of floating roller frames (6) which are connected with each other by a small shackle according to a set interval by a traction chain (9); the head end and the tail end of the main track (10-1) are respectively provided with a guide steel wire rope tension adjusting buffer (15) and a guide steel wire rope tail tensioner (13); the traction chain (9) is connected with the suspension pulley (8), and the suspension pulley (8) is in suspension connection with the guide steel wire rope (7); a plurality of traveling roller frames (6) and a suspension type damping buffer bed (3) are connected with a double-wheel rope guider (3-2), a guide steel wire rope (7) sequentially penetrates between two wheels of each double-wheel rope guider (3-2), one end of the guide steel wire rope is connected with a guide steel wire rope tail tensioning frame (13), the other end of the guide steel wire rope is connected with a guide steel wire rope tension adjusting buffer (15), a multi-track belt conveyor tail frame (10) is arranged on a plurality of tail frame supporting skids (11), and the tail end of the multi-track belt conveyor tail frame (10) is arranged on a tail device (12).
Further, the suspension type damping buffer bed (3) comprises a walking support frame (3-1), a bearing walking wheel (3-4), a walking wheel shaft (3-12), a damping spring (3-10), an arch bridge (3-9), a guide sliding sleeve (3-8), a rubber damping sliding strip (3-3), a suspension pin shaft (3-7), a traction lug seat (3-5), a traction connecting plate (3-6) and a double-wheel rope guider (3-2), wherein the bearing walking wheel (3-4) is arranged on the outer side of the walking support frame (3-1) through the walking wheel shaft (3-12), and the tail end of the walking wheel shaft (3-12) is positioned by a clamp spring for a shaft; three groups of spring damping mechanisms are arranged at the bottom of the inner side of the walking support frame (3-1), the bottom of each group of damping mechanisms is connected with a damping spring seat (3-11), and the damping spring seats (3-11) and the bottoms of the damping springs (3-10) are mutually embedded, connected and positioned;
the bearing part of the suspension type shock absorption buffer bed (3) is an arc-shaped bridge (3-9), a plurality of L-shaped holes are uniformly formed in the top surface of the arc-shaped bridge (3-9), and the L-shaped holes are connected with the rubber buffer sliding strip (3-3) so as to facilitate installation, disassembly and replacement; the two ends of the arc-shaped bridge frame (3-9) are connected with the guide sliding sleeve (3-8), a boss is arranged on the bottom surface of the guide sliding sleeve (3-8), the boss can be embedded into the top of the damping spring (3-10) for connecting and positioning, the suspension pin shaft (3-7) sequentially penetrates into the guide sliding sleeve (3-8), the damping spring (3-10) and the damping spring seat (3-11) from top to bottom, and the bottom end of the suspension pin shaft is positioned by a clamping spring for shaft to prevent falling;
Traction lugs (3-5) are fixed at two ends of the walking support frame (3-1), the traction lugs (3-5) are connected with traction connecting plates (3-6), and the traction connecting plates (3-6) are connected with the two-conveyor support walking frame (2) so as to realize synchronous linkage of the two-conveyor belt unloading device (1) and the suspension type damping buffer bed (3); guide chute upright posts (5) are symmetrically arranged on the upper end surfaces of two sides of the walking support frame (3-1), and the bases of the guide chute upright posts (5) are fixedly connected with the walking support frame (3-1) through bolts; two ends of the upper plane of the walking support frame (3-1) are provided with double-wheel rope guides (3-2), the guide steel wire ropes (7) are positioned between the upper wheel and the lower wheel of the double-wheel rope guides (3-2), and the upper pulley and the lower pulley of the double-wheel rope guides (3-2) are detachable, so that the guide steel wire ropes (7) do not need to be disassembled when part of components are replaced.
Further, the traveling roller frame (6) comprises a roller set fixing plate (6-1), a U-shaped dust-proof plate (6-2), a track rubber cleaner (6-3), a V-shaped traveling wheel (6-4), an auxiliary support plate (6-5), a reinforcing rib plate (6-6) and a support beam (6-7), wherein the roller set fixing plate (6-1) is arranged on the left side and the right side of the support beam (6-7) and is connected with the support beam, the auxiliary support plate (6-5) is connected with the support beam (6-7) in a clamping manner and is positioned at the lower part of the inner side of the roller set fixing plate (6-1), the upper edge of the auxiliary support plate (6-5) is connected with one side of the U-shaped dust-proof plate (6-2), the other side of the U-shaped dust-proof plate (6-2) is connected with the lower part of the inner side of the roller set fixing plate (6-1), screw holes are formed in both ends of the U-shaped dust-proof plate (6-2), the track rubber cleaner (6-3) is connected with the U-shaped dust-proof plate (6-2) through a pressing plate and a bolt, and the V-shaped dust-proof plate (6-4) is arranged at the two ends of the auxiliary roller set fixing plate (6-1). The upper part of the inner side of the carrier roller set fixing plate (6-1) is connected with the upper end surface of the supporting cross beam (6-7) through a reinforcing rib plate (6-6) to bear the axial tension of the rubber buffer carrier roller (16).
Further, a group of double-wheel rope guides (3-2) are respectively fixed on the outer sides of the travelling roller frames (6), and bases of the double-wheel rope guides (3-2) are connected with a traction chain (9) through small shackles.
Further, the multi-track belt conveyor tail frame (10) comprises a main track (10-1), a fixed cross beam (10-2), a triangular auxiliary track (10-3) and a special-shaped reinforcing plate (10-4), wherein the main track (10-1) is a track for moving a two-way support walking frame (2) and a suspension type damping buffer bed (3) of the two-way belt unloading device (1), and is symmetrically and fixedly connected with the fixed cross beam (10-2) left and right; two triangular auxiliary rails (10-3) are arranged on the inner side of the main rail (10-1) and connected with the fixed cross beam (10-2) to form a walking rail of a V-shaped walking wheel (10-4) of the walking carrier roller frame (6); the two ends of the fixed cross beam (10-2) are connected with the inner side of the main rail (10-1) through special-shaped reinforcing plates (10-4), the integral stability of the frame is ensured, the two ends of the main rail (10-1) are respectively provided with connecting lugs and lugs which are mutually inserted, and the connecting lugs and lugs are mutually connected into a multi-rail belt conveyor tail frame according to actual needs.
Further, the guide steel wire rope tail strainer (13) comprises a steel wire rope tail strainer (13-1), a tail strainer (13-2) and a fixed pin shaft (13-3), the steel wire rope tail strainer (13-1) is clamped into a connecting lug seat arranged at the tail end of the main track (10-1) and is connected through the fixed pin shaft (13-3), one end of the tail strainer (13-2) is arranged in a screw hole arranged in the steel wire rope tail strainer (13-1), and the other end of the tail strainer (13-2) is connected with one end of the guide steel wire rope (7).
Further, the guide wire rope tension adjusting buffer (15) comprises a buffer structure frame (15-4), a tension adjusting screw (15-1), a tension balance spring (15-5), a balance wheel guide rod frame (15-6), a balance wheel (15-7), a balance wheel shaft (15-8), a wheel shaft limiting guide groove (15-9), a buffer fixing pin shaft (15-10) and a buffer spring seat (15-3), wherein the buffer structure frame (15-4) is inserted into a connecting lug at the head end of the main track (10-1) and is connected through the buffer fixing pin shaft (15-10); the buffer structure frame (15-4) is internally provided with a balance wheel guide rod frame (15-6), the balance wheel (15-7) is arranged at the front end of the balance wheel guide rod frame (15-6) through a balance wheel shaft (15-8), the balance wheel shaft (15-8) is led in from an opening of a wheel shaft limit guide groove (15-9) arranged on the buffer structure frame (15-4), and a guide rod of the balance wheel guide rod frame (15-6) penetrates into a tension balance spring (15-5) and a buffer spring seat (15-3) connected with the buffer structure frame (15-4) to be guided in a free sliding manner along with compression and rebound of the tension balance spring (15-5); a tension adjusting screw rod (15-1) and an adjusting nut (15-2) are arranged below the balance wheel guide rod frame (15-6), the adjusting nut (15-2) is fixedly connected with the buffer structure frame (15-4), the screw rod of the tension adjusting screw rod (15-1) is connected with the adjusting nut (15-2), and the end part of the tension adjusting screw rod (15-1) is connected with a shaft hole arranged on the connecting lug (15-11) and can rotate mutually; the tensioning pin shaft (15-12) penetrates through a pin shaft hole arranged on the connecting lug (15-11) from the wheel shaft limiting guide groove (15-9) arranged on the buffer structure frame (15-4) to be connected, and the other end of the guide steel wire rope (7) is connected with the tension adjusting screw rod (15-1).
The beneficial effects of the invention are as follows:
The suspension type damping buffer bed and the two-transportation unloading point of the heading machine are synchronously linked, and gravity impact kinetic energy generated by material unloading always passes through damping, energy absorption and buffering of the suspension type damping buffer bed in moving unloading, and then centralized constraint diversion and uniform conveying are performed by the guide chute. In the transportation process, the carrier roller groups which move along with the suspension type damping buffer bed are all provided with traction chains which are mutually linked and traction according to set intervals, follow-up and same-line on auxiliary rails on the inner side of a main rail according to different running directions, are integrally linked, and can smoothly enter the bottom of a cable material basket without barriers, so that the length of the main rail of a tail frame is effectively utilized. Because each movable carrier roller set avoids frequent unloading impact, only the weight of the adhesive tape and the load is borne, and the material conveying is stable. The phenomena of belt deviation and material impact pouring are avoided, the service life is prolonged, the workload of manual cleaning and maintenance is also greatly reduced, and the working efficiency and the footage level are effectively improved.
Drawings
FIG. 1 is a schematic diagram of a suspended shock absorbing conveyor system of the present invention running to the end of a belt conveyor tailstock;
FIG. 2 is a schematic diagram of the suspension vibration damping conveying system of the present invention running to the head end of the tail frame of the belt conveyor;
FIG. 3 is a view in the A-A direction of FIG. 1;
FIG. 4 is a B-B view of FIG. 1;
FIG. 5 is a front view of a suspended shock absorbing buffer mount of the present invention;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a C-C cross-sectional view of FIG. 6;
FIG. 9 is a schematic drawing of a traveling roller frame link traction in accordance with the present invention;
FIG. 10 is a front view of a traveling roller housing in accordance with the present invention;
FIG. 11 is a left side view of FIG. 10;
FIG. 12 is a top view of FIG. 10;
FIG. 13 is a front view of a multi-track machine tailstock of the present invention;
fig. 14 is a left side view of fig. 13;
FIG. 15 is a top view of FIG. 13;
FIG. 16 is a front view of a guide wire rope tail tensioner and guide wire rope tension adjusting bumper of the present invention;
FIG. 17 is a top view of FIG. 16;
FIG. 18 is a D-D sectional view of FIG. 16;
In the figure: 1. the device comprises a secondary belt unloading device, a secondary supporting walking frame, a suspended damping buffer bed, an adjustable guide chute, a guide chute upright post, a traveling roller frame, a guide wire rope, a suspension pulley, a traction chain, a multi-track belt conveyor tail frame, a tail frame supporting skid, a tail device, a guide wire rope tail tensioner, a cable basket, a guide wire rope tension adjusting buffer and a rubber buffer idler.
3-1 Parts of walking support frame, 3-2 parts of double-wheel rope guider, 3-3 parts of rubber buffer slide bar, 3-4 parts of bearing walking wheel, 3-5 parts of traction ear seat, 3-6 parts of traction connecting plate, 3-7 parts of hanging pin shaft, 3-8 parts of guiding sliding sleeve, 3-9 parts of arc bridge frame, 3-10 parts of shock absorption spring, 3-11 parts of shock absorption spring seat and 3-12 parts of walking wheel shaft.
6-1 Parts of carrier roller group fixing plates, 6-2 parts of U-shaped dust-proof plates, 6-3 parts of track rubber sweepers, 6-4.V parts of movable wheels, 6-5 parts of auxiliary supporting plates, 6-6 parts of reinforcing rib plates and 6-7 parts of supporting cross beams.
10-1 Parts of main rails, 10-2 parts of fixed cross beams, 10-3 parts of triangular auxiliary rails and 10-4 parts of special-shaped reinforcing plates.
13-1, 13-2, 13-3, Fixing a pin shaft.
15-1, A tension adjusting screw, 15-2, an adjusting nut, 15-3, a buffer spring seat, 15-4, a buffer structure frame, 15-5, a tension balance spring, 15-6, a balance wheel guide rod frame, 15-7, a balance wheel, 15-8, a balance wheel shaft, 15-9, a wheel shaft limiting guide groove, 15-10, a buffer fixing pin shaft, 15-11, a connecting lug and 15-12, and a tensioning pin shaft.
Detailed Description
The invention will be described in further detail below with reference to the drawings and examples.
As shown in fig. 1 to 9, the suspension type shock absorbing and conveying system linked with the secondary conveying and unloading point of the heading machine in the embodiment comprises a suspension type shock absorbing and buffering machine 3, an adjustable guide chute 4, a guide chute upright post 5, a multi-track belt conveyor tail frame 10, a plurality of traveling roller frames 6, a guide steel wire rope 7, a suspension pulley 8, a traction chain 9, a plurality of tail frame supporting skids 11, a tail device 12, a guide steel wire rope tail tensioning frame 13 and a guide steel wire rope tension adjusting buffer 15, wherein the suspension type shock absorbing and buffering machine 3 is connected with the secondary conveying and supporting and walking frame 2 of the secondary conveying and unloading device 1 and jointly runs on a main track 10-1 of the multi-track belt conveyor tail frame 10; the upper planes at two sides of the suspension type damping buffer bed 3 are connected with the bottom ends of guide chute upright posts 5, the guide chute upright posts 5 are fixedly connected with an adjustable guide chute 4 through pin shafts, the guide chute upright posts 5 and the adjustable guide chute 4 are respectively provided with a plurality of adjusting hole sites, so that the adjustable guide chute 4 can be adjusted up and down on the guide chute upright posts 5, the upper parts of the guide chute upright posts 5 are connected with a cross beam, the stabilizing effect is achieved when the unloading impact of materials is received, and facilities such as dust fall spraying and the like can be installed above the cross beam according to requirements; the front and the back of the suspension type damping buffer bed 3 are respectively provided with a plurality of floating roller frames 6 which are mutually connected by a small shackle according to a set interval by a traction chain 9; the head end and the tail end of the main track 10-1 are respectively provided with a guide steel wire rope tension adjusting buffer 15 and a guide steel wire rope tail tensioner 13; the traction chain 9 is connected with the suspension pulley 8, and the suspension pulley 8 is in suspension connection with the guide steel wire rope 7; the plurality of traveling roller frames 6 and the suspension type damping buffer bed 3 are connected with the double-wheel rope guide 3-2, the guide steel wire ropes 7 sequentially penetrate between two wheels of the double-wheel rope guide 3-2, one ends of the guide steel wire ropes are connected with the guide steel wire rope tail tensioning frames 13, the other ends of the guide steel wire ropes are connected with the guide steel wire rope tension adjusting buffer 15, the multi-track belt conveyor tail frames 10 are arranged on the plurality of tail frame supporting skids 11, and the tail ends of the multi-track belt conveyor tail frames 10 are arranged on the tail devices 12. The cable basket 14 straddles above the head end of the multi-track belt conveyor tail frame 10 and is used for storing unit power cables and other facilities and synchronously moves along with the multi-track belt conveyor tail frame 10; the rubber buffer carrier roller is arranged on the traveling carrier roller frame 6. The tail unit 12 includes a tail stock and a belt drum.
As shown in fig. 5-8, the suspension type shock absorbing buffer bed 3 comprises a walking support frame 3-1, a bearing walking wheel 3-4, a walking wheel axle 3-12, a shock absorbing spring 3-10, an arch bridge 3-9, a guide sliding sleeve 3-8, a rubber buffer sliding strip 3-3, a hanging pin shaft 3-7, a traction lug seat 3-5, a traction connecting plate 3-6 and a double-wheel rope guider 3-2, wherein the bearing walking wheel 3-4 is arranged at the outer side of the walking support frame 3-1 through the walking wheel axle 3-12, and the tail end of the walking wheel axle 3-12 is positioned by a clamping spring for an axle; three groups of spring damping mechanisms are arranged at the bottom of the inner side of the walking support frame 3-1, the bottom of each group of damping mechanisms is connected with a damping spring seat 3-11, and the damping spring seats 3-11 and the bottoms of the damping springs 3-10 are mutually embedded, connected and positioned;
The bearing part of the suspension type shock absorption buffer bed 3 is an arc-shaped bridge 3-9, a plurality of L-shaped holes are uniformly formed in the top surface of the arc-shaped bridge 3-9, and the L-shaped holes are connected with the rubber buffer sliding strip 3-3, so that the installation, the disassembly and the replacement are facilitated; the two ends of the arched bridge 3-9 are connected with the guide sliding sleeve 3-8, a boss is arranged on the bottom surface of the guide sliding sleeve 3-8 and can be embedded into the top of the damping spring 3-10 for connecting and positioning, the suspension pin shaft 3-7 sequentially penetrates into the guide sliding sleeve 3-8, the damping spring 3-10 and the damping spring seat 3-11 from top to bottom, and the bottom end is positioned by a clamping spring for a shaft to prevent falling;
Traction lugs 3-5 are fixed at two ends of the walking support frame 3-1, the traction lugs 3-5 are connected with traction connecting plates 3-6, and the traction connecting plates 3-6 are connected with the two-transportation support walking frame 2 to realize synchronous linkage of the two-transportation belt unloading device 1 and the suspension type damping buffer bed 3; guide chute upright posts 5 are symmetrically arranged on the upper end surfaces of the two sides of the walking support frame 3-1, and the bottom ends of the guide chute upright posts 5 are fixedly connected with the walking support frame 3-1 through bolts; two ends of the upper plane of the walking support frame 3-1 are provided with double-wheel rope guides 3-2, a guide steel wire rope 7 is positioned between the upper wheel and the lower wheel of the double-wheel rope guides 3-2, and the upper and the lower pulleys of the double-wheel rope guides 3-2 are detachable, so that the guide steel wire rope 7 does not need to be disassembled when part of components are replaced.
As shown in fig. 5 to 8, the traveling roller frame 6 comprises a roller set fixing plate 6-1, a U-shaped dust-proof plate 6-2, a track rubber cleaner 6-3, a V-shaped traveling wheel 6-4, an auxiliary support plate 6-5, a reinforcing rib plate 6-6 and a support beam 6-7, wherein the roller set fixing plate 6-1 is arranged at the left side and the right side of the support beam 6-7 and is connected with the support beam, the auxiliary support plate 6-5 is connected with the support beam 6-7 in a clamping manner and is positioned at the lower part of the inner side of the roller set fixing plate 6-1, the upper edge of the auxiliary support plate 6-5 is connected with one side of the U-shaped dust-proof plate 6-2, the other side of the U-shaped dust-proof plate 6-2 is connected with the lower part of the inner side of the roller set fixing plate 6-1, screw holes are formed at both ends of the U-shaped dust-proof plate 6-2, the track rubber cleaner 6-3 is connected with the U-shaped dust-proof plate 6-2 through a pressing plate and a bolt, and the V-shaped traveling wheel 6-4 is arranged at both ends of the roller set fixing plate 6-1 and the auxiliary support plate 6-5 through a wheel shaft; the upper part of the inner side of the carrier roller group fixing plate 6-1 is connected with the upper end surface of the supporting cross beam 6-7 through a reinforcing rib plate 6-6 to bear the axial tension of the rubber buffer carrier roller 16.
The outer sides of the travelling roller frames 6 are respectively fixed with a group of double-wheel rope guides 3-2, and the bases of the double-wheel rope guides 3-2 are connected with a traction chain 9 through a small shackle. When moving, the traveling roller frames 6 are mutually pulled and are in follow-up same-row and integral linkage on the triangular auxiliary rail 10-3 of the multi-rail belt conveyor tail frame 10, and the double-wheel rope guider 3-2 can not only support the guiding steel wire rope 7 and guide the retraction of the traction chain 9, but also effectively restrict the accidental derailment of the traveling roller frames 6 under the action of the guiding steel wire rope 7.
As shown in fig. 13 to 15, the multi-track belt conveyor tail frame 10 includes a main track 10-1, a fixed cross beam 10-2, a triangular auxiliary track 10-3 and a special-shaped reinforcing plate 10-4, wherein the main track 10-1 is a track for moving a two-way support walking frame 2 and a suspension shock absorbing buffer bed 3 of the two-way belt unloading device 1, and is symmetrically and fixedly connected with the fixed cross beam 10-2; two triangular auxiliary rails 10-3 are arranged on the inner side of the main rail 10-1 and connected with the fixed cross beam 10-2 to form a walking rail of the V-shaped walking wheels 10-4 of the walking carrier roller frame 6; the two ends of the fixed cross beam 10-2 are connected with the inner side of the main rail 10-1 through the special-shaped reinforcing plate 10-4, the integral stability of the frame is ensured, the two ends of the main rail 10-1 are respectively provided with a connecting lug and a lug seat which are mutually inserted, and the connecting lugs and the lug seats are mutually connected into a multi-rail belt conveyor tail frame according to actual needs.
The travelling roller frame 6 walks on the triangular auxiliary rail 10-3 at the inner side of the main rail 10-1, does not interfere with the cable basket 14 spanned at the head end of the multi-rail belt conveyor tail frame 10, can smoothly enter the bottom of the cable basket 14 without barriers, and effectively utilizes the length of the main rail 10-1 of the multi-rail belt conveyor tail frame 10.
As shown in fig. 16 to 17, the guiding wire rope tail tensioner 13 comprises a wire rope tail tensioning frame 13-1, a tail tensioning screw 13-2 and a fixed pin shaft 13-3, wherein the wire rope tail tensioning frame 13-1 is clamped into a connecting lug seat arranged at the tail end of the main rail 10-1 and is connected through the fixed pin shaft 13-3, one end of the tail tensioning screw 13-2 is arranged in a screw hole arranged in the wire rope tail tensioning frame 13-1, and the other end of the tail tensioning screw 13-2 is connected with one end of the guiding wire rope 7.
As shown in fig. 16 to 18, the guiding wire rope tension adjusting buffer 15 comprises a buffer structural frame 15-4, a tension adjusting screw 15-1, a tension balancing spring 15-5, a balance wheel guide rod frame 15-6, a balance wheel 15-7, a balance wheel shaft 15-8, a wheel shaft limit guide groove 15-9, a buffer fixing pin shaft 15-10 and a buffer spring seat 15-3, wherein the buffer structural frame 15-4 is inserted into a connecting lug at the head end of the main rail 10-1 and is connected through the buffer fixing pin shaft 15-10; the buffer structure frame 15-4 is internally provided with a balance wheel guide rod frame 15-6, the balance wheel 15-7 is arranged at the front end of the balance wheel guide rod frame 15-6 through a balance wheel shaft 15-8, the balance wheel shaft 15-8 is guided in by an opening of a wheel shaft limit guide groove 15-9 arranged on the buffer structure frame 15-4, and a guide rod of the balance wheel guide rod frame 15-6 penetrates into a tension balance spring 15-5 and a buffer spring seat 15-3 connected with the buffer structure frame 15-4 to be guided in a free sliding way along with compression and rebound of the tension balance spring 15-5; a tension adjusting screw rod 15-1 and an adjusting nut 15-2 are arranged below the balance wheel guide rod frame 15-6, the adjusting nut 15-2 is fixedly connected with the buffer structure frame 15-4, a screw rod of the tension adjusting screw rod 15-1 is connected with the adjusting nut 15-2, and the end part of the tension adjusting screw rod 15-1 is connected with a shaft hole arranged on the connecting lug 15-11 and can rotate mutually; the tensioning pin shaft 15-12 passes through a pin shaft hole arranged on the connecting lug 15-11 from the wheel shaft limiting guide groove 15-9 arranged on the buffer structure frame 15-4 to be connected, and the other end of the guide steel wire rope 7 is connected with the tension adjusting screw rod 15-1.
One end of the guide steel wire rope 7 is connected with a tensioning pin shaft 15-12 of a tension adjusting screw rod 15-1 and surrounds a balance wheel 15-7, and then sequentially penetrates into each traveling roller frame 6 at the head end, the suspension type damping buffer bed 3, the double-wheel rope guider 3-2 on the traveling roller frame 6 at the tail end and the middle section suspension pulley 8, and finally is connected with a tensioning screw rod 13-2 of a tensioning frame 13-1 at the tail part of the steel wire rope; and (5) locking and fixing after pretensioning. The tension is adjusted to be proper by tightening the screw 13-2 and the tension adjusting screw 15-1. In actual operation, the guide wire rope tension adjusting buffer 15 can automatically relieve the length difference generated by other reasons such as a slope changing point of the multi-track belt conveyor tail frame 10 to automatically adjust the length actually required by the guide wire rope 7, keep the tension consistent all the time, and facilitate the suspension pulley 8 to guide the traction chain 9 to drive the traveling roller frames 6 to smoothly move.
Claims (5)
1. The suspended vibration-damping conveying system linked with a secondary conveying unloading point of a development machine is characterized by comprising a suspended vibration-damping buffer bed (3), an adjustable guide chute (4), a guide chute upright post (5), a multi-track belt conveyor tail frame (10), a plurality of traveling roller frames (6), a guide steel wire rope (7), a suspension pulley (8), a traction chain (9), a plurality of tail frame supporting skids (11), a tail device (12), a guide steel wire rope tail tensioner (13) and a guide steel wire rope tension adjusting buffer (15), wherein the suspended vibration-damping buffer bed (3) is connected with the secondary conveying supporting walking frame (2) of the secondary conveying belt unloading device (1) and jointly operates on a main track (10-1) of the multi-track belt conveyor tail frame (10); the upper planes at two sides of the suspension type damping buffer bed (3) are connected with the bottom ends of guide chute stand columns (5), the guide chute stand columns (5) are fixedly connected with an adjustable guide chute (4) through pin shafts, a plurality of adjusting hole sites are respectively arranged on the guide chute stand columns (5) and the adjustable guide chute (4), so that the adjustable guide chute (4) can be adjusted up and down on the guide chute stand columns (5), and the upper parts of the guide chute stand columns (5) are connected with a cross beam to play a role in stabilizing when receiving unloading impact of materials; the front and the back of the suspension type shock absorption buffer bed (3) are respectively provided with a plurality of floating roller frames (6) which are connected with each other by a small shackle according to a set interval by a traction chain (9); the head end and the tail end of the main track (10-1) are respectively provided with a guide steel wire rope tension adjusting buffer (15) and a guide steel wire rope tail tensioner (13); the traction chain (9) is connected with the suspension pulley (8), and the suspension pulley (8) is in suspension connection with the guide steel wire rope (7); the plurality of traveling roller frames (6) and the suspension type damping buffer bed (3) are connected with the double-wheel rope guide (3-2), the guide steel wire ropes (7) sequentially penetrate between two wheels of each double-wheel rope guide (3-2), one ends of the guide steel wire ropes are connected with the guide steel wire rope tail tensioner (13), the other ends of the guide steel wire ropes are connected with the guide steel wire rope tension adjusting buffer (15), the multi-track belt conveyor tail frames (10) are arranged on the plurality of tail frame supporting skids (11), and tail ends of the multi-track belt conveyor tail frames (10) are arranged on the tail devices (12);
The suspension type damping buffer bed (3) comprises a walking support frame (3-1), a bearing walking wheel (3-4), a walking wheel shaft (3-12), a damping spring (3-10), an arc-shaped bridge frame (3-9), a guide sliding sleeve (3-8), a rubber damping sliding strip (3-3), a hanging pin shaft (3-7), a traction lug seat (3-5), a traction connecting plate (3-6) and a double-wheel rope guider (3-2), wherein the bearing walking wheel (3-4) is arranged on the outer side of the walking support frame (3-1) through the walking wheel shaft (3-12), and the tail end of the walking wheel shaft (3-12) is positioned by a clamp spring for a shaft; three groups of spring damping mechanisms are arranged at the bottom of the inner side of the walking support frame (3-1), the bottom of each group of damping mechanisms is connected with a damping spring seat (3-11), and the damping spring seats (3-11) and the bottoms of the damping springs (3-10) are mutually embedded, connected and positioned;
The bearing part of the suspension type shock absorption buffer bed (3) is an arc-shaped bridge (3-9), a plurality of L-shaped holes are uniformly formed in the top surface of the arc-shaped bridge (3-9), and the L-shaped holes are connected with the rubber buffer sliding strip (3-3) so as to facilitate installation, disassembly and replacement; the two ends of the arc-shaped bridge frame (3-9) are connected with the guide sliding sleeve (3-8), a boss is arranged on the bottom surface of the guide sliding sleeve (3-8), the boss can be embedded into the top of the damping spring (3-10) for connecting and positioning, the suspension pin shaft (3-7) sequentially penetrates into the guide sliding sleeve (3-8), the damping spring (3-10) and the damping spring seat (3-11) from top to bottom, and the bottom end of the suspension pin shaft is positioned by a clamping spring for shaft to prevent falling;
Traction lugs (3-5) are fixed at two ends of the walking support frame (3-1), the traction lugs (3-5) are connected with traction connecting plates (3-6), and the traction connecting plates (3-6) are connected with the two-conveyor support walking frame (2) so as to realize synchronous linkage of the two-conveyor belt unloading device (1) and the suspension type damping buffer bed (3); guide chute upright posts (5) are symmetrically arranged on the upper end surfaces of the two sides of the walking support frame (3-1), and the bottom ends of the guide chute upright posts (5) are fixedly connected with the walking support frame (3-1) through bolts; two ends of the upper plane of the walking support frame (3-1) are provided with double-wheel rope guides (3-2), a guide steel wire rope (7) is positioned between the upper wheel and the lower wheel of the double-wheel rope guides (3-2), and the upper pulley and the lower pulley of the double-wheel rope guides (3-2) are detachable, so that the guide steel wire rope (7) does not need to be disassembled when part of components are replaced;
The traveling roller frame (6) comprises roller group fixing plates (6-1), a U-shaped dust-proof plate (6-2), a track rubber sweeper (6-3), a V-shaped traveling wheel (6-4), an auxiliary support plate (6-5), a reinforcing rib plate (6-6) and a supporting beam (6-7), wherein the roller group fixing plates (6-1) are arranged on the left side and the right side of the supporting beam (6-7) and are connected with the supporting beam, the auxiliary support plate (6-5) is connected with the supporting beam (6-7) in a clamping manner and is positioned at the lower part of the inner side of the roller group fixing plates (6-1), the upper edge of the auxiliary support plate (6-5) is connected with one side of the U-shaped dust-proof plate (6-2), the other side of the U-shaped dust-proof plate (6-2) is connected with the lower part of the inner side of the roller group fixing plates (6-1), screw holes are formed in two ends of the U-shaped dust-proof plate (6-2), the track rubber sweeper (6-3) is connected with the U-shaped dust-proof plate (6-2) through a pressing plate and a bolt, and the V-shaped traveling wheel (4) are arranged at the two ends of the auxiliary support plate (6-1); the upper part of the inner side of the carrier roller set fixing plate (6-1) is connected with the upper end surface of the supporting cross beam (6-7) through a reinforcing rib plate (6-6) to bear the axial tension of the rubber buffer carrier roller (16).
2. The suspended vibration-damping conveying system linked with a two-transportation unloading point of a heading machine according to claim 1, wherein a group of double-wheel rope guides (3-2) are respectively fixed on the outer sides of the travelling roller frames (6), and bases of the double-wheel rope guides (3-2) are connected with a traction chain (9) through small shackles.
3. The suspended vibration-damping conveying system linked with a two-transportation unloading point of a heading machine according to claim 1 is characterized in that the multi-track belt machine tail frame (10) comprises a main track (10-1), a fixed cross beam (10-2), a triangular auxiliary track (10-3) and a special-shaped reinforcing plate (10-4), wherein the main track (10-1) is a two-transportation supporting walking frame (2) of the two-transportation belt unloading device (1) and a track for moving the suspended vibration-damping buffer bed (3), and is symmetrically and fixedly connected with the fixed cross beam (10-2); two triangular auxiliary rails (10-3) are arranged on the inner side of the main rail (10-1) and connected with the fixed cross beam (10-2) to form a walking rail of a V-shaped travelling wheel (6-4) of the travelling carrier roller frame (6); the two ends of the fixed cross beam (10-2) are connected with the inner side of the main rail (10-1) through special-shaped reinforcing plates (10-4), the integral stability of the frame is ensured, the two ends of the main rail (10-1) are respectively provided with connecting lugs and lugs which are mutually inserted, and the connecting lugs and lugs are mutually connected into a multi-rail belt conveyor tail frame according to actual needs.
4. The suspended vibration-damping conveying system linked with a two-transportation unloading point of a heading machine according to claim 1, wherein the guiding steel wire rope tail strainer (13) comprises a steel wire rope tail strainer (13-1), a tail strainer screw (13-2) and a fixed pin shaft (13-3), the steel wire rope tail strainer (13-1) is clamped into a connecting lug seat arranged at the tail end of a main track (10-1) and is connected through the fixed pin shaft (13-3), one end of the tail strainer screw (13-2) is arranged in a screw hole arranged in the steel wire rope tail strainer (13-1), and the other end of the tail strainer screw (13-2) is connected with one end of a guiding steel wire rope (7).
5. The suspended vibration damping conveying system linked with a two-transportation unloading point of a heading machine according to claim 1, wherein the guide wire rope tension adjusting buffer (15) comprises a buffer structure frame (15-4), a tension adjusting screw (15-1), a tension balance spring (15-5), a balance wheel guide rod frame (15-6), a balance wheel (15-7), a balance wheel shaft (15-8), a wheel shaft limiting guide groove (15-9), a buffer fixing pin shaft (15-10) and a buffer spring seat (15-3), and the buffer structure frame (15-4) is inserted into a connecting lug at the head end of a main track (10-1) and connected through the buffer fixing pin shaft (15-10); the buffer structure frame (15-4) is internally provided with a balance wheel guide rod frame (15-6), the balance wheel (15-7) is arranged at the front end of the balance wheel guide rod frame (15-6) through a balance wheel shaft (15-8), the balance wheel shaft (15-8) is led in from an opening of a wheel shaft limit guide groove (15-9) arranged on the buffer structure frame (15-4), and a guide rod of the balance wheel guide rod frame (15-6) penetrates into a tension balance spring (15-5) and a buffer spring seat (15-3) connected with the buffer structure frame (15-4) to be guided in a free sliding manner along with compression and rebound of the tension balance spring (15-5); a tension adjusting screw rod (15-1) and an adjusting nut (15-2) are arranged below the balance wheel guide rod frame (15-6), the adjusting nut (15-2) is fixedly connected with the buffer structure frame (15-4), the screw rod of the tension adjusting screw rod (15-1) is connected with the adjusting nut (15-2), and the end part of the tension adjusting screw rod (15-1) is connected with a shaft hole arranged on the connecting lug (15-11) and can rotate mutually; the tensioning pin shaft (15-12) penetrates through a pin shaft hole arranged on the connecting lug (15-11) from the wheel shaft limiting guide groove (15-9) arranged on the buffer structure frame (15-4) to be connected, and the other end of the guide steel wire rope (7) is connected with the tension adjusting screw rod (15-1).
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| CN114737987A (en) * | 2022-03-07 | 2022-07-12 | 淮北矿业股份有限公司 | Conveyor device for fully mechanized excavator |
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| CN203410997U (en) * | 2013-08-14 | 2014-01-29 | 成波 | Spring buffering carrier roller set |
| CN207417730U (en) * | 2017-07-13 | 2018-05-29 | 北方重工集团有限公司 | A kind of belt machine tail part structure for being adapted to miniature hard rock driving tool changing |
| CN109139006B (en) * | 2018-09-18 | 2023-10-24 | 山西煤炭运销集团晋城有限公司 | Telescopic moving system for coal seam tunneling transportation |
| CN109436668A (en) * | 2018-11-15 | 2019-03-08 | 力博重工科技股份有限公司 | Belt conveyor booster multi-drive is anti-tear buffer bed |
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