CN211038648U - Material conveying structure of coal mine tunnel tunneling equipment - Google Patents

Abstract

The utility model relates to a colliery excavating equipment technical field just discloses a coal mine tunnel tunnelling equipment's fortune material structure, including chain link and link joint, every two sets of adjacent the left side and the right side of link joint all are provided with the chain link, the front side and the rear side of chain link respectively and through the cylindric lock joint between two sets of adjacent link joints, the front side and the rear side of the upper surface of link joint all are provided with the multiunit dog, the bottom of dog and the last fixed surface of link joint are connected. This coal mine tunnel heading equipment's fortune material structure through the cooperation between the multiunit dog, has reduced the contact between rock and the link joint, has reduced the risk that the rock dropped from the inter-link joint gap, carries out the angle transform through the connecting rod to and the push rod drives the push pedal and prolongs the guide rail and slide, makes coal mine tunnel heading equipment's fortune material structure easily protect the both sides of link joint, has reduced the risk that the rock breaks away from the both sides of link joint, has improved the security of equipment use.

Description

Material conveying structure of coal mine tunnel tunneling equipment

Technical Field

The utility model relates to a colliery excavating equipment technical field specifically is a fortune material structure of colliery tunnelling equipment.

Background

In the tunneling production of a coal mine tunnel, the tunneling machine is used for excavating a straight underground tunnel and mainly comprises a travelling mechanism, a working mechanism, a loading and transporting mechanism and a transferring mechanism, the first conveyor of the tunneling machine has the main function of conveying cut rocks, and the first conveyor of the existing tunneling machine is easy to fall off from gaps between chain plates due to the rocks, so that the first conveyor of the tunneling machine generates chain clamping and chain breaking phenomena.

Chinese patent publication No. CN206427626U proposes a first conveyor of a heading machine, which comprises a hydraulic motor, a speed reducer, chain wheels respectively arranged at the head and tail ends of a machine body, a scraper chain assembly arranged around the head and tail chain wheels and a carrier roller group arranged in the annular scraper chain assembly, wherein the hydraulic motor drives the head end chain wheel to rotate through the speed reducer, the scraper chain assembly is formed by connecting a plurality of scraper chain units in series through pins and surrounds the chain wheels at the head and tail ends, the middle of each scraper chain unit is provided with an engaging hole capable of being engaged with the chain wheel, each scraper chain unit is also provided with a covering sheet capable of covering the engaging hole for preventing materials from falling down from the engaging hole, two supporting beams are respectively vertically arranged at the two outer sides of the scraper chain assembly, each carrier roller in the carrier roller group is connected on the supporting beams at the two sides at equal intervals through bearings, and the gaps between the scraper chains are covered by the covering sheets to prevent rocks from falling, has the characteristics of difficult chain clamping and high strength. However, the first conveyor of the heading machine is easy to cause rocks to fall from two sides due to the shaking of the chain plates during the transportation process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a fortune material structure of coal mine tunnel tunnelling equipment has solved the problem of the first conveyer of entry driving machine more easily because of the chain jamming, chain rupture that the rock drops and causes.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a material conveying structure of coal mine tunnel tunnelling equipment, includes chain link and link joint, every two sets of adjacent the left side and the right side of link joint all are provided with the chain link, the front side and the rear side of chain link respectively with through the cylindric lock joint between two sets of adjacent link joints, the front side and the rear side of the upper surface of link joint all are provided with the multiunit dog, the bottom of dog and the last fixed surface of link joint are connected, the multiunit a plurality of groups dog that lie in the front side in the dog and a plurality of groups dog staggered distribution that lie in the rear side, the top of link joint is provided with the protection casing, the top inner wall of protection casing and the top spiro union of pneumatic cylinder, the output of pneumatic cylinder and the top joint of fixture block, the middle part of fixture block and the middle part fixed connection of connecting axle surface, connecting axle front end and rear end all rotate with the top of two sets of connecting rods and are connected, the multiunit two sets of connecting The rear end rotates to be connected, and is two sets of the middle part that lies in the pivot surface on right side in the pivot is pegged graft with the right-hand member of a set of push rod, and is two sets of the middle part that lies in the left pivot surface in the pivot is pegged graft with the left end of another set of push rod, the surface of push rod and the inner wall sliding connection of guide rail, the top of guide rail and the top fixed connection of bracing piece are two sets of the middle part of push rod is provided with two sets of push pedals, and is two sets of the push pedal right side that lies in the right side in the push pedal and the push rod left end fixed connection that lies in the right side in two.

Preferably, the check block comprises a straight section, a round section is fixedly connected to the front side of the straight section, the top of the round section is fixedly connected to the bottom of the protruding section, the protruding section of the check block located on the front side of the upper surface of the chain plate is located on the rear side, and the protruding section of the check block located on the rear side of the upper surface of the chain plate is located on the front side.

Preferably, the outer surface of the stopper is provided with an anti-slip coating, and the length of the stopper is slightly less than half of the width of the link plate.

Preferably, the side of the push plate facing the chain plate is sprayed with a wear-resistant coating, and the height of the push plate is 40 cm-60 cm.

Preferably, the middle part of the guide rail is provided with a sliding groove matched with the push rod, the sliding groove penetrates through the guide rail, and the length of the guide rail is slightly smaller than half of the length of the push rod.

Preferably, the outer surface of the protective cover is provided with an antirust coating, and the inner wall of the protective cover is provided with a biological nano-film.

(III) advantageous effects

Compared with the prior art, the utility model provides a colliery tunnel tunnelling equipment's fortune material structure possesses following beneficial effect:

1. this coal mine tunnel heading equipment's fortune material structure through the cooperation between the multiunit dog, has reduced the contact between rock and the link joint, has reduced the risk that the rock dropped from the inter-link joint gap, carries out the angle transform through the connecting rod to and the push rod drives the push pedal and prolongs the guide rail and slide, makes coal mine tunnel heading equipment's fortune material structure easily protect the both sides of link joint, has reduced the risk that the rock breaks away from the both sides of link joint, has improved the security of equipment use.

2. This fortune material structure of coal mine tunnel tunnelling equipment is provided with anti-skidding coating through the surface of dog, and the length of dog slightly is less than the half of link joint width, has reduced the slip between rock and the dog, has improved the stability of rock transportation, is provided with anti rust coating through the surface of protection casing, and the inner wall of protection casing is provided with the biology and receives the membrane, has improved the life of protection casing, and has reduced flying upward of particulate matter.

Drawings

Fig. 1 and 2 are schematic structural views of the present invention;

fig. 3 is a left side view of the stopper structure of the present invention.

In the figure: 1. a protective cover; 2. a chain link; 3. a chain plate; 4. a stopper; 401. a straight side section; 402. a rounded section; 403. a convex section; 5. pushing the plate; 6. a hydraulic cylinder; 7. a clamping block; 8. a connecting shaft; 9. a connecting rod; 10. a rotating shaft; 11. a push rod; 12. a guide rail; 13. a support rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a material conveying structure of coal mine tunnel tunnelling equipment, including chain link 2 and link joint 3, every two sets of adjacent link joint 3's left side and right side all are provided with chain link 2, the front side and the rear side of chain link 2 respectively with through the cylindric lock joint between two sets of adjacent link joint 3, the front side and the rear side of the upper surface of link joint 3 all are provided with multiunit dog 4, the bottom of dog 4 and the last fixed surface of link joint 3 are connected, a plurality of groups dog 4 that lie in the front side among the multiunit dog 4 and a plurality of groups dog 4 that lie in the rear side distribute in a staggered manner, the top of link joint 3 is provided with protection casing 1, the top inner wall of protection casing 1 and the top spiro union of pneumatic cylinder 6, the output of pneumatic cylinder 6 and the top joint of fixture block 7, the middle part of fixture block 7 and the middle part fixed connection of 8 connecting axle surfaces, 8 front ends of connecting axle and rear end all are connected with the top of two sets of connecting rod The front end and the rear end of the shaft 10 are rotatably connected, the middle part of the outer surface of the rotating shaft 10 on the right side in the two groups of rotating shafts 10 is inserted with the right end of one group of push rods 11, the middle part of the outer surface of the rotating shaft 10 on the left side in the two groups of rotating shafts 10 is inserted with the left end of the other group of push rods 11, the outer surface of the push rods 11 is slidably connected with the inner wall of the guide rail 12, the top of the guide rail 12 is fixedly connected with the top end of the support rod 13, two groups of push plates 5 are arranged in the middle parts of the two groups of push rods 11, the right side of the push plate 5 on the right side in the two groups of push plates 5 is fixedly connected with the left end of the push rod 11 on the left side in the two groups of push plates 11, angle conversion is carried out through the connecting rod 9, and the push plates 5 are driven by, the risk that the rock breaks away from the both sides of link joint 3 has been reduced, the security of equipment usage has been improved, every certain distance is provided with a set of pneumatic cylinder 6 in the protection casing 1, the output of pneumatic cylinder 6 drives fixture block 7 and 8 downstream of connecting axle, and then make connecting axle 8 drive connecting rod 9 and carry out the angle transform, two sets of pivots 10 and two sets of push rods 11 drive two sets of push pedal 5 back of the body respectively simultaneously, when the output of pneumatic cylinder 6 drove fixture block 7 and connecting axle 8 upward movement, two sets of push pedal 5 move in opposite directions, the removal in opposite directions between two sets of push pedal 5 can promote the rock to the middle part of link joint 3, avoid the landing of rock, two sets of push pedal 5's back of the body removal make.

Specifically, in order to reduce the contact between rock and link joint 3, reduce the risk that the rock drops from the gap between link joint 3, dog 4 includes straight edge section 401, the front side fixedly connected with fillet section 402 of straight edge section 401, the top of fillet section 402 and the bottom fixed connection of protruding section 403, the protruding section 403 of dog 4 that is located link joint 3 upper surface front side is located the rear side, the protruding section 403 of dog 4 that is located link joint 3 upper surface rear side is located the front side, protruding section 403 in two sets of relative dogs 4 can play limiting displacement to the front side and the rear side of rock, the fillet section 402 of indent simultaneously can increase the separation area of dog 4 to rock front side and rear side, straight edge section 401 can reduce the contact of rock and link joint 3, and then reduced the rock card and gone into the clearance between two sets of adjacent link joint 3.

Specifically, in order to reduce the slip between rock and the dog 4, improved the stability of rock transportation, the surface of dog 4 is provided with anti-skidding coating, and the length of dog 4 slightly is less than the half of 3 widths of link joint, and the rock is placed between the multiunit dog 4 of 3 upper surfaces of link joint, and the clearance between multiunit dog 4 can reduce the area of contact between rock and the link joint 3, and then makes the pressure increase of rock to dog 4, and then has reduced the slip of rock.

Specifically, in order to improve the protective effect of push pedal 5 to the rock, push pedal 5 has wear-resistant coating towards one side spraying of link joint 3, and then has reduced the wearing and tearing of rock to push pedal 5, and push pedal 5 highly be 40cm to 60cm for the height of highly more adaptation in rock of push pedal 5, the in-process rock that push pedal 5 promoted the rock is difficult for the slope to drop.

Specifically, in order to avoid the deviation of the push rod 11, a sliding groove matched with the push rod 11 is formed in the middle of the guide rail 12, the sliding groove penetrates through the guide rail 12, the length of the guide rail 12 is slightly smaller than one half of the length of the push rod 11, and therefore the push rod 11 can move leftwards or rightwards along the sliding groove.

Specifically, for having improved the life of protection casing 1, and reducing flying upward of particulate matter, the surface of protection casing 1 is provided with anti rust coating, and then has reduced the corrosion of protection casing 1, and the inner wall of protection casing 1 is provided with the biology and receives the membrane, the biology is received the membrane and is reached nanometer two piece of ionosphere membrane for the interlamellar spacing, can furthest increase the ductility of hydrone, and have strong electric charge adsorptivity, and then make the inner wall of protection casing 1 can adsorb the particulate matter, the flying upward of dust in the transportation has been reduced.

The working principle is as follows: the front side and the rear side of a material conveying structure of coal mine roadway tunneling equipment are both provided with chain wheels, the chain wheels are driven to rotate by a motor, and the chain wheels and chain links 2 are meshed with each other, so that a plurality of groups of chain plates 3 which are connected end to form a ring shape are used for driving and conveying rocks, the rocks are placed between a plurality of groups of stop blocks 4 on the upper surface of the chain plates 3, protruding sections 403 in two groups of opposite stop blocks 4 can limit the front side and the rear side of the rocks, gaps among the groups of stop blocks 4 can reduce the contact area between the rocks and the chain plates 3, so that the pressure of the rocks to the stop blocks 4 is increased, the sliding of the rocks is reduced, a group of hydraulic cylinders 6 are arranged in the protective cover 1 at certain intervals, the output ends of the hydraulic cylinders 6 drive the clamping blocks 7 and the connecting shafts 8 to move downwards, so that the connecting shafts 8 drive the connecting rods 9 to change angles, when the output of pneumatic cylinder 6 drove fixture block 7 and connecting axle 8 upward movement, two sets of push pedal 5 moved in opposite directions, and the relative movement between two sets of push pedal 5 can be promoted the rock to the middle part of link joint 3, avoids the landing of rock, and the back of the body that moves mutually of two sets of push pedal 5 makes two sets of push pedals get back to initial position.

To sum up, the conveying structure of the coal mine tunnel excavation equipment reduces the contact between rocks and the chain plates 3 through the matching of a plurality of groups of baffle plates 4, reduces the risk that the rocks fall from gaps between the chain plates 3, carries out angle change through the connecting rods 9, and drives the push plate 5 to slide along the guide rails 12 by the push rods 11, so that the conveying structure of the coal mine tunnel excavation equipment can easily protect the two sides of the chain plates 3, reduces the risk that the rocks are separated from the two sides of the chain plates 3, improves the use safety of the equipment, is provided with an anti-skid coating through the outer surfaces of the baffle plates 4, the length of the baffle plates 4 is slightly smaller than one half of the width of the chain plates 3, reduces the sliding between the rocks and the baffle plates 4, improves the transportation stability of the rocks, is provided with an anti-rust coating through the outer surfaces of the protective covers 1, and the inner walls of the protective covers 1 are provided with, the service life of the protective cover 1 is prolonged, and flying of small particles is reduced.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a material transporting structure of coal mine tunnel tunnelling equipment, includes chain link (2) and link joint (3), its characterized in that: the left side and the right side of every two adjacent groups of chain plates (3) are respectively provided with a chain link (2), the front side and the rear side of each chain link (2) are respectively connected with the two adjacent groups of chain plates (3) through cylindrical pins in a clamping manner, the front side and the rear side of the upper surface of each chain plate (3) are respectively provided with a plurality of groups of check blocks (4), the bottoms of the check blocks (4) are fixedly connected with the upper surface of each chain plate (3), a plurality of groups of check blocks (4) positioned on the front side and a plurality of groups of check blocks (4) positioned on the rear side in the plurality of groups of check blocks (4) are distributed in a staggered manner, the top of each chain plate (3) is provided with a protective cover (1), the top inner wall of each protective cover (1) is in threaded connection with the top of a hydraulic cylinder (6), the output end of the hydraulic cylinder (6) is connected with the top of a, connecting axle (8) front end and rear end all rotate with the top of two sets of connecting rods (9) and be connected, the multiunit lie in two sets of connecting rod (9) bottoms on right side in connecting rod (9) and lie in left two sets of connecting rod (9) bottoms respectively with the front end and the rear end rotation of two sets of pivot (10) and be connected, two sets of lie in the middle part of pivot (10) surface on right side in pivot (10) and the right-hand member of a set of push rod (11) are pegged graft, two sets of lie in the middle part of left pivot (10) surface in pivot (10) and the left end of another group push rod (11) is pegged graft, the surface of push rod (11) and the inner wall sliding connection of guide rail (12), the top of guide rail (12) and the top fixed connection of bracing piece (13), two sets of the middle part of push rod (11) is provided with two sets of push pedal (5), two sets of lie in push pedal (5) on right side push pedal (5 And the left side of the push plate (5) positioned on the left side in the two groups of push plates (5) is fixedly connected with the right end of the push rod (11) positioned on the left side in the two groups of push rods (11).

2. The material conveying structure of the coal mine roadway excavation equipment as claimed in claim 1, wherein: dog (4) are including straight side section (401), the front side fixedly connected with fillet section (402) of straight side section (401), the top of fillet section (402) and the bottom fixed connection of protruding section (403) are located protruding section (403) of dog (4) of link joint (3) upper surface front side are located the rear side, are located protruding section (403) of dog (4) of link joint (3) upper surface rear side are located the front side.

3. The material conveying structure of the coal mine roadway excavation equipment as claimed in claim 1, wherein: the outer surface of the stop block (4) is provided with an anti-slip coating, and the length of the stop block (4) is slightly smaller than one half of the width of the chain plate (3).

4. The material conveying structure of the coal mine roadway excavation equipment as claimed in claim 1, wherein: one side of the push plate (5) facing the chain plate (3) is sprayed with a wear-resistant coating, and the height of the push plate (5) is 40 cm-60 cm.

5. The material conveying structure of the coal mine roadway excavation equipment as claimed in claim 1, wherein: the middle part of the guide rail (12) is provided with a sliding groove matched with the push rod (11), the sliding groove penetrates through the guide rail (12), and the length of the guide rail (12) is slightly smaller than one half of the length of the push rod (11).

6. The material conveying structure of the coal mine roadway excavation equipment as claimed in claim 1, wherein: the outer surface of the protective cover (1) is provided with an antirust coating, and the inner wall of the protective cover (1) is provided with a biological nano-film.

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