CN210557368U

CN210557368U - Coal conveying belt conveyor

Info

Publication number: CN210557368U
Application number: CN201920798962.4U
Authority: CN
Inventors: 周志杰; 潘立中
Original assignee: Changzhou Warren Thermal Power Co ltd
Current assignee: Changzhou Warren Thermal Power Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-05-19
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a coal conveying belt machine, which comprises a frame, the support frame is installed to the both sides of frame, the support frame is installed and is sheltered from the mechanism, shelter from the rectangular curb plate that the mechanism includes a pair of parallel arrangement, end curb plate and upper cover, the side and the support frame of rectangular curb plate are connected, the three side of locating the upper cover is enclosed respectively to end curb plate and a pair of rectangular curb plate, the up end intercommunication of upper cover has into the coal bunker, the lateral wall that the upper cover was kept away from to end curb plate installs first elastic separation blade, the lateral wall that the upper cover was kept away from to rectangular curb plate is installed second elastic separation blade, the lower extreme of first elastic separation blade and the lower extreme of second elastic separation blade all contradict the laminating with the up end of transportation belt, the lateral wall that first elastic separation blade is close to second elastic separation blade is laminated. The utility model discloses can shelter from the coal between advancing coal hopper and transportation belt, reduce the raise dust pollution that the coal caused through the up end striking of advancing coal hopper whereabouts and transportation belt.

Description

Coal conveying belt conveyor

Technical Field

The utility model belongs to the technical field of coal conveyor's technique and specifically relates to a coal conveying belt feeder is related to.

Background

The coal conveying device refers to a device for conveying coal. The installation form can be divided into two types, namely a coal conveying gallery and a coal conveying trestle. The coal conveying gallery is similar to a trench and is generally an underground or semi-underground concrete structure, the conveyor is arranged in the gallery, and the coal is conveyed by the conveyor through the gallery; the coal conveying trestle generally takes a steel structure as a main part, is arranged in an overhead manner, is sometimes closed and is not closed, and is provided with a conveyor for conveying coal. The transportation modes include belt conveying, pneumatic conveying, pipeline conveying and the like, and the belt conveying is most widely applied.

The belt conveyer is one kind of coal mine conveyer, and is one continuous conveyer with conveyer belt as drawing and bearing part, and the conveyer belt is wound around the driving roller and the re-direction rollers and tensioned with proper tension by the tension unit. The materials are continuously fed onto the conveyer belt through the coal feeding hopper and move along with the conveyer belt, so that the materials are conveyed. The belt conveyer has the advantages of long conveying distance, large conveying capacity, small working resistance, convenience in installation, low power consumption, small abrasion and the like.

In the actual use process, coal enters from the coal feeding hopper and falls onto the conveyer belt, and the falling of the coal and the collision of the upper end surface of the conveyer belt easily cause dust raising and pollute the surrounding environment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a coal conveying belt feeder can shelter from the coal between advancing coal hopper and transportation belt, reduces the raise dust pollution that the coal caused through the upper end striking of advancing coal hopper whereabouts and transportation belt.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a coal conveying belt conveyor comprises a frame, conveying rollers are respectively installed at two ends of the frame, a conveying belt is sleeved on the conveying rollers, support frames are installed at two sides of the frame, a shielding mechanism is installed on the support frames and located above the conveying belt, the shielding mechanism comprises a pair of parallel long side plates, end side plates and an upper cover, the side faces of the long side plates are connected with the support frames, the end side plates and the pair of long side plates are respectively enclosed on three side edges of the upper cover, the upper end face of the upper cover is communicated with a coal feeding hopper, the coal feeding hopper is located above the upper cover, the lower ends of the end side plates and the lower ends of the long side plates are separated from the upper end face of the conveying belt, first elastic blocking pieces are installed on the side wall of the end side plates far away from the upper cover, second elastic blocking pieces are installed on the side wall of the long side plates far away from the, the lower extreme of first elasticity separation blade and the lower extreme of second elasticity separation blade all contradict the laminating with the up end of transportation belt, the both ends of the horizontal direction of first elasticity separation blade extend the both ends of the horizontal direction that extend the end curb plate, the lateral wall that first elasticity separation blade is close to second elasticity separation blade is close to the lateral wall laminating of first elasticity separation blade with second elasticity separation blade.

Through adopting above-mentioned technical scheme, the coal gets into from advancing the coal hopper, falls on the transportation belt, and conveying cylinder makes the transportation belt motion, transports the coal. Form through upper cover, end curb plate, rectangular curb plate, first elastic retaining piece and the cooperation of second elastic retaining piece and shelter from the space, shelter from the closure to the coal between advancing coal hopper and transportation belt, reduce the coal and bump the dust pollution that causes through the upper end striking of advancing coal hopper whereabouts and transportation belt, the difficult condition that produces the coal and roll down from the transportation belt when whereabouts to transportation belt up end. Because the movement track of the coal conveyed by the conveying belt has an upward inclined angle, the coal on the conveying belt is blocked by the first elastic blocking piece, so that the coal is not easy to slip backwards from the conveying belt in the conveying process, and the coal conveying belt is safe and reliable. The lower extreme of first elasticity separation blade and the lower extreme of second elasticity separation blade all contradict the laminating with the up end of transportation belt, and the lateral wall that first elasticity separation blade is close to second elasticity separation blade is laminated with the lateral wall that second elasticity separation blade is close to first elasticity separation blade, shelters from confined effectual. The first elastic baffle piece and the second elastic baffle piece are soft in texture, and abrasion to the upper end face of the conveying belt is reduced. First elastic catch can strike off the partial coal cinder of adhesion on the conveyer belt, and is simple convenient.

The utility model discloses further set up to: a first mounting plate is arranged on one side, away from the end side plate, of the first elastic blocking piece, a first bolt penetrates through the first mounting plate, and the first bolt penetrates through the first mounting plate, the first elastic blocking piece and the end side plate in sequence; the one side that rectangular curb plate was kept away from to second elasticity separation blade is equipped with the second mounting panel, wear to be equipped with the second bolt on the second mounting panel, the second bolt passes connection second mounting panel, second elasticity separation blade and rectangular curb plate in proper order.

By adopting the technical scheme, the first elastic blocking piece and the end side plate are connected by matching the first bolt and the first mounting plate; and the second elastic blocking piece and the long side plate are connected through the matching of a second bolt and a second mounting plate. Bolted connection, the dismouting of being convenient for when the fixity is high makes first elasticity separation blade and end curb plate, second elasticity separation blade and rectangular curb plate stable connection, also does benefit to in time to change first elasticity separation blade and second elasticity separation blade.

The utility model discloses further set up to: install a plurality of parallel arrangement's supporting beam in the frame, supporting beam's length direction is parallel with transfer drum's axis, install support piece on the supporting beam, install grooved roll subassembly on the support piece, grooved roll subassembly is including the horizontal roller and a pair of skew roller of connection, install respectively in the both ends of horizontal roller a pair of skew roller, the one end that the skew roller is close to the horizontal roller is less than the one end that the skew roller is far away from the horizontal roller, conveyor belt forms the activity space, grooved roll subassembly is located the activity space, the inside wall on conveyor belt upper portion contradicts with the lateral wall of horizontal roller and the lateral wall of skew roller respectively.

Through adopting above-mentioned technical scheme, supporting beam and support piece support and install grooved roll subassembly, and the inside wall on transportation belt upper portion is contradicted with the lateral wall of horizontal roll and the lateral wall of slope roller respectively, and horizontal roll and slope roller cooperate jointly, and it is protruding to make sunken both sides in the middle of the transportation belt, makes the difficult both sides landing from the transportation belt of coal, and the transportation belt of being convenient for carries out the steady transportation to the coal.

The utility model discloses further set up to: the conveying belt conveyor comprises a rack, and is characterized in that supports are mounted on two sides of the rack, horizontal lower supporting rollers are mounted on the supports, the axes of the lower supporting rollers are parallel to the axis of a conveying roller, the lower supporting rollers are located below a conveying belt, and the outer side walls of the lower supporting rollers are in contact with the outer side walls of the lower portion of the conveying belt.

Through adopting above-mentioned technical scheme, the snub pulley supports the transportation belt in the below of transportation belt, and the lateral wall of snub pulley contacts with the lateral wall of transportation belt lower part, and the snub pulley cooperates with transfer drum to carry out the tensioning to the transportation belt, makes the transportation belt difficult because of not hard up the condition that produces the off tracking and skid, safe and reliable at the in-process of transporting the coal.

The utility model discloses further set up to: the movable block is installed to the support, the spout has been seted up on the support, the movable block is in vertical direction sliding connection in spout, the snub pulley is connected with the movable block, the movable block is inserted and is established to rotate and be connected with vertical screw rod, threaded connection is worn to establish and in the support by the screw rod, threaded sleeve is equipped with fastening nut on the screw rod.

Through adopting above-mentioned technical scheme, operating personnel rotates the screw rod, because screw rod threaded connection is in the support, the screw rod goes up and down in vertical direction, drives and rotates the movable block of being connected with the screw rod and goes up and down, drives the snub pulley of being connected with the movable block and goes up and down, adjusts the height of snub pulley, and the lateral wall contact and the separation of the lateral wall of control snub pulley and the lateral wall of transportation belt lower part adjust the tensioning degree of snub pulley to the transportation belt in a flexible way, and is nimble convenient. After the position of the lower carrier roller is determined, an operator screws up the fastening nut to fix the screw rod, so that the movable block and the lower carrier roller are fixed, and safety and reliability are achieved.

The utility model discloses further set up to: the lower end of the screw rod penetrates downwards to extend out of the lower end face of the support, and the rotating wheel is coaxially and fixedly installed at the lower end of the screw rod.

Through adopting above-mentioned technical scheme, operating personnel rotates the runner, makes the screw rod rotate, adjusts the height of snub pulley, and the lateral wall contact and the separation of the lateral wall of control snub pulley and the transportation belt lower part adjust the tensioning degree of snub pulley to the transportation belt in a flexible way. The runner provides the impetus for operating personnel to rotate the screw rod, makes the process that operating personnel rotated the screw rod more laborsaving.

The utility model discloses further set up to: be provided with clearance mechanism in the frame, clearance mechanism is located the activity space, clearance mechanism includes live-rollers and connecting rod, the live-rollers rotates to be connected in the frame, the lateral wall of live-rollers and the inside wall butt of transportation belt lower part, the one end of connecting rod articulates in the terminal surface of live-rollers, the other end of connecting rod articulates there is clean cover, the transportation belt in the lower part is established to clean cover, clean cover and transportation belt surface contact.

Through adopting above-mentioned technical scheme, the lateral wall of live-rollers and the inside wall butt of transportation belt lower part, transportation belt motion drive live-rollers rotates, drives the connecting rod motion that articulates in the live-rollers terminal surface, and the connecting rod makes clean cover do translation reciprocating motion, and clean cover and transportation belt surface contact clear up the transportation belt, clear away the coal cinder of adhesion on the transportation belt. The rotating roller is abutted against the conveying belt, the rotating roller tensions the conveying belt, the shaking of the conveying belt in the coal conveying process is reduced, and the stability of the coal conveying process of the conveying belt is improved.

The utility model discloses further set up to: and a collecting box is arranged below the cleaning sleeve.

Through adopting above-mentioned technical scheme, the coal cinder of adhesion on the conveyer belt is clear away by clean cover, falls into and obtains collecting in the collecting box, reduces the condition that the coal cinder scatters.

The utility model discloses further set up to: the lateral wall of conveying cylinder is equipped with the non-skid protrusions, non-skid protrusions circumference evenly installs in the lateral wall of conveying cylinder, non-skid protrusions's length direction is parallel with the axis of conveying cylinder.

Through adopting above-mentioned technical scheme, the conveying cylinder is located to the conveying belt cover, and the non-slip raised has increased the friction between the lateral wall of conveying cylinder and the inside wall of conveying belt, makes the conveying belt difficult and the conveying cylinder between the condition of taking place to skid, has promoted the stability to the coal transportation.

To sum up, the beneficial effects of the utility model are that:

1. the technology of a shielding mechanism, a long strip side plate, an end side plate, an upper cover, a first elastic blocking piece and a second elastic blocking piece is adopted, coal enters from a coal feeding hopper and falls onto a conveying belt, a shielding space is formed by matching the upper cover, the end side plate, the long strip side plate, the first elastic blocking piece and the second elastic blocking piece, the coal is shielded and sealed between the coal feeding hopper and the conveying belt, and dust pollution caused by the fact that the coal falls through the coal feeding hopper and impacts with the upper end face of the conveying belt is reduced;

2. the technology of the support, the lower carrier roller, the movable block, the sliding groove, the screw rod and the fastening nut is adopted, the lower carrier roller tensions the conveying belt, so that the conveying belt is not easy to deviate and slip due to looseness in the coal conveying process, an operator rotates the screw rod to adjust the height of the lower carrier roller, the outer side wall of the lower carrier roller is controlled to be in contact with and separated from the outer side wall of the lower part of the conveying belt, the tensioning degree of the lower carrier roller on the conveying belt is flexibly adjusted, and the device is flexible and convenient;

3. the conveying belt cleaning device has the advantages that the cleaning mechanism, the rotating roller, the connecting rod and the cleaning sleeve are adopted, the conveying belt moves to drive the rotating roller to rotate and drive the connecting rod hinged to the end face of the rotating roller to move, the connecting rod enables the cleaning sleeve to do translational reciprocating motion, the cleaning sleeve is in surface contact with the conveying belt, the conveying belt is cleaned, and coal scraps adhered to the conveying belt are removed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural diagram for embodying the shielding assembly in the present embodiment.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a schematic structural view for embodying the grooved roll assembly, the lower idler ring, and the cleaning mechanism in this embodiment.

Fig. 5 is an enlarged schematic view of a portion B of fig. 4.

Fig. 6 is an enlarged schematic view of a portion C of fig. 4.

Fig. 7 is an enlarged schematic view of a portion D in fig. 4.

In the figure, 1, a frame; 11. a transfer drum; 111. anti-skid projections; 12. a conveyor belt; 13. a support frame; 14. a support beam; 15. a support member; 2. a shielding mechanism; 21. an end side plate; 22. a strip side plate; 23. an upper cover; 211. a first elastic baffle sheet; 212. a first mounting plate; 213. a first bolt; 221. a second elastic baffle sheet; 222. a second mounting plate; 223. a second bolt; 3. a coal feeding hopper; 4. a grooved roll assembly; 41. a horizontal roll; 42. a tilt roller; 51. a lower carrier roller; 52. a support; 521. a chute; 53. a movable block; 54. a screw; 55. fastening a nut; 56. a rotating wheel; 6. a cleaning mechanism; 61. a rotating roller; 62. a connecting rod; 63. cleaning the sleeve; 64. and a collection box.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 4, for the utility model discloses a coal conveying belt machine, including frame 1, the both ends of frame 1 are rotated respectively and are installed parallel arrangement's conveying

roller

11, and 11 levels of conveying roller set up, and the lateral wall of conveying roller 11 is equipped with non-slip raised 111 (see fig. 7), and non-slip raised 111 circumference evenly installs in the lateral wall of conveying roller 11, and non-slip raised 111's length direction is parallel with conveying roller 11's axis. The conveying roller 11 is sleeved with a conveying belt 12. Conveying cylinder 11 makes conveying belt 12 move, transports the coal, and non-slip raised 111 has increased the friction between conveying cylinder 11's lateral wall and conveying belt 12's the inside wall, makes conveying belt 12 be difficult for and the condition of taking place to skid between conveying cylinder 11, and conveying cylinder 11 and conveying belt 12 cooperate, have promoted the stability of coal conveying process.

Referring to fig. 1 and 2, support frame 13 is installed to the both sides of frame 1, and support frame 13 is installed and is sheltered from mechanism 2, shelters from mechanism 2 and is located the top of transportation belt 12, shelters from mechanism 2 and includes a pair of parallel arrangement's rectangular curb plate 22, end curb plate 21 and upper cover 23, and the side and the support frame 13 fixed connection of rectangular curb plate 22, and three sides that locate upper cover 23 are enclosed respectively to end curb plate 21 and a pair of rectangular curb plate 22, and a pair of rectangular curb plate 22 is located the both ends of end curb plate 21 respectively. The lower extreme of end curb plate 21 and the lower extreme of rectangular curb plate 22 all separate with the up end of conveyor belt 12, and end curb plate 21 keeps away from the lateral wall of upper cover 23 and installs first elasticity separation blade 211, and the one side that end curb plate 21 was kept away from to first elasticity separation blade 211 is equipped with first mounting panel 212, wears to be equipped with first bolt 213 on the first mounting panel 212, and first bolt 213 passes and threaded connection first mounting panel 212, first elasticity separation blade 211 and end curb plate 21 in proper order. The side wall of the long side plate 22 far away from the upper cover 23 is provided with a second elastic blocking piece 221, one surface of the second elastic blocking piece 221 far away from the long side plate 22 is provided with a second mounting plate 222, a second bolt 223 penetrates through the second mounting plate 222, and the second bolt 223 sequentially penetrates through and is in threaded connection with the second mounting plate 222, the second elastic blocking piece 221 and the long side plate 22. The first elastic catch 211 and the end side plate 21 are connected by the cooperation of the first bolt 213 and the first mounting plate 212; the second elastic blocking piece 221 and the long side plate 22 are connected through the cooperation of the second bolt 223 and the second mounting plate 222. The bolt connection makes the connection between the first elastic blocking piece 211 and the end side plate 21, the connection between the second elastic blocking piece 221 and the long side plate 22 more stable. In addition, the bolt connection is convenient for disassembly and assembly, and when the first elastic blocking piece 211 and the second elastic blocking piece 221 cannot be used due to abrasion, an operator can replace the first elastic blocking piece and the second elastic blocking piece in time.

Referring to fig. 1 and 3, the upper end surface of the upper cover 23 is communicated with the coal feed hopper 3, and the coal feed hopper 3 is positioned above the upper cover 23. The lower extreme of first elasticity separation blade 211 and the lower extreme of second elasticity separation blade 221 all contradict the laminating with the up end of transport belt 12, and rectangular curb plate 22 is extended to the horizontal both ends of first elasticity separation blade 211 and is kept away from the lateral wall of upper cover 23, and the lateral wall that first elasticity separation blade 211 is close to second elasticity separation blade 221 is close to the lateral wall laminating of first elasticity separation blade 211 with second elasticity separation blade 221. Coal gets into from advancing coal hopper 3, fall on transportation belt 12, through upper cover 23, end side plate 21, rectangular curb plate 22, first elastic retaining piece 211 and the cooperation of second elastic retaining piece 221 form and are equipped with the open-ended and shelter from the space along the coal direction of transportation, shelter from the coal between advancing coal hopper 3 and transportation belt 12, reduce the raise dust pollution that the coal caused through the upper end face striking of advancing coal hopper 3 whereabouts and transportation belt 12, the condition that the coal rolls from transportation belt 12 when falling to transportation belt 12 upper end face is difficult to produce. First elasticity separation blade 211 and second elasticity separation blade 221 are made by rubber, and first elasticity separation blade 211 and second elasticity separation blade 221 texture are softer, reduce the wearing and tearing to the up end of conveyor belt 12, and first elasticity separation blade 211 can scrape off the part coal cinder of adhesion on conveyor belt 12. In addition, because the movement track of the coal conveyed by the conveyor belt 12 inclines upwards, the first elastic baffle piece 211 blocks the coal on the conveyor belt 12, the situation that the coal falls down from the conveyor belt 12 in the process of conveying is reduced, and the conveyor belt is safe and reliable.

Referring to fig. 1 and 5, a plurality of supporting beams 14 arranged in parallel are mounted on the frame 1, the cross section of the supporting beam 14 is triangular, and the length direction of the supporting beam 14 is parallel to the axis of the conveying roller 11. A support 15 is mounted on the support beam 14, and a grooved roll assembly 4 is mounted on the support 15. The conveying belt 12 forms a movable space, the grooved roller assembly 4 is located in the movable space, the grooved roller assembly 4 comprises a horizontal roller 41 and a pair of inclined rollers 42 which are connected with each other, the pair of inclined rollers 42 are respectively installed at two ends of the horizontal roller 41, the inclined rollers 42 are obliquely and downwards arranged from the position far away from the horizontal roller 41 to the position close to the horizontal roller 41, one end, close to the horizontal roller 41, of each inclined roller 42 is lower than one end, far away from the horizontal roller 41, of each inclined roller 42, and the inner side wall of the upper portion of the conveying belt 12 is respectively abutted against the outer side wall of the horizontal roller 41 and the. The supporting beams 14 and the supporting pieces 15 are matched to mount and fix the grooved roller assembly 4, and the horizontal roller 41 and the inclined roller 42 are matched together to enable the middle of the conveying belt 12 to be concave and convex at two sides, so that coal is not easy to slip off from two sides of the conveying belt 12 in the conveying process, and the coal conveying device is safe and reliable.

Referring to fig. 1 and 5, supports 52 are respectively installed on both sides of the frame 1, a movable block 53 is installed on each support 52, a lower carrier roller 51 is horizontally and rotatably connected to the side surface of each movable block 53, the lower carrier roller 51 is located below the conveyor belt 12, and the outer side wall of each lower carrier roller 51 is in contact with the outer side wall of the lower portion of the conveyor belt 12. The support 52 is provided with a sliding chute 521, the movable block 53 is connected to the sliding chute 521 in a sliding manner in the vertical direction, and the axis of the lower carrier roller 51 is parallel to the axis of the conveying roller 11. The lower end of the support 52 is connected with a screw 54 in a threaded manner, the screw 54 is vertically arranged, the screw 54 is sequentially threaded through the lower end of the support 52 from bottom to top and is rotatably inserted into the lower end surface of the movable block 53, the lower end of the screw 54 extends downwards out of the lower end surface of the support 52, and a rotating wheel 56 is coaxially and fixedly mounted at the lower end of the screw 54. The screw 54 is threaded and sleeved with a fastening nut 55, the fastening nut 55 is located below the support 52, and the fastening nut 55 abuts against the lower end face of the support 52. The lower carrier roller 51 supports the conveying belt 12 below the conveying belt 12, and the lower carrier roller 51 is matched with the conveying roller 11 and the grooved roller assembly 4 to tension the conveying belt 12, so that the conveying belt 12 is not prone to deviation and slippage caused by looseness in the coal conveying process. An operator unscrews the fastening nut 55 to separate the fastening nut 55 from the lower end face of the support 52, rotates the rotating wheel 56 to rotate the screw 54, lifts the screw 54 in the vertical direction to drive the movable block 53 connected with the screw 54 to lift, lifts the lower carrier roller 51 to adjust the height of the lower carrier roller 51, controls the contact and separation of the outer side wall of the lower carrier roller 51 and the outer side wall of the lower part of the conveying belt 12, and flexibly adjusts the tensioning degree of the lower carrier roller 51 on the conveying belt 12. After the position of the lower idler 51 is determined, the operator tightens the fastening nut 55 to make the fastening nut 55 abut against the lower end surface of the support 52, and fixes the screw 54, thereby fixing the movable block 53 and the lower idler 51.

Referring to fig. 1 and 6, a cleaning mechanism 6 is arranged in the movable space, the cleaning mechanism 6 comprises a rotating roller 61 and a connecting rod 62, the rotating roller 61 is horizontally and rotatably connected to the frame 1, the axis of the rotating roller is parallel to the axis of the conveying roller 11, and the outer side wall of the rotating roller 61 is abutted to the inner side wall of the lower portion of the conveying belt 12. One end of the connecting rod 62 is hinged to the end face of the rotating roller 61, the other end of the connecting rod is hinged to the cleaning sleeve 63, the cleaning sleeve 63 is sleeved on the conveying belt 12 at the lower portion, and the cleaning sleeve 63 is in surface contact with the conveying belt 12. A collection tank 64 is mounted below the cleaning sleeve 63. The conveying belt 12 moves to drive the rotating roller 61 to rotate, the connecting rod 62 with one end hinged to the end face of the rotating roller 61 is driven to move, the cleaning sleeve 63 hinged to the other end of the connecting rod 62 moves in a reciprocating mode, the cleaning sleeve 63 cleans the surface of the conveying belt 12, coal dust adhered to the conveying belt 12 is removed, the coal dust falls into the collecting box 64 to be collected, and the scattering of the coal dust is reduced. The rotating roller is abutted against the conveying belt 12, the rotating roller 61 is matched with the lower carrier roller 51 to tension the conveying belt 12 at the lower part, so that the shaking of the conveying belt 12 in the coal conveying process is further reduced, and the stability of the coal conveying process is improved.

The implementation principle of the above embodiment is as follows: the coal gets into from advancing coal hopper 3, falls on transportation belt 12, forms through upper cover 23, end curb plate 21, rectangular curb plate 22, first elastic retaining piece 211 and the cooperation of second elastic retaining piece 221 and shelters from the space, shelters from the coal between advancing coal hopper 3 and transportation belt 12, reduces the coal and collides the raise dust pollution that causes through the up end of advancing coal hopper 3 whereabouts and transportation belt 12. The horizontal roller 41 and the inclined roller 42 cooperate together to make both sides of the central depression of the conveyor belt 12 convex. An operator unscrews the fastening nut 55 to separate the fastening nut 55 from the lower end face of the support 52, rotates the rotating wheel 56 to rotate the screw 54, lifts the screw 54 in the vertical direction to drive the movable block 53 connected with the screw 54 to lift, lifts the lower carrier roller 51 to adjust the height of the lower carrier roller 51, controls the contact and separation of the outer side wall of the lower carrier roller 51 and the outer side wall of the lower part of the conveying belt 12, and flexibly adjusts the tensioning degree of the lower carrier roller 51 on the conveying belt 12. After the position of the lower idler 51 is determined, the operator tightens the fastening nut 55 to make the fastening nut 55 abut against the lower end surface of the support 52, and fixes the screw 54, thereby fixing the movable block 53 and the lower idler 51. Conveying cylinder 11 makes conveying belt 12 move, transports the coal, and conveying belt 12 moves and drives live-rollers 61 and rotate, drives the connecting rod 62 motion that one end articulates in live-rollers 61 terminal surface, does translation reciprocating motion with the articulated clean cover 63 of connecting rod 62 other end, and clean cover 63 clears up conveying belt 12 surface, clears away the coal cinder of adhesion on conveying belt 12, falls into the collecting box 64 and obtains collecting, reduces the condition that the coal cinder scatters.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a coal conveying belt feeder, includes frame (1), its characterized in that: conveying roller (11) is installed respectively at the both ends of frame (1), the cover is equipped with transportation belt (12) on conveying roller (11), support frame (13) is installed to the both sides of frame (1), support frame (13) are installed and are sheltered from mechanism (2), shelter from the top that mechanism (2) are located transportation belt (12), shelter from mechanism (2) including a pair of parallel arrangement's rectangular curb plate (22), distolateral curb plate (21) and upper cover (23), the side of rectangular curb plate (22) is connected with support frame (13), three side of upper cover (23) is enclosed respectively to end curb plate (21) and a pair of rectangular curb plate (22), the up end intercommunication of upper cover (23) has into coal hopper (3), it is located the top of upper cover (23) to advance coal hopper (3), the lower extreme of end curb plate (21) and the lower extreme of rectangular curb plate (22) all separate with the up end of transportation belt (12), end curb plate (21) are kept away from the lateral wall of upper cover (23) and are installed first elasticity separation blade (211), the lateral wall that upper cover (23) was kept away from in rectangular curb plate (22) installs second elasticity separation blade (221), the lower extreme of first elasticity separation blade (211) and the lower extreme of second elasticity separation blade (221) all contradict the laminating with the up end of transportation belt (12), the horizontal direction's of first elasticity separation blade (211) both ends are extended and are stretched out the horizontal direction's of end curb plate (21) both ends, lateral wall and second elasticity separation blade (221) that first elasticity separation blade (211) are close to second elasticity separation blade (221) are close to the lateral wall laminating of first elasticity separation blade (211).

2. The coal-conveying belt conveyor of claim 1, characterized in that: a first mounting plate (212) is arranged on one surface, far away from the end side plate (21), of the first elastic blocking piece (211), a first bolt (213) penetrates through the first mounting plate (212), and the first bolt (213) penetrates through the first mounting plate (212), the first elastic blocking piece (211) and the end side plate (21) in sequence; the one side that rectangular curb plate (22) was kept away from in second elasticity separation blade (221) is equipped with second mounting panel (222), wear to be equipped with second bolt (223) on second mounting panel (222), second bolt (223) pass in proper order and connect second mounting panel (222), second elasticity separation blade (221) and rectangular curb plate (22).

3. The coal-conveying belt conveyor of claim 1, characterized in that: a plurality of supporting beams (14) which are arranged in parallel are arranged on the frame (1), the length direction of the supporting beams (14) is parallel to the axis of the conveying roller (11), a supporting piece (15) is arranged on the supporting beam (14), a groove-shaped roller assembly (4) is arranged on the supporting piece (15), the grooved roll assembly (4) comprises a connected horizontal roll (41) and a pair of inclined rolls (42), the pair of inclined rollers (42) are respectively arranged at two ends of the horizontal roller (41), one end of the inclined roller (42) close to the horizontal roller (41) is lower than one end of the inclined roller (42) far away from the horizontal roller (41), the conveyor belt (12) forms a moving space, the grooved roll assembly (4) is positioned in the moving space, the inner side wall of the upper part of the conveying belt (12) is respectively abutted against the outer side wall of the horizontal roller (41) and the outer side wall of the inclined roller (42).

4. The coal-conveying belt conveyor of claim 1, characterized in that: support (52) are all installed to the both sides of frame (1), install horizontally snub pulley (51) on support (52), the axis of snub pulley (51) is parallel with the axis of conveying cylinder (11), snub pulley (51) are located the below of conveyor belt (12), the lateral wall of snub pulley (51) and the lateral wall contact of conveyor belt (12) lower part.

5. The coal conveyor belt of claim 4, characterized in that: the support (52) is installed movable block (53), spout (521) have been seted up on support (52), movable block (53) are in vertical direction sliding connection in spout (521), snub pulley (51) are connected with movable block (53), movable block (53) are inserted and are established rotation and are connected with vertical screw rod (54), screw rod (54) are worn to establish and threaded connection in support (52), threaded sleeve is equipped with fastening nut (55) on screw rod (54).

6. The coal conveyor belt of claim 5, characterized in that: the lower end of the screw rod (54) penetrates downwards to extend out of the lower end face of the support (52), and a rotating wheel (56) is coaxially and fixedly mounted at the lower end of the screw rod (54).

7. The coal-conveying belt conveyor of claim 1, characterized in that: be provided with clearance mechanism (6) on frame (1), clearance mechanism (6) are located the activity space, clearance mechanism (6) are including live-rollers (61) and connecting rod (62), live-rollers (61) rotate to be connected in frame (1), the lateral wall of live-rollers (61) and the inside wall butt of transportation belt (12) lower part, the one end of connecting rod (62) articulates in the terminal surface of live-rollers (61), the other end of connecting rod (62) articulates there is clean cover (63), transportation belt (12) of lower part are established to clean cover (63) cover, clean cover (63) and transportation belt (12) surface contact.

8. The coal conveyor belt of claim 7, wherein: a collecting box (64) is arranged below the cleaning sleeve (63).

9. The coal-conveying belt conveyor of claim 1, characterized in that: the lateral wall of conveying cylinder (11) is equipped with skid proof protrusion (111), skid proof protrusion (111) circumference evenly installed in the lateral wall of conveying cylinder (11), the length direction of skid proof protrusion (111) is parallel with the axis of conveying cylinder (11).