CN112660772A

CN112660772A - Unloader with dustproof

Info

Publication number: CN112660772A
Application number: CN202011536599.2A
Authority: CN
Inventors: 曹江涛; 孔维华
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-04-16
Anticipated expiration: 2040-12-23
Also published as: CN112660772B

Abstract

The invention discloses a discharging device with a dustproof function, which comprises a plurality of bins, grid plates arranged on the bins, fixed rails respectively arranged on two sides of the grid plates, a traveling trolley arranged on the fixed rails, and a belt conveyor arranged on the traveling trolley, wherein a lower cover bin belt is connected between wheel groups on two sides of the traveling trolley, and the lower cover bin belt can downwards cover the part, positioned between the wheel groups on the two sides of the traveling trolley, on the grid plates; the blanking device further comprises a lifting mechanism, and the walking trolley can lift the lower cover cabin belt of the trolley through the lifting mechanism so that the lower cover cabin belt of the trolley can be separated from the grid plate when the walking trolley moves on the fixed track. The dust-proof device can prevent the belt conveyor on the walking trolley from raising dust in the direction of the walking trolley in the blanking process, thereby playing a role in protecting the walking trolley; in addition, the abrasion of the lower cover bin belt caused by contact friction between the lower cover bin belt and the grid plate is avoided when the walking trolley moves.

Description

Unloader with dustproof

Technical Field

The invention belongs to the technical field related to blanking, and particularly relates to a blanking device capable of preventing flying dust.

Background

At present, when an enterprise discharges materials (such as pulverized coal, coke and the like) in a blanking port 1 into a storage bin 201 for storage, the number of the storage bins 201 is multiple, and the plurality of storage bins 201 are arranged in parallel in sequence, for this reason, a grid plate 202 and a fixed rail 203 are erected at the opening positions of the plurality of storage bins 201 as shown in fig. 1, and a traveling trolley 10 is arranged on the fixed rail 203, the materials discharged from the blanking port 1 are transferred into the storage bin 201 according to the use requirement by using a belt conveyor 20 arranged on the traveling trolley 10, and the materials are dropped from top to bottom from the belt conveyor 20 of the traveling trolley 10, so that the materials dropped into the storage bins 201 can generate raise dust in the storage bin 201, therefore, the enterprise generally needs to wrap a cover bin belt 2 on the grid plate 202 and the traveling trolley 10, and the raise dust generated in the blanking process by barrier materials is discharged outwards.

It can be understood that, when walking dolly 10 moves on fixed track 203, walking dolly 10 can arch lid storehouse area 2 for be equipped with the position of walking dolly 10 on the net board 202, lid storehouse area 2 can't play the effect of raise dust protection, thereby influence driving system and spacing sensor on the walking dolly 10 and cause the damage because of the invasion of dust.

Disclosure of Invention

In view of this, it is necessary to provide a feeding device with dust prevention function for solving the technical problems in the prior art.

The blanking device comprises a plurality of storage bins, grid plates, two fixed rails, a traveling trolley and a belt conveyor, wherein the grid plates are arranged on the storage bins, the two fixed rails are respectively arranged on two outer sides of the grid plates, the traveling trolley is arranged on the two fixed rails, the belt conveyor is arranged on the traveling trolley, the traveling trolley can drive the belt conveyor to move on the fixed rails so as to move the belt conveyor to the blanking positions of the storage bins, and an upper belt of the belt conveyor is used for discharging materials contained in the belt conveyor to the corresponding storage bins; a lower cover bin belt is connected between the wheel groups on the two sides of the travelling trolley, and can downwards cover the part, positioned between the wheel groups on the two sides of the travelling trolley, of the grid plate; the blanking device further comprises a lifting mechanism, and the walking trolley can lift the lower cover bin belt through the lifting mechanism, so that the lower cover bin belt can be separated from the grid plate when the walking trolley moves on the fixed track.

As a preferable scheme of the invention, two ends of the vehicle lower cover bin belt are respectively connected with axles of wheel sets on two sides of the walking trolley.

As a preferable scheme of the present invention, the lifting mechanism includes a T-shaped frame rotatably connected to the upper frame of the traveling trolley, the T-shaped frame is connected to a plurality of lifting ropes, one end of each lifting rope, which is far away from the T-shaped frame, is respectively connected and fixed to the lower cover bin band, and the T-shaped frame can lift the lower cover bin band upward through the lifting ropes.

As a preferable scheme of the invention, the T-shaped frame comprises a vertical rod part which is rotatably connected to the frame, one end of the vertical rod part, which is far away from the wheel set, is transversely connected with a mounting plate, and the parts of the mounting plate, which are respectively positioned at two sides of the vertical rod part, are respectively connected with a lifting rope.

In a preferred embodiment of the present invention, the lower end surface and the upper end surface of the mounting plate are connected to a lifting rope, respectively.

As a preferable aspect of the present invention, the number of the lifting ropes is four, and the four lifting ropes are arranged in bilateral symmetry with respect to the vertical rod portion.

As a preferable scheme of the present invention, the lifting mechanism further includes a rotating shaft rotatably connected to the traveling trolley, and the T-shaped frame is disposed inside the traveling trolley and fixed to the rotating shaft through a vertical rod portion on the T-shaped frame.

As a preferable scheme of the invention, the part of the rotating shaft extends out of the walking trolley, wherein the part of the rotating shaft extending out of the walking trolley is downwards connected with a swinging rod, and the end part of the swinging rod is rotatably connected with a roller; the lifting mechanism further comprises a connecting support, wherein a plurality of V-shaped concave portions are sequentially arranged on the connecting support at intervals, the roller is abutted against the connecting support, and the oscillating rod can drive the roller to enter the concave bottom position of the V-shaped concave portion on the connecting support.

As a preferable aspect of the present invention, the number of the coupling brackets is one, and the coupling brackets are disposed at an outer position of one of the fixing rails.

As a preferable scheme of the invention, each lifting rope is respectively connected and fixed with the lower cover bin belt through a connecting joint.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

according to the blanking device with the dustproof function, the part, between the wheel sets on the two sides of the travelling trolley, of the grid plate is covered by the bin belt of the lower cover of the trolley, so that dust is prevented from flying in the direction of the travelling trolley by the belt conveyor on the travelling trolley in the blanking process, and the travelling trolley is protected; in addition, the lifting mechanism is adopted to drive the lower cover bin belt to be separated from the grid plate in the moving process of the walking trolley, so that the abrasion of the lower cover bin belt caused by contact friction between the lower cover bin belt and the grid plate when the walking trolley moves is avoided, and the service life of the lower cover bin belt is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a feeding device with dust prevention according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of another state of the feeding device with dust prevention function according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of another view of the feeding device with dust prevention function according to an embodiment of the present invention.

FIG. 4 is a schematic view of an assembly structure of the T-shaped frame, the lifting rope, the pulley, the clamping wheel and the catch wheel of the present invention.

Wherein, 1, a blanking port; 2. covering the bin belt; 10. a walking trolley; 11. a wheel set; 12. a pulley; 13. a rotating shaft; 14. a swing lever; 15. a roller; 20. a belt conveyor; 30. a vehicle lower cover cabin belt; 40. a T-shaped frame; 41. a vertical rod part; 42. mounting a plate; 50. a lifting rope; 51. connecting a joint; 60. connecting a bracket; 61. a V-shaped recess; 201. a storage bin; 202. a grid plate; 203. and fixing the track.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 4, the blanking device with dust prevention according to an embodiment of the present invention includes a plurality of bins 201, a grid plate 202 disposed on the bins 201, two fixed rails 203 respectively disposed at two sides of the grid plate 202, a traveling trolley 10 disposed on the two fixed rails 203, and a belt conveyor 20 disposed on the traveling trolley 10.

The traveling trolley 10 can drive the belt conveyor 20 to move on the fixed track 203, so that the belt conveyor 20 is moved to the blanking position of the storage bin 201, and the belt (not shown) on the belt conveyor 20 is used for discharging the contained materials to the corresponding storage bin 201, so that when the blanking device works, the materials can be discharged to the corresponding storage bin 201 according to the use requirement. It should be noted that, when the blanking device of the present embodiment works, it is usually necessary to provide a blanking port (not shown) above the belt on the belt conveyor 20, and the blanking port discharges materials onto the belt of the belt conveyor 20, and then the belt conveyor 20 discharges the materials placed on the belt into the corresponding bin 201 according to the use requirement.

In the present embodiment, a lower cover strip 30 is connected to a position between the two side wheel sets 11 on the traveling trolley 10 of the present embodiment, and the lower cover strip 30 can cover a portion of the grid plate 202 located between the two side wheel sets 11 on the traveling trolley 10 downward; moreover, the blanking device of the present embodiment further includes a pulling mechanism, and the traveling trolley 10 can pull the lower car cover bin belt 30 through the pulling mechanism, so that the lower car cover bin belt 30 can be separated from the grid plate 202 when the traveling trolley 10 moves on the fixed rail 203.

It can be understood that, when the blanking device of the embodiment uses the belt conveyor 20 on the traveling trolley 10 to discharge materials into the storage bin 201, the car lower cover bin belt 30 can cover the parts of the grid plate 202 located on the two side wheel sets 11 on the traveling trolley 10, so as to prevent the dust generated in the blanking process of the belt conveyor 20 from invading into the traveling trolley 10; when the traveling trolley 10 moves on the fixed rail 203, the lifting mechanism can lift the under-cover compartment belt 30 in the moving process of the traveling trolley 10, so that the under-cover compartment belt 30 is in contact with the grid plate 202 to cause damage to the under-cover compartment belt 30 due to friction.

The two ends of the lower cover belt 30 of the present embodiment are respectively connected to axles (not shown) of the wheel sets 11 on the two sides of the traveling trolley 10, so as to increase the coverage area of the lower cover belt 30 on the grid plate 202, and further improve the effect of preventing dust from flying to the traveling trolley 10.

In the present embodiment, the lifting mechanism of the present embodiment includes a T-shaped frame 40 rotatably connected to the upper frame of the traveling carriage 10, a plurality of lifting ropes 50 are connected to the T-shaped frame 40, wherein each lifting rope 50 is fixedly connected to the under-carriage lid belt 30 at an end far from the T-shaped frame 40, and the T-shaped frame 40 can lift the under-carriage lid belt 30 upward through the lifting rope 50. That is, in the present embodiment, the rotation of the T-shaped frame 40 on the vehicle body frame can pull the under cover belt 30 by the lifting rope 50 so that the under cover belt 30 is separated from the mesh plate 202.

Specifically, the T-shaped frame 40 of the present embodiment includes a vertical rod portion 41 rotatably connected to the frame, a mounting plate 42 is transversely connected to one end of the vertical rod portion 41 away from the wheel set 11, and lifting ropes 50 are respectively connected to portions of the mounting plate 42 respectively located on both sides of the vertical rod portion 41.

The lower end surface and the upper end surface of the mounting plate 42 of the present embodiment are connected to a lifting rope 50, respectively. In addition, the lifting rope 50 fixed on the upper end surface of the mounting plate 42 can be wound around the upper pulley 12 of the traveling trolley 10 and connected and fixed with the lower cover belt 30 downward, and the lifting rope 50 fixed on the lower end surface of the mounting plate 42 can be directly connected and fixed with the lower cover belt 30 downward.

In the present embodiment, the number of the suspension ropes 50 in the present embodiment is four, and the four suspension ropes 50 are provided bilaterally symmetrically with respect to the vertical rod portion 41. Of course, it should be noted that the number of the lifting ropes 50 is not limited to four, and it is obvious to those skilled in the art that the number of the lifting ropes 50 can be set to 6, 8 or even more, and the lifting ropes 50 are symmetrically arranged with respect to the vertical rod portion 41, and will not be described herein.

It is understood that, when the T-shaped frame 40 swings on the traveling carriage 10 as the number of the hoist ropes 50 is four in the present embodiment, three of the four hoist ropes 50 connected to the T-shaped frame 40 can pull the under cover magazine belt 30 downward, and one of the hoist ropes 50 is loosened downward, thereby achieving the operation of pulling the under cover magazine belt 30.

Furthermore, in the present embodiment, a pair of clamping wheels 101 is respectively and correspondingly disposed at upward positions of two lifting ropes 50 disposed on the upper end surface of the mounting plate 42, so that the lifting ropes 50 can use the positions of the clamping wheels 101 as rotation pivots, wherein the clamping wheels 101 clamp the lifting ropes 50, a sufficient gap is reserved between the clamping wheels 101 and the mounting plate 42, and the T-shaped frame 40 can drive the mounting plate 42 to pass by the positions of the clamping wheels 101; and the outer side positions of the two lifting ropes 50 arranged on the lower end surface of the mounting plate 42 are respectively and correspondingly provided with a catch wheel 102, and similarly, a sufficient gap is reserved between the catch wheel 102 and the mounting plate 42, and the T-shaped frame 40 can drive the mounting plate 42 to wind through the position of the catch wheel 102. When the T-shaped frame 40 rotates on the traveling trolley 10 and the lifting ropes 50 are driven, the lifting operation of the four lifting ropes 50 to the lower cover bin belt 30 upwards can be simultaneously realized, so that when the traveling trolley 10 moves on the fixed track 203, the upper T-shaped frame 40 of the lifting mechanism can drive the lower cover bin belt 30 to be separated from the grid plate 202 through the lifting ropes 50.

In the present embodiment, the lifting mechanism of the present embodiment further includes a rotating shaft 13 rotatably connected to the traveling carriage 10, and the T-shaped frame 40 is disposed inside the traveling carriage 10 and fixed to the rotating shaft 13 through the vertical rod portion 41 of the T-shaped frame 40. When the lifting mechanism of the embodiment works, the T-shaped frame 40 can be driven to swing on the traveling trolley 10 by driving the rotating shaft 13 to rotate on the traveling trolley 10. In the present embodiment, the T-shaped frame 40 for lifting and driving the lifting rope 50 is provided inside the traveling carriage 10 so that the lifting rope 50 can be connected to the middle position of the under cover compartment belt 30, thereby improving the stability of the lifting and driving of the under cover compartment belt 30 when the lifting mechanism is operated.

Wherein, the part of the rotating shaft 13 of the embodiment extends out of the walking trolley 10, the part of the rotating shaft 13 extending out of the walking trolley 10 is connected with a swing rod 14 downwards, and the end part of the swing rod 14 is connected with a roller 15 in a rotating way; moreover, the lifting mechanism of the present embodiment further includes a connecting bracket 60, a plurality of V-shaped concave portions 61 are sequentially disposed on the connecting bracket 60 at intervals, the roller 15 abuts against the connecting bracket 60, and the swing lever 14 can drive the roller 15 to enter the concave bottom position of the V-shaped concave portion 61 on the connecting bracket 60.

Specifically, when the roller 15 on the swing rod 14 is located at the concave bottom position of the V-shaped concave part 61 on the connecting bracket 60, the walking trolley 10 stays on the fixed track 203, and the normal blanking process of the belt conveyor 20 on the walking trolley 10 is realized; when the belt conveyor 20 stops feeding and the traveling trolley 10 moves on the fixed track 203, the traveling trolley 10 can drive the roller 15 on the swing rod 14 to roll in the V-shaped concave portion 61 on the connecting bracket 60, so as to realize the swing driving of the T-shaped frame 40. That is, each V-shaped recess 61 of the connecting bracket 60 of the present embodiment corresponds to one blanking position of the blanking device. That is, the blanking device of the present embodiment automatically swings the T-shaped frame 40 according to the movement of the traveling carriage 10 on the fixed rail 203 by the engagement between the V-shaped recess 61 of the connecting bracket 60 and the roller 15 of the swing lever 14. Of course, it should be noted that the implementation manner of driving the rotating shaft 13 to drive the T-shaped frame 40 to rotate relative to the traveling trolley 10 is not limited to that shown in the drawing, and for those skilled in the art, a driving motor may be disposed on the traveling trolley 10, the driving motor is used to directly drive the rotating shaft 13 to rotate, and the operation of the driving motor specifically uses whether the traveling trolley 10 moves on the fixed track 203 as a control signal.

Here, the number of the linking brackets 60 of the present embodiment is one, and the linking brackets 60 are disposed at an outer position of one of the fixing rails 203.

In the present embodiment, each of the lifting ropes 50 is connected and fixed to the under-hood compartment belt 30 by a connection joint 51. The connection joint 51 provided on the lifting rope 50 may be directly connected and fixed to the under-hood compartment belt 30, or may be connected and fixed to a baffle fixed to the under-hood compartment belt 30.

As can be seen from the above, when the blanking device of the present embodiment is operated, when the roller 15 on the swing lever 14 is placed at the concave bottom position of the V-shaped concave portion 61 of the connecting bracket 60 and the traveling trolley 10 is stopped on the fixed rail 203, the belt conveyor 20 on the traveling trolley 10 operates and carries out blanking into the bin 201; when the traveling trolley 10 moves on the fixed track 203, the traveling trolley 10 drives the roller 15 on the swing rod 14 to move along the end surface of the V-shaped concave portion 61 on the connecting bracket 60, so as to swing and drive the swing rod 14, and the swing rod 14 is sequentially connected and fixed with the rotating shaft 13 and the vertical rod portion 41 on the T-shaped frame 40, so that the swing rod 14 can drive the T-shaped frame 40 to swing relative to the traveling trolley 10 through the rotating shaft 13 while swinging, thereby lifting and pulling the lower cover belt 30, so that the lower cover belt 30 is separated from the grid plate 202.

In summary, the blanking device with the dustproof function provided by the invention utilizes the bin belt of the lower cover of the trolley to cover the part of the grid plate between the wheel sets on the two sides of the travelling trolley, so as to prevent the dust from flying towards the direction of the travelling trolley during the blanking process of the belt conveyor on the travelling trolley, and further play a role in protecting the travelling trolley; in addition, the lifting mechanism is adopted to drive the lower cover bin belt to be separated from the grid plate in the moving process of the walking trolley, so that the abrasion of the lower cover bin belt caused by contact friction between the lower cover bin belt and the grid plate when the walking trolley moves is avoided, and the service life of the lower cover bin belt is prolonged.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express a few embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A discharging device capable of preventing dust from flying is characterized by comprising a plurality of storage bins, grid plates arranged on the storage bins, two fixed rails respectively arranged at two outer sides of the grid plates, a travelling trolley arranged on the two fixed rails, and a belt conveyor arranged on the travelling trolley, wherein the travelling trolley can drive the belt conveyor to move on the fixed rails so as to move the belt conveyor to a discharging position of the storage bins, and an upper belt of the belt conveyor is used for discharging materials contained in the belt conveyor to the corresponding storage bins; a lower cover bin belt is connected between the wheel groups on the two sides of the travelling trolley, and can downwards cover the part, positioned between the wheel groups on the two sides of the travelling trolley, of the grid plate; the blanking device further comprises a lifting mechanism, and the walking trolley can lift the lower cover bin belt through the lifting mechanism, so that the lower cover bin belt can be separated from the grid plate when the walking trolley moves on the fixed track.

2. The discharging device with the function of preventing dust emission as claimed in claim 1, wherein two ends of the under-carriage cover bin belt are respectively connected with axles of wheel sets on two sides of the walking trolley.

3. The discharging device with the function of preventing dust raising as claimed in claim 2, wherein the lifting mechanism comprises a T-shaped frame rotatably connected to the upper frame of the traveling trolley, a plurality of lifting ropes are connected to the T-shaped frame, wherein each lifting rope is fixedly connected to the lower cover bin band at one end far away from the T-shaped frame, and the T-shaped frame can lift the lower cover bin band upwards through the lifting rope.

4. The blanking device with the function of preventing dust emission as claimed in claim 3, wherein the T-shaped frame comprises a vertical rod part which is rotatably connected to the frame, one end of the vertical rod part far away from the wheel set is transversely connected with a mounting plate, and the parts of the mounting plate which are respectively arranged at two sides of the vertical rod part are respectively connected with a lifting rope.

5. The discharging device with the function of preventing dust emission of claim 4, wherein the lower end surface and the upper end surface of the mounting plate are respectively connected with a lifting rope.

6. The discharging device capable of preventing dust emission according to claim 5, wherein the number of the lifting ropes is four, and the four lifting ropes are arranged in bilateral symmetry relative to the vertical rod part.

7. The blanking device with the function of preventing dust emission as claimed in claim 4, wherein the lifting mechanism further comprises a rotating shaft rotatably connected to the traveling trolley, and the T-shaped frame is arranged inside the traveling trolley and fixed on the rotating shaft through a vertical rod part on the T-shaped frame.

8. The blanking device with the function of preventing dust emission as claimed in claim 7, wherein the part of the rotating shaft extending out of the walking trolley is connected with a swinging rod downwards, and the end part of the swinging rod is connected with a roller in a rotating way; the lifting mechanism further comprises a connecting support, wherein a plurality of V-shaped concave portions are sequentially arranged on the connecting support at intervals, the roller is abutted against the connecting support, and the oscillating rod can drive the roller to enter the concave bottom position of the V-shaped concave portion on the connecting support.

9. The blanking device with the function of preventing the flying dust as claimed in the claim 8, wherein the number of the connecting bracket is one, and the connecting bracket is arranged at the outer side position of one of the fixed rails.

10. The discharging device capable of preventing dust emission according to claim 4, wherein each lifting rope is fixedly connected with the lower cover bin band through a connecting joint.