CN112429467B

CN112429467B - Scraper and coal collecting device

Info

Publication number: CN112429467B
Application number: CN202011309896.3A
Authority: CN
Inventors: 武根林; 孔吉昌; 李文祥; 连志斌
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2022-05-10
Anticipated expiration: 2040-11-20
Also published as: CN112429467A

Abstract

The scraper conveyor comprises a case and a scraper conveying mechanism arranged in the case, wherein a feed port is formed in the bottom of the case, a bottom plate is movably connected to the position of the feed port of the case, and the bottom plate can be pulled out of the case to open the feed port; the machine case is articulated on the position of feed inlet has two to turn over the board, and two turn over the board and set up in opposite directions, and the bottom plate can act on two and turn over the board to make two turn over the board fold or open on the machine case. When the coal collecting device works, the bottom plate of the machine case in the scraper machine can be pulled away, so that the two turning plates are opened, one turning plate is used for guiding materials, and the other turning plate is used for blocking materials, so that the coal collecting device can realize automatic feeding of the scraper machine when working, the feeding efficiency of the coal collecting device is improved, the labor cost for collecting the coal is reduced, and the construction safety of workers is guaranteed.

Description

Scraper and coal collecting device

Technical Field

The invention belongs to the technical field related to coal collection, and particularly relates to a scraper and a coal collection device.

Background

The scraper conveyor is a continuous conveyor for bulk material conveyed by means of a moving scraper chain in a closed rectangular-section housing.

At present, the existing scraper conveyor is usually provided with a feeding hole at the top of a case, so that when an enterprise uses the scraper conveyor, the material to be transferred needs to be manually fed into the feeding hole of the scraper conveyor. The enterprise uses the scraper to carry the scraper to the material that is lieing in on the platform of coke oven because of the coke oven when the coal charge that is detained, generally adopt the travelling bogie to load the scraper, in order to carry to the destination with the scraper, then adopt artifical manual mode will be lieing in the coal charge of platform and transfer to the scraper, the outside defeated material of rethread scraper, the scraper work efficiency of above-mentioned mode is low, the cost of labor is high, and the platform that lies in the coke oven top receives the influence bulk temperature of coke oven higher, be not suitable for the workman operation, there is certain hidden danger to workman's personal safety.

Disclosure of Invention

In view of the above, it is necessary to provide a scraper and a coal collecting device to solve the technical problems in the prior art.

The scraper conveyor comprises a case and a scraper conveying mechanism arranged in the case, wherein a discharge hole is formed in the case, and the scraper conveying mechanism can transfer materials guided into the case to the position of the discharge hole and discharge the materials outwards from the discharge hole; the automatic feeding device is characterized in that a feeding hole is formed in the bottom of the case, a bottom plate is movably connected to the position, where the feeding hole is located, of the case, and the bottom plate can be pulled out of the case to open the feeding hole; the chassis is hinged with two turning plates at the position of the feed port, the two turning plates are arranged in opposite directions, and the bottom plate can act on the two turning plates so that the two turning plates are folded or unfolded on the chassis.

As a preferred scheme of the present invention, two opposite sides of the bottom of the case where the feed port is located are respectively and fixedly connected with a connecting transverse plate, and each of the turning plates is respectively connected to the corresponding connecting transverse plate in a hinged manner.

As a preferred scheme of the present invention, each of the turning plates extends upward from the corresponding connecting transverse plate and forms a bending convex portion, and a bottom plate inserted into the chassis can press the bending convex portions of the two turning plates downward, so that the two turning plates are folded on the chassis.

As a preferable scheme of the present invention, the scraper conveying mechanism includes a head pulley, a tail pulley, and a chain wound around the head pulley and the tail pulley, the chain is sequentially connected with a plurality of scrapers at intervals, the scraper at the bottom of the chassis can be attached to the bottom surface of the chassis, and two adjacent scrapers are matched with the wall of the chassis to form a cavity.

As a preferable scheme of the invention, the scraper conveyor further comprises an adjusting mechanism, and the adjusting mechanism can adjust the tightness of the chain, so that the chain at the feeding port on the chassis can sink to the positions of the two turning plates.

As a preferable aspect of the present invention, the adjusting mechanism includes a tail wheel mounting bracket and a driving screw, the tail wheel is mounted on the chassis through the tail wheel mounting bracket, and the driving screw can act on the chassis to adjust a mounting position of the tail wheel mounting bracket on the chassis.

In a preferred embodiment of the present invention, in a moving direction of the chain, an end surface of the casing, which is in contact with the bottom plate, is an inclined surface, so that the scraper located at the feeding port on the casing can enter the casing upwards along the inclined surface of the casing.

As a preferable scheme of the invention, the downward part of the inclined surface of the case extends out of a bottom plate assembled at the position of the feed port of the case.

As a preferable scheme of the invention, a feeding port is formed in the top position of the case.

The invention also provides a coal collecting device, which comprises a moving trolley and a scraper arranged on the moving trolley, wherein the scraper is any one of the scrapers.

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

according to the scraper and the coal collecting device provided by the invention, through reasonable structural arrangement, when the coal collecting device works, the bottom plate of the chassis in the scraper can be pulled away, so that the two turning plates are opened, one turning plate is used for guiding materials, and the other turning plate is used for blocking materials, so that the coal collecting device can realize automatic feeding of the scraper when working, the feeding efficiency of the coal collecting device is improved, the labor cost for collecting the coal is reduced, and meanwhile, the construction safety of workers is ensured.

Drawings

Fig. 1 is a schematic structural view of a scraper conveyor according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of the scraper conveyor according to an embodiment of the present invention, wherein the two flaps are in a closed state.

Fig. 3 is a cross-sectional view of the scraper machine from another perspective, wherein the two flaps are in an open state, according to an embodiment of the invention.

Fig. 4 is a schematic structural diagram of the case and the bottom plate in the invention.

10, a case; 11. a discharge port; 12. a feed inlet; 13. connecting the transverse plates; 14. a feeding port; 21. a head pulley; 22. a tail wheel; 23. a chain; 24. a squeegee; 30. a base plate; 40. turning over a plate; 41. bending the convex part; 51. a tail wheel mounting rack; 52. a drive screw; 101. a bevel.

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, a scraper conveyor according to an embodiment of the present invention includes a chassis 10 and a scraper conveying mechanism disposed in the chassis 10.

The casing 10 of the present embodiment is provided with a discharge port 11, and the scraper conveying mechanism can transfer the material introduced into the casing 10 to the position of the discharge port 11 and discharge the material from the discharge port 11, so as to realize the effect of discharging the material when the scraper machine works.

In the present embodiment, a feed inlet 12 is opened on the bottom of the case 10 of the present embodiment, and a bottom plate 30 is movably connected to the case 10 at the position of the feed inlet 12, and the bottom plate 30 can be pulled away from the case 10 to open the feed inlet 12; moreover, in the case 10 of the embodiment, two turning plates 40 are hinged at the position of the feed port 12, the two turning plates 40 are arranged in opposite directions, and the bottom plate 30 can act on the two turning plates 40, so that the two turning plates 40 are folded or unfolded on the case 10.

Specifically, when the bottom plate 30 of the present embodiment is disposed at the position of the feeding hole 12 of the chassis 10, the bottom plate 30 can act on the two flaps 40, so that the two flaps 40 are in a closed state, so that the two flaps 40 are separated from the platform on which the scraper machine acts; when the bottom plate 30 is drawn out of the feeding opening 12 of the casing 10, the two flaps 40 are opened by gravity, so that the two flaps 40 can be pressed downward against a platform on which the scraper acts.

It can be understood that when the bottom plate 30 is drawn out from the feeding port 12 of the casing 10, the two turning plates 40 are opened, one of the turning plates 40 is used for guiding the coal, and the other turning plate 40 is used for blocking the coal, and the coal on the platform is automatically guided into the casing 10 from the feeding port 12 along with the movement of the scraper, so that the automatic feeding function of the scraper is achieved, and the material receiving efficiency of the scraper is improved.

In the case 10 of the present embodiment, a connecting transverse plate 13 is respectively and fixedly connected to the two opposite sides of the position of the feeding hole 12 at the bottom of the case, and each turning plate 40 is respectively and hingedly connected to the corresponding connecting transverse plate 13, so as to realize the assembly and connection of the turning plate 40 on the case 10, and the turning plate 40 can swing relative to the connecting transverse plate 13.

In the present embodiment, each of the turning plates 40 of the present embodiment extends upward to form a corresponding connecting transverse plate 13 and a bending protrusion 41, and the bottom plate 30 inserted into the chassis 10 can press the bending protrusions 41 of the two turning plates 40 downward, so that the two turning plates 40 are folded on the chassis 10. That is, the bottom plate 30 of the present embodiment can press the bending protrusion 41 on the turning plate 40 under the action of gravity, so that the two turning plates 40 are in a closed state under the action of the bottom plate 30.

In the present embodiment, the scraper conveying mechanism of the present embodiment includes a head pulley 21, a tail pulley 22, and a chain 23 wound around the head pulley 21 and the tail pulley 22, wherein a plurality of scrapers 24 are sequentially connected to the chain 23 at intervals, the scraper 24 located at the bottom of the chassis 10 can be attached to the bottom surface of the chassis 10, and two adjacent scrapers 24 are matched with the wall of the chassis 10 and form a cavity, so as to achieve the effect of conveying coal when the scraper conveying mechanism works.

As a preferable aspect of the present invention, the scraper conveyor of the present embodiment further includes an adjusting mechanism, which can adjust the tightness of the chain 23, so that the chain 23 located at the feeding port 12 on the chassis 10 can be sunk to the position where the two flaps 40 are located. The upper scraper 24 of the scraper feeding mechanism can sink, and the feeding efficiency of the scraper conveying mechanism on the scraper machine to the coal material at the feeding hole 12 of the case 10 is further improved.

Specifically, the adjusting mechanism of the present embodiment includes a tail wheel mounting bracket 51 and a driving screw 52, the tail wheel 22 is mounted on the chassis 10 through the tail wheel mounting bracket 51, and the driving screw 52 can act on the chassis 10 to adjust the mounting position of the tail wheel mounting bracket 51 on the chassis 10. That is, the adjusting mechanism of the present embodiment can drive the tail wheel mounting bracket 51 to move on the chassis 10 by screwing the driving screw 52, so as to drive the tail wheel 22 to move in the chassis 10, that is, to adjust the tightness of the chain 23. It should be noted that, the chassis 10 has a supporting platform, the tail wheel mounting bracket 51 is attached to the supporting platform, the driving screw 52 abuts against the chassis 10, and the movement of the tail wheel mounting bracket 51 on the supporting platform is driven by using the thread matching structure between the driving screw 52 and the tail wheel mounting bracket 51.

In a preferred embodiment of the present invention, in the moving direction of the chain 23, the end surface of the chassis 10 contacting the bottom plate 30 is set as an inclined surface 101, so that the scraper 24 located at the position of the feed port 12 on the chassis 10 can enter the chassis 10 upwards along the inclined surface 101 of the chassis 10, so that when the chain 23 drives the scraper 24 to pass through the position of the feed port 12 on the chassis 10, the scraper 24 can smoothly enter the chassis 10, thereby avoiding the collision between the scraper 24 and the chassis 10, and further having an effect of prolonging the service life of the scraper.

Furthermore, the bottom plate 30 mounted at the position of the feed opening 12 of the casing 10 is protruded from the downward part of the inclined surface 101 of the casing 10 of the present embodiment, which further improves the guiding function of the upper inclined surface 101 of the casing 10 to the scraper 24.

In addition, the material inlet 14 is opened at the top position of the case 10 in the present embodiment, so that the scraper in the present embodiment can perform automatic feeding at the position of the material inlet 12 of the case 10, and can perform manual feeding at the material inlet 14 of the case 10, so as to be further suitable for the use of the scraper by people.

Moreover, the present embodiment also claims a coal collecting device, which includes a moving trolley (not shown), and a scraper disposed on the moving trolley, where the scraper is the above-mentioned scraper.

In summary, the scraper and the coal collecting device provided by the invention are arranged reasonably, so that when the coal collecting device works, the bottom plate of the chassis in the scraper can be pulled away, so that two turning plates are opened, one turning plate is used for guiding materials, and the other turning plate is used for blocking materials, so that the coal collecting device can realize the automatic feeding of the scraper when working, thereby improving the feeding efficiency of the coal collecting device, reducing the labor cost for collecting the coal, and simultaneously ensuring the construction safety of workers.

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 scraper conveyor comprises a case and a scraper conveying mechanism arranged in the case, wherein a discharge hole is formed in the case, and the scraper conveying mechanism can transfer materials led into the case to the position of the discharge hole and discharge the materials outwards from the discharge hole; the automatic feeding device is characterized in that a feeding hole is formed in the bottom of the case, a bottom plate is movably connected to the position, where the feeding hole is located, of the case, and the bottom plate can be pulled out of the case to open the feeding hole; the chassis is hinged with two turning plates at the position of the feed port, the two turning plates are arranged in opposite directions, and the bottom plate can act on the two turning plates so as to enable the two turning plates to be folded or unfolded on the chassis;

two opposite sides of the box bottom of the case at the position of the feed port are respectively and fixedly connected with a connecting transverse plate, and each turnover plate is respectively connected with the corresponding connecting transverse plate in a hinged manner; each turnover plate extends out of the corresponding connecting transverse plate at the upward part and is provided with a bending convex part, and the bottom plate inserted into the case can downwards press the bending convex parts of the two turnover plates so as to enable the two turnover plates to be folded on the case.

2. The scraper conveyor as claimed in claim 1, wherein said scraper conveyor comprises a head pulley, a tail pulley, and a chain wound around said head pulley and said tail pulley, said chain being sequentially connected with a plurality of scrapers at intervals, wherein the scrapers at the bottom of said casing can be attached to the bottom of said casing, and two adjacent scrapers are engaged with the wall of said casing and form a cavity.

3. The scraper machine as claimed in claim 2, further comprising an adjustment mechanism capable of adjusting the tightness of said chain so that the chain at the feed opening of said housing can be lowered to the position of said two flaps.

4. The scraper machine as claimed in claim 3, characterized in that said adjustment mechanism comprises a tail wheel mounting frame by means of which said tail wheel is mounted on said machine box and a drive screw capable of acting on said machine box to adjust the mounting position of said tail wheel mounting on said machine box.

5. The scraper device as claimed in claim 3, wherein the end face of said casing contacting said bottom plate in the direction of movement of said chain is beveled so that the scraper at the feed opening of said casing can enter said casing upwardly against the bevel of said casing.

6. The scraper machine as claimed in claim 5, wherein the downward portion of the inclined surface of said casing extends beyond a bottom plate fitted to the feed opening of the casing.

7. The scraper machine of claim 1, wherein a feeding port is provided at the top of the machine box.

8. A coal collecting device, which is characterized by comprising a moving trolley and a scraper conveyor arranged on the moving trolley, wherein the scraper conveyor is the scraper conveyor in any one of claims 1 to 7.