CN220222550U - Protection mechanism and dry coal separator - Google Patents

Abstract

The application provides a protection mechanism and a dry coal separator, and belongs to the technical field of dry coal separation. This protection machanism includes protection component and drive assembly, protection component includes feeder hopper and guard plate, the guard plate is provided with two, two the guard plate slip set up in the feeder hopper top, drive assembly includes motor, gear and rack board, the motor install in the feeder hopper outside, gear rotate set up in the feeder hopper outside, motor output transmission connect in the gear, rack board fixed connection in the guard plate bottom, just rack board with the gear meshes mutually, through setting up feeder hopper, guard plate, motor, gear and rack board, can effectually protect the feeder hopper, when not using equipment, block the feeder hopper, avoid getting into rainwater or other objects, not only protected the feeder hopper, also protected coal preparation equipment.

Description

Protection mechanism and dry coal separator

Technical Field

The application relates to the field of dry coal dressing, in particular to a protection mechanism and a dry coal dressing machine.

Background

The coal is used as a main energy source to be directly combusted, serious atmospheric pollution is caused, main pollutants of the coal are sulfur dioxide and smoke dust, and in order to reduce the environmental pollution, a high-efficiency dry coal separation technology is required to be researched, the separation is realized mainly by utilizing the physical property difference of the coal and gangue, and the dry coal separation comprises air separation, friction separation, magnetic separation, electric separation, X-ray separation, microwave separation, air-xenon dense-medium fluidized bed coal separation and the like, wherein the dry coal separation is realized in industrial application.

At present, the dry coal preparation equipment mainly conveys coal to be prepared from bottom to top to the coal preparation equipment through a conveying belt, and the coal preparation equipment is usually provided with a funnel for receiving the coal to be introduced into the equipment, but most of the coal preparation equipment is arranged in outdoor open air in a large volume, and when the coal preparation equipment is not used, the funnel is still exposed to easily cause large snow of rainwater or other sundries to enter the equipment, so that corrosion and potential safety hazard are caused.

Disclosure of Invention

In order to overcome the defects, the application provides a protection mechanism and a dry coal separator, and aims to solve the problems in the background technology.

In a first aspect, embodiments of the present application provide a guard mechanism including a guard assembly and a drive assembly.

The protection component comprises a feed hopper and protection plates, two protection plates are arranged, and the protection plates are slidably arranged at the top of the feed hopper.

The driving assembly comprises a motor, a gear and a rack plate, the motor is mounted on the outer side of the feeding hopper, the gear is rotationally arranged on the outer side of the feeding hopper, the output end of the motor is in transmission connection with the gear, the rack plate is fixedly connected to the bottom of the protection plate, and the rack plate is meshed with the gear.

In a specific embodiment, the motor output end is provided with a first sprocket, the gear is fixedly connected with a second sprocket, and the first sprocket and the second sprocket are connected through a chain.

In the realization process, through setting up first sprocket and second sprocket to be connected with the chain, start the motor, the motor drives first sprocket and rotates, and first sprocket passes through the chain and drives the rotation of second sprocket, thereby reaches the purpose of transmission connection.

In a specific embodiment, a limit rod is arranged on one side of the rack plate, a limit groove is formed in the outer side of the feeding hopper, and the limit rod is slidably arranged in the limit groove.

In the implementation process, the feeding hopper and the limiting groove are arranged and used for limiting the movement of the rack plate, so that the rack plate can be stably meshed with the connecting gear.

In a specific embodiment, a fixed plate is arranged on one side of the feeding hopper, an L-shaped plate is arranged on one side of the protection plate, and the L-shaped plate is sleeved on the outer side of the fixed plate.

In the implementation process, through setting up L shaped plate and fixed plate for the removal mode of restriction direction guard plate avoids guard plate skew feeder hopper.

In a specific embodiment, a roller is disposed within the L-shaped plate, the roller contacting the fixed plate.

In the implementation process, the roller wheels are arranged, so that the smooth guide protection plate can be moved, and abrasion is reduced.

In a specific embodiment, one end of the protection plate is provided with a bump, the other end of the protection plate is provided with a groove, and the bump is matched with the groove.

In the implementation process, through setting up lug and recess looks adaptation, the leakproofness when two guard plates butt joint is improved.

In a specific embodiment, the surface of the protection plate is provided with an anti-corrosion layer.

In the implementation process, the anti-corrosion layer is arranged, so that the anti-corrosion capability is improved, the corrosion of rainwater and the like is reduced, and the service life is prolonged.

In a second aspect, the utility model further provides a dry coal separator comprising the protection mechanism.

The beneficial effects are that: the application provides a protection machanism and dry process coal preparation machine through setting up feeder hopper, guard plate, motor, gear and rack board, can effectually get up the feeder hopper protection, when not using equipment, blocks the feeder hopper, avoids getting into rainwater or other objects, has not only protected the feeder hopper, has also protected coal preparation equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a protection mechanism according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a feed hopper according to an embodiment of the present application;

fig. 3 is a schematic structural view of an L-shaped plate according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a driving assembly according to an embodiment of the present application;

fig. 5 is a schematic diagram of a rack plate structure according to an embodiment of the present application.

In the figure: 100-a protective component; 110-feeding hopper; 111-limit grooves; 112-a fixed plate; 120-guard plates; a 122-L-shaped plate; 1221-a roller; 123-bump; 124-groove; 200-a drive assembly; 210-an electric motor; 211-a first sprocket; 220-gear; 221-a second sprocket; 230-rack plate; 231-limit rod.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.

Referring to fig. 1-5, the present application provides a protection mechanism including a protection component 100 and a driving component 200.

Referring to fig. 1, 2 and 3, the protection assembly 100 includes a feeding hopper 110 and protection plates 120, wherein two protection plates 120 are provided, and the two protection plates 120 are slidably disposed on top of the feeding hopper 110.

Specifically, the fixed plate 112 is arranged on one side of the feed hopper 110, the L-shaped plate 122 is arranged on one side of the protection plate 120, the L-shaped plate 122 is sleeved on the outer side of the fixed plate 112, and the L-shaped plate 122 and the fixed plate 112 are used for limiting the movement mode of the guide protection plate 120 and avoiding the deviation of the protection plate 120 from the feed hopper 110.

In a specific embodiment, rollers 1221 are disposed within the L-shaped plate 122, the rollers 1221 contacting the fixed plate 112, by providing the rollers 1221, facilitate smooth movement of the pilot guard 120, and reduce wear.

In a specific embodiment, the end of one protection plate 120 is provided with a protruding block 123, the end of the other protection plate 120 is provided with a groove 124, the protruding block 123 is matched with the groove 124, and the tightness of the butt joint of the two protection plates 120 is improved by arranging the protruding block 123 and the groove 124 to be matched with each other.

In a specific embodiment, the surface of the protection plate 120 is provided with an anti-corrosion layer, and by providing the anti-corrosion layer, the anti-corrosion capability is improved, the corrosion of rainwater and the like is reduced, and the service life is prolonged.

Referring to fig. 1, 2, 4 and 5, the driving assembly 200 includes a motor 210, a gear 220 and a rack plate 230, the motor 210 is mounted on the outer side of the feeding hopper 110, the gear 220 is rotatably disposed on the outer side of the feeding hopper 110, an output end of the motor 210 is in transmission connection with the gear 220, the rack plate 230 is fixedly connected to the bottom of the protection plate 120, and the rack plate 230 is meshed with the gear 220.

In this embodiment, the output end of the motor 210 is provided with a first sprocket 211, the gear 220 is fixedly connected with a second sprocket 221, the first sprocket 211 and the second sprocket 221 are connected through a chain, the motor 210 is started by arranging the first sprocket 211 and the second sprocket 221 and connecting with the chain, the motor 210 drives the first sprocket 211 to rotate, and the first sprocket 211 drives the second sprocket 221 to rotate through the chain, so that the purpose of transmission connection is achieved.

In a specific embodiment, a limit lever 231 is disposed on one side of the rack plate 230, a limit groove 111 is disposed on the outer side of the feed hopper 110, and the limit lever 231 is slidably disposed in the limit groove 111, so that the rack plate 230 is restrained from moving by providing the feed hopper 110 and the limit groove 111, so that it is stably engaged with the connecting gear 220.

The utility model further provides a dry coal separator which comprises the protection mechanism.

The protection mechanism and the working principle of the dry coal preparation machine are as follows: when the coal dressing equipment is not used, the motor 210 is started, the motor 210 drives the first chain wheel 211 to rotate, the first chain wheel 211 drives the second chain wheel 221 to rotate through a chain, the second chain wheel 221 drives the gear 220 to rotate, the gear 220 is meshed with the gear rack plates 230 to move, two rack plates 230 arranged on the upper side and the lower side of the gear 220 synchronously move, the two protection plates 120 are respectively driven to move, the protection plates 120 drive the L-shaped plates 122 and the rollers 1221 to move, the rollers 1221 are contacted with the fixed plates 112, so that the two protection plates 120 stably and smoothly move to be close to each other to contact, the feeding hopper 110 is blocked, rainwater or other objects are prevented from entering the feeding hopper 110, and the coal dressing equipment is also protected.

It should be noted that, the specific model specification of the motor 210 needs to be determined by selecting a model according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so that detailed description is omitted.

The power supply of the motor 210 and its principle will be clear to a person skilled in the art and will not be described in detail here.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. A protective mechanism, which is characterized by comprising

The protection assembly (100), the protection assembly (100) comprises a feed hopper (110) and protection plates (120), two protection plates (120) are arranged, and the two protection plates (120) are slidably arranged at the top of the feed hopper (110);

the driving assembly (200), the driving assembly (200) comprises a motor (210), a gear (220) and a rack plate (230), the motor (210) is installed on the outer side of the feeding hopper (110), the gear (220) is rotationally arranged on the outer side of the feeding hopper (110), the output end of the motor (210) is in transmission connection with the gear (220), the rack plate (230) is fixedly connected to the bottom of the protection plate (120), and the rack plate (230) is meshed with the gear (220).

2. The protection mechanism according to claim 1, wherein a first sprocket (211) is arranged at an output end of the motor (210), the gear (220) is fixedly connected with a second sprocket (221), and the first sprocket (211) and the second sprocket (221) are connected through a chain.

3. The protection mechanism according to claim 1, wherein a limit rod (231) is arranged on one side of the rack plate (230), a limit groove (111) is formed in the outer side of the feed hopper (110), and the limit rod (231) is slidably arranged in the limit groove (111).

4. The protection mechanism according to claim 1, wherein a fixing plate (112) is arranged on one side of the feed hopper (110), an L-shaped plate (122) is arranged on one side of the protection plate (120), and the L-shaped plate (122) is sleeved outside the fixing plate (112).

5. The guard mechanism of claim 4, wherein rollers (1221) are disposed within the L-shaped plate (122), the rollers (1221) contacting the fixed plate (112).

6. The protection mechanism according to claim 1, wherein one end of the protection plate (120) is provided with a protruding block (123), and the other end of the protection plate (120) is provided with a groove (124), and the protruding block (123) is adapted to the groove (124).

7. A protection mechanism according to claim 1, characterized in that the surface of the protection plate (120) is provided with an anti-corrosion layer.

8. The dry coal separator is characterized by comprising

A guard mechanism as claimed in any one of claims 1 to 7.