CN219488699U - Impeller coal feeding device for accurate loading - Google Patents

Abstract

The utility model provides an impeller coal feeding device for an accurate loading vehicle, which belongs to the technical field of coal transportation and comprises a shell, wherein a driving shaft is rotatably connected to the shell, the surface of the driving shaft is fixedly connected with an impeller, the top of the shell is fixedly connected with a mounting frame, one end of the mounting frame is fixedly connected with an oil cylinder, and one end of a piston rod of the oil cylinder is fixedly connected with a flashboard. According to the utility model, the ram is moved by controlling the oil cylinder, the opening size at the top of the shell 1 is controlled, the coal discharging amount is flexibly regulated and controlled, and then the external driving device is controlled to adjust the rotation frequency of the impeller, so that the coal discharging amount of the coal is accurately controlled, the aim of accurately loading the coal is fulfilled, the anti-blocking plate is swung under the action of pressure through the cooperation of the torsion spring, the hinge shaft and the anti-blocking plate when the blockage occurs, the pressure between the impeller and the inner wall of the shell is reduced, the friction is reduced, the operation blockage of the impeller is avoided, the device operates normally, and the conveying efficiency of the coal is ensured.

Description

Impeller coal feeding device for accurate loading

Technical Field

The utility model belongs to the technical field of coal transportation, and particularly relates to an impeller coal feeding device for a precise loading vehicle.

Background

The impeller coal feeding device is an indispensable main device between coal industries and coal-fired power plants. When the coal is required to be conveyed to a factory, an impeller coal feeding device is arranged below the coal bin to assist in conveying the coal.

The flow mode of coal in the coal bunker can be divided into 3 modes of full flow, core flow and coal blockage. The coal bin has large upper opening and small lower opening, the smaller the sectional area is, the smaller the outflow area is, no external force is acted, and the coal bin flows from top to bottom only by self gravity. However, when the coal is loaded, the impeller coal feeding device for flexibly and accurately controlling the coal dropping amount of the coal is lacking. Therefore, we propose an impeller coal feeding device for accurate loading to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides an impeller coal feeding device for a precise loading vehicle, so as to solve the problem that the impeller coal feeding device for flexibly and precisely controlling the coal dropping amount of coal is lack in the background art.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides an accurate for dress impeller coal feed device, includes the casing, it is connected with the drive shaft to rotate on the casing, the fixed surface of drive shaft is connected with the impeller, the top fixedly connected with installing frame of casing, the one end fixedly connected with hydro-cylinder of installing frame, the one end fixedly connected with flashboard of the piston rod of hydro-cylinder.

Preferably, guide wheels matched with the flashboard are symmetrically arranged on the inner wall of the shell.

Preferably, a guide groove is formed in the inner wall of the mounting frame, and the guide groove is slidably connected with the edge of the flashboard.

Preferably, the bottom of one side of the shell is fixedly connected with a mounting plate, a blowing air nozzle connected with the shell is fixedly connected on the mounting plate, and a filter screen is fixedly connected at an air outlet of the blowing air nozzle.

Preferably, the blades of the impeller are provided with notches, one end of each notch is provided with a hinge shaft, two ends of each hinge shaft are rotatably connected with anti-blocking plates, and torsion springs matched with the anti-blocking plates are sleeved on the surfaces of the hinge shafts.

Preferably, a groove is formed in one end of the anti-blocking plate, the wear-resisting plate is connected in the groove in a sliding mode, and a spring is fixedly connected between the groove and the wear-resisting plate.

Preferably, one end of the wear plate is provided with a rounded head.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the oil cylinder is controlled to enable the flashboard to move, the size of the opening at the top of the shell is controlled, the coal discharging amount is flexibly regulated and controlled, and the external driving device is controlled to adjust the rotation frequency of the impeller, so that the coal discharging amount of the coal is accurately controlled, and the aim of accurately loading the coal is fulfilled;

2. according to the utility model, through the cooperation use among the torsion spring, the hinge shaft and the anti-blocking plate, when the blocking occurs, the anti-blocking plate swings under the pressure effect, so that the pressure between the impeller and the inner wall of the shell is reduced, friction is reduced, and therefore, the blocking of the operation of the impeller is avoided, the operation of the device is normal, and the coal conveying efficiency is ensured.

Drawings

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of an impeller coal feeding device for a precision loading vehicle of the present utility model;

FIG. 2 is a cross-sectional view of the entirety of the impeller coal feeding apparatus for precision loading of the present utility model;

FIG. 3 is a partial view of a housing of the present utility model for an impeller coal feeder for a precision loading vehicle;

FIG. 4 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;

in the figure: 1. a housing; 2. a drive shaft; 3. an impeller; 4. a mounting frame; 6. an oil cylinder; 7. a flashboard; 8. a guide wheel; 9. a guide groove; 10. a mounting plate; 11. an air blowing nozzle; 12. a filter screen; 13. a notch; 14. a hinge shaft; 15. a blocking prevention plate; 16. a torsion spring; 17. a groove; 18. a wear plate; 19. and (3) a spring.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the impeller coal feeding device for the accurate loading vehicle comprises a shell 1, wherein a driving shaft 2 is rotatably connected to the shell 1, an impeller 3 is fixedly connected to the surface of the driving shaft 2, a mounting frame 4 is fixedly connected to the top of the shell 1, an oil cylinder 6 is fixedly connected to one end of the mounting frame 4, and a flashboard 7 is fixedly connected to one end of a piston rod of the oil cylinder 6.

It should be noted that, one end of the driving shaft 2 is connected to an external driving device, which is a motor, but not limited thereto, and other driving devices may be used in this case.

In this application, the inner wall of the housing 1 is symmetrically provided with guide wheels 8 for use with the shutter 7.

The guide wheels 8 are used for reducing friction between the shutters 7, ensuring flexibility of the shutters 7 during opening and closing, and guiding the shutters 7.

In this application, guide groove 9 has been seted up to the inner wall of installing frame 4, and guide groove 9 and flashboard 7's edge sliding connection.

The shutter 7 is guided by the guide groove 9, and the shutter 7 is stabilized to move.

In this application, the bottom fixedly connected with mounting panel 10 of casing 1 one side, fixedly connected with on the mounting panel 10 with the air cock 11 of blowing of casing 1 connection, the air outlet fixedly connected with filter screen 12 of air cock 11.

It should be noted that, one end of the air blowing nozzle 11 is connected with an external air blowing device, and the external air blowing device is an air blower, but not limited to this, and other air blowing devices can be used in the present case, when in use, the external air blowing device is opened to make the air blowing nozzle 11 blow air into the box 1, clean residual coal or other sundries attached to the impeller 3, and ensure the normal operation of the impeller 3.

In the application, a gap 13 is formed in a blade of the impeller 3, one end of the gap 13 is provided with a hinge shaft 14, two ends of the hinge shaft 14 are rotatably connected with anti-blocking plates 15, and a torsion spring 16 matched with the anti-blocking plates 15 is sleeved on the surface of the hinge shaft 14.

When the impeller 3 works, if a jam occurs between the impeller 3 and the casing 1, the blade end of the impeller 3 is pressed against the inner wall of the casing 1 by the action of the coal, and then the anti-blocking plate 15 rotates and swings around the hinge shaft 14 to elastically deform the torsion spring 16, so that the pressure between the impeller 3 and the inner wall of the casing 1 is reduced, friction is reduced, the impeller 3 is prevented from being blocked, the device operates normally, and the coal conveying efficiency is ensured.

In this application, recess 17 has been seted up to the one end of anti-blocking plate 15, and sliding connection has antifriction plate 18 in recess 17, fixedly connected with spring 19 between recess 17 and the antifriction plate 18.

When the impeller 3 works, if a jam occurs between the impeller 3 and the casing 1, the wear-resistant plate 18 is pressed against the inner wall of the casing 1 under the action of the coal, the wear-resistant plate 18 is retracted into the groove 17 under the action of the pressure, the spring 19 is elastically deformed, the pressure between the wear-resistant plate 18 and the inner wall of the casing 1 is reduced, friction is further reduced, and smooth operation of the impeller 3 is ensured.

In this application, one end of the wear plate 18 is provided with a rounded head.

By the round head, abrasion to the edge of the impeller 3 when the impeller 3 conveys coal is reduced, and the service life of the coal conveyor is prolonged.

The utility model is implemented in particular:

firstly, install this device under the coal bunker, when beginning the loading to the coal, open its piston rod of hydro-cylinder 6 controller and stretch out and draw back and drive flashboard 7 and remove, make the open department at casing 1 top open totally, control the coal volume down, open outside drive arrangement again and make drive shaft 2 work, make impeller 3 rotate and carry the coal, accelerate the loading efficiency to the coal, when the coal weight of loading reaches certain degree, control hydro-cylinder 6, make flashboard 7 close, accessible control outside drive arrangement adjusts impeller 3 rotation frequency, thereby accurate control coal volume that falls, reach the purpose to the accurate loading of coal.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (7)

1. The utility model provides an accurate for dress automobile-used impeller coal feed device, includes casing (1), its characterized in that, rotationally be connected with drive shaft (2) on casing (1), the fixed surface of drive shaft (2) is connected with impeller (3), the top fixedly connected with installing frame (4) of casing (1), the one end fixedly connected with hydro-cylinder (6) of installing frame (4), the one end fixedly connected with flashboard (7) of the piston rod of hydro-cylinder (6).

2. The precise vehicle-loading impeller coal feeding device according to claim 1, wherein guide wheels (8) matched with the flashboard (7) are symmetrically arranged on the inner wall of the shell (1).

3. The precise vehicle-loading impeller coal feeding device according to claim 1, wherein a guide groove (9) is formed in the inner wall of the mounting frame (4), and the guide groove (9) is slidably connected with the edge of the flashboard (7).

4. The impeller coal feeding device for accurate loading of the vehicle according to claim 1, wherein a mounting plate (10) is fixedly connected to the bottom of one side of the housing (1), a blowing air nozzle (11) connected with the housing (1) is fixedly connected to the mounting plate (10), and a filter screen (12) is fixedly connected to an air outlet of the blowing air nozzle (11).

5. The precise vehicle-loading impeller coal feeding device according to claim 1, wherein a notch (13) is formed in a blade of the impeller (3), a hinge shaft (14) is arranged at one end of the notch (13), anti-blocking plates (15) are rotatably connected to two ends of the hinge shaft (14), and torsion springs (16) matched with the anti-blocking plates (15) are sleeved on the surface of the hinge shaft (14).

6. The precise vehicle-loading impeller coal feeding device according to claim 5, wherein a groove (17) is formed in one end of the anti-blocking plate (15), a wear-resisting plate (18) is connected in the groove (17) in a sliding manner, and a spring (19) is fixedly connected between the groove (17) and the wear-resisting plate (18).

7. The precise vehicle-loading impeller coal feeding device according to claim 6, wherein one end of the wear-resistant plate (18) is provided with a round head.