CN219135747U - Spiral heavy hammer type air locking and discharging device - Google Patents

Abstract

The utility model discloses a spiral heavy hammer type air locking and discharging device, which solves the problem that a special air locking device for a large-sized cage crusher is not available in the prior art. The utility model solves the dust problem in the production process of the cage crusher, can effectively reduce dust pollution and improves the environmental quality. The utility model comprises a screw conveyor, a sliding gate and a hanging wire heavy hammer, wherein the screw conveyor is arranged at a discharge hole of a cage crusher, the screw conveyor comprises a motor, a speed reducer and a screw rod body which are sequentially connected, the screw rod body is arranged in a shell, the shell consists of three sections, the first section is a U-shaped groove for receiving materials at the discharge hole of the crusher, the second section is a round steel pipe for controlling the flow direction of the materials and generating thrust for the flow direction of the materials, and the third section is a square discharge pipe which is matched with the sliding gate to ensure the quantitative discharge of the materials and simultaneously prevent the overflow of gas; the sliding gate is arranged on the shell of the screw conveyor and is connected with the hanging wire heavy hammer which is arranged on the shell of the screw conveyor.

Description

Spiral heavy hammer type air locking and discharging device

Technical field:

the utility model belongs to the technical field of environment-friendly dustproof articles, and relates to a spiral heavy hammer type air locking and discharging device.

The background technology is as follows:

the existing air locking device mainly comprises an impeller type air locking device and a heavy hammer type air locking device, and cannot be completely suitable for material air locking with high production capacity, wherein the impeller type air locking device is high in air leakage rate, and the heavy hammer type air locking device is easy to cause material arching. A large-scale cage crusher for broken stone fine material, its feed opening wind pressure is big, and the amount of wind is big, and the dust is big, causes great pollution to the operation space, does not have the special locking wind device to large-scale cage crusher research and development yet at present.

The utility model comprises the following steps:

the utility model aims to provide a spiral heavy hammer type air locking and discharging device, which solves the problem that a special air locking device for a large-sized cage crusher is not available in the prior art. The utility model solves the dust problem in the production process of the cage crusher, can effectively reduce dust pollution and improves the environmental quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spiral weight formula lock wind discharge apparatus, its characterized in that: the device comprises a screw conveyor, a sliding gate and a hanging wire heavy hammer, wherein the screw conveyor is arranged at a discharge hole of a cage crusher, the screw conveyor comprises a motor, a speed reducer and a screw rod body which are sequentially connected, the screw rod body is arranged in a shell, the shell consists of three sections, the first section is a U-shaped groove for receiving materials at a discharge hole of the crusher, the second section is a round steel pipe for controlling the flow direction of the materials and generating thrust for the flow direction of the materials, and the third section is a square discharge pipe which is matched with the sliding gate to ensure the quantitative discharge of the materials and simultaneously prevent the overflow of gas; the sliding gate is arranged on the shell of the screw conveyor and is connected with a hanging wire heavy hammer which is arranged on the shell of the screw conveyor,

the sliding gate is a square tubular device, the front end of the sliding gate is provided with a closed top cover, and the lower end of the sliding gate is provided with a sliding discharge hole.

The wire hanging heavy hammer comprises a heavy hammer, a fixed pulley, a steel wire rope and a steel wire rope fixed ring, wherein the steel wire rope bypasses the fixed pulley, one end of the steel wire rope is connected with the fixed ring, and the other end of the steel wire rope is connected with the heavy hammer; the fixed pulley is installed on the screw conveyer shell, and the wire rope solid fixed ring welds on the sliding gate.

Four wind shields are arranged at the upper end of the square discharging pipe.

The screw conveyor is provided with an electric control locking device for synchronous operation of the screw conveyor and the cage crusher.

The cage crusher is provided with a wind pressure tester.

Compared with the prior art, the utility model has the following advantages and effects:

1. the size of the material receiving opening of the utility model can be large or small, and the utility model is suitable for material conveying with different capacities. The single hydraulic prop adopts the suspension wire heavy hammer, overcomes the defect of uneven stress of the gate of the swing heavy hammer, has balanced stress of the sliding gate, and is convenient for controlling the overflow of dust gas.

2. The screw conveyor is provided with the square discharge hole, and the wind shield is arranged and combined with the sliding flashboard, so that dust gas can be effectively prevented from overflowing.

3. The utility model adopts the sliding gate, overcomes the defect that the material of the swinging gate is easy to arch, and also overcomes the defect of air leakage of the impeller air locking device, and the air locking effect is optimal.

4. The utility model is provided with two air locking ports in total, the first air locking port is a square material port of the screw conveyor, the section is provided with no spiral blade, and when the front end material conveying is piled on the square pipe section, the front end material conveying is combined with the wind shielding plate to realize the first air locking; the second channel is a sliding gate, when the cage crusher idles or the conveying is less, the sliding gate is in a closed state, and only when the stacking pressure is greater than the heavy hammer pulling force, the sliding gate can be opened, and the two-stage air locking devices are mutually matched, so that the zero emission of dust gas is realized.

Description of the drawings:

FIG. 1 is a schematic view of a screw conveyor according to the present utility model;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a schematic view of a slide gate according to the present utility model;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic diagram of a suspension weight according to the present utility model;

FIG. 6 is a section B-B of FIG. 5;

FIG. 7 is a section C-C of FIG. 5;

fig. 8 is a schematic diagram of the present utility model.

Reference numerals illustrate:

the device comprises a motor 1, a speed reducer 2, a housing 3, a screw rod 4, a U-shaped groove 5, a round steel pipe 6, a square discharge pipe 7, a wind shield 8, a sliding gate 9, a closed top cover 10, a sliding discharge port 11, a heavy hammer 12, a fixed pulley 13, a steel wire rope 14 and a steel wire rope fixed ring 15.

The specific embodiment is as follows:

the present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model relates to a spiral heavy hammer type air locking and discharging device which comprises a spiral conveyor, a sliding gate and a hanging wire heavy hammer. The screw conveyor is arranged at the discharge hole of the cage crusher, the sliding gate is arranged on the screw conveyor shell 3 and is connected with a hanging wire heavy hammer which is arranged on the screw conveyor shell 3,

referring to fig. 1 and 2, the screw conveyor comprises a motor 1, a speed reducer 2 and a screw rod body 4 which are sequentially connected, wherein the screw rod body 4 is arranged in a shell 3, the screw machine shell consists of three sections, the first section is a U-shaped groove 5, and the main function of the screw conveyor is to receive the material of a feed opening of a crusher; the second section is a round steel pipe 6, and the main functions are to control the flow direction of the material and generate thrust of the flow direction of the material; the third section is a square discharge pipe 7, and the main function of the third section is to be matched with a sliding gate, so that the material is discharged according to the quantity, and the gas is prevented from overflowing. Four wind shields 8 are arranged at the upper end of the square discharging pipe, and the main function is to prevent gas from overflowing from the upper end of the inner wall of the square pipe.

Referring to fig. 3 and 4, the sliding gate 9 is a square tubular device, the front end of which is provided with a closed top cover 10, and the main function of the sliding gate 9 is to control the discharge port of the conveyor and simultaneously serve as a fulcrum for the forward movement of the sliding gate 9; the lower end of the sliding gate 9 is provided with a sliding discharge opening 11 which is in a closed state when no material exists, and the discharge opening is opened when the stacking pressure is greater than the gate pressure. The sliding gate 9 is connected with the weight device after being arranged on the shell of the screw conveyor, and slides back and forth by means of material pushing force and weight pulling force.

Referring to fig. 4, 5 and 6, the hanging weight is composed of a weight 12, a fixed pulley 13, a connecting wire rope 14 and a wire rope fixing ring 15, wherein the fixed pulley 13 is arranged on the screw conveyor housing 3, and the wire rope fixing ring 15 is welded on the sliding gate 9. The wire rope 14 winds around the fixed pulley 14, one end is connected with the wire rope fixed ring 15, and the other end is connected with the heavy hammer 12.

The screw conveyor is provided with an electric control locking device for synchronous operation of the screw conveyor and the cage crusher. Under normal conditions, when the cage crusher runs, the screw conveyor must run synchronously; the screw shaft is stopped due to failure or jamming, and the cage crusher must be stopped. The street switching station can be opened and closed due to equipment maintenance or independent test operation.

The cage crusher is provided with a wind pressure tester so as to grasp the wind pressure change at any time.

Referring to fig. 8, when the cage crusher works, the spiral heavy hammer wind locking device operates synchronously, and when no material falls, the sliding gate 9 closes the discharge opening of the spiral conveyor under the action of the hanging wire heavy hammer, so that wind flow cannot pass through; when the materials fall, the falling materials are conveyed to the discharge opening through the spiral blades, after the conveyor material opening is filled with powder, under the action of spiral pushing force, the stacked materials push away the sliding gate 9 and are discharged from the material opening by self weight, and meanwhile, under the action of the sliding gate 9, the materials at the discharge opening are stacked to prevent gas from being discharged. When the material is reduced or no material exists, the sliding gate 9 reduces the discharge hole or closes automatically under the action of the hanging wire weight. The weight of the heavy hammer is configured according to wind pressure and the area of the spiral pipe through calculation and test.

The assembly process of the utility model comprises the following steps:

1. a screw conveyor shell 3 (comprising a screw rod body 4) is arranged at a discharge hole of the cage crusher, and then a speed reducer 2 and a motor 1 are arranged;

2. installing a sliding gate 9;

3. a fixed pulley 13 is arranged, a steel wire rope 14 winds around the fixed pulley 13, one end of the steel wire rope is connected with a steel wire rope fixed ring 15, and the other end of the steel wire rope is connected with a heavy hammer 12;

4. and switching on a power supply to debug the equipment.

The foregoing description is only illustrative of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all changes that may be made in the equivalent structures described in the specification and drawings of the present utility model are intended to be included in the scope of the utility model.

Claims (6)

1. A spiral weight formula lock wind discharge apparatus, its characterized in that: the device comprises a screw conveyor arranged at a discharge hole of a cage crusher, a sliding gate and a hanging wire heavy hammer, wherein the screw conveyor comprises a motor (1), a speed reducer (2) and a screw rod body (4) which are sequentially connected, the screw rod body (4) is arranged in a shell (3), the shell (3) is composed of three sections, the first section is a U-shaped groove (5) for receiving materials at the discharge hole of the crusher, the second section is a round steel pipe (6) for controlling the flow direction of the materials and generating thrust for the flow direction of the materials, and the third section is a square discharge pipe (7) which is matched with the sliding gate to ensure the quantitative discharge of the materials and simultaneously prevent gas overflow; the sliding gate is arranged on the screw conveyor shell (3) and is connected with a hanging wire heavy hammer which is arranged on the screw conveyor shell (3).

2. The spiral weight type air lock unloading device according to claim 1, wherein: the sliding gate (9) is a square pipe fitting device, the front end of the sliding gate is provided with a closed top cover (10), and the lower end of the sliding gate (9) is provided with a sliding discharge opening (11).

3. A spiral weight type air lock discharge device according to claim 1 or 2, wherein: the wire hanging heavy hammer comprises a heavy hammer (12), a fixed pulley (13), a steel wire rope (14) and a steel wire rope fixed ring (15), wherein the steel wire rope (14) bypasses the fixed pulley (13), one end of the steel wire rope is connected with the fixed ring (15), and the other end of the steel wire rope is connected with the heavy hammer (12); the fixed pulley (13) is arranged on the screw conveyor shell (3), and the steel wire rope fixed ring (15) is welded on the sliding gate (9).

4. A spiral weight type air lock discharge device according to claim 3, wherein: four wind shields (8) are arranged at the upper end of the square discharging pipe.

5. The spiral weight type air lock unloading device according to claim 4, wherein: the screw conveyor is provided with an electric control locking device for synchronous operation of the screw conveyor and the cage crusher.

6. The spiral weight type air lock unloading device according to claim 5, wherein: the cage crusher is provided with a wind pressure tester.

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