CN210762746U - Anti-blocking device for discharge port of screw conveyor - Google Patents

Abstract

The utility model discloses a screw conveyer discharge gate anti-blocking device, including going out the hopper body, go out the hopper body including fighting pipe neck and fill room, fight the pipe neck and locate the top of fill room, it includes movable wall and fixed wall to fight the pipe neck, fixed wall with the junction of activity wall all is equipped with supplementary wall one, the top of activity wall articulates there is the axis of rotation, the axis of rotation articulates there is the cylinder, the axis of rotation articulates there is the dodge gate, the dodge gate articulates there is the casing, the casing with the articulated department of dodge gate all is equipped with supplementary wall two, the below of activity wall articulates there is the bracing piece, the below of bracing piece is equipped with the hob, the one end of hob with it is articulated to fight the room, the other end of hob is connected with the motor. Through the design of the movable door, the movable wall and the spiral rod, the problem that the motor is overloaded and stopped due to unsmooth discharge is solved, and the motor is prevented from being burnt out, and the damage to the shaft, the blades and other parts of the spiral conveyor is avoided.

Description

Anti-blocking device for discharge port of screw conveyor

Technical Field

The utility model relates to a conveying equipment technical field, concretely relates to screw conveyer discharge gate anti-blocking device.

Background

The screw conveyer is a kind of conveyer widely used in chemical, building and grain industries, and is mainly used for conveying powdery, granular and small-block materials. Compared with other conveying equipment, the spiral conveyor has the advantages of small section size of the whole machine, good sealing performance, stable and reliable operation, capability of loading and unloading materials at multiple points in the middle, safe operation, simple and convenient maintenance and the like. The spiral conveyor is a horizontal spiral conveyor, a vertical spiral conveyor, a bendable spiral conveyor and the like according to different characteristic requirements and structures of conveyed materials.

However, the material blockage phenomenon often occurs at the discharge port of the existing screw conveyor, and after the discharge port is blocked, the material is not smoothly discharged, so that the motor is overloaded and stopped, and the motor is burnt or the shaft, the blades and other parts of the screw conveyor are damaged seriously.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned shortcoming that prior art exists, the utility model provides a screw conveyer discharge gate anti-blocking device can prevent that the material from piling up in discharge gate department at ejection of compact in-process, has increaseed the discharge gate simultaneously, has solved the motor that row's material is not smooth to be aroused and has transship and shut down, avoids the motor to burn out, the damage of parts such as screw conveyer's axle and blade.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a screw conveyor discharge port anti-blocking device comprises a discharge hopper body, wherein the discharge hopper body comprises a hopper pipe neck and a hopper chamber, the hopper pipe neck is arranged above the hopper chamber, the hopper pipe neck comprises a movable wall and a fixed wall connected with the movable wall, the joint of the fixed wall and the movable wall is provided with a first auxiliary wall for preventing materials from falling down, the upper part of the movable wall is hinged with a rotating shaft, the rotating shaft is hinged with a cylinder for supporting and pushing and pulling the rotating shaft, the rotating shaft is hinged with a movable door, the movable door is hinged with a shell, the hinged part of the shell and the movable door is provided with a second auxiliary wall for preventing materials from falling down, the lower part of the movable wall is hinged with a support rod, the support rod is connected with the fixed wall, the lower part of the support rod is provided with a screw rod, one end of the screw rod is hinged with the hopper chamber, and the other end of the screw rod is connected with, the motor is connected with a controller, a sensor is further arranged in the shell, and the sensor is connected with the controller.

Preferably, a second protective film is arranged at the hinged position of the movable door and the shell.

Preferably, a first protective film is arranged at the hinged position of the movable door and the movable wall.

Preferably, a third protective film is arranged at the hinged position of the movable wall and the fixed wall.

Preferably, the center of the support rod is connected with a ventilation cylinder, and the ventilation cylinder is perpendicular to the spiral rod.

Preferably, the ventilation cylinder extends out of the hopper chamber.

Preferably, the bucket neck is square.

Preferably, the sensor is a pressure sensor.

The utility model has the advantages of that: through set up the dodge gate on the casing, set up the movable wall on fighting the pipe neck, when making the material take place to block up, the sensor reports to the police, and transmission information gives the controller, then, hob and cylinder work respectively, have increaseed the discharge gate space, have solved the motor overload that row material is not smooth to arouse and shut down, avoid the motor to burn out, the damage of parts such as screw conveyer's axle and blade.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

fig. 1 is the utility model relates to a screw conveyer discharge gate anti-blocking device's schematic diagram.

In the figure: 1-discharge hopper body, 2-hopper pipe neck, 3-hopper chamber, 4-movable wall, 5-fixed wall, 6-auxiliary wall I, 7-rotating shaft, 8-cylinder, 9-movable door, 10-shell, 11-auxiliary wall II, 12-supporting rod, 13-ventilating cylinder, 14-screw rod, 15-motor, 16-protective film I, 17-protective film II and 18-protective film III.

Detailed Description

In order to make the technical solution better understood by those skilled in the art, the technical solution in the embodiment of the present application will be clearly and completely described below with reference to fig. 1.

A screw conveyer discharge port anti-blocking device comprises a discharge hopper body 1, the discharge hopper body 1 comprises a hopper pipe neck 2 and a hopper chamber 3, the hopper pipe neck 2 is arranged above the hopper chamber 3, the hopper pipe neck 2 comprises a movable wall 4 and a fixed wall 5 connected with the movable wall 4, a first auxiliary wall 6 for preventing materials from falling is arranged at the joint of the fixed wall 5 and the movable wall 4, so as to ensure that the rotating shaft 7 is pulled by the cylinder 8, when the movable wall 4 is driven to move, the materials are prevented from leaking out of a shell 10, a rotating shaft 7 is hinged above the movable wall 4, the rotating shaft 7 is hinged with the cylinder 8 for supporting and pushing and pulling the rotating shaft 7, a movable door 9 is hinged with the rotating shaft 7, so as to move simultaneously with the movable wall 4, the movable door 9 is hinged with a shell 10, a second auxiliary wall 11 for preventing materials from falling is arranged at the joint of the shell 10 and the movable door 9, so as to ensure that the rotating shaft 7 is pulled, prevent that the material from spilling outside casing 10, the below of activity wall 4 articulates there is the bracing piece 12, bracing piece 12 is connected with fixed wall 5, be used for supporting hob 14, the below of bracing piece 12 is equipped with hob 14, so that stir the material, it is loose, so that discharge hopper, hob 14's one end is articulated with fill room 3, hob 14's the other end is connected with motor 15, motor 15 is connected with the controller, still be equipped with the sensor in the casing 10, so that in time transmit information, in time solve the jam problem, the sensor is connected with the controller.

And a second protective film 16 is arranged at the hinged part of the movable door 9 and the shell 10 to prevent materials from entering the hinged part and protect the hinged part and the purity of the materials.

A first protective film 17 is arranged at the hinged position of the movable door 9 and the movable wall 4 to prevent materials from entering the hinged position and protect the hinged position and the purity of the materials.

The hinge joint of the movable wall 4 and the fixed wall 5 is provided with a third protective film 18 to prevent materials from entering the hinge joint and protect the hinge joint and the purity of the materials.

The center of the support rod 12 is connected with a ventilation cylinder 13, and the ventilation cylinder 13 is perpendicular to the spiral rod 14, so that ventilation with the outside is facilitated, and the occupied space is reduced.

The ventilation cylinder 13 is longer than the hopper chamber 3 so as to facilitate ventilation, reduce the pressure in the material and play a certain role in slowing down the blockage of the material.

The hopper pipe neck 2 is set to be square, so that the materials can be discharged conveniently, meanwhile, the arrangement of the movable wall 4 is ensured, and the volume of the discharge port is increased conveniently.

The sensor is a pressure sensor and is used for converting pressure signals into usable output electric signals according to a certain rule and transmitting the usable output electric signals to the controller when the sensor senses the pressure signals, so that the timely transmission of information is ensured.

When the blockage occurs, the sensor gives an alarm and transmits information to the controller, the motor and the air cylinder start to work, the motor 15 drives the screw rod 14 to rotate, the material is stirred, the blockage is relieved, the air cylinder 8 pulls the rotating shaft 7 to drive the movable wall 4 and the movable door 9 to move until the movable wall and the movable door 9 are positioned on the same straight line, the first auxiliary wall 6 and the second auxiliary wall 11 are opened simultaneously, the space of a discharge port is enlarged, the problem of unsmooth discharging is solved, after the blockage is eliminated, the motor 15 stops working, the air cylinder 8 pushes the rotating shaft 7 to drive the movable wall 4 and the movable door 9 to move until the movable wall 4 and the movable door 9 recover to be in a.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (8)

1. An anti-blocking device for a discharge port of a screw conveyor comprises a discharge hopper body and is characterized in that the discharge hopper body comprises a hopper pipe neck and a hopper chamber, the hopper pipe neck is arranged above the hopper chamber and comprises a movable wall and a fixed wall connected with the movable wall, auxiliary walls I for preventing materials from falling are arranged at the joints of the fixed wall and the movable wall, a rotating shaft is hinged above the movable wall, an air cylinder for supporting and pushing and pulling the rotating shaft is hinged with the rotating shaft, a movable door is hinged with the rotating shaft, a shell is hinged with the movable door, auxiliary walls II for preventing materials from falling are arranged at the hinged parts of the shell and the movable door, a support rod is hinged below the movable wall and connected with the fixed wall, a screw rod is arranged below the support rod, and one end of the screw rod is hinged with the hopper chamber, the other end of the screw rod is connected with a motor, the motor is connected with a controller, a sensor is further arranged in the shell, and the sensor is connected with the controller.

2. The screw conveyor discharge port anti-blocking device according to claim 1, wherein a second protective film is arranged at the hinged position of the movable door and the shell.

3. The screw conveyor discharge port anti-blocking device according to claim 1, wherein a first protective film is arranged at the hinge joint of the movable door and the movable wall.

4. The screw conveyor discharge port anti-blocking device according to claim 1, wherein a third protective film is arranged at the hinge joint of the movable wall and the fixed wall.

5. The screw conveyor discharge port blockage preventing device according to claim 1, wherein a breather tube is connected to the center of the support rod, and the breather tube is perpendicular to the screw rod.

6. The screw conveyor discharge outlet anti-blocking device according to claim 5, wherein the vent cylinder extends out of the hopper chamber.

7. The screw conveyor discharge outlet anti-blocking device according to claim 1, wherein the bucket neck is square.

8. The screw conveyor discharge outlet anti-blocking device according to claim 1, wherein the sensor is a pressure sensor.

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