CN107985831A - A kind of spiral hopper-type discharger - Google Patents

Abstract

The invention discloses a kind of spiral hopper-type discharger, including upper shell, drop down charging tray and lower housing shell, upper shell intracavitary is equipped with central rotating shaft, it is inverted cone-type spiral structure to drop down charging tray, drop down taper of the charging tray top equipped with cavity and drop down material mouth, taper, which is dropped down, is bolted with rotary electric machine in material mouth, some activators for broken arch are equipped with along charging tray edge is dropped down, along the material depressors for dropping down charging tray and central rotating shaft junction and being equipped with some detection windrow situations.Material is carried out blanking by the present invention by rotating screw hopper, the material that charging tray is dropped down by taper realizes the discharging being more uniformly distributed in discharge port, the activator at charging tray edge is dropped down by being uniformly arranged on so that the space that material passes through in whole discharger can realize zero congestion, improve unloading efficiency.

Description

A kind of screw hopper type unloader

technical field

The invention relates to the technical field of material unloading equipment, in particular to a screw hopper type unloader.

Background technique

For materials stored for a long time, due to the adhesion between materials, the particles coagulate with each other, causing arching, which affects normal production. With the development of technology, arch breaking technology has become more important in the storage and transportation of materials.

Prior art CN204624355U provides a vibrating unloader at the bottom of a warehouse, specifically a vibrating unloader at the bottom of a warehouse with strong arch-breaking force and good sealing performance, belonging to the field of grain machinery. It includes an upper cylinder body, a soft connecting body and a lower cylinder body, a reset screw is connected between the upper connecting flange and the lower connecting flange, and a reset spring is set on the reset screw, and the upper and lower ends of the reset spring contact the connecting flange and the lower connecting flange respectively . A pressure relief cylinder is provided at the lower end of the inner side of the upper cylinder, and the pressure relief cylinder is located inside the soft connecting body. The inner side wall of the lower cylinder is connected with the arch-breaking bracket, and the arch-breaking bracket is provided with an arch-breaking disc. The advantage of this technology is that the upper and lower barrels are reset by the return spring and the return screw rod, and the operation is simple and convenient. However, this technology continues the traditional technology on the arch-breaking plate, and the unloader has a large inlet and a small outlet. Even after the arch-breaking material enters, there will still be stacking at the discharge port.

Contents of the invention

The object of the present invention is to provide a spiral hopper unloader to solve the problems of the traditional arch-breaking technology of the unloader and the accumulation of materials at the discharge port proposed in the background art.

To achieve the above object, the present invention provides the following technical solutions:

It includes: an upper shell, a drip tray and a lower shell, wherein the upper shell and the lower shell are connected by buckles, the upper shell is a cylindrical cavity structure, and a central rotating shaft is arranged in the cavity, and the The drip tray is integrally formed with the central shaft. The drip tray is an inverted conical spiral structure, and its top is coplanar with the top of the upper shell. A rotating motor is screwed inside the drip opening, and the central shaft is keyed to the output end of the rotating motor. Along the edge of the drip tray, there are several activators for breaking arches. There are a number of feed presses for detecting stockpiling.

Preferably, the lower shell is an open conical cavity, the outer surface of which is welded with a motor base, the motor base is screwed with a vibration motor, and the output end of the vibration motor extends into the cavity of the lower shell to drive Vibration unloading in inner cavity.

Preferably, the upper shell and the lower shell are provided with brackets, and shock absorbers are installed in the brackets through bolts, wherein the upper shell is provided with an upper shock absorber, and the lower shell is provided with a lower shock absorber, Between the upper shock absorber and the lower shock absorber, there is a shock absorber tie rod that enhances the stability of the device.

Preferably, an upper casing flange is provided on the top of the upper casing, and a lower casing reinforcement flange is provided at the connection between the lower casing and the upper casing, and the upper casing flange and the lower casing reinforcement flange are connected by bolts. Fixed connection, the discharge end of the lower shell is provided with a discharge port flange for easy loading and unloading and expansion of the device.

Compared with prior art, the beneficial effect of the present invention is:

1. The present invention unloads the material by rotating the spiral hopper, and the material passing through the conical drip tray realizes more uniform unloading at the discharge port;

2. In the present invention, through the activator evenly arranged on the edge of the drip pan, the space where the material passes through the entire unloader can achieve zero congestion and improve the unloading efficiency.

Description of drawings

Fig. 1 is the structural representation of a kind of spiral hopper type unloader of the present invention;

Fig. 2 is the structural representation of a kind of spiral hopper type unloader spiral hopper of the present invention;

Fig. 3 is the top view of a kind of spiral hopper unloader of the present invention;

Reference signs: 1-body upper flange, 2-upper casing, 3-feed presser, 4-reinforced flange of lower casing, 5-vibration motor, 6-activator, 7-conical dripping port, 8-rotating motor, 9-dripping tray, 10-lower shell, 11-outlet flange, 12-bracket, 13-shock absorber, 1301-upper shock absorber, 1302-lower shock absorber, 14 -Shock absorber tie rod.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figures 1 and 2, a screw hopper type unloader includes: an upper housing 2, a drip pan 9 and a lower housing 10, wherein the upper housing 2 and the lower housing 10 are connected by a buckle .

The upper casing 2 is a cylindrical cavity structure, and a central rotating shaft is arranged in the cavity, and the drip tray 9 is integrally formed with the central rotating shaft. Coplanar, the top of the drip tray 9 is provided with a cavity tapered drip opening 7, the taper drip mouth 7 is internally connected with a rotating motor 8, and the central shaft key is connected to the output end of the rotating motor 8, along the flow The edge of the disc 9 is provided with a number of activators 6 for breaking the arch, and along the connection between the dripping disc 9 and the central shaft, a number of material pressure devices 3 for detecting the stacking situation are provided.

As shown in Figures 1 and 3, the lower housing 10 is an open conical cavity, the outer surface of which is welded with a motor base, the motor base is screwed with a vibration motor 5, and the output end of the vibration motor 5 extends to the lower housing The cavity of the body 10 drives the inner cavity to vibrate and discharge materials.

Both the upper housing 2 and the lower housing 10 are provided with a bracket 12, and a shock absorber 13 is installed in the bracket 12 through bolts, wherein the upper housing 2 is provided with an upper shock absorber 1301, and the lower housing 10 is provided with a lower damper 1301. The shock absorber 1302, the upper shock absorber 1301 and the lower shock absorber 1302 are provided with a shock absorber pull rod 14 that enhances the stability of the device.

The top of the upper shell 2 is provided with an upper shell flange 1, and the connection between the lower shell 10 and the upper shell 2 is provided with a lower shell reinforcing flange 4, and the upper shell flange 1 and the lower shell reinforcing flange 4 The discharge end of the lower housing 10 is provided with a discharge port flange 11 which is convenient for loading and unloading and expanding the device through fixed connection with bolts.

The invention unloads the material by rotating the spiral hopper, and the material passing through the conical drip tray realizes more uniform unloading at the discharge port. When the material is unloaded in the drip pan, the activator installed on the edge of the drip pan can make the space where the material passes through the entire unloader realize zero congestion and improve the unloading efficiency.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (4)

1. A screw hopper type unloader, comprising: an upper casing (2), a drip tray (9) and a lower casing (10), wherein the upper casing (2) and the lower casing (10) pass through Snap connection, characterized in that: The upper casing (2) is a hollow cylinder structure, and a central rotating shaft is arranged in the cavity, and the dripping tray (9) is integrally formed with the central rotating shaft, and the dripping tray (9) is an inverted conical spiral structure, its top is coplanar with the top of the upper casing (2), the top of the drip tray (9) is provided with a cavity tapered drip mouth (7), and the tapered drip mouth (7) is internally connected with a A rotating motor (8), the central shaft key is connected to the output end of the rotating motor (8), and several activators (6) for breaking the arch are arranged along the edge of the dripping tray (9). (9) is provided with a plurality of material pressure devices (3) that detect the stockpiling situation at the junction with the central rotating shaft. 2. A kind of screw hopper unloader according to claim 1, characterized in that, the lower casing (10) is a conical opening cavity, and its outer surface is welded with a motor base, and the screw on the motor base is A vibration motor (5) is connected, and the output end of the vibration motor (5) extends into the cavity of the lower casing (10) to drive the inner cavity to vibrate and discharge materials. 3. A kind of screw hopper type unloader according to claim 1, is characterized in that, support (12) is all provided on described upper shell (2) and lower shell (10), support (12) A shock absorber (13) is installed inside through bolts, wherein, the upper shell (2) is provided with an upper shock absorber (1301), the lower shell (10) is provided with a lower shock absorber (1302), and the upper shock absorber (1301) and the lower shock absorber (1302) are provided with the stable shock absorber pull bar (14) of strengthening device. 4. A kind of screw hopper unloader according to claim 1, characterized in that, the top of the upper housing (2) is provided with an upper housing flange (1), and the lower housing (10) is connected with The upper casing (2) is connected with a lower casing reinforcement flange (4), the upper casing flange (1) and the lower casing reinforcement flange (4) are fixedly connected by bolts, and the lower casing (10) is The material end is provided with a material outlet flange (11) which is convenient for loading and unloading and expanding the device.