Mining wear-resistant anti-blocking oversize automatic blanking hopper

Abstract

The utility model provides a mining wear-resistant anti-blocking oversize automatic discharging hopper which comprises a supporting base, a material conveying box, a storage discharging box and a control system. The material conveying box comprises a feeding part, a box body and a material conveying plate; the feeding parts are arranged on the two sides of the box body, and feeding ports are formed in the positions, corresponding to the feeding parts, of the box body. The material conveying plate is obliquely arranged in the box body and is positioned below the feeding hole; the inner side wall of the box body and the material conveying plate are coated with wear-resistant layers; a discharging part is arranged at the bottom of the storage discharging box, and a spiral conveyor is arranged in the discharging part; and the control system is electrically connected with the spiral conveyor. According to the feeding hopper, smooth flowing of materials is guaranteed, blockage is avoided, the spiral conveyor conducts feeding, the automation requirement is met, the multiple separated groove body sections are arranged, when part of the groove body sections are blocked, shutdown is not needed, the abrasion-resistant layer is arranged, abrasion to the conveying box is reduced, structural damage, caused by abrasion or corrosion, of the feeding hopper is prevented, and the service life of the feeding hopper is prolonged. The service life of the device is prolonged, and the maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining hopper technology field especially relates to a mining wear -resisting anti -blocking super -sized automatic hopper. BACKGROUND

[0002] Mining hopper is a kind of equipment widely used in mining, mining and ore processing and other fields, mainly used for the storage, conveying and discharging of ore. Mining hopper plays an important role in mining and mining process, but in the long-term use process, the following problems often exist: first, the mining hopper in the long-term use process, especially in the processing of strong abrasion of ore or humidity of material, will suffer greater abrasion or corrosion, resulting in the structure damage of hopper, affect its service life, increase maintenance cost;Second, due to the uneven granularity of ore material, the material flows not smoothly in the hopper, and the discharge port or conveying channel is blocked, when the blockage occurs, it is often necessary to stop checking, affect the normal operation of the whole production line. SUMMARY

[0003] In view of the above problems, the utility model provides a kind of mining wear -resisting anti -blocking super -sized automatic hopper.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of mining wear -resisting anti -blocking super -sized automatic hopper, including support base, material conveying box, storage hopper and control system;

[0006] The support base is fixed at the bottom of the material conveying box, the material conveying box includes feed part, box body and material conveying plate;The feed part is arranged on both sides of the box body, and the box body is provided with a feed inlet corresponding to the position of the feed part;The material conveying plate is inclinedly arranged in the box body, and the material conveying plate is located below the feed inlet;The storage hopper is fixed at one end of the box body, and the storage hopper is connected with the box body through an opening;The material conveying plate is inclinedly arranged upwards from the lower side of the opening to the end away from the opening;The inner side wall of the box body and the material conveying plate are coated with a wear-resistant layer;

[0007] The bottom of the storage hopper is provided with a discharging part, and a spiral feeder is arranged in the discharging part;

[0008] The control system is electrically connected with the spiral feeder.

[0009] Further, the feed part is a feed groove, the feed groove is arranged along the length direction of the box body, the groove bottom of the feed groove is inclinedly arranged upwards from the lower side of the feed inlet to the outer side, and the groove wall and the groove bottom of the feed groove are also provided with the wear-resistant layer.

[0010] Further, a partition plate is arranged in the feeding part, which separates the feeding part into multiple groove segments, and the partition plate is fixed on the box near one side of the box.

[0011] Further, a vibrator is arranged on the box above the feeding port, and the vibrator is electrically connected with the control system.

[0012] Further, multiple vibrators are arranged equidistantly along the length direction of the box.

[0013] Further, the lower end of the storage and feeding box is a tapered segment, the feeding part is a cylinder, the upper end of the cylinder is concentrically fixed on the lower end of the tapered segment, and the cylinder is arranged vertically; a fixed plate is arranged on the inner side of the upper part of the storage and feeding box, which separates the storage and feeding box into an upper cavity and a lower cavity; the spiral feeding device comprises a motor, a stirring rod and spiral blades, the motor is arranged in the upper cavity and fixed on the fixed plate, the output end of the motor is connected with the upper end of the stirring rod through the fixed plate, the lower end of the stirring rod is flush with the lower end of the cylinder, the spiral blades are fixed on the outer side of the stirring rod, the spiral blades are arranged in the cylinder, and the outer diameter of the spiral blades is the same as the inner diameter of the cylinder.

[0014] Further, stirring blades are arranged on the stirring rod above the spiral blades.

[0015] Further, a maintenance window is arranged on the end face of the box away from the storage and feeding box, a strip-shaped plate is fixed integrally in the box, the strip-shaped plate is arranged obliquely along the inner wall of the box, a sliding groove is arranged on the upper surface of the strip-shaped plate, corresponding sliding blocks are arranged on the lower surfaces of the left and right sides of the feeding plate, and the sliding blocks are in sliding cooperation with the sliding groove.

[0016] Further, a first screw hole is arranged on the groove bottom of the sliding groove, corresponding second screw holes are arranged on the sliding blocks, and the sliding blocks are trapezoidal blocks.

[0017] Further, the wear-resistant layer is a tungsten carbide alloy coating, a chromium carbide coating or a composite ceramic coating.

[0018] Compared with the prior art, the beneficial effects of this utility model are as follows: (1) The conveying plate of this utility model is inclined and located below the feed inlet. When in use, the material can fall onto the conveying plate and vibrate the conveying plate. The material flows along the inclined conveying plate and falls into the storage box, ensuring good material flow in the conveying box and reducing the probability of blockage. The vibrator is set on the box above the feed inlet. By vibrating the vibrator, the feed inlet can be fed smoothly, avoiding blockage of the feed inlet and ensuring smooth material flow. The screw conveyor feeds the material, and the control system controls the conveying to realize automated feeding of the hopper, meet the automation requirements, and improve the overall production efficiency. (2) The inner side wall of the box and the conveying plate are coated with a wear-resistant layer; the trough wall and bottom of the feed trough are also provided with the wear-resistant layer to ensure that the material reduces wear on the conveying box during conveying, prevents structural damage to the hopper caused by wear or corrosion, extends the service life of this utility model, and reduces maintenance costs. (3) A partition plate divides the feeding section into multiple trough segments, and the side of the partition plate closest to the box body is fixed to the box body. This ensures the connection strength between the feeding section and the box body and prevents the feeding section from falling off. In addition, by setting multiple partitioned trough segments, materials can be fed from different trough segments. When some trough segments become blocked, it is not necessary to stop the machine. The blockage can be cleared when the machine is started, so as not to affect the operation of the entire production line. (4) While conveying and discharging the material, the material in the lower cavity is also stirred to ensure that the material is loose and to prevent lumps from blocking the upper end of the feeding section. This facilitates the subsequent output through the rotation of the spiral blades and ensures smooth material discharge. Attached Figure Description

[0019] Figure 1 This is a front view of an extra-large, wear-resistant, anti-clogging automated feeding hopper for mining according to this utility model;

[0020] Figure 2 This is a cross-sectional view (AA) of an extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining according to this utility model.

[0021] Figure 3 This is an enlarged view of part a of a large-scale automated mining hopper that is wear-resistant and anti-clogging according to this utility model;

[0022] Figure 4 This is a partial structural schematic diagram of a large-scale automated mining hopper that is wear-resistant and anti-clogging. Detailed Implementation

[0023] To provide a better understanding of the purpose, structure, features, and functions of this utility model, detailed descriptions are provided below with reference to specific embodiments.

[0024] Please refer to the reference. Figure 1 , Figure 2 , Figure 3 and Figure 4The utility model discloses an embodiment of a kind of mine wear-resistant anti-blocking super-large automatic unloading hopper, including support base 100, feed tank 200, storage unloading tank 300 and control system.

[0025] The support base 100 is fixed at the bottom of the feed tank 200, for supporting the device, ensuring that the lower end of the storage unloading tank 300 has enough space spacing with the ground, realizing smooth unloading. The feed tank 200 includes a feed portion 210, a tank body 220, and a feed plate 230; the feed portion 210 is disposed on both sides of the tank body 220, and the tank body 220 is provided with a feed port 221 corresponding to the position of the feed portion 210; the feed plate 230 is inclinedly disposed in the tank body 220, and the feed plate 230 is located below the feed port 221; the storage unloading tank 300 is fixed at one end of the tank body 220, and the storage unloading tank 300 is connected to the tank body 220 through an opening 310; the feed plate 230 is inclinedly disposed upward from the lower side of the opening 310 to the end away from the opening 310; when in use, the material can fall onto the feed plate 230 to vibrate the feed plate 230, and the material flows along the inclined feed plate 230 and falls into the storage unloading tank 300, ensuring good flowability of the material in the feed tank 200 and reducing the probability of blockage. When in use, the utility model can simultaneously feed through the feed portions 210 on both sides, and the length of the tank body 220 is 1-5m for horizontal feed tank, which is super-large and meets the needs of large capacity mine.

[0026] The inner side wall of the tank body 220 and the feed plate 230 are coated with a wear-resistant layer 400; the wear-resistant layer 400 is a tungsten carbide alloy coating, a chromium carbide coating, or a composite ceramic coating. This ensures that the material reduces wear on the feed tank 200 during transportation, prevents structural damage to the unloading hopper caused by wear or corrosion, prolongs the service life of the utility model, and reduces maintenance costs.

[0027] The bottom of the storage unloading tank 300 is provided with a discharging portion 320, and a spiral feeder 500 is arranged in the discharging portion 320; the control system is electrically connected with the spiral feeder 500. The control system controls the feeding to realize automatic unloading of the unloading hopper, meeting the needs of automation.

[0028] The feeding part 210 is a feeding groove, which is arranged along the length direction of the box 220 to ensure a large feeding range and meet the mining requirements. The groove bottom of the feeding groove 210 is arranged upwardly and outwardly from the lower side of the feeding port 221 to ensure that the material can flow smoothly in the feeding groove 210 and enter the box 220 when feeding, thereby reducing the probability of blockage at the feeding port 221 and ensuring smooth feeding. The groove wall and the groove bottom of the feeding groove 210 are also provided with the wear-resistant layer to avoid wear of the feeding part and improve the wear resistance of the device and prolong the service life.

[0029] The feeding part 210 is also provided with a partition plate 211, which separates the feeding part into multiple groove segments and is fixed on the box 220 near one side of the box 220. This ensures the connection strength between the feeding part 210 and the box 220 and avoids falling of the feeding part 210. In addition, multiple separated groove segments are arranged to feed from different groove segments, so that when some groove segments are blocked, the machine can be started to dredge without stopping, thereby avoiding affecting the operation of the entire production line.

[0030] The box 220 is provided with a vibrator 600 on the outside, which is electrically connected with the control system and arranged on the box 220 above the feeding port 221. The vibrator 600 is controlled by the control system to vibrate, which ensures smooth feeding at the feeding port 221, avoids blockage of the feeding port 221, ensures smooth flow of the material, and thereby improves the overall production efficiency.

[0031] There are multiple vibrators 600, which are arranged equidistantly along the length direction of the box 220. This ensures uniform vibration of the vibrators 600 and smooth feeding of the feeding port, and the feeding effect is good.

[0032] The lower end of the storage and discharging box 300 is a tapered section, which facilitates the gathering of materials. The discharging part 320 is a cylinder, the upper end of which is fixed concentrically at the lower end of the tapered section, and the cylinder 320 is arranged vertically. The inner side of the upper part of the storage and discharging box 300 is further provided with a fixed plate 330, which separates the storage and discharging box into an upper cavity 301 and a lower cavity 302. The screw feeder 500 includes a motor 510, an agitator rod 520, and a spiral blade 530. The motor 510 is arranged in the upper cavity 301 and fixed on the fixed plate 330. The output end of the motor 310 penetrates through the fixed plate 330 and connects the upper end of the agitator rod 520. The lower end of the agitator rod 520 is flush with the lower end of the cylinder 320. The spiral blade 530 is fixed on the outer side of the agitator rod 520 and arranged in the cylinder 320. The outer diameter of the spiral blade 530 is the same as the inner diameter of the cylinder 320. The motor 510 is connected with a control system, which ensures that the control system controls the discharging and starts the motor 510 to drive the spiral blade 530 on the agitator rod 520 to rotate. The materials entering the storage and discharging box 300 can be output through the rotation of the spiral blade 530, which can effectively prevent the coal mine from being blocked during discharging, has good discharging effect, and is easy to control.

[0033] The agitator rod 520 is further provided with an agitator blade 540 arranged above the spiral blade 530. The materials in the lower cavity can be stirred while being conveyed and discharged, which ensures the loosening of the materials and avoids clogging the upper end of the discharging part, facilitating subsequent output through the rotation of the spiral blade 530 and ensuring smooth discharging.

[0034] The end face of the box body 220 away from the storage and discharging box 300 is provided with a maintenance window 340. A door plate is installed at the maintenance window 340, which facilitates the opening of the door plate for maintenance and repair. A strip-shaped plate 222 is integrally fixed in the box body 220. The strip-shaped plate 222 is arranged obliquely along the inner wall of the box body 220, and the oblique angle is 30°-50°. The upper surface of the strip-shaped plate 222 is provided with a sliding groove 223. The lower surfaces of the left and right sides of the material conveying plate 230 are provided with corresponding sliding blocks 231. The sliding blocks 231 and the sliding groove 223 are in sliding cooperation. The groove bottom of the sliding groove 223 is provided with a first screw hole 224. The sliding blocks 231 are provided with corresponding second screw holes 232. The sliding blocks 231 are trapezoidal blocks, which are embedded in the sliding groove to avoid the falling of the material conveying plate 230 from above. The material conveying plate 230 is detachably fixed in the box body 220. When the material conveying plate 230 is damaged, the component can be replaced in time, avoiding the replacement of the whole material conveying box and reducing the maintenance cost.

[0035] The utility model has been described by the above related embodiments, however the above embodiment is only the example of implementing the utility model. It must be pointed out that the disclosed embodiment does not limit the scope of the utility model. On the contrary, the change and the decoration made without departing from the spirit and scope of the utility model all belong to the patent protection scope of the utility model.

Claims

1. A large-scale, wear-resistant, anti-clogging automated feeding hopper for mining, characterized in that: Includes a support base, a feeding hopper, a storage and unloading hopper, and a control system; The support base is fixed to the bottom of the conveying box. The conveying box includes a feeding section, a box body, and a conveying plate. The feeding section is located on both sides of the box body, and the box body has a feeding port corresponding to the position of the feeding section. The conveying plate is inclinedly arranged inside the box body, and the conveying plate is located below the feeding port. The storage and unloading box is fixed to one end of the box body, and the storage and unloading box is connected to the box body through an opening. The conveying plate is inclined upward from the lower side of the opening towards the end away from the opening. The inner sidewall of the box body and the conveying plate are coated with a wear-resistant layer. The bottom of the storage and feeding box is provided with a feeding section, and a screw conveyor is installed inside the feeding section; The control system is electrically connected to the screw conveyor.

2. The extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining as described in claim 1, characterized in that: The feeding part is a feeding trough, which is arranged along the length of the box body. The bottom of the feeding trough is inclined upward from the lower side of the feeding port. The wall and bottom of the feeding trough are also provided with the wear-resistant layer.

3. The extra-large, wear-resistant, anti-clogging automated feeding hopper for mining as described in claim 2, characterized in that: The feeding section is also provided with a partition plate, which divides the feeding section into multiple trough segments. The side of the partition plate closest to the box body is fixed to the box body.

4. The extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining as described in claim 1, characterized in that: A vibrator is installed on the outside of the housing, and the vibrator is electrically connected to the control system. The vibrator is located on the housing above the feed inlet.

5. The extra-large, wear-resistant, anti-clogging automated feeding hopper for mining as described in claim 4, characterized in that: There are multiple vibrators, which are equidistantly arranged along the length of the housing.

6. The extra-large, wear-resistant, anti-clogging automated feeding hopper for mining as described in claim 1, characterized in that: The lower end of the storage and feeding box is a conical section, and the feeding part is a cylinder. The upper end of the cylinder is concentrically fixed to the lower end of the conical section, and the cylinder is vertically arranged. A fixing plate is also provided on the inner side of the upper part of the storage and feeding box, which divides the storage and feeding box into an upper cavity and a lower cavity. The screw conveyor includes a motor, a stirring rod, and screw blades. The motor is located in the upper cavity and fixed to the fixing plate. The output end of the motor passes through the fixing plate and connects to the upper end of the stirring rod. The lower end of the stirring rod is flush with the lower end of the cylinder. The screw blades are fixed to the outside of the stirring rod and are located inside the cylinder. The outer diameter of the screw blades is the same as the inner diameter of the cylinder.

7. The extra-large, wear-resistant, anti-clogging automated feeding hopper for mining as described in claim 6, characterized in that: The stirring rod is also equipped with stirring blades, which are positioned above the spiral blades.

8. The extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining as described in claim 1, characterized in that: A maintenance window is provided on the end face of the box away from the storage and feeding box. An integral fixed strip plate is provided inside the box. The strip plate is inclined along the inner wall of the box. A groove is provided on the upper surface of the strip plate. Corresponding sliders are provided on the lower surfaces of the left and right sides of the feeding plate. The sliders slide in cooperation with the groove.

9. The extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining as described in claim 8, characterized in that: The bottom of the groove is provided with a first screw hole, and the slider is provided with a corresponding second screw hole. The slider is a trapezoidal block.

10. The extra-large, wear-resistant, anti-clogging, automated feeding hopper for mining as described in claim 1, characterized in that: The wear-resistant layer is a tungsten carbide alloy coating, a chromium carbide coating, or a composite ceramic coating.

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