CN111661670A - Continuous efficient spiral coal unloader - Google Patents
Continuous efficient spiral coal unloader Download PDFInfo
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- CN111661670A CN111661670A CN201910360406.3A CN201910360406A CN111661670A CN 111661670 A CN111661670 A CN 111661670A CN 201910360406 A CN201910360406 A CN 201910360406A CN 111661670 A CN111661670 A CN 111661670A
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- horizontal
- driving motor
- material taking
- spiral conveyor
- screw conveyer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/16—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with rotary pick-up conveyors
- B65G65/22—Screws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Screw Conveyors (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention discloses a continuous high-efficiency spiral coal unloader, which comprises a material taking device, a vertical spiral conveyor, a horizontal spiral conveyor and a material conveying device, wherein the material taking device comprises a material taking head, a material taking head gear reducer and a driving motor, the material taking device is connected with the vertical spiral conveyor, the vertical spiral conveyor is connected with the horizontal spiral conveyor, the horizontal spiral conveyor is in transmission connection with a main driving motor, the tail end of the horizontal spiral conveyor is provided with a balance weight, the material conveying device is connected with the vertical spiral conveyor through a blanking pipe, the material taking head adopts a reverse inclined wing plate design, the driving motor is arranged at the side close to the material taking head gear reducer, the vertical spiral conveyor comprises a plurality of stages of conveying ways which are sequentially connected, and the plurality of stages of conveying ways are connected through intermediate supports, and an auxiliary driving device is added on the opposite side of the high-speed shaft of the reduction box of the horizontal spiral conveyor.
Description
Technical Field
The invention mainly relates to the field of coal loading and unloading, in particular to a continuous efficient spiral coal unloader.
Background
The spiral coal unloader is a coal unloading machine which takes a horizontal spiral conveyor without a flexible traction member, a vertical spiral conveyor and a special material taking device as main working mechanisms. The typical structure of the screw coal unloader mainly comprises a metal structure, a conveying system, an auxiliary working mechanism, an operation control system and the like. The metal structure comprises a door frame, a supporting cylinder, a cylinder upper rotating platform, a horizontal supporting arm, a vertical supporting arm and the like. The traditional coal unloader has the defects in the using process, firstly, when the material taking head takes materials, the material has larger abrasion to the material taking head; when the horizontal spiral material is blocked, the material can be only manually scraped away, so that the problem of material blocking is solved very trouble, and time and labor are consumed; the material taking device driving motor is arranged at the top end of the vertical screw conveyor, and the material taking device is driven by the universal coupling and a series of transmission shafts, so that the manufacturing and installation cost is high, and the transmission efficiency is low.
Disclosure of Invention
The invention discloses a continuous high-efficiency spiral coal unloader, which aims to reduce the abrasion of a material taking head, does not need to manually take away materials when horizontal spiral material blockage occurs, realizes mechanical blockage removal, and provides a novel material taking head driving mode, so that the transmission distance is reduced, and the efficiency is higher.
The technical scheme adopted by the invention is as follows:
the utility model provides a high-efficient spiral coal unloader of continuous type, includes reclaimer, vertical screw conveyer, horizontal screw conveyer, material transportation device, the reclaimer is including getting the stub bar, getting stub bar gear reduction box, driving motor, the reclaimer is connected vertical screw conveyer, and horizontal screw conveyer is connected to vertical screw conveyer, horizontal screw conveyer is connected with the transmission of main driving motor, horizontal screw conveyer end is provided with the counter weight, material transportation device passes through blanking union coupling vertical screw conveyer, its characterized in that: get the stub bar and adopt the design of reversal slope pterygoid lamina, driving motor sets up and is being close to and gets stub bar gear reduction case side, perpendicular screw conveyer is including the multistage conveyer way that connects gradually, support the connection through the centre between the multistage conveyer way the subtend side of horizontal screw conveyer's gear reduction case high-speed axle increases an auxiliary drive device.
Furthermore, the material taking head comprises a mounting flange, an exhaust hole, a feeding blade, a feeding hole and a small loosening hammer, the exhaust hole is designed to be anti-blocking, the outlet direction of the exhaust hole is opposite to the rotating direction of the material taking head, and the feeding blade is an involute curved surface.
Furthermore, the auxiliary driving device comprises an auxiliary driving motor with low rotating speed and high torque, a torque limiting coupling, a speed reducer coupling, a universal coupling and a horizontal spiral input flange, wherein the horizontal spiral input flange is connected with the horizontal spiral conveyor, and the auxiliary driving motor is controlled by a mechanical manual clutch.
Further, a vertical arm is arranged above the vertical spiral conveyor.
Furthermore, a horizontal arm is arranged below the horizontal screw conveyer, and a reinforcing pull rod is arranged above the horizontal screw conveyer.
Furthermore, a swing oil cylinder is arranged between the horizontal screw conveyer and the vertical screw conveyer.
Furthermore, a material conveying device is connected to a discharge port of the horizontal screw conveyor.
Furthermore, a hydraulic station is arranged above the auxiliary driving device.
Furthermore, a reinforcing pull rod is arranged on the balance weight.
Further, the material conveying device comprises a blanking pipe and a discharge trolley, and the blanking pipe is connected with a discharge hole of the horizontal spiral conveyor.
Furthermore, a cab cantilever beam is arranged below the horizontal spiral conveyor, and a cab is arranged at the front end of the cab cantilever beam.
Further, the end of cab cantilever beam is provided with the slewing bearing platform, the below of slewing bearing platform is provided with the door machine crossbeam, the end-to-end connection of door machine crossbeam has electric room, the below in door machine crossbeam and electric room is provided with door machine end beam respectively, be provided with running gear under the door machine end beam.
Furthermore, the whole working process of the coal unloader is a fully-closed operation from the material taking to the coal unloading of the unloading trolley.
Has the advantages that:
1. through this material technique is got to reversal slope pterygoid lamina can be better improvement get material efficiency, reduce and get the material resistance, increase and get the material head life-span.
2. The novel vertical spiral middle supporting technology not only greatly increases the rigidity of the whole spiral shaft, but also is more convenient to replace in maintenance compared with the traditional mode, and the maintenance cost is lower.
3. When horizontal spiral putty, start auxiliary drive device, drive horizontal screw conveyer and rotate and discharge the putty to solve the problem of putty, it is more convenient than prior art.
4. The permanent magnet motor replaces a three-phase motor in the prior art, the permanent magnet motor is directly installed on the side close to a gear reduction box of the material taking device to directly drive a driving shaft of a gear box, so that the transmission distance is greatly reduced, the efficiency is higher, and the space occupancy of equipment is small.
Drawings
Fig. 1 is an overall structural view of the present invention.
FIG. 2 is a schematic view of a horizontal screw machine and an auxiliary driving device.
Fig. 3 is a schematic diagram of a mechanical clutch controller of the auxiliary driving device.
Fig. 4 is a schematic view of a take head structure according to the present invention.
FIG. 5 is a horizontal mid-section view of the intermediate support of the present invention.
Fig. 6 is a partial cross-sectional view of the interior of the intermediate support in the direction B-B including the complete peripheral housing of the present invention.
Wherein: 1. the device comprises a vertical screw conveyor 101, a mounting flange 102, an exhaust hole 103, a feeding blade 104, a feeding hole 105, a small loose hammer 2, a vertical arm 3, a horizontal screw conveyor 301, a discharging hole 302, a main driving motor 4, a horizontal arm 5, a rotary bearing platform 6, a gantry crane cross beam 7, a gantry crane end beam 8, a traveling mechanism 9, a discharge trolley 10, an electric house 11, a reinforcing pull rod 12, a counterweight 13, a swing oil cylinder 14, a pitch oil cylinder 15, a cab 16, a material taking head 17, a permanent magnet motor 18, a cab cantilever beam 19, a blanking pipe 20, a hydraulic station 21, a windproof lock column 22, an intermediate support 2201, a connecting shaft 2202, a bearing bush 2203, a connecting bearing bush 2204, a large window cover 2207, a support gland 2208, an intermediate support 2209, a small window cover 2211, a support outer pipe 2211, a bolt 2212 and a nut 2213, A second bolt 2214, a second nut 2215, a second washer 2216, a third bolt 2223, a third washer 2224, a choke adapter 2225, a snap-on choke 2226, a peripheral shell 2227, a detachable bracket 23, a take-off head gear box 24, an auxiliary driving device 2401, an auxiliary driving motor 2402, a torque limiting coupling 2403, a speed reducer 2404, a speed reducer coupling 2405, a universal coupling 2406, a horizontal spiral input flange 2407, a mechanical manual clutch 2408 and a speed reducing motor.
Detailed Description
The invention is further elucidated with reference to the embodiments and the drawings.
As shown in fig. 1 to 4, a continuous high-efficiency screw coal unloader comprises a material taking device, a vertical screw conveyor 1, a horizontal screw conveyor 3 and a material conveying device. The material taking device comprises a material taking head 16, a material taking head gear reduction box 23 and a permanent magnet motor 17, wherein the permanent magnet motor 17 is arranged on the side close to the material taking head gear reduction box 23, and the transmission distance and the transmission loss from the permanent magnet motor 17 to the material taking head 16 are reduced. The material taking head 1 comprises a mounting flange 101, an exhaust hole 102, a feeding blade 103, a feeding hole 104 and a small loosening hammer 105. The exhaust hole 102 adopts an anti-blocking design, the outlet direction of the exhaust hole 102 is opposite to the rotating direction of the taking head 16, and the feeding blade 103 is an involute curved surface. The material taking device is connected with a vertical screw conveyor 1, the vertical screw conveyor 1 comprises multiple stages of conveying ways which are connected in sequence, the multiple stages of conveying ways are connected through an intermediate support 22, and a vertical arm 2 is arranged above the vertical screw conveyor 1. The vertical screw conveyor 1 is connected with the horizontal screw conveyor 3, and a swing oil cylinder 13 is arranged between the horizontal screw conveyor 1 and the vertical screw conveyor 3. Horizontal arm 4 is provided with below horizontal screw conveyer 3, and horizontal screw conveyer 3's end is provided with counter weight 12, all be provided with on horizontal screw conveyer 3 and the counter weight 12 and strengthen pull rod 11. An auxiliary driving device 24 is arranged on the opposite side of the high-speed shaft of the reduction box of the horizontal spiral conveyor 3, and the auxiliary driving device 24 comprises an auxiliary driving motor 2401 with low rotating speed and high torque, a torque limiting coupling 2402, a speed reducer 2403, a speed reducer coupling 2404, a universal coupling 2405 and a horizontal spiral input flange 2406. The horizontal spiral input flange 2406 is connected with the horizontal spiral conveyor 3, and the auxiliary driving motor 2401 is controlled to be connected with the speed reducer 2403 through a mechanical manual clutch 2407. The speed reducer 2403 is connected to the main drive motor 302 through a torque limiting coupling 2402. The speed reducer 2403 is connected with a universal coupling 2405 through a speed reducer coupling 2404, one end of the universal coupling 2405 is connected with the speed reducer coupling 2404, and the other end of the universal coupling 2405 is connected with a horizontal spiral input flange 2406. Above the auxiliary drive is arranged a hydraulic station 20. And a material conveying device is connected to the discharge port 301 of the horizontal screw conveyor 3. The material conveying device comprises a blanking pipe 19 and a discharge trolley 9, wherein the blanking pipe 19 is connected with a discharge hole 301 of the horizontal spiral conveyor 3. A cab cantilever beam 18 is arranged below the horizontal screw conveyor 3, a pitching oil cylinder 14 is arranged between the cab cantilever beam 18 and the horizontal screw conveyor 3, and a cab 15 is arranged at the front end of the cab cantilever beam 18. The end of cab cantilever beam 18 is provided with slewing bearing platform 5, slewing bearing platform 5's below is provided with gantry crane crossbeam 6, gantry crane crossbeam 6's end-to-end connection has electric room 10, gantry crane crossbeam 6 and electric room 10's below are provided with gantry crane end beam 7 respectively, be provided with running gear 8 under gantry crane end beam 7.
As shown in fig. 5 to 6, the structure of the inventive intermediate support 22 is schematically illustrated. The middle support 22 comprises a peripheral shell 2226 and a coupling shaft 2201, a detachable middle support 2208 is arranged between the inner wall of the peripheral shell 2226 and the coupling shaft 2201, the middle part of the middle support 2208 is formed by two semicircular supports, the middle support 2208 is sleeved on the coupling shaft 2201, the middle support 8 is connected with two detachable supports 2227 in opposite directions, the middle support 2208 and the detachable supports 2227 are sleeved through a first bolt 2211 and fixed through a first nut 2212, and a third washer 2223 is arranged on the contact surface of the first nut 2212 and the middle support 2208. The detachable support 2227 is connected with the peripheral shell 2226 through a third bolt 2216, and a third washer 2223 is sleeved on the third bolt 2216. An end direction of the detachable support 2227 is provided with a nozzle adapter 2224 outside the peripheral shell 2226, and a horizontally buckled nozzle 2225 is fixedly connected to the nozzle adapter 2224. A support gland 2207 is arranged on the middle support 2208. A supporting outer tube 2210 is sleeved on a peripheral shell 2226 of the middle support 22, a large window and two symmetrical small windows are arranged on the supporting outer tube 2210, the large window is connected with a large window cover 2204, and the two symmetrical small windows are respectively connected with the same small window cover 2209. The small window cover 2209 is fixed to the support outer tube 2210 through a second bolt 2213 and a second nut 2214, and a second washer 2215 is sleeved on the second bolt 2213. The outer side of the coupling shaft 2201 is provided with a connecting bearing bush 2203, and the connecting bearing bush 2203 is detachably connected with the coupling shaft 2201 through a bearing bush half 2202 structure.
The specific working principle is as follows: the power supply is started, the material taking device extends into the coal while rotating, the coal with loose periphery is brought into the cavity and compacted to a certain degree, the coal is lifted to the upper spiral section of the vertical spiral conveyor 1, the discharge port of the vertical spiral conveyor 1 is connected with the sealed feed port of the horizontal spiral conveyor 3, the coal is conveyed to the discharge port 301 after entering the horizontal spiral conveyor 1, then the coal enters the feeding trolley 9 connected with the belt conveyor through the falling pipe 19 in the belly of the rotary bearing platform 5 by the self weight of the coal, and the coal is conveyed away by the feeding trolley 9. The whole material conveying process adopts a sealing mode, so that no dust escapes from the material, and when the material conveying process works normally, the auxiliary driving device 24 does not work.
When coal is in the putty of horizontal screw conveyer 3, initiative driving motor 302 is because the rotational speed is fast this moment, and the moment of torsion is little, thereby can't drive the rotatory discharge that realizes the putty of horizontal screw conveyer 3, if arrange the material by force and can lead to the spiral leaf to damage. At the moment, the auxiliary driving device 24 is controlled to work through the mechanical manual clutch 2407, the auxiliary driving motor has the characteristics of 2401 of low rotating speed and high torque, and the auxiliary driving motor 2401 drives the horizontal screw conveyor 3 to slowly rotate to discharge the blocked materials, so that manual operation is avoided.
In conclusion, the invention achieves the expected effect.
Claims (7)
1. The utility model provides a high-efficient spiral coal unloader of continuous type, includes reclaimer, vertical screw conveyer, horizontal screw conveyer, material transportation device, the reclaimer is including getting the stub bar, getting stub bar gear reduction box, driving motor, the reclaimer is connected vertical screw conveyer, and horizontal screw conveyer is connected to vertical screw conveyer, horizontal screw conveyer is connected with the transmission of main driving motor, horizontal screw conveyer end is provided with the counter weight, material transportation device passes through blanking union coupling vertical screw conveyer, its characterized in that: get the stub bar and adopt the design of reversal slope pterygoid lamina, driving motor sets up and is being close to and gets stub bar gear reduction case side, perpendicular screw conveyer is including the multistage conveyer way that connects gradually, support the connection through the centre between the multistage conveyer way the subtend side of horizontal screw conveyer's gear reduction case high-speed axle increases an auxiliary drive device.
2. A continuous high efficiency screw coal unloader as set forth in claim 1, wherein: the material taking head comprises a mounting flange, an exhaust hole, a feeding blade, a feeding hole and a material loosening hammer, wherein the exhaust hole is designed to be anti-blocking, and the outlet direction of the exhaust hole is opposite to the rotating direction of the material taking head.
3. A continuous high efficiency screw coal unloader as set forth in claim 2, wherein: the feeding blade is an involute curved surface.
4. A continuous high efficiency screw coal unloader as set forth in claim 1, wherein: the auxiliary driving device comprises an auxiliary driving motor, a torque limiting coupling, a speed reducer coupling, a universal coupling and a horizontal spiral input flange, the horizontal spiral input flange is connected with the horizontal spiral conveyor, and the auxiliary driving motor is controlled through a mechanical manual clutch.
5. A continuous high efficiency screw coal unloader as set forth in claim 4, wherein: the auxiliary driving motor is a low-rotating-speed and high-torque motor.
6. A continuous high efficiency screw coal unloader as set forth in claim 1, wherein: the utility model discloses a support of oil spout, including the intermediate strut, the intermediate strut is including peripheral casing, coupling shaft and install the intermediate strut between peripheral shells inner wall and coupling shaft, be connected with two detachable supports of opposite direction on the intermediate strut, the one end of detachable support is provided with the glib talker adapter in the peripheral casing outside, the flat knot formula glib talker of fixedly connected with on the glib adapter, the support outer tube has been cup jointed on the peripheral casing of intermediate strut, set up the little window of big window and two mutual symmetries on the support outer tube, connect big window cover on the big window, two little windows are connected with little window cover.
7. A continuous high efficiency screw coal unloader as set forth in claim 6, wherein: the middle part of the middle bracket is composed of two semicircular brackets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360406.3A CN111661670A (en) | 2019-04-30 | 2019-04-30 | Continuous efficient spiral coal unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360406.3A CN111661670A (en) | 2019-04-30 | 2019-04-30 | Continuous efficient spiral coal unloader |
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| Publication Number | Publication Date |
|---|---|
| CN111661670A true CN111661670A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910360406.3A Pending CN111661670A (en) | 2019-04-30 | 2019-04-30 | Continuous efficient spiral coal unloader |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906630A (en) * | 2022-05-20 | 2022-08-16 | 华电重工股份有限公司 | Circular stock ground stacker-reclaimer with mixing function |
| CN116534559A (en) * | 2023-05-17 | 2023-08-04 | 中国铝业股份有限公司 | Belt conveyor for bauxite exploitation |
-
2019
- 2019-04-30 CN CN201910360406.3A patent/CN111661670A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906630A (en) * | 2022-05-20 | 2022-08-16 | 华电重工股份有限公司 | Circular stock ground stacker-reclaimer with mixing function |
| CN116534559A (en) * | 2023-05-17 | 2023-08-04 | 中国铝业股份有限公司 | Belt conveyor for bauxite exploitation |
| CN116534559B (en) * | 2023-05-17 | 2024-02-23 | 中国铝业股份有限公司 | Belt conveyor for bauxite exploitation |
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