CN109353740B - Barrier removing device of tailing conveying chute - Google Patents
Barrier removing device of tailing conveying chute Download PDFInfo
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- CN109353740B CN109353740B CN201811470595.1A CN201811470595A CN109353740B CN 109353740 B CN109353740 B CN 109353740B CN 201811470595 A CN201811470595 A CN 201811470595A CN 109353740 B CN109353740 B CN 109353740B
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- chute
- grate
- interception
- frame
- water level
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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
- B65G11/00—Chutes
- B65G11/02—Chutes of straight form
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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
- B65G11/00—Chutes
- B65G11/20—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids
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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
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
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- Chutes (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
A barrier removing device of a tailing conveying chute relates to a sundry interception and cleaning device in the tailing conveying chute. The water level warning device comprises a chute and is characterized in that a fixed pile, a blocking grate, a lifting device, a water level warning device and a standing platform are sequentially arranged above the chute along the water flow direction, the two piles are relatively fixed on two sides of the chute, a cross rod of the blocking grate is movably arranged on the upper part of the pile in a penetrating way, the blocking grate is obliquely arranged in the chute, and the lifting device comprises a frame, a hoisting mechanism, pulleys and a steel wire rope which are respectively connected with the hoisting mechanism; the method has the advantages of novel conception, simplicity, compactness, investment saving and no energy consumption; the interception grate is designed into an inclined section and a horizontal section, a water level alarm device is arranged, the tailing water flow is filtered, sundries in the chute are intercepted, the efficiency is high, and the safe operation of the chute is ensured; the steel wire rope is used for lifting the interception grate and is higher than the chute, so that the manual cleaning is facilitated, the difficult problem of obstacle removal of the chute is solved, sundries are prevented from entering the thickener, the follow-up treatment of tailings is facilitated, and the mine production is facilitated.
Description
Technical Field
The invention belongs to a mine tailing conveying ditch, and particularly relates to a sundry interception and cleaning device in a tailing conveying chute.
Background
The chute is an open ditch for conveying ores and ore pulp by using the arrangement of the height drop of the terrain, and is commonly used in strip mines. In particular, the cast stone abrasion-proof chute used for conveying tailings in a mineral dressing plant is tens of meters, even hundreds of meters, and most of the chute is in open or semi-open type conveying. Because the tailing slurry flows greatly, the flow speed is high, the impact force is high, and the tailings slurry is continuous, sundries such as plastics, bottles, foams, branches, bricks, cast stones and household garbage which fall into the chute flow downwards along with the tailing slurry, enter a concentration tailing conveying system, are extremely harmful, have coarse particle diameter sundries which easily block pipelines, and low-density plastics, bottles and foams easily float on the upper layer of a thickener, enter a circulating water system, block downstream water and water storage equipment and seriously affect production.
Currently, fixed inclined grate is installed on the chute to intercept and clean sundries in the chute. The inclined grate consists of a frame and grate bars, wherein the frame is welded by coarse round steel, the grate bars of fine round steel are welded on the frame by a preset number of fine round steel to form a strip-shaped screen; the grate is obliquely inserted into the chute, the upper end and the lower end of the grate are respectively fixed at the upper part and the bottom of the chute, sundries in the chute are intercepted, and the sundries are fished out by a scraper.
The method has the defects that 1, the sundries are difficult to clean, the efficiency is low, and the sundries on the grate are difficult to clean due to large flow rate, high flow speed and large impact force of ore pulp, particularly the middle lower part of the grate is more difficult to salvage, and the process is not clean, and is labor-consuming and time-consuming; 2. the fault is easy to occur, sundries on the grate are not cleaned in time or cleanly, the chute is easy to be blocked, tailing slurry overflows, and the environment is polluted; the grate is impacted by tailings or sundries to generate deformation or damage, and the sundries pass through the grate bars to cause the downstream pipeline to be blocked or enter a circulating system; 3. the grate is difficult to repair and replace, and is required to be overhauled or replaced, and the production is stopped and seriously influenced due to the fact that the flow is cut off for a long time.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the obstacle clearing device for the tailing conveying chute, which has the advantages of simple and reasonable structure, flexible and convenient operation, no power consumption, good interception effect, thorough cleaning of impurities, convenient maintenance and replacement and favorability for smooth production.
The obstacle clearing device for the tailing conveying chute comprises a chute, wherein the chute is built by wear-resistant cast stone, and the cross section of the chute is in an inverted trapezoid shape with a large upper part and a small lower part; the lifting device comprises a frame, a hoisting mechanism, a pulley and a steel wire rope, wherein the flexible steel wire rope is arranged on the frame, one end of the steel wire rope is connected with the hanger, and the other end of the steel wire rope is connected with the hoisting mechanism through the pulley; the fixed piles are kept at a set distance from the lifting device so as to ensure that the intercepting grating is lifted or put down without collision with the lifting device: the water level gauge arranged on the water level alarm device is arranged on the side of the chute wall of the chute so as to measure the water level in the chute; a standing platform with guardrails is arranged beside the lifting device. Obstacle clearance is performed at regular time or during alarming. When the obstacle is cleared, a person stands on the standing platform, rotates the rocking handle, the interception grate rotates flexibly, lifts the interception grate, the lower end leaves the water surface, conveniently clears sundries on the interception grate, and places the interception grate into a sundry pit for transport, and then places the interception grate in a chute.
Further improved, the fixed piles are provided with round through holes at the upper parts, the lower ends of the round through holes are fixed on the two sides of the chute, the two round through holes are opposite, and the central connecting line is perpendicular to the water flow direction of the chute and parallel to the horizontal plane, so that the accurate positioning of the interception grate is ensured.
The intercepting grate is further improved to comprise a cross rod, a frame, grate bars and a hanging frame, wherein the frame is formed by connecting an inclined frame and a horizontal frame, at least 6 grate bars are arranged on the inclined frame, and at least 3 grate bars are connected with the cross rod; the horizontal frame is at least provided with 4 grate bars, and the two sides of the horizontal frame are provided with hanging racks which are vertically upwards and are in isosceles triangle shape and are higher than the water surface; the cross rod is straight and rod-shaped, the diameters of the two ends of the cross rod are matched with the aperture of the circular through hole on the fixed pile, the cross rod movably penetrates through the circular through hole of the fixed pile, the interception grate rotates around the cross rod, and the interception grate is lifted or put down.
Further improved, the frame is welded and connected by flat steel, the grate bars are uniformly welded on the frame by straight bar round steel with a set number, the grate bars are parallel to each other, the interval between the inclined grate bars is 10-30mm, and the interval between the horizontal grate bars is 5-20mm.
Further improved, the inclined frame is in an inverted trapezoid shape, is matched with the side wall of the chute, the horizontal frame is rectangular, is matched with the shape and the size of the chute bottom, and the lower end of the inclined frame is connected with the same edge of the horizontal frame, has an inclined angle of 30-50 degrees and is suitable for being arranged in the chute with different gradients.
Further improved, the lifting device comprises a frame, a hoisting mechanism, pulleys and a steel wire rope; the frame comprises a rectangular base, an upright post and a pulley support, wherein the base is fixed on a two-side foundation by crossing a chute, the upright post is vertically fixed in the middle of the base, one side of the middle section of the upright post is vertically provided with a supporting seat, a hoisting mechanism is fixed on the supporting seat, the top end of the upright post is provided with the pulley support, the pulley support is at least provided with 2 pulleys, and the center line of the rim of each pulley and the vertex of the hanging frame are in the same vertical plane; the wire rope is arranged on the two pulleys, one end of the wire rope is fixed and wound on a winding wheel of the winding mechanism, the other end of the wire rope is connected with the hanging frame, the winding wheel is rocked to draw the wire rope, and the interception grate is lifted or put down.
Further improved, the pulley support arranged at the top end of the upright post is a Y-shaped support or a cross arm support, and 2 pulleys are respectively fixed on two corners of the Y-shaped support or two ends of the cross arm.
The hoisting mechanism comprises a winding wheel, a gear, a rocking handle and a top bolt, wherein a transverse shaft penetrates through the winding wheel, the gear and the rocking handle and is respectively fixed on two sides of the supporting seat, the gear is coaxially connected with the winding wheel to limit the rotation of the winding wheel, the top bolt with a handle is fixed on the supporting seat, the gear is jacked, the gear is prevented from reversing, and the gear of the handle is lifted to reversely rotate; the wire winding wheel is a concave wheel with a low middle part, the wire rope end is fixed on the wire winding wheel, the rocking handle rotates clockwise to roll up the wire rope, the interception grate lifts up to expose the water surface, the rocking handle rotates anticlockwise to release the wire rope, and the interception grate is immersed in the chute.
Further improved, the rocking handle is Z-shaped and fixed on the transverse shaft, and the rocking handle is rocked to drive the winding wheel and the gear to rotate.
Further improved, the water level alarm device comprises a water level gauge and an audible and visual alarm device, wherein the two water level gauge and the audible and visual alarm device are electrically connected, the water level gauge is provided with a high water level mark and a low water level mark, the water level is measured, and the water level gauge is arranged at the side of the chute wall of the chute. When the water level of the interception grate blocked by sundries exceeds a high water level mark, an alarm is given, and when the water level of the interception grate is reduced by deformation or breakage of the grate bar of the interception grate, the alarm is given when the water level is lower than a low water level mark, so that the chute can run safely.
When the device is used, the fixed pile, the lifting device, the interception grate and the standing platform are sequentially arranged on the two sides of the chute, the water gauge is arranged on the side of the chute wall of the chute, and the steel wire rope on the lifting device is connected with the hooks on the interception grate. Obstacle clearance is performed at regular time or during alarming. When an obstacle is cleared, an operator stands on the standing platform, shakes the rocking handle, lifts the interception grate by the steel wire rope, leaves the level, buckles the top bolt, and clears sundries on the interception grate by using a rake, a clamp or directly by hands; after the elimination is completed, the handle on the top bolt is lifted, the wire winding wheel reversely releases the wire rope, and the lower end of the interception grate is sunk into the bottom of the chute.
Compared with the holding technology, the method has the advantages of novel conception, simplicity, compactness, investment saving and no consumption of energy sources; the interception grate is designed into an inclined section and a horizontal section, a water level alarm device is arranged, tailing water flow is filtered, foam, bottles and branches floating on the liquid level are intercepted, cast stones, stones and bricks rolling under water are intercepted, the interception grate is clean and thorough, the efficiency of intercepting sundries is high, and the safe operation of a chute is ensured; the steel wire rope is used for lifting the interception grate and is higher than the chute, semi-automation is realized, manual cleaning is facilitated, the difficult problem of barrier removal of the chute is solved, sundries are prevented from entering the thickener, the follow-up treatment of tailings is facilitated, and mine production is facilitated.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an obstacle clearing device for a tailings conveying chute.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a top view of fig. 1.
FIG. 4 is a schematic view of the interception grate of FIG. 1.
FIG. 5 is a schematic diagram of the hoisting mechanism of FIG. 1.
FIG. 6 is a schematic view of the lifting device of FIG. 1.
FIG. 7 is a schematic view of the cross arm support structure of FIG. 1.
In the figure, 1 chute 2 fixed pile 3 intercepting grate 3.1 cross bar 3.2 inclined frame 3.3 horizontal frame 3.4 grate bar 3.5 rack 4.1 frame 4.2 column 4.3 supporting seat 4.4Y-shaped supporting seat 4.5 cross arm supporting seat 5, winding mechanism 5.1 winding wheel 5.2 gear 5.3 top bolt 5.4 rocking handle 5.5 pulley 5.6 steel wire rope 6 water level alarm device 6.1 water level gauge 7 standing platform 7.1 platform fence
Detailed Description
As can be seen from fig. 1, 2, 3, 4, 5 and 6, the obstacle removing device for a tailing conveying chute comprises a chute 1, which is built by wear-resistant cast stones, and the cross section of the chute is in an inverted trapezoid shape with a large upper part and a small lower part, and is characterized in that a fixed pile 2, an interception grate 3, a lifting device, a water level alarm device 6 and a standing platform 7 are sequentially arranged above the chute along the water flow direction, and the two fixed piles are relatively fixed on two sides of the chute; the cross rod of the interception grate is movably arranged on the upper part of the fixed pile column in a penetrating way, the interception grate is obliquely arranged in the chute and is attached to the inner walls of the ledge and the bottom of the chute, and the lower end of the interception grate is provided with a hanging frame; the lifting device comprises a frame 4, a hoisting mechanism 5, a pulley 5.5 and a flexible steel wire rope 5.6 which are arranged on the frame 4, wherein one end of the steel wire rope is connected with the hanging frame, and the other end of the steel wire rope is connected with the hoisting mechanism through the pulley; the fixed piles are kept at a set distance from the lifting device so as to ensure that the intercepting grating is lifted or put down without collision with the lifting device: the water level gauge arranged on the water level alarm device 6 is arranged on the side of the chute wall of the chute to measure the water level in the chute; a standing platform 7 with guardrails is arranged beside the lifting device. Obstacle clearance is performed at regular time or during alarming. When the obstacle is cleared, a person stands on the standing platform, rotates the rocking handle, the interception grate rotates flexibly, lifts the interception grate, the lower end leaves the water surface, conveniently clears sundries on the interception grate, and places the interception grate into a sundry pit for transport, and then places the interception grate in a chute.
As can be seen from fig. 1, 2 and 3, circular through holes (not labeled in the drawings) are formed in the upper parts of the two fixing piles 2, the lower ends of the two fixing piles are fixed on two sides of the chute, the two circular through holes are opposite, and a central connecting line is perpendicular to the water flow direction of the chute and parallel to the horizontal plane so as to ensure that the interception grate is accurately positioned.
As can be seen from fig. 1, 2, 3 and 4, the interception grate comprises a cross bar 3.1, a frame, grate bars 3.4 and a hanger 3.5, wherein the frame is formed by connecting an inclined frame 3.2 and a horizontal frame 3.3, and at least 6 grate bars are arranged on the inclined frame, wherein at least 3 grate bars are connected with the cross bar; the horizontal frame is at least provided with 4 grate bars, and the two sides of the horizontal frame are provided with hanging racks which are vertically upwards and are in isosceles triangle shape and are higher than the water surface; the cross rod is straight and rod-shaped, the diameters of the two ends of the cross rod are matched with the aperture of the circular through hole on the fixed pile, the cross rod movably penetrates through the circular through hole of the fixed pile, the interception grate rotates around the cross rod, and the interception grate is lifted or put down.
It can be seen from fig. 1, 2, 3 and 4 that the frames are welded and connected by flat steel, the grate bars 3.4 are uniformly welded on the frames by straight round steel with a set number, the straight round steel bars are parallel to each other, the interval between the inclined grate bars is 15mm, and the interval between the horizontal grate bars is 10mm.
As can be seen from fig. 1, 2, 3 and 4, the inclined frame 3.2 is in an inverted trapezoid shape, is matched with the side wall of the chute, the horizontal frame 3.3 is in a rectangle shape, is matched with the shape and the size of the chute bottom, and the lower end of the inclined frame is connected with the horizontal frame in a common edge, has an inclined angle of 40 degrees and is arranged in the chute adapting to the gradient.
As can be seen from fig. 1, 2, 3, 4, 5, 6, 7, the lifting device comprises a frame 4, a hoisting mechanism 5, a pulley 5.5 and a wire rope 5.6; the frame comprises a rectangular base 4.1, a stand column 4.2 and a pulley support, wherein the base is fixed on a two-side setting foundation (not labeled in the figure) across the chute, the fixed stand column is vertically fixed in the middle of the base, one side of the middle section of the stand column is vertically provided with a supporting seat 4.3, the hoisting mechanism is fixed on the supporting seat, the top end of the stand column is provided with the pulley support, at least 2 pulleys are arranged on the pulley support, and the center lines of rims of the two pulleys and the top point of the hanger are in the same vertical plane; the steel wire rope is arranged on the two pulleys, one end of the steel wire rope is fixed and wound on a winding wheel of the winding mechanism, the other end of the steel wire rope is connected with the hanging frame, the winding wheel is rocked to draw the steel wire rope, and the interception grate is lifted or put down.
As can be seen from fig. 1, 6 and 7, the pulley support provided at the top end of the upright post is a Y-shaped support 4.4 or a cross arm 4.5,2, and the pulleys are respectively fixed at two corners of the Y-shaped support or at two ends of the cross arm.
As can be seen from fig. 5, the winding engine comprises a winding wheel 5.1, a gear 5.2, a top bolt 5.3 and a rocking handle 5.4, wherein a transverse shaft (not labeled in the figure) passes through the winding wheel, the gear and the rocking handle and is respectively fixed at two sides of the supporting seat 4.3, the gear is coaxially connected with the winding wheel to limit the rotation of the winding wheel, the top bolt with a handle is fixed on the supporting seat, the top post gear is used for preventing the gear from reversing, and the gear of the lifting handle is reversely rotated; the wire winding wheel is a concave wheel with a low middle part, the wire rope end is fixed on the wire winding wheel, the rocking handle rotates clockwise to roll up the wire rope, the interception grate lifts up to expose the water surface, the rocking handle rotates anticlockwise to release the wire rope, and the interception grate is immersed in the chute.
As can be seen from fig. 5, the rocking handle 5.4 is Z-shaped and fixed on the transverse shaft, and the rocking handle drives the winding wheel and the gear rotates.
As can be seen from fig. 1, the water level alarm device 6 comprises a water level gauge 6.1 and an audible and visual alarm device, which are electrically connected; the water level gauge is provided with a high water level mark and a low water level mark, measures the water level, and is arranged at the side of the chute wall. When the water level of the interception grate blocked by sundries exceeds a high water level mark, an alarm is given, and when the water level of the interception grate is reduced by deformation or breakage of the grate bar of the interception grate, the alarm is given when the water level is lower than a low water level mark, so that the chute can run safely.
Claims (6)
1. The obstacle clearing device for the tailing conveying chute comprises a chute (1) which is built by wear-resistant cast stone, and the cross section of the chute is in an inverted trapezoid shape with a large upper part and a small lower part, and is characterized in that a fixed pile (2), an interception grate (3), a lifting device, a water level alarm device (6) and a standing platform (7) are sequentially arranged above the chute along the water flow direction, and the two fixed piles (2) are relatively fixed on two sides of the chute; the cross rod of the interception grate is movably arranged on the upper part of the fixed pile column in a penetrating way, the interception grate is obliquely arranged in the chute and is attached to the inner walls of the ledge and the bottom of the chute, and the lower end of the interception grate is provided with a hanging frame; the lifting device comprises a frame (4), a hoisting mechanism (5), a pulley and a steel wire rope, wherein the flexible steel wire rope is arranged on the frame, one end of the steel wire rope is connected with the hanging frame, and the other end of the steel wire rope is connected with the hoisting mechanism through the pulley; the fixed piles are kept at a set distance from the lifting device so as to ensure that the intercepting grating is lifted or put down without collision with the lifting device: the water level alarm device is arranged on the side of the wall of the chute, on which the water level gauge is arranged, so as to measure the water level in the chute; the standing platform with the guardrails is arranged beside the lifting device; the interception grate comprises a cross rod (3.1), a frame, grate bars (3.4) and a hanging rack (3.5), wherein the frame is formed by connecting an inclined frame (3.2) and a horizontal frame (3.3), and at least 6 grate bars are arranged on the inclined frame, wherein at least 3 grate bars are connected with the cross rod; at least 4 grate bars are arranged on the horizontal frame, hanging frames (3.5) are arranged on two sides of the horizontal frame and vertically upwards, and the horizontal frame is in an isosceles triangle shape and is higher than the water surface; the diameter of the two ends of the cross rod is matched with the aperture of the circular through hole on the fixed pile, the cross rod is movably arranged in the circular through hole of the fixed pile in a penetrating way, the interception grate rotates around the cross rod, and the interception grate is lifted or put down; the frames are welded and connected by flat steel, the grate bars (3.4) are uniformly welded on the frames by a set number of straight round steel bars, the straight round steel bars are parallel to each other, the interval between the inclined grate bars is 10-30mm, and the interval between the horizontal grate bars is 5-20mm; the inclined frame (3.2) is in an inverted trapezoid shape, is matched with the side wall of the chute, the horizontal frame (3.3) is in a rectangle shape, is matched with the shape and the size of the chute bottom, and the lower end of the inclined frame is connected with the same edge of the horizontal frame, has an inclined angle of 30-50 degrees and is suitable for being arranged in the chute with different gradients.
2. The barrier removing device for the tailing conveying chute according to claim 1, wherein the fixing piles (2) are provided with round through holes at the upper parts, the lower ends of the two fixing piles are fixed on two sides of the chute, the two round through holes are opposite, and a central connecting line is perpendicular to the water flow direction of the chute and parallel to the horizontal plane so as to ensure that the interception grate is accurately positioned.
3. The obstacle clearing device for a tailings chute according to claim 1, wherein the lifting device comprises a frame (4), a hoisting mechanism (5), a pulley (5.5) and a wire rope (5.6); the frame (4) comprises a rectangular base (4.1), a stand column (4.2) and a pulley support, wherein the base is fixed on a two-side setting foundation in a crossing manner, the stand column is vertically fixed in the middle of the base, one side of the middle section of the stand column is vertically provided with a supporting seat (4.3), the hoisting mechanism is fixed on the supporting seat, the top end of the stand column is provided with the pulley support, at least 2 pulleys are arranged on the pulley support, and the center lines of rims of the two pulleys and the top point of the hanging frame are in the same vertical plane; the steel wire rope is arranged on the two pulleys, one end of the steel wire rope is fixed and wound on a winding wheel (5.1) of the winding mechanism, and the other end of the steel wire rope is connected with the hanging frame.
4. A device for clearing away a barrier for a tailings transporting chute according to claim 3, wherein the pulley support provided at the top end of the upright is a Y-shaped support (4.4) or a cross arm support (4.5), and 2 pulleys are respectively fixed at two corners of the Y-shaped support or at two ends of the cross arm.
5. A device for clearing up a tailings chute according to claim 3, wherein the hoisting mechanism comprises a reel (5.1), a gear (5.2), a crank (5.4) and a bolt (5.3), the transverse shaft is respectively fixed at both sides of the support seat (4.3) through the reel, the gear and the crank, the gear is coaxially connected with the reel to limit the rotation of the reel, the bolt with a handle is fixed on the support seat, and the jack post gear is used for preventing the gear from reversing; the wire winding wheel is a concave wheel with a low middle part, one end of a wire rope (5.6) is fixed on the wire winding wheel, the rocking handle rotates clockwise to roll up the wire rope, the interception grate is lifted up to expose the water surface, the rocking handle rotates anticlockwise to release the wire rope, and the interception grate is immersed in the chute.
6. The obstacle clearing device for the tailing conveying chute according to claim 1, wherein the water level alarm device (6) comprises a water level gauge (6.1) and an audible and visual alarm device which are electrically connected; the water level gauge is provided with a high water level mark and a low water level mark, measures the water level, and is arranged at the side of the chute wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811470595.1A CN109353740B (en) | 2018-12-04 | 2018-12-04 | Barrier removing device of tailing conveying chute |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811470595.1A CN109353740B (en) | 2018-12-04 | 2018-12-04 | Barrier removing device of tailing conveying chute |
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| CN109353740A CN109353740A (en) | 2019-02-19 |
| CN109353740B true CN109353740B (en) | 2023-10-20 |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030336A (en) * | 1973-04-18 | 1975-03-26 | ||
| US4713179A (en) * | 1986-03-14 | 1987-12-15 | Goedderz Sr Stanley J | Removable culvert grate |
| CN2242912Y (en) * | 1995-03-25 | 1996-12-18 | 刘雁麟 | Chain-rake type cleaning machine |
| TW201128022A (en) * | 2010-02-10 | 2011-08-16 | Univ Nat Kaohsiung Applied Sci | Connector structure of open ditch and culvert |
| CN202380467U (en) * | 2011-12-26 | 2012-08-15 | 中铁七局集团有限公司 | Filtering chute for pouring concrete |
| CN204000770U (en) * | 2014-06-28 | 2014-12-10 | 赣州天目领航科技有限公司 | The unpowered automatic slag discharge device of a kind of power station water channel |
| CN204491525U (en) * | 2015-03-26 | 2015-07-22 | 梅县龙上水电有限公司 | Interlock decontamination type trashrack structure |
| CN205100190U (en) * | 2015-10-21 | 2016-03-23 | 林美莲 | Dirty cleaning device is blocked in power station |
| CN206245294U (en) * | 2016-12-09 | 2017-06-13 | 惠安古灵文化创意有限公司 | A kind of small hydropower station easy to clean trash rack |
| CN107837956A (en) * | 2016-09-18 | 2018-03-27 | 新昌县新诚工业产品设计有限公司 | Disc-type tailing recycling machine chute flows automatic control component |
| CN107905338A (en) * | 2017-11-22 | 2018-04-13 | 葳西雨水工程技术（上海）有限公司 | A kind of gutter |
| CN108394673A (en) * | 2018-03-27 | 2018-08-14 | 中冶北方（大连）工程技术有限公司 | Material cuts block apparatus |
| CN208088843U (en) * | 2018-04-13 | 2018-11-13 | 中国十九冶集团有限公司 | Band resistance grid concrete chute Duan Yufang isolations delay drop formula chute |
-
2018
- 2018-12-04 CN CN201811470595.1A patent/CN109353740B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030336A (en) * | 1973-04-18 | 1975-03-26 | ||
| US4713179A (en) * | 1986-03-14 | 1987-12-15 | Goedderz Sr Stanley J | Removable culvert grate |
| CN2242912Y (en) * | 1995-03-25 | 1996-12-18 | 刘雁麟 | Chain-rake type cleaning machine |
| TW201128022A (en) * | 2010-02-10 | 2011-08-16 | Univ Nat Kaohsiung Applied Sci | Connector structure of open ditch and culvert |
| CN202380467U (en) * | 2011-12-26 | 2012-08-15 | 中铁七局集团有限公司 | Filtering chute for pouring concrete |
| CN204000770U (en) * | 2014-06-28 | 2014-12-10 | 赣州天目领航科技有限公司 | The unpowered automatic slag discharge device of a kind of power station water channel |
| CN204491525U (en) * | 2015-03-26 | 2015-07-22 | 梅县龙上水电有限公司 | Interlock decontamination type trashrack structure |
| CN205100190U (en) * | 2015-10-21 | 2016-03-23 | 林美莲 | Dirty cleaning device is blocked in power station |
| CN107837956A (en) * | 2016-09-18 | 2018-03-27 | 新昌县新诚工业产品设计有限公司 | Disc-type tailing recycling machine chute flows automatic control component |
| CN206245294U (en) * | 2016-12-09 | 2017-06-13 | 惠安古灵文化创意有限公司 | A kind of small hydropower station easy to clean trash rack |
| CN107905338A (en) * | 2017-11-22 | 2018-04-13 | 葳西雨水工程技术（上海）有限公司 | A kind of gutter |
| CN108394673A (en) * | 2018-03-27 | 2018-08-14 | 中冶北方（大连）工程技术有限公司 | Material cuts block apparatus |
| CN208088843U (en) * | 2018-04-13 | 2018-11-13 | 中国十九冶集团有限公司 | Band resistance grid concrete chute Duan Yufang isolations delay drop formula chute |
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| CN109353740A (en) | 2019-02-19 |
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