CN103551246A - Sediment discharging net chain of sorting machine - Google Patents
Sediment discharging net chain of sorting machine Download PDFInfo
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- CN103551246A CN103551246A CN201310495228.8A CN201310495228A CN103551246A CN 103551246 A CN103551246 A CN 103551246A CN 201310495228 A CN201310495228 A CN 201310495228A CN 103551246 A CN103551246 A CN 103551246A
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- net
- scraper plate
- scrapers
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Abstract
A sediment discharging net chain of a sorting machine comprises scrapers arranged above an air distribution plate and a round ring chain, wherein open type connection rings for connecting the scarpers are arranged on the round ring chain at intervals, and a discharging net walking along with the scrapers is arranged between the scrapers. The discharging net is formed by a short plate net, a long plate net and a short plate net which are hinged together respectively, and the two short plate nets are hinged to the scrapers respectively and supported by the scrapers. The total length of the three plate nets is larger than the space between the scrapers. The long plate net goes down and the two ends of the short plate net go up to form a telescopic groove. Universal connectors are arranged between the open type connection rings and the scrapers, sides of the universal connectors are connected with the scrapers through pins, and other sides of the universal connectors are connected with the open type connection rings through bolts. The sediment discharging net chain can prevent sinking of materials with large particle sizes, facilitates to solve problems of chain breakage and easy blockage of a fluidization structure caused by material stuffing between the scrapers and the fluidization structure, and is simple in structure, good in sorting effect, easy to dismantle and maintain and reliable in performance.
Description
Technical field
The present invention relates to a kind of separator hypostasis discharge network chain, be particularly useful for the dispatch of the separator hypostasis in dense media fluid bed Concentrating Field.
Background technology
Heavy media coal separation is widely adopted at present because of features such as its sharpness of separation is high, sorting particle size range is wide, density is adjustable, strong adaptabilities.Heavy-media separator adopts be magnetite powder and coal dust as medium solid, under the effect of water or air, be fluidized, become the medium of coal separation, in assorting room, material carries out in the gravity separation mode by density stratification.Light, heavy product (hypostasis) after layering is discharged and is obtained effective sorting with discharge mechanism respectively.Hypostasis scrapes by scraper plate, and the open connecting ring of scraper plate and round-link chain is bolted, and the scraper plate after connection and connecting ring become a rigid body.When normal operation, the main bearing tension of round-link chain, so the parameter providing in the GB of round-link chain only has rupture pull force and test load value.And in real work, once there be material to be stuck in the middle of scraper plate and fluidisation structure, now scraper plate will pass through, there will be following three kinds of situations: a kind of is to be clipped in central material to be broken; Another kind is the distortion that fluidisation structure generation is large; Finally a kind of is exactly that scraper chain is by localized raised.Because when accompanying material between scraper plate and fluidisation structure, have more materials and enter, so the probability being broken is little, and the large distortion of fluidisation structure generation has not only affected fluid effect, has probably destroyed fluidisation structure simultaneously, makes equipment lose sorting.When scraper chain is during by localized raised, not only the rigidity of scraper plate is tested, and connecting ring is stressed is not simultaneously point-blank, more easily produces the torsion to round-link chain, causes the breaking property of connecting ring to destroy.In addition, the length of two chains, under tolerance stack, can form the problem of different length, if now scraper plate and connector are that rigid body can produce the deflection with the direction of motion, this situation also can cause the fracture of connecting ring.Because the interstructural gap of scraper plate and fluidisation is less than the maximum particle size of sinking material, scraper plate driving force directly acts on fluidisation structure by material, accelerate the blocking action of heavy product to fluidisation structure, thereby caused the fluid effect variation of fluidisation structure, and then caused separating effect variation.
Summary of the invention
The object of the invention is to overcome the deficiency existing in prior art, the separator hypostasis discharge mechanism of a kind of simple in structure, good separation effect, quick detachable, easy care, dependable performance is provided.
For achieving the above object, separator hypostasis discharge network chain of the present invention, comprise the scraper plate that is located at air distribution plate top, round-link chain, on round-link chain, be interval with the open connecting ring that connects scraper plate, between described scraper plate and scraper plate, be respectively equipped with the discharge net with walking with one, discharge net is respectively by short slab net, long slab net, three sections of expanded metals of short slab net form, three sections of expanded metals of two short length are hinged respectively, two short slab nets are hinged on respectively on scraper plate, take scraper plate as support, the total length of three sections of expanded metals is greater than the spacing of scraper plate, long slab is off the net heavy, short slab net two upwarps, for thering is the flute profile of retractility, between described open connecting ring and scraper plate, be provided with joint coupling, joint coupling one side is sold with scraper plate and is connected, and opposite side is connected with open connecting ring through bolt.
The both sides of described discharge net are provided with edge or the baffle plate upwarping; Described joint coupling consists of two pins that mutually vertically connect as one; The length ratio of described short slab net and long slab net is 1/3 or 1/4.
Beneficial effect: the present invention adopts joint coupling to be connected with open connecting ring, and joint coupling is connected with scraper plate by pin.Joint coupling, to take bolt vertically rotating as axle with open connecting ring junction, can horizontally rotate around pin with scraper plate junction.Be no matter under scraper plate, to block material or chain degree is inconsistent, because structure has steering-effecting, can solve to a certain extent stressed not problem point-blank, make chain rupture fault be difficult to produce.The total length of three sections of expanded metals is greater than flight pitch, and three sections of expanded metals are being a flute profile, and have retractility.At straight orbital segment, long slab net is below scraper plate top edge, and when moving to the sprocket wheel place that presses chain, the spacing of scraper plate upper edge is less than straight section, and long slab is off the net heavy; And crossing end to end sprocket wheel place, and the spacing of scraper plate upper edge is greater than straightway, and now long slab moves on the net.At long and short expanded metals, there is edge or the baffle plate upwarping near chain limit, in case leak-stopping material.Heavy product in assorting room sinks on expanded metals and is driven and carried discharge by scraper plate, thereby coarsegrain hypostasis is not directly contacted with fluidisation structure, though small grain size material contacts with fluidisation structure, but because the spacing of scraper plate and fluidisation structure is much larger than the maximum particle diameter sinking to the bottom, scraper plate is significantly reduced the downward extruding force of material, can effectively solve the problem of clogged up with material fluidisation structure.The present invention is with respect to monoblock type guipure, there is quick detachable, easy care, not as advantages such as force transferring parts, can avoid the generation of chain rupture fault, and efficiently solve the problem of clogged up with material fluidisation structure, it is simple in structure, good separation effect, quick detachable, easy care, dependable performance, has practicality widely.
Accompanying drawing explanation
Fig. 1 is main TV structure figure of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2;
Fig. 4 is the structural representation of joint coupling of the present invention.
In figure: 1-open connecting ring, 2-round-link chain, 3-bolt, 4-joint coupling, 5-pin, 6-scraper plate, 7-short slab net,
8-long slab net, 9-pivot pin.
The specific embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
Separator hypostasis discharge network chain of the present invention, mainly by open connecting ring 1, round-link chain 2, bolt 3, joint coupling 4, sell 5, scraper plate 6, short slab net 7, long slab net 8, pivot pin 9 form, described scraper plate 6, round-link chain 2 are located at the top of air distribution plate, round-link chain 2 is located at respectively the both sides of scraper plate 6, on round-link chain 2, be interval with the open connecting ring 1 that connects scraper plate 6, between described scraper plate 6 and scraper plate 6, be respectively equipped with the discharge net with walking with one, described discharge net has edge or the baffle plate upwarping on the both sides near round-link chain 2; Discharge net consists of short slab net 7, long slab net 8,7 three sections of expanded metals of short slab net respectively, and three sections of expanded metals of two short length are hinged respectively, and the length ratio of the length of short slab net 7 and long slab net 8 is 1/3 or 1/4.Two short slab nets are hinged on respectively on scraper plate 6, take scraper plate 6 as supporting, and the total length of three sections of expanded metals is greater than the spacing of scraper plate 6, and long slab net 8 sinks, and short slab net 7 two upwarp, for having the flute profile of retractility; Between described open connecting ring 1 and scraper plate 6, be provided with joint coupling 4, joint coupling 4 one sides are sold 5 and are connected with scraper plate 6, and opposite side is connected with open connecting ring 1 through bolt 3; Described joint coupling 4 consists of two pins that mutually vertically connect as one.
Operation principle: discharge expanded metals of the present invention is three section of four axle connected mode, two sections of three sections of expanded metals are that 7, one sections, short slab net is long slab net 8, and both sides are short slab net 7, and centre is long slab net 8, and short slab net 7 is connected with scraper plate 6 use pins 5, and long and short expanded metals all connects with pivot pin 9.Joint coupling 4 is connected with open connecting ring 1 by bolt 3, and joint coupling 4 is connected with scraper plate by pin 5.Joint coupling 4, to take bolt 3 vertically rotating as axle with open connecting ring 1 junction, can horizontally rotate around pin 5 with scraper plate 6 junctions.When scraper plate 6 times card has the chain degree of material or two row chain inconsistent, because structure now has steering-effecting, can solve to a certain extent stressed not problem point-blank, make chain rupture fault be difficult to produce.The total length of three sections of expanded metals is greater than flight pitch, and three sections of expanded metals are being a flute profile, and have retractility.At straight orbital segment, long slab net is below scraper plate top edge, and when moving to the sprocket wheel place that presses chain, the spacing of scraper plate upper edge is less than straight section, and long slab is off the net heavy; And crossing end to end sprocket wheel place, and the spacing of scraper plate upper edge is greater than straightway, and now long slab moves on the net.At long and short expanded metals, there are the edge that upwarps or baffle plate near chain limit in case leak-stopping material.
In the present invention, the heavy product of sorting sinks on expanded metals and is carried and discharged by scraper plate, expanded metals.Thereby coarsegrain hypostasis is not directly contacted with fluidisation structure, though small grain size material contacts with fluidisation structure, but because the spacing of scraper plate and fluidisation structure is much larger than the maximum particle diameter sinking to the bottom, scraper plate is significantly reduced to the downward extruding force of material, can effectively solve the problem of clogged up with material fluidisation structure.
The present invention has quick detachable, easy care with respect to monoblock type guipure, not as advantages such as force transferring parts.Mesh grid, welded mesh etc. also have the function of above-mentioned expanded metals in this network chain, are equally applicable to this network chain.
Claims (4)
1. a separator hypostasis discharge network chain, comprise the scraper plate (6) that is located at air distribution plate top, round-link chain (2), on round-link chain (2), be interval with the open connecting ring (1) that connects scraper plate (6), it is characterized in that: between described scraper plate (6) and scraper plate (6), be respectively equipped with the discharge net with walking with one, discharge net is respectively by short slab net (7), long slab net (8), (7) three sections of expanded metals of short slab net form, three sections of expanded metals of two short length are hinged respectively, two short slab nets are hinged on respectively on scraper plate (6), take scraper plate (6) as supporting, the total length of three sections of expanded metals is greater than the spacing of scraper plate (6), long slab net (8) sinks, short slab net (7) two upwarps, for thering is the flute profile of retractility, between described open connecting ring (1) and scraper plate (6), be provided with joint coupling (4), joint coupling (4) one sides are sold (5) and are connected with scraper plate (6), and opposite side is connected with open connecting ring (1) through bolt (3).
2. separator hypostasis discharge network chain according to claim 1, is characterized in that: the both sides of described discharge net are provided with edge or the baffle plate upwarping.
3. separator hypostasis discharge network chain according to claim 1, is characterized in that: described joint coupling (4) consists of two pins that mutually vertically connect as one.
4. separator hypostasis discharge network chain according to claim 1, is characterized in that: described short slab net (7) is 1/3 or 1/4 with the length ratio of long slab net (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310495228.8A CN103551246B (en) | 2013-10-21 | 2013-10-21 | Sediment discharging net chain of sorting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310495228.8A CN103551246B (en) | 2013-10-21 | 2013-10-21 | Sediment discharging net chain of sorting machine |
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| Publication Number | Publication Date |
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| CN103551246A true CN103551246A (en) | 2014-02-05 |
| CN103551246B CN103551246B (en) | 2015-06-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB768426A (en) * | 1954-04-22 | 1957-02-13 | Stamicarbon | Apparatus for separating mixtures of solid substances into fractions according to specific gravity |
| US5240114A (en) * | 1988-01-19 | 1993-08-31 | Parker Jim L | Process for reclaiming gravel, soil particles, and wood pieces from a mixture of the same |
| CN201825508U (en) * | 2010-09-30 | 2011-05-11 | 唐山旗骏机械设备有限公司 | Scraper conveyor |
| CN102284344A (en) * | 2011-08-25 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Underground mechanical movable sieve jigger |
| CN202506476U (en) * | 2012-03-31 | 2012-10-31 | 煤炭科学研究总院唐山研究院 | Coal discharge mechanism of dense medium separator with shallow groove scraping plate |
| CN203540695U (en) * | 2013-10-21 | 2014-04-16 | 中国矿业大学 | Sediment discharging net chain of sorting machine |
-
2013
- 2013-10-21 CN CN201310495228.8A patent/CN103551246B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB768426A (en) * | 1954-04-22 | 1957-02-13 | Stamicarbon | Apparatus for separating mixtures of solid substances into fractions according to specific gravity |
| US5240114A (en) * | 1988-01-19 | 1993-08-31 | Parker Jim L | Process for reclaiming gravel, soil particles, and wood pieces from a mixture of the same |
| CN201825508U (en) * | 2010-09-30 | 2011-05-11 | 唐山旗骏机械设备有限公司 | Scraper conveyor |
| CN102284344A (en) * | 2011-08-25 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Underground mechanical movable sieve jigger |
| CN202506476U (en) * | 2012-03-31 | 2012-10-31 | 煤炭科学研究总院唐山研究院 | Coal discharge mechanism of dense medium separator with shallow groove scraping plate |
| CN203540695U (en) * | 2013-10-21 | 2014-04-16 | 中国矿业大学 | Sediment discharging net chain of sorting machine |
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| CN103551246B (en) | 2015-06-03 |
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