CN104492577A - Pressure gas ore-crushing method and device - Google Patents
Pressure gas ore-crushing method and device Download PDFInfo
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- CN104492577A CN104492577A CN201410685909.5A CN201410685909A CN104492577A CN 104492577 A CN104492577 A CN 104492577A CN 201410685909 A CN201410685909 A CN 201410685909A CN 104492577 A CN104492577 A CN 104492577A
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- ore
- gas
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- pressure gas
- crushing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/06—Jet mills
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- Food Science & Technology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to a pressure gas ore-crushing method and a pressure gas ore-crushing device, and belongs to the field of ore crushing. The pressure gas ore-crushing method adopts the technical scheme as follows: ore is placed in a closed device, a pressure gas is introduced into the closed device to make the gas pressure in the closed device greater than ore compressive strength, and ore crushing can be completed at the instant moment of opening of the closed device. The pressure gas ore-crushing device adopts the technical scheme as follows: the pressure gas ore-crushing device includes a compressor and an ore storage tank, the compressor is connected with the ore storage tank by a gas pipe, the ore storage tank is provided with a cover plate capable of being opened, and the cover plate is connected with the ore storage tank in a manner of seal connection. According to the pressure gas ore-crushing device, the popcorn theory is imitated, the ore is placed in the closed device, the pressure gas is introduced into the closed device for ore crushing, and the pressure gas ore-crushing device is simple, effective, and low-cost. In addition, the ore-crushing location is not limited by the place, and the pressure gas ore-crushing device is not like a wet ball mill needing water resources.
Description
Technical field
The present invention relates to a kind of pressed gas ore breaking method and a kind of pressed gas breaks ore deposit device, belong to ore reduction field.
Background technology
At present, along with various mechanical crushing appliance is in the application of China, for different products, all kinds of disintegrating apparatus kind is a lot.Be broken for example with the vanadium titano-magnetite of Panxi Diqu, traditional breaking method adopts gyratory crusher, jaw crusher, ball mill, tube mill etc., and equipment is complicated, and the consumptions such as liner plate, abrading-ball, mill pipe are large, and ore reduction cost is higher.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of pressed gas ore breaking method simply effective, with low cost.
Corresponding therewith, another technical problem to be solved by this invention is: provide a kind of pressed gas simply effective, with low cost to break ore deposit device.
With regard to pressed gas ore breaking method, the present invention for solving the problems of the technologies described above adopted technical scheme is: be positioned over by ore in obturator, pressed gas is passed in obturator, make gas pressure in obturator be greater than ore compression strength, complete brokenly ore deposit in the moment of opening obturator.Preferably, after in obturator, gas pressure is greater than ore compression strength, can pressurize a period of time, to make pressed gas fully fill up ore internal voids, can well be broken ore deposit effect by less expensive reasonable manner like this.
Because ore inside all exists space not of uniform size, these spaces are by gas composition, as long as void gas is boosted to more than ore strength, ore because the air pressure of internal voids reaches critical slope langth intensity, explosion will occur, thus realize broken ore deposit.The present invention imitates the principle of puffed rice, is positioned over by ore in obturator, passes into pressed gas and carry out brokenly ore deposit in obturator, simply effective, with low cost.In addition, broken place, ore deposit does not limit by place, unlike wet ball mill, need water resource.
Preferably, before ore is positioned over obturator, first ore is dried, better broken ore deposit effect can be had.
Break with regard to the device of ore deposit with regard to pressed gas, the present invention for solving the problems of the technologies described above adopted technical scheme is: comprise compressor, ore basin, compressor is connected by tracheae with ore basin, ore basin is provided with openable cover plate, and cover plate is connected with ore basin in the mode of being tightly connected.Broken ore deposit provided by the invention apparatus structure is simple, convenient enforcement.
Further: ore basin is provided with Pressure gauge.
Further: a lateral wall of ore basin is provided with percussion switch seat, another relative lateral wall is provided with hinge seat board, percussion switch seat, hinge seat board are all fixedly connected with ore basin, percussion switch seat has percussion switch by percussion switch pinned connection, hinge seat board has loose joint bolt block, the cooperation of loose joint bolt block is provided with loose joint bolt and adjusting nut, loose joint bolt head is connected with hinge connecting plate by hinge pin, cover plate can be fixed on ore basin after hinge connecting plate matches with percussion switch.
Further: ore basin is connected with cover plate for sealing by flange connecting plate, flange connecting plate is fixedly connected with ore basin.
Further: ore basin inwall is provided with abrasion-proof backing block.
Further: be provided with gas tank between compressor and ore basin, compressor is connected by tracheae with gas tank, ore basin is connected by tracheae with gas tank.
Further: compressor gas exit, ore basin gas access place are equipped with valve.
Further: gas tank gas access place, gas tank gas outlet are equipped with valve, and gas tank is provided with blowoff valve, safety valve, Pressure gauge.
Accompanying drawing explanation
Fig. 1 is the structural representation that pressed gas provided by the invention breaks ore deposit device;
Fig. 2 is the cover plate attaching parts structural representation that pressed gas provided by the invention breaks ore deposit device;
Fig. 3 is the right view of Fig. 2;
Parts, position and numbering in figure: 1-compressor, 2-gas tank, 3-tracheae, 4-valve, 5-ore basin, 6-Pressure gauge, 7-flange connecting plate, 41-blowoff valve, 42-safety valve, 51-cover plate, 52-percussion switch seat, 53-percussion switch bearing pin, 54-percussion switch, 55-hinge seat board, 56-loose joint bolt block, 57-loose joint bolt, 58-adjusting nut, 59-hinge pin, 50-hinge connecting plate.
Detailed description of the invention
Below in conjunction with embodiment, pressed gas ore breaking method provided by the invention is described further.
During enforcement, ore is positioned in obturator, in obturator, passes into pressed gas, make gas pressure in obturator be greater than ore compression strength, complete brokenly ore deposit in the moment of opening obturator.Preferably, after in obturator, gas pressure is greater than ore compression strength, can pressurize a period of time, to make pressed gas fully fill up ore internal voids, can well be broken ore deposit effect by less expensive reasonable manner like this.
Often kind of ore internal voids size is different, the compression strength of ore is different, adds the humidity of ore, temperature is different, therefore under environment temperature and the certain condition of humidity, the blowing pressure and dwell time are also just different, can determine the blowing pressure and dwell time by test.The compression strength of usual ore determines the blowing pressure size, and the size of ore and kind, the place of production determine the length of dwell time.
Preferably, before ore is positioned over obturator, first ore is dried, better broken ore deposit effect can be had.When ore dampness is larger, Compressed Gas can be affected and enter ore internal voids, increase inflationtime.
The present invention is used in metallic ore, nonmetallic ore.The obturator placing ore can be pressure vessel or cavern.Pressed gas can be air, nitrogen, steam etc., for active metal, in order to anti-oxidation can adopt inert gas.
Break ore deposit device below in conjunction with accompanying drawing to pressed gas provided by the invention to be described further.
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention includes and comprise compressor 1, ore basin 5, compressor 1 is connected by tracheae 3 with ore basin 5, and ore basin 5 is provided with openable cover plate 51, and cover plate 51 is connected with ore basin 5 in the mode of being tightly connected.Ore basin 5 can be cylinder type, ball-type, cavern etc., and tracheae 3 can adopt high-pressure hose.
During enforcement, ore is positioned over after in ore basin 5, is tightly connected by cover plate 51 and ore basin 5, pressed gas is passed into again in ore basin 5, the gas pressure in ore basin 5 is made to be greater than ore compression strength, and pressurize certain hour, complete brokenly ore deposit in the moment of opening cover plate 51.Broken ore deposit provided by the invention apparatus structure is simple, convenient enforcement.
Preferably, ore basin 5 is provided with Pressure gauge 6, the convenient operating pressure controlling ore basin 5.
Preferably, one lateral wall of ore basin 5 is provided with percussion switch seat 52, another relative lateral wall is provided with hinge seat board 55, percussion switch seat 52, hinge seat board 55 is all fixedly connected with ore basin 5, percussion switch seat 52 is connected with percussion switch 54 by percussion switch bearing pin 53, hinge seat board 55 has loose joint bolt block 56, loose joint bolt block 56 cooperation is provided with loose joint bolt 57 and adjusting nut 58, loose joint bolt 57 head is connected with hinge connecting plate 50 by hinge pin 59, cover plate 51 can be fixed on ore basin 5 after hinge connecting plate 50 matches with percussion switch 54.By this structure, the quick unlatching of cover plate 51 can be realized, enhance productivity.When cover plate 51 leaks gas, the fit structure by loose joint bolt 57 and adjusting nut 58 regulates.When adopting this embodiment, the non-pressure release of the pressed gas due to ore basin 5, has certain danger during operation percussion switch 54, and the trip hammer shock of available remote control operates.
Preferably, ore basin 5 is tightly connected by flange connecting plate 7 and cover plate 51, and flange connecting plate 7 is fixedly connected with ore basin 5, better can ensure sealing effectiveness.Conventional hermetically-sealed construction is: at flange connecting plate 7 end opens groove, cover plate 51 is provided with the projection with flange connecting plate 7 fit depressions, is provided with sealing ring between groove and projection.
Preferably, ore basin 5 inwall is provided with abrasion-proof backing block.Ore basin 5 inwall contacts with ore and generation is worn and torn, and arranges the service life that abrasion-proof backing block can improve ore basin 5.
Preferably, be provided with gas tank 2 between compressor 1 and ore basin 5, compressor 1 is connected by tracheae 3 with gas tank 2, and ore basin 5 is connected by tracheae 3 with gas tank 2.Compressor 1 gas outlet, ore basin 5 gas access place are equipped with valve 4, gas tank 2 gas access place, gas tank 2 gas outlet are equipped with valve 4, valve 4 is various stop valve, check-valves, diffusion valve, drain valve etc., carries out design selection according to actual conditions.Gas tank 2 is provided with blowoff valve 41, safety valve 42, Pressure gauge 6.After arranging gas tank 2, the control of convenient broken ore deposit technological parameter, is particularly useful for the ore that compression strength is larger.
Claims (10)
1. a pressed gas ore breaking method, is characterized in that: be positioned over by ore in obturator, in obturator, pass into pressed gas, makes gas pressure in obturator be greater than ore compression strength, completes brokenly ore deposit in the moment of opening obturator.
2. a kind of pressed gas ore breaking method as claimed in claim 1, is characterized in that: before ore is positioned over obturator, first dry ore.
3. one kind for realizing the device of pressed gas ore breaking method according to claim 1, it is characterized in that: comprise compressor (1), ore basin (5), described compressor (1) is connected by tracheae (3) with described ore basin (5), described ore basin (5) is provided with openable cover plate (51), and described cover plate (51) is connected with ore basin (5) in the mode of being tightly connected.
4. a kind of pressed gas as claimed in claim 3 breaks ore deposit device, it is characterized in that: described ore basin (5) is provided with Pressure gauge (6).
5. a kind of pressed gas as claimed in claim 3 breaks ore deposit device, it is characterized in that: a lateral wall of described ore basin (5) is provided with percussion switch seat (52), another relative lateral wall is provided with hinge seat board (55), described percussion switch seat (52), hinge seat board (55) is all fixedly connected with ore basin (5), described percussion switch seat (52) is connected with percussion switch (54) by percussion switch bearing pin (53), described hinge seat board (55) has loose joint bolt block (56), the cooperation of described loose joint bolt block (56) is provided with loose joint bolt (57) and adjusting nut (58), described loose joint bolt (57) head is connected with hinge connecting plate (50) by hinge pin (59), cover plate (51) can be fixed on ore basin (5) after described hinge connecting plate (50) matches with percussion switch (54).
6. a kind of pressed gas as claimed in claim 3 breaks ore deposit device, it is characterized in that: described ore basin (5) is tightly connected by flange connecting plate (7) and cover plate (51), and described flange connecting plate (7) is fixedly connected with ore basin (5).
7. a kind of pressed gas as claimed in claim 3 breaks ore deposit device, it is characterized in that: described ore basin (5) inwall is provided with abrasion-proof backing block.
8. a kind of pressed gas as claimed in claim 3 breaks ore deposit device, it is characterized in that: between described compressor (1) and described ore basin (5), be provided with gas tank (2), compressor (1) is connected by tracheae (3) with described gas tank (2), and ore basin (5) is connected by tracheae (3) with described gas tank (2).
9. a kind of pressed gas as described in claim as arbitrary in claim 3 to 8 breaks ore deposit device, it is characterized in that: described compressor (1) gas outlet, described ore basin (5) gas access place are equipped with valve (4).
10. a kind of pressed gas as claimed in claim 8 breaks ore deposit device, it is characterized in that: described gas tank (2) gas access place, described gas tank (2) gas outlet are equipped with valve (4), described gas tank (2) is provided with blowoff valve (41), safety valve (42), Pressure gauge (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685909.5A CN104492577B (en) | 2014-11-25 | 2014-11-25 | A kind of pressed gas ore breaking method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685909.5A CN104492577B (en) | 2014-11-25 | 2014-11-25 | A kind of pressed gas ore breaking method and device |
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| CN104492577A true CN104492577A (en) | 2015-04-08 |
| CN104492577B CN104492577B (en) | 2016-08-24 |
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| CN201410685909.5A Active CN104492577B (en) | 2014-11-25 | 2014-11-25 | A kind of pressed gas ore breaking method and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196035A (en) * | 2015-09-07 | 2015-12-30 | 上海第二工业大学 | Air pressure dismantling device and method for waste mobile phone |
| CN105921239A (en) * | 2016-04-21 | 2016-09-07 | 河南理工大学 | Device and method for crushing ores by pressure-relief gas explosion |
| CN108160188A (en) * | 2017-12-22 | 2018-06-15 | 湖南湘讯企业管理有限公司 | A kind of broken equipment of bulk coal powder |
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| US3257080A (en) * | 1965-02-26 | 1966-06-21 | Tredco Ltd | Method and apparatus for processing anisotropic solid substances |
| US20090206186A1 (en) * | 2004-01-16 | 2009-08-20 | Michael Joseph Morrison | Processing Apparatus and Methods |
| CN102125886A (en) * | 2009-12-28 | 2011-07-20 | 韩国生产技术研究院 | Jet mill |
| CN103940307A (en) * | 2014-04-21 | 2014-07-23 | 杨世梁 | Blasting method |
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2014
- 2014-11-25 CN CN201410685909.5A patent/CN104492577B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3257080A (en) * | 1965-02-26 | 1966-06-21 | Tredco Ltd | Method and apparatus for processing anisotropic solid substances |
| US20090206186A1 (en) * | 2004-01-16 | 2009-08-20 | Michael Joseph Morrison | Processing Apparatus and Methods |
| CN102125886A (en) * | 2009-12-28 | 2011-07-20 | 韩国生产技术研究院 | Jet mill |
| CN103940307A (en) * | 2014-04-21 | 2014-07-23 | 杨世梁 | Blasting method |
Non-Patent Citations (2)
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| W.J.CAVANAUGH 等: "斯奈德减压碎矿法的应用", 《国外金属矿选矿》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196035A (en) * | 2015-09-07 | 2015-12-30 | 上海第二工业大学 | Air pressure dismantling device and method for waste mobile phone |
| CN105921239A (en) * | 2016-04-21 | 2016-09-07 | 河南理工大学 | Device and method for crushing ores by pressure-relief gas explosion |
| CN108160188A (en) * | 2017-12-22 | 2018-06-15 | 湖南湘讯企业管理有限公司 | A kind of broken equipment of bulk coal powder |
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| Publication number | Publication date |
|---|---|
| CN104492577B (en) | 2016-08-24 |
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