CN204194003U - A kind of calcium carbide primary breakup device - Google Patents
A kind of calcium carbide primary breakup device Download PDFInfo
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- CN204194003U CN204194003U CN201420602275.8U CN201420602275U CN204194003U CN 204194003 U CN204194003 U CN 204194003U CN 201420602275 U CN201420602275 U CN 201420602275U CN 204194003 U CN204194003 U CN 204194003U
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- calcium carbide
- primary breakup
- melt pit
- broken
- breakup device
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Abstract
The utility model discloses a kind of calcium carbide primary breakup device, comprise bridge crane, broken melt pit, fixed crusher and apron conveyor, described fixed crusher is positioned at above broken melt pit, broken melt pit bottom is connected with apron conveyor, broken melt pit is provided with dust collection cover, described dust collection cover is connected with centrifugal blower and cyclone dust collectors in turn by pipeline, and described bridge crane is also hung with calcium carbide fixture, is provided with diagrid in described broken melt pit.Adopt calcium carbide primary breakup device described in the utility model effectively can make up the deficiency of traditional calcium carbide primary breakup, avoid loss that calcium carbide efflorescence causes and the pollution to environment, substantially increase calcium carbide breaking capacity, ensure the continuity of producing, save broken cost, enhanced productivity.
Description
Technical field
The utility model belongs to crushing technology field, specifically relates to a kind of calcium carbide primary breakup device.
Background technology
Calcium carbide is a kind of industrial chemicals of basis, mainly for the production of acetylene gas or as desulfurizing agent for iron or steel etc.No matter be which kind of purposes, all have requirement to the granularity of calcium carbide.Especially for production acetylene gas, because acetylene generator requires higher, so need to carry out fragmentation to calcium carbide to feed size.In calcium carbide shattering process, due to charging and discharging, to there is larger granularity poor, therefore uses primary fragmentation to be difficult to meet broken requirement, so need carry out broken step by step to calcium carbide, to meet the granularity that user requires.
Finished product calcium carbide needed to carry out primary breakup to it before entering broken process.In the prior art, the method that domestic calcium carbide manufacturing enterprise calcium carbide primary breakup generally uses treats that calcium carbide temperature is down to less than 70 DEG C, adopts large-scale jaw crusher or use manually to carry out fragmentation.But, the weight of finished product calcium carbide is generally 1 ~ 1.5 ton, apparent size diameter is about 1.4 meters, thickness is about 0.6 meter, if monoblock calcium carbide is directly put into jaw crusher, feed of crusher dimensional requirement is 700 × 1500mm, and the domestic jaw crusher meeting this requirement is PE900 × 1500 at present, this model disintegrating machine motor power (output) 110kw, breaking capacity is 200t/h.According to the setting of existing calcium carbide production equipment, general each calcium carbide cooling factory building two furnaces of calcium carbide, arrange a jaw crusher and carry out calcium carbide primary breakup.The design maximum production capacity of the domestic separate unit of operation furnace of calcium carbide is about 15t/h at present, the design maximum production capacity of each cooling factory building two furnaces of calcium carbide is about 30t/h, therefore adopt large-scale jaw crusher to carry out calcium carbide primary breakup, the waste of crusher in crushing ability can be caused.And jaw crushing arbor and bearing have strict requirement to temperature, adopt jaw crusher can not carry out high-temperature crushing to calcium carbide, namely can not carry out fragmentation when calcium carbide surface temperature >=320 DEG C to it.
Manually carrying out calcium carbide primary breakup is adopt the artificial sledgehammer that uses to carry out fragmentation in cooling place to calcium carbide, after hand breaking, calcium carbide entrucking is transported outward or adds other transporters deliver to other operations by loading machine.Existing large-scale jaw crusher or hand breaking method is adopted mainly to there is following deficiency:
(1) large-scale jaw crusher breaking capacity is large, adopts this disintegrating machine can cause the waste of disintegrating machine production capacity;
(2) large-scale jaw crusher motor power (output) is large, and energy consumption is high;
(3) use large-scale jaw crusher one-time investment large;
(4) large-scale jaw crushing arbor and bearing have requirement to temperature, and calcium carbide primary breakup can not high-temperature crushing technique;
(5) hand breaking calcium carbide operating personnel operation in broken on-the-spot hot environment, labour intensity is large, and site environment is severe, and high-temperature dust can make the skin burn of operating personnel, brings adverse effect to the occupational health of worker;
(6) adopt hand breaking, in the process of loading machine transhipment calcium carbide, a large amount of airborne dusts can be produced, and the bad collection of dust, simultaneously loading machine at the scene operation also can cause potential safety hazard to site operation personnel;
(7) keeping the large-scale development along with calcium carbide is produced, in large-scale calcium carbide is produced, adopting hand breaking operating efficiency low, be difficult to the production capacity meeting downstream product operation, whole shattering process poor continuity, and cost is higher;
(8) use large-scale jaw crusher or manually carry out primary breakup and be all down to after below 70 DEG C in calcium carbide temperature and carry out, the calcium carbide efflorescence after cooling is serious, and pulverization rate is about 3%, causes unnecessary loss.
Utility model content
For solving the problem, the utility model provides a kind of calcium carbide primary breakup device.Thus efficiently solve in existing crushing technology that labor strength is large, cost is high, automaticity is low, continuous production is poor, problem that bad environments, calcium carbide efflorescence are serious.
The utility model is achieved by following technical solution.
A kind of calcium carbide primary breakup device, comprise bridge crane, broken melt pit, fixed crusher and apron conveyor, described fixed crusher is positioned at above broken melt pit, broken melt pit bottom is connected with apron conveyor, broken melt pit is provided with dust collection cover, described dust collection cover is connected with centrifugal blower and cyclone dust collectors in turn by pipeline, and described bridge crane is also hung with calcium carbide fixture.
Diagrid is provided with in described broken melt pit.
Described bridge crane adopts hydraulic pressure straight-arm clamshell crane.
Described fixed crusher adopts fixed hydraulic breaker, and cracking hammer head adopts exotic material to make.
Described fixed hydraulic breaker passes through Long-distance Control.
Described broken melt pit adopts negative pressure to gather dust by dust collection cover.
The beneficial effects of the utility model are:
Compared with prior art, adopt calcium carbide primary breakup device described in the utility model effectively can make up the deficiency of traditional calcium carbide primary breakup, calcium carbide high-temperature crushing technique can be met, when calcium carbide surface temperature >=320 DEG C, fragmentation is carried out to it, use high-temperature crushing technique can reduce calcium carbide cooling factory building to the requirement of explosive-proof grade, save construction cost, it also avoid loss that calcium carbide efflorescence causes and the pollution to environment simultaneously, improve the automatization level of calcium carbide primary breakup, on-the-spot unattended, substantially increase production security, reduce operating cost, ensure the continuity of producing, enhance productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-bridge crane, 2-calcium carbide fixture, 3-finished product calcium carbide, the broken melt pit of 4-, 5-diagrid, 6-fixed crusher, 7-apron conveyor, 8-dust collection cover, 9-centrifugal blower, 10-cyclone dust collectors.
Detailed description of the invention
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figure 1, a kind of calcium carbide primary breakup device described in the utility model, comprise bridge crane 1, broken melt pit 4, fixed crusher 6 and apron conveyor 7, described fixed crusher 6 is positioned at above broken melt pit 4, broken melt pit 4 bottom is connected with apron conveyor 7, broken melt pit 4 is provided with dust collection cover 8, and described dust collection cover 8 is connected with centrifugal blower 9 and cyclone dust collectors 10 in turn by pipeline, and described bridge crane 1 is also hung with calcium carbide fixture 2.
Diagrid 5 is provided with in described broken melt pit 4.
Described bridge crane adopts hydraulic pressure straight-arm clamshell crane, and is provided with air-conditioning in the operating room of crane.
Described fixed crusher 6 adopts fixed hydraulic breaker, and cracking hammer head adopts exotic material to make.
Described fixed hydraulic breaker passes through Long-distance Control.
Described broken melt pit adopts negative pressure to gather dust by dust collection cover.
The power of described fixed hydraulic breaker is 30KW ~ 45KW, and breaking capacity is 40 ~ 100m3/h.
As shown in Figure 1, the process adopting the utility model to carry out primary breakup to calcium carbide is as follows:
(1) calcium carbide fixture 2 is hung on bridge crane 1, operationally, finished product calcium carbide 3 is clamped by calcium carbide fixture 2, by bridge crane 1 finished product calcium carbide 3 delivered on the diagrid 5 in broken melt pit 4;
(2) by operating personnel's remote control fixed crusher 6 by diagrid 5 finished product calcium carbide 3 smash to pieces;
(3) the block calcium carbide 3 after fragmentation falls under gravity on the apron conveyor 7 under broken melt pit 4, and is transported outward by apron conveyor 7;
(4) airborne dust produced in shattering process is collected by dust collection cover 8, delivers to cyclone dust collectors 10 carry out dust collection through centrifugal blower 9, guarantees broken on-the-spot production environment.
Compared with prior art, adopt primary breakup device described in the utility model, there is following remarkable advantage:
(1) the utility model adopts Fully-mechanized operation, solves in prior art, manually operation in hot environment, and labour intensity is large, and bad environments is to the threat of Employee Security risk and occupational health risk;
(2) primary breakup device described in the utility model is adopted, calcium carbide high-temperature crushing technique can be met, when calcium carbide temperature can be controlled more than 320 DEG C, fragmentation is carried out to it, reduce the explosive-proof grade of calcium carbide cooling factory building, save construction cost, and can effectively reduce the loss caused because of calcium carbide efflorescence;
(3) primary breakup device described in the utility model is adopted, broken on-the-spot unattended, greatly reduce production run cost;
(4) adopt primary breakup device described in the utility model, remote control fixed crusher carries out primary breakup to calcium carbide, improves production security, and automaticity significantly improves;
(5) adopt primary breakup device described in the utility model, achieve the consecutive production of calcium carbide primary breakup, improve production efficiency.Under the development trend of producing maximization, side planning, the continuous production of upstream and downstream device seems most important;
(6) adopt primary breakup device described in the utility model, the environmental protection achieving calcium carbide primary breakup process is gathered dust, and ensure that on-the-spot production environment, realizes clean carrying out production strictly in line with rules and regulations;
Originally carry out as directed below in conjunction with embodiment to being broken at the beginning of employing calcium carbide primary breakup device described in the utility model and traditional calcium carbide.
Embodiment 1: the calcium carbide production equipment producing 750000 tons per year, calcium carbide output per hour is 94 tons, adopts and manually carries out primary breakup, each broken teams and groups 12 people, and Fourth Shift three falls, and wage for workmen is everyone 3000 yuan/month, and annual running time is 8000 hours.The cost of labor that then annual calcium carbide primary breakup produces is:
3000 × 48 × 12=1728000 (unit)
And select the fixed hydraulic breaker of two 30KW, breaking capacity 50t/h, per tour 2 operating personnel carry out to calcium carbide the broken requirement that primary breakup can meet 94 tons per hour, electricity price 0.5 yuan/kWh, and annual electric cost adds cost of labor and is:
30 × 2 × 8000 × 0.5+8 × 3000 × 12=528000 (unit)
1728000-528000=1200000 (unit)
Embodiment 2: the calcium carbide production equipment producing 750000 tons per year, 8 closed calcium carbide furnaces, calcium carbide output per hour is 94 tons.Calcium carbide primary breakup adopts large-scale jaw crusher, and disintegrating machine model is PE900 × 1200, power 110kw.This process units cooling factory building two furnaces of calcium carbide arrange 1 disintegrating machine, then totally 4 disintegrating machines carry out the operation of calcium carbide primary breakup, disintegrating machine operates to 8000 hours every year, each teams and groups primary breakup operating personnel are 8 people, Fourth Shift three falls, labor wage is 3000 yuan/month, electricity price 0.5 yuan/kWh, then the electric cost that this device is annual and cost of labor are:
110 × 8000 × 4 × 0.5+8 × 4 × 3000 × 12=2912000 unit
According to the statistics of example 1, adopting calcium carbide primary breakup device described in the utility model to carry out the elementary annual electric cost of calcium carbide, to add cost of labor be 528000 yuan, carries out fragmentation cost-saved than the large-scale jaw crusher of use:
2912000-528000=2384000 (unit)
As can be seen here, scale is the calcium carbide production equipment of 750,000 tons/year, adopts calcium carbide primary breakup device described in the utility model to carry out calcium carbide primary breakup than adopting hand breaking, cost-saved about 1,200,000 yuans every year; Than using large-scale jaw crusher to carry out fragmentation, cost-saving about 238.4 ten thousand yuans every year, greatly reduce production cost.
Claims (6)
1. a calcium carbide primary breakup device, it is characterized in that: comprise bridge crane (1), broken melt pit (4), fixed crusher (6) and apron conveyor (7), described fixed crusher (6) is positioned at broken melt pit (4) top, broken melt pit (4) bottom is connected with apron conveyor (7), broken melt pit (4) is provided with dust collection cover (8), described dust collection cover (8) is connected with centrifugal blower (9) and cyclone dust collectors (10) in turn by pipeline, described bridge crane (1) is also hung with calcium carbide fixture (2).
2. a kind of calcium carbide primary breakup device according to claim 1, is characterized in that: be provided with diagrid (5) in described broken melt pit (4).
3. a kind of calcium carbide primary breakup device according to claim 1, is characterized in that: described bridge crane (1) adopts hydraulic pressure straight-arm clamshell crane.
4. a kind of calcium carbide primary breakup device according to claim 1, is characterized in that: described fixed crusher (6) adopts fixed hydraulic breaker, and cracking hammer head adopts exotic material to make.
5. a kind of calcium carbide primary breakup device according to claim 4, is characterized in that: described fixed hydraulic breaker passes through Long-distance Control.
6. a kind of calcium carbide primary breakup device according to claim 1, is characterized in that: described broken melt pit (4) adopts negative pressure to gather dust by dust collection cover (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602275.8U CN204194003U (en) | 2014-10-17 | 2014-10-17 | A kind of calcium carbide primary breakup device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602275.8U CN204194003U (en) | 2014-10-17 | 2014-10-17 | A kind of calcium carbide primary breakup device |
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| CN204194003U true CN204194003U (en) | 2015-03-11 |
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| CN201420602275.8U Expired - Fee Related CN204194003U (en) | 2014-10-17 | 2014-10-17 | A kind of calcium carbide primary breakup device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772146A (en) * | 2016-03-22 | 2016-07-20 | 中国恩菲工程技术有限公司 | Ferromolybdenum crushing device |
| CN108283959A (en) * | 2016-08-17 | 2018-07-17 | 深圳市晟腾企业管理有限公司 | A kind of mining engineering stone efficiency crushing device |
-
2014
- 2014-10-17 CN CN201420602275.8U patent/CN204194003U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772146A (en) * | 2016-03-22 | 2016-07-20 | 中国恩菲工程技术有限公司 | Ferromolybdenum crushing device |
| CN105772146B (en) * | 2016-03-22 | 2019-01-08 | 中国恩菲工程技术有限公司 | Molybdenum-iron coarse crushing device |
| CN108283959A (en) * | 2016-08-17 | 2018-07-17 | 深圳市晟腾企业管理有限公司 | A kind of mining engineering stone efficiency crushing device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20181017 |