CN102274783A - Dam core wall gravel-doped stone preparation system and method - Google Patents
Dam core wall gravel-doped stone preparation system and method Download PDFInfo
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- CN102274783A CN102274783A CN2011102323808A CN201110232380A CN102274783A CN 102274783 A CN102274783 A CN 102274783A CN 2011102323808 A CN2011102323808 A CN 2011102323808A CN 201110232380 A CN201110232380 A CN 201110232380A CN 102274783 A CN102274783 A CN 102274783A
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Abstract
The invention relates to a dam core wall gravel-doped stone preparation system. A bar type feeding machine is arranged under a receiving bin; a plus sieve of the bar type feeding machine is connected with a jaw type crusher; a minus sieve of a bar type feeding machine and a discharging opening of the jaw type crusher are connected with a gravel semi-finished product storage yard by a belt conveyor; the gravel semi-finished product storage yard is connected with a screening machine by the belt conveyor; the minus sieve of the screening machine is connected with a gravel finished product storage yard by the belt conveyor; the plus sieve of the screening machine is connected with a cone crusher; and an outlet of the cone crusher is connected with the gravel finished product storage yard by the belt conveyor. The invention realizes the aim of obtaining grading curve gravel meeting the design requirement just by two-stage crushing and one-stage screening by the set matching of rough crushing and intermediate crushing technologies. By reasonably configuring equipment and reducing the crushing and screening procedure, the content of particles smaller than 5mm in a gravel finished product does not exceed 8 percent and meets the process requirement of smaller than 10 percent; and an isolating screen of 5mm is not arranged, and the invention has no discarded materials.
Description
Technical field
The present invention relates to a kind of building stones preparation system and method, particularly a kind of clay core wall of earth dam that is applicable to is mixed gravel material preparation system and method.
Background technology
It is continuous that clay core wall of earth dam is mixed gravel material requirement grating, the maximum particle diameter＜120mm of gravel material wherein, and the following granule content of particle diameter 5mm is no more than 10%, and the gravel material grading curve has strict curve ranges.Clay core wall of earth dam is mixed gravel material system processing technology in the prior art generally two kinds.The one, it is compound broken to establish one-level, the control product particle upper limit; Add a 5mm every sieve, control is less than the granule content of 5mm, i.e. lower limit; Intergrade only depends on compound broken adjusting, and fluctuation is big, and the control difficulty is big; Product quality is slightly coarse.The 2nd, establish multiple stage crushing, multi-stage screening, by common sandstone system process classification produce 120 ~ 80mm, 80 ~ 40mm, 40 ~ 20mm, 20 ~ 5mm,＜5mm, form by mixing the gravel material grading curve again, take out and carry out blending; Quality control is reliable, but complex process, the operating cost height.
Summary of the invention
Technical problem to be solved by this invention provides a kind of clay core wall of earth dam and mixes gravel material preparation system and method, can realize that preparing clay core wall of earth dam with lower operating cost mixes gravel material.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of clay core wall of earth dam is mixed the gravel material preparation system, receiver bin has rod formula batcher, be connected with jaw crusher on the sieve of rod formula batcher, the sieve of rod formula batcher is connected with gravel material semi-finished product stockyard by rubber conveyer with the jaw crusher discharge gate down;
Gravel material semi-finished product stockyard is connected with screening machine by rubber conveyer, be connected with gravel material finished product stockyard by rubber conveyer under the sieve of screening machine, be connected with gyratory crusher on the sieve of screening machine, the outlet of gyratory crusher is connected with gravel material finished product stockyard by rubber conveyer.
The rod spacing of described rod formula batcher is 150mm ± 15mm.
The discharge gate of described jaw crusher is 170mm ± 17mm.
The screen cloth specification of described screening machine is 80mm ± 8mm.
The discharge gate of described gyratory crusher is set at 40mm ± 4mm.
A kind ofly use the method that above-mentioned each described systems produce clay core wall of earth dam is mixed gravel material, may further comprise the steps:
One, run-of-pit is transported to receiver bin by dump truck, and receiver bin has rod formula batcher, and the building stones on the sieve enter jaw crusher, building stones under the sieve and deliver to gravel material semi-finished product stockyard by rubber conveyer through the broken material of jaw crushing crusher machine;
Two, the building stones in gravel material semi-finished product stockyard sieve through screening machine, and the building stones on the sieve enter gyratory crusher, building stones under the sieve and deliver to gravel material finished product stockyard by rubber conveyer through the broken material of cone crushing;
Mix gravel material by the clay core wall of earth dam that above-mentioned steps obtains to adhere to specification.
The rod spacing of described rod formula batcher is 150mm ± 15mm.
The discharge gate of described jaw crusher is 170mm ± 17mm.
The screen cloth specification of described screening machine is 80mm ± 8mm.
The discharge gate of described gyratory crusher is set at 40mm ± 4mm.
A kind of clay core wall of earth dam provided by the invention is mixed the gravel material preparation system, by the coarse crushing that is provided with and in the cooperation of broken technology, only needing to have realized the gravel material of the grading curve that the broken one-level screening of two-stage can obtain to adhere to specification.Since reasonable disposition equipment, and broken and screening operation reduces, the granule content less than 5mm in the gravel material finished product is no more than 8%, meets the technological requirement less than 10%.Thereby need not additionally to be provided with the screening operation of lower control limit, for example 5mm is every sieve, and do not have and abandon material.
System among the present invention can self-organizing system, and reliable product quality, technology are simply workable, move easy.Also can wholely be combined into a system as front assembly with filter material system, finished product sandstone aggregate system, then the finished product stockyard among the present invention promptly is the semi-finished product stockyard that the next stage system produces, and realizes that system process is unified.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is an overall structure schematic diagram of the present invention.
Fig. 2 is boulderet building stones grating envelope curve figure of the present invention.
Among the figure: rod formula batcher 1, jaw crusher 2, screening machine 3, gravel material finished product stockyard 4, gravel material semi-finished product stockyard 5, gyratory crusher 6, coarse crushing workshop 7, in broken workshop 8, receiver bin 9.
The specific embodiment
In Fig. 1, a kind of clay core wall of earth dam is mixed the gravel material preparation system, receiver bin 9 has rod formula batcher 1, is connected with jaw crusher 2 on the sieve of rod formula batcher 1, and the sieve of rod formula batcher 1 is connected with gravel material semi-finished product stockyard 5 by rubber conveyer with jaw crusher 2 discharge gates down;
Gravel material semi-finished product stockyard 5 is connected with screening machine 3 by rubber conveyer, be connected with gravel material finished product stockyard 4 by rubber conveyer under the sieve of screening machine 3, be connected with gyratory crusher 6 on the sieve of screening machine 3, the outlet of gyratory crusher 6 is connected with gravel material finished product stockyard 4 by rubber conveyer.
The rod spacing of described rod formula batcher 1 is 150mm ± 15mm.
The discharge gate of described jaw crusher 2 is 170mm ± 17mm.
The screen cloth specification of described screening machine 3 is 80mm ± 8mm.
The discharge gate of described gyratory crusher 6 is set at 40mm ± 4mm.
A kind ofly use the method that above-mentioned each described systems produce clay core wall of earth dam is mixed gravel material, may further comprise the steps:
One, the run-of-pit that adopts in this example is the granite parent rock, wherein the granule content less than 5mm generally is no more than 4%, run-of-pit is transported to receiver bin 9 by dump truck, receiver bin 9 has rod formula batcher 1, the rod spacing of described rod formula batcher 1 is 150mm ± 15mm, building stones on the sieve enter jaw crusher 2, and the discharge gate of described jaw crusher 2 is 170mm ± 17mm.Building stones under the sieve and deliver to gravel material semi-finished product stockyard 5 by rubber conveyer through the broken material of jaw crusher 2 fragmentations;
Two, the building stones in gravel material semi-finished product stockyard 5 are through screening machine 3 screenings, and the screen cloth specification of described screening machine 3 is 80mm ± 8mm.Building stones on the sieve enter gyratory crusher 6, and the discharge gate of described gyratory crusher 6 is set at 40mm ± 4mm.Building stones under the sieve and deliver to gravel material finished product stockyard 4 by rubber conveyer through the broken material of gyratory crusher 6 fragmentations; From the discharge gate of gyratory crusher 6 come out less than the gravel material of 120mm and sieve down less than the mixing of the gravel material of 80mm, as shown in Figure 2, its grading curve (be positioned in the middle of curve) is just in time at the gravel material grating envelope curve of designing requirement, and is no more than 8% less than the granule content of 5mm.Mix gravel material by the clay core wall of earth dam that above-mentioned steps obtains to adhere to specification.
The core-wall that adopts method of the present invention to prepare is mixed the gradation composition table of gravel material:
| Particle diameter is formed | 80～120 | 40～80 | 20～40 | 5～20 | <5 | Subtotal |
| Percentage composition % | 9.20 | 48.79 | 19.99 | 14.29 | 7.72 | 100 |
Claims (10)
1. a clay core wall of earth dam is mixed the gravel material preparation system, it is characterized in that: receiver bin (9) has rod formula batcher (1), be connected with jaw crusher (2) on the sieve of rod formula batcher (1), the sieve of rod formula batcher (1) is connected with gravel material semi-finished product stockyard (5) by rubber conveyer with jaw crusher (2) discharge gate down;
Gravel material semi-finished product stockyard (5) is connected with screening machine (3) by rubber conveyer, be connected with gravel material finished product stockyard (4) by rubber conveyer under the sieve of screening machine (3), be connected with gyratory crusher (6) on the sieve of screening machine (3), the outlet of gyratory crusher (6) is connected with gravel material finished product stockyard (4) by rubber conveyer.
2. a kind of clay core wall of earth dam according to claim 1 is mixed the gravel material preparation system, it is characterized in that: the rod spacing of described rod formula batcher (1) is 150mm ± 15mm.
3. a kind of clay core wall of earth dam according to claim 1 is mixed the gravel material preparation system, it is characterized in that: the discharge gate of described jaw crusher (2) is 170mm ± 17mm.
4. a kind of clay core wall of earth dam according to claim 1 is mixed the gravel material preparation system, it is characterized in that: the screen cloth specification of described screening machine (3) is 80mm ± 8mm.
5. a kind of clay core wall of earth dam according to claim 1 is mixed the gravel material preparation system, it is characterized in that: the discharge gate of described gyratory crusher (6) is set at 40mm ± 4mm.
6. an application rights requires the method that 1-5 each described systems produce clay core wall of earth dam are mixed gravel material, it is characterized in that may further comprise the steps:
One, run-of-pit is transported to receiver bin (9) by dump truck, receiver bin (9) has rod formula batcher (1), building stones on the sieve enter jaw crusher (2), sieve down building stones and deliver to gravel material semi-finished product stockyard (5) through the broken material of jaw crusher (2) fragmentation by rubber conveyer;
Two, the building stones of gravel material semi-finished product stockyard (5) are through screening machine (3) screening, and the building stones on the sieve enter gyratory crusher (6), sieve down building stones and deliver to gravel material finished product stockyard (4) through the broken material of gyratory crusher (6) fragmentation by rubber conveyer;
Mix gravel material by the clay core wall of earth dam that above-mentioned steps obtains to adhere to specification.
7. method according to claim 6 is characterized in that: the rod spacing of described rod formula batcher (1) is 150mm ± 15mm.
8. method according to claim 6 is characterized in that: the discharge gate of described jaw crusher (2) is 170mm ± 17mm.
9. method according to claim 6 is characterized in that: the screen cloth specification of described screening machine (3) is 80mm ± 8mm.
10. method according to claim 6 is characterized in that: the discharge gate of described gyratory crusher (6) is set at 40mm ± 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110232380.8A CN102274783B (en) | 2011-08-15 | 2011-08-15 | Dam core wall gravel-doped stone preparation system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110232380.8A CN102274783B (en) | 2011-08-15 | 2011-08-15 | Dam core wall gravel-doped stone preparation system and method |
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| Publication Number | Publication Date |
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| CN102274783A true CN102274783A (en) | 2011-12-14 |
| CN102274783B CN102274783B (en) | 2014-04-02 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942321A (en) * | 2012-11-26 | 2013-02-27 | 山东水泥厂有限公司 | Ore muck separation system |
| CN103752393A (en) * | 2014-01-21 | 2014-04-30 | 葛洲坝集团第五工程有限公司 | Processing system and method for compatible processing of natural material gravel and artificial hard rock and gravel |
| CN104258961A (en) * | 2014-08-05 | 2015-01-07 | 四川德胜集团钒钛有限公司 | Ore crushing device |
| CN104384006A (en) * | 2014-10-24 | 2015-03-04 | 重庆福希建材有限公司 | Shale uniformly-crushing device for energy-saving type sintered shale hollow block |
| CN105297684A (en) * | 2015-10-24 | 2016-02-03 | 江南水利水电工程公司 | Superlarge-particle-size gravel-doped soil rock-fill dam core wall |
| CN105903540A (en) * | 2016-06-22 | 2016-08-31 | 中国葛洲坝集团第五工程有限公司 | Preparation system and method of rock-fill dam bedding material |
| CN107282257A (en) * | 2017-07-03 | 2017-10-24 | 能诚集团有限公司 | A kind of multi-stage screening mechanism |
| CN108246472A (en) * | 2018-02-01 | 2018-07-06 | 新疆兵团水利水电工程集团有限公司 | Core-wall or sloping core filter material preparation facilities and method |
| CN109647608A (en) * | 2019-01-06 | 2019-04-19 | 明拓集团铬业科技有限公司 | A kind of high production capacity high carbon ferro-chrome finishing equipment |
| CN111957420A (en) * | 2020-06-28 | 2020-11-20 | 北京格林雷斯环保科技有限公司 | Building waste pretreatment system and pretreatment method |
| CN114453114A (en) * | 2021-11-30 | 2022-05-10 | 中交二公局第三工程有限公司 | Environment-friendly tailing slag resource utilization method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942321A (en) * | 2012-11-26 | 2013-02-27 | 山东水泥厂有限公司 | Ore muck separation system |
| CN103752393A (en) * | 2014-01-21 | 2014-04-30 | 葛洲坝集团第五工程有限公司 | Processing system and method for compatible processing of natural material gravel and artificial hard rock and gravel |
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| CN104258961A (en) * | 2014-08-05 | 2015-01-07 | 四川德胜集团钒钛有限公司 | Ore crushing device |
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| CN104384006A (en) * | 2014-10-24 | 2015-03-04 | 重庆福希建材有限公司 | Shale uniformly-crushing device for energy-saving type sintered shale hollow block |
| CN105297684A (en) * | 2015-10-24 | 2016-02-03 | 江南水利水电工程公司 | Superlarge-particle-size gravel-doped soil rock-fill dam core wall |
| CN105903540A (en) * | 2016-06-22 | 2016-08-31 | 中国葛洲坝集团第五工程有限公司 | Preparation system and method of rock-fill dam bedding material |
| CN107282257A (en) * | 2017-07-03 | 2017-10-24 | 能诚集团有限公司 | A kind of multi-stage screening mechanism |
| CN108246472A (en) * | 2018-02-01 | 2018-07-06 | 新疆兵团水利水电工程集团有限公司 | Core-wall or sloping core filter material preparation facilities and method |
| CN108246472B (en) * | 2018-02-01 | 2024-02-23 | 新疆兵团水利水电工程集团有限公司 | Device and method for preparing core wall or inclined wall filter material |
| CN109647608A (en) * | 2019-01-06 | 2019-04-19 | 明拓集团铬业科技有限公司 | A kind of high production capacity high carbon ferro-chrome finishing equipment |
| CN111957420A (en) * | 2020-06-28 | 2020-11-20 | 北京格林雷斯环保科技有限公司 | Building waste pretreatment system and pretreatment method |
| CN114453114A (en) * | 2021-11-30 | 2022-05-10 | 中交二公局第三工程有限公司 | Environment-friendly tailing slag resource utilization method |
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| CN102274783B (en) | 2014-04-02 |
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