CN201137052Y - Tailings reservoir double-protection flood-discharging device - Google Patents
Tailings reservoir double-protection flood-discharging device Download PDFInfo
- Publication number
- CN201137052Y CN201137052Y CNU2007200093181U CN200720009318U CN201137052Y CN 201137052 Y CN201137052 Y CN 201137052Y CN U2007200093181 U CNU2007200093181 U CN U2007200093181U CN 200720009318 U CN200720009318 U CN 200720009318U CN 201137052 Y CN201137052 Y CN 201137052Y
- Authority
- CN
- China
- Prior art keywords
- dam
- floodwaters
- under
- spillway
- drains
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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Abstract
The utility model discloses an open spillway and a light section under-dam drainage device set. The light section under-dam drainage device is arranged below a tailings dam, and the open spillway is arranged at dam abutment position of the tailings dam. The open spillway and the light section under-dam drainage device set has the advantages that an ore drawing mode of a tailing pond is changed, namely the common 'drawing ore in the front of a tailing dam' is replaced by 'drawing ore at the rear of a tailing pond', and a light section drainage system and a dam abutment spillway are respectively arranged to correspond to design flood with high or low different frequency, because a dual-joint protection device is concentrically arranged in a dam abutment zone, dam abutment spillway investment is saved and management and maintenance are safe and simple, simultaneously, because drainage cross section of the under-dam drainage device is drastically reduced and the longitudinal length of the under-dam drainage device is shortened, safety and reliability of the under-dam drainage are increased, thereby achieving investment reduction and safety and reliability improvement of the complete drainage system of the tailings pond.
Description
Technical field
The utility model relates to a kind of mine safety device, and especially a kind of mine tailing storehouse duplex is protected the device that drains off floodwaters.
Background technology
The mine tailing storehouse is the association of the various structure of the mine tailing that produces behind the safe storage mine ore dressing, and the system of drainning off floodwaters is exactly one of its crucial structure, and for example China's nonferrous metal mine causes 50% of the whole mine tailing storehouse accident that almost accounts for of disaster because of the system's accident of drainning off floodwaters.Therefore the system of drainning off floodwaters in mine tailing storehouse has a very important role for the security and stability in mine tailing storehouse.There are the individuality of enormous amount and the small mine of small towns collective operation in China, and its mine tailing storehouse is generally less, and these small-sized mine tailing storehouses owing to reasons such as management and safety, much are once to build a dam to store (not the adopting the tailings pile dam) of mine tailing.For the mine tailing storehouse of not adopting the tailings pile dam, its tradition technology of drainning off floodwaters generally only adopts the system of drainning off floodwaters of an Analysis of Nested Design flood frequency, system not only wants safety to discharge the flood and the tailing clearing rinsing of reservoir area in time because this drains off floodwaters, and to guarantee not allow tailings from the system leak that drains off floodwaters, it is not sediment outflow of draining, therefore discharging mine tailing before the general employing dam, rear portion, reservoir area clarification water quality, the pattern of draining under the dam, the system of drainning off floodwaters mainly is made up of drainage chutes and gutter, extend in the storehouse, be characterized in skewed slot earial drainage water inlet elevation along with the rising of mine tailing depositional plane elevation corresponding increasing.The earial drainage cross section of this system of drainning off floodwaters is designed according to the design frequency flood, stipulate according to national regulation, the minimal design flood frequency in small-sized mine tailing storehouse all is 50 years one chances, the designed flood frequency in medium-sized mine tailing storehouse was up to 200～500 years one chances, the cross section of the system of therefore drainning off floodwaters is relatively large, and longitudinal length is longer, invest also corresponding bigger, and the probability of mine tailing storehouse experience design frequency flood is lower on ordinary days, even in the mine tailing storehouse the whole flood that might once all not meet with design frequency during one's term of military service, make that the ability of the system of drainning off floodwaters is superfluous greatly on ordinary days, form investment and overstock; And the system of drainning off floodwaters belongs to disguised stronger structure under the dam, and accident rate is than higher; The earial drainage cross section is big more simultaneously, the possibility of accident is high more, in case have an accident, rescue is very thorny, and difficulty of governance is bigger, removes the small part mine carries out consolidation process in the accident gutter after, outside continuing to use, overwhelming majority FIX CHARGE RATE ABOUT THE WASTE water pipe and even the whole series system of drainning off floodwaters all scrap, and must build one again and overlap the system of drainning off floodwaters, and lose huge.
Summary of the invention
The purpose of this utility model is to provide a kind of mine tailing storehouse duplex to protect the device that drains off floodwaters.This device is applicable to the mine tailing storehouse of once building the dam, other builds face of land flood spillway and drains big flow flood, reduce the earial drainage cross section of the system of drainning off floodwaters under the dam, mine tailing storehouse and shorten the system's longitudinal length that drains off floodwaters under the dam, thereby reduce the drain off floodwaters investment of system of whole mine tailing storehouse, increase the flood control safety in mine tailing storehouse simultaneously.It is simple in structure, safe, reliable, easy to maintenance.
The technical solution of the utility model is: a kind of mine tailing storehouse duplex is protected the device that drains off floodwaters, and this mine tailing storehouse duplex is protected the device that drains off floodwaters: comprise that the device that drains off floodwaters under tailing dam, open spillway and the cover light section dam forms; The device that drains off floodwaters under the light section dam is positioned under the tailing dam; Open spillway is positioned at tailing dam dam abutment position.
The device that drains off floodwaters under the light section dam comprises drainage chutes, connects well, gutter; Drainage chutes be connected well and be rigidly connected; Water pipe runs in behind the connection well.
Advantage of the present utility model is: mine tailing storehouse ore drawing pattern is changed into " ore drawing behind the storehouse " by " ore drawing before the dam " commonly used, corresponding high, the design flood of low different frequency is provided with drain off floodwaters system and dam abutment flood spillway of light section respectively and drains, protect the device that drains off floodwaters because of duplex and concentrate on the dam abutment area arrangements, dam abutment flood spillway reduced investment, management maintenance safety, easy, reducing significantly simultaneously because of the device earial drainage cross section of drainning off floodwaters under the dam, and the longitudinal length of the device that drains off floodwaters under the shortening dam, increased its security reliability, thereby the investment that has realized the whole system of drainning off floodwaters in mine tailing storehouse reduces, safety reliability increases.
Description of drawings
Fig. 1 protects the apparatus structure schematic diagram that drains off floodwaters for the utility model mine tailing storehouse duplex.
The specific embodiment
Mine tailing storehouse duplex is protected the device that drains off floodwaters and generally is arranged in tailing dam 1 dam abutment zone, is constituted jointly by the device 3 that drains off floodwaters under an open spillway 2 and the cover light section dam.
Open spillway 2 discharge capacities according to national regulation regulation the design frequency low frequency--flood is provided with, get according to the reservoir area landform and decide the overflow weir pattern--forward weir or side direction weir; Open spillway 2 adopts stone masonry or reinforced concrete lining layer; Open spillway 2 is discharged direction according to current and is configured to overflow weir → inducer → outflow channel section → absorption basin → open channel successively.
Device 3 discharge capacities that drain off floodwaters under the light section dam are provided with according to the high-frequency flood; Drainage chutes 4 square cross-section, the length of side 400～500mm, reinforced concrete structure; The loam cake arched cover board, the wide 200～300mm of cover plate, precast member for reinforcing bar concrete, by adding a cover cover plate successively, can realize drainage chutes 4 earial drainage water inlet elevations with the rising of mine tailing depositional plane elevation corresponding increasing.Drainage chutes 4 be connected well 5 and be rigidly connected; Connect well 5 for the cylindrical reinforced concrete structure, hollow, wall thickness 400mm; Water pipe 6 runs in behind the connection well 5; Reinforced concrete sewer pipe 6 internal diameters are at 200～300mm.
Claims (2)
1, a kind of mine tailing storehouse duplex is protected the device that drains off floodwaters, and it is characterized in that this mine tailing storehouse duplex protects the device that drains off floodwaters: comprise device (3) composition that drains off floodwaters under tailing dam (1), an open spillway (2) and the cover light section dam; The device (3) that drains off floodwaters under the light section dam is positioned under the tailing dam (1); Open spillway (2) is positioned at tailing dam (1) dam abutment position.
2, protect the device that drains off floodwaters according to the described mine tailing of claim 1 storehouse duplex, the device (3) that it is characterized in that drainning off floodwaters under the light section dam comprises drainage chutes (4), connects well (5), gutter (6); Drainage chutes (4) be connected well (5) and be rigidly connected; Water pipe (6) runs in behind the connection well (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200093181U CN201137052Y (en) | 2007-12-26 | 2007-12-26 | Tailings reservoir double-protection flood-discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200093181U CN201137052Y (en) | 2007-12-26 | 2007-12-26 | Tailings reservoir double-protection flood-discharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201137052Y true CN201137052Y (en) | 2008-10-22 |
Family
ID=40037738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200093181U Expired - Fee Related CN201137052Y (en) | 2007-12-26 | 2007-12-26 | Tailings reservoir double-protection flood-discharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201137052Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782454B (en) * | 2009-12-25 | 2011-06-29 | 重庆大学 | Breakdown testing device for mine waste reservoir |
| CN104831673A (en) * | 2015-05-27 | 2015-08-12 | 葛洲坝集团第五工程有限公司 | Waste water treatment tailing pond for sand and gravel processing system and operation method |
| CN105951968A (en) * | 2016-06-21 | 2016-09-21 | 中国恩菲工程技术有限公司 | Device and method for upstream flood interception and drainage of tailing pond |
| CN114541340A (en) * | 2022-03-14 | 2022-05-27 | 中国恩菲工程技术有限公司 | One-time dam-building tailing pond flood drainage system |
-
2007
- 2007-12-26 CN CNU2007200093181U patent/CN201137052Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782454B (en) * | 2009-12-25 | 2011-06-29 | 重庆大学 | Breakdown testing device for mine waste reservoir |
| CN104831673A (en) * | 2015-05-27 | 2015-08-12 | 葛洲坝集团第五工程有限公司 | Waste water treatment tailing pond for sand and gravel processing system and operation method |
| CN105951968A (en) * | 2016-06-21 | 2016-09-21 | 中国恩菲工程技术有限公司 | Device and method for upstream flood interception and drainage of tailing pond |
| CN114541340A (en) * | 2022-03-14 | 2022-05-27 | 中国恩菲工程技术有限公司 | One-time dam-building tailing pond flood drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA RUILIN ENGINEERING CO. Free format text: FORMER OWNER: NANCHANG ENGINEERING + RESEARCH INSTITUTE OF NONFERROUS METALS Effective date: 20090403 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090403 Address after: Green Road Nanchang City, Jiangxi province Honggutan New District No. 669, zip code: 330000 Patentee after: China Nerin Engineering Co., Ltd. Address before: No. 1, Bayi Avenue, Jiangxi, Nanchang, China: 330024 Patentee before: Nanchang Academy of Nonferrous Metallurgy |
|
| 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: 20081022 Termination date: 20161226 |