CN202390813U - Concrete mold bag for maintenance of gate water seal - Google Patents
Concrete mold bag for maintenance of gate water seal Download PDFInfo
- Publication number
- CN202390813U CN202390813U CN2011204866965U CN201120486696U CN202390813U CN 202390813 U CN202390813 U CN 202390813U CN 2011204866965 U CN2011204866965 U CN 2011204866965U CN 201120486696 U CN201120486696 U CN 201120486696U CN 202390813 U CN202390813 U CN 202390813U
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- concrete
- bag
- housing
- water seal
- emergency gate
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Abstract
The utility model provides a concrete mold bag for maintenance of a gate water seal, comprising a casing and a geotextile bag arranged in the casing. The geotextile bag is expanded by using a skeleton which is arranged in the geotextile bag and matched with an inner cavity of the casing, is pressed in the inner cavity, and is provided with a slot; the side of the casing, contacting with a dam body, is provided with an opening. The concrete mold bag for maintenance of a gate water seal mainly comprises the casing, the mold bag and the skeleton, has a simple structure and low cost, is convenient, reliable, safe and practical, and has stronger popularization and application value.
Description
Technical field
The utility model relates to a kind of Emergency Gate carries out reliable water shutoff under no sealing embedded part situation technology, specifically is the concrete mould bag that a kind of Emergency Gate water seal is used.
Background technology
China has many power stations and dam to build up above 30 years; Row in the dam body is husky, flood discharge and generating runner be through under water long-time running; Damage has in various degree all appearred in the gate equipment in most runners and the runner, and especially anterior gate and the steel lining of runner can not overhaul owing to the position is forward for a long time.Though can adopt the engineering measure of diver's underwater repair, the underwater repair difficulty is big, difficult quality guarantee, easily failure.The engineering measure of therefore in large and medium-sized hydroelectric project, setting up Emergency Gate in recent years before many employing runner horn mouths on the dam body is carried out the anterior shutoff in aperture to realize the nonirrigated farmland maintenance of runner and gate equipment.But the water shutoff problem between Emergency Gate of setting up and the rough dam body is the key factor of this engineering measure smooth implementation of restriction always.For solving this engineering roadblock, successively adopted the heavy in section rubber water sealing and set up technical measures such as high accuracy embedded part under water.Made this engineering measure be difficult to be used widely owing to adapting to reasons such as head restriction and construction costs be higher.Therefore, how to find a kind of economy, reliable, safe and easy water shutoff technical measures, the maintenance of disease danger dam runner is had crucial meaning.
The utility model content
The purpose of the utility model is the mould pocket type concrete sealing water device between a kind of Emergency Gate of design and the rough dam body; To reach the purpose of reliable water shutoff; The concrete mould bag that promptly provides a kind of Emergency Gate water seal to use serves as the difficult problem that Emergency Gate that anterior gate of maintenance runner and steel lining are set up carries out reliable water shutoff to solve old power station.
For reaching above-mentioned purpose; The concrete mould bag that the utility model provides a kind of Emergency Gate water seal to use; It is characterized in that: it comprises housing, is arranged on the geotechnological cloth bag of the sealing in the housing; And should the utilization of geotechnique's cloth bag establish within it and the skeleton that matches with the cavity shape of said housing struts, should be pressed in the said inner chamber by geotechnique's cloth bag, and should be provided with jack by geotechnique's cloth bag; The side that said housing is used for contacting with dam body is provided with opening.
Said opening is towards concrete dam, and said concrete is a underwater concrete.
Said underwater concrete is UWB non-dispersible underwater concrete or PBM macromolecule copolymer resin underwater concrete.
Said housing is the steel housing, and said skeleton is a cage of reinforcement.
Said housing section is a rectangle or trapezoidal, and the shell length direction is a rectangle.
The utility model has the advantages that: between Emergency Gate and concrete dam facing, adopting geotextiles mould bag is the concrete mould bag that the utility model provides; Form the reliable water shutoff between gate and the dam body, it mainly is made up of housing, mould bag and skeleton, and is simple in structure; With low cost; Convenient and reliable, safe and practical, have stronger application value.
Description of drawings
Combine accompanying drawing and embodiment that the utility model is elaborated at present:
Fig. 1 is that the concrete mould bag that Emergency Gate water seal that the utility model provides is used is used sketch map;
Fig. 2 is the A portion enlarged diagram among Fig. 1.
Among the figure: 1, housing; 2, geotechnological cloth bag; 3, skeleton; 4, power station runner; 5, horn mouth; 6, concrete dam body; 7, Emergency Gate; 8, dam facing.
The specific embodiment
The concrete mould bag that the Emergency Gate water seal that present embodiment provided is used, as shown in Figure 2, comprise housing 1, be arranged on the geotechnological cloth bag 2 of the sealing in the housing 1; And should utilize the skeleton 3 of establishing within it and matching to strut by geotechnique's cloth bag 2 with the cavity shape of housing 1; Should be pressed in the inner chamber by geotechnique's cloth bag 2, housing 1 one sides are provided with opening, this opening when using towards the concrete dam facing; Concrete is a underwater concrete, and this is not shown.The housing 1 here is the steel housing, and skeleton 3 is cage of reinforcement.
Example schematic of carrying out water seal for the concrete mould bag that utilizes present embodiment to provide shown in Figure 1, figure is visible thus, and mostly runner 4 front ends in power station are horn mouth 5, and horn mouth 5 front part sides are for directly building the concrete dam body 6 that forms.The Sealing Surface 8 of Emergency Gate 7 water seals that are provided with must directly drop on the horn mouth 5 preceding concrete dam bodies 6.And concrete surface unevenness and roughness are bigger before the dam, and some local damages that in addition possibly form after the operation of power station select suitable water shutoff pattern and material just to seem extremely important.The concrete water seal of present embodiment design is that the concrete mould bag is when being used for water seal; Be arranged on all frames of Emergency Gate 7 downstream panels; On Emergency Gate 7 water shutoff lines, making the steel template is housing 1, and this steel template and concrete dam body 6 contact sides are opening, and it is geotechnological cloth bag 2 that its inner chamber is provided with the closed die bag that adopts geotextiles (material of permeable anti-silt seepage) to be made into; Utilizing cage of reinforcement again is that skeleton 3 struts it, makes in its inner chamber that is pressed on housing 1.Be positioned before the dam Emergency Gate on the Sealing Surface during installation and water shutoff template concrete mould bag is close on the dam facing 8 of concrete dam body 6; In geotechnological cloth bag 2, adopt conduit pouring underwater concrete from the water surface to fill through the jack on the geotechnological cloth bag 2 then, the slit that the dam facing 8 that makes geotechnological cloth bag 2 effectively fill up Emergency Gate 7 and concrete dam body 6 forms until whole geotechnological cloth bag 2.Reach intensity at concrete and open the downstream Service gate after the length of time, make Emergency Gate 7 pressurized water shutoffs.Housing 1 section is processed rectangle or trapezoidal according to the build of resistance to compression section calculated size and concrete dam facing, and the shell length direction designs according to the build in dam facing aperture, is generally rectangle.
Adopt that this method has overcome under water on the vertical dam facing that concreting reveals in a large number easily, builds that difficulty is big, water sealing effect difference and construction back remove shortcomings such as difficulty; The geotechnological cloth bag 2 that utilization has high water-permeability makes the underwater concrete material of more flowability be filled in the water shutoff position of Emergency Gate 7 accurately; The concrete mould bag that water shutoff is simultaneously used can also directly transmit whole water pressures of Emergency Gate 7 to concrete dam body 6, directly use as the support of Emergency Gate 7.
The underwater concrete material is selected UWB non-dispersible underwater concrete and PBM macromolecule copolymer resin underwater concrete for use according to Emergency Gate 7 pressure-bearing pressure sizes.
Wherein, The UWB non-dispersible underwater concrete is in ordinary concrete, to add UWB non-dispersible underwater concrete flocculant and the concrete that forms; PBM macromolecule copolymer resin underwater concrete is to be cementing agent with the PBM resin, with itself and the fixed concrete that forms of aggregate (stone, sand, cement).
Between Emergency Gate 7 and concrete dam facing, adopt geotechnological cloth bag, the pouring underwater concrete material forms the reliable water shutoff between Emergency Gate 7 and the concrete dam body 6; The concrete mould bag that the Emergency Gate water seal that present embodiment provided is used is that geotechnological cloth bag 2 and skeleton 3 constitute by housing 1, mould bag mainly; Simple in structure, with low cost, convenient and reliable; Safe and practical, have stronger application value.
Claims (5)
1. concrete mould bag that the Emergency Gate water seal is used; It is characterized in that: it comprises housing, is arranged on the geotechnological cloth bag of the sealing in the housing; And should the utilization of geotechnique's cloth bag establish within it and the skeleton that matches with the cavity shape of said housing struts; Should be pressed in the said inner chamber by geotechnique's cloth bag, and should be provided with jack by geotechnique's cloth bag; The side that said housing is used for contacting with dam body is provided with opening.
2. the concrete mould bag that a kind of Emergency Gate water seal as claimed in claim 1 is used, it is characterized in that: said opening is towards concrete dam; Said concrete is a underwater concrete.
3. the concrete mould bag that a kind of Emergency Gate water seal as claimed in claim 2 is used is characterized in that: said underwater concrete is UWB non-dispersible underwater concrete or PBM macromolecule copolymer resin underwater concrete.
4. the concrete mould bag that a kind of Emergency Gate water seal as claimed in claim 1 is used is characterized in that: said housing is the steel housing, and said skeleton is a cage of reinforcement.
5. the concrete mould bag that a kind of Emergency Gate water seal as claimed in claim 1 is used is characterized in that: said housing section is a rectangle or trapezoidal, and the shell length direction is a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204866965U CN202390813U (en) | 2011-11-30 | 2011-11-30 | Concrete mold bag for maintenance of gate water seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204866965U CN202390813U (en) | 2011-11-30 | 2011-11-30 | Concrete mold bag for maintenance of gate water seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202390813U true CN202390813U (en) | 2012-08-22 |
Family
ID=46665749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204866965U Expired - Lifetime CN202390813U (en) | 2011-11-30 | 2011-11-30 | Concrete mold bag for maintenance of gate water seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202390813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034848A (en) * | 2017-05-10 | 2017-08-11 | 中国葛洲坝集团基础工程有限公司 | A kind of water storage concrete dam construction stitches the construction method of flexible leak stoppage |
-
2011
- 2011-11-30 CN CN2011204866965U patent/CN202390813U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034848A (en) * | 2017-05-10 | 2017-08-11 | 中国葛洲坝集团基础工程有限公司 | A kind of water storage concrete dam construction stitches the construction method of flexible leak stoppage |
| CN107034848B (en) * | 2017-05-10 | 2019-06-28 | 中国葛洲坝集团基础工程有限公司 | A kind of construction method of water storage concrete dam construction seam flexible leak stoppage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ELECTRIC POWER CONSTRUCTION GROUP NORTHWEST Free format text: FORMER NAME: HYDROCHINA XIBEI ENGINEERING CORPORATION Owner name: HYDROCHINA XIBEI ENGINEERING CORPORATION Free format text: FORMER NAME: NORTHWEST HYDROELECTRIC INVESTIGATION + DESIGN INSTITUTE OF CHINA HYDROPOWER ENGINEERING CONSULTING |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710065 Shaanxi Province, Xi'an City Road eight No. 18 general survey and Design Institute of the Northwest Office Patentee after: POWERCHINA NORTHWEST ENGINEERING Co.,Ltd. Address before: 710065 Shaanxi Province, Xi'an City Road eight No. 18 general survey and Design Institute of the Northwest Office Patentee before: NORTHWEST HYDRO CONSULTING ENGINEERS, CHECC Address after: 710065 Shaanxi Province, Xi'an City Road eight No. 18 general survey and Design Institute of the Northwest Office Patentee after: NORTHWEST HYDRO CONSULTING ENGINEERS, CHECC Address before: 710065 Shaanxi Province, Xi'an City Road eight No. 18 general survey and Design Institute of the Northwest Office Patentee before: Northwest Hydro Consulting Engineers, CHECC |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |