CN109610628A - Gully drainage hole plugging structure - Google Patents
Gully drainage hole plugging structure Download PDFInfo
- Publication number
- CN109610628A CN109610628A CN201811514506.9A CN201811514506A CN109610628A CN 109610628 A CN109610628 A CN 109610628A CN 201811514506 A CN201811514506 A CN 201811514506A CN 109610628 A CN109610628 A CN 109610628A
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- CN
- China
- Prior art keywords
- gully
- tube body
- drainage hole
- outside
- variable diameter
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
Abstract
The present invention provides a kind of gully drainage hole plugging structures, it is related to Tailings Dam technical field, gully drainage hole plugging structure provided by the invention includes variable diameter tube body, closure plate component and closeouts, wherein: variable diameter tube body is used for the drainage hole through gully, and the reducer being gradually reduced with outer diameter, reducer are at least partly used to penetrate drainage hole；It is external that closure plate assembly set is set to reducer pipe, and forms slip casting space with variable diameter tube body and gully, and closure plate component has injected hole, and closeouts are connect with variable diameter tube body for blocking variable diameter tube body.Gully drainage hole plugging structure provided by the invention is easy to operate, structure is simple, can adapt to the drainage hole of different situations, is not influenced by the shape of drainage hole, concrete dropping situations etc., keeps closure operation convenient and easy, effectively guarantees plugging effect.
Description
Technical field
The present invention relates to Tailings Dam technical fields, more particularly, to a kind of gully drainage hole plugging structure.
Background technique
Gully is that Tailings Dam drains off floodwaters the important structures of return water, it has structural integrity good, simple and convenient operation and maintenance
Advantage is widely applied in Tailings Dam.
Window type gully common structure pattern has armored concrete gully and head tower formula gully, in which: reinforcing bar is mixed
There are round or square windows in borehole wall different level for solidifying soil gully, generally use stopper, steel plate, concrete or other materials
It is blocked, but the longer Tailings Dam of many runing times, due to construction reason or service year limit for length, armored concrete draining
Situations such as well drainage hole falls off there are in irregular shape, aperture surrounding concrete causes plug that can not install or block not sternly；Steel
Tower gully well bore is all formed by steel-pipe welding, and drainage hole is the steel pipe being welded in pit shaft side wall, and nozzle, which blocks, to be used
Steel plate or blind flange, easy to operate, but head tower formula gully diameter is smaller, wall thickness is relatively thin, lighter in weight, resistance to capsizing compared with
Small, non-deformability is poor, generally can be only applied to small-sized level land library.
Summary of the invention
The purpose of the present invention is to provide a kind of gully drainage hole plugging structures, can adapt to the draining of different situations
Hole is not influenced by the shape of drainage hole, concrete dropping situations etc., keeps closure operation convenient and easy, effective to guarantee to block effect
Fruit.
To achieve the above object, the present invention the following technical schemes are provided:
The present invention provides a kind of gully drainage hole plugging structure, including variable diameter tube body, closure plate component and closeouts,
In:
The variable diameter tube body is used for the drainage hole through gully, and the reducer being gradually reduced with outer diameter, the change
Diameter section is at least partly used to penetrate the drainage hole；
It is external that the closure plate assembly set is set to the reducer pipe, and forms slip casting with the variable diameter tube body and the gully
Space, the closure plate component have injected hole；
The closeouts are connect with the variable diameter tube body for blocking the variable diameter tube body.
Further, the variable diameter tube body further includes inside linkage section and outside linkage section, the inside linkage section and institute
It states outside linkage section to connect with the closure plate component respectively, the reducer is in the inside linkage section and connects with the outside
Between section.
Further, the inside linkage section and the cylindrical structure of the outside linkage section.
Further, the closure plate component includes interior side stopboard and outer side stopboard, and the interior side stopboard is sheathed on the change
Diameter tube body is in one end inside the gully, and the outer side stopboard is sheathed on the variable diameter tube body and is in outside the gully
The one end in portion.
Further, the interior side stopboard includes inside sleeved part and the inside slip casting that connect with the inside sleeved part
Portion, the inside sleeved part are sheathed on the outside of the variable diameter tube body, and inside slip casting portion is far from the inside sleeved part
One end is used to offset with the inner wall of the gully.
Further, the outer side stopboard includes outside sleeved part and the outside slip casting that connect with the outside sleeved part
Portion, the outside sleeved part are sheathed on the outside of the variable diameter tube body, and outside slip casting portion is far from the outside sleeved part
One end is used to offset with the outer wall of the gully.
Further, the injected hole is set to the outer side stopboard.
Further, the interior side stopboard and the outer side stopboard are threadedly coupled with the variable diameter tube body respectively.
Further, the closeouts are plugged in one end that the variable diameter tube body is in outside the gully.
Further, the closeouts are blind flange.
Gully drainage hole plugging structure provided by the invention can generate it is following the utility model has the advantages that
When stating gully drainage hole plugging structure in use, variable diameter tube body is run through to the drainage hole of gully first,
During this, the lesser one end of reducer outer diameter penetrates drainage hole first, so that at least partly reducer penetrates drainage hole, then
It is external that closure plate assembly set is set to reducer pipe.Closure plate component and variable diameter tube body and gully form slip casting space at this time, by stifled
Injected hole on board group part injects slurries into slip casting space, and the gap between drainage hole and variable diameter tube body is full of.Finally make
Variable diameter tube body is blocked with closeouts.
For compared with the existing technology, gully drainage hole plugging structure provided by the invention is easy to operate, structure is simple,
It can adapt to the drainage hole of different situations, do not influenced by the shape of drainage hole, concrete dropping situations etc., make to block operation conveniently
It is easy, while the slurry in slip casting space can adequately fill the gap between drainage hole and variable diameter tube body, it is effective to guarantee
Plugging effect.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the sectional view of gully drainage hole plugging structure provided in an embodiment of the present invention；
Fig. 2 is the sectional view of variable diameter tube body provided in an embodiment of the present invention；
Fig. 3 is the left view of interior side stopboard provided in an embodiment of the present invention；
Fig. 4 is the right view of outer side stopboard provided in an embodiment of the present invention.
Icon: 1- variable diameter tube body；11- reducer；Linkage section on the inside of 12-；Linkage section on the outside of 13-；2- closure plate group
Part；Side stopboard in 21-；Sleeved part on the inside of 211-；Slip casting portion on the inside of 212-；The outer side stopboard of 22-；Sleeved part on the outside of 221-；
Slip casting portion on the outside of 222-；223- injected hole；3- closeouts；4- gully；5- slip casting space.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Fig. 1 is the sectional view of gully drainage hole plugging structure provided in an embodiment of the present invention；Fig. 2 is the embodiment of the present invention
The sectional view of the variable diameter tube body of offer；Fig. 3 is the left view of interior side stopboard provided in an embodiment of the present invention；Fig. 4 is that the present invention is real
The right view of the outer side stopboard of example offer is provided.
The purpose of the present embodiment is that a kind of gully drainage hole plugging structure is provided, as shown in Figure 1, including variable diameter tube body
1, closure plate component 2 and closeouts 3, in which:
Variable diameter tube body 1 is used for the drainage hole through gully 4, and the reducer 11 being gradually reduced with outer diameter, reducer
11 at least partly for penetrating drainage hole；
Closure plate component 2 is sheathed on outside variable diameter tube body 1, and forms slip casting space 5, closure plate group with variable diameter tube body 1 and gully 4
Part 2 has injected hole 223；
Closeouts 3 are connect with variable diameter tube body 1 for blocking variable diameter tube body 1.
When stating gully drainage hole plugging structure in use, variable diameter tube body 1 is run through to the drainage hole of gully 4 first,
In the process, the lesser one end of reducer outer diameter penetrates drainage hole first, so that at least partly reducer 11 penetrates drainage hole,
Then closure plate component 2 is sheathed on outside variable diameter tube body 1.It is empty to form slip casting for closure plate component 2 and variable diameter tube body 1 and gully 4 at this time
Between 5, slurries are injected into slip casting space 5 by the injected hole 223 on closure plate component 2, will be between drainage hole and variable diameter tube body 1
Gap is full of.Finally variable diameter tube body is blocked using closeouts 3.
For compared with the existing technology, gully drainage hole plugging structure provided in this embodiment is easy to operate, structure is simple
It is single, it can adapt to the drainage hole of different situations, do not influenced by the shape of drainage hole, concrete dropping situations etc., make to block operation
It is convenient and easy, while the slurry in slip casting space can adequately fill the gap between drainage hole and variable diameter tube body, effectively
Guarantee plugging effect.
In order to enable the structure of variable diameter tube body 1 is sufficiently tight, the material of variable diameter tube body 1 can be stainless steel.
In at least one embodiment, as shown in Fig. 2, the uniform external diameter of reducer 11 reduces, wall thickness is equal everywhere, i.e.,
Reducer 11 facilitates the production and processing of above-mentioned variable diameter tube body 1 in horn-like.
In some embodiments, interior as shown in Fig. 2, variable diameter tube body 1 further includes inside linkage section 12 and outside linkage section 13
Side linkage section 12 and outside linkage section 13 are connect with closure plate component 2 respectively, and reducer 11 is in inside linkage section 12 and outside connects
It connects between section 13.
When in use, inside linkage section 12 may be at the inside of gully 4, and outside linkage section 13 may be at gully
4 outside, closure plate component 2 can be connect with inside linkage section 12 and outside linkage section 13 respectively.Closure plate component 2 is connected by inside
It connects section 12 and outside linkage section 13 and drainage hole forms the space for being used for slip casting, guarantee that variable diameter tube body 1 can be stable with draining
Well 4 connects.
In at least one embodiment, as shown in Fig. 2, one end of reducer 11 is connect with inside linkage section 12, reducer
11 other end is connect with outside linkage section 13.
On the basis of the above embodiments, in order to be more convenient the connection of closure plate component 2 Yu variable diameter tube body 1, inside linkage section
12 and the cylindrical structure of outside linkage section 13.
Inside linkage section 12 and the cylindrical structure of outside linkage section 13, i.e. inside linkage section 12 and outside linkage section 13
Outer diameter it is equal everywhere, gradually increased relative to outer diameter, reduce or have other variation for, straight inside linkage section 12
It is more convenient for being attached with closure plate component 2 with outside linkage section 13.
When inside linkage section 12 and outside 13 cylindrical structure of linkage section, the outer diameter of inside linkage section 12 is less than outer
The outer diameter of side linkage section 13.
It, can be from the outside of gully 4 by inside linkage section when needing variable diameter tube body 1 running through the drainage hole of gully 4
12 protrude into the drainage hole of gully 4.Since the outer diameter of inside linkage section 12 is less than the outer diameter of outside linkage section 13, so that reducer pipe
Body 1 is easier to that reducer is then penetrated drainage hole across drainage hole, at this point, inside linkage section 12 is in the inside of gully 4,
Outside linkage section 13 is in the outside of gully 4, then carries out closure plate component 2 and inside linkage section 12 and outside linkage section 13
Connection.
It should be noted that closure plate component 2 can be threadedly coupled with variable diameter tube body 1, can also be clamped with variable diameter tube body 1,
Other detachable or non-removable connection types can also be used.
In some embodiments, as shown in Figure 1, closure plate component 2 includes interior side stopboard 21 and outer side stopboard 22, interior side stopboard
21 are sheathed on one end that variable diameter tube body 1 is in inside gully 4, and outer side stopboard 22 is sheathed on variable diameter tube body 1 and is in outside gully 4
The one end in portion.
When in use, the inner and outer wall of interior side stopboard 21 and outer side stopboard 22 respectively with gully 4 offsets, so that variable diameter
The both ends of tube body 1 can be attached by slurry and gully 4.
As shown in Figure 1, when variable diameter tube body 1 include inside linkage section 12 and outside linkage section 13 when, interior side stopboard 21 with it is interior
Side linkage section 12 connects, and outer side stopboard 22 is connect with outside linkage section 13.
In some embodiments, as shown in figures 1 and 3, interior side stopboard 21 includes inside sleeved part 211 and is arranged with inside
The inside slip casting portion 212 that portion 211 connects, inside sleeved part 211 are sheathed on the outside of variable diameter tube body 1, and inside slip casting portion 212 is separate
One end of inside sleeved part 211 is used to offset with the inner wall of gully 4.
When in use, inside sleeved part 211 is sheathed on variable diameter tube body 1 outside of inside linkage section 12, specifically can be with
The threaded connection of variable diameter tube body 1 or clamping etc., so that end and draining of the inside slip casting portion 212 far from inside sleeved part 211
The inner wall of well 4 offsets, and avoids slurries from the air gap leakage between inside slip casting portion 212 and gully 4.
Wherein, in order to avoid inside slip casting portion 212 is less than 4 inner wall of gully far from the outer diameter of 211 end of inside sleeved part
The aperture of drainage hole, as shown in Figure 1, inside slip casting portion 212 is greater than inside sleeved part far from the outer diameter of 211 end of inside sleeved part
211 outer diameter.
Specifically, as shown in Figure 1, when inside 12 cylindrical structure of linkage section, the cylindrical knot of inside sleeved part 211
Structure.
In some embodiments, as shown in Figure 1, inside slip casting portion 212 can in horn-like, the lesser one end of outer diameter with it is interior
Side sleeved part 211 connects.At this point, inside slip casting portion 212 close to the side of gully 4 can between the inner wall of gully 4 shape
At the gap for accommodating slurry, the contact surface of above-mentioned gully drainage hole plugging structure and gully 4 and slurry is increased
Product.
In further embodiments, inside slip casting portion 212 is parallel with the inner wall of gully 4 close to the side of gully 4, makes
Used time, the side form the gap for accommodating slurry not between the inner wall of gully 4 directly against the inner wall of gully 4.
In some embodiments, as shown in Figure 1 and Figure 4, outer side stopboard 22 includes outside sleeved part 221 and is arranged with outside
The outside slip casting portion 222 that portion 221 connects, outside sleeved part 221 are sheathed on the outside of variable diameter tube body 1, and outside slip casting portion 222 is separate
One end of outside sleeved part 221 is used to offset with the outer wall of gully 4.
When in use, outside sleeved part 221 is sheathed on variable diameter tube body 1 outside of outside linkage section 13, specifically can be with
The threaded connection of variable diameter tube body 1 or clamping etc., so that end and draining of the outside slip casting portion 222 far from outside sleeved part 221
The inner wall of well 4 offsets, and avoids slurries from the air gap leakage between outside slip casting portion 222 and gully 4.
Wherein, in order to avoid outside slip casting portion 222 is less than 4 inner wall of gully far from the outer diameter of 221 end of outside sleeved part
The aperture of drainage hole, as shown in Figure 1, outside slip casting portion 222 is greater than outside sleeved part far from the outer diameter of 221 end of outside sleeved part
221 outer diameter.
Specifically, as shown in Figure 1, outside sleeved part 221 is cylindrical when outside 13 cylindrical structure of linkage section
Structure.
In some embodiments, as shown in Figure 1, outside slip casting portion 222 can be in horn-like, lesser one end of outer diameter and outer
Side sleeved part 221 connects.At this point, outside slip casting portion 222 close to the side of gully 4 can between the inner wall of gully 4 shape
At the gap for accommodating slurry, the contact surface of above-mentioned gully drainage hole plugging structure and gully 4 and slurry is increased
Product.
In further embodiments, outside slip casting portion 222 is parallel with the inner wall of gully 4 close to the side of gully 4, makes
Used time, the side form the gap for accommodating slurry not between the inner wall of gully 4 directly against the inner wall of gully 4.
As shown in Figure 1, when interior side stopboard 21 includes inside sleeved part 211 and inside slip casting portion 212, outer side stopboard 22 includes
When outside sleeved part 221 and outside slip casting portion 222, inside slip casting portion 212, outside slip casting portion 222, variable diameter tube body 1 and gully 4
Between formed annular slip casting space 5.
In some embodiments, as shown in figure 4, operating personnel's slip casting into slip casting space 5 for convenience, injected hole 223
Set on outer side stopboard 22, operating personnel can carry out slip casting into slip casting space 5 in the outside of gully 4.
Specifically, outer side stopboard 22 is equipped with opening far from one end of outside sleeved part 221, which forms injected hole 223.
In some embodiments, in order to facilitate connection, outer side stopboard 22 and the reducer pipe of interior side stopboard 21 and variable diameter tube body 1
The connection of body 1, interior side stopboard 21 and outer side stopboard 22 are threadedly coupled with variable diameter tube body 1 respectively.Specifically, interior side stopboard 21 with it is interior
Side linkage section 12 is threadedly coupled, and outer side stopboard 22 is threadedly coupled with outside linkage section 13.
In some embodiments, in order to facilitate the installation of closeouts 3, as described in Figure 1, closeouts 3 are plugged in variable diameter tube body 1
One end outside gully 4, specifically, closeouts 3 are plugged in the outside one end of linkage section 13 far from reducer 11.
In some embodiments, closeouts 3 are blind flange, and blind flange can be threadedly coupled with variable diameter tube body 1.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of gully drainage hole plugging structure, which is characterized in that including variable diameter tube body (1), closure plate component (2) and closeouts
(3), in which:
The variable diameter tube body (1) is used for the drainage hole through gully (4), and the reducer (11) being gradually reduced with outer diameter,
The reducer (11) is at least partly for penetrating the drainage hole；
The closure plate component (2) is sheathed on the variable diameter tube body (1) outside, and with the variable diameter tube body (1) and the gully (4)
It is formed slip casting space (5), the closure plate component (2) has injected hole (223)；
The closeouts (3) connect with the variable diameter tube body (1) for blocking the variable diameter tube body (1).
2. gully drainage hole plugging structure according to claim 1, which is characterized in that the variable diameter tube body (1) is also wrapped
Include inside linkage section (12) and outside linkage section (13), the inside linkage section (12) and the outside linkage section (13) respectively with
Closure plate component (2) connection, the reducer (11) are in the inside linkage section (12) and the outside linkage section (13)
Between.
3. gully drainage hole plugging structure according to claim 2, which is characterized in that the inside linkage section (12) and
The cylindrical structure of outside linkage section (13).
4. gully drainage hole plugging structure according to claim 1, which is characterized in that the closure plate component (2) includes
Interior side stopboard (21) and outer side stopboard (22), the interior side stopboard (21) are sheathed on the variable diameter tube body (1) and are in the draining
The internal one end of well (4), the outer side stopboard (22) are sheathed on the variable diameter tube body (1) and are in the gully (4) outside
One end.
5. gully drainage hole plugging structure according to claim 4, which is characterized in that the interior side stopboard (21) includes
Inside sleeved part (211) and the inside slip casting portion (212) being connect with the inside sleeved part (211), the inside sleeved part
(211) it is sheathed on the outside of the variable diameter tube body (1), inside slip casting portion (212) is far from the inside sleeved part (211)
One end is used to offset with the inner wall of the gully (4).
6. gully drainage hole plugging structure according to claim 4, which is characterized in that the outer side stopboard (22) includes
Outside sleeved part (221) and the outside slip casting portion (222) being connect with the outside sleeved part (221), the outside sleeved part
(221) it is sheathed on the outside of the variable diameter tube body (1), outside slip casting portion (222) is far from the outside sleeved part (221)
One end is used to offset with the outer wall of the gully (4).
7. gully drainage hole plugging structure according to claim 4, which is characterized in that the injected hole (223) is set to
The outer side stopboard (22).
8. gully drainage hole plugging structure according to claim 4, which is characterized in that the interior side stopboard (21) and institute
Outer side stopboard (22) is stated to be threadedly coupled with the variable diameter tube body (1) respectively.
9. gully drainage hole plugging structure according to claim 1-8, which is characterized in that the closeouts
(3) it is plugged in the variable diameter tube body (1) and is in the external one end of the gully (4).
10. gully drainage hole plugging structure according to claim 1-8, which is characterized in that the closeouts
It (3) is blind flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811514506.9A CN109610628B (en) | 2018-12-11 | 2018-12-11 | Drainage hole plugging structure of drainage well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811514506.9A CN109610628B (en) | 2018-12-11 | 2018-12-11 | Drainage hole plugging structure of drainage well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109610628A true CN109610628A (en) | 2019-04-12 |
| CN109610628B CN109610628B (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811514506.9A Active CN109610628B (en) | 2018-12-11 | 2018-12-11 | Drainage hole plugging structure of drainage well |
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| WO2000060017A3 (en) * | 1999-04-07 | 2001-03-15 | Fraunhofer Ges Forschung | Sealing material, seal and method for sealing openings and use thereof |
| DE19628988B4 (en) * | 1996-07-18 | 2005-01-05 | Michael Buhla | Wall penetration with centering disk for several medium pipe diameters |
| CN103557012A (en) * | 2013-11-19 | 2014-02-05 | 河南理工大学 | Large deformation tunnel surrounding rock grouting fastening bearing structure and construction method |
| CN103924652A (en) * | 2014-04-06 | 2014-07-16 | 金建工程设计有限公司 | Window-type drainage well and construction method thereof |
| CN203782862U (en) * | 2014-04-06 | 2014-08-20 | 金建工程设计有限公司 | Window type draining well |
| CN105782585A (en) * | 2016-04-20 | 2016-07-20 | 宝钢集团新疆八钢铁有限公司 | Technology for preventing seepage of suspended water cooling pond wall of corex furnace by means of reaming, pipe penetrating and blocking |
| CN205678279U (en) * | 2016-06-20 | 2016-11-09 | 中铁四局集团第三建设有限公司 | A kind of pond overflowing water experiment pool wall sealing hole device |
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2018
- 2018-12-11 CN CN201811514506.9A patent/CN109610628B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19628988B4 (en) * | 1996-07-18 | 2005-01-05 | Michael Buhla | Wall penetration with centering disk for several medium pipe diameters |
| WO2000060017A3 (en) * | 1999-04-07 | 2001-03-15 | Fraunhofer Ges Forschung | Sealing material, seal and method for sealing openings and use thereof |
| CN103557012A (en) * | 2013-11-19 | 2014-02-05 | 河南理工大学 | Large deformation tunnel surrounding rock grouting fastening bearing structure and construction method |
| CN103924652A (en) * | 2014-04-06 | 2014-07-16 | 金建工程设计有限公司 | Window-type drainage well and construction method thereof |
| CN203782862U (en) * | 2014-04-06 | 2014-08-20 | 金建工程设计有限公司 | Window type draining well |
| CN105782585A (en) * | 2016-04-20 | 2016-07-20 | 宝钢集团新疆八钢铁有限公司 | Technology for preventing seepage of suspended water cooling pond wall of corex furnace by means of reaming, pipe penetrating and blocking |
| CN205678279U (en) * | 2016-06-20 | 2016-11-09 | 中铁四局集团第三建设有限公司 | A kind of pond overflowing water experiment pool wall sealing hole device |
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| Publication number | Publication date |
|---|---|
| CN109610628B (en) | 2020-12-08 |
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