CN109723442A - Open coal mine water-bearing layer reservoir waterproof control device - Google Patents
Open coal mine water-bearing layer reservoir waterproof control device Download PDFInfo
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- CN109723442A CN109723442A CN201811565313.6A CN201811565313A CN109723442A CN 109723442 A CN109723442 A CN 109723442A CN 201811565313 A CN201811565313 A CN 201811565313A CN 109723442 A CN109723442 A CN 109723442A
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Abstract
The present invention provides a kind of open coal mine water-bearing layer reservoir waterproof control device, including multiple waterproof modules, and each waterproof module includes water proof unit and jack assembly.Water proof unit includes antiseepage film, fixed support plate and pressure plate；Fixed support plate includes two pieces, and two pieces of fixed support plates are oppositely arranged on antiseepage film two sides to clamp antiseepage film, antiseepage film first while and second while be placed on the outside of fixed support plate, first while and second while be two opposite sides；Pressure plate includes two pieces, offers holding tank on each pressure plate, and the slot bottom of two holding tanks is oppositely arranged, antiseepage film first while or edge when second be located between two slot bottoms；Jack assembly includes two jack, and two jack are oppositely disposed in two holding tanks；The both ends of jack offset with the setting position in the slot bottom inner wall and anti-water controller of holding tank respectively.Above scheme through the invention, can guarantee the leakproofness of the splicing interface of muti-piece antiseepage film, and improve splicing efficiency.
Description
Technical field
The present invention relates to ground water protection technical fields, and in particular to a kind of open coal mine water-bearing layer reservoir waterproof control dress
It sets.
Background technique
Use curtain water proof with water conservation in coal mine or underground during mining at present.Curtain around opencut at present
The most important problem of water proof is that barrier performance cannot be guaranteed, traditional water-stop curtain using modes such as cement injections, when
When water level is higher, hydraulic pressure is larger outside water-stop curtain, often have water leakage, it is impervious ineffective；Not for impervious effect
Good problem, although can be solved by way of water-separating film wherein is arranged, since the preparation process of water-separating film limits
System, width can only achieve five meters.But the length of curtain be typically all more than two kms, just need at this time several hundred pieces every
Moisture film carries out splicing and is just able to achieve, and splicing needs professional to operate, and spends human and material resources, and the antiseepage effect of stitching portion
A possibility that fruit is unable to get guarantee, and there are leakages.
Summary of the invention
Present invention seek to address that the problem of anti-seepage effect difference existing for underground water water-separating film splicing in the prior art, into
And provide a kind of open coal mine water-bearing layer reservoir waterproof control device.
For this purpose, the present invention provides a kind of open coal mine water-bearing layer reservoir waterproof control device, including multiple waterproof modules, often
One waterproof module includes water proof unit and jack assembly, in which:
The water proof unit includes antiseepage film, fixed support plate and pressure plate；The fixed support plate includes two pieces, two pieces
The fixed support plate is oppositely arranged on antiseepage film two sides to clamp the antiseepage film, the antiseepage film first while and when second
Be placed on the outside of the fixed support plate, described first while and it is described second while be two opposite sides；The pressure plate includes two
Block offers holding tank on each pressure plate, and the slot bottom of two holding tanks is oppositely arranged, the first side of the antiseepage film
Or second the edge on side be located between two slot bottoms；
The jack assembly includes two jack, and two jack are oppositely disposed in two holding tanks
In；The both ends of the jack offset with the setting position in the slot bottom inner wall and anti-water controller of the holding tank respectively.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, positioned at the antiseepage film the same face
Fixed support plate and pressure plate are seamless spliced.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the fixed support plate includes grillage
With the clamping plate for being set to the grillage two sides；The grillage both sides of the edge form connecting plate to the antiseepage film direction, described
Connecting plate is perpendicular to the grillage；The clamping plate is fixedly connected with the connecting plate and is parallel to the antiseepage film direction setting；
The junction of the connecting plate and the clamping plate is located at the middle part of the clamping plate；The first of the antiseepage film while and when second by institute
State clamping plate clamping.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the medial surface of the clamping plate is provided with
Sealing material.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the sealing material is plastic cement.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the length of the fixed support plate is
4700mm；The cavity of 200mm × 200mm is formed between two pieces of opposite fixed support plates.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the first side of the antiseepage film and
Length of two sides outside the fixed support plate is 250mm；
The pressure plate, the slot on receiving channel opening both sides are 50mm, the slot bottom width of holding tank along partial width
For 200mm.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the cavity inside is full of slurry.
Optionally, in above-mentioned open coal mine water-bearing layer reservoir waterproof control device, the jack includes pars contractilis,
One sliding part and the second sliding part；First sliding part and second sliding part are individually fixed in the two of the pars contractilis
End；First sliding part includes bottom plate and the first pulley group for being set to the plate outer side；The second pulley portion includes
Top plate and the second pulley group being set on the outside of second top plate；For away from described on the outside of the plate outer side and the top plate
The side of antiseepage film.
Optionally, further include Grouting Pipe and baffle in above-mentioned open coal mine water-bearing layer reservoir waterproof control device:
The baffle plate setting is between the jack and slotting bottom plate；
It is offered on the pars contractilis and the baffle suitable for the perforative through-hole of the Grouting Pipe；
The import of the Grouting Pipe is connect with slurry source, and the outlet of the Grouting Pipe sequentially passes through the pars contractilis and the gear
Plate protrudes between the baffle and the slotting bottom plate.
Above technical scheme provided by the invention at least has the following beneficial effects: compared with prior art
Reservoir waterproof control device in open coal mine water-bearing layer provided by the invention, is clamped antiseepage film using fixed support plate
Firmly, and the two sides of antiseepage film can extend to except fixed support plate, and antiseepage film extends to the portion except fixed support plate
It point is fixed by jack and pressure plate namely when two pieces of antiseepage films are spliced, the first side of one of antiseepage film and separately
Second Bian Junke of one piece of antiseepage film is placed between pressure plate, is compressed by pressure plate, and the sealing of two pieces of antiseepage films is achieved in
Splicing.Above scheme through the invention, can guarantee the leakproofness of the splicing interface of muti-piece antiseepage film, and operate very
Simplicity, the requirement to operator is low, has greatly saved manpower and material resources, improves splicing efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of reservoir waterproof control device in open coal mine water-bearing layer described in one embodiment of the invention；
Fig. 2 is the cross-sectional view of the matching relationship of jack and pressure plate described in one embodiment of the invention；
Fig. 3 is the cross-sectional view of pressure plate described in one embodiment of the invention；
Fig. 4 is the cross-sectional structure schematic diagram of water proof unit described in another embodiment of the present invention；
Fig. 5 is the positive structure schematic of clamping plate described in one embodiment of the invention；
Fig. 6 is the schematic cross-section of jack slip casting process described in one embodiment of the invention.
Specific embodiment
Below in conjunction with attached drawing in the present embodiment, example description is carried out to the technical solution in the present invention.Of the invention
In description, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing letter of the invention
Change description, rather than the device or component of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third " are only used for description mesh
, it is not understood to indicate or imply relative importance.Wherein, term " first position " is two different with " second position "
Position.
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
The connection of two component internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment 1
It is each the present embodiment provides a kind of open coal mine water-bearing layer reservoir waterproof control device, including multiple waterproof modules
Waterproof module includes water proof unit and jack assembly.Wherein, as depicted in figs. 1 and 2, the water proof unit includes antiseepage film
101, fixed support plate 102 and pressure plate 103；The fixed support plate 102 includes two pieces, two pieces of fixed support plates 102
101 two sides of antiseepage film is oppositely arranged on to clamp the antiseepage film 101, the antiseepage film 101 first while and second while be placed in
102 outside of the fixed support plate, described first while and it is described second while be two opposite sides；Referring to Fig. 2, the pressure plate
103 include two pieces, offers holding tank on each pressure plate 103, and the slot bottom of two holding tanks is oppositely arranged, described anti-
Seep the first of film 101 while or edge when second be located between two slot bottoms；The jack assembly includes two very heavy
Top 104, two jack 104 are oppositely disposed in two holding tanks；The both ends of the jack 104 respectively with
Setting position in the slot bottom inner wall and anti-water controller of the holding tank offsets.
Open coal mine water-bearing layer reservoir waterproof control device in the present embodiment, the final underground for needing to be arranged in coal mine,
In the provisioning process, the present underground of meeting opens up slotting, anti-water controller is arranged inside slotting, in order to guarantee anti-water management
Stability between device and slotting cell wall, can be arranged wallboard outside anti-water controller, and wallboard is close to slotting inner wall and is set
It sets, the jack in anti-water controller can be abutted against directly with wallboard.
If the length of slotting is several kms, and antiseepage film is merely able to be prepared into 5 meters of width, then needs to carry out antiseepage film
Splicing, when splicing, can refer to Fig. 2, and the one of one side of the antiseepage film in current antiseepage module and the antiseepage film in adjacent antiseepage module
Side applies pressure by two pressure plates, and jack offsets with wallboard on one side, and another side offsets with holding tank slot bottom, and two very heavy
Top applies pressure to holding tank slot bottom, to guarantee that two pieces of pressure plates can clamp the stitching portion of two pieces of antiseepage films, guarantees to spell
Connect the leakproofness at place.
In the present embodiment above scheme, jack can be to be a pair of or multipair, and multipair jack can be along drawing
Groove depth direction is juxtaposed in holding tank, such as when cut depth is 10 meters, four pairs can be arranged in the vertical direction
Jack, the distance between different jack are 2.5 meters or so.
It is illustrated in figure 3 the cross-sectional view of pressure plate, including holding tank 301, the slot of holding tank is outside along 303
Extend, slot bottom 302 is a flat surface, and when specific implementation can be welded using plurality of steel plates.In conjunction with Fig. 1, slot is along 303 and fixes
Support plate 102 is seamless spliced together, can be realized by the way of welding.
In above scheme, the fixed support plate 102 can be one block of smooth steel plate, can also be using as shown in Figure 4
Structure realize.The fixed support plate includes grillage 401 and the clamping plate 403 for being set to the grillage two sides；The grillage 401
Both sides of the edge form connecting plate 402 to 101 direction of antiseepage film, and the connecting plate 402 is perpendicular to the grillage 401；Institute
Clamping plate 403 is stated to be fixedly connected with the connecting plate 402 and be parallel to 101 direction of the antiseepage film setting；The connecting plate 402 with
The junction of the clamping plate 403 is located at the middle part of the clamping plate 403；The first of the antiseepage film 101 while and second while it is described
Clamping plate 403 clamps.As shown, having gap between two overtime works 403 being oppositely arranged, antiseepage film 101 may pass through gap quilt
Clamping plate 403 clamps.As shown in figure 5, being the front schematic view of clamping plate comprising steel plate 41 and the sealing that 41 inside of steel plate is arranged in
Material 42, sealing material 42 can be laid on the surface of steel plate 41 completely, can also be provided only on the side of steel plate 41 as shown in the figure
At edge.Preferably, the sealing material 42 is plastic cement.It is contacted, can be further increased with antiseepage film 101 by sealing material 42
Sealing performance.
In above scheme, the size of all parts be may be selected to be: the length of the fixed support plate 102 is 4700mm；Phase
Pair two pieces of fixed support plates 102 between formed 200mm × 200mm cavity.The first of the antiseepage film 101 while and when second
Length outside the fixed support plate 102 is 250mm；The pressure plate 103 accommodates the slot on channel opening both sides along 303
Partial width is 50mm, and 302 width of slot bottom of holding tank is 200mm, and the groove depth of holding tank is selected as 90mm, in this way when two
When the opposite facing setting of a holding tank, possessed gap is 20mm or so between the slot bottom of two holding tanks, can be accommodated just
Two layers antiseepage film (antiseepage film with a thickness of 10mm).In addition, above structure, the marginal space reserved for antiseepage film is smaller, can be with
Guarantee that antiseepage film will not outskirt twisting or generation fold.Therefore, the part that antiseepage film 101 extends in outside fixed support plate 102 is rigid
The edge for the antiseepage film that can extend to 301 left side of slot bottom namely holding tank of holding tank 301 well can extend to holding tank
The antiseepage film of the right hand edge of 301 slot bottoms, 301 right side of holding tank can extend to the left edge of 301 slot bottom of holding tank.Pass through pressurization
Plate 103 can compress the edge of the antiseepage film of the left and right sides, it is ensured that its sealing performance.
In addition, the cavity inside in said structure is full of slurry, because above-mentioned apparatus is eventually used for waterproof curtain
In curtain, water protecting curtain, to form curtain wall, therefore is also infused generally by the injection slurries such as cement in the cavity in above structure
Enter slurry, and antiseepage film is located inside slurry, can further increase the seepage capability of curtain wall.Therefore this programme also has such as
Lower effect, for the requirement of identical barrier performance, using curtain wall than in the prior art general for having antiseepage film in this programme
Logical curtain wall can use less slurry, and the thickness for greatly reducing curtain wall has saved paste content.
Embodiment 2
Reservoir waterproof control device in open coal mine water-bearing layer provided in this embodiment, as shown in fig. 6, the jack includes
Pars contractilis 601, the first sliding part and the second sliding part；First sliding part and second sliding part are individually fixed in described
The both ends of pars contractilis 601；First sliding part includes bottom plate 604 and the first pulley group for being set to 604 outside of bottom plate
605；The second pulley portion includes top plate 602 and the second pulley group 603 for being set to 602 outside of the second top plate；It is described
For away from the side of the antiseepage film 101 on the outside of 604 outside of bottom plate and the top plate 602.Combined with Figure 1 and Figure 2, in this programme
First pulley group 605 is directly in contact with the wallboard being arranged on slotting inner wall, the slot bottom 302 of second pulley group 603 and holding tank
It is in contact.It can also include Grouting Pipe 607 and baffle 606 in the device, the baffle 606 is set to the jack and draws
Between trough floor 100；It is offered on the pars contractilis 601 and the baffle 606 suitable for the perforative through-hole of the Grouting Pipe 607；
The import of the Grouting Pipe 607 is connect with slurry source, and the outlet of the Grouting Pipe 607 sequentially passes through the pars contractilis 601 and described
Baffle 606 protrudes between the baffle and the slotting bottom plate 100.In the present solution, having pulley, pulley on the both ends of jack
Spin friction coefficient is adjustable, it is ensured that while 607 slip casting of Grouting Pipe, slurries pass through the anti-push and block plate 606 of pressure itself
It up moves, by increasing coefficient of friction, so that it may slurry pressure is improved, so that the density between two antiseepage films is improved,
Jack can be moved at the top of slotting from slotting bottom plate, can also be performed back during baffle 606 up moves simultaneously
It brings drill to an end work.That is, when there is no slip casting, can by the inconsistent strength of jack and slotting inner wall and holding tank slot bottom come
Guarantee that the pressure of pressure plate can also recycle jack after using slurries to provide pressure for pressure plate by slip casting.Separately
Outside, slip casting baffle can also be added inside holding tank before slip casting namely slurry can not the direct cell wall phase with holding tank
Contact.
Such as figure, baffle 606 keeps level after contact with the inner wall of holding tank, the size of baffle 606 can be long * wide=
100mm*200mm, thick 10mm；As previously mentioned, when slotting width is 220mm, it is specified that support plate with a thickness of 10mm, fixed branch
Cavity between fagging is 200mm, therefore it is 220mm that two pieces of fixed support plates, which are formed by thickness, i.e., two pieces fixed supports
Plate can be contacted directly with slotting inner wall.
In scheme provided in this embodiment, Specific construction process be may include steps of:
Step 1: installing each piece of antiseepage module in earth's surface, guarantee the smooth opening of antiseepage film, symmetrical solid using two
Determine support plate aid, two pieces of fixed support plates can be reinforced using the form of additional fixing piece, such as pass through zigzag shape
Two pieces of fixed support plates are fixed in clamp by clamp.
Step 2: in underground excavation slotting, slotting width 220mm；Slotting length is that 5m is a cycling element；
Step 3: after excavating 2 cycling elements, 2 water proof units are respectively put into two cycling elements, water proof unit
It is 10mm with cycling element two sides；
Step 4: adjusting the coefficient of friction of very heavy top block, resistance made to be maintained at 200N or more, is held two using push rod
Jack, baffle and the Grouting Pipe received in slot are pushed to slotting bottom；
Step 5: by the slow slip casting of Grouting Pipe, injection speed is lower than 0.1m3/ min, jack is during slip casting
Baffle 606 up moves, and is moved to slotting top from slotting bottom and recycles；
Step 6: starting slotting third cycling element, and repeats the movement of step 3 to step 5.
Repeat the above steps always one to step 6 movement, until meeting the needs of reservoir is for water protecting curtain length.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of open coal mine water-bearing layer reservoir waterproof control device, which is characterized in that including multiple waterproof modules, each waterproof
Module includes water proof unit and jack assembly, in which:
The water proof unit includes antiseepage film, fixed support plate and pressure plate；The fixed support plate includes two pieces, described in two pieces
Fixed support plate is oppositely arranged on antiseepage film two sides to clamp the antiseepage film, the antiseepage film first while and second while be placed in
On the outside of the fixed support plate, described first while and it is described second while be two opposite sides；The pressure plate includes two pieces, often
Holding tank is offered on one pressure plate, the slot bottom of two holding tanks is oppositely arranged, the first side of the antiseepage film or
The edge on two sides is located between two slot bottoms；
The jack assembly includes two jack, and two jack are oppositely disposed in two holding tanks；
The both ends of the jack offset with the setting position in the slot bottom inner wall and anti-water controller of the holding tank respectively.
2. reservoir waterproof control device in open coal mine water-bearing layer according to claim 1, it is characterised in that: be located at described anti-
Fixed support plate and the pressure plate for seeping film the same face are seamless spliced.
3. reservoir waterproof control device in open coal mine water-bearing layer according to claim 2, it is characterised in that:
The fixed support plate includes grillage and the clamping plate for being set to the grillage two sides；Prevent to described the grillage both sides of the edge
It seeps film direction and forms connecting plate, the connecting plate is perpendicular to the grillage；The clamping plate be fixedly connected with the connecting plate and
It is parallel to the antiseepage film direction setting；The junction of the connecting plate and the clamping plate is located at the middle part of the clamping plate；It is described
The first of antiseepage film while and clamped by the clamping plate when second.
4. reservoir waterproof control device in open coal mine water-bearing layer according to claim 3, it is characterised in that: the clamping plate
Medial surface is provided with sealing material.
5. reservoir waterproof control device in open coal mine water-bearing layer according to claim 4, it is characterised in that: the sealing material
Material is plastic cement.
6. reservoir waterproof control device in open coal mine water-bearing layer according to claim 1-5, it is characterised in that:
The length of the fixed support plate is 4700mm；The sky of 200mm × 200mm is formed between two pieces of opposite fixed support plates
Chamber.
7. reservoir waterproof control device in open coal mine water-bearing layer according to claim 6, it is characterised in that:
The first of the antiseepage film while and length when second outside the fixed support plate be 250mm；
The pressure plate, the slot on receiving channel opening both sides are 50mm along partial width, and the slot bottom width of holding tank is
200mm。
8. reservoir waterproof control device in open coal mine water-bearing layer according to claim 7, it is characterised in that: in the cavity
Portion is full of slurry.
9. reservoir waterproof control device in open coal mine water-bearing layer according to claim 1-5, it is characterised in that:
The jack includes pars contractilis, the first sliding part and the second sliding part；First sliding part and second sliding
Portion is individually fixed in the both ends of the pars contractilis；First sliding part includes bottom plate and is set to the first of the plate outer side
Pulley blocks；The second pulley portion includes top plate and the second pulley group that is set on the outside of second top plate；Outside the bottom plate
For away from the side of the antiseepage film on the outside of side and the top plate.
10. reservoir waterproof control device in open coal mine water-bearing layer according to claim 9, which is characterized in that further include note
Slurry pipe and baffle:
The baffle plate setting is between the jack and slotting bottom plate；
It is offered on the pars contractilis and the baffle suitable for the perforative through-hole of the Grouting Pipe；
The import of the Grouting Pipe is connect with slurry source, and the outlet of the Grouting Pipe sequentially passes through the pars contractilis and the baffle is stretched
Enter between the baffle and the slotting bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811565313.6A CN109723442B (en) | 2018-12-20 | 2018-12-20 | Open coal mine aquifer reservoir waterproof control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811565313.6A CN109723442B (en) | 2018-12-20 | 2018-12-20 | Open coal mine aquifer reservoir waterproof control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723442A true CN109723442A (en) | 2019-05-07 |
| CN109723442B CN109723442B (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811565313.6A Expired - Fee Related CN109723442B (en) | 2018-12-20 | 2018-12-20 | Open coal mine aquifer reservoir waterproof control device |
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