CN208816080U - A kind of same diameter casing antipriming of bored grouting - Google Patents
A kind of same diameter casing antipriming of bored grouting Download PDFInfo
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- CN208816080U CN208816080U CN201821500847.6U CN201821500847U CN208816080U CN 208816080 U CN208816080 U CN 208816080U CN 201821500847 U CN201821500847 U CN 201821500847U CN 208816080 U CN208816080 U CN 208816080U
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- pallet
- antipriming
- sleeve
- casing
- sealing
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Abstract
The utility model provides a kind of bored grouting same diameter casing antipriming, including sleeve A, pallet；The inside of described sleeve pipe A is equipped with sealing-plug；The side wall of described sleeve pipe A is equipped with injected hole, and injected hole is located at the top of sealing-plug；Sleeve A is placed in drilling, forms annular space A between sleeve A and drilling；Pallet is arranged on the lateral wall of described sleeve pipe A, the bottom surface of pallet and the bottom surface of sealing-plug are in same level；The outer diameter of the pallet is greater than the outer diameter 10-20mm of sleeve A and is less than the internal diameter 10-20mm of drilling；The lateral wall of described sleeve pipe A is equipped with water stop portion, and the water stop portion is located at the top of pallet and contacts with pallet.The antipriming have the advantages that structure it is simple, it is easy to use, water stop portion can be effectively prevent to slide or fall off, improve that slip casting position is accurate and manufacturing process is simple.
Description
Technical field
The utility model relates to bored grouting technical field, the same diameter casing antipriming of specially a kind of bored grouting.
Background technique
During drilling construction, drill-hole pumping or the drilling that discharges water are needed in the interior tripping in drainpipe that drills, and drainpipe includes
Screen casing and casing, by lower merging drilling after screen casing and casing welding, screen casing is located at the top of casing；In drainage procedure, it is
It prevents gap of the drilling upper water after draining tube wall from entering drilling lower part or mine, causes unnecessary water to increase, simultaneously
It is also prevented from surface subsidence caused by upper formation dehydration, therefore, it is necessary to carrying out slip casting after screen casing wall.In the prior art, main
It has the following problems, first is that screen casing is the annular sky being connected to the annular space A of drilling and casing with the annular space B of drilling
Between, it is typically employed in the external of screen casing and sealing material is set, annular space A and annular space B are separated, to prevent water
Into annular space B, during to screen casing grouting behind shaft or drift lining, with increasing for cement slurry, weight becomes larger this method,
The gravity that will lead to sealing material receiving increases, and forms that sealing material slide downward or inclination, the situations such as fall off；Second is that being bored
The limitation in hole aperture, using with screen casing with diameter casing when, sealing material more easily glides under the influence of gravity, causes to infuse
Slurry position shifts, and influences the accuracy of construction.
Summary of the invention
In consideration of it, the utility model provides a kind of same diameter casing antipriming of bored grouting, specially one kind is equipped with
Sleeve A, casing B, pallet, water stop portion the same diameter casing antipriming of bored grouting.The antipriming is simple with structure, makes
With it is convenient, water stop portion can be effectively prevent to slide or fall off, improve the advantage that slip casting position is accurate and manufacturing process is simple.
On the basis of existing technology, the utility model provides a kind of same diameter casing antipriming of bored grouting, packet
Include sleeve A, pallet；
The inside of described sleeve pipe A is equipped with sealing-plug；
The side wall of described sleeve pipe A is equipped with injected hole, and injected hole is located at the top of sealing-plug；
Sleeve A is placed in drilling, forms annular space A between sleeve A and drilling；
Pallet is arranged on the lateral wall of described sleeve pipe A, the bottom surface of pallet and the bottom surface of sealing-plug are in same level；
The outer diameter of the pallet is greater than the outer diameter 10-20mm of sleeve A and is less than the internal diameter 10-20mm of drilling；
The lateral wall of described sleeve pipe A is equipped with water stop portion, and the water stop portion is located at the top of pallet and contacts with pallet；
When needing to carry out slip casting to the hole wall at drilling designated depth, according to designated depth, pallet is fixed on sleeve A
Specific position, and the position of sealing-plug is adjusted, the bottom surface of the bottom surface and sealing-plug that make pallet is in same level, in pallet
The fixed water stop portion in top；Then it will be placed in and drill under sleeve A, pallet reaches at the position of designated depth, and water stop portion is to annular
Space A closing；Cement slurry enters in annular space A from injected hole, under the action of water stop portion, bottom-up rising, until ground
When thering is cement slurry to return out, stop slip casting；Using antipriming provided by the utility model, have simple structure, using flexible, can
It effectively prevent water stop portion to slide or fall off, improve the accurate advantage in slip casting position.
For the broad applicability for improving the device, it is connected with casing B in the lower end of sleeve A, according to needing slip casting in drilling
Position, adjust sleeve A and casing B length, improve slip casting position accuracy.
Preferably, described sleeve pipe A and casing B are connected by welding, and raising sleeve A connects firm with casing B
Property.
Preferably, described sleeve pipe A and casing B are connected through a screw thread, convenient to replace to sleeve A and casing B.
Preferably, the pallet is teel pallet, and pallet is connect by welding with sleeve A.
Preferably, the water stop portion is wound by sealing material, and the sealing material is cotton yarn, at least one in kelp
Kind, the sealing material height twined is less than drilling internal diameter, sleeve A can be clogged after expansion and the annular space A formed that drills, realized
The effect of sealing.
Preferably, the aperture of the injected hole is 3-5cm, and injected hole is set there are five more than, is arranged along pipe wall screw shape.
Preferably, the sealing-plug is cement plug, cost-saved.
It compared with prior art, can basis the utility model has the beneficial effects that by setting sleeve A, pallet and cement plug
Demand acts on the carrying of water stop portion to slip casting is carried out at the designated depth of drilling, by pallet, and avoidable water stop portion is slided
The situations such as dynamic, mobile, improve the stability of slip casting process and the accuracy of slip casting position；Due to antipriming provided by the present application
It is without any requirement to aperture shape, the size of drilling, therefore, make antipriming provided by the present application that there is the excellent of strong applicability
Point；Since the structure of antipriming is simple, makes it have and prepare advantage simple, at low cost.
Detailed description of the invention
To be illustrated more clearly that background technique or the technical solution of the utility model, below to the prior art or specific implementation
The attached drawing being used in combination in mode is briefly described；It should be evident that the attached drawing below in conjunction with specific embodiment is only to use
The utility model embodiment is understood in facilitating, 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 a schematic structural view of the utility model；
In figure, 1- sleeve A, 2- pallet, 3- casing B, 4- drilling, 5- cement plug, 6- injected hole, 7- annular space A, 8- stop
Water portion.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality
With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
As shown in Figure 1, the utility model provides a kind of same diameter casing antipriming of bored grouting, including sleeve A 1,
Pallet 2；It is welded with casing B3 in the lower end of sleeve A 1, according to the position for needing slip casting in drilling 4, adjusts casing A1 and casing B3
Length, improve slip casting position accuracy；
The inside of sleeve A 1 is equipped with cement plug 5；The side wall of sleeve A 1 is equipped with injected hole 6, and injected hole 6 is located at cement plug 5
Top；The aperture of injected hole 6 is 4cm, and injected hole 6 is equipped with eight, is arranged along pipe wall screw shape；Sleeve A 1 is placed in drilling 4
In, annular space A7 is formed between sleeve A 1 and drilling 4；
Pallet 2 is arranged on the lateral wall of sleeve A 1, the bottom surface of pallet 2 and the bottom surface of cement plug 5 are in same level；
Pallet 2 is teel pallet 2, and pallet 2 is connect by welding with sleeve A 1；The outer diameter of pallet 2 is greater than the outer diameter of sleeve A 1
10-20mm and the internal diameter 10-20mm for being less than drilling 4；
The lateral wall of sleeve A 1 is equipped with water stop portion 8, and water stop portion 8 is located at the top of pallet 2 and contacts with pallet 2；Sealing
Portion 8 is wound by sealing material, and sealing material is cotton yarn, and the sealing material height twined is less than 4 internal diameters of drilling, can after expansion
The annular space A7 for clogging 4 formation of sleeve A 1 and drilling, realizes the effect of sealing；
When needing to carry out slip casting to the hole wall at 4 designated depths of drilling, according to designated depth, pallet 2 is fixed on set
The specific position pipe A1, and the position of sealing-plug is adjusted, the bottom surface of the bottom surface and sealing-plug that make pallet 2 is in same level,
In the fixed water stop portion 8 in the top of pallet 2；Then by the lower merging drilling 4 of sleeve A 1, pallet 2 is reached at the position of designated depth, only
Annular space A7 is closed in water portion 8；Cement slurry enters in annular space A7 from injected hole 6, under the action of water stop portion 8, under
Rise upwards, until stopping slip casting when ground has cement slurry to return out；Using antipriming provided by the utility model, there is structure
Simply, using flexible, can effectively prevent water stop portion 8 slide or fall off, improve the accurate advantage in slip casting position.
Claims (7)
1. a kind of same diameter casing antipriming of bored grouting, which is characterized in that including sleeve A, pallet；Described sleeve pipe A's is interior
Portion is equipped with sealing-plug；The side wall of described sleeve pipe A is equipped with injected hole, and injected hole is located at the top of sealing-plug；Sleeve A is placed in brill
Kong Zhong forms annular space A between sleeve A and drilling；Be arranged with pallet on the lateral wall of described sleeve pipe A, the bottom surface of pallet with
The bottom surface of sealing-plug is in same level；The outer diameter of the pallet is greater than the outer diameter 10-20mm of sleeve A and is less than the interior of drilling
Diameter 10-20mm；The lateral wall of described sleeve pipe A is equipped with water stop portion, and the water stop portion is located at the top of pallet and contacts with pallet.
2. the same diameter casing antipriming of bored grouting as described in claim 1, which is characterized in that connect in the lower end of sleeve A
It is connected to casing B.
3. the same diameter casing antipriming of bored grouting as claimed in claim 2, which is characterized in that described sleeve pipe A and casing B
By welding or the mode of threaded connection connects.
4. the same diameter casing antipriming of bored grouting as described in claim 1, which is characterized in that the pallet is steel support
Disk, pallet are connect by welding with sleeve A.
5. the same diameter casing antipriming of bored grouting as described in claim 1, which is characterized in that the water stop portion is by sealing
Material is wound, and the sealing material is at least one of cotton yarn, kelp.
6. the same diameter casing antipriming of bored grouting as described in any one in claim 1-5, which is characterized in that the slip casting
The aperture in hole is 3-5cm, and injected hole is set there are five more than, is arranged along pipe wall screw shape.
7. the same diameter casing antipriming of bored grouting as described in any one in claim 1-5, which is characterized in that the sealing
Plug is cement plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500847.6U CN208816080U (en) | 2018-09-13 | 2018-09-13 | A kind of same diameter casing antipriming of bored grouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500847.6U CN208816080U (en) | 2018-09-13 | 2018-09-13 | A kind of same diameter casing antipriming of bored grouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816080U true CN208816080U (en) | 2019-05-03 |
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ID=66277054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821500847.6U Active CN208816080U (en) | 2018-09-13 | 2018-09-13 | A kind of same diameter casing antipriming of bored grouting |
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| CN (1) | CN208816080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424449A (en) * | 2019-07-16 | 2019-11-08 | 河海大学 | A kind of microbe controlling method of reinforced earth bulkhead and its long-time stability |
| CN111075392A (en) * | 2019-12-13 | 2020-04-28 | 江苏长江地质勘查院 | Layered water stopping device and process for deep hole |
-
2018
- 2018-09-13 CN CN201821500847.6U patent/CN208816080U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424449A (en) * | 2019-07-16 | 2019-11-08 | 河海大学 | A kind of microbe controlling method of reinforced earth bulkhead and its long-time stability |
| CN110424449B (en) * | 2019-07-16 | 2021-06-15 | 河海大学 | Microorganism control method for long-term stability of reinforced retaining wall |
| CN111075392A (en) * | 2019-12-13 | 2020-04-28 | 江苏长江地质勘查院 | Layered water stopping device and process for deep hole |
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