CN104879140A - Size mixer - Google Patents
Size mixer Download PDFInfo
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- CN104879140A CN104879140A CN201510341297.2A CN201510341297A CN104879140A CN 104879140 A CN104879140 A CN 104879140A CN 201510341297 A CN201510341297 A CN 201510341297A CN 104879140 A CN104879140 A CN 104879140A
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- slurries
- pipe fitting
- pipe
- grouting
- slurry mixer
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Abstract
The invention discloses a size mixer. The size mixer comprises a tee pipe fitting, a grouting nozzle connected with the outlet of the tee pipe fitting, a first size input pipe connected with the first inlet of the tee pipe fitting, and a second size input pipe connected with the second inlet of the tee pipe fitting, the end of the first size input pipe which runs through the inner cavity of the tee pipe fitting is a size confluence point, and the size confluence point is located at the outlet of the tee pipe fitting or close to the outlet. The size mixer enables the size to combine uniformly, the size setting time can be regulated at any time, the fixed-point free grouting is realized, the leaking stoppage depth is free, the filling is compact, and the leaking stoppage is complete.
Description
Technical field
The present invention relates to chemical grouting equipment technical field, particularly a kind of slurry mixer.
Background technology
For the Construction of City Tunnel that depth of building is intensive, how customer service ground water seepage is on the impact of construction, and domestic and international expert constantly seeks new breakthrough always, explores new construction approaches and methods.The domestic grouting construction method conventional for leak stopping mostly is churning High-Pressure Grouting Method, deep-layer stirring slip casting method, static pressure injection method at present.Practice of construction in recent years proves, traditional grouting for water plugging method is difficult to the special ageing requirement meeting leak stopping, and the preparation of construction time is long, and cannot effect a radical cure EXIT POINT in the short time.
Chemical grouting is a kind of more advanced leak-blocking construction method emerging in static pressure injection method in recent years, the biliquid chemical grouting method be wherein mixed to form by a certain percentage with cement grout and water glass liquid is most widely used, it has broken the limitation of traditional slip casting method and ageing, overcome the shortcoming of single liquid cement paste and inherit the advantage of cement, and have some premium properties of chemical grout concurrently, there is gel time fast, can from several seconds to dozens of minutes in control, with strong points, short construction period, instant effect, the features such as slurries loss is little.This method generally needs above-mentioned two kinds of slurries to mix in advance when Specific construction operates, press-in single tube carries out slip casting, or cement grout and water glass is separated completely separately and be pressed into EXIT POINT and converge.But, the first way operate time easy generator tube in clogging, and not easily grasp the grout cures time, grout coordinate ratio can not be adjusted in time according to actual conditions; The second way slurries are in conjunction with uneven, and plugging effect is not good.In practical implementation process, these two kinds of ways often miss the best opportunity of leak stopping, are difficult to play maximum efficiency.Therefore, although the appearance of chemical grouting, improve leak stopping ageing, the method technique existing defects, leak stopping is difficult to reach substantial effect.
Summary of the invention
Mirror is with this, and the object of the invention is to propose a kind of slurry mixer, overcomes the defect of traditional biliquid leak stopping method, slurries is combined evenly, can adjust the grout cures time at any time, realizes the free slip casting of fixed point, solves the halfway development bottleneck problem of biliquid leak stopping.
Technical scheme of the present invention is achieved in that
A kind of slurry mixer, comprise a tee pipe fitting, the grouting nozzle be connected with the outlet of described tee pipe fitting, the first slurries input pipe be connected with the first import of described tee pipe fitting, the second slurries input pipe of being connected with the second import of described tee pipe fitting, one end that described first slurries input pipe runs through tee pipe fitting inner chamber is slurries point, and this slurries point is positioned at the exit of described tee pipe fitting or the position near exit.
Further, described grouting nozzle is a straight pipe or flexible pipe fitting.
Further, the length range of described grouting nozzle is 0.5-1.5 cun.
Further, described first slurries input pipe and described second slurries input pipe are respectively equipped with control valve.
Further, described grouting nozzle is connected with the exit seal of described tee pipe fitting by a bushing pipe fitting.
Further, described first slurries input pipe is connected with the first inlet seal of described tee pipe fitting by a bushing pipe fitting.
Further, described second slurries input pipe is fastenedly connected by the second import of a loose joint pipe fitting and described tee pipe fitting.
Further, described first slurries input pipe is connected with the first slurries Grouting Pipe, and described first slurries input pipe is provided with reducer union pipe fitting for the one end connecting the first slurries Grouting Pipe.
Further, described reducer union pipe fitting is fastenedly connected by an outer tooth box cupling part and described first slurries Grouting Pipe.
Further, described second slurries input pipe is connected with the second slurries Grouting Pipe, and being fastenedly connected by an outer tooth box cupling part and described second slurries Grouting Pipe of described second slurries input pipe.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention is by slurry mixer, and make two kinds of slurries realize evenly combining, plugging effect significantly improves, and in slip casting process, grouting nozzle freely can be come in and gone out according to the depth of leakage point, selects suitable slip casting position, progressively grouting under pressure, fills closely knit.
The present invention according to the size of the actual EXIT POINT at scene, can adjust rapidly two kinds of grout coordinate ratios by control valve, determines gel time accurately.
Due to the existence of skeleton effect, slurries and silt form overall composite construction, and EXIT POINT not easily repeats to leak, and leak stopping is more thorough.
Due to particularity and the urgency of leakage stoppage of foundation pit, in hole, biliquid leak stopping omits the complicated procedures of forming of traditional slip casting method, saves a large amount of cement that time and grouting consume, and cost-savingly reaches more than 50%.
Compared with churning high pressure slip-casting water-blocking, omit the boring procedure of cheating outer water blockoff, have strong specific aim, high quick-acting, make practical operation simple more flexibly, substantially reduce plugging time, reduce the risk that percolating water causes, economic and social benefit is remarkable.
Use the CHEMICAL GROUTING TECHNOLGY of slurry mixer of the present invention, not only operationally be better than traditional grouting for water plugging method, the more important thing is that it not only achieves the two-tube shunting conveying of two slurries, and achieve even combination, except there is the feature of traditional slip casting method, also have can regulate grout coordinate ratio, regulate setting time, the leak stopping depth freely, fill the advantages such as closely knit, leak stopping is thorough.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only the preferred embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of one embodiment of the invention.
In figure, 1 is tee pipe fitting, and 101 is outlet, 102 is the first import, and 103 is the second import, and 104 is inner chamber, 2 is grouting nozzle, and 3 is the first slurries input pipe, and 4 is the second slurries input pipe, 301 is slurries point, and 5 is control valve, and 6 is bushing pipe fitting, 7 is loose joint pipe fitting, and 8 is the first slurries Grouting Pipe, and 9 is reducer union pipe fitting, 10 is outer tooth box cupling part, and 11 is the second slurries Grouting Pipe.
Detailed description of the invention
In order to better understand the technology of the present invention content, provide a specific embodiment below, and the present invention is described further by reference to the accompanying drawings.
See Fig. 1, slurry mixer of the present invention comprises a tee pipe fitting 1, the grouting nozzle 2 be connected with the outlet 101 of described tee pipe fitting 1, the first slurries input pipe 3 be connected with the first import 102 of described tee pipe fitting 1, the second slurries input pipe 4 of being connected with the second import 103 of described tee pipe fitting 1, wherein, one end that described first slurries input pipe 3 runs through the inner chamber 104 of described tee pipe fitting 1 is slurries point 301, and this slurries point 301 is positioned at outlet 101 place of described tee pipe fitting 1 or the position near outlet 101 places.The present invention not only achieves the two-tube shunting conveying of two slurries, and achieve even combination at slurries point 301 position, the effect of solidifying leak stopping is realized at leakage point place, namely avoid in two-tube slip casting method and mix uneven problem, it also avoid the susceptible to plugging phenomenon of pipe content in single-pipe grouting method.
Described grouting nozzle 2 is a straight pipe or flexible pipe fitting, and the length range of described grouting nozzle 2 is preferably 0.5-1.5 cun, in slip casting process, grouting nozzle 2 freely can be come in and gone out according to the depth of leakage point, select suitable slip casting position, progressively grouting under pressure, fill closely knit.If grouting nozzle 2 is oversize, easily causes two slurries to solidify in slurry mixer in advance, cause the plugging effect blocking or affect leakage point; If grouting nozzle 2 is too short, slurries point 301 from leakage point too close to, also have little time reaction and solidify when slurries arrive leakage point, do not reach plugging effect.
Described first slurries input pipe 3 and described second slurries input pipe 4 are respectively equipped with control valve 5, and for the size of the actual EXIT POINT according to field operation, the proportioning of the two slurries of adjustment, determines gel time accurately, carry out leak stopping rapidly.Execute-in-place slurry mixer, adjustment grout coordinate ratio, gel time is accurately selected to be very important link for leak stopping, the proportioning of two kinds of slurries is not identical, setting time is not identical yet, in slip casting process, and the water yield size of close observation EXIT POINT, the timely adjustment grout cures time, the cavity that leakage point can fully be caused by two slurries is filled closely knit.
Further, described grouting nozzle 2 is tightly connected with the outlet 101 of described tee pipe fitting 1 by a bushing pipe fitting 6.Described first slurries input pipe 3 is tightly connected with the first import 102 of described tee pipe fitting 1 by a bushing pipe fitting 6.Described second slurries input pipe 4 is fastenedly connected with the second import 103 of described tee pipe fitting 1 by a loose joint pipe fitting 7.
Described first slurries input pipe 3 is connected with the first slurries Grouting Pipe 8, and described first slurries input pipe 3 is provided with reducer union pipe fitting 9 for the one end connecting the first slurries Grouting Pipe 8, described reducer union pipe fitting 9 is fastenedly connected by an outer tooth box cupling part 10 and the first slurries Grouting Pipe 8, to solve the problem of different bore when metallic conduit connects.
Described second slurries input pipe 4 is connected with the second slurries Grouting Pipe 11, and being fastenedly connected by an outer tooth box cupling part 10 and the second slurries Grouting Pipe 11 of described second slurries input pipe 4.Described second slurries input pipe 4 also can be provided with reducer union pipe fitting for the one end connecting the second slurries Grouting Pipe 11, to solve the problem of different bore when metallic conduit connects.
Operating principle of the present invention is: open slurry filling machine, mobility will be had, after good the second slurries (cement grout) of density are separated with first slurries (water glass liquid) of gelling performance excellence and stir, by in slurries Grouting Pipe two-tube shunting conveying press-in slurry mixer, after slurries point 301 converges, the stratum of direct injection percolating water, according to the size of water yield, by control valve 5, grout coordinate ratio can be adjusted at any time to regulate rate of set, gap in rapid filling blocking stratum or cavity, and the silt layer that consolidation is loose, form overall composite construction, improve the geology intensity on this stratum, reach the substantial effect of sealing leak stopping, leak stopping is fast and reliable.
Conventional slip casting method Economic and Efficiency Analysis contrast is as shown in the table:
By upper table analysis, use the CHEMICAL GROUTING TECHNOLGY of slurry mixer of the present invention compared with traditional slurry injection technique; Because the CHEMICAL GROUTING TECHNOLGY of use slurry mixer of the present invention can according to on-the-spot EXIT POINT water yield size, adjust grout cures at any time to harden speed, freely come in and go out according to the depth of EXIT POINT again simultaneously, select suitable slip casting position, progressively grouting under pressure, overcome the shortcoming of traditional slip casting method leakage stopping technology, the raising of its technological value is very significant.Analyze with the expense of single single hole leak stopping, the cost ratio at every turn can saved reaches more than 50%.Use the CHEMICAL GROUTING TECHNOLGY of slurry mixer of the present invention, convenient and quick construction, avoid technological preparation in the early stage process that traditional grouting leakage-proof method is loaded down with trivial details, accelerate leak stopping progress, shorten plugging time, reduce the risk that percolating water causes, its comprehensive economic benefit and social benefit fairly obvious.After slip casting completes, Leakage of Foundation Pit water obviously reduces, the phenomenon repeating to leak does not occur substantially, use the weak part that the CHEMICAL GROUTING TECHNOLGY of slurry mixer of the present invention easily can be leaked to some to carry out the process of pre-seepage pre-grouting in advance simultaneously, make the probability of percolating water decrease more than 85%.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a slurry mixer, it is characterized in that: comprise a tee pipe fitting, the grouting nozzle be connected with the outlet of described tee pipe fitting, the first slurries input pipe be connected with the first import of described tee pipe fitting, the second slurries input pipe of being connected with the second import of described tee pipe fitting, one end that described first slurries input pipe runs through tee pipe fitting inner chamber is slurries point, and this slurries point is positioned at the exit of described tee pipe fitting or the position near exit.
2. slurry mixer according to claim 1, is characterized in that: described grouting nozzle is a straight pipe or flexible pipe fitting.
3. slurry mixer according to claim 1, is characterized in that: the length range of described grouting nozzle is 0.5-1.5 cun.
4. slurry mixer according to claim 1, is characterized in that: described first slurries input pipe and described second slurries input pipe are respectively equipped with control valve.
5. slurry mixer according to claim 1, is characterized in that: described grouting nozzle is connected with the exit seal of described tee pipe fitting by a bushing pipe fitting.
6. slurry mixer according to claim 1, is characterized in that: described first slurries input pipe is connected with the first inlet seal of described tee pipe fitting by a bushing pipe fitting.
7. slurry mixer according to claim 1, is characterized in that: described second slurries input pipe is fastenedly connected by the second import of a loose joint pipe fitting and described tee pipe fitting.
8. slurry mixer according to claim 1, is characterized in that: described first slurries input pipe is connected with the first slurries Grouting Pipe, and described first slurries input pipe is provided with reducer union pipe fitting for the one end connecting the first slurries Grouting Pipe.
9. slurry mixer according to claim 8, is characterized in that: described reducer union pipe fitting is fastenedly connected by an outer tooth box cupling part and described first slurries Grouting Pipe.
10. slurry mixer according to claim 1, is characterized in that: described second slurries input pipe is connected with the second slurries Grouting Pipe, and being fastenedly connected by an outer tooth box cupling part and described second slurries Grouting Pipe of described second slurries input pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510341297.2A CN104879140A (en) | 2015-06-18 | 2015-06-18 | Size mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510341297.2A CN104879140A (en) | 2015-06-18 | 2015-06-18 | Size mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104879140A true CN104879140A (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510341297.2A Pending CN104879140A (en) | 2015-06-18 | 2015-06-18 | Size mixer |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376570A (en) * | 2020-11-18 | 2021-02-19 | 湖北中建昌龙建筑技术有限公司 | Grouting and leakage blocking method and grouting equipment in high-pressure flowing water state |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190697Y (en) * | 1993-11-13 | 1995-03-01 | 北京科技大学 | Double pump double liquid multifunction mixer |
| CN2780831Y (en) * | 2005-04-07 | 2006-05-17 | 邓敬森 | Cement, water-glass double-liquid grouting device |
| CN102900073A (en) * | 2012-11-05 | 2013-01-30 | 深圳市勘察研究院有限公司 | Double-liquid grouting mixer |
| CN103982198A (en) * | 2014-04-24 | 2014-08-13 | 中铁四局集团第二工程有限公司 | Shield double-fluid grouting joint |
| CN204783051U (en) * | 2015-06-18 | 2015-11-18 | 广东济通建设工程有限公司 | Thick liquid blender |
-
2015
- 2015-06-18 CN CN201510341297.2A patent/CN104879140A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190697Y (en) * | 1993-11-13 | 1995-03-01 | 北京科技大学 | Double pump double liquid multifunction mixer |
| CN2780831Y (en) * | 2005-04-07 | 2006-05-17 | 邓敬森 | Cement, water-glass double-liquid grouting device |
| CN102900073A (en) * | 2012-11-05 | 2013-01-30 | 深圳市勘察研究院有限公司 | Double-liquid grouting mixer |
| CN103982198A (en) * | 2014-04-24 | 2014-08-13 | 中铁四局集团第二工程有限公司 | Shield double-fluid grouting joint |
| CN204783051U (en) * | 2015-06-18 | 2015-11-18 | 广东济通建设工程有限公司 | Thick liquid blender |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376570A (en) * | 2020-11-18 | 2021-02-19 | 湖北中建昌龙建筑技术有限公司 | Grouting and leakage blocking method and grouting equipment in high-pressure flowing water state |
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Application publication date: 20150902 |
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