CN203531921U - Deep hole grouting device used for strengthening tunnel and underground engineering tunnel face - Google Patents
Deep hole grouting device used for strengthening tunnel and underground engineering tunnel face Download PDFInfo
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- CN203531921U CN203531921U CN201320655872.2U CN201320655872U CN203531921U CN 203531921 U CN203531921 U CN 203531921U CN 201320655872 U CN201320655872 U CN 201320655872U CN 203531921 U CN203531921 U CN 203531921U
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- grouting
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Abstract
The utility model discloses a deep hole grouting device used for strengthening a tunnel and an underground engineering tunnel face. The deep hole grouting device comprises a stirrer and a grouting pump and further comprises a mixer, a grout storing barrel I, a grout storing barrel II, a grout conveying pipe I and a grout conveying pipe II. A grout outlet of the stirrer is connected with a grout inlet of the grout storing barrel I, and a grout outlet of the grout storing barrel I and the output end of the grout storing barrel II are connected with an inlet of the grouting pump. The two ends of the grout conveying pipe I and the two ends of the grout conveying pipe II are connected with an output of the grouting pump and an inlet of the mixer respectively. A high-pressure valve I and a pressure gauge I are arranged on the grout conveying pipe I, and a high-pressure valve II and a pressure gauge II are arranged on the grout conveying pipe II. The outlet end of the mixer is connected with a mixed rubber tube which is provided with a grout discharging valve. A grouting pipe is provided with a grout inlet valve. The deep hole grouting device used for strengthening the tunnel and the underground engineering tunnel face can effectively control the diffusion radius of grout, reduce cost and ensure the strengthening effect of a loosened bottom layer by deep hole grouting.
Description
Technical field
The utility model relates to grouting device technical field, refers to especially a kind of deep hole grouting device for tunnel and underground construction solidifying of the working face.
Background technology
At present, in the construction of the engineerings such as tunnel excavation, the method for deep hole grouting is generally taked in the reinforcing of face.Deep hole grouting Main Function is to reinforce the not scall excavation section soil body, for excavation supporting provides reliable geological conditions.The common practices of deep hole grouting is to determine the punching degree of depth, then carries out predetermined pressure slip casting, is slip casting and completes when pressure both surpasses constant-pressure.Because strengthening stratum all belongs to loose geological conditions, so slurries diffusion length is difficult to control, as spreads the excessive waste that causes slurries, increased construction cost, reduced efficiency of construction.
Utility model content
The utility model proposes a kind of deep hole grouting device for tunnel and underground construction solidifying of the working face, solved the uncontrollable slurries diffusion length of deep hole grouting of the prior art and caused waste, high, the inefficient problem of construction cost.
The technical solution of the utility model is achieved in that
Deep hole grouting device for tunnel and underground construction solidifying of the working face, comprise mixer, grouting pump, also comprise blender, slurry storing tank I, slurry storing tank II, feed pipe for mortar I and feed pipe for mortar II, the slurries outlet of described mixer is connected with the stock inlet of described slurry storing tank I, and the output of the grout outlet of described slurry storing tank I, slurry storing tank II is all connected with the import of described grouting pump; The two ends of described feed pipe for mortar I, feed pipe for mortar II connect the import of slip casting delivery side of pump and blender respectively, and described feed pipe for mortar I is provided with high pressure valve I and pressure meter I, and described feed pipe for mortar II is provided with high pressure valve II and pressure Table II; The port of export of described blender is connected with mixing sebific duct, and described mixing sebific duct is provided with waster valve, and described Grouting Pipe is provided with slurry-inlet valve, and one end of described Grouting Pipe connects mixes sebific duct, and its other end is connected with stop grouting plug.
As the improvement to technique scheme, described grouting pump is provided with import I, import II, outlet I, outlet II, described blender is provided with import III and import IV, and the grout outlet of described slurry storing tank I is connected with described import I, and the output of described slurry storing tank II is connected with described import II; The two ends of described feed pipe for mortar I connect respectively described outlet I and import III, and the two ends of described feed pipe for mortar II connect respectively described outlet II and import IV; Described slurry storing tank I is communicated with described feed pipe for mortar I by the import I on described grouting pump, outlet I, and described slurry storing tank II is communicated with described feed pipe for mortar II by the import II on described grouting pump, outlet II.
As the improvement to technique scheme, described Grouting Pipe is connected with one end of stop grouting plug and stretches out outside described stop grouting plug.
As the improvement to technique scheme, described stop grouting plug is arranged on the medium position of injected hole.
Adopted after technique scheme, the beneficial effects of the utility model are: device of the present utility model, can effectively control the diffusion radius of slurries, greatly improved the efficiency of deep hole grouting, save slurries, reduced construction cost, ensured the consolidation effect of deep hole grouting to loose bottom.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the utility model is for the structural representation of the deep hole grouting device of tunnel and underground construction solidifying of the working face.
In figure: 1. mixer, 2. grouting pump, 3. blender, 4. slurry storing tank I, 5. slurry storing tank II, 6. feed pipe for mortar I, 7. feed pipe for mortar II, 8. mixes sebific duct, 9. Grouting Pipe, 10. stop grouting plug, 11. import I, 12. import II, 13. outlet I, 14. outlet II, 15. high pressure valve I, 16. high pressure valve II, 17. pressure meter I, 18. pressure Table II, 19. import III, 20. import IV, 21. waster valves, 22. grouting valves, 23. injected holes.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1:
As shown in Figure 1, deep hole grouting device for tunnel and underground construction solidifying of the working face, comprise mixer 1, grouting pump 2, also comprise blender 3, slurry storing tank I4, slurry storing tank II5, feed pipe for mortar I6 and feed pipe for mortar II7, the slurries outlet of described mixer 1 is connected with the stock inlet of described slurry storing tank I4, and the output of the grout outlet of described slurry storing tank I4, slurry storing tank II5 is all connected with the import of described grouting pump 2; The two ends of described feed pipe for mortar I6, feed pipe for mortar II7 connect the outlet of grouting pump 2 and the import of blender 3 respectively, and described feed pipe for mortar I6 is provided with high pressure valve I15 and pressure meter I17, and described feed pipe for mortar II7 is provided with high pressure valve II16 and pressure meter II18; The port of export of described blender 3 is connected with and mixes sebific duct 8, and described mixing sebific duct 8 is provided with waster valve 21, and described Grouting Pipe 9 is provided with slurry-inlet valve 22, and one end of described Grouting Pipe 9 connects mixes sebific duct 8, and its other end is connected with stop grouting plug 10.Described grouting pump 2 is provided with import I11, import II12, outlet I13, outlet II14, described blender 3 is provided with import III19 and import IV20, the grout outlet of described slurry storing tank I4 is connected with described import I11, and the output of described slurry storing tank II5 is connected with described import II12; The two ends of described feed pipe for mortar I6 connect respectively described outlet I13 and import III19, and the two ends of described feed pipe for mortar II7 connect respectively described outlet II14 and import IV20; Described slurry storing tank I4 is communicated with described feed pipe for mortar I6 by the import I11 on described grouting pump, outlet I13, and described slurry storing tank II5 is communicated with described feed pipe for mortar II7 by the import II12 on described grouting pump 2, outlet II14.Stretch out outside described stop grouting plug 10 one end that described Grouting Pipe 9 is connected with stop grouting plug 10; Described stop grouting plug 10 is arranged on the medium position of injected hole 23, to guarantee slip casting effect.
The utility model in use, according to the geological condition on the stratum that will reinforce, when starting, slip casting adopt sulfuric acid to add the two oar liquid (modified water glass) of water glass, be the slurries in slurry storing tank II5, and then adopt cement list slurries, i.e. slurries in slurry storing tank I4, modified water glass biliquid slurry is short time of setting, can effectively control slip casting radius, prevent that cement list liquid slurry is too far away along the trickling of landing surface crack, cause unnecessary waste.Carry out, before deep hole grouting construction, first determining the setting time of modified water glass starting.The eyelet degree of depth that drilling construction bores should be greater than design length 30cm, then note deployed modified water glass, when grouting pressure reaches 2Mpa, stop slip casting, illustrate that modified water glass has reached precalculated position fixed, and then according to normal operation cement injection.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. the deep hole grouting device for tunnel and underground construction solidifying of the working face, comprise mixer, grouting pump, it is characterized in that: also comprise blender, slurry storing tank I, slurry storing tank II, feed pipe for mortar I and feed pipe for mortar II, the slurries outlet of described mixer is connected with the stock inlet of described slurry storing tank I, and the output of the grout outlet of described slurry storing tank I, slurry storing tank II is all connected with the import of described grouting pump; The two ends of described feed pipe for mortar I, feed pipe for mortar II connect the import of slip casting delivery side of pump and blender respectively, and described feed pipe for mortar I is provided with high pressure valve I and pressure meter I, and described feed pipe for mortar II is provided with high pressure valve II and pressure Table II; The port of export of described blender is connected with mixing sebific duct, and described mixing sebific duct is provided with waster valve, and described Grouting Pipe is provided with slurry-inlet valve, and one end of described Grouting Pipe connects mixes sebific duct, and its other end is connected with stop grouting plug.
2. the deep hole grouting device for tunnel and underground construction solidifying of the working face as claimed in claim 1, it is characterized in that: described grouting pump is provided with import I, import II, outlet I, outlet II, described blender is provided with import III and import IV, the grout outlet of described slurry storing tank I is connected with described import I, and the output of described slurry storing tank II is connected with described import II; The two ends of described feed pipe for mortar I connect respectively described outlet I and import III, and the two ends of described feed pipe for mortar II connect respectively described outlet II and import IV; Described slurry storing tank I is communicated with described feed pipe for mortar I by the import I on described grouting pump, outlet I, and described slurry storing tank II is communicated with described feed pipe for mortar II by the import II on described grouting pump, outlet II.
3. the deep hole grouting device for tunnel and underground construction solidifying of the working face as claimed in claim 1 or 2, is characterized in that: described Grouting Pipe is connected with one end of stop grouting plug and stretches out outside described stop grouting plug.
4. the deep hole grouting device for tunnel and underground construction solidifying of the working face as claimed in claim 3, is characterized in that: described stop grouting plug is arranged on the medium position of injected hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320655872.2U CN203531921U (en) | 2013-10-15 | 2013-10-15 | Deep hole grouting device used for strengthening tunnel and underground engineering tunnel face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320655872.2U CN203531921U (en) | 2013-10-15 | 2013-10-15 | Deep hole grouting device used for strengthening tunnel and underground engineering tunnel face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203531921U true CN203531921U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320655872.2U Expired - Fee Related CN203531921U (en) | 2013-10-15 | 2013-10-15 | Deep hole grouting device used for strengthening tunnel and underground engineering tunnel face |
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| CN (1) | CN203531921U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852508A (en) * | 2020-06-12 | 2020-10-30 | 中铁十四局集团第二工程有限公司 | Pipe jacking grouting device and grouting method |
| CN114131731A (en) * | 2021-12-03 | 2022-03-04 | 中国人民解放军陆军工程大学 | Calcareous sand indoor grouting reinforcement device |
-
2013
- 2013-10-15 CN CN201320655872.2U patent/CN203531921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852508A (en) * | 2020-06-12 | 2020-10-30 | 中铁十四局集团第二工程有限公司 | Pipe jacking grouting device and grouting method |
| CN114131731A (en) * | 2021-12-03 | 2022-03-04 | 中国人民解放军陆军工程大学 | Calcareous sand indoor grouting reinforcement device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20141015 |
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| EXPY | Termination of patent right or utility model |