CN205876326U - Shield constructs slip casting device of shield tail of machine - Google Patents
Shield constructs slip casting device of shield tail of machine Download PDFInfo
- Publication number
- CN205876326U CN205876326U CN201620835475.7U CN201620835475U CN205876326U CN 205876326 U CN205876326 U CN 205876326U CN 201620835475 U CN201620835475 U CN 201620835475U CN 205876326 U CN205876326 U CN 205876326U
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- CN
- China
- Prior art keywords
- accelerator
- cross
- choked flow
- electrically
- slip casting
- 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.)
- Expired - Fee Related
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a shield constructs slip casting device of shield tail of machine, including the slip casting head, the overhead water injection joint that is provided with of slip casting, mud pours into into and connects, the accelerator pours into into and connects and automatically controlled joint, the mud injection connects and the end that advances of the mud passageway of setting in the slip casting head communicates, the accelerator injection connects and the end that advances of the accelerator passageway of setting in the slip casting head communicates, the output of mud passageway and the output of accelerator passageway all communicate with the cylindric mixing chamber one end that sets up in the slip casting head, the mixing chamber other end and the slip casting mouth intercommunication of setting in slip casting head end portion, mixing chamber one end to the other end has set gradually first cross choked flow support and second cross choked flow support. The utility model discloses well accelerator puddles and to preblend at the mixing chamber, and increase accelerator that simultaneously also can not be too much puddles the dwell -time in the slip casting head, can make things convenient for outer water receiving to wash.
Description
Technical field
This utility model relates to shield machine grouting device field, particularly relates to the grouting device of the shield tail of a kind of shield machine,
It is applicable to the afterbody slip casting of shield machine.
Background technology
The grouting mode of shield machine includes single composition mud slip casting and double composition slip casting at present, and single composition mud slip casting is only
Inject mud to tunnel duct piece, use single composition mud slip casting technical process can be made long owing to the time of solidification is longer, double
Composition slip casting is to add in mud by accelerator, shortens the setting time of mud, but in the double composition slip castings used at present
All simply when being connected in the part of outlet with slurry channel by accelerator passage, accelerator and mud the most effectively mix
I.e. it is sprayed onto on tunnel duct piece, causes accelerator cannot well act on mud.
Utility model content
The purpose of this utility model is the problems referred to above existed for prior art, it is provided that the note of the shield tail of a kind of shield machine
Sizing device, solves accelerator and the problem of mud premixing.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
The grouting device of the shield tail of a kind of shield machine, including casting head, casting head is provided with water filling joint, mud injection
Joint, accelerator fill nipple and automatically controlled joint, mud fill nipple connects with the inlet side of the slurry channel being arranged in casting head
Logical, accelerator fill nipple connect with the inlet side of the accelerator passage being arranged in casting head, slurry channel go out to hold and rapid hardening
Agent passage go out end all be arranged in casting head cylindrical shape mixing chamber one end connect, the mixing chamber other end be arranged on note
The grouting port connection of slurry cephalic par, water filling joint passes through the first electrically-controlled valve and first on the inlet side tube wall being arranged on slurry channel
Water filling port connects, and water filling joint is also by the second electrically-controlled valve and the second water filling port on the inlet side tube wall being arranged on accelerator passage
Connection, automatically controlled joint is connected with the first electrically-controlled valve and the second electrically-controlled valve respectively, and mixing chamber one end to the other end is disposed with the
One cross choked flow support and the second cross choked flow support.
First cross choked flow support place plane as above and the second cross choked flow support place plane are each perpendicular to
The axis of mixing chamber, the central point of the first cross choked flow support and the central point of the second cross choked flow support are respectively positioned on mixing chamber
On axis, the first cross choked flow support and the second cross choked flow support rotational offset 45 degree.
The length of slurry channel as above is identical with the length of accelerator passage.
On slurry channel as above, the part between the first water filling port and mud fill nipple is provided with the 3rd
Electrically-controlled valve, on accelerator passage, the part between the second water filling port and accelerator fill nipple is provided with the 4th electrically-controlled valve,
3rd electrically-controlled valve and the 4th electrically-controlled valve are connected with automatically controlled joint respectively.
This utility model has the advantage that relative to prior art
1, simple in construction, easy to use；
2, accelerator and mud can stagger the first cross choked flow support and second of 45 degree in mixing chamber premixing simultaneously
Under the effect of cross choked flow support, accelerator and mud can the most uniformly mix, increase accelerator that simultaneously also will not be too much
With mud residence time in casting head；
3, can facilitate outer water receiving that slurry channel, accelerator passage and mixing chamber are rinsed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the first cross choked flow support；
Fig. 3 is the structural representation of the second cross choked flow support；
Fig. 4 is the first cross choked flow support and the position view of the second cross choked flow support.
In figure: 1-casting head；2-water filling joint；3-mud fill nipple；4-accelerator fill nipple；The automatically controlled joint of 5-；
6-the 3rd electrically-controlled valve；7-the 4th electrically-controlled valve；8-the first electrically-controlled valve；9-the second electrically-controlled valve；10-slurry channel；11-accelerator leads to
Road；12-mixing chamber；13-the first cross choked flow support；14-the second cross choked flow support；15-grouting port；16-the first water filling port；
17-the second water filling port.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is described in further detail.
The grouting device of the shield tail of a kind of shield machine, including casting head 1, casting head 1 is provided with water filling joint 2, mud
Fill nipple 3, accelerator fill nipple 4 and automatically controlled joint 5, mud fill nipple 3 and the slurry channel being arranged in casting head 1
The inlet side connection of 10, accelerator fill nipple 4 connects with the inlet side of the accelerator passage 11 being arranged in casting head 1, and mud leads to
The end that goes out in road 10 all connects with cylindric mixing chamber 12 one end being arranged in casting head 1 with the end that goes out of accelerator passage 11,
Mixing chamber 12 other end connects with the grouting port 15 being arranged on casting head 1 end, and water filling joint 2 passes through the first electrically-controlled valve 8 and sets
The first water filling port 16 put on the inlet side tube wall of slurry channel 10 connects, and water filling joint 2 is also by the second electrically-controlled valve 9 and setting
The second water filling port 17 on the inlet side tube wall of accelerator passage 11 connects, automatically controlled joint 5 respectively with the first electrically-controlled valve 8 and second
Electrically-controlled valve 9 connects, and mixing chamber 12 one end to the other end is disposed with the first cross choked flow support 13 and the second cross choked flow is propped up
Frame 14.
Preferably, the first cross choked flow support 13 place plane and the second cross choked flow support 14 place plane are each perpendicular to
The axis of mixing chamber 12, the central point of the first cross choked flow support 13 and the central point of the second cross choked flow support 14 are respectively positioned on mixed
Close on the axis of room 12, the first cross choked flow support 13 and the second cross choked flow support 14 rotational offset 45 degree.
Preferably, the length of slurry channel 10 is identical with the length of accelerator passage 11.
Preferably, on slurry channel 10, part between the first water filling port 16 and mud fill nipple 3 is provided with
Three electrically-controlled valve 6, on accelerator passage 11, the part between the second water filling port 17 and accelerator fill nipple 4 is provided with the 4th
Electrically-controlled valve 7, the 3rd electrically-controlled valve 6 and the 4th electrically-controlled valve 7 are connected with automatically controlled joint 5 respectively.
This utility model in use, the external high-pressure water pipe of water filling joint 2, mud fill nipple 3 external mud pump line, speed
Solidifying agent fill nipple 4 external accelerator pump line, automatically controlled joint 5 external electrically-controlled valve controller, in the slip casting stage, electrically-controlled valve controller
Controlling the first electrically-controlled valve 8 and the second electrically-controlled valve 9 turns off, electrically-controlled valve controller controls the 3rd electrically-controlled valve 6 and the 4th electrically-controlled valve 7 dozens
Opening, mud is injected into mixing chamber 12 by slurry channel 10, and accelerator is injected into mixing chamber 12 by accelerator passage 11, due to
Slurry channel 10 is identical with the length of accelerator passage 11, therefore has only to control to be passed into the flow velocity of mud in slurry channel 10
Be passed into the flow velocity of accelerator in accelerator passage 11, both can accurately control the proportioning of mud and accelerator, mud and speed
The mixture of solidifying agent carries out the mixture of premixing, mud and accelerator in mixing chamber 12 and passes sequentially through the first cross choked flow and prop up
Frame 13 and the second cross choked flow support 14, owing to the first cross choked flow support 13 and the second cross choked flow support 14 are cross
The mixture of shape, mud and accelerator possesses certain stickiness, the first cross choked flow support 13 and the second cross choked flow support 14
Mixture to the mud flow through and accelerator produces the effect of certain choked flow stirring, further, since the first cross choked flow is propped up
Frame 13 and the second cross choked flow support 14 stagger 45 degree of settings so that choked flow is stirred evenly.Mud and the mixture of accelerator
I.e. being exported by grouting port 15 after only flowing through mixing chamber 12, therefore the holdup time is shorter, will not produce blocking.Rinsing rank
Section, electrically-controlled valve controller controls the first electrically-controlled valve 8 and the second electrically-controlled valve 9 is opened, and controls the 3rd electrically-controlled valve 6 and the 4th electrically-controlled valve 7
Closing, mud fill nipple 3 disconnects mud pump line, and accelerator fill nipple 4 disconnects accelerator pump line, and water under high pressure passes sequentially through note
Water swivel the 2, first electrically-controlled valve 8 and the first water filling port 16 enter into slurry channel 10 and mixing chamber 12 is rinsed, and water under high pressure is also
Pass sequentially through water filling joint the 2, second electrically-controlled valve 9 and the second water filling port 17 enters into accelerator passage 11 and mixing chamber 12 rushes
Wash.
Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute
Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (4)
1. a grouting device for the shield tail of shield machine, including casting head (1), it is characterised in that casting head is provided with note on (1)
Water swivel (2), mud fill nipple (3), accelerator fill nipple (4) and automatically controlled joint (5), mud fill nipple (3) with set
Put the inlet side connection of slurry channel (10) in casting head (1), accelerator fill nipple (4) be arranged in casting head (1)
Accelerator passage (11) inlet side connection, slurry channel (10) go out end and accelerator passage (11) go out end all be arranged on
Cylindric mixing chamber (12) one end connection in casting head (1), mixing chamber (12) other end be arranged on casting head (1) end
Grouting port (15) connection, water filling joint (2) by the first electrically-controlled valve (8) with on the inlet side tube wall being arranged on slurry channel (10)
The first water filling port (16) connection, water filling joint (2) also by the second electrically-controlled valve (9) be arranged on entering of accelerator passage (11)
The second water filling port (17) connection on end tube wall, automatically controlled joint (5) connects with the first electrically-controlled valve (8) and the second electrically-controlled valve (9) respectively
Connecing, mixing chamber (12) one end to the other end is disposed with the first cross choked flow support (13) and the second cross choked flow support
(14).
The grouting device of the shield tail of a kind of shield machine the most according to claim 1, it is characterised in that the first described cross
Choked flow support (13) place plane and the second cross choked flow support (14) place plane are each perpendicular to the axis of mixing chamber (12), the
The central point of one cross choked flow support (13) and the central point of the second cross choked flow support (14) are respectively positioned on the axle of mixing chamber (12)
On line, the first cross choked flow support (13) and the second cross choked flow support (14) rotational offset 45 degree.
The grouting device of the shield tail of a kind of shield machine the most according to claim 1, it is characterised in that described slurry channel
(10) length is identical with the length of accelerator passage (11).
The grouting device of the shield tail of a kind of shield machine the most according to claim 1, it is characterised in that described slurry channel
(10) part being positioned between the first water filling port (16) and mud fill nipple (3) on is provided with the 3rd electrically-controlled valve (6), accelerator
The part being positioned between the second water filling port (17) and accelerator fill nipple (4) on passage (11) is provided with the 4th electrically-controlled valve (7),
3rd electrically-controlled valve (6) and the 4th electrically-controlled valve (7) are connected with automatically controlled joint (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835475.7U CN205876326U (en) | 2016-08-03 | 2016-08-03 | Shield constructs slip casting device of shield tail of machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835475.7U CN205876326U (en) | 2016-08-03 | 2016-08-03 | Shield constructs slip casting device of shield tail of machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876326U true CN205876326U (en) | 2017-01-11 |
Family
ID=57702137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620835475.7U Expired - Fee Related CN205876326U (en) | 2016-08-03 | 2016-08-03 | Shield constructs slip casting device of shield tail of machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566215A (en) * | 2019-09-27 | 2019-12-13 | 中铁第四勘察设计院集团有限公司 | Shield tunnel instant quick-setting type synchronous grouting method and quick-setting agent capsule |
-
2016
- 2016-08-03 CN CN201620835475.7U patent/CN205876326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566215A (en) * | 2019-09-27 | 2019-12-13 | 中铁第四勘察设计院集团有限公司 | Shield tunnel instant quick-setting type synchronous grouting method and quick-setting agent capsule |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210803 |