CN204199295U - A kind of device for A/C in antiseepage wall chase section casting process - Google Patents
A kind of device for A/C in antiseepage wall chase section casting process Download PDFInfo
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- CN204199295U CN204199295U CN201420597564.3U CN201420597564U CN204199295U CN 204199295 U CN204199295 U CN 204199295U CN 201420597564 U CN201420597564 U CN 201420597564U CN 204199295 U CN204199295 U CN 204199295U
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- derrick
- clamping plate
- wall chase
- conduit
- chase section
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Abstract
Comprise a derrick for the device of A/C in antiseepage wall chase section casting process, be located at the hold assembly on derrick; Hold assembly comprises symmetrically arranged two pieces of clamping plate, clamping plate one end is actively socketed on derrick by latch, the other end is provided with semicircle opening, the semicircle opening of two pieces of clamping plate can be spliced into a concentric circles, concentric circles diameter is greater than catheter outer diameter, is less than pipe joint overstriking position external diameter, clamping plate are provided with driving shaft, drive driving shaft that clamping plate can be driven to take latch as axle turn.The utility model has the advantage of, the Seepage of the dark large antiseepage wall chase section of the degree of depth more than 100 meters can be applicable to.
Description
Technical field
The device and method of A/C when the utility model relates to a kind of antiseepage wall chase section underwater concreting, when being specially adapted to ultra-deep antiseepage wall chase section underwater concreting, conduit is fixing.
Background technology
When carrying out antiseepage wall chase section underwater concreting, the device of A/C is first installed before groove section to be built, the dividing into of conduit, to rise and to pull out and concreting.The device of tradition A/C is made up of large derrick and little derrick.Large derrick adopts No. 10 channel-section steels to be welded, and in groined type, little derrick adopts 5 bugle steel to be welded, and in U-shaped, interior sky is more bigger than the external diameter of conduit.Carry out groove section concrete when building, first large derrick is placed on groove section and leads on wall, then divide into along large derrick interstitial hole sky, rise and pull out conduit; When needing A/C, inserted along pipe joint place by little derrick, be placed on large derrick, conduit just can be fixed on large and small derrick, completes the installation of concreting and conduit, dismantlement work.At present, the one-tenth groove depth of antiseepage wall chase section is more than 100m, because slotted eye is darker, carry out groove section concrete when building, divide into, to work the conduit that pulls out not only long but also weigh, the concreting time is more and more longer, adopts traditional large and small derrick A/C, has the following disadvantages: (1) complicated construction technique; (2) be difficult to the load bearing conduit and pipe inner concrete, stressedly easily deform afterwards, underwater concreting needs can not be met.
Utility model content
In order to overcome the deficiency that conventional apparatus is fixed conduit, technical problem to be solved in the utility model is to provide a kind of novel catheter anchoring system and method, meets the antiseepage wall chase section underwater concreting construction needs of the degree of depth more than 100 meters.
The technical scheme that the utility model adopts: a kind ofly comprise derrick for the device of A/C in antiseepage wall chase section casting process, is located at the hold assembly on derrick;
Hold assembly comprises symmetrically arranged two pieces of clamping plate, clamping plate one end is actively socketed on derrick by latch, the other end is provided with semicircle opening, the semicircle opening of two pieces of clamping plate can be spliced into a concentric circles, concentric circles diameter is greater than catheter outer diameter, is less than pipe joint overstriking position external diameter, clamping plate are provided with driving shaft, drive driving shaft that clamping plate can be driven to take latch as axle turn.
Further, a kind ofly also comprise locating rack for the device of A/C in antiseepage wall chase section casting process, derrick is located on locating rack, and locating rack lower end is provided with backstay, and upper end is provided with connector.
All right, backstay is provided with side guide.
A kind of method being fixed conduit for A/C device in antiseepage wall chase section casting process comprise device location-under manage-build-carry pipe;
1) device location, after antiseepage wall chase section excavation is shaping, before during underwater concreting, is first placed on antiseepage wall chase section outside or inside to be built, derrick is fixed by the device of A/C;
2) manage under, by driving driving shaft, two clamping plate on derrick 1 are reversely rotated, by crane or rig, conduit interior empty merogenesis in the middle of derrick is transferred, when needing spreading conduit, driving driving shaft makes the clamping plate opposite direction rotating above derrick, make the pipe joint overstriking position putting into antiseepage wall chase section block on the concentric circles of two fish-plate splice, the conduit outside antiseepage wall chase section is spliced in the pipe joint on derrick;
3) build, after conduit is transferred and is put in place, two pieces of clamping plate opposite direction rotatings above derrick are made by driving driving shaft, pipe joint overstriking position is made to be stuck in the concentric circles of two pieces of fish-plate splice, conduit mouth outside antiseepage wall chase section installs bearing material bucket, carries out underwater concreting by bearing material bucket to antiseepage wall chase section;
4) pipe is carried, when antiseepage wall chase section inner concrete face rises to the degree of depth needing to dismantle conduit, bearing material bucket is unloaded, by driving driving shaft, two clamping plate on derrick are reversely rotated, then upwards promote conduit, when conduit rise to need dismounting position time, then by two clamping plate opposite direction rotatings that driving driving shaft makes on derrick, pipe joint overstriking position will be blocked on the concentric circles of two fish-plate splice, by the conduit dismounting outside antiseepage wall chase section.
Preferably, a kind of method being fixed conduit for A/C device in antiseepage wall chase section casting process comprise device location-under manage-build-carry pipe;
1) device location, after antiseepage wall chase section excavation is shaping, before underwater concreting, first locating rack is put into together with derrick in antiseepage wall chase section to be built, make derrick be fixed in antiseepage wall chase section by locating rack, backstay inserts in antiseepage wall chase section, and connector is outside antiseepage wall chase section;
2) manage under, by driving driving shaft, two clamping plate on derrick 1 are reversely rotated, by crane or rig, conduit interior empty merogenesis in the middle of derrick is transferred, when needing spreading conduit, driving driving shaft makes the clamping plate opposite direction rotating above derrick, make the pipe joint overstriking position putting into antiseepage wall chase section block on the concentric circles of two fish-plate splice, the conduit outside antiseepage wall chase section is spliced in the pipe joint on derrick;
3) build, after conduit is transferred and is put in place, two pieces of clamping plate opposite direction rotatings above derrick are made by driving driving shaft, pipe joint overstriking position is made to be stuck in the concentric circles of two pieces of fish-plate splice, conduit mouth outside antiseepage wall chase section installs bearing material bucket, carries out underwater concreting by bearing material bucket to antiseepage wall chase section;
4) pipe is carried, when antiseepage wall chase section inner concrete face rises to the degree of depth needing to dismantle conduit, bearing material bucket is unloaded, by driving driving shaft, two clamping plate on derrick are reversely rotated, then upwards promote conduit, when conduit rise to need dismounting position time, then by two clamping plate opposite direction rotatings that driving driving shaft makes on derrick, pipe joint overstriking position will be blocked on the concentric circles of two fish-plate splice, by the dismounting of the conduit outside antiseepage wall chase section.
The beneficial effects of the utility model are, a kind of high for the device intensity of A/C in antiseepage wall chase section casting process, the load that can bear conduit and pipe inner concrete is not yielding, meet underwater concreting construction needs, double plate is adopted to rotate clamping pipe joint overstriking portion, its clamp method is simple not easily stuck by conduit, pipe joint overstriking portion is equivalent to be placed on clamping plate, the vibrations that conduit produces in concreting process can not affect the clamping of clamping plate to pipe joint overstriking portion, and the combination of traditional large derrick and little derrick, it is the method adopting large derrick to extrude little derrick, make little derrick be close to conduit outer wall and realize clamping, what utilize is friction between little derrick and conduit outer wall, for the dark large antiseepage wall chase section more than about 100 meters, multiple large derrick and little derrick is adopted to combine, when forming multistage clamping conduit, the vibrations that conduit produces in concreting process can make conduit stuck in little derrick, cause building put in place after conduit cannot be extracted, so adopt large derrick and little derrick to combine can only to be applicable to be less than the antiseepage wall chase section of 60.
Accompanying drawing explanation
Fig. 1 top view of the present utility model.
Fig. 2 front view of the present utility model.
Fig. 3 left view of the present utility model.
Fig. 4 the utility model preferred structure schematic diagram
In figure, derrick 1, clamping plate 2, latch 3, driving shaft 4, locating rack 5, backstay 6, connector 7, side guide 8.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in Figure 1, Figure 2, in Fig. 3, a kind of when building for antiseepage wall chase section the device of A/C comprise derrick 1, be located at the hold assembly on derrick 1, derrick 1 preferred version adopts two No. 20 i iron mutually to splice and is welded, in groined type in plane, length is that antiseepage wall chase section horizontal spacing adds 40cm, wide 80cm, high 20cm, empty size 40cm × 60cm in groined type;
Hold assembly comprises symmetrically arranged two pieces of clamping plate 2, clamping plate 2 one end is actively socketed on the pin hole on derrick 1 by latch 3, the other end is provided with semicircle opening, two clamping plates is 2-in-1 can be covered empty in derrick 1 together, and a concentric circles is formed in the middle of derrick 1, concentric circles diameter is greater than catheter outer diameter, is less than pipe joint overstriking position external diameter, clamping plate 2 are provided with driving shaft 4, drive driving shaft 4 can drive clamping plate 2 with latch 3 for axle turn
In order to meet the rotary moveable needs of clamping plate 2, diameter 20mm reinforcing bar is preferably adopted to be driving shaft 4 on the both sides of clamping plate 2, the long preferred 40cm of driving shaft 4.
As in Fig. 4, a kind of when building for antiseepage wall chase section the device of A/C also comprise locating rack 5, derrick 1 is located on locating rack 5, and locating rack 5 lower end is provided with backstay 6, and upper end is provided with connector 7, preferably, backstay 6 is also provided with side guide 8.
For the antiseepage wall chase section of the degree of depth at about 90 meters, a kind of method being fixed conduit for A/C device in antiseepage wall chase section casting process comprise device location-under manage-build-carry pipe;
1) device location, after antiseepage wall chase section excavation is shaping, before during underwater concreting, first the derrick 1 of A/C device is placed on antiseepage wall chase section to be built outside, derrick 1 is fixed on bearing capacity and is greater than on the ground of 5MPa, and the planeness that derrick 1 is placed is greater than 0.67cm/m;
2) manage under, by driving driving shaft 4, on derrick 1 two clamping plate 2 are reversely rotated, by crane or rig, conduit interior empty merogenesis in the middle of derrick 1 is transferred, when needing spreading conduit, driving driving shaft 4 makes clamping plate 2 opposite direction rotating above derrick 1, the pipe joint overstriking position making to put into antiseepage wall chase section will be blocked on concentric circles that two clamping plate 2 splice, by the pipe joint of the conduit splicing outside antiseepage wall chase section on derrick 1 (utilizing the platform of derrick 1 to carry out conduit installation);
3) build, as (bottom antiseepage wall chase section about 30cm) after conduit is transferred and put in place, pipe joint place spells pressure testing inspection through examination, and it is qualified, prevent pipe joint place spillage obstruction conduit, two pieces of clamping plate 2 opposite direction rotatings above derrick 1 are made by driving driving shaft 4, pipe joint overstriking position is made to be stuck in the concentric circles of two pieces of clamping plate 2 splicings, conduit mouth outside antiseepage wall chase section installs bearing material bucket, by bearing material bucket, underwater concreting is carried out to antiseepage wall chase section, in order to prevent conduit in beginning concrete perfusion process, conduit swing affect antiseepage wall chase section inwall stablize, beginning quantity can be increased, make concrete by conductor housing buried depth about 1 meter,
4) pipe is carried, when antiseepage wall chase section inner concrete face rises to the degree of depth needing to dismantle conduit, bearing material bucket is unloaded, by driving driving shaft 4, on derrick 1 two clamping plate 2 are reversely rotated, then upwards conduit is promoted, all the time conductor housing is made to be embedded in concrete 2 to 6 meters, prevent antiseepage wall chase section concrete slag inclusion or do not plan a successor, affect impervious wall antiseepage function, when conduit rise to need dismounting position time, two clamping plate 2 opposite direction rotatings on derrick 1 are made again by driving driving shaft 4, pipe joint overstriking position will be blocked on concentric circles that two clamping plate 2 splice, by the conduit dismounting outside antiseepage wall chase section.
Preferably, for the antiseepage wall chase section of the degree of depth more than 100, a kind of method being fixed conduit for A/C device in antiseepage wall chase section casting process comprise device location-under manage-build-carry pipe;
1) device location, after antiseepage wall chase section excavation is shaping, before underwater concreting, locating rack 5 fixes when working by multiple derrick 1(that locating rack 5 be arranged in parallel), locating rack is arranged multiple derrick 1 can increase and catheter contact point, locating rack can accomplish about 20 meters as required, derrick 1 on locating rack 5 can arrange more than six at most, be connected with the driving shaft 4 on clamping plate 2 in advance by guide rod, first locating rack 5 is put into together with derrick 1 in antiseepage wall chase section to be built, derrick 1 is made to be fixed in antiseepage wall chase section by locating rack 5, backstay 6 inserts in antiseepage wall chase section, the side guide 8 on backstay 6 is preferably utilized to extrude inwall in antiseepage wall chase section, locating rack 5 is made to have good stability in antiseepage wall chase section, by locating rack 5 to prevent conduit right left swing when concreting dynamic (when conduit is long, during concreting, conduit can constantly swing, when swinging excessive, will have an impact to antiseepage wall chase section inwall stability), connector 7 is outside antiseepage wall chase section, by fixing or connection connector 7, can fix or lift by crane locating rack 5,
2) manage under, drive driving shaft 4 that on derrick 1 two clamping plate 2 are reversely rotated by guide rod, by crane or rig, conduit interior empty merogenesis in the middle of derrick 1 is transferred, when needing spreading conduit, driving driving shaft 4 makes clamping plate 2 opposite direction rotating above derrick 1, the pipe joint overstriking position making to put into antiseepage wall chase section will be blocked on concentric circles that two clamping plate 2 splice, by the pipe joint of the conduit splicing outside antiseepage wall chase section on derrick 1;
3) build, after conduit is transferred and is put in place, two pieces of clamping plate 2 opposite direction rotatings above derrick 1 are made by driving driving shaft 4, pipe joint overstriking position is made to be stuck in the concentric circles of two pieces of clamping plate 2 splicings, conduit mouth outside antiseepage wall chase section installs bearing material bucket, carries out underwater concreting by bearing material bucket to antiseepage wall chase section;
4) pipe is carried, when antiseepage wall chase section inner concrete face rises to the degree of depth needing to dismantle conduit, bearing material bucket is unloaded, by driving driving shaft 4, on derrick 1 two clamping plate 2 are reversely rotated, then upwards promote conduit, when conduit rise to need dismounting position time, then two clamping plate 2 opposite direction rotatings by driving driving shaft 4 to make on derrick 1, pipe joint overstriking position by blocking on concentric circles that two clamping plate 2 splice, by the dismounting of the conduit outside antiseepage wall chase section.
Claims (3)
1., for a device for A/C in antiseepage wall chase section casting process, it is characterized in that: described device comprises derrick (1), be located at the hold assembly on derrick (1);
Described hold assembly comprises symmetrically arranged two pieces of clamping plate (2), clamping plate (2) one end is actively socketed on derrick (1) by latch (3), the other end is provided with semicircle opening, the semicircle opening of two pieces of clamping plate (2) can be spliced into a concentric circles, concentric circles diameter is greater than catheter outer diameter, is less than pipe joint overstriking position external diameter, clamping plate (2) are provided with driving shaft (4), drive driving shaft (4) can drive clamping plate (2) with latch (3) for axle turn.
2. a kind of device for A/C in antiseepage wall chase section casting process according to claim 1, it is characterized in that: described device also comprises locating rack (5), derrick (1) is located on locating rack (5), locating rack (5) lower end is provided with backstay (6), and upper end is provided with connector (7).
3. a kind of device for A/C in antiseepage wall chase section casting process according to claim 2, is characterized in that: described backstay (6) is provided with side guide (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597564.3U CN204199295U (en) | 2014-10-16 | 2014-10-16 | A kind of device for A/C in antiseepage wall chase section casting process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597564.3U CN204199295U (en) | 2014-10-16 | 2014-10-16 | A kind of device for A/C in antiseepage wall chase section casting process |
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| CN204199295U true CN204199295U (en) | 2015-03-11 |
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| CN201420597564.3U Active CN204199295U (en) | 2014-10-16 | 2014-10-16 | A kind of device for A/C in antiseepage wall chase section casting process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104278677A (en) * | 2014-10-16 | 2015-01-14 | 葛洲坝集团基础工程有限公司 | Guide pipe fixing device and guide pipe fixing method during diaphragm wall groove section pouring |
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2014
- 2014-10-16 CN CN201420597564.3U patent/CN204199295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104278677A (en) * | 2014-10-16 | 2015-01-14 | 葛洲坝集团基础工程有限公司 | Guide pipe fixing device and guide pipe fixing method during diaphragm wall groove section pouring |
| CN104278677B (en) * | 2014-10-16 | 2016-01-20 | 葛洲坝集团基础工程有限公司 | A kind of device and method for A/C in antiseepage wall chase section casting process |
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