CN116905499B - Empty box one-time grouting construction device and method thereof - Google Patents
Empty box one-time grouting construction device and method thereof Download PDFInfo
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- CN116905499B CN116905499B CN202311152371.7A CN202311152371A CN116905499B CN 116905499 B CN116905499 B CN 116905499B CN 202311152371 A CN202311152371 A CN 202311152371A CN 116905499 B CN116905499 B CN 116905499B
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- empty box
- frame
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 238000011065 in-situ storage Methods 0.000 claims abstract description 76
- 239000002002 slurry Substances 0.000 claims description 49
- 239000011083 cement mortar Substances 0.000 claims description 40
- 239000011440 grout Substances 0.000 claims description 32
- 238000003860 storage Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 11
- 239000004567 concrete Substances 0.000 abstract description 13
- 241000251468 Actinopterygii Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a one-time grouting construction device and a one-time grouting construction method for an empty box, and relates to the technical field of empty box construction. The invention benefits from the fact that the cast-in-situ bottom plate is in a suspended state in the grouting process, so that the concrete can be covered between the cast-in-situ bottom plate and the foundation pit in a full-surrounding mode, and compared with the traditional mode that the cast-in-situ bottom plate is placed in the foundation pit and then is directly grouted, the contact area between the concrete and the foundation pit can be greatly improved, and the placement stability of the empty box on a slope dam can be further improved.
Description
Technical Field
The invention relates to the technical field of empty box construction, in particular to an empty box one-time grouting construction device and method.
Background
In order to enable water traffic to be smoother, ships to pass more conveniently, navigation capacity to be improved, shipping conditions to be improved, reasonable utilization of water quality and surrounding environment and river bank beach to be improved is considered, channel engineering is an important component in national economic infrastructure construction all the time, an empty box fish nest is a common channel bank protection structure nowadays, an empty box can be used as a channel retaining wall, reinforced concrete prefabricated fish nest is arranged in the empty box for fish to enter and exit, the fish nest is located below a normal water level, during construction of the empty box, the empty box is welded with a cast-in-place bottom plate to enable the empty box to be fixed with the cast-in-place bottom plate, a foundation pit similar to the cast-in-place bottom plate in shape is dug on a slope dam, C25 concrete is filled into the foundation pit to enable the empty box to be placed on the slope dam, M5 cement mortar is poured at the joint of the cast-in-place bottom plate and the empty box, and the joint stability of the cast-in-place bottom plate and the empty box is improved.
To sum up, in the empty box construction process, in order to ensure the stability of the empty box construction process, two times of grouting are usually required, but cement mortar adopted by the two times of grouting and grouting positions are different, so that the construction quality can be ensured by multiple times of grouting when the empty box construction is performed, multiple times of grouting usually require multiple grouting equipment, and the secondary grouting is difficult to perform before the first time of grouting solidification, so that the grouting process of the empty box construction is usually longer in time period, and the efficiency of the empty box construction is seriously affected.
Accordingly, in view of the above, an empty box one-time grouting device and a method thereof are proposed, which are improved in view of the existing structure and the defects.
Disclosure of Invention
The invention aims to provide an empty box one-time grouting construction device and a method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a blank case once grouting construction device and method thereof, includes framework, grout frame and reposition of redundant personnel subassembly, the pneumatic cylinder is settled to the inside both sides of framework, and the top outside of framework is connected with first rings, the grout frame is settled in the bottom outside of pneumatic cylinder, the top of grout frame is connected with the second rings all around, and the inboard of grout frame has seted up first logical groove, the outer end of second rings is connected with the pulley rope, the inboard of framework is provided with the fixed pulley, the inboard of grout frame is provided with the blank case, and the bottom outside welding of blank case has cast-in-place bottom plate, the top outside of blank case is connected with third rings, the inboard middle-end of grout frame is provided with the suction pump, and the bottom outside of suction pump is connected with the suction tube, the inboard middle-end of grout frame is provided with the reposition of redundant personnel subassembly, separate between cast-in-place bottom plate and the reposition of redundant personnel subassembly has first grout chamber, and cast-in-place bottom plate and grout frame between separate second grout chamber, the inboard of framework is provided with the grout assembly.
Further, the hydraulic cylinder is fixedly connected with the grouting frame, and the grouting frame is connected with the empty box in a sleeved mode through the first through groove.
Further, two ends of the pulley rope are respectively fixed with the second hanging ring and the third hanging ring, and the pulley rope bypasses the fixed pulley.
Further, the reposition of redundant personnel subassembly includes reset spring, lifter plate, baffle and second through groove, reset spring's bottom outside is connected with the lifter plate, and the bottom outside of lifter plate is provided with the baffle, reset spring and lifter plate elastic connection, and lifter plate and baffle are integration.
Further, the outer contour dimension of the baffle is consistent with that of the cast-in-situ bottom plate, and the lifting plate is connected with the empty box in a sleeved mode through the second through groove.
Further, the suction pump is communicated with the suction pipe, the suction pipe penetrates through the lifting plate to be communicated with the first grouting cavity, and the suction pipe is fixedly connected with the lifting plate.
Further, the grouting component comprises a slurry storage tank, a slurry inlet pipe, a grouting machine and a slurry conveying hose, wherein the slurry inlet pipe is connected to the outer side of the bottom of the slurry storage tank, the grouting machine is connected to the tail end of the slurry inlet pipe, and the slurry conveying hose is arranged at the outer end of the grouting machine.
Further, the slurry storage tank is communicated with the slurry conveying hose through the slurry inlet pipe and the grouting machine, and the slurry conveying hose penetrates through the lifting plate to be communicated with the first grouting cavity.
Further, the grouting method of the empty box primary grouting construction device comprises the following steps:
s1: after the empty box and the cast-in-situ bottom plate are welded, a constructor passes a lifting hook of the crane through a third lifting ring, works through the crane, moves the assembled empty box and cast-in-situ bottom plate into a foundation pit dug on a slope dam, passes the lifting hook of the crane through a first lifting ring after the arrangement of the empty box and the cast-in-situ bottom plate is completed, works through the crane, drives a frame body to move to the top ends of the empty box and the cast-in-situ bottom plate, bypasses a pulley rope around a fixed pulley, and enables two ends of the pulley rope to be respectively fixed with the second lifting ring and the third lifting ring;
s2: the hydraulic cylinder works to drive the grouting frame to move downwards, in the process of moving downwards, a worker adjusts the integral position of the equipment to enable a first through groove at the inner side of the grouting frame and a second through groove at the inner side of the lifting plate to pass through the empty box, at the moment, the hydraulic cylinder continues to work to drive the grouting frame to move downwards so that a pulley rope can be tightly stretched, and the pulley rope transmits traction force to the empty box through a fixed pulley, so that the grouting frame is in a suspended state in the moving downwards process, when the grouting frame moves downwards to be attached to a slope dam, the hydraulic cylinder pauses to work, at the moment, a baffle is attached to the cast-in-place bottom plate, the inner cavity of the lifting plate and the top end of the cast-in-place bottom plate form a first grouting cavity through separation of the baffle, and the bottom end of the cast-in-place bottom plate and the grouting frame are positioned at the lower part of the lifting plate form a second grouting cavity;
s3: the suction pipe is made to evacuate air in the first grouting cavity through the suction pump, so that a vacuum state is formed in the first grouting cavity, after the first grouting cavity is vacuumized, cement mortar stored in the slurry storage tank is input into the first grouting cavity through the slurry inlet pipe and the slurry conveying hose to wrap the empty box and the cast-in-situ bottom plate through the grouting machine;
s4: after the cement mortar in the first grouting cavity is filled, the grouting machine continues to work, and the cement mortar is continuously injected into the first grouting cavity by the slurry conveying hose, so that the first grouting cavity is in a full state, the continuously injected cement mortar enables the lifting plate to push the reset spring to move upwards, the lifting plate can be driven to synchronously move upwards and separate from the cast-in-situ bottom plate in the process of moving upwards, after the baffle is separated from the cast-in-situ bottom plate, the first grouting cavity is communicated with the second grouting cavity, and at the moment, the cement mortar can enter the second grouting cavity by the slurry conveying hose continuously, so that grouting between a foundation pit and the cast-in-situ bottom plate is realized.
The invention provides a device and a method for one-time grouting construction of an empty box, which have the following beneficial effects:
1. according to the invention, the suction pipe can be used for evacuating air in the first grouting cavity through the suction pump, so that a vacuum state can be formed in the first grouting cavity, in the suction process of the suction pump, sundries at the welding position of the empty box and the cast-in-situ bottom plate can be cleaned through suction force, the sundries can be prevented from being accumulated at the welding position of the empty box and the cast-in-situ bottom plate, the quality of subsequent grouting is influenced, after the first grouting cavity is vacuumized, cement mortar stored in the slurry storage tank can be input into the first grouting cavity through the slurry inlet pipe and the slurry conveying hose to wrap the empty box and the cast-in-situ bottom plate through the grouting machine, the joint strength of the empty box and the cast-in-situ bottom plate can be greatly improved through the wrapping of the cement mortar, the probability of falling off in the subsequent use process is reduced, and the flow speed of the cement mortar entering the first grouting cavity can be increased through pumping the first grouting cavity into vacuum because of the first grouting cavity is smaller, so that the condition that the first cement cavity cannot be fully filled with the cement mortar is reduced.
2. After the cement mortar in the first grouting cavity is filled, the grouting machine continues to work, the cement mortar is continuously injected into the first grouting cavity through the slurry conveying hose, so that the first grouting cavity is in a full state, the continuously injected cement mortar can enable the lifting plate to push the reset spring to move upwards, the baffle plate can be driven to move upwards synchronously and separate from the cast-in-situ bottom plate in the process of moving upwards, after the baffle plate is separated from the cast-in-situ bottom plate, the first grouting cavity is communicated with the second grouting cavity, the cement mortar can be enabled to enter the second grouting cavity through the continuously injected slurry conveying hose at the moment, grouting between a foundation pit and the cast-in-situ bottom plate is achieved, in the operation flow, the C25 concrete is injected into the bottom end of the slurry storage tank, the proportion of the M5 cement mortar and the C25 concrete is controlled, and the M5 cement mortar can be injected into the first grouting cavity, and the C25 concrete is injected into the second grouting cavity.
3. The invention benefits from the fact that the cast-in-situ bottom plate is in a suspended state in the grouting process, so that concrete can be covered between the cast-in-situ bottom plate and a foundation pit in a full surrounding form, compared with the traditional cast-in-situ bottom plate arranged in the foundation pit and then directly grouted, the invention can greatly improve the contact area between the concrete and the foundation pit, so that the placement stability of the empty box on a slope dam is further improved, and in addition, the invention benefits from the hoisting of the grouting frame to the empty box and the sleeving of the grouting frame and the lifting plate with the empty box through the first through groove and the second through groove, so that in the use process of the device, the horizontal positions of the frame body and the grouting frame can be ensured only by ensuring the horizontal positions of the empty box and the cast-in-situ bottom plate in grouting, and the situation that the empty box is deflected can be greatly reduced, so that the effect of the empty box serving as a channel retaining wall is affected.
Drawings
FIG. 1 is a schematic diagram of the whole structure of an empty box primary grouting construction device in front view;
FIG. 2 is a schematic diagram of the overall structure of a frame of an empty box primary grouting construction device;
FIG. 3 is a schematic diagram of the empty box and cast-in-situ floor of the empty box primary grouting construction device;
FIG. 4 is a schematic top view of a grouting frame of an empty box primary grouting construction device;
FIG. 5 is an enlarged schematic view of the construction of the first grouting device for empty boxes in FIG. 1;
fig. 6 is a schematic diagram of a diverter assembly of the empty box primary grouting construction device.
In the figure: 1. a frame; 2. a hydraulic cylinder; 3. a first hanging ring; 4. grouting a frame; 5. the second hanging ring; 6. a first through groove; 7. a pulley rope; 8. a fixed pulley; 9. empty boxes; 10. a cast-in-place bottom plate; 11. a third hanging ring; 12. a suction pump; 13. a suction tube; 14. a shunt assembly; 1401. a return spring; 1402. a lifting plate; 1403. a baffle; 1404. a second through slot; 15. a first grouting cavity; 16. a second grouting cavity; 17. grouting components; 1701. a slurry storage tank; 1702. a slurry inlet pipe; 1703. a grouting machine; 1704. a slurry conveying hose.
Detailed Description
Referring to fig. 1 to 6, the present invention provides the following technical solutions: the utility model provides a blank case once grouting construction device and method thereof, including framework 1, grout frame 4 and reposition of redundant personnel subassembly 14, the inside both sides of framework 1 are settled there is pneumatic cylinder 2, and the top outside of framework 1 is connected with first rings 3, grout frame 4 is settled in the bottom outside of pneumatic cylinder 2, the top of grout frame 4 is connected with second rings 5 all around, first logical groove 6 has been seted up to the inboard of grout frame 4, the outer end of second rings 5 is connected with pulley rope 7, the inboard of framework 1 is provided with fixed pulley 8, the inboard of grout frame 4 is provided with blank case 9, and the bottom outside welding of blank case 9 has cast-in-place bottom plate 10, the top outside of blank case 9 is connected with third rings 11, the inboard middle-end of grout frame 4 is provided with suction pump 12, and the bottom outside of suction pump 12 is connected with 13, the inboard middle-end of grout frame 4 is provided with reposition of redundant personnel subassembly 14, the first grout chamber 15 has been separated between cast-in-place bottom plate 10 and the reposition of redundant personnel subassembly 14, and the second grout chamber 16 has been separated between cast-in-place grout frame 4, the inboard of framework 1 is provided with grout subassembly 17.
Referring to fig. 1 to 6, a hydraulic cylinder 2 is fixedly connected with a grouting frame 4, the grouting frame 4 is sleeved with an empty box 9 through a first through groove 6, two ends of a pulley rope 7 are respectively fixed with a second hanging ring 5 and a third hanging ring 11, the pulley rope 7 bypasses a fixed pulley 8, a shunt assembly 14 comprises a reset spring 1401, a lifting plate 1402, a baffle 1403 and a second through groove 1404, the lifting plate 1402 is connected to the outer side of the bottom of the reset spring 1401, the baffle 1403 is arranged on the outer side of the bottom of the lifting plate 1402, the reset spring 1401 is elastically connected with the lifting plate 1402, the lifting plate 1402 and the baffle 1403 are integrated, the outer contour size of the baffle 1403 is consistent with the outer contour size of a cast-in-situ bottom plate 10, the lifting plate 1402 is connected with the empty box 9 in a sleeved mode through the second through groove 1404, the suction pump 12 is communicated with the suction pipe 13, the suction pipe 13 penetrates through the lifting plate 1402 to be communicated with the first grouting cavity 15, the suction pipe 13 is fixedly connected with the lifting plate 1402, the grouting assembly 17 comprises a slurry storage tank 1701, a slurry inlet pipe 1702, a grouting machine 1703 and a slurry conveying hose 1704, the slurry inlet pipe 1702 is connected to the outer side of the bottom of the slurry storage tank 1701, the tail end of the slurry inlet pipe 1702 is connected with the grouting machine 1703, the slurry conveying hose 1704 is arranged at the outer end of the grouting machine 1703, the slurry storage tank 1701 is communicated with the slurry conveying hose 1704 through the slurry inlet pipe 1702 and the grouting machine 1703, and the slurry conveying hose 1704 penetrates through the lifting plate 1402 to be communicated with the first grouting cavity 15;
the specific operation is as follows: after the empty box 9 and the cast-in-situ bottom plate 10 are welded, a constructor passes through a third hanging ring 11, works through the crane, can move the assembled empty box 9 and cast-in-situ bottom plate 10 into a foundation pit dug on a slope dam, after the empty box 9 and the cast-in-situ bottom plate 10 are arranged, the constructor passes through the first hanging ring 3, works through the crane, can drive the frame body 1 to move to the top ends of the empty box 9 and the cast-in-situ bottom plate 10, at the moment, the constructor bypasses the pulley rope 7 around the fixed pulley 8, and enables two ends of the pulley rope 7 to be respectively fixed with the second hanging ring 5 and the third hanging ring 11, the grouting frame 4 can be driven to move downwards through the working of the hydraulic cylinder 2, in the process of moving downwards, the overall position of the equipment is adjusted by the constructor, the first through groove 6 at the inner side of the grouting frame 4 and the second through groove 1404 at the inner side of the lifting plate 1402 pass through the empty box 9, at the moment, the hydraulic cylinder 2 continues to work, the pulley rope 7 can be tightened when the grouting frame 4 is driven to move downwards, the pulley rope 7 can transmit traction force to the empty box 9 through the fixed pulley 8, so that the empty box 9 and the cast-in-situ bottom plate 10 can be pulled to a suspended state in the downward moving process of the grouting frame 4, when the grouting frame 4 moves downwards to be attached to a slope dam, the hydraulic cylinder 2 pauses to work, the baffle 1403 can be attached to the cast-in-situ bottom plate 10 at the moment, the inner cavity of the lifting plate 1402 and the top end of the cast-in-situ bottom plate 10 can be formed into a first grouting cavity 15 through the separation of the baffle 1403, the bottom end of the cast-in-situ bottom plate 10 and the grouting frame 4 can be positioned at the lower part of the lifting plate 1402 to form a second grouting cavity 16, after the grouting frame 4 is attached to the slope dam, the suction pump 12 works, air in the first grouting cavity 15 can be evacuated through the suction pump 13, the first grouting cavity 15 can form a vacuum state, and in the suction pump 12 is in the suction process, the suction force can clean sundries at the welding position of the empty box 9 and the cast-in-situ bottom plate 10, so that the sundries are prevented from being accumulated at the welding position of the empty box 9 and the cast-in-situ bottom plate 10, the quality of subsequent grouting is influenced, after the first grouting cavity 15 is vacuumized, the grouting machine 1703 works, cement mortar stored in the slurry storage tank 1701 can be input into the first grouting cavity 15 through the slurry inlet pipe 1702 and the slurry conveying hose 1704 to wrap the empty box 9 and the cast-in-situ bottom plate 10, the empty box 9 and the cast-in-situ bottom plate 10 are wrapped by the cement mortar, the joint strength of the empty box 9 and the cast-in-situ bottom plate 10 can be greatly improved, the falling probability of the empty box 9 and the cast-in-situ bottom plate 10 in the subsequent use process is reduced, the gap of the first grouting cavity 15 is smaller, the flow rate of the cement mortar entering the first grouting cavity 15 is increased by pumping the first grouting cavity 15 in advance, and the condition that the cement mortar cannot fill the first grouting cavity 15 is reduced, after the cement mortar in the first grouting cavity 15 is filled, the grouting machine 1703 continues to work, the grouting hose 1704 continues to inject cement mortar into the first grouting cavity 15, so that when the first grouting cavity 15 is in a full state, the continuously injected cement mortar can enable the lifting plate 1402 to push the reset spring 1401 to move upwards, the lifting plate 1402 moves upwards in the process of moving upwards to drive the baffle 1403 to synchronously move upwards and separate from the cast-in-situ bottom plate 10, after the baffle 1403 is separated from the cast-in-situ bottom plate 10, the first grouting cavity 15 is communicated with the second grouting cavity 16, at the moment, the grouting hose 1704 continues to inject cement mortar into the second grouting cavity 16 to realize grouting between a foundation pit and the cast-in-situ bottom plate 10, in the above operation flow, by injecting M5 cement mortar at the bottom end of the slurry storage tank 1701, injecting C25 concrete at the top end of the slurry storage tank 1701, and controlling the proportion of the M5 cement mortar and the C25 concrete, the operation of filling M5 cement mortar into the first grouting cavity 15 and filling C25 concrete into the second grouting cavity 16 can be realized, the equipment can realize multi-site multi-cement mortar filling operation in one grouting construction process, the working efficiency of the equipment can be greatly improved, the cast-in-situ bottom plate 10 is in a suspended state in the grouting process, the concrete can be covered between the cast-in-situ bottom plate 10 and a foundation pit in a full-surrounding mode, compared with the traditional mode that the cast-in-situ bottom plate 10 is placed in the foundation pit and then is directly grouted, the contact area between the concrete and the foundation pit can be greatly improved, the settling stability of the empty box 9 on a slope dam can be further improved, in addition, the hoisting of the empty box 9 by the grouting frame 4 and the lifting plate 1402 are further improved by virtue of the grouting frame 4 through the first through grooves 6 and the second through grooves 1404, the horizontal positions of the box body 1 and the grouting frame 4 can be ensured, and the cast-in-situ bottom plate 10 can be ensured in the horizontal position in grouting process, and the situation that the empty box 9 and the cast-in-situ bottom plate 10 can be greatly reduced as a retaining wall effect of the empty box 9 is realized.
In summary, when the device and the method for one-time grouting construction of the empty box are used, firstly, after the welding of the empty box 9 and the cast-in-situ bottom plate 10 is finished, a constructor passes a lifting hook of a crane through a third lifting ring 11, works through the crane, and can move the combined empty box 9 and the cast-in-situ bottom plate 10 into a foundation pit dug on a slope dam, after the arrangement of the empty box 9 and the cast-in-situ bottom plate 10 is finished, the constructor passes the lifting hook of the crane through a first lifting ring 3, works through the crane, can drive a frame 1 to move to the top ends of the empty box 9 and the cast-in-situ bottom plate 10, and at the moment, the constructor bypasses a fixed pulley 8 by using a pulley rope 7, and two ends of the pulley rope 7 are respectively fixed with the second lifting ring 5 and the third lifting ring 11;
then the hydraulic cylinder 2 works to drive the grouting frame 4 to move downwards, in the process of moving the grouting frame 4 downwards, a worker adjusts the integral position of the equipment to enable the first through groove 6 at the inner side of the grouting frame 4 and the second through groove 1404 at the inner side of the lifting plate 1402 to pass through the empty box 9, the hydraulic cylinder 2 continues to work at the moment, the pulley rope 7 can be tightened when the grouting frame 4 is driven to move downwards, and the pulley rope 7 can transmit traction force to the empty box 9 through the fixed pulley 8, so that the empty box 9 and the cast-in-situ bottom plate 10 can be pulled to a suspended state in the process of moving the grouting frame 4 downwards, when the grouting frame 4 moves downwards to be attached to a slope dam, the hydraulic cylinder 2 pauses working, the baffle 1403 is attached to the cast-in-situ bottom plate 10 at the moment, the inner cavity of the lifting plate 1402 and the position at the top end of the cast-in-situ bottom plate 10 can form a first grouting cavity 15 through the separation of the baffle 1403, and the position of the bottom plate 10 at the bottom end of the lifting plate 1402 and the lower part of the grouting frame 4 can form a second grouting cavity 16;
then after the grouting frame 4 is attached to the slope dam, the suction pump 12 works, the suction pipe 13 can be used for evacuating air in the first grouting cavity 15, so that the first grouting cavity 15 can be in a vacuum state, in the suction process of the suction pump 12, impurities at the welding position of the empty box 9 and the cast-in-situ bottom plate 10 can be cleaned by suction force, the impurities can be prevented from being accumulated at the welding position of the empty box 9 and the cast-in-situ bottom plate 10, the quality of subsequent grouting is influenced, after the first grouting cavity 15 is vacuumized, the grouting machine 1703 works, cement mortar stored in the slurry storage tank 1701 can be input into the first grouting cavity 15 through the slurry inlet pipe 1702 and the slurry conveying hose 1704 to wrap the empty box 9 and the cast-in-situ bottom plate 10, the joint strength of the empty box 9 and the cast-in-situ bottom plate 10 can be greatly improved, the probability of falling off in the subsequent use process can be reduced, and the cement mortar entering the first grouting cavity 15 can be increased by pumping the first grouting cavity 15 in advance, so that the first grouting condition of the first grouting cavity 15 cannot be realized;
finally, after the cement mortar in the first grouting cavity 15 is filled, the grouting machine 1703 continues to work, the cement mortar is continuously injected into the first grouting cavity 15 by the slurry conveying hose 1704, so that the first grouting cavity 15 is in a full state, the continuously injected cement mortar can enable the lifting plate 1402 to push the reset spring 1401 to move upwards, the baffle plate 1403 is driven to move upwards synchronously and separate from the cast-in-situ bottom plate 10 in the process of moving the lifting plate 1402 upwards, the baffle plate 1403 is separated from the cast-in-situ bottom plate 10, the first grouting cavity 15 is communicated with the second grouting cavity 16, and the cement mortar can enter the second grouting cavity 16 by the continuously injected slurry conveying hose 1704 at the moment, so that grouting between a foundation pit and the cast-in-situ bottom plate 10 is realized.
The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (2)
1. The utility model provides a grouting construction device for empty boxes, its characterized in that includes framework (1), grout frame (4) and reposition of redundant personnel subassembly (14), pneumatic cylinder (2) are settled to the inside both sides of framework (1), and the top outside of framework (1) is connected with first rings (3), grout frame (4) settle in the bottom outside of pneumatic cylinder (2), the top of grout frame (4) is connected with second rings (5) all around, and the inboard of grout frame (4) has been seted up first logical groove (6), the outer end of second rings (5) is connected with pulley rope (7), the inboard of framework (1) is provided with fixed pulley (8), the inboard of grout frame (4) is provided with empty boxes (9), and the bottom outside welding of empty boxes (9) has cast-in-place bottom plate (10), the top outside of empty boxes (9) is connected with third rings (11), the inboard middle-end of grout frame (4) is provided with suction pump (12), and the bottom outside of suction pump (12) is connected with in situ suction tube (13), the inside of grout (14) is provided with in-situ bottom plate (10), and a second grouting cavity (16) is separated between the cast-in-situ bottom plate (10) and the grouting frame (4), a grouting assembly (17) is arranged on the inner side of the frame body (1), the hydraulic cylinder (2) is fixedly connected with the grouting frame (4), the grouting frame (4) is sleeved with the empty box (9) through a first through groove (6), two ends of the pulley rope (7) are respectively fixed with a second lifting ring (5) and a third lifting ring (11), the pulley rope (7) bypasses the fixed pulley (8), the shunt assembly (14) comprises a reset spring (1401), a lifting plate (1402), a baffle plate (1403) and a second through groove (1404), the outer side of the bottom of the reset spring (1401) is connected with the lifting plate (1402), the outer side of the bottom of the lifting plate (1402) is provided with a baffle plate (1403), the inner side of the lifting plate (1402) is provided with a second through groove (1404), the reset spring (1401) is elastically connected with the lifting plate (1402) in an integrated manner, the size of the baffle plate (1402) is consistent with the size of the outline of the bottom plate (1402) and the size of the empty box (10) is sleeved with the empty box (13), and the size of the outline of the baffle plate (1402) is consistent with the size of the outline of the empty box (10), and suction tube (13) run through lifter plate (1402) and are linked together with first grout chamber (15), suction tube (13) and lifter plate (1402) fixed connection moreover, grout subassembly (17) are including storing up thick liquid jar (1701), go into thick liquid pipe (1702), grouter (1703) and defeated thick liquid hose (1704), the bottom outside of storing up thick liquid jar (1701) is connected with into thick liquid pipe (1702), and the end-to-end connection of going into thick liquid pipe (1702) has grouter (1703), the outer end of grouter (1703) is provided with defeated thick liquid hose (1704), store up thick liquid jar (1701) through go into thick liquid pipe (1702), grouter (1703) and defeated thick liquid hose (1704) intercommunication, and defeated thick liquid hose (1704) run through lifter plate (1402) and are linked together with first grout chamber (15).
2. A method of an empty box primary grouting construction equipment according to claim 1, comprising the steps of:
s1: after the empty box (9) and the cast-in-situ bottom plate (10) are welded, a constructor passes a lifting hook of a crane through a third lifting ring (11), works through the crane, moves the assembled empty box (9) and the cast-in-situ bottom plate (10) into a foundation pit dug on a slope dam, passes the lifting hook of the crane through a first lifting ring (3) after the empty box (9) and the cast-in-situ bottom plate (10) are arranged, works through the crane, drives a frame body (1) to move to the top ends of the empty box (9) and the cast-in-situ bottom plate (10), and bypasses a fixed pulley (8) by the constructor at the moment, and fixes two ends of the pulley rope (7) with the second lifting ring (5) and the third lifting ring (11) respectively;
s2: the hydraulic cylinder (2) works to drive the grouting frame (4) to move downwards, a worker adjusts the integral position of equipment in the downward moving process of the grouting frame (4), a first through groove (6) on the inner side of the grouting frame (4) and a second through groove (1404) on the inner side of the lifting plate (1402) penetrate through the empty box (9), the hydraulic cylinder (2) continues to work at the moment, the grouting frame (4) is driven to move downwards to enable a pulley rope (7) to be tensioned, the pulley rope (7) transmits traction force to the empty box (9) through a fixed pulley (8), the empty box (9) and the cast-in-situ bottom plate (10) are pulled to be in a suspended state in the downward moving process of the grouting frame (4), after the grouting frame (4) is moved downwards to be attached to a slope dam, the hydraulic cylinder (2) is in a suspended state, a baffle (1403) is attached to the cast-in-situ bottom plate (10) at the moment, the inner cavity of the lifting plate (1402) and the top end of the lifting plate (10) are enabled to form a cast-in-situ grouting cavity (15) through separation of the baffle (1403), and the bottom end of the cast-in-situ bottom plate (10) is located at the second position of the lifting plate (1402) and the second grouting cavity (16) is formed at the lower position of the grouting cavity (16);
s3: the suction pipe (13) is operated through the suction pump (12) to evacuate air in the first grouting cavity (15), so that a vacuum state is formed in the first grouting cavity (15), after the first grouting cavity (15) is vacuumized, the grouting machine (1703) is operated, cement mortar stored in the slurry storage tank (1701) is input into the first grouting cavity (15) through the slurry inlet pipe (1702) and the slurry conveying hose (1704) to wrap the empty box (9) and the cast-in-situ bottom plate (10);
s4: after the cement mortar in the first grouting cavity (15) is filled, the grouting machine (1703) continues to work, the grouting hose (1704) can continue to inject the cement mortar into the first grouting cavity (15), so that the first grouting cavity (15) is in a full state, the continuously injected cement mortar enables the lifting plate (1402) to push the reset spring (1401) to move upwards, the lifting plate (1402) can drive the baffle plate (1403) to move upwards synchronously and separate from the cast-in-situ bottom plate (10) in the process of moving upwards, after the baffle plate (1403) is separated from the cast-in-situ bottom plate (10), the first grouting cavity (15) and the second grouting cavity (16) are communicated, and at the moment, the grouting hose (1704) continues to grouting to enable the cement mortar to enter the second grouting cavity (16) so as to realize grouting between a foundation pit and the cast-in-situ bottom plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311152371.7A CN116905499B (en) | 2023-09-08 | 2023-09-08 | Empty box one-time grouting construction device and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311152371.7A CN116905499B (en) | 2023-09-08 | 2023-09-08 | Empty box one-time grouting construction device and method thereof |
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| CN116905499A CN116905499A (en) | 2023-10-20 |
| CN116905499B true CN116905499B (en) | 2023-11-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210976689U (en) * | 2019-08-12 | 2020-07-10 | 林光秋 | Civil construction gap grouting device |
| CN111485719A (en) * | 2020-05-15 | 2020-08-04 | 河北建设集团股份有限公司 | Vacuum grouting device for assembled concrete building structure and construction method thereof |
| CN213538843U (en) * | 2020-08-24 | 2021-06-25 | 华设设计集团股份有限公司 | Assembled empty case shore protection structure |
| CN215926856U (en) * | 2021-10-08 | 2022-03-01 | 王旭 | Grouting device for large-volume concrete water seepage cracks |
| CN115162341A (en) * | 2022-06-28 | 2022-10-11 | 顾恒 | Grouting device for hydraulic engineering construction |
-
2023
- 2023-09-08 CN CN202311152371.7A patent/CN116905499B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210976689U (en) * | 2019-08-12 | 2020-07-10 | 林光秋 | Civil construction gap grouting device |
| CN111485719A (en) * | 2020-05-15 | 2020-08-04 | 河北建设集团股份有限公司 | Vacuum grouting device for assembled concrete building structure and construction method thereof |
| CN213538843U (en) * | 2020-08-24 | 2021-06-25 | 华设设计集团股份有限公司 | Assembled empty case shore protection structure |
| CN215926856U (en) * | 2021-10-08 | 2022-03-01 | 王旭 | Grouting device for large-volume concrete water seepage cracks |
| CN115162341A (en) * | 2022-06-28 | 2022-10-11 | 顾恒 | Grouting device for hydraulic engineering construction |
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| CN116905499A (en) | 2023-10-20 |
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