CN112983006A - Vacuum grouting device for fabricated building structure and construction method thereof - Google Patents
Vacuum grouting device for fabricated building structure and construction method thereof Download PDFInfo
- Publication number
- CN112983006A CN112983006A CN202110096270.7A CN202110096270A CN112983006A CN 112983006 A CN112983006 A CN 112983006A CN 202110096270 A CN202110096270 A CN 202110096270A CN 112983006 A CN112983006 A CN 112983006A
- Authority
- CN
- China
- Prior art keywords
- pipe
- thick liquid
- slurry
- grout
- soft
- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 83
- 239000011440 grout Substances 0.000 claims abstract description 72
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 75
- 238000000034 method Methods 0.000 claims description 6
- 239000007779 soft material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/122—Machines for joining reinforcing bars
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses an assembly type building structure vacuum grouting device, which comprises a grout inlet pipe, a grout outlet pipe, a stirring cylinder, an auxiliary structure and a vacuum pump, wherein the stirring cylinder is hermetically connected with one end of the grout inlet pipe through a grout inlet structure; the construction method comprises the following steps: forming a hollow cavity and connecting all the structures; vacuumizing the hollow cavity, starting grouting until slurry flows out of the slurry outlet structure, and closing a slurry outlet valve, a vacuum pump and a slurry inlet valve; finishing grouting after cleaning; the invention adopts vacuum grouting, can reduce the blocking condition in grouting operation and the accidental blocking condition, can replace the grout inlet pipes at other positions to feed grout, and ensures the smooth progress of grouting; the sealing connection mode is simple and quick, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of building grouting, in particular to an assembly type building structure vacuum grouting device and a construction method thereof.
Background
With the vigorous popularization of the assembly type building step in China, the assembly type concrete structures such as the assembly type integral shear wall structure and the assembly type integral frame structure are widely applied in China, so that the application of the assembly type concrete structure in the assembly type building structure accounts for a large proportion. The connection mode between the component among the prefabricated concrete structure adopts the mode that the steel bar grout is connected more, connects through cavity between the steel bar grout space, just can realize the grout in a plurality of grout spaces through the grout to one of them grout hole, accomplishes the connection of two concrete structures.
Because the thick liquid viscosity is very big, easily cause the stifled hole in the grout operation of reality, the grouting pump needs the increase with the pressure of the pipeline of impressing, and the increase of the pressure of grouting pump causes the sealed inefficacy of junction easily, and the thick liquid whitewashing causes the waste of pollution and thick liquid to the work place. When adopting grouting pump to grout, need pour the thick liquid after the stirring is accomplished into grouting pump, pour through grouting pump, not only increased the intermediate link, the washing of grouting pump is more time-consuming and energy-consuming moreover, also can cause the waste of resource. When the existing vacuum grouting has the plugging condition, the grouting inlet is inconvenient to replace, so that the smooth operation is influenced; the existing sealing connection mode is complex and the operation speed is slow.
Disclosure of Invention
The invention aims to provide an assembly type building structure vacuum grouting device and a construction method thereof, which solve the problems that due to the fact that the viscosity of grout is high, hole blocking is easily caused in actual grouting operation, the pressure of a grouting pump and a pressing pipeline needs to be increased, the sealing failure of a joint is easily caused by the increase of the pressure of the grouting pump, the grout is sprayed, and pollution and grout waste are caused to a work site. When adopting grouting pump to grout, need pour the thick liquid after the stirring is accomplished into grouting pump, pour through grouting pump, not only increased the intermediate link, the washing of grouting pump is more time-consuming and energy-consuming moreover, also can cause the waste of resource. When the existing vacuum grouting has the plugging condition, the grouting inlet is inconvenient to replace, so that the smooth operation is influenced; the existing sealing connection mode is complex and the operation speed is slow.
The invention is realized in such a way that the assembly type building structure vacuum grouting device comprises a grout inlet pipe, a grout outlet pipe, a stirring cylinder hermetically connected with one end of the grout inlet pipe through a grout inlet structure, an auxiliary structure hermetically connected with one end of the grout inlet pipe, and a vacuum pump hermetically connected with one end of the grout outlet pipe through a grout outlet structure,
the slurry inlet pipe is communicated with the slurry outlet pipe through a hollow cavity to be grouted, the mixing drum is connected with the slurry inlet pipe at the center, and the auxiliary structure is connected with other slurry inlet pipes.
The invention further improves the following steps: advance thick liquid structure include soft thick liquid pipe, with soft thick liquid pipe one end sealing connection advance thick liquid connecting pipe and arrange in advance thick liquid valve on the thick liquid connecting pipe, soft thick liquid pipe of advancing is kept away from advance the one end of thick liquid connecting pipe with advance thick liquid pipe interference fit, advance thick liquid pipe periphery and be equipped with the recess, soft thick liquid pipe process of advancing the recess and through fixed rope sealing fixation in the recess.
The invention further improves the following steps: the auxiliary structure comprises a connecting pipe, the connecting pipe is made of transparent soft materials, a connecting clamp is arranged on the connecting pipe, one end of the connecting pipe is in interference fit with the pulp inlet pipe, and the connecting pipe is fixed with the groove through a fixing rope.
The invention further improves the following steps: go out the thick liquid structure include soft play thick liquid pipe, with the bellows of the sealed connection of soft play thick liquid pipe one end, with the bellows is kept away from soft play thick liquid pipe one end sealing connection's play thick liquid connecting pipe and arrange in go out the thick liquid valve on the thick liquid connecting pipe, soft play thick liquid pipe is kept away from the one end of bellows with go out thick liquid pipe interference fit, soft play thick liquid pipe is made for transparent material.
The invention further improves the following steps: the periphery of the slurry outlet pipe is provided with a groove, and one end of the soft slurry outlet pipe is fixed in the groove through a fixing rope, so that the soft slurry outlet pipe is sealed and fixed with the slurry outlet pipe.
The invention further improves the following steps: the hollow cavity is formed by tightly sealing the component and the peripheral gap edges of the slurry outlet pipe and the slurry inlet pipe according to the standard requirements.
A construction method of a fabricated building structure vacuum grouting device comprises the following steps:
step one, closely plugging the component and the edges of gaps at the peripheries of a slurry outlet pipe and a slurry inlet pipe according to the specification requirement to form a cavity, namely a hollow cavity;
secondly, the mixing drum is hermetically connected with a slurry inlet pipe at the middle position through a slurry inlet structure, and slurry inlet pipes at other positions are hermetically connected with an auxiliary structure;
thirdly, connecting a vacuum pump with a slurry outlet pipe in a sealing manner through a slurry outlet structure;
step four, closing a valve on the grout inlet structure and a connecting clamp on the auxiliary structure, opening a valve on the grout outlet structure and a vacuum pump, vacuumizing the hollow cavity, starting grouting, opening the valve on the grout inlet structure, enabling grout to flow in the hollow cavity until the grout flows out of the grout outlet structure, and closing the valve on the grout outlet structure, the vacuum pump and the valve on the grout inlet structure;
and step five, cleaning the slurry outlet pipe, the slurry inlet pipe, the auxiliary structure and slurry therein, ensuring the attractiveness of the surface and finishing grouting.
The invention has the beneficial effects that: according to the invention, the vacuum grouting is adopted, so that the blocking condition in the grouting operation can be reduced, and the grout inlet pipes at other positions can be replaced according to the accidental blocking condition possibly occurring in the actual operation process, so that the smooth proceeding of grouting is ensured; the sealing connection mode is simple and quick, and can be convenient when changing positions or assembling and disassembling, so that the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of a prefabricated building structure vacuum grouting apparatus provided by the present invention;
fig. 2 is a schematic structural view of the pulp outlet structure provided by the present invention after the pulp outlet pipe is detached.
Reference numerals: 1. the slurry feeding device comprises a slurry feeding pipe, a slurry discharging pipe, a slurry feeding structure, a slurry stirring cylinder, a slurry discharging structure, a vacuum pump, an auxiliary structure, a hollow cavity, a soft slurry feeding pipe, a slurry feeding connecting pipe, a slurry feeding valve, a slurry discharging valve and a slurry discharging valve, wherein the slurry.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The first embodiment is as follows:
fig. 1-2 show an assembly type building structure vacuum grouting device, which comprises a grout inlet pipe 1, a grout outlet pipe 2, a mixing drum 4 hermetically connected with one end of the grout inlet pipe 1 through a grout inlet structure 3, an auxiliary structure 7 hermetically connected with one end of the grout inlet pipe 1, and a vacuum pump 6 hermetically connected with one end of the grout outlet pipe 2 through a grout outlet structure 5,
the slurry inlet pipe 1 is communicated with the slurry outlet pipe 2 through a hollow cavity 8 to be grouted, the mixing drum 4 is connected with the slurry inlet pipe 1 at the center, and the auxiliary structure 7 is connected with other slurry inlet pipes 1.
Advance thick liquid structure 3 including soft thick liquid pipe 31, with soft thick liquid pipe 31 one end sealing connection advance thick liquid connecting pipe 32 and arrange in advance thick liquid valve 33 on the thick liquid connecting pipe 32, soft thick liquid pipe 31 of advancing is kept away from advance the one end of thick liquid connecting pipe 32 with advance thick liquid 1 interference fit, advance thick liquid 1 periphery and be equipped with the recess, soft thick liquid pipe 31 process the recess just is fixed through fixed rope is sealed in the recess.
Auxiliary structure 7 includes connecting pipe 71, connecting pipe 71 is transparent soft materials, be equipped with the connecting clip 72 on the connecting pipe 71, connecting pipe 71 one end with advance thick liquid pipe 1 interference fit, connecting pipe 71 through fixed rope with the recess is fixed.
Go out thick liquid structure 5 including soft play thick liquid pipe 51, with soft play thick liquid pipe 51 one end sealing's bellows 52, with bellows 52 keeps away from soft play thick liquid pipe 51 one end sealing's play thick liquid connecting pipe 53 and arrange in go out thick liquid valve 54 on the connecting pipe 53, soft play thick liquid pipe 51 is kept away from the one end of bellows 52 with go out thick liquid pipe 2 interference fit, soft play thick liquid pipe 51 is made for transparent material.
Go out the thick liquid pipe 2 periphery and be equipped with the recess, will through fixed rope soft play thick liquid pipe 51 one end is fixed realize in the recess with go out thick liquid pipe 2 sealed fixed.
The hollow cavity 8 is a cavity formed by tightly sealing the components and the edges of the gaps at the peripheries of the slurry outlet pipe 2 and the slurry inlet pipe 1 according to the specification requirements.
The method comprises the following steps:
step one, closely plugging the component and the edges of gaps at the peripheries of a slurry outlet pipe and a slurry inlet pipe according to the specification requirement to form a cavity, namely a hollow cavity;
secondly, the mixing drum is hermetically connected with a slurry inlet pipe at the middle position through a slurry inlet structure, and slurry inlet pipes at other positions are hermetically connected with an auxiliary structure;
thirdly, connecting a vacuum pump with a slurry outlet pipe in a sealing manner through a slurry outlet structure;
step four, closing a valve on the grout inlet structure and a connecting clamp on the auxiliary structure, opening a valve on the grout outlet structure and a vacuum pump, vacuumizing the hollow cavity, starting grouting, opening the valve on the grout inlet structure, enabling grout to flow in the hollow cavity until the grout flows out of the grout outlet structure, and closing the valve on the grout outlet structure, the vacuum pump and the valve on the grout inlet structure;
and step five, cleaning the slurry outlet pipe, the slurry inlet pipe, the auxiliary structure and slurry therein, ensuring the attractiveness of the surface and finishing grouting.
The working principle of the invention is as follows: the component, the slurry outlet pipe 2 and the gap edges around the slurry inlet pipe 1 are tightly sealed according to the specification requirement, and a formed cavity, namely a hollow cavity 8 is formed; the mixing drum 4 is hermetically connected with the pulp inlet pipe 2 in the middle through the pulp inlet structure 3, mainly a soft pulp inlet pipe 31 in the pulp inlet structure 3 is sleeved on the pulp inlet pipe 2, one end of the soft pulp inlet pipe 31 is fixed in a groove of the pulp inlet pipe 2 through a connecting rope, so that the connection stability and the connection tightness are further ensured, and the pulp inlet pipes in other positions are fixedly and hermetically connected with a connecting pipe 71 in the auxiliary structure 7 and the groove on the pulp inlet pipe 2 through the connecting rope; the vacuum pump 6 is hermetically connected with the slurry outlet pipe 2 through a soft slurry outlet pipe 51 in the slurry outlet structure 5; closing the grout inlet valve 33 on the grout inlet structure 3 and the connecting clamp 72 on the auxiliary structure 7, opening the grout outlet valve 54 and the vacuum pump 6 on the grout outlet structure 5, vacuumizing the hollow cavity 8, starting grouting, opening the grout inlet valve 33 on the grout inlet structure 3, enabling grout to flow in the hollow cavity until the grout flows out of the grout outlet structure 5, and closing the grout outlet valve 54 on the grout outlet structure 5, the vacuum pump 6 and the grout inlet valve 33 on the grout inlet structure 3; and cleaning the grout outlet pipe 2, the grout inlet pipe 1 and the auxiliary structure 7 to finish grouting. When the situation that the connecting pipe 71 in the auxiliary structure 7 is not always flowed out of slurry and is possibly blocked is observed, the slurry inlet structure 3 can be selectively connected with other slurry inlet pipes 1 according to the situation, and the smooth progress of grouting is ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides an assembly type structure vacuum grouting device which characterized in that: the assembly type building structure vacuum grouting device comprises a slurry inlet pipe (1), a slurry outlet pipe (2), a mixing drum (4) which is hermetically connected with one end of the slurry inlet pipe (1) through a slurry inlet structure (3), an auxiliary structure (7) which is hermetically connected with one end of the slurry inlet pipe (1), and a vacuum pump (6) which is hermetically connected with one end of the slurry outlet pipe (2) through a slurry outlet structure (5),
the slurry inlet pipe (1) is communicated with the slurry outlet pipe (2) through a hollow cavity (8) to be grouted, the mixing drum (4) is connected with the slurry inlet pipe (1) at the center, and the auxiliary structure (7) is connected with the other slurry inlet pipes (1).
2. The assembly type building structure vacuum grouting device according to claim 1, characterized in that: advance thick liquid structure (3) including soft thick liquid pipe (31), with soft thick liquid pipe (31) one end sealing connection advance thick liquid connecting pipe (32) and arrange in advance thick liquid valve (33) on thick liquid connecting pipe (32), soft thick liquid pipe (31) of advancing is kept away from advance the one end of thick liquid connecting pipe (32) with advance thick liquid pipe (1) interference fit, advance thick liquid pipe (1) periphery and be equipped with the recess, soft thick liquid pipe (31) process of advancing the recess and through fixed rope sealing fixation in the recess.
3. The assembly type building structure vacuum grouting device according to claim 2, characterized in that: auxiliary structure (7) are including connecting pipe (71), connecting pipe (71) are transparent soft material, be equipped with connecting clamp (72) on connecting pipe (71), connecting pipe (71) one end with advance thick liquid pipe (1) interference fit, connecting pipe (71) through fixed rope with the recess is fixed.
4. The assembly type building structure vacuum grouting device according to claim 1, characterized in that: go out thick liquid structure (5) including soft play thick liquid pipe (51), with soft play thick liquid pipe (51) one end sealed connection bellows (52), with bellows (52) are kept away from soft play thick liquid pipe (51) one end sealed connection go out thick liquid connecting pipe (53) and arrange in go out thick liquid valve (54) on the thick liquid connecting pipe (53), soft play thick liquid pipe (51) are kept away from the one end of bellows (52) with go out thick liquid pipe (2) interference fit, soft play thick liquid pipe (51) are made for transparent material.
5. The assembly type building structure vacuum grouting device according to claim 4, characterized in that: go out thick liquid pipe (2) periphery and be equipped with the recess, will through fixed rope soft play thick liquid pipe (51) one end is fixed realize in the recess with go out thick liquid pipe (2) sealed fixed.
6. The assembly type building structure vacuum grouting device according to claim 1, characterized in that: the hollow cavity (8) is a cavity formed by tightly sealing the component and the edges of gaps at the peripheries of the slurry outlet pipe (2) and the slurry inlet pipe (1) according to the specification requirement.
7. A construction method of a fabricated building structure vacuum grouting device according to any one of claims 1-6, characterized in that: the method comprises the following steps:
step one, closely plugging the component and the edges of gaps at the peripheries of a slurry outlet pipe and a slurry inlet pipe according to the specification requirement to form a cavity, namely a hollow cavity;
secondly, the mixing drum is hermetically connected with a slurry inlet pipe at the middle position through a slurry inlet structure, and slurry inlet pipes at other positions are hermetically connected with an auxiliary structure;
thirdly, connecting a vacuum pump with a slurry outlet pipe in a sealing manner through a slurry outlet structure;
step four, closing a valve on the grout inlet structure and a connecting clamp on the auxiliary structure, opening a valve on the grout outlet structure and a vacuum pump, vacuumizing the hollow cavity, starting grouting, opening the valve on the grout inlet structure, enabling grout to flow in the hollow cavity until the grout flows out of the grout outlet structure, and closing the valve on the grout outlet structure, the vacuum pump and the valve on the grout inlet structure;
and step five, cleaning the slurry outlet pipe, the slurry inlet pipe, the auxiliary structure and slurry therein, ensuring the attractiveness of the surface and finishing grouting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110096270.7A CN112983006A (en) | 2021-01-25 | 2021-01-25 | Vacuum grouting device for fabricated building structure and construction method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110096270.7A CN112983006A (en) | 2021-01-25 | 2021-01-25 | Vacuum grouting device for fabricated building structure and construction method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112983006A true CN112983006A (en) | 2021-06-18 |
Family
ID=76344746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110096270.7A Pending CN112983006A (en) | 2021-01-25 | 2021-01-25 | Vacuum grouting device for fabricated building structure and construction method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112983006A (en) |
Citations (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201554047U (en) * | 2009-11-20 | 2010-08-18 | 高振伟 | Grouting pipe used for repairing defects of underground building curtain by grouting method |
CN203374001U (en) * | 2013-08-07 | 2014-01-01 | 中铁十三局集团第五工程有限公司 | Vacuum mud jacking system for prestressed pipe construction |
CN204080816U (en) * | 2014-09-29 | 2015-01-07 | 中国电建集团成都勘测设计研究院有限公司 | Joint face face pulp type grouting system |
AU2014203324A1 (en) * | 2013-08-21 | 2015-03-12 | Inhabit Studio Limited | A combination edge-formwork, post-tension and facade fixing assembly |
CN204509079U (en) * | 2014-12-31 | 2015-07-29 | 张慧 | A kind of gas-liquid separation device |
JP2017090278A (en) * | 2015-11-11 | 2017-05-25 | Jfe条鋼株式会社 | Measurement device for measuring interval between threaded reinforcements in coupler and measurement method using the same |
CN108360752A (en) * | 2018-01-23 | 2018-08-03 | 安徽海龙建筑工业有限公司 | A kind of grout sleeve reinforcing bar automatic screwing device |
CN108442614A (en) * | 2018-05-08 | 2018-08-24 | 北京榆构有限公司 | Precast concrete bar connecting grout sleeve device and its grouting method |
CN108532839A (en) * | 2018-05-17 | 2018-09-14 | 中国建筑股份有限公司 | Reinforcing bar grout sleeve, connection structure and its engineering method of a kind of grout outlet obliquely |
CN109296135A (en) * | 2018-08-28 | 2019-02-01 | 查晓雄 | A kind of half grout sleeve grout construction method |
CN110130584A (en) * | 2019-04-29 | 2019-08-16 | 河海大学 | Pressure type grout sleeve device suitable for the connection of prefabricated concrete structure reinforcing bar |
CN110616899A (en) * | 2019-08-22 | 2019-12-27 | 中铁三局集团有限公司 | Construction method for conveniently and efficiently cementing reinforcing steel bar joint |
CN110700589A (en) * | 2019-10-22 | 2020-01-17 | 武汉合创炬盛科技有限公司 | Method for improving compactness of assembly type concrete grouting connection node |
KR20200037174A (en) * | 2020-03-30 | 2020-04-08 | 정하익 | Functional material, manufacture, construction, cleanup, equipment, facility, building, structure |
CN111456444A (en) * | 2020-05-15 | 2020-07-28 | 河北建设集团股份有限公司 | Assembled concrete building structure grouting device and construction method thereof |
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 |
CN112227725A (en) * | 2020-11-11 | 2021-01-15 | 中交第四公路工程局有限公司 | Grouting structure of long pore passage of prestressed concrete stiffening beam and construction method thereof |
-
2021
- 2021-01-25 CN CN202110096270.7A patent/CN112983006A/en active Pending
Patent Citations (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201554047U (en) * | 2009-11-20 | 2010-08-18 | 高振伟 | Grouting pipe used for repairing defects of underground building curtain by grouting method |
CN203374001U (en) * | 2013-08-07 | 2014-01-01 | 中铁十三局集团第五工程有限公司 | Vacuum mud jacking system for prestressed pipe construction |
AU2014203324A1 (en) * | 2013-08-21 | 2015-03-12 | Inhabit Studio Limited | A combination edge-formwork, post-tension and facade fixing assembly |
CN204080816U (en) * | 2014-09-29 | 2015-01-07 | 中国电建集团成都勘测设计研究院有限公司 | Joint face face pulp type grouting system |
CN204509079U (en) * | 2014-12-31 | 2015-07-29 | 张慧 | A kind of gas-liquid separation device |
JP2017090278A (en) * | 2015-11-11 | 2017-05-25 | Jfe条鋼株式会社 | Measurement device for measuring interval between threaded reinforcements in coupler and measurement method using the same |
CN108360752A (en) * | 2018-01-23 | 2018-08-03 | 安徽海龙建筑工业有限公司 | A kind of grout sleeve reinforcing bar automatic screwing device |
CN108442614A (en) * | 2018-05-08 | 2018-08-24 | 北京榆构有限公司 | Precast concrete bar connecting grout sleeve device and its grouting method |
CN108532839A (en) * | 2018-05-17 | 2018-09-14 | 中国建筑股份有限公司 | Reinforcing bar grout sleeve, connection structure and its engineering method of a kind of grout outlet obliquely |
CN109296135A (en) * | 2018-08-28 | 2019-02-01 | 查晓雄 | A kind of half grout sleeve grout construction method |
CN110130584A (en) * | 2019-04-29 | 2019-08-16 | 河海大学 | Pressure type grout sleeve device suitable for the connection of prefabricated concrete structure reinforcing bar |
CN110616899A (en) * | 2019-08-22 | 2019-12-27 | 中铁三局集团有限公司 | Construction method for conveniently and efficiently cementing reinforcing steel bar joint |
CN110700589A (en) * | 2019-10-22 | 2020-01-17 | 武汉合创炬盛科技有限公司 | Method for improving compactness of assembly type concrete grouting connection node |
KR20200037174A (en) * | 2020-03-30 | 2020-04-08 | 정하익 | Functional material, manufacture, construction, cleanup, equipment, facility, building, structure |
CN111456444A (en) * | 2020-05-15 | 2020-07-28 | 河北建设集团股份有限公司 | Assembled concrete building structure grouting device and construction method thereof |
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 |
CN112227725A (en) * | 2020-11-11 | 2021-01-15 | 中交第四公路工程局有限公司 | Grouting structure of long pore passage of prestressed concrete stiffening beam and construction method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208379425U (en) | A kind of assembly concrete pier column structure | |
CN1900465A (en) | Prestress hole path pressure grouting construction process by post-tensioning method | |
CN111485719A (en) | Vacuum grouting device for assembled concrete building structure and construction method thereof | |
CN207295460U (en) | A kind of vertical prestressing pipeline connects squeezing unit | |
CN107740542A (en) | One kind three and the connection of muscle bunchy full grout sleeve and three and muscle bunchy connection method | |
CN200992812Y (en) | Hole grout stopping plug for chemical grouting | |
CN112983006A (en) | Vacuum grouting device for fabricated building structure and construction method thereof | |
CN204691081U (en) | Containing constraint bellows reinforcement lapping connection component with ribbing | |
CN207470198U (en) | A kind of constructing tunnel slip casting machine of anti-clogging mortar leakage prevention | |
CN110158861A (en) | A kind of full grout sleeve pours sealing device | |
CN205804771U (en) | A kind of reinforcing bar grout sleeve | |
CN102747690A (en) | Grouting construction method for vertical finish-rolling threaded steel U-shaped communicating tube | |
CN209569450U (en) | Steel epoxy sleeve seal glue injection system | |
CN214554882U (en) | Micro double-liquid static mixing rubber valve | |
CN206384325U (en) | A kind of pail pack | |
CN213572162U (en) | Water supply equipment for concrete processing | |
CN210105129U (en) | A grout sleeve for steel bar connection for assembly type structure | |
CN111535173A (en) | Bridge wet joint connecting structure and connecting method | |
CN211074129U (en) | Underground pneumatic stirring device for coal mine | |
CN206554519U (en) | A kind of concrete filled steel tube jacking and conversion equipment | |
CN213897816U (en) | Assembled construction grout sleeve | |
CN208858059U (en) | A kind of assembly concrete component node steel bar connecting structure | |
CN213979594U (en) | Grouting sleeve for negative-pressure reverse grouting technology based on high-rise building | |
CN209613284U (en) | Metal mine mud making spray nozzle | |
CN205276330U (en) | Construction equipment of diaphragm wall antiseep nature |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
|
RJ01 | Rejection of invention patent application after publication |