CN104727463A - Grouting connecting structure of prefabricated part and construction method thereof - Google Patents
Grouting connecting structure of prefabricated part and construction method thereof Download PDFInfo
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- CN104727463A CN104727463A CN201510132077.9A CN201510132077A CN104727463A CN 104727463 A CN104727463 A CN 104727463A CN 201510132077 A CN201510132077 A CN 201510132077A CN 104727463 A CN104727463 A CN 104727463A
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- grout sleeve
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Abstract
The invention discloses a grouting connecting structure of a prefabricated part and a construction method thereof. The grouting connecting structure comprises grouting sleeves and an observation pipe, wherein the grouting sleeves are arranged at the bottom of the prefabricated part in an embedded mode and serve for insertion of butt-joint reinforcing steel bars, a grouting port is formed in the lower portion of the sleeve wall of each grouting sleeve, a grout discharge port is formed in the upper portion of the sleeve wall of each grouting sleeve, and grouting holes and grout discharge holes corresponding to the grouting ports and the grout discharge ports are formed in the prefabricated part; the observation pipe is arranged at the bottom of the prefabricated part in an embedded mode, a pipe port at a first end of the observation pipe is formed in the end face of the bottom of the prefabricated part, a pipe port at a second end of the observation pipe is formed in the surface of the side wall of the prefabricated part, and the arrangement location of the pipe port located at the second end of the observation pipe is higher than the top positions of the grouting sleeves. According to the grouting connecting structure of the prefabricated part and the construction method thereof, by pre-embedding the observation pipe at the lower end of the prefabricated part, the grouting sleeves and the observation pipe are filled with grout, by means of the intrinsic pressure of the filling grout, automatic grout replenishment is completed when the liquid level at the tops of the grouting sleeves declines, and the observation pipe is utilized for raising the grout liquid level, so that it is convenient for workers to make observation, the grout is replenished in time, and the grout compactness is guaranteed.
Description
Technical field
The present invention relates to engineering construction technical field, particularly relate to a kind of grouting syndeton and construction method thereof of prefabricated units.
Background technology
Use the precast shear wall that grout sleeve connects, need by carrying out the connection of vertical reinforcement to grout sleeve grouting.Existing common practices is for choosing a certain grout sleeve base bleed hole as grout hole, grouting lance or grout pump is utilized to complete grouting, there is certain drawback in the method: (1) due in filling process for there being press operation, after grout nipple is removed, liquid level in sleeve certainly will be caused to decline, cause sleeve top grouting leakiness; (2) there is moisture evaporation due to grouting material or run off, liquid level may to be caused in grout sleeve to decline, but cannot Timeliness coverage, causing sleeve top to be in the milk leakiness.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of grouting syndeton and the construction method thereof that can improve grout sleeve and connect the prefabricated units of precast shear wall Grouted density.
For realizing above-mentioned technique effect, the invention discloses a kind of grouting syndeton of prefabricated units, comprising:
The grout sleeve be embedded in the bottom of prefabricated units, plugging for docking reinforcing bar, the barrel bottom of described grout sleeve is provided with grouting mouth, the barrel top of described grout sleeve is provided with plasma discharge mouth, described prefabricated units offers grout hole and the plasma discharge hole of corresponding described grouting mouth and described plasma discharge mouth;
Be embedded in the sighting tube bottom described prefabricated units, the mouth of pipe of the first end of described sighting tube is located at the bottom end face of described prefabricated units, the mouth of pipe of the second end of described sighting tube is located at the sidewall surfaces of described prefabricated units, and the setting position of the mouth of pipe of the second end of described sighting tube is higher than the tip position of described grout sleeve.
Described grouting syndeton is further improved and is, described sighting tube comprises vertical section and is obliquely installed the observation section in described vertical section.
Described grouting syndeton is further improved and is, described grouting mouth and described plasma discharge mouth are for being opened in the hole of the barrel homonymy of described grout sleeve.
Described grouting syndeton is further improved and is, described grout sleeve is by the structure reinforcing bars of steel wire lashing in the inside of described prefabricated units.
Described grouting syndeton is further improved and is, the bottom of prefabricated units described in every block is provided with multiple described grout sleeve and a described sighting tube, and described sighting tube is arranged at the bottom medium position of described prefabricated units.
The invention also discloses a kind of grouting connection construction method of prefabricated units, comprise step:
In the pre-buried grout sleeve in the bottom of prefabricated units, grouting mouth is offered in the barrel bottom of described grout sleeve, offer plasma discharge mouth on the barrel top of described grout sleeve, described prefabricated units are offered grout hole and the plasma discharge hole of corresponding described grouting mouth and described plasma discharge mouth;
Sighting tube is buried underground in the bottom of described prefabricated units, the mouth of pipe of the first end of described sighting tube is arranged at the bottom end face of described prefabricated units, the mouth of pipe of the second end of described sighting tube is arranged at the sidewall surfaces of described prefabricated units, and makes the tip position of setting position higher than described grout sleeve of the mouth of pipe of the second end of described sighting tube;
The grout sleeve of described prefabricated units is sheathed on the docking reinforcing bar at butting member top;
By described grout hole to reperfusion serosity in the described grout sleeve being inserted with described docking reinforcing bar, until described slurries overflow described sighting tube.
Described grouting connection construction method is further improved and is, before pour into described slurries in described grout sleeve, the surrounding of the reserved constuction joint in advance between the bottom of described prefabricated units and the top of described butting member installs template of being in the milk.
Described grouting connection construction method is further improved and is, by described grout hole in the step of reperfusion serosity in the described grout sleeve being inserted with described docking reinforcing bar:
Described slurries are circulated to the mouth of pipe of the first end of described sighting tube from the bottom of described grout sleeve, and pour into, until described slurries overflow the mouth of pipe of the second end of described sighting tube along described sighting tube to the mouth of pipe of described sighting tube second end.
Described grouting connection construction method is further improved and is, adopt vertical section and the observation section be obliquely installed in described vertical section is made into described sighting tube, by observing the level change of the described slurries in described observation section, judge the compactness of described grout sleeve.
Described grouting connection construction method is further improved and is, adopts grouting lance or grout pump to carry out slurry filling to described grout hole.
The present invention is owing to have employed above technical scheme, make it have following beneficial effect: by the pre-buried sighting tube of the lower end base of prefabricated units, the lower end of sighting tube is communicated with the bottom end face being all located at prefabricated units with the bottom of grout sleeve, the upper end of sighting tube is provided with the observation section of inclination, the mouth of pipe of the upper end of observation section is located at the sidewall surfaces of prefabricated units, form observation port, the setting position of observation port is higher than the tip position of grout sleeve, by the grout hole bottom prefabricated units to reperfusion serosity in grout sleeve, slurries fill tank grout sleeve and sighting tube, utilize grouting slurries pressure itself, the oneself completed when grout sleeve top liquid level declines mends slurry, and utilize sighting tube to be raised by grouting liquid level, workman is facilitated to observe, timely supplementary irrigation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the grouting syndeton of prefabricated units of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the partial enlargement structural representation of Fig. 3;
Fig. 5 is the cross-sectional view of grout sleeve in the grouting syndeton of prefabricated units of the present invention.
Fig. 6 is the partial enlargement structure sectional view of the Construction State of the grouting connection construction method of prefabricated units of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the present invention is further detailed explanation.
First consult shown in Fig. 1 ~ 3, the grouting syndeton of prefabricated units of the present invention is primarily of the bottom being embedded in prefabricated units 20, the grout sleeve 11 that plugs for docking reinforcing bar, and the sighting tube 12 of the bottom being embedded in prefabricated units 20 is formed.
Coordinate shown in Fig. 4 and Fig. 5, what the grout sleeve 11 in the present embodiment adopted is half grout sleeve, other grout sleeves such as full grout sleeve are suitable for too, grout sleeve 11 interval be embedded in prefabricated units 20 bottom, for docking reinforcing bar plug, the inside of grout sleeve 11 forms grouting space, the barrel bottom of grout sleeve 11 is provided with grouting mouth 111, the barrel top of grout sleeve 11 is provided with plasma discharge mouth 112, and grouting mouth 111 and plasma discharge mouth 112 are opened on the same side barrel of grout sleeve 11.The lower end of prefabricated units 11 offers grout hole 13 and the plasma discharge hole 14 of corresponding grouting mouth 111 and plasma discharge mouth 112, grout hole 13 is connected with the grouting space of grout sleeve 11 inside by grouting mouth 111, play by the effect of grout hole 13 to the inner reperfusion serosity of grout sleeve 11, plasma discharge hole 14 is connected by the grouting space of plasma discharge mouth 112 with grout sleeve 11 inside, play the air of discharging grout sleeve 11 inside, the effect of balance grout sleeve 11 air pressure inside.
Sighting tube 12 is embedded in the lower end of prefabricated units 20, usually, a sighting tube 12 is set in one block of prefabricated unit 20, this sighting tube 20 is embedded in the medium position of the bottom of prefabricated units 20, the mouth of pipe of the first end 121 of sighting tube 12 is located at the bottom end face of prefabricated units 20, communicates with the bottom opening of grout sleeve 11; The mouth of pipe of the second end 122 of sighting tube 12 is located at the sidewall surfaces of prefabricated units 20, and the setting position of the mouth of pipe of the second end 122 of sighting tube 12 is higher than the tip position of grout sleeve 11, sighting tube 12 is made up of a vertical section 123 and the observation section 124 be obliquely installed in vertical section 123, vertical section 123 is vertically inserted in the middle part of the lower end of prefabricated units 20, the opening of vertical section 123 lower end is located at the bottom end face of prefabricated units 20, the i.e. mouth of pipe of the first end 121 of above-mentioned sighting tube 12, the upper end of vertical section 123 is higher than the top of grouting sleeve 11; The upper end of the lower end vertical connecting section 123 of observation section 124, observes the upper end of section 124 tilt to the sidewall surfaces of prefabricated units 20, and the opening of observation section 124 upper end is located at the sidewall surfaces of prefabricated units 20, i.e. the mouth of pipe of second 122 of above-mentioned sighting tube 12.
The present invention is by the pre-buried sighting tube 12 in the lower end of prefabricated units 20, the bottom end face of prefabricated units is all located in the lower end of sighting tube 12 and the bottom of grout sleeve 11, the upper end of sighting tube 12 is provided with the observation section 124 of inclination, the mouth of pipe of the upper end of observation section 124 is located at the sidewall surfaces of prefabricated units 20, form observation port, the setting position of observation port is higher than the tip position of grout sleeve 11.Grouting lance or grout pump is utilized to carry out slurry filling to the grout hole 13 bottom prefabricated units 20, by grout hole 13 to reperfusion serosity in grout sleeve 11, slurries fill tank grout sleeve 11, and slurries under gravity, the bottom to grout sleeve 11 gushes out, and trickles to the mouth of pipe of sighting tube 12 first end 121, the mouth of pipe of sighting tube 12 second end 122 is poured into along sighting tube 12, finally, fill tank grout sleeve 11 and sighting tube 12, and overflow the mouth of pipe of the second end 122 of sighting tube 12.After grouting terminates, remove grouting lance or grout pump, stop slip casting, utilize grouting slurries pressure itself, the oneself completed when grout sleeve top liquid level declines mends slurry, and utilizes sighting tube 12 to be raised by grouting liquid level, workman is facilitated to observe the level change in observation section 124 by the observation section 124 of the inclination of sighting tube 12, judge the compactness of grout sleeve 11, timely supplementary irrigation, guarantee the slurries compactness at grout sleeve 11 top.
Again shown in composition graphs 6, the prefabricated units in the present embodiment are precast shear wall, and the grouting connection construction method of prefabricated units is specific as follows:
The reserved docking reinforcing bar 15 in the top of the butting member 30 of lower floor, docking reinforcing bar 15 be lower floor butting member 30 in structure erect the extension, top of muscle;
The pre-buried grout sleeve 11 plugged for docking reinforcing bar 15 in the bottom of the prefabricated units 20 on upper strata, grouting mouth 111 is provided with bottom the barrel of grout sleeve 11, the barrel top of grout sleeve 11 is provided with plasma discharge mouth 112, and prefabricated units 20 are offered grout hole 13 and the plasma discharge hole 14 of corresponding grouting mouth 111 and plasma discharge mouth 112;
Bury sighting tube 12 underground in the lower end of prefabricated units 20, the mouth of pipe of the first end 121 of sighting tube 12 is located at the bottom end face of prefabricated units 20; The mouth of pipe of the second end 122 of sighting tube 12 is located at the sidewall surfaces of prefabricated units 20, and the setting position of the mouth of pipe of the second end 122 of sighting tube 12 is higher than the tip position of grout sleeve 11, raises observation liquid level;
In the top of the butting member 30 of lower floor construction floor 40, the docking reinforcing bar 15 at butting member 30 top protrudes upward the upper surface of the floor 40 of having constructed, as with upper strata prefabricated units 20 bottom the linkage section of grout sleeve 11;
The grout sleeve 11 of prefabricated units 20 being sheathed on docking reinforcing bar 15 stretches out on the linkage section of the upper surface of floor 40, and reserved constuction joint 16 between the bottom of prefabricated units 20 and the upper surface of floor 40, grout sleeve 11 be inserted in docking between reinforcing bar 15 in grout sleeve 11 and form grouting space;
Relative with butting member 30 fixing and after grouting template (in the figure non-indicating template) installation of constuction joint 16 surrounding until prefabricated units 20, start grouting, grouting lance or grout pump is utilized to carry out slurry filling to the grout hole 13 bottom prefabricated units 20, by grout hole 13 to reperfusion serosity in the grouting space of grout sleeve 11 inside, slurries fill tank grout sleeve 11, and slurries under gravity, bottom to grout sleeve 11 gushes out, the mouth of pipe of the bottom of grout sleeve 11 and the first end 121 of sighting tube 12 is communicated with by reserved constuction joint 16, slurries trickling is to the mouth of pipe of sighting tube 12 first end 121, and the mouth of pipe of sighting tube 12 second end 122 is poured into along sighting tube 12, finally, fill the observation section 124 of tank grout sleeve 11 and sighting tube 12, and overflow the mouth of pipe of sighting tube 12 second end 122,
After grouting terminates, remove grouting lance or grout pump, stop slip casting, utilize the grouting slurries in sighting tube 12, coordinate grouting slurries pressure itself, the oneself completed when grout sleeve 11 top liquid level declines mends slurry, and utilize sighting tube 12 to be raised by grouting liquid level, facilitate workman to observe the level change in observation section 124 by the observation section 124 of the inclination of sighting tube 12, timely supplementary irrigation, guarantee the slurries compactness at grout sleeve 11 top, improve the grouting quality of connection of prefabricated units 20 and butting member 30.
Below by reference to the accompanying drawings and embodiment to invention has been detailed description, those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection scope of the present invention.
Claims (10)
1. a grouting syndeton for prefabricated units, is characterized in that, comprising:
The grout sleeve be embedded in the bottom of prefabricated units, plugging for docking reinforcing bar, the barrel bottom of described grout sleeve is provided with grouting mouth, the barrel top of described grout sleeve is provided with plasma discharge mouth, described prefabricated units offers grout hole and the plasma discharge hole of corresponding described grouting mouth and described plasma discharge mouth;
Be embedded in the sighting tube bottom described prefabricated units, the mouth of pipe of the first end of described sighting tube is located at the bottom end face of described prefabricated units, the mouth of pipe of the second end of described sighting tube is located at the sidewall surfaces of described prefabricated units, and the setting position of the mouth of pipe of the second end of described sighting tube is higher than the tip position of described grout sleeve.
2. the grouting syndeton of prefabricated units as claimed in claim 1, is characterized in that: described sighting tube comprises vertical section and is obliquely installed the observation section in described vertical section.
3. the grouting syndeton of prefabricated units as claimed in claim 2, is characterized in that: described grouting mouth and described plasma discharge mouth are for being opened in the hole of the barrel homonymy of described grout sleeve.
4. the grouting syndeton of prefabricated units as claimed in claim 3, is characterized in that: described grout sleeve is by the structure reinforcing bars of steel wire lashing in the inside of described prefabricated units.
5. the grouting syndeton of the prefabricated units according to any one of Claims 1 to 4, it is characterized in that: described in every block, the bottom of prefabricated units is provided with multiple described grout sleeve and a described sighting tube, and described sighting tube is arranged at the bottom medium position of described prefabricated units.
6. a grouting connection construction method for prefabricated units, is characterized in that, comprise step:
In the pre-buried grout sleeve in the bottom of prefabricated units, grouting mouth is offered in the barrel bottom of described grout sleeve, offer plasma discharge mouth on the barrel top of described grout sleeve, described prefabricated units are offered grout hole and the plasma discharge hole of corresponding described grouting mouth and described plasma discharge mouth;
Sighting tube is buried underground in the bottom of described prefabricated units, the mouth of pipe of the first end of described sighting tube is arranged at the bottom end face of described prefabricated units, the mouth of pipe of the second end of described sighting tube is arranged at the sidewall surfaces of described prefabricated units, and makes the tip position of setting position higher than described grout sleeve of the mouth of pipe of the second end of described sighting tube;
The grout sleeve of described prefabricated units is sheathed on the docking reinforcing bar at butting member top;
By described grout hole to reperfusion serosity in the described grout sleeve being inserted with described docking reinforcing bar, until described slurries overflow described sighting tube.
7. the grouting connection construction method of prefabricated units as claimed in claim 6, it is characterized in that: before pour into described slurries in described grout sleeve, the surrounding of the reserved constuction joint in advance between the bottom of described prefabricated units and the top of described butting member installs template of being in the milk.
8. the grouting connection construction method of prefabricated units as claimed in claim 7, is characterized in that, by described grout hole in the step of reperfusion serosity in the described grout sleeve being inserted with described docking reinforcing bar:
Described slurries are circulated to the mouth of pipe of the first end of described sighting tube from the bottom of described grout sleeve, and pour into, until described slurries overflow the mouth of pipe of the second end of described sighting tube along described sighting tube to the mouth of pipe of described sighting tube second end.
9. the grouting connection construction method of prefabricated units as claimed in claim 8, it is characterized in that: adopt vertical section and the observation section be obliquely installed in described vertical section is made into described sighting tube, by observing the level change of the described slurries in described observation section, judge the compactness of described grout sleeve.
10. the grouting connection construction method of prefabricated units as claimed in claim 9, is characterized in that: adopt grouting lance or grout pump to carry out slurry filling to described grout hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510132077.9A CN104727463B (en) | 2015-03-25 | 2015-03-25 | The grouting attachment structure of prefabricated components and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510132077.9A CN104727463B (en) | 2015-03-25 | 2015-03-25 | The grouting attachment structure of prefabricated components and its construction method |
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| CN104727463A true CN104727463A (en) | 2015-06-24 |
| CN104727463B CN104727463B (en) | 2017-04-05 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193329A (en) * | 2016-08-29 | 2016-12-07 | 朱凤起 | Concrete wall structure and construction method thereof |
| CN107701198A (en) * | 2017-08-31 | 2018-02-16 | 中交第二航务工程局有限公司 | A kind of slip casting fixing means of prefabricated components |
| CN108104301A (en) * | 2017-12-08 | 2018-06-01 | 浙江海洋大学 | Assembled architecture lining connecting structure structural wall |
| CN108252521A (en) * | 2018-01-22 | 2018-07-06 | 中国建筑科学研究院建筑机械化研究分院 | Vacuum negative pressure type grouting method and system |
| CN108627424A (en) * | 2018-08-02 | 2018-10-09 | 华北理工大学 | Portable prefabricated wall connection chamber Grouted density monitoring and compensation device and method |
| CN108827740A (en) * | 2018-09-10 | 2018-11-16 | 南京市建筑安装工程质量监督站 | A kind of device and application method of accurate control sleeve grouting plumpness |
| CN110028291A (en) * | 2019-05-15 | 2019-07-19 | 武汉合创炬盛科技有限公司 | A kind of rapid grout construction method of assembly concrete building |
| 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 |
| CN110823312A (en) * | 2019-10-17 | 2020-02-21 | 王杰 | Method for monitoring wall grouting saturation |
| CN112096080A (en) * | 2020-09-12 | 2020-12-18 | 徐州易尚饰家装饰工程有限责任公司 | Building construction concrete fills uses cluster section of thick bamboo structure |
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| CN111231100B (en) * | 2020-01-20 | 2022-05-20 | 江苏博森建筑设计有限公司 | Grouting groove type connecting structure for prefabricated column and grouting groove forming die |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106193329A (en) * | 2016-08-29 | 2016-12-07 | 朱凤起 | Concrete wall structure and construction method thereof |
| CN107701198A (en) * | 2017-08-31 | 2018-02-16 | 中交第二航务工程局有限公司 | A kind of slip casting fixing means of prefabricated components |
| CN108104301A (en) * | 2017-12-08 | 2018-06-01 | 浙江海洋大学 | Assembled architecture lining connecting structure structural wall |
| CN108252521A (en) * | 2018-01-22 | 2018-07-06 | 中国建筑科学研究院建筑机械化研究分院 | Vacuum negative pressure type grouting method and system |
| CN108627424A (en) * | 2018-08-02 | 2018-10-09 | 华北理工大学 | Portable prefabricated wall connection chamber Grouted density monitoring and compensation device and method |
| CN108827740A (en) * | 2018-09-10 | 2018-11-16 | 南京市建筑安装工程质量监督站 | A kind of device and application method of accurate control sleeve grouting plumpness |
| CN110028291A (en) * | 2019-05-15 | 2019-07-19 | 武汉合创炬盛科技有限公司 | A kind of rapid grout construction method of assembly concrete building |
| CN110823312A (en) * | 2019-10-17 | 2020-02-21 | 王杰 | Method for monitoring wall grouting saturation |
| CN110823312B (en) * | 2019-10-17 | 2021-03-02 | 王杰 | Method for monitoring wall grouting saturation |
| 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 |
| CN112096080A (en) * | 2020-09-12 | 2020-12-18 | 徐州易尚饰家装饰工程有限责任公司 | Building construction concrete fills uses cluster section of thick bamboo structure |
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| CN104727463B (en) | 2017-04-05 |
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