CN106522560A - Dynamic sealing grouting cover and using method thereof - Google Patents
Dynamic sealing grouting cover and using method thereof Download PDFInfo
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- CN106522560A CN106522560A CN201510575977.0A CN201510575977A CN106522560A CN 106522560 A CN106522560 A CN 106522560A CN 201510575977 A CN201510575977 A CN 201510575977A CN 106522560 A CN106522560 A CN 106522560A
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Abstract
The invention relates to the technical field of pipeline grouting, in particular to a dynamic sealing grouting cover and a using method thereof. The dynamic sealing grouting cover comprises a straight pipe. A cover plate is arranged at one end of the straight pipe. A sealing part is arranged between the straight pipe and the cover plate. The length of the cover plate in the transverse direction of the straight pipe is not smaller than the outer diameter of the straight pipe. A fastener is arranged on the face, away from the straight pipe, of the cover plate. The fastener and a beam body embedded anchor bearing plate are connected through bolts. The beam body embedded anchor bearing plate is matched with the end, away from the cover plate, of the straight pipe through the sealing part. Dry hard mortar is arranged in a closed space formed by the straight pipe, the cover plate, the sealing part and the beam body embedded anchor bearing plate. Small gaps between the straight pipe and the beam body embedded anchor bearing plate can be blocked through the sealing part when the bolts are screwed, and under the action of the grouting pressure and grout, the small gaps can be filled and blocked with tiny particles in the dry hard mortar, so that the sealing performance of the grouting cover can be reinforced dually.
Description
Technical field
The present invention relates to pipeline pneumatic mortar technical field, and in particular to a kind of dynamic sealing mud jacking cover and its using method.
Background technology
Currently used mud jacking cover mostly is steel plate cutting welding processing and forms, high processing costs, it is heavy, installing/dismounting is difficult, sealing effectiveness is unreliable, the duct gas leakage during mud jacking, whitewashing problem happens occasionally, for reaching 24 hours cutting wires after the end tensioning of specification regulation, the time requirement of mud jacking in 48 hours, unit in charge of construction takes the pressurization slurry two kinds of measures of cover of mortar sealing off and covering anchorage to combine mostly, to ensure sealing effectiveness, and mud jacking post jacking cover to wait serosity initial set after could dismantle turnover, the mud jacking cover cleaning maintenance trouble dismantled after serosity initial set, cause to be used in turn number of times few, mud jacking cover amortizes high cost.
So, need a kind of high sealing performance and pipeline pneumatic mortar cover easy to use at present badly.
The content of the invention
It is an object of the invention to：The mud jacking cover poor sealing performance adopted for current pipeline pneumatic mortar and inconvenient problem with use, there is provided a kind of high sealing performance and dynamic sealing mud jacking cover easy to use.
To achieve these goals, the technical solution used in the present invention is：
A kind of dynamic sealing mud jacking cover, including straight tube, described straight tube one end is provided with cover plate, seal member is provided between the straight tube and the cover plate, the cover plate the radial direction of the straight tube length more than or equal to the straight tube external diameter, the cover plate is provided with securing member on the end face away from the straight tube, bolt connection is used between the securing member and the pre-buried anchor plate of beam body, the pre-buried anchor plate of the beam body by seal member and the straight tube away from cover plate matching ends, in the straight tube, the cover plate, in the confined space that the sealing member and the pre-buried anchor plate of the beam body are formed, dry mortar is set.
In this programme, the application dynamic sealing mud jacking cover is connected with the pre-buried anchor plate of beam body by bolt, seal member can be made when tightening bolt to be squeezed and to realize sealing, the completely plugged slight gap firmly between straight tube and the pre-buried anchor plate of beam body of energy reaches good sealing effectiveness；And, in the application dynamic mud jacking cover, plug fills up dry mortar, in the presence of the grouting pressure discharged in prestress pipe and serosity, relatively fine granule in dry mortar flows to small spaces that may be present, fill clogging small spaces, on the basis of seal member deformation strengthens sealing effectiveness, the sealing property of mud jacking cover can be lifted again, the dual-seal guarantee of mud jacking cover is realized；In addition, the application dynamic sealing mud jacking cover does not have ring flange, straight tube is contacted with the pre-buried anchor plate of beam body, compared with tradition is contacted by ring flange, contact area reduces in a large number, makes the pretightning force of hermetic unit bigger, and the sealing property of the application dynamic sealing mud jacking cover is further enhanced；Additionally, each part of the application dynamic sealing mud jacking cover is combined, therefore higher machining accuracy can be obtained using Conventional processing methods, while installing/dismounting and movement facilitate, it is easy to use.
Preferably, the material of the straight tube is polrvinyl chloride (PVC).
In this programme, straight tube is made using conventional polrvinyl chloride, alleviates the weight of mud jacking cover while reduces cost, makes mud jacking cover using more convenient.
Preferably, the seal member includes sealing ring.
In this programme, seal member includes sealing ring, therefore when the application dynamic sealing mud jacking cover is connected with the pre-buried anchor plate of beam body by bolt, tighten bolt sealing ring can be made to be squeezed and be deformed, so can it is completely plugged live slight gap between straight tube and anchor plate, reach good sealing effectiveness.
Preferably, the sealing ring is rectangular seal.
In this programme, sealing ring is rectangular seal, and sealing ring type is conventional sealing ring, can directly buy or be easily worked, and can reduce the manufacturing cost of the application dynamic sealing mud jacking cover on the premise of sealing property is ensured.
Preferably, the sealing ring material is rubber.
In this programme, sealing ring material is rubber, and when sealing ring is tightened and during crimp by bolt, straight tube two ends end face and the pre-buried anchor plate of beam body or the gap between cover plate can be easier to fill up, so, it is possible to make the application dynamic sealing mud jacking cover that there is preferable sealing property.
Preferably, sealing ring thickness radially is more than straight tube thickness radially.
In this programme, sealing ring thickness radially is more than straight tube thickness radially, that is, when the application dynamic sealing mud jacking cover normal work, sealing ring can be completely covered the end face at straight tube two ends, therefore when sealing ring is tightened and during crimp by bolt, straight tube two ends end face and the pre-buried anchor plate of beam body or the gap between cover plate are completely filled, so, it is possible with preferable sealing property.
Preferably, the securing member is fixedly connected with the cover plate.
In this programme, securing member is fixedly connected with cover plate, so, it is possible so that each part of the application dynamic sealing mud jacking cover is with reference to relatively reliable, the probability loosened between each part of the application dynamic sealing mud jacking cover is reduced, the job stability of the application dynamic sealing mud jacking cover is strengthened with this.
Preferably, the securing member is welded with the cover plate.
In this programme, securing member is welded with cover plate, so, it is possible so that each part of the application dynamic sealing mud jacking cover is with reference to relatively reliable, the probability loosened between each part of the application dynamic sealing mud jacking cover is reduced, the job stability of the application dynamic sealing mud jacking cover is strengthened with this.
Preferably, the securing member is removably to be connected with the cover plate.
In this programme, securing member is removably to be connected with cover plate, securing member can be made relatively independent with cover plate, thus, securing member damages the use for not interfering with another part with cover plate one of both, that is to say, that, when securing member is damaged with cover plate one of both, another part normally can be used, two parts need not be changed simultaneously, so, it is possible to save construction cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Preferably, the securing member is bolted with the cover plate.
In this programme, securing member is bolted with cover plate, and bolt is connection standard part, can directly be bought without being specifically designed processing, be so, it is possible to reduce manufacturing cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Preferably, the securing member with the cover plate by bonded or pin connection.
In this programme, securing member is connection standard part with cover plate by bonded or pin connection, key and pin, directly can buy without in special this programme, Design and Machining, so, it is possible to reduce manufacturing cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Preferably, the securing member is linear type, such as securing member can be a steel plate.
In this programme, securing member is linear type, and such securing member can be easily worked and make, and can reduce manufacturing cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Preferably, the cover plate is circle in the cross sectional shape of the radial direction of the straight tube.
In this programme, cover plate is circle in the cross sectional shape of the radial direction of straight tube, thus, can be relatively easy to during using the application dynamic sealing mud jacking cover, convenient use.
Preferably, cover plate is square in the cross sectional shape of the radial direction of the straight tube.
In this programme, cover plate is square in the cross sectional shape of the radial direction of straight tube, thus, cover plate can be easily worked making, can reduce manufacturing cost while the application dynamic sealing mud jacking cover sealing property is ensured.
A kind of using method of above-mentioned dynamic sealing mud jacking cover is also disclosed itself：Comprise the following steps：
（One）, excision steel strand wires：The unnecessary steel strand wires of excision；
（Two）, the seal member and the straight tube are installed；The seal member and the straight tube are installed, the central axes of the central axis and the straight tube of the seal member are made, make the straight tube be placed in the central symmetric segment of the anchorage of the pre-buried anchor plate of beam body；
（Three）, load dry mortar：Dry mortar is filled in the central space of the straight tube, if dry mortar；
（Four）, sealing device, cover plate and securing member are installed：The sealing device is arranged on the straight tube, make the central axes of the central axis and the straight tube of the seal member, and then the cover plate is installed to the sealing member, the central axes of the central axis and the straight tube of the cover plate are made, the securing member is installed to the cover plate；
（Five）, installation bolt tighten：Installation bolt, makes the end of thread of bolt contact the screwed hole of the pre-buried anchor plate of beam body, tightens screw thread, and the nut and the securing member for making the bolt is fully contacted, and then the seal member is squeezed and is sealed；
（Six）, mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
（Seven）, judge：Judge whether mud jacking degree of compaction and intensity reach requirement, if so, then continue step（Eight）If being not reaching to require, continuing step（Six）；
（Eight）, terminate：Dismounting dynamic sealing mud jacking cover is simultaneously cleaned.
In this programme, when mud jacking is carried out using the application dynamic sealing mud jacking cover, can make seal member be squeezed and be deformed, the completely plugged slight gap firmly between straight tube and the pre-buried anchor plate of beam body of energy reaches good sealing effectiveness when tightening bolt；And, in the application dynamic mud jacking cover, plug fills up dry mortar, in the presence of the grouting pressure discharged in prestress pipe and serosity, relatively fine granule in dry mortar flows to small spaces that may be present, fill clogging small spaces, on the basis of seal member deformation strengthens sealing effectiveness, the sealing property of mud jacking cover can be lifted again, the dual-seal guarantee of mud jacking cover is realized；In addition, the application dynamic sealing mud jacking cover does not have ring flange, straight tube is contacted with the pre-buried anchor plate of beam body, and compared with tradition is contacted by ring flange, contact area reduces in a large number, makes the pretightning force of seal member bigger, and the sealing property of mud jacking cover is further enhanced；When therefore, using mud jacking is carried out using the application dynamic sealing mud jacking cover, sealing effectiveness is more preferable, therefore squeezing quality is more preferably, and pretightning force reinforcing bar can just be better protected, while the quality of mixed mud body of wall is just more preferably.
Further, since each part of the application dynamic sealing mud jacking cover is for combined, therefore plug and play, Quick Release can be reached, clean, be used in turn conveniently, air tight, the good using effect do not whitewashed.
Description of the drawings
Structural representations of the Fig. 1 for the application；
Arrangement works constructed profiles of the Fig. 2 for the application；
Profiles of the Fig. 3 for Fig. 2 end face A-A；
Top plan views of the Fig. 4 for Fig. 2；
Fig. 5 flows out figure for the using method step of dynamic sealing mud jacking cover；
Labelling in figure：1- straight tubes, 2- cover plates, 3- seal members, 31- sealing rings, 311- rectangular seals, 4- securing members, 5- bolts, the pre-buried anchor plate of 6- beam bodies, 7- dry mortars.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
Embodiment 1：
As shown in Figure 1 to 4，A kind of dynamic sealing mud jacking cover，Including straight tube 1，1 one end of the straight tube is provided with cover plate 2，Seal member 3 is provided between the straight tube 1 and the cover plate 2，The cover plate 2 the radial direction of the straight tube 1 length more than or equal to the straight tube 1 external diameter，Securing member 4 is provided with the end face away from the straight tube 1 of the cover plate 2，Connected using bolt 5 between the securing member 4 and the pre-buried anchor plate of beam body 6，The pre-buried anchor plate 6 of the beam body passes through the matching ends away from cover plate of seal member 3 and the straight tube 1，In the straight tube 1、The cover plate 2、In the confined space that the sealing member 3 and the pre-buried anchor plate 6 of the beam body are formed, dry mortar 7 is set，The material of the straight tube 1 is polrvinyl chloride，The seal member 3 includes sealing ring 31，31 material of the sealing ring is rubber，The cover plate 2 is circle in the cross sectional shape of the radial direction of the straight tube 1.
In the such scheme of the present embodiment, the application dynamic sealing mud jacking cover passes through bolt 5 and the pre-buried anchor plate of beam body 6 is connected, seal member 3 can be made to be squeezed be deformed when tightening bolt 5, can it is completely plugged live slight gap between straight tube 1 and the pre-buried anchor plate of beam body 6, reach good sealing effectiveness；And, in the application dynamic mud jacking cover, plug fills up dry mortar 7, in the presence of the grouting pressure discharged in prestress pipe and serosity, relatively fine granule in dry mortar 7 flows to small spaces that may be present, fill clogging small spaces, on the basis of the deformation of seal member 3 strengthens sealing effectiveness, the sealing property of mud jacking cover can be lifted again, the dual-seal guarantee of mud jacking cover is realized；In addition, the application dynamic sealing mud jacking cover does not have a ring flange, the pre-buried anchor plate of straight tube 1 and beam body 6 is contacted, and compared with tradition is by ring flange contact, contact area reduces in a large number, makes the pretightning force of seal member 3 bigger, and the sealing property of mud jacking cover is further enhanced；Additionally, each part of the application dynamic sealing mud jacking cover is combined, therefore higher machining accuracy can be obtained using Conventional processing methods, while installing/dismounting and movement facilitate, it is easy to use.
Embodiment 2：
As shown in Figure 2 to 4, in structure as described in Example 1, the sealing ring 31 is rectangular seal 311, and, for removably being connected, the securing member 4 is linear type for the securing member 4 and the cover plate 2, and such as securing member 4 can be a steel plate.
In the such scheme of the present embodiment, sealing ring 31 is rectangular seal 311, 31 type of sealing ring is conventional sealing ring, can directly buy or be easily worked, in addition, securing member 4 is removably to be connected with cover plate 2, securing member 4 can be made relatively independent with cover plate 2, so, securing member 4 damages the use for not interfering with another part with 2 one of both of cover plate, that is, when securing member 4 is damaged with 2 one of both of cover plate, another part normally can be used, two parts are changed simultaneously need not, in addition, securing member 4 is linear type, so securing member 4 can be easily worked and make, the above technical scheme can reduce manufacturing cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Embodiment 3：
As shown in Figure 2 to 4, in structure as described in Example 2, the thickness radially of the rectangular seal 311 is more than the thickness radially of the straight tube 1, and the securing member 4 is welded with the cover plate 2.
In the such scheme of the present embodiment, the thickness radially of rectangular seal 311 is more than the thickness radially of the straight tube 1, that is, when the application dynamic sealing mud jacking cover normal work, rectangular seal 311 can be completely covered the end face at 1 two ends of straight tube, therefore when rectangular seal 311 is tightened and during crimp by bolt 5,1 two ends end face of straight tube and the pre-buried anchor plate 6 of beam body or be completely filled with the gap between cover plate 2, so, it is possible with preferable sealing property.
Securing member 4 is welded with cover plate 2, so, it is possible so that each part of the application dynamic sealing mud jacking cover reduces the probability loosened between each part of the application dynamic sealing mud jacking cover, strengthens the job stability of the application dynamic sealing mud jacking cover with this with reference to relatively reliable.
Embodiment 4：
As shown in Figure 2 to 4, in structure as described in Example 4, the sealing ring 31 is rectangular seal 311, and the securing member 4 is removably to be connected with the cover plate 2.
In the such scheme of the present embodiment, sealing ring 31 is rectangular seal 311, and 31 type of sealing ring is conventional sealing ring, can directly buy or be easily worked, and can reduce the manufacturing cost of the application dynamic sealing mud jacking cover on the premise of sealing property is ensured.
Securing member 4 is removably to be connected with cover plate 2, securing member 4 can be made relatively independent with cover plate 2, so, securing member 4 damages the use for not interfering with another part with 2 one of both of cover plate, that is, another part normally can be used when securing member 2 is damaged with 4 one of both of cover plate, it is not necessary to while changing two parts, so, it is possible to save construction cost while the application dynamic sealing mud jacking cover sealing property is ensured.
Embodiment 5：
Such as Fig. 1～Fig. 5, a kind of using method of above-mentioned dynamic sealing mud jacking cover are comprised the following steps：
（One）, excision steel strand wires：The unnecessary steel strand wires of excision；
（Two）, the seal member and the straight tube are installed；The seal member and the straight tube are installed, the central axes of the central axis and the straight tube of the seal member are made, make the straight tube be placed in the central symmetric segment of the anchorage of the pre-buried anchor plate of beam body；
（Three）, load dry mortar：Dry mortar is filled in the central space of the straight tube, if dry mortar；
（Four）, sealing device, cover plate and securing member are installed：The sealing device is arranged on the straight tube, make the central axes of the central axis and the straight tube of the seal member, and then the cover plate is installed to the sealing member, the central axes of the central axis and the straight tube of the cover plate are made, the securing member is installed to the cover plate；
（Five）, installation bolt tighten：Installation bolt, makes the end of thread of bolt contact the screwed hole of the pre-buried anchor plate of beam body, tightens screw thread, and the nut and the securing member for making the bolt is fully contacted, and then the seal member is squeezed and is sealed；
（Six）, mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
（Seven）, judge：Judge whether mud jacking degree of compaction and intensity reach requirement, if so, then continue step（Eight）If being not reaching to require, continuing step（Six）；
（Eight）, terminate：Dismounting dynamic sealing mud jacking cover is simultaneously cleaned.
In the such scheme of the present embodiment, when carrying out mud jacking using the application dynamic sealing mud jacking cover, seal member 3 can be made to be squeezed be deformed when tightening bolt 5, can it is completely plugged live slight gap between straight tube 1 and the pre-buried anchor plate of beam body 6, reach good sealing effectiveness；And, in the application dynamic mud jacking cover, plug fills up dry mortar 7, in the presence of the grouting pressure discharged in prestress pipe and serosity, relatively fine granule in dry mortar 7 flows to small spaces that may be present, fill clogging small spaces, on the basis of the deformation of seal member 3 strengthens sealing effectiveness, the sealing property of mud jacking cover can be lifted again, the dual-seal guarantee of mud jacking cover is realized；In addition, the application dynamic sealing mud jacking cover does not have a ring flange, the pre-buried anchor plate of straight tube 1 and beam body 6 is contacted, and compared with tradition is by ring flange contact, contact area reduces in a large number, makes the pretightning force of seal member 3 bigger, and the sealing property of mud jacking cover is further enhanced；When therefore, using mud jacking is carried out using the application dynamic sealing mud jacking cover, sealing effectiveness is more preferable, therefore squeezing quality is more preferably, and pretightning force reinforcing bar can just be better protected, while the quality of mixed mud body of wall is just more preferably.
Further, since each part of the application dynamic sealing mud jacking cover is for combined, therefore plug and play, Quick Release can be reached, clean, be used in turn conveniently, air tight, the good using effect do not whitewashed.
Claims (10)
1. a kind of dynamic sealing mud jacking cover, it is characterised in that：Including straight tube, described straight tube one end is provided with cover plate, seal member is provided between the straight tube and the cover plate, the cover plate the radial direction of the straight tube length more than or equal to the straight tube external diameter, the cover plate is provided with securing member on the end face away from the straight tube, bolt connection is used between the securing member and the pre-buried anchor plate of beam body, the pre-buried anchor plate of the beam body by seal member and the straight tube away from cover plate matching ends, in the straight tube, the cover plate, in the confined space that the sealing member and the pre-buried anchor plate of the beam body are formed, dry mortar is set.
2. dynamic sealing mud jacking cover according to claim 1, it is characterised in that：The material of the straight tube is polrvinyl chloride (PVC).
3. dynamic sealing mud jacking cover according to claim 2, it is characterised in that：The seal member includes sealing ring.
4. according to the dynamic sealing mud jacking cover described in claim 2, it is characterised in that：The sealing ring material is rubber.
5. dynamic sealing mud jacking cover according to claim 3, it is characterised in that：The sealing ring is rectangular seal.
6. dynamic sealing mud jacking cover according to claim 5, it is characterised in that：Sealing ring thickness radially is more than straight tube thickness radially.
7. the dynamic sealing mud jacking cover according to claim 1-6 any one, it is characterised in that：The securing member is fixedly connected with the cover plate.
8. dynamic sealing mud jacking cover according to claim 7, it is characterised in that：The securing member is welded with the cover plate.
9. the dynamic sealing mud jacking cover according to claim 1-6 any one, it is characterised in that：The securing member is removably to be connected with the cover plate.
10. a kind of method that usage right requires dynamic sealing mud jacking cover described in 1-9 any one, it is characterised in that comprise the following steps：
（One）, excision steel strand wires：The unnecessary steel strand wires of excision；
（Two）, the seal member and the straight tube are installed；The seal member and the straight tube are installed, the central axes of the central axis and the straight tube of the seal member are made, make the straight tube be placed in the central symmetric segment of the anchorage of the pre-buried anchor plate of beam body；
（Three）, load dry mortar：Dry mortar is filled in the central space of the straight tube, if dry mortar；
（Four）, sealing device, cover plate and securing member are installed：The sealing device is arranged on the straight tube, make the central axes of the central axis and the straight tube of the seal member, and then the cover plate is installed to the sealing member, the central axes of the central axis and the straight tube of the cover plate are made, the securing member is installed to the cover plate；
（Five）, installation bolt tighten：Installation bolt, makes the end of thread of bolt contact the screwed hole of the pre-buried anchor plate of beam body, tightens screw thread, and the nut and the securing member for making the bolt is fully contacted, and then the seal member is squeezed and is sealed；
（Six）, mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
（Seven）, judge：Judge whether mud jacking degree of compaction and intensity reach requirement, if so, then continue step（Eight）If being not reaching to require, continuing step（Six）；
（Eight）, terminate：Dismounting dynamic sealing mud jacking cover is simultaneously cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575977.0A CN106522560B (en) | 2015-09-11 | 2015-09-11 | A kind of dynamic sealing mud jacking cover and its application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575977.0A CN106522560B (en) | 2015-09-11 | 2015-09-11 | A kind of dynamic sealing mud jacking cover and its application method |
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| Publication Number | Publication Date |
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| CN106522560A true CN106522560A (en) | 2017-03-22 |
| CN106522560B CN106522560B (en) | 2018-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510575977.0A Active CN106522560B (en) | 2015-09-11 | 2015-09-11 | A kind of dynamic sealing mud jacking cover and its application method |
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| CN (1) | CN106522560B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468961A (en) * | 2018-12-27 | 2019-03-15 | 上海绿地建设(集团)有限公司 | A kind of vacuum grouting sealing device and encapsulating method |
| CN109849155A (en) * | 2019-04-01 | 2019-06-07 | 中铁十八局集团有限公司 | A kind of quick sealing off and covering anchorage construction method of precast beam hole path pressure grouting |
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| CN202492808U (en) * | 2012-04-16 | 2012-10-17 | 中铁十三局集团第四工程有限公司 | Grouting cap for box girder pipeline grouting construction |
| CN103452044A (en) * | 2012-05-29 | 2013-12-18 | 中铁二十五局集团建筑安装工程有限公司 | Grouting cover for railway T-beam construction technology and application thereof |
| JP5609295B2 (en) * | 2010-06-16 | 2014-10-22 | 株式会社大林組 | Manufacturing method of cement-based grout material, cement-based grout material manufactured by the method, and method and shear reinforcing structure of concrete member using this cement-based grout material |
| CN205444930U (en) * | 2016-03-04 | 2016-08-10 | 中国建筑第六工程局有限公司 | Novel combination formula mud jacking cover |
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2015
- 2015-09-11 CN CN201510575977.0A patent/CN106522560B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5609295B2 (en) * | 2010-06-16 | 2014-10-22 | 株式会社大林組 | Manufacturing method of cement-based grout material, cement-based grout material manufactured by the method, and method and shear reinforcing structure of concrete member using this cement-based grout material |
| CN202492808U (en) * | 2012-04-16 | 2012-10-17 | 中铁十三局集团第四工程有限公司 | Grouting cap for box girder pipeline grouting construction |
| CN103452044A (en) * | 2012-05-29 | 2013-12-18 | 中铁二十五局集团建筑安装工程有限公司 | Grouting cover for railway T-beam construction technology and application thereof |
| CN205444930U (en) * | 2016-03-04 | 2016-08-10 | 中国建筑第六工程局有限公司 | Novel combination formula mud jacking cover |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468961A (en) * | 2018-12-27 | 2019-03-15 | 上海绿地建设(集团)有限公司 | A kind of vacuum grouting sealing device and encapsulating method |
| CN109849155A (en) * | 2019-04-01 | 2019-06-07 | 中铁十八局集团有限公司 | A kind of quick sealing off and covering anchorage construction method of precast beam hole path pressure grouting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106522560B (en) | 2018-09-21 |
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