CN106522560B - A kind of dynamic sealing mud jacking cover and its application method - Google Patents
A kind of dynamic sealing mud jacking cover and its application method Download PDFInfo
- Publication number
- CN106522560B CN106522560B CN201510575977.0A CN201510575977A CN106522560B CN 106522560 B CN106522560 B CN 106522560B CN 201510575977 A CN201510575977 A CN 201510575977A CN 106522560 B CN106522560 B CN 106522560B
- Authority
- CN
- China
- Prior art keywords
- straight tube
- mud jacking
- cover board
- cover
- fastener
- 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.)
- Active
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The present invention relates to pipeline pneumatic mortar technical fields,More particularly to a kind of dynamic sealing mud jacking cover and its application method,A kind of dynamic sealing mud jacking cover,Including straight tube,Described straight tube one end is provided with cover board,It is provided with seal member between the straight tube and cover board,The cover board is not less than the outer diameter of straight tube in the length of the horizontal direction of straight tube,Cover board is provided with fastener on one side far from straight tube,Using being bolted between the fastener and the pre-buried anchor plate of beam body,The pre-buried anchor plate of beam body is matched by seal member with the separate cover board end of straight tube,In straight tube,Cover board,Dry mortar is set in the confined space that sealing element and the pre-buried anchor plate of beam body are formed,The slight gap that seal member can be between clogging straight tube and the pre-buried anchor plate of beam body when tightening bolt,Simultaneously under the action of grouting pressure and slurries,Relatively fine particle in dry mortar can fill clogging small spaces,Therefore the sealing performance of mud jacking cover is by dual reinforcement.
Description
Technical field
The present invention relates to pipeline pneumatic mortar technical fields, and in particular to a kind of dynamic sealing mud jacking cover and its application method.
Background technology
Currently used mud jacking cover is mostly that steel plate cutting welding processing forms, and high processing costs, heaviness, installing and dismounting are tired
Difficulty, sealing effect is unreliable, and duct gas leakage, whitewashing problem happen occasionally during mud jacking, to reach specification regulation end tensioning
Afterwards 24 hours cutting wires, in 48 hours mud jacking time requirement, unit in charge of construction take mostly mortar sealing off and covering anchorage pressurization slurry cover two kinds of measures
In conjunction with, to ensure sealing effect, and mud jacking post jacking cover to wait slurries initial set after could dismantle turnover, dismantled after slurries initial set
Mud jacking cover cleaning maintenance bothers, and causes to be used in turn that number is few, and the amortization of mud jacking cover is of high cost.
So there is an urgent need for a kind of high sealing performance and pipeline pneumatic mortar covers easy to use at present.
Invention content
It is an object of the invention to：For current pipeline pneumatic mortar using mud jacking cover poor sealing performance and inconvenient to use
The problem of, a kind of high sealing performance and dynamic sealing mud jacking cover easy to use are provided.
To achieve the goals above, the technical solution adopted by the present invention is：
A kind of dynamic sealing mud jacking cover, including straight tube, described straight tube one end are provided with cover board, the straight tube and the cover board
Between be provided with seal member, the cover board is more than or equal to the outer of the straight tube in the length of the radial direction of the straight tube
Diameter, the cover board are provided with fastener, make between the fastener and the pre-buried anchor plate of beam body on the end face far from the straight tube
It is connected with, the pre-buried anchor plate of beam body is by seal member and matching ends of the straight tube far from cover board, in institute
It states in the confined space that straight tube, the cover board, the sealing element and the pre-buried anchor plate of the beam body are formed and dry mortar is set.
In the present solution, the application dynamic sealing mud jacking cover is connect by bolt with the pre-buried anchor plate of beam body, when tightening bolt
Seal member can be made to be squeezed realization sealing, can it is completely plugged live tiny between straight tube and the pre-buried anchor plate of beam body between
Gap reaches good sealing effect；Also, plug fills up dry mortar in the application dynamic mud jacking cover, in prestress pipe
Under the action of the grouting pressure and slurries that release, relatively fine particle in dry mortar is to small spaces that may be present
Flowing, fills clogging small spaces, on the basis of seal member deforms enhancing sealing effect, can promote mud jacking cover again
Sealing performance, realize mud jacking cover dual-seal guarantee；In addition, the application dynamic sealing mud jacking cover does not have ring flange, straight tube
It is contacted with the pre-buried anchor plate of beam body, compared with tradition is contacted by ring flange, contact area largely reduces, and makes the pre- of hermetic unit
The sealing performance of clamp force bigger, the application dynamic sealing mud jacking cover further enhances；In addition, the application dynamic sealing mud jacking cover is each
Component is combined, therefore can obtain higher machining accuracy using Conventional processing methods, while installing and dismounting and movement are equal
It is convenient, it is easy to use.
Preferably, the material of the straight tube is polyvinyl chloride (PVC).
In the present solution, straight tube is made of polyvinyl chloride is commonly used, the weight of mud jacking cover is alleviated while cost is reduced,
Keep mud jacking cover use more convenient.
Preferably, the seal member includes sealing ring.
In the present solution, seal member includes sealing ring, therefore pass through bolt and beam body in the application dynamic sealing mud jacking cover
When the connection of pre-buried anchor plate, tighten bolt sealing ring can be made to be squeezed and be deformed, so can it is completely plugged live straight tube
Slight gap between anchor plate reaches good sealing effect.
Preferably, the sealing ring is rectangular seal.
In the present solution, sealing ring is rectangular seal, sealing ring type is common sealing ring, directly can buy or be easy
Processing, can reduce the manufacturing cost of the application dynamic sealing mud jacking cover under the premise of ensureing sealing performance.
Preferably, the sealing ring material is rubber.
In the present solution, sealing ring material is rubber, when sealing ring by bolt tighten and when crimp, straight tube both ends end face
It can be easier to fill up with the pre-buried anchor plate of beam body or the gap between cover board, so, it is possible to make the application dynamic sealing pressure
Slurry cover has preferable sealing performance.
Preferably, the thickness of the sealing ring radially is more than the thickness of the straight tube radially.
In the present solution, the thickness of sealing ring radially is more than the thickness of the straight tube radially, that is to say, that
When the application dynamic sealing mud jacking cover works normally, the end face at straight tube both ends can be completely covered in sealing ring, therefore when sealing
Circle is tightened by bolt when crimp, and straight tube both ends end face and the pre-buried anchor plate of beam body or gap between cover board are by whole
It fills up, so, it is possible that there is preferable sealing performance.
Preferably, the fastener is fixedly connected with the cover board.
In the present solution, fastener is fixedly connected with cover board, so, it is possible so that each component of the application dynamic sealing mud jacking cover
In conjunction with possibility that is relatively reliable, being loosened between reduction each component of the application dynamic sealing mud jacking cover, it is dynamic that the application is enhanced with this
State seals the job stability of mud jacking cover.
Preferably, the fastener is welded with the cover board.
In the present solution, fastener is welded with cover board, so, it is possible so that each component of the application dynamic sealing mud jacking cover combines
It is relatively reliable, the possibility loosened between each component of the application dynamic sealing mud jacking cover is reduced, it is close to enhance the application dynamic with this
Seal the job stability of mud jacking cover.
Preferably, the fastener is removably to connect with the cover board.
In the present solution, fastener is removably to connect with cover board, fastener can be made relatively independent with cover board, in this way,
The damage of fastener and cover board one of both does not interfere with the use of another component, that is to say, that both fastener and cover board it
Another component being capable of normal use when one damage, it is not necessary to while two components are replaced, it so, it is possible ensureing that the application dynamic is close
Construction cost is saved while sealing mud jacking cover sealing performance.
Preferably, the fastener is bolted with the cover board.
In the present solution, fastener is bolted with cover board, bolt is connection standard component, can directly buy without
It is specifically designed processing, so, it is possible to reduce manufacturing cost while ensureing the application dynamic sealing mud jacking cover sealing performance.
Preferably, the fastener passes through key connection or pin connection with the cover board.
In the present solution, fastener and cover board are by key connection or pin connection, key and pin are connection standard component, can be direct
Purchase is without especially in the present solution, design processing, so, it is possible ensureing the application dynamic sealing mud jacking cover sealing performance
Reduce manufacturing cost simultaneously.
Preferably, the fastener is linear type, such as fastener can be a steel plate.
In the present solution, fastener is linear type, such fastener can be easily worked and be made, and can ensure that the application is dynamic
State reduces manufacturing cost while sealing mud jacking cover sealing performance.
Preferably, the cover board is circle in the cross sectional shape of the radial direction of the straight tube.
In the present solution, cover board is circle in the cross sectional shape of the radial direction of straight tube, in this way, using the application dynamic sealing
It can be relatively easy to when mud jacking cover, it is easy to use.
Preferably, cover board is square in the cross sectional shape of the radial direction of the straight tube.
In the present solution, cover board is square in the cross sectional shape of the radial direction of straight tube, in this way, cover board can be easily worked
It is made, manufacturing cost can be reduced while ensureing the application dynamic sealing mud jacking cover sealing performance.
Itself also disclose a kind of application method of above-mentioned dynamic sealing mud jacking cover：Include the following steps：
(1), steel strand wires are cut off：Cut off extra steel strand wires；
(2), the seal member and the straight tube are installed；The seal member and the straight tube are installed, the sealing is made
The central axis of the central axis of component and the straight tube overlaps, and the straight tube is made to be placed in the anchorage of the pre-buried anchor plate of beam body
Heart symmetrical region；
(3), dry mortar is loaded：Dry mortar is filled in the central space of the straight tube；
(4), sealing device, cover board and fastener are installed：The sealing device is mounted on the straight tube, is made described
The central axis of the central axis of seal member and the straight tube overlaps, and then installs the cover board to the sealing element, makes institute
The central axis of the central axis and the straight tube of stating cover board overlaps, and installs the fastener to the cover board；
(5), it installation bolt and tightens：Installation bolt makes the end of thread of bolt contact the screw thread of the pre-buried anchor plate of beam body
Screw thread is tightened in hole, and the nut of the bolt is made to be come into full contact with the fastener, and then so that the seal member is squeezed and close
Envelope；
(6), mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
(7), judge：Judge whether mud jacking compactness and intensity reach requirement, if so, continuing step (8), if not having
Reach requirement, then continues step (6)；
(8), terminate：Dismounting dynamic sealing mud jacking cover simultaneously cleans.
In the present solution, when carrying out mud jacking using the application dynamic sealing mud jacking cover, seal member can be made when tightening bolt
It is squeezed and is deformed, the completely plugged firmly slight gap between straight tube and the pre-buried anchor plate of beam body of energy reaches close well
Seal effect；Also, plug fills up dry mortar in the application dynamic mud jacking cover, the grouting pressure released in prestress pipe
Under the action of slurries, the relatively fine particle in dry mortar is flowed to small spaces that may be present, and filling is clogging
Small spaces can promote the sealing performance of mud jacking cover, realize again on the basis of seal member deforms enhancing sealing effect
The dual-seal guarantee of mud jacking cover；In addition, the application dynamic sealing mud jacking cover does not have ring flange, straight tube and the pre-buried anchor plate of beam body
Contact, compared with tradition is contacted by ring flange, contact area largely reduces, and makes the pretightning force bigger of seal member, mud jacking cover
Sealing performance further enhance；When therefore, using mud jacking is carried out using the application dynamic sealing mud jacking cover, sealing effect is more
Good, therefore squeezing quality is more preferable, pretightning force reinforcing bar can be better protected, while the quality of mixed mud wall is just more
It is good.
Further, since each component of the application dynamic sealing mud jacking cover is combined, therefore plug and play, Quick Release can be reached,
It cleans, be used in turn conveniently, air tight, the good using effect do not whitewashed.
Description of the drawings
Fig. 1 is the structural schematic diagram of the application；
Fig. 2 is the arrangement works constructed profile of the application；
Fig. 3 is the sectional view of the end faces Fig. 2 A-A；
Fig. 4 is the top plan view of Fig. 2；
Fig. 5 is the application method step outflow figure of dynamic sealing mud jacking cover；
It is marked in figure：1- straight tubes, 2- cover boards, 3- seal members, 311- rectangular seals, 4- fasteners, 5- bolts, 6- beams
The pre-buried anchor plate of body, 7- dry mortars.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting 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 are provided with cover board 2,
Seal member 3, length of the cover board 2 in the radial direction of the straight tube 1 are provided between the straight tube 1 and the cover board 2
More than or equal to the outer diameter of the straight tube 1, it is provided with fastener 4 on the end face far from the straight tube 1 of the cover board 2, it is described
Connected using bolt 5 between fastener 4 and the pre-buried anchor plate of beam body 6, the pre-buried anchor plate 6 of beam body by seal member 3 with
The matching ends of the separate cover board of the straight tube 1, it is pre- in the straight tube 1, the cover board 2, the sealing element 3 and the beam body
It buries and dry mortar 7 is set in the confined space of the formation of anchor plate 6, the material of the straight tube 1 is polyvinyl chloride, the sealing
Part 3 includes sealing ring, and the sealing ring material is rubber, and the cover board 2 is in the cross sectional shape of the radial direction of the straight tube 1
It is round.
In the said program of the present embodiment, the application dynamic sealing mud jacking cover is connected by bolt 5 and the pre-buried anchor plate 6 of beam body
It connects, when tightening bolt 5 seal member 3 can be squeezed and be deformed, it can completely plugged firmly straight tube 1 and the pre-buried anchor pad of beam body
Slight gap between plate 6 reaches good sealing effect；Also, plug fills up dry mortar in the application dynamic mud jacking cover
7, under the action of the grouting pressure and slurries that are released in prestress pipe, relatively fine particle in dry mortar 7 to
Small spaces flowing that may be present, fills clogging small spaces, and the basis of enhancing sealing effect is deformed in seal member 3
On, the sealing performance of mud jacking cover can be promoted again, realize the dual-seal guarantee of mud jacking cover；In addition, the application dynamic sealing
Mud jacking cover does not have a ring flange, and the pre-buried anchor plate of straight tube 1 and beam body 6 contacts, compared with tradition is contacted by ring flange, contact area
It is a large amount of to reduce, so that the pretightning force bigger of seal member 3, the sealing performance of mud jacking cover is further enhanced；In addition, the application dynamic is close
It is combined to seal each component of mud jacking cover, therefore can obtain higher machining accuracy using Conventional processing methods, while installation is torn open
It is convenient to unload and move, easy to use.
Embodiment 2：
As shown in Figure 2 to 4, in structure as described in Example 1, the sealing ring is rectangular seal 311, described
Fastener 4 and the cover board 2 are removably to connect, and the fastener 4 is linear type, such as fastener 4 can be a steel plate.
In the said program of the present embodiment, sealing ring is rectangular seal 311, and sealing ring type is common sealing ring, energy
It is enough directly to buy or be easily worked, in addition, fastener 4 is removably to connect with cover board 2, fastener 4 and 2 phase of cover board can be made
To independence, in this way, fastener 4 does not interfere with the use of another component with the damage of 2 one of both of cover board, that is to say, that fastening
Another component being capable of normal use when damaging for part 4 and 2 one of both of cover board, it is not necessary to while two components are replaced, in addition, fastener
4 be linear type, and such fastener 4 can be easily worked and be made, and the above technical solution can ensure the application dynamic
Manufacturing cost is reduced while sealing mud jacking cover sealing performance.
Embodiment 3：
As shown in Figure 2 to 4, in structure as described in Example 2, the rectangular seal 311 is radially
Thickness is more than the thickness of the straight tube 1 radially, and the fastener 4 is welded with the cover board 2.
In the said program of the present embodiment, the thickness of rectangular seal 311 radially is more than the straight tube 1 radially
The thickness in direction, that is to say, that when the application dynamic sealing mud jacking cover works normally, rectangular seal 311 can cover completely
The end face at 1 both ends of lid straight tube, thus when rectangular seal 311 by bolt 5 tighten and when crimp, 1 both ends end face of straight tube with
The pre-buried anchor plate 6 of beam body or the gap between cover board 2 are completely filled, and so, it is possible have preferable sealing performance.
Fastener 4 is welded with cover board 2, so, it is possible so that each component of the application dynamic sealing mud jacking cover combines and more may be used
It leans on, reduces the possibility loosened between each component of the application dynamic sealing mud jacking cover, the application dynamic sealing mud jacking is enhanced with this
The job stability of cover.
Embodiment 4：
As shown in Figure 2 to 4, in structure as described in Example 4, the sealing ring is rectangular seal 311, described
Fastener 4 is removably to connect with the cover board 2.
In the said program of the present embodiment, sealing ring is rectangular seal 311, and sealing ring type is common sealing ring, energy
It is enough directly to buy or be easily worked, the manufacture of the application dynamic sealing mud jacking cover can be reduced under the premise of ensureing sealing performance
Cost.
Fastener 4 is removably to connect with cover board 2, fastener 4 and cover board 2 can be made relatively independent, in this way, fastener
4 do not interfere with the use of another component with the damage of 2 one of both of cover board, that is to say, that fastener 2 and 4 one of both of cover board
Another component being capable of normal use when damage, it is not necessary to while two components are replaced, it so, it is possible ensureing the application dynamic sealing
Construction cost is saved while mud jacking cover sealing performance.
Embodiment 5：
Such as Fig. 1~Fig. 5, a kind of application method of above-mentioned dynamic sealing mud jacking cover includes the following steps：
(1), steel strand wires are cut off：Cut off extra steel strand wires；
(2), the seal member and the straight tube are installed；The seal member and the straight tube are installed, the sealing is made
The central axis of the central axis of component and the straight tube overlaps, and the straight tube is made to be placed in the anchorage of the pre-buried anchor plate of beam body
Heart symmetrical region；
(3), dry mortar is loaded：Dry mortar is filled in the central space of the straight tube；
(4), sealing device, cover board and fastener are installed：The sealing device is mounted on the straight tube, is made described
The central axis of the central axis of seal member and the straight tube overlaps, and then installs the cover board to the sealing element, makes institute
The central axis of the central axis and the straight tube of stating cover board overlaps, and installs the fastener to the cover board；
(5), it installation bolt and tightens：Installation bolt makes the end of thread of bolt contact the screw thread of the pre-buried anchor plate of beam body
Screw thread is tightened in hole, and the nut of the bolt is made to be come into full contact with the fastener, and then so that the seal member is squeezed and close
Envelope；
(6), mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
(7), judge：Judge whether mud jacking compactness and intensity reach requirement, if so, continuing step (8), if not having
Reach requirement, then continues step (6)；
(8), terminate：Dismounting dynamic sealing mud jacking cover simultaneously cleans.
In the said program of the present embodiment, when carrying out mud jacking using the application dynamic sealing mud jacking cover, energy when tightening bolt 5
Enough be squeezed seal member 3 to be deformed, can it is completely plugged live tiny between straight tube 1 and the pre-buried anchor plate of beam body 6 between
Gap reaches good sealing effect；Also, plug fills up dry mortar 7 in the application dynamic mud jacking cover, in prestress pipe
Under the action of the grouting pressure and slurries that release, relatively fine particle in dry mortar 7 is to tiny sky that may be present
Clearance flow is dynamic, fills clogging small spaces, on the basis of seal member 3 deforms enhancing sealing effect, can promote pressure again
The sealing performance of cover is starched, realizes the dual-seal guarantee of mud jacking cover；In addition, the application dynamic sealing mud jacking cover does not have ring flange,
The pre-buried anchor plate of straight tube 1 and beam body 6 contacts, and compared with tradition is contacted by ring flange, contact area largely reduces, and makes sealing
The pretightning force bigger of part 3, the sealing performance of mud jacking cover further enhance；Therefore, using using the application dynamic sealing mud jacking cover
When carrying out mud jacking, sealing effect is more preferable, therefore squeezing quality is more preferable, and pretightning force reinforcing bar can be better protected, simultaneously
The quality of mixed mud wall is with regard to more preferable.
Further, since each component of the application dynamic sealing mud jacking cover is combined, therefore plug and play, Quick Release can be reached,
It cleans, 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 board, the straight tube
Seal member is provided between the cover board, the cover board is more than or equal to institute in the length of the radial direction of the straight tube
The outer diameter of straight tube is stated, the cover board is provided with fastener, the fastener and the pre-buried anchor of beam body on the end face far from the straight tube
Using being bolted between backing plate, the pre-buried anchor plate of beam body passes through seal member and end phase of the straight tube far from cover board
Cooperation is arranged dry in the confined space that the straight tube, the cover board, the sealing element and the pre-buried anchor plate of the beam body are formed
Rigid mortar.
2. dynamic sealing mud jacking cover according to claim 1, it is characterised in that：The material of the straight tube is polyvinyl 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 3, 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：The thickness of the sealing ring radially
More than the thickness of the straight tube radially.
7. the dynamic sealing mud jacking cover according to claim 1-6 any one, it is characterised in that：The fastener with it is described
Cover board is fixedly connected.
8. dynamic sealing mud jacking cover according to claim 7, it is characterised in that：The fastener is welded with the cover board.
9. the dynamic sealing mud jacking cover according to claim 1-6 any one, it is characterised in that：The fastener with it is described
Cover board is dismountable connection.
10. a kind of method using dynamic sealing mud jacking cover described in claim 1-9 any one, which is characterized in that including with
Lower step：
(1), steel strand wires are cut off：Cut off extra steel strand wires；
(2), the seal member and the straight tube are installed；The seal member and the straight tube are installed, the seal member is made
Central axis and the straight tube central axis overlap, so that the straight tube is placed in the center pair of the anchorage of the pre-buried anchor plate of beam body
Claim region；
(3), dry mortar is loaded：Dry mortar is filled in the central space of the straight tube；
(4), sealing device, cover board and fastener are installed：The sealing device is mounted on the straight tube, the sealing is made
The central axis of the central axis of component and the straight tube overlaps, and then installs the cover board to the sealing element, makes the lid
The central axis of the central axis of plate and the straight tube overlaps, and installs the fastener to the cover board；
(5), it installation bolt and tightens：Installation bolt makes the end of thread of bolt contact the threaded hole of the pre-buried anchor plate of beam body, twists
Tight screw thread makes the nut of the bolt be come into full contact with the fastener, and then the seal member is made to be squeezed and seal；
(6), mud jacking：Mud jacking is carried out using vacuum pipe mud jacking step；
(7), judge：Judge whether mud jacking compactness and intensity reach requirement, if so, continuing step (8), if not reaching
It is required that then continuing step (6)；
(8), terminate：Dismounting dynamic sealing mud jacking cover simultaneously cleans.
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106522560A CN106522560A (en) | 2017-03-22 |
| CN106522560B true CN106522560B (en) | 2018-09-21 |
Family
ID=58346243
Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106522560B (en) |
Families Citing this family (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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106522560A (en) | 2017-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106522560B (en) | A kind of dynamic sealing mud jacking cover and its application method | |
| CN103615458B (en) | A kind of eccentric rotation-type unilateral bolt fastener | |
| CN105350765A (en) | Double-U-shaped clamp-type anti-skidding universal wall-connecting part for scaffold | |
| WO2015008366A1 (en) | Sleeve anchor bolt mounting jig | |
| CN105040911A (en) | Anchor backing plate utilizing clamp slot to fix reducer union | |
| JP2008303941A (en) | Grout hole closing structure for tube, and structure and method for testing water tightness of grout hole | |
| CN210887792U (en) | Lateral fastening elastic nut steel bar connector | |
| CN207700391U (en) | A kind of steel construction of fast assembling-disassembling | |
| CN212317316U (en) | Quick anchor sealing device for prestressed steel | |
| CN110258965A (en) | A kind of voussoir holds out against deviation reinforcing bar connector | |
| CN110258962A (en) | A kind of cone-shaped clip gear drive deviation reinforcing bar connector | |
| CN205134750U (en) | Anchor backing plate with fixed reducer union of draw -in groove | |
| CN205171839U (en) | Reinforcing bar grout connecting sleeve | |
| CN209041978U (en) | Storage pressure tests fast connecting joint | |
| CN111485677A (en) | Quick anchor sealing device for prestressed steel and anchor sealing construction method thereof | |
| CN107061893A (en) | A kind of special large scale equipment flange | |
| CN208091811U (en) | The plugging device of duct static pressure experiment | |
| JP4107308B2 (en) | Faucet device | |
| CN210660131U (en) | Template device for secondary lining plugging end of tunnel | |
| CN207194586U (en) | A kind of device of temporary plugging water | |
| CN214144024U (en) | Novel assembled inspection shaft | |
| CN211285281U (en) | Sealing anchor with mud jacking cap | |
| CN211257343U (en) | Connecting and reinforcing device between steel members with circular cross sections | |
| CN207796080U (en) | A kind of end seal structure | |
| CN215670560U (en) | Steel bar connection node structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |