CN207176717U - A kind of assembly concrete foot joint of encased steel plate - Google Patents
A kind of assembly concrete foot joint of encased steel plate Download PDFInfo
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- CN207176717U CN207176717U CN201720631413.9U CN201720631413U CN207176717U CN 207176717 U CN207176717 U CN 207176717U CN 201720631413 U CN201720631413 U CN 201720631413U CN 207176717 U CN207176717 U CN 207176717U
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Abstract
A kind of assembly concrete foot joint of encased steel plate, the foot joint includes prefabricated reinforced concrete column, reinforced concrete foundation, with concrete column integral preform, the encased steel plate cylinder enclosed outside at suspension column, gap is left between the bottom of encased steel plate cylinder and basic upper surface, outside, which is mended, at gap plugging material, node also includes edge and the horizontal seamless connection of inwall of encased steel plate cylinder, middle part is provided with the annular plate at floor hole, annular plate is provided with the sleeve hole being adapted with grout sleeve device, steel plate cylinder edge, annular plate, plugging material and basic upper surface form the piece chamber of closing, piece intracavitary fills up injecting paste material.The utility model improves the effect of contraction to suspension column concrete, improves the levels of ductility of foot joint, eliminates the fixing tool of component production process middle sleeve, improves the sleeve positioning precision of prefabricated post, and simple structure is easy for construction.
Description
Technical field
The utility model belongs to prefabricated concrete structure building field, particularly a kind of assembly concrete encased steel plate
Foot joint.
Background technology
Under rarely occurred earthquake effect, the foot joint position of concrete frame structure is easily surrendered and forms plastic hinge, especially
It is when corner is larger, often makes root concrete scaling or pressure crisp due to the effect of contraction deficiency of column tie-bar.Suspension column section
This failure mode of point, the difficulty repaired after shake is not only increased, also substantially increase the financial cost needed for repairing.
Although the sleeve grouting connection foot joint commonly used in assembly concrete building has and cast-in-place structural identical
Stress performance, but similarly in the presence of shake after be not easily repaired the problem of；Meanwhile during precast concrete column is produced, generally
The frock of design specialized is needed accurately to fix grout sleeve, and production fringe cost is high.
Utility model content
The purpose of this utility model is to provide a kind of assembly concrete foot joint of encased steel plate, to solve existing dress
It is difficult to essence with being repaired after root stirrup restraint deficiency in formula concrete foot joint being present, shaking in cost height, grout sleeve production
Really fixed technical problem.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of assembly concrete foot joint of encased steel plate, including the top of vertical corresponding splicing are precast reinforced mixed
Earth pillar and the reinforced concrete foundation of bottom are coagulated, is embedded with the prefabricated reinforced concrete column along the shaft post of uniform one week
Stirrup and grout sleeve device in vertical muscle, post, foundation anchor insertion reinforcing bar, the base are embedded with the reinforced concrete foundation
Plinth anchoring insertion reinforcing bar with post indulge muscle be connected by the injecting paste material being full of in grout sleeve device, reinforced concrete foundation with
Injecting paste material has been also filled with prefabricated reinforced concrete column splicing seams,
Node be additionally included in at concrete column integral preform, suspension column outside the encased steel plate cylinder that encloses, the Covered with Angles
The top of plate cylinder is less than the injected hole of grout sleeve device and the position of slurry outlet, the bottom of encased steel plate cylinder and basic upper surface
Between leave gap, outside, which is mended, at gap plugging material,
The horizontal seamless connection of inwall of the node also including edge and encased steel plate cylinder, middle part are provided with the ring at floor hole
Shape floor, the annular plate is located at the bottom of encased steel plate cylinder, higher than the bottom of encased steel plate cylinder to reserve steel plate cylinder side
Edge, the steel plate cylinder edge, annular plate, plugging material and basic upper surface form the piece chamber of closing, the circumferential rib
Plate is provided with the sleeve hole being adapted with grout sleeve device, and grout sleeve device sequentially passes through sleeve hole and stretches into piece chamber
Interior, the bottom side of grout sleeve device is concordant with the bottom side of encased steel plate cylinder, and the piece intracavitary fills up injecting paste material.
The height of the encased steel plate cylinder is 1-3 times, thickness 10-30mm, material Q235B of the long edge lengths of column section
Or Q345B steel.
The outer surface of the encased steel plate cylinder is concordant with the outer surface of prefabricated reinforced concrete column or protrudes.
In the post setting scope of hoop reinforcement be from post bottom until encased steel plate cylinder upper end more than, column section length
0.5-1 times of opening position of edge lengths.
The coarse surface layer concordant with annular plate is prefabricated with the range of the floor hole of the prefabricated reinforced concrete column, or
The bottom integral preform of person's prefabricated reinforced concrete column has shear key body, the surrounding edge parcel grout sleeve dress of the shear key body
Put, be concordant with the bottom of encased steel plate cylinder, the middle part indent of shear key body is bucket-shaped.
The grout sleeve device is the first sleeve for setting dependent injected hole and independent slurry outlet, the first sleeve and spelling
The injecting paste material of seam intracavitary, which is integrated, to be poured, or sets the second sleeve of independent injected hole and independent slurry outlet, second sleeve
Poured with the injecting paste material of piece intracavitary for split,
Independent injected hole and independent slurry outlet are connected by the Grouting Pipe being accordingly embedded in post with sleeve.
The dependent injected hole is located in post side wall, and a post entoplasm is communicated between dependent injected hole and piece chamber
Liquid stream is threaded a pipe, and slurry stream is threaded a pipe in the post connects independent injected hole positioned at the inside of prefabricated reinforced concrete column, one end, separately
Through annular plate connection piece chamber, the piece chamber forms the outer slurry circulation duct of post of grout sleeve device for one end,
The movement locus of the injecting paste material of first sleeve is threaded a pipe, outside post from slurry stream in dependent injected hole, post
Slurry circulation duct, each sleeve are flowed out by independent slurry outlet.
Slurry stream is threaded a pipe the metal bellows to be embedded in post or the pipeline with post integral preform in the post, in post
Slurry flow pipeline is in inverted L-shaped, including horizontal pipe and vertical duct, the horizontal pipe（91）Connect side wall outside and and side
Wall has inclination angle, vertical duct connection piece chamber.
The middle part of the coarse surface layer or the middle part of shear key body are reserved with the slip casting hole that slurry stream in post is threaded a pipe
Mouthful.
The utility model has the characteristics that and beneficial effect compared with prior art：
The utility model discloses a kind of foot joint of prefabricated concrete structure building field, and foot joint is one
Determine to set in altitude range additional encased steel plate cylinder to strengthen the effect of contraction to post base concrete, encased steel plate cylinder and post bottom
Encryption stirrup synergy preferably plays the effect of contraction to suspension column concrete, reduces destruction of suspension column when compared with big corner
Degree, improve the levels of ductility of foot joint.
Meanwhile annular plate is set in the inside of encased steel plate cylinder, it can both increase the effect of contraction of encased steel plate cylinder, simultaneously
The hole fixed for reinforced bar sleeve in cast is opened up on annular plate, eliminates the regular worker of component production process middle sleeve
Dress, improves the sleeve positioning precision of prefabricated post, and simple structure is easy for construction.
Further, sleeve provisions for grouting of the present utility model can use the form without independent grouting port, and can also use has independence
The form of grouting port, respectively according to different form designs, there is basic top surface to be formed in annular plate, encased steel plate cylinder, ring
The setting of shape floor causes suspension column bottom to form piece chamber, and then carries out slip casting connection in piece intracavitary, more of the prior art
Piece connection thickness increase, while mat surface or shear key body can also be provided with prefabricated post bottom surface, further enhance suspension column section
The shear resistance of point.
Brief description of the drawings
The utility model is described in more detail below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of the utility model embodiment one.
Fig. 2 is the structural representation of annular plate.
Fig. 3 is the post bottom view of the utility model embodiment one.
Fig. 4 is the schematic diagram of the utility model embodiment two.
Fig. 5 is the post bottom view of the utility model embodiment two.
Fig. 6 is the schematic diagram of the utility model embodiment three.
Fig. 7 is the post bottom view of the utility model embodiment three.
Fig. 8 is the schematic diagram of the utility model embodiment four.
Fig. 9 is the post bottom view of the utility model embodiment four.
Reference：1- reinforced concrete foundations, 2- prefabricated reinforced concrete columns, 3- plugging materials, indulge in 4- posts
Stirrup, 6- grout sleeves device, 61- dependents injected hole, 62- independences injected hole, 63- independence pulps in muscle, 5- posts
Hole, 7- encased steel plates cylinder, 8- annular plates, 81- floors hole, 82- sleeves hole, in 9- posts slurry stream thread a pipe,
91- horizontal pipes, 92- vertical ducts, the coarse surface layers of 10-, 11- shear keies body, 12- foundation anchors insertion reinforcing bar, 13-
Injecting paste material, 14- injected holes hole.
Embodiment
Embodiment one is referring to shown in Fig. 1-3, a kind of assembly concrete foot joint of encased steel plate, including vertical corresponding
The prefabricated reinforced concrete column 2 on the top of splicing and the reinforced concrete foundation 1 of bottom, in the prefabricated reinforced concrete column 2
It is embedded with and muscle 4, stirrup 5 and grout sleeve device 6 in post, the reinforced concrete foundation 1 is indulged along the shaft post of uniform one week
Foundation anchor insertion reinforcing bar 12 is inside embedded with, the foundation anchor insertion reinforcing bar 12 passes through grout sleeve device 6 with indulging muscle 4 in post
The injecting paste material 13 being inside full of is connected, and slip casting has been also filled with reinforced concrete foundation 1 and the splicing seams of prefabricated reinforced concrete column 2
Material 13.
Node be additionally included in at concrete column integral preform, suspension column outside the encased steel plate cylinder 7 that encloses, the Covered with Angles
The top of plate cylinder 7 is less than the injected hole of grout sleeve device and the position of slurry outlet, the bottom of encased steel plate cylinder 7 and basic upper table
Gap is left between face, as the measure for eliminating error on the safe side in installation process, the width in gap is 20-30mm, at gap
Outside, which is mended, plugging material 3.
Node also includes the horizontal seamless connection of inwall of edge and encased steel plate cylinder 7, middle part is provided with floor hole 81
Annular plate 8, the annular plate 8 be located at encased steel plate cylinder bottom, higher than encased steel plate cylinder 7 bottom with reserved tapping
Plate cylinder edge, the steel plate cylinder edge, annular plate 8, plugging material 3 and basic upper surface form the piece chamber of closing, institute
State annular plate and be provided with the sleeve hole 82 being adapted with grout sleeve device 6, grout sleeve device 6 sequentially passes through sleeve hole
82 stretch into piece intracavitary, and the bottom side of grout sleeve device 6 is concordant with the bottom side of encased steel plate cylinder 7, and the piece intracavitary is filled out
Full injecting paste material 13.The injecting paste material 13 is ungauged regions high-strength grout, can be using the high-strength fast of more than compression strength 45MPa
Water cement base grouting material, steel fibre quick-hardening cement base grouting material, carbon fiber quick-hardening cement base grouting material or polymer mortar material.
The height of the encased steel plate cylinder 7 is 1-3 times, thickness 10-30mm of the long edge lengths of column section, and material is
Q235B or Q345B steel.The outer surface of the encased steel plate cylinder 7 is concordant with the outer surface of prefabricated reinforced concrete column 2
Or protrusion.It is concordant in the present embodiment.The setting scope of the encrypted area of stirrup 5 is until encased steel plate from post bottom in the post
Cylinder 7 upper ends more than, 0.5-1 times of opening position of the long edge lengths of column section.
Shown in Figure 2, in the present embodiment, encased steel plate cylinder 7 is rectangle, therefore annular plate is also rectangle, and middle part is opened
There are the floor hole 81 of rectangle, sleeve hole 82 uniform one week corresponding with sleeve along annular plate.The diameter ratio at sleeve hole 82
The big 2-4mm of sleeve diameter.
Grout sleeve device 6 to set the first sleeve of dependent injected hole 61 and independent slurry outlet 63, the first sleeve and
The injecting paste material 13 of piece intracavitary, which is integrated, to be poured, and independent slurry outlet 63 is connected by the Grouting Pipe being accordingly embedded in post with sleeve
It is logical,
Dependent injected hole 61 is located in post side wall, and a post entoplasm is communicated between dependent injected hole 61 and piece chamber
Liquid stream threads a pipe 9, and slurry stream is threaded a pipe in the post connects independent injected hole positioned at the inside of prefabricated reinforced concrete column 2, one end
61, for the other end through annular plate connection piece chamber, the piece chamber forms the outer slurry runner pipe of post of grout sleeve device 6
Road, the movement locus of the injecting paste material 13 of first sleeve are threaded a pipe outside 9, post from slurry stream in dependent injected hole 61, post
Slurry circulation duct, each sleeve are flowed out by independent slurry outlet 63.
Slurry stream threads a pipe 9 to be embedded in metal bellows in post in the post.It 9 is in inverted L-shaped that slurry stream, which is threaded a pipe, in post,
Including horizontal pipe 91 and vertical duct 92, the horizontal pipe 91, which is connected outside side wall and with side wall, has inclination angle, convenient slurry
Liquid stream enters, and vertical duct 92 connects piece chamber.
The mat surface concordant with annular plate 8 is prefabricated with the range of the floor hole 81 of the prefabricated reinforced concrete column 2
Layer 10.The convex-concave of coarse surface layer 10 is not less than 6mm, and middle part is reserved with the injected hole hole 14 that slurry stream in post is threaded a pipe.
Embodiment two is referring to shown in Fig. 4-5, and unlike embodiment one, grout sleeve device 6 is the independent slip casting of setting
The injecting paste material 13 of hole 62 and the second sleeve of independent slurry outlet 63, second sleeve and piece intracavitary pours for split, independent note
Slurry hole 62 and independent slurry outlet 63 are connected by the Grouting Pipe being accordingly embedded in post with sleeve.
Embodiment three is referring to shown in Fig. 6-7, and slurry stream, which is threaded a pipe, unlike embodiment one, in the post 9 is and post
The pipeline of integral preform, the bottom integral preform of shown prefabricated reinforced concrete column 2 have shear key body 11, the shear key body 11
Surrounding edge parcel grout sleeve device 6, concordant with the bottom of encased steel plate cylinder 7, the middle part indent of shear key body 11 is bucket-shaped, interior
Recessed bucket-shaped and basic top surface forms cavity, fills injecting paste material 13 in cavity, the middle part of the shear key body 11 is reserved with post
The injected hole hole 14 that interior slurry stream is threaded a pipe.
Example IV is referring to shown in Fig. 8-9, unlike embodiment two, the bottom of shown prefabricated reinforced concrete column 2
Integral preform has shear key body 11, the surrounding edge of the shear key body 11 parcel grout sleeve device 6, with encased steel plate cylinder 7
Bottom is concordant, and the middle part indent of shear key body 11 is bucket-shaped, and indent is bucket-shaped to form cavity with basic top surface, and slip casting material is filled in cavity
Material 13.The middle part of the shear key body 11 is reserved with the injected hole hole 14 that slurry stream in post is threaded a pipe.
The construction method of encased steel plate assembly concrete foot joint described in above example one, three, construction procedure
It is as follows：
Step 1：Muscle 4 will be indulged in post, stirrup 5 is fixedly connected with sleeve provisions for grouting 6 in post, colligation is into steel reinforcement cage.
Step 2：Four blocks of steel plates are welded into rectangular encased steel plate cylinder 7 in factory, offers and covers on annular plate 8
The corresponding sleeve hole 82 of cylinder provisions for grouting 6, then annular plate 8 is welded with fillet welding seam weld and the inwall of encased steel plate cylinder 7
Connect fixation.
Step 3：The steel reinforcement cage that step 1 makes is inserted into the encased steel plate cylinder 7 of step 2 making, grout sleeve dress
Put and be put into together in cylinder template after forming entirety in 6 accurate insertion sleeve holes 82.
Step 4：Concrete is poured into a mould into cylinder template, the factory for now completing prefabricated reinforced concrete column 2 makes, will
Prefabricated reinforced concrete column 2 is transported to job site.
Step 5：After the completion of foundation construction, foundation anchor insertion reinforcing bar 12 is inserted into prefabricated reinforced concrete column 2
Fix in grout sleeve device 6 and temporarily, then close piece chamber using plugging material 3, pre-manufactured steel is fixed with temporary support
Reinforced concrete post 2.
Step 6：Injecting paste material 13 is prepared, is injected from dependent injected hole 61, slurry stream in post is flowed through and threads a pipe 9 by post
Outer slurry circulation duct fills up, and then injecting paste material 13 is up fills up each sleeve, is full of in sleeve after slurries by independently going out
Slurry hole 63 is flowed out, and then one by one closes slurry outlet, until all slurry outlets have all been closed, slip casting terminates.
Step 7：After injecting paste material 13 condenses and reaches some strength, the temporary support of prefabricated reinforced concrete column is removed,
Complete the construction of this foot joint.
The construction method of encased steel plate assembly concrete foot joint described in above example two, four, construction procedure
It is as follows：
Step 1：Muscle 4 will be indulged in post, stirrup 5 is fixedly connected with sleeve provisions for grouting 6 in post, colligation is into steel reinforcement cage.
Step 2：Four blocks of steel plates are welded into rectangular encased steel plate cylinder 7 in factory, offers and covers on annular plate 8
The corresponding sleeve hole 82 of cylinder provisions for grouting 6, then annular plate 8 is welded with fillet welding seam weld and the inwall of encased steel plate cylinder 7
Connect fixation.
Step 3：The steel reinforcement cage that step 1 makes is inserted into the encased steel plate cylinder 7 of step 2 making, grout sleeve dress
Put and be put into together in cylinder template after forming entirety in 6 accurate insertion sleeve holes 82.
Step 4：Concrete is poured into a mould into cylinder template, the factory for now completing prefabricated reinforced concrete column 2 makes, will
Prefabricated reinforced concrete column 2 is transported to job site.
Step 5：After the completion of foundation construction, foundation anchor insertion reinforcing bar 12 is inserted into prefabricated reinforced concrete column 2
Fix in grout sleeve device 6 and temporarily, then close piece chamber using plugging material 3, then fill up slip casting in piece intracavitary
Material 13, prefabricated reinforced concrete column 2 is fixed with temporary support.
Step 6：Injecting paste material 13 is prepared, is injected from independent injected hole 62, Grouting Pipe is flowed through and fills up each sleeve, sleeve
It is interior then one by one to close slurry outlet full of being flowed out after slurries by independent slurry outlet 63, until all slurry outlets have all been closed,
Slip casting terminates.
Step 7：After injecting paste material 13 condenses and reaches some strength, the temporary support of prefabricated reinforced concrete column is removed,
Complete the construction of this foot joint.
Claims (10)
1. a kind of assembly concrete foot joint of encased steel plate, include the precast reinforced coagulation on the top of vertical corresponding splicing
Earth pillar（2）With the reinforced concrete foundation of bottom（1）, the prefabricated reinforced concrete column（2）Inside it is embedded with along shaft uniform one
Muscle is indulged in the post in week（4）, stirrup in post（5）With grout sleeve device（6）, the reinforced concrete foundation（1）Inside it is embedded with base
Plinth anchoring insertion reinforcing bar（12）, the foundation anchor insertion reinforcing bar（12）With indulging muscle in post（4）Pass through grout sleeve device（6）It is interior
The injecting paste material being full of（13）Connection, reinforced concrete foundation（1）And prefabricated reinforced concrete column（2）It has been also filled with splicing seams
Injecting paste material（13）,
It is characterized in that：Node be additionally included in at concrete column integral preform, suspension column outside the encased steel plate cylinder that encloses（7）,
The encased steel plate cylinder（7）Top less than grout sleeve device injected hole and slurry outlet position, encased steel plate cylinder（7）'s
Gap is left between bottom and basic upper surface, outside benefit has plugging material at gap（3）,
Node also includes edge and encased steel plate cylinder（7）Inwall it is horizontal be seamlessly connected, middle part is provided with floor hole（81）
Annular plate（8）, the annular plate（8）Positioned at the bottom of encased steel plate cylinder, higher than encased steel plate cylinder（7）Bottom with pre-
Reserve steel plate cylinder edge, the steel plate cylinder edge, annular plate（8）, plugging material（3）And basic upper surface forms closing
Piece chamber, the annular plate are provided with and grout sleeve device（6）Adaptable sleeve hole（82）, grout sleeve device（6）
Sequentially pass through sleeve hole（82）Stretch into piece intracavitary, grout sleeve device（6）Bottom side and encased steel plate cylinder（7）Bottom side
Face is concordant, and the piece intracavitary fills up injecting paste material（13）.
2. the assembly concrete foot joint of encased steel plate according to claim 1, it is characterised in that：The Covered with Angles
Plate cylinder（7）Height be 1-3 times, thickness 10-30mm of the long edge lengths of column section, material for Q235B or Q345B steel.
3. the assembly concrete foot joint of encased steel plate according to claim 1, it is characterised in that：The Covered with Angles
Plate cylinder（7）Outer surface and prefabricated reinforced concrete column（2）Outer surface is concordant or protrusion.
4. the assembly concrete foot joint of encased steel plate according to claim 1, it is characterised in that：Bound round in the post
Muscle（5）The setting scope of encrypted area is until encased steel plate cylinder from post bottom（7）It is more than upper end, the 0.5- of the long edge lengths of column section
1 times of opening position.
5. the assembly concrete foot joint of the encased steel plate according to claim 1-4 any one, it is characterised in that：
The grout sleeve device（6）To set dependent injected hole（61）With independent slurry outlet（63）The first sleeve, the first sleeve
With the injecting paste material of piece intracavitary（13）It is integrated and pours, or independent injected hole is set（62）With independent slurry outlet（63）
The injecting paste material of two sleeves, second sleeve and piece intracavitary（13）Poured for split,
Independent injected hole（62）With independent slurry outlet（63）Connected by the Grouting Pipe being accordingly embedded in post with sleeve.
6. the assembly concrete foot joint of encased steel plate according to claim 1, it is characterised in that：The pre-manufactured steel
Reinforced concrete post（2）Floor hole（81）In the range of be prefabricated with and annular plate（8）Concordant coarse surface layer（10）, or in advance
Reinforced column processed（2）Bottom integral preform shear key body（11）, the shear key body（11）Surrounding edge parcel fill
Starch sleeve arrangement（6）And encased steel plate cylinder（7）Bottom it is concordant, shear key body（11）Middle part indent it is bucket-shaped.
7. the assembly concrete foot joint of encased steel plate according to claim 6, it is characterised in that：The grouting set
Wound packages is put（6）To set dependent injected hole（61）With independent slurry outlet（63）The first sleeve, the first sleeve and piece intracavitary
Injecting paste material（13）It is integrated and pours, or independent injected hole is set（62）With independent slurry outlet（63）Second sleeve,
The injecting paste material of two sleeves and piece intracavitary（13）Poured for split,
Independent injected hole（62）With independent slurry outlet（63）Connected by the Grouting Pipe being accordingly embedded in post with sleeve.
8. the assembly concrete foot joint of encased steel plate according to claim 7, it is characterised in that：The dependent
Injected hole（61）In post side wall, dependent injected hole（61）Slurry stream in a post is communicated between piece chamber to thread a pipe
（9）, slurry stream is threaded a pipe positioned at prefabricated reinforced concrete column in the post（2）Inside, one end connects independent injected hole（61）, separately
One end forms grout sleeve device through annular plate connection piece chamber, the piece chamber（6）The outer slurry circulation duct of post,
The injecting paste material of first sleeve（13）Movement locus from dependent injected hole（61）, slurry stream is threaded a pipe in post
（9）, the outer slurry circulation duct of post, each sleeve pass through independent slurry outlet（63）Outflow.
9. the assembly concrete foot joint of encased steel plate according to claim 8, it is characterised in that：The post entoplasm
Liquid stream is threaded a pipe（9）Pipeline for the metal bellows being embedded in post or with post integral preform, slurry stream is threaded a pipe in post（9）
In inverted L-shaped, including horizontal pipe（91）And vertical duct（92）, the horizontal pipe（91）Connect outside side wall and have with side wall
There are inclination angle, vertical duct（92）Connect piece chamber.
10. the assembly concrete foot joint of encased steel plate according to claim 8 or claim 9, it is characterised in that：It is described thick
Matte layer（10）Middle part or shear key body（11）Middle part be reserved with the injected hole hole that slurry stream in post is threaded a pipe（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720631413.9U CN207176717U (en) | 2017-06-02 | 2017-06-02 | A kind of assembly concrete foot joint of encased steel plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720631413.9U CN207176717U (en) | 2017-06-02 | 2017-06-02 | A kind of assembly concrete foot joint of encased steel plate |
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| CN207176717U true CN207176717U (en) | 2018-04-03 |
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| CN201720631413.9U Withdrawn - After Issue CN207176717U (en) | 2017-06-02 | 2017-06-02 | A kind of assembly concrete foot joint of encased steel plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107165185A (en) * | 2017-06-02 | 2017-09-15 | 中国建筑股份有限公司 | The assembly concrete foot joint and its construction method of a kind of encased steel plate |
| CN108532834A (en) * | 2018-06-22 | 2018-09-14 | 中国五冶集团有限公司 | A kind of assembled architecture frame column reperfusion structure |
| CN109356290A (en) * | 2018-11-05 | 2019-02-19 | 贺州学院 | A kind of assembled steel tube truss structure node component |
| CN110318498A (en) * | 2019-06-24 | 2019-10-11 | 天元建设集团有限公司 | A kind of assembled architecture combined type connection system and its construction method |
| CN110725545A (en) * | 2019-09-06 | 2020-01-24 | 北京市第三建筑工程有限公司 | High-pressure grouting construction structure and construction method for embedded end of precast concrete column |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 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 |
| US11293183B2 (en) * | 2017-06-02 | 2022-04-05 | China State Construction Engineering Corporation Limited | Precast column base joint and construction method therefor |
| CN115977321A (en) * | 2023-02-10 | 2023-04-18 | 上海市建筑科学研究院有限公司 | Whole-process anti-corrosion method for prefabricated concrete structure grouting sleeve |
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- 2017-06-02 CN CN201720631413.9U patent/CN207176717U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11293183B2 (en) * | 2017-06-02 | 2022-04-05 | China State Construction Engineering Corporation Limited | Precast column base joint and construction method therefor |
| WO2018219024A1 (en) * | 2017-06-02 | 2018-12-06 | 中国建筑股份有限公司 | Steel-plate-encased precast concrete column foot joint and construction method therefor |
| CN107165185B (en) * | 2017-06-02 | 2019-04-23 | 中国建筑股份有限公司 | A kind of the assembly concrete foot joint and its construction method of encased steel plate |
| CN107165185A (en) * | 2017-06-02 | 2017-09-15 | 中国建筑股份有限公司 | The assembly concrete foot joint and its construction method of a kind of encased steel plate |
| US11028574B2 (en) | 2017-06-02 | 2021-06-08 | China State Construction Engineering Corporation Limited | Steel-plate-encased precast concrete column foot joint and construction method therefor |
| CN108532834A (en) * | 2018-06-22 | 2018-09-14 | 中国五冶集团有限公司 | A kind of assembled architecture frame column reperfusion structure |
| CN108532834B (en) * | 2018-06-22 | 2023-08-18 | 中国五冶集团有限公司 | Assembled building frame post fills structure |
| CN109356290A (en) * | 2018-11-05 | 2019-02-19 | 贺州学院 | A kind of assembled steel tube truss structure node component |
| CN110318498A (en) * | 2019-06-24 | 2019-10-11 | 天元建设集团有限公司 | A kind of assembled architecture combined type connection system and its construction method |
| CN110318498B (en) * | 2019-06-24 | 2023-08-15 | 天元建设集团有限公司 | Assembled building combined type connecting system and construction method thereof |
| CN110725545A (en) * | 2019-09-06 | 2020-01-24 | 北京市第三建筑工程有限公司 | High-pressure grouting construction structure and construction method for embedded end of precast concrete column |
| CN110725545B (en) * | 2019-09-06 | 2021-12-21 | 北京市第三建筑工程有限公司 | Construction method of high-pressure grouting construction structure for embedded end of precast concrete column |
| CN111231100A (en) * | 2020-01-20 | 2020-06-05 | 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 |
| CN115977321A (en) * | 2023-02-10 | 2023-04-18 | 上海市建筑科学研究院有限公司 | Whole-process anti-corrosion method for prefabricated concrete structure grouting sleeve |
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