CN208965396U - A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve - Google Patents
A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve Download PDFInfo
- Publication number
- CN208965396U CN208965396U CN201821326501.9U CN201821326501U CN208965396U CN 208965396 U CN208965396 U CN 208965396U CN 201821326501 U CN201821326501 U CN 201821326501U CN 208965396 U CN208965396 U CN 208965396U
- Authority
- CN
- China
- Prior art keywords
- pier
- precast
- bridge pier
- grout sleeve
- cushion cap
- 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
Abstract
The utility model relates to technical field of bridge construction, precast assembly bridge pier is constructed using the spigot-and-socket of grout sleeve more particularly to a kind of connector, including prefabricated cushion cap and precast pier, the precast pier is installed on the prefabricated cushion cap, and installation is laminated in multiple precast piers；The top surface of the prefabricated cushion cap and the top surface of the precast pier are provided with tongue-and-groove, and the bottom of the precast pier is provided with tenon；It further include bridge pier grout sleeve, bridge pier reinforcing bar and cushion cap reinforcing bar.The utility model has the beneficial effects that: passing through the design of tenon and tongue-and-groove, when splicing prefabricated cushion cap and precast pier, topple Deng perils is prevented, the stability of structure in work progress is increased；The setting of bridge pier grout sleeve, bridge pier reinforcing bar and cushion cap reinforcing bar guarantees integrally-built stability after grouting is completed, and increases connector described in the utility model using the horizontal shear strength of the spigot-and-socket construction precast assembly bridge pier of grout sleeve.
Description
Technical field
The utility model relates to technical field of bridge construction, and in particular to a kind of connector uses the spigot-and-socket structure of grout sleeve
Make precast assembly bridge pier.
Background technique
When bridge structure meets with earthquake, bridge pier is damageable zone.At present using high-strength mortar connection or structure glue connection
Assembled bridge pier, connector mostly use planed joint form, it is difficult to eliminate the shearing changing of the relative positions that may occur between segment, globality and anti-
Shock stability is not so good as the bridge pier of integral cast-in-situ, is generally used for the lower area of seismic risk.On the other hand, planed joint is to splicing
The construction precision in face require it is very high, material mechanical performance difference between high-strength mortar or structure glue and precast concrete compared with
Greatly, the endurance issues of seam are more prominent.Moreover, the live splicing operation of precast assembly bridge pier is relative to watering type bridge pier
For, the risk of installation is also bigger.
Utility model content
In order to overcome the defects of the prior art described above, the technical problem to be solved by the utility model is to provide one kind just
It constructs on site, promotes the precast assembly bridge pier of site operation degree of safety.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve, including prefabricated cushion cap and precast pier,
The precast pier is installed on the prefabricated cushion cap, and installation is laminated in multiple precast piers；The top of the prefabricated cushion cap
Face and the top surface of the precast pier are provided with tongue-and-groove, and the bottom of the precast pier is provided with tenon, the size of the tenon
It is adapted with the tongue-and-groove；
The bottom surface of the precast pier is provided with the bridge pier grout sleeve that Open Side Down；Bridge is embedded in the precast pier
Pier reinforcing bar, one end of the bridge pier reinforcing bar are protruded into the bridge pier grout sleeve of the precast pier bottom surface, described in other end stretching
The top surface of precast pier is simultaneously protruded into the bridge pier grout sleeve of the adjacent precast pier in top；
Cushion cap reinforcing bar is embedded in the prefabricated cushion cap, the cushion cap reinforcing bar is stretched out and stretched from the top surface of the prefabricated cushion cap
In the bridge pier grout sleeve for entering the top precast pier；
Steel pipe is embedded in the tongue-and-groove, the tenon size is adapted with the steel pipe, and the tenon is embedded in the steel
Guan Zhong.
Further, steel sleeve is arranged on the tenon, the outer diameter of the steel sleeve is adapted with the steel pipe.
Further, material hole and discharge hole are provided on the hole wall of the bridge pier grout sleeve.
Further, mortar is packed in the steel pipeline and in the bridge pier grout sleeve.
Further, the mortar is very-high performance mortar.
Further, the top surface of the prefabricated cushion cap is provided with lug boss, and the tongue-and-groove is provided on the lug boss.
It further, further include fixed plate, the fixed plate is respectively arranged at the lug boss and the precast pier
On the outer wall of junction and the outer wall of two precast pier junctions.
Further, fixation is offered respectively on the upper and lower ends side wall of the side wall of the lug boss and the precast pier
The axis of through-hole, multiple fixed holes is parallel to each other, and fixed steel bars, the fixed steel bars are provided in the fixed hole
Both ends stretch out the fixed hole and pass through the fixed plate.
It further, further include anchorage, the end of the fixed steel bars is arranged in the anchorage.
The utility model has the beneficial effects that: passing through the design of tenon and tongue-and-groove, splicing prefabricated cushion cap and prefabricated bridge
When pier, topple Deng perils are prevented, increase the stability of structure in work progress；Bridge pier grout sleeve, bridge
The setting of pier reinforcing bar and cushion cap reinforcing bar can guarantee integrally-built stability after grouting is completed, it is practical new to increase this
Connector described in type constructs the horizontal shear strength of precast assembly bridge pier using the spigot-and-socket of grout sleeve；The setting of steel pipe 31 into
One step increases connector described in the utility model using the horizontal shear of the spigot-and-socket construction precast assembly bridge pier of grout sleeve
Ability increases safety.
Detailed description of the invention
Fig. 1 is that a kind of connector of specific embodiment of the present invention constructs precast assembly using the spigot-and-socket of grout sleeve
The positive view of bridge pier；
Fig. 2 is that a kind of connector of specific embodiment of the present invention constructs precast assembly using the spigot-and-socket of grout sleeve
The top view of the prefabricated cushion cap of bridge pier；
Label declaration:
1, prefabricated cushion cap；11, cushion cap reinforcing bar；
2, precast pier；21, bridge pier grout sleeve；22, bridge pier reinforcing bar；23, material hole；24, discharge hole；
3, tongue-and-groove；31, steel pipe；
4, tenon；
5, fixed plate；
6, fixed steel bars；61, anchorage；
7, mortar.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: by the design of tenon and tongue-and-groove, splicing prefabricated cushion cap and prefabricated
When bridge pier, topple Deng perils are prevented, increase the stability of structure in work progress.
It please referring to shown in Fig. 1 and Fig. 2, a kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve, including
Prefabricated cushion cap 1 and precast pier 2, the precast pier 2 are installed on the prefabricated cushion cap 1,2 layers of multiple precast pier
Folded installation；The top surface of the prefabricated cushion cap 1 and the top surface of the precast pier 2 are provided with tongue-and-groove 3, the bottom of the precast pier 2
Portion is provided with tenon 4, and the size of the tenon 4 is adapted with the tongue-and-groove 3；
The bottom surface of the precast pier 2 is provided with the bridge pier grout sleeve 21 that Open Side Down；It is pre-buried in the precast pier 2
There is bridge pier reinforcing bar 22, one end of the bridge pier reinforcing bar 22 is protruded into the bridge pier grout sleeve 21 of 2 bottom surface of precast pier, another
End is stretched out the top surface of the precast pier 2 and is protruded into the bridge pier grout sleeve 21 of the adjacent precast pier 2 in top；
Cushion cap reinforcing bar 11 is embedded in the prefabricated cushion cap 1, the cushion cap reinforcing bar 11 is stretched from the top surface of the prefabricated cushion cap 1
Out and protrude into the bridge pier grout sleeve 21 of the top precast pier 2；
Steel pipe 31 is embedded in the tongue-and-groove 3,4 size of tenon is adapted with the steel pipe 31, and the tenon 4 is embedded in
In the steel pipe 31.
As can be seen from the above description, a kind of above-mentioned connector constructs having for precast assembly bridge pier using the spigot-and-socket of grout sleeve
Beneficial effect is: preventing and inclines when splicing prefabricated cushion cap 1 and precast pier 2 by the design of tenon 4 and tongue-and-groove 3
Equal perils are covered, the stability of structure in work progress is increased；Bridge pier grout sleeve 21, bridge pier reinforcing bar 22 and cushion cap reinforcing bar
11 setting can guarantee integrally-built stability, increase connector described in the utility model and adopt after grouting is completed
With the horizontal shear strength of the spigot-and-socket construction precast assembly bridge pier of grout sleeve；The setting of steel pipe 31 further increases this reality
With the novel connector using the horizontal shear strength of the spigot-and-socket construction precast assembly bridge pier of grout sleeve, safety is increased
Property.
Further, steel sleeve is arranged on the tenon 4, the outer diameter of the steel sleeve is suitable with 31 phase of steel pipe
Match.
As can be seen from the above description, being arranged with steel sleeve on the tenon 4, further increase described in the utility model
Connector increases safety using the horizontal shear strength of the spigot-and-socket construction precast assembly bridge pier of grout sleeve.
Further, material hole 23 and discharge hole 24 are provided on the hole wall of the bridge pier grout sleeve 21.
As can be seen from the above description, the setting of material hole 23 and discharge hole 24, can the fixed material of more convenient injection, it is convenient
Constructing operation, increases construction efficiency.
Further, mortar 7 is packed in 31 pipeline of steel pipe and in the bridge pier grout sleeve 21.
As can be seen from the above description, mortar 7 can will be set to the tenon 4 in 31 pipeline of steel pipe, stretch out prefabricated 1 top surface of cushion cap
Cushion cap reinforcing bar 11 and bridge pier grout sleeve 21 in bridge pier reinforcing bar 22 connect into an entirety, ensure that integrally-built stabilization
Property, while increasing the shear resistance of junction horizontal plane.
Further, the mortar 7 is very-high performance mortar.
As can be seen from the above description, ultra-high performance concrete (abbreviation UHPC) is a kind of novel cement-base composite material, by force
Degree height, good toughness, while there is good corrosion resistance, wearability and impermeability, tensile strength is generally not less than 5MPa.It rejects
It can be considered a kind of mortar, as very-high performance mortar (abbreviation UHPM) in the UHPC character of coarse aggregate.
Further, the top surface of the prefabricated cushion cap 1 is provided with lug boss, and the tongue-and-groove 3 is provided on the lug boss.
It further, further include fixed plate 5, the fixed plate 5 is respectively arranged at the lug boss and the precast pier 2
The outer wall of junction and the outer wall of two 2 junctions of the precast pier on.
Further, it is offered respectively on the upper and lower ends side wall of the side wall of the lug boss and the precast pier 2 solid
Determine through-hole, the axis of multiple fixed holes is parallel to each other, and fixed steel bars 6, the fixation are provided in the fixed hole
The both ends of reinforcing bar 6 stretch out the fixed hole and pass through the fixed plate 5.
It further, further include anchorage 61, the end of the fixed steel bars 6 is arranged in the anchorage 61.
As can be seen from the above description, fixed plate 5 and fixed steel bars 6 can be added using lug boss by the setting of lug boss,
To carry out preliminary fixation to precast pier 2 when being not yet in the milk using raised bar and fixed steel bars 6, increase
The safety of construction；Fixed steel bars 6 bolt tenon and tongue-and-groove 3, further increase the stability of structure.
Embodiment one
It please referring to shown in Fig. 1 and Fig. 2, a kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve, including
Prefabricated cushion cap 1 and precast pier 2, the precast pier 2 are installed on the prefabricated cushion cap 1,2 layers of multiple precast pier
Folded installation；Lug boss is provided in the middle part of the top surface of the prefabricated cushion cap 1, in the top surface of the lug boss and the precast pier 2
Portion is provided with tongue-and-groove 3, and the bottom of the precast pier 2 is provided with tenon 4, steel pipe 31, the tenon are embedded in the tongue-and-groove 3
4 sizes are adapted with the steel pipe 31, and the tenon 4 is embedded in the steel pipe 31；It is arranged with steel sleeve on the tenon 4,
The outer diameter of the steel sleeve is adapted with the steel pipe 31；The bottom surface of the precast pier 2 is provided with the bridge pier that Open Side Down
Grout sleeve 21；Bridge pier reinforcing bar 22 is embedded in the precast pier 2, the prefabricated bridge is protruded into one end of the bridge pier reinforcing bar 22
In the bridge pier grout sleeve 21 of 2 bottom surface of pier, the other end stretches out the top surface of the precast pier 2 and to protrude into top adjacent described pre-
In the bridge pier grout sleeve 21 of bridge pier 2 processed；It is embedded with cushion cap reinforcing bar 11 in the prefabricated cushion cap 1, the cushion cap reinforcing bar 11 is from institute
The top surface for stating prefabricated cushion cap 1 is stretched out and is protruded into the bridge pier grout sleeve 21 of the top precast pier 2；The bridge pier grouting set
Material hole 23 and discharge hole 24 are provided on the hole wall of cylinder 21；It is filled out in 31 pipeline of steel pipe and in the bridge pier grout sleeve 21
It is plugged with very-high performance mortar；It further include fixed plate 5, the fixed plate 5 is respectively arranged at the lug boss and the precast pier 2
The outer wall of junction and the outer wall of two 2 junctions of the precast pier on；The side wall of the lug boss and described pre-
Fixed hole is offered on the upper and lower ends side wall of bridge pier 2 processed respectively, the axis of multiple fixed holes is parallel to each other, described
Fixed steel bars 6 are provided in fixed hole, the both ends of the fixed steel bars 6 stretch out the fixed hole and pass through the fixed plate
5；It further include anchorage 61, the end of the fixed steel bars 6 is arranged in the anchorage 61.
A kind of above-mentioned connector constructs precast assembly Bridge Pier Construction process using the spigot-and-socket of grout sleeve are as follows:
Step 1: smearing super very-high performance mortar in the upper surface of prefabricated cushion cap 1 and lug boss；
Step 2: the tenon 4 of precast pier 2 is embedded in prefabricated cushion cap 1 and is equipped in the tongue-and-groove 3 of steel pipe 31, prefabricated cushion cap 1
On cushion cap reinforcing bar 11 protrude into the bridge pier grout sleeve 21 of precast pier 2；
Step 3: fixed plate 5 being arranged on the side wall of the opposite sides of junction, run through side fixed plate 5 for fixed steel bars
It in 6 insertion fixed holes, and is pierced by from the other side of through-hole, fixed steel bars 6 run through the fixed plate 5 of the other side, then pass through anchorage
61 latch the both ends of fixed steel bars 6；
Step 4: injecting very-high performance mortar in material hole 23, flowed until very-high performance mortar is overflowed from discharge hole 24
Out；
Step 5: super very-high performance mortar is smeared in the top surface of lower precast segment bridge pier 2, by the tenon of upper section precast pier 2
4 insertions lower section, 2 top surface of precast pier is equipped in the tongue-and-groove 3 of steel pipe 31, and the bridge pier reinforcing bar 22 of lower 2 top of section precast pier protrudes into
In the bridge pier grout sleeve 21 of upper section precast pier 2；Fixed plate 5 is arranged on the side wall of the opposite sides of junction, runs through one
Fixed steel bars 6 are inserted into fixed hole by side fixed plate 5, and are pierced by from the other side of through-hole, and fixed steel bars 6 are through the other side
Fixed plate 5, then pass through the both ends that anchorage 61 latches fixed steel bars 6；Very-high performance mortar is injected in material hole 23, until super
High Performance Mortar is overflowed to flow out from discharge hole 24；
Step 6: step 5 is repeated, until a kind of above-mentioned connector constructs precast assembly bridge using the spigot-and-socket of grout sleeve
Pier reaches absolute altitude.
In conclusion a kind of connector provided by the utility model constructs precast assembly bridge using the spigot-and-socket of grout sleeve
Pier when splicing prefabricated cushion cap and precast pier, prevents equal danger thing of toppling by the design of tenon and tongue-and-groove
Therefore increase the stability of structure in work progress；The setting of bridge pier grout sleeve, bridge pier reinforcing bar and cushion cap reinforcing bar, Neng Gou
After grouting is completed, guarantee integrally-built stability, increases connector described in the utility model holding using grout sleeve
The horizontal shear strength of the formula of inserting construction precast assembly bridge pier；By the setting of lug boss, fixed plate can be added using lug boss
And fixed steel bars, to carry out preliminary consolidate to precast pier when being not yet in the milk using raised bar and fixed steel bars
It is fixed, increase the safety of construction；Fixed steel bars bolt tenon and tongue-and-groove, further increase the stability steel pipe of structure
Setting further increase connector described in the utility model using the spigot-and-socket construction precast assembly bridge pier of grout sleeve
Horizontal shear strength increases safety；It is arranged with steel sleeve on the tenon 4, further increases the utility model institute
The connector stated increases safety using the horizontal shear strength of the spigot-and-socket construction precast assembly bridge pier of grout sleeve；Material feeding
The setting in hole and discharge hole, can the fixed material of more convenient injection, facilitate constructing operation, increase construction efficiency；Pass through
The discharge hole and the material hole are set to same level, and the material hole is in the bridge pier grout sleeve
Same level can make the fixation material of injection adequately fill up being had the gap for junction, ensure that integrally-built stabilization
Property；Mortar can be by the tenon being set in steel pipeline, the cushion cap reinforcing bar and bridge pier grout sleeve of the prefabricated cushion cap top surface of stretching
Interior bridge pier reinforcing bar connects into an entirety, ensure that integrally-built stability, while increasing the anti-of junction horizontal plane
Cut ability；There is very-high performance mortar high, corrosion-resistant, the impervious good characteristic of intensity can make to tie by very-high performance mortar
Structure integrally has stronger tensile capacity and reliability, increases durability；It is combined using spigot-and-socket construction and cast-in-place UHPC
Precast assembly bridge pier, center are constructed using spigot-and-socket, and the supporting role to upper section precast pier can be played in construction,
And bonded between tenon and tongue-and-groove using UHPM, bond area is big, bond effect than traditional high-strength mortar planed joint or
Structure glue stem grafting is sewed it up, and the shearing strength of stitching portion can be improved；High, corrosion-resistant, wear-resisting using intensity, impervious good UHPC makees
For cast-in-place material, a kind of connector described in the utility model can be improved using the spigot-and-socket construction precast assembly of cast-in-place UHPC material
Bridge pier globality and anti-seismic performance.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of connector constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that including prefabricated cushion cap and
Precast pier, the precast pier are installed on the prefabricated cushion cap, and installation is laminated in multiple precast piers；It is described prefabricated
The top surface of cushion cap and the top surface of the precast pier are provided with tongue-and-groove, and the bottom of the precast pier is provided with tenon, described convex
The size of tenon is adapted with the tongue-and-groove；
The bottom surface of the precast pier is provided with the bridge pier grout sleeve that Open Side Down；Bridge pier steel is embedded in the precast pier
Muscle, one end of the bridge pier reinforcing bar are protruded into the bridge pier grout sleeve of the precast pier bottom surface, and the other end stretches out described prefabricated
The top surface of bridge pier is simultaneously protruded into the bridge pier grout sleeve of the adjacent precast pier in top；
Cushion cap reinforcing bar is embedded in the prefabricated cushion cap, on the cushion cap reinforcing bar is stretched out and protruded into from the top surface of the prefabricated cushion cap
In the bridge pier grout sleeve of Fang Suoshu precast pier；
Steel pipe is embedded in the tongue-and-groove, the tenon size is adapted with the steel pipe, and the tenon is embedded in the steel pipe.
2. connector according to claim 1 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
Steel sleeve is arranged on the tenon, the outer diameter of the steel sleeve is adapted with the steel pipe.
3. connector according to claim 1 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
Material hole and discharge hole are provided on the hole wall of the bridge pier grout sleeve.
4. connector according to claim 3 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
Mortar is packed in the steel pipeline and in the bridge pier grout sleeve.
5. connector according to claim 4 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
The mortar is very-high performance mortar.
6. connector according to claim 1 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
The top surface of the prefabricated cushion cap is provided with lug boss, and the tongue-and-groove is provided on the lug boss.
7. connector according to claim 6 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
It further include fixed plate, the fixed plate is respectively arranged at the outer wall and two of the junction of the lug boss and the precast pier
On the outer wall of a precast pier junction.
8. connector according to claim 7 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
Fixed hole, multiple fixations are offered on the upper and lower ends side wall of the side wall of the lug boss and the precast pier respectively
The axis of through-hole is parallel to each other, and fixed steel bars are provided in the fixed hole, and the both ends of the fixed steel bars are stretched out described solid
Determine through-hole and passes through the fixed plate.
9. connector according to claim 8 constructs precast assembly bridge pier using the spigot-and-socket of grout sleeve, which is characterized in that
It further include anchorage, the end of the fixed steel bars is arranged in the anchorage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326501.9U CN208965396U (en) | 2018-08-16 | 2018-08-16 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326501.9U CN208965396U (en) | 2018-08-16 | 2018-08-16 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208965396U true CN208965396U (en) | 2019-06-11 |
Family
ID=66752246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821326501.9U Active CN208965396U (en) | 2018-08-16 | 2018-08-16 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208965396U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978449A (en) * | 2018-08-16 | 2018-12-11 | 福建工程学院 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
| CN110820546A (en) * | 2019-11-21 | 2020-02-21 | 深圳大学 | Concrete column high anti-seismic performance assembled connection structure |
| CN111254812A (en) * | 2020-03-17 | 2020-06-09 | 桂林理工大学 | Anchoring device of carbon fiber bar |
| CN111676796A (en) * | 2020-07-07 | 2020-09-18 | 危维青 | Prefabricated spliced viaduct for pier |
| CN111691311A (en) * | 2020-07-07 | 2020-09-22 | 危维青 | Construction method for bridge pier prefabricated splicing type viaduct |
-
2018
- 2018-08-16 CN CN201821326501.9U patent/CN208965396U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978449A (en) * | 2018-08-16 | 2018-12-11 | 福建工程学院 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
| CN108978449B (en) * | 2018-08-16 | 2023-11-21 | 福建工程学院 | Socket type structure prefabricated assembly pier with joint adopting grouting sleeve |
| CN110820546A (en) * | 2019-11-21 | 2020-02-21 | 深圳大学 | Concrete column high anti-seismic performance assembled connection structure |
| CN111254812A (en) * | 2020-03-17 | 2020-06-09 | 桂林理工大学 | Anchoring device of carbon fiber bar |
| CN111676796A (en) * | 2020-07-07 | 2020-09-18 | 危维青 | Prefabricated spliced viaduct for pier |
| CN111691311A (en) * | 2020-07-07 | 2020-09-22 | 危维青 | Construction method for bridge pier prefabricated splicing type viaduct |
| CN111691311B (en) * | 2020-07-07 | 2021-09-14 | 盐城市兴都市政工程建设有限公司 | Construction method for bridge pier prefabricated splicing type viaduct |
| CN111676796B (en) * | 2020-07-07 | 2022-03-11 | 杨龙翔 | Prefabricated spliced viaduct for pier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108978449A (en) | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve | |
| CN208965396U (en) | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve | |
| CN101205724B (en) | Prefabricated concrete box culvert using grouting method and bidirectional anchoring system as well as mounting structure and method thereof | |
| CN109707037A (en) | A kind of assembling frame structure Self-resetting dissipative devices and its construction method | |
| CN104514572A (en) | Rod body connecting device, anchor rod and manufacturing method thereof | |
| CN207905121U (en) | Precast concrete constraint slurry anchor overlaps connection structure | |
| CN108571070A (en) | A kind of Prefabricated concrete-filled steel tube ring beam connection structure and construction method | |
| CN208633136U (en) | Novel fabricated Screw Anchor composite foundation | |
| CN108867483A (en) | A kind of prefabricated assembled FRP tendons material concrete side crashproof guardrail of half grout sleeve connection | |
| CN108166619A (en) | A kind of novel fabricated concrete structure bean column node | |
| CN102912928B (en) | Structural member for restraining grouting anchoring connection by using two ends of steel bar and connection method | |
| CN208965395U (en) | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of cast-in-place UHPC material | |
| CN208633272U (en) | A kind of Prefabricated concrete-filled steel tube ring beam connection structure | |
| CN216739580U (en) | Precast concrete pile | |
| CN109024249A (en) | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of cast-in-place UHPC material | |
| CN104481164A (en) | Structural steel reinforcing method and structure of concrete frame node | |
| CN205712765U (en) | A kind of grout sleeve and prefabricated component | |
| CN110805060B (en) | Base structure for stay wire of stay wire tower and stay wire fixing method | |
| CN203769816U (en) | Pole connection device and anchor pole | |
| CN209353467U (en) | A kind of assembled steel reinforced concrete column and reinforced beam connection structure entirely | |
| CN107419852A (en) | House prefabricated plate beam column built from concrete sleeve grouting string muscle anchoring assembling constructing method | |
| CN202865853U (en) | Connecting structure of hollow lateral force resistance pile of prefabricated reinforced concrete | |
| CN207331394U (en) | The embedded prefabricated roads plate in safe edge angle | |
| KR20120006896U (en) | Easily Assembly Composit Pile | |
| CN205975585U (en) | Novel precast concrete connecting elements |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |