CN207846677U - The ductility connecting structure of first floor vertical member and basement roof - Google Patents
The ductility connecting structure of first floor vertical member and basement roof Download PDFInfo
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- CN207846677U CN207846677U CN201721928309.2U CN201721928309U CN207846677U CN 207846677 U CN207846677 U CN 207846677U CN 201721928309 U CN201721928309 U CN 201721928309U CN 207846677 U CN207846677 U CN 207846677U
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Abstract
The utility model discloses the ductility connecting structure of a kind of first floor vertical member and basement roof, using prefabricated armored concrete vertical member as first floor vertical member, and by the pre-buried grout sleeve of cast-in-place basement roof, under the premise of indulging muscle with ground lower stress using the vertical muscle of grout sleeve connection first floor stress, it realizes and forms ductility connection between first floor vertical member and build-in layer, so that first floor vertical member has enough plastic deformation abilities, to ensure that first floor vertical member can reach specification desired effect under severe earthquake action, into mecystasis and form plastic hinge, effectively raise the safety of building, therefore, the utility model can improve the safety of building, and solve in the prior art first floor vertical member should not it is prefabricated and need it is cast-in-place caused by limitation, effectively raise construction efficiency.
Description
Technical field
The utility model is related to the ductility connecting structure of a kind of first floor vertical member and basement roof.
Background technology
Precast reinforced concrete structure has had more practical application and more in developed countries such as America and Europe, Japan
Ripe technical research.Compared with traditional cast-in-place concrete, the craft at the precast reinforced concrete structure scene of can reducing
Labour and wet construction, construction speed is fast, small to surrounding environment influence, and the quality of prefabricated components is easy to control, and the entirety of project is applied
Working medium amount is easier to ensure.
The research that prefabricated assembled concrete is built with China with widely popularize, prefabricated concrete structure is in China
Significant progress is obtained.
The connection of prefabricated components is to influence one of the key technique of structure safety in prefabricated concrete structure.For height
Layer precast reinforced concrete structure, since the first floor is critically important to the anti-seismic performance of structure entirety, and the first floor is often due to building
The needs of function, it is less regular, therefore professional standard and each place regulation propose, in assembled integral concrete frame structure
First floor column preferably uses cast-in-place concrete.With the development of prefabricated concrete structure, to be further reduced situ wet operation, accelerating
Construction speed reduces the influence to ambient enviroment, and for the relatively regular building of the first floor, first floor column can be substantially using prefabricated components
Improve the construction efficiency of the first floor.
" ductility connection " refers to structure under geological process, and connecting portion can enter mecystasis and with meeting the requirements
Plastic deformation ability connection.For make its meet plastic deformation requirement it is necessary to make connecting portion formed plastic hinge.For
Frame structure, first floor column bottom need to enter mecystasis and form plastic hinge in the development mechanism of plastic deformation, and current assembled
The type of attachment of building is column bottom grout sleeve by the bar connecting of levels, it is difficult to form plastic hinge in connecting portion.For
The technical issues of prefabricated concrete structure first floor column is connect with basement roof ductility is solved, one kind being used for assembly concrete
The ductility interconnection technique of structural column and basement roof is with regard to particularly important.
Utility model content
Technical problem to be solved in the utility model is：A kind of ductility of first floor vertical member and basement roof is provided
Connecting structure.
Above-mentioned technical problem is solved, technical solution is as follows used by the utility model：
A kind of ductility connecting structure of first floor vertical member and basement roof, including the underground that is sequentially arranged from the bottom to top
Room cast-in-situ steel reinforced concrete vertical member, first floor cast-in-situ steel reinforced concrete beam, cast-in-place basement roof and first floor vertical member,
In, the stress of the basement cast-in-situ steel reinforced concrete vertical member is indulged into muscle referred to as lower stress and indulges muscle, by the first floor
The stress of vertical member indulges muscle and is referred to as the vertical muscle of first floor stress, and the quantity that the first floor stress indulges muscle corresponds to described ground lower stress
Vertical muscle；It is characterized in that：The cast-in-place basement roof is embedded with the grouting set that quantity indulges muscle corresponding to the first floor stress
Cylinder, the grouting port and thick liquid discharge mouth of the grout sleeve are before being embedded in the cast-in-place basement roof in advance by closure, often
The upper end that piece described ground lower stress indulges muscle fits into the lower connectivity port of a grout sleeve, described in each
Expose in the concrete upper surface of the cast-in-place basement roof and keep concordant in the upper connectivity port of grout sleeve；Described
First floor vertical member is prefabricated armored concrete vertical member, and the lower end that the first floor stress indulges muscle is vertical from the first floor
The concrete lower face of component is stretched out, and the lower end that each first floor stress indulges muscle is inserted into the upper company of corresponding grout sleeve
It connects in port, and each first floor stress indulges the lower end of muscle by being poured into the grouting by the upper connectivity port
The grouting material of sleeve is realized and the connection of corresponding grout sleeve so that each first floor stress indulges muscle by described in one
Grout sleeve indulges muscle with corresponding described ground lower stress and is connected；Also, the lower face of the first floor vertical member with it is described cast-in-place
There are gaps, the gap to be equipped with concrete slurry seal layer between the concrete upper surface of basement roof.
As preferred embodiments of the present invention：The basement cast-in-situ steel reinforced concrete vertical member is cast-in-place
Reinforced concrete frame column, and the first floor vertical member be prefabricated reinforced concrete frame column.
As preferred embodiments of the present invention：The basement cast-in-situ steel reinforced concrete vertical member is cast-in-place
Reinforced concrete shear wall, the first floor vertical member be prefabricated reinforced concrete shear wall
As preferred embodiments of the present invention：The grout sleeve is full grout sleeve, i.e.,：Described in each
First floor stress indulge muscle lower end and the vertical muscle of each described ground lower stress upper end by the grouting material with it is corresponding
Grout sleeve connects.
As preferred embodiments of the present invention：The grout sleeve is half grout sleeve, i.e.,：The grouting set
The lower connectivity port of cylinder is screw thread port, and each described ground lower stress indulges the lower company of the upper end and corresponding grout sleeve of muscle
Port threads connection is connect, the lower end that each first floor stress indulges muscle passes through the grouting material and corresponding grout sleeve
Connection.
A kind of ductility connection construction method of first floor vertical member and basement roof, it is characterised in that：The ductility
Connection construction method includes：
Step 1: in factory, first floor vertical member is prepared, which is the prefabricated vertical structure of armored concrete
Part, by the stress of the first floor vertical member indulge muscle be referred to as first floor stress indulge muscle, the first floor stress indulge muscle lower end from
The concrete lower face of the first floor vertical member is stretched out；
Step 2: at the construction field (site), the reinforcing bar of basement cast-in-situ steel reinforced concrete vertical member, first floor cast in place reinforced bar are mixed
The reinforcing bar binding of the reinforcing bar and cast-in-place basement roof of solidifying Tu Liang is in place, wherein the basement cast-in-situ steel reinforced concrete is vertical
Component, first floor cast-in-situ steel reinforced concrete beam and cast-in-place basement roof are sequentially arranged from the bottom to top, by the cast-in-place steel of the basement
The stress of reinforced concrete vertical member indulges muscle referred to as lower stress and indulges muscle, and described ground lower stress indulges the quantity of muscle corresponding to described
First floor stress indulges muscle；Also, installation number corresponds to the grout sleeve that the first floor stress indulges muscle so that each underground
The upper end that stress indulges muscle fits into the lower connectivity port of a grout sleeve, and the upper connection of the grout sleeve
Port, grouting port and thick liquid discharge mouth are got up by closure；
Step 3: pouring the concrete for smashing the basement cast-in-situ steel reinforced concrete vertical member, first floor cast in place reinforced bar coagulation
The concrete of the concrete of Tu Liang and cast-in-place basement roof so that each described grout sleeve is embedded in the cast-in-place underground
In the concrete of ceiling plate, the upper connectivity port of each grout sleeve is in the concrete of the cast-in-place basement roof
Upper surface exposes and keeps concordant, to form the basement cast-in-situ steel reinforced concrete vertical member, first floor cast in place reinforced bar coagulation
Tu Liang and cast-in-place basement roof；
Step 4: waiting for the concrete of the basement cast-in-situ steel reinforced concrete vertical member, first floor cast-in-situ steel reinforced concrete
After the concrete of the concrete of beam and cast-in-place basement roof reaches predetermined strength, the upper connectivity port of the grout sleeve is removed
Closure, and the first floor vertical member is lifted to the top of the cast-in-place basement roof so that each first floor
The lower end that stress indulges muscle is directed at corresponding grout sleeve；
Step 5: grouting material is poured by the upper connectivity port in the inner cavity of each grout sleeve；
Step 6: before the grouting material starts solidification, each first floor stress of the first floor vertical member is indulged into muscle
Lower end be inserted into the upper connectivity port of corresponding grout sleeve so that each first floor stress indulges muscle and passes through an institute
Grout sleeve is stated with the vertical muscle of corresponding described ground lower stress to be connected；Also, make the lower face of the first floor vertical member with it is described
There are gaps between the concrete upper surface of cast-in-place basement roof；
Step 6: the grouting material is perfused into the gap, and smooth out the first floor vertical member and cast-in-place basement
Joint face between top plate, to form concrete slurry seal layer.
As preferred embodiments of the present invention：The basement cast-in-situ steel reinforced concrete vertical member is cast-in-place
Reinforced concrete frame column, and the first floor vertical member be prefabricated reinforced concrete frame column.
As preferred embodiments of the present invention：The basement cast-in-situ steel reinforced concrete vertical member is cast-in-place
Reinforced concrete shear wall, the first floor vertical member be prefabricated reinforced concrete shear wall
As preferred embodiments of the present invention：The grout sleeve is full grout sleeve, i.e.,：Described in each
First floor stress indulge muscle lower end and the vertical muscle of each described ground lower stress upper end by the grouting material with it is corresponding
Grout sleeve connects.
As preferred embodiments of the present invention：The grout sleeve is half grout sleeve, i.e.,：The grouting set
The lower connectivity port of cylinder is screw thread port, and each described ground lower stress indulges the lower company of the upper end and corresponding grout sleeve of muscle
Port threads connection is connect, the lower end that each first floor stress indulges muscle passes through the grouting material and corresponding grout sleeve
Connection.
Compared with prior art, the utility model has the advantages that：
The ductility connecting structure of the utility model, using prefabricated armored concrete vertical member as the vertical structure of the first floor
Part, and by the pre-buried grout sleeve of cast-in-place basement roof, using grout sleeve connection first floor stress indulge muscle and underground by
Under the premise of power indulges muscle, first floor vertical member and build-in layer (including basement cast-in-situ steel reinforced concrete vertical member, head are realized
Layer cast-in-situ steel reinforced concrete beam, cast-in-place basement roof) between form ductility connection so that first floor vertical member has enough
Plastic deformation ability, to ensure that first floor vertical member can reach specification desired effect under severe earthquake action, simultaneously into mecystasis
Plastic hinge is formed, effectively raises the safety of building, therefore, the utility model can improve the safety of building, and solve
Determined in the prior art first floor vertical member should not it is prefabricated and need it is cast-in-place caused by limitation, effectively raise construction effect
Rate.
Description of the drawings
The utility model is described in further detail in the following with reference to the drawings and specific embodiments：
Fig. 1 is the structural schematic diagram of the ductility connecting structure of the utility model；
Fig. 2 is that first floor stress indulges the structural representation that muscle is connect by grout sleeve with the vertical muscle of ground lower stress in the utility model
Figure.
Specific implementation mode
As depicted in figs. 1 and 2, disclosed by the utility model is a kind of ductility company of first floor vertical member and basement roof
Construction is connect, including basement cast-in-situ steel reinforced concrete vertical member 1, the first floor cast-in-situ steel reinforced concrete being sequentially arranged from the bottom to top
Beam 2, cast-in-place basement roof 3 and first floor vertical member 4, wherein by the stress of basement cast-in-situ steel reinforced concrete vertical member 1
Vertical muscle referred to as lower stress indulges muscle 11, by the stress of first floor vertical member 4 indulge muscle be referred to as first floor stress indulge muscle 41, the first floor by
The quantity that power indulges muscle 41 indulges muscle 11 corresponding to ground lower stress.
The inventive concept of the utility model is：Cast-in-place basement roof 3 is embedded with quantity and indulges muscle 41 corresponding to first floor stress
Grout sleeve 5, the grouting port 5c and thick liquid discharge mouth 5d of grout sleeve 5 have been blocked before being embedded in cast-in-place basement roof 3 in advance
Getting up, the upper end that each ground lower stress indulges muscle 11 fits into the lower connectivity port 5b of a grout sleeve 5, each
The upper connectivity port 5a of grout sleeve 5 exposes in the concrete upper surface of cast-in-place basement roof 3 and keeps concordant；The first floor is perpendicular
It is the armored concrete vertical member being prefabricated in the factory to component 4, first floor stress indulges the lower end of muscle 41 from first floor vertical member 4
Concrete lower face stretch out, the lower end that each first floor stress indulges muscle 41 is inserted into the upper connecting pin of correspondence grout sleeve 5
In mouth 5a, and each first floor stress indulges filling of the lower end of muscle 41 by being poured into grout sleeve 5 by upper connectivity port 5a
Slurry is realized and the connection of corresponding grout sleeve 5 so that the vertical muscle of each first floor stress 41 by a grout sleeve 5 with it is right
The ground lower stress answered indulges muscle 11 and is connected；Also, on the concrete of the lower face of first floor vertical member 4 and cast-in-place basement roof 3
There are gaps, the gap to be equipped with concrete slurry seal layer 6 between end face.
To which the ductility connecting structure of the utility model is perpendicular as the first floor using prefabricated armored concrete vertical member
To component 4, and by the way that in 3 pre-buried grout sleeve 5 of cast-in-place basement roof, muscle is indulged connecting first floor stress using grout sleeve 5
Under the premise of 41 indulge muscle 11 with ground lower stress, first floor vertical member 4 and build-in layer (including basement cast in place reinforced bar coagulation are realized
Native vertical member 1, first floor cast-in-situ steel reinforced concrete beam 2, cast-in-place basement roof 3) between form ductility connection so that the first floor is perpendicular
There is enough plastic deformation abilities to component 4, can reach specification expection effect to ensure first floor vertical member 4 under severe earthquake action
Fruit into mecystasis and forms plastic hinge, effectively raises the safety of building, and therefore, the utility model can improve
The safety of building, and solve in the prior art first floor vertical member 4 should not it is prefabricated and need it is cast-in-place caused by limitation, have
Effect improves construction efficiency.
On the basis of foregoing invention is conceived, the utility model uses following preferred structure：
The utility model is suitable for frame structure, i.e.,：Basement cast-in-situ steel reinforced concrete vertical member 1 is cast-in-place reinforcing bar
Concrete frame trestle, and first floor vertical member 4 is prefabricated reinforced concrete frame column.
The utility model is equally applicable to precast concrete shear wall structure and frame shear wall structure, i.e.,：Basement is existing
It is cast-in-place reinforced concrete shear wall to pour armored concrete vertical member 1, and first floor vertical member 4 is prefabricated armored concrete
Shear wall
As preferred embodiments of the present invention：Grout sleeve 5 is full grout sleeve, i.e.,：Each first floor stress
The upper end that the lower end of vertical muscle 41 and each ground lower stress indulge muscle 11 is connected by grouting material with corresponding grout sleeve 5
It connects.
As preferred embodiments of the present invention：Grout sleeve 5 is half grout sleeve, i.e.,：The lower company of grout sleeve 5
It is screw thread port to meet port 5b, and each ground lower stress indulges the lower connectivity port of the upper end and corresponding grout sleeve 5 of muscle 11
5b is threadedly coupled, and the lower end that each first floor stress indulges muscle 41 is connected by grouting material with corresponding grout sleeve 5.
The invention also discloses a kind of ductility connection construction method of first floor vertical member and basement roof, packets
It includes：
Step 1: in factory, first floor vertical member 4 is prepared, which is that prefabricated armored concrete is vertical
The stress of first floor vertical member 4 is indulged muscle and is referred to as first floor stress and indulges muscle 41 by component, and first floor stress indulges the lower end of muscle 41 from head
The concrete lower face of layer vertical member 4 is stretched out；
Step 2: at the construction field (site), by the reinforcing bar of basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast in place reinforced bar
The binding of the reinforcing bar of the reinforcing bar of beams of concrete 2 and cast-in-place basement roof 3 is in place, including the vertical structure of basement cast-in-situ steel reinforced concrete
The ground lower stress of part 1 indulges muscle 11 and stirrup etc., the bottom muscle 21 of first floor cast-in-situ steel reinforced concrete beam 2 and gluten 22 etc., cast-in-place underground
Gluten and bottom muscle 31 of ceiling plate 3 etc., wherein basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast-in-situ steel reinforced concrete
Beam 2 and cast-in-place basement roof 3 are sequentially arranged from the bottom to top, and the stress of basement cast-in-situ steel reinforced concrete vertical member 1 is indulged
Muscle referred to as lower stress indulges muscle 11, and the quantity that ground lower stress indulges muscle 11 indulges muscle 41 corresponding to first floor stress；Also, installation number
The grout sleeve 5 of muscle 41 is indulged corresponding to first floor stress so that the upper end that each ground lower stress indulges muscle 11 fits into one
In the lower connectivity port 5b of grout sleeve 5, and upper connectivity port 5a, grouting port 5c and the thick liquid discharge mouth 5d of grout sleeve 5 are sealed
It blocks up, when being poured to avoid the concrete of cast-in-place basement roof 3, concrete slurry flows into grout sleeve 5；
Step 3: pouring the concrete for smashing basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast-in-situ steel reinforced concrete beam
The concrete of 2 concrete and cast-in-place basement roof 3 so that each grout sleeve 5 is embedded in cast-in-place basement roof 3
In concrete, the upper connectivity port 5a of each grout sleeve 5 exposes simultaneously in the concrete upper surface of cast-in-place basement roof 3
Keep concordant, to form basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast-in-situ steel reinforced concrete beam 2 and cast-in-place underground
Ceiling plate 3；
Step 4: waiting for the concrete of basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast-in-situ steel reinforced concrete beam 2
Concrete and cast-in-place basement roof 3 concrete reach predetermined strength after, remove the upper connectivity port 5a of grout sleeve 5
It blocks, and first floor vertical member 4 is lifted to the top of cast-in-place basement roof 3 so that each first floor stress indulges muscle 41
Lower end is directed at corresponding grout sleeve 5；
Step 5: grouting material is poured by upper connectivity port 5a in the inner cavity of each grout sleeve 5, wait for that grouting material fills
It is full of behind the inner cavity of grout sleeve 5 and stops；
Step 6: before grouting material starts solidification, each first floor stress of first floor vertical member 4 is indulged to the lower end of muscle 41
Head is inserted into the upper connectivity port 5a of corresponding grout sleeve 5 so that each first floor stress is indulged muscle 41 and covered by a grouting
Cylinder 5 indulges muscle 11 with corresponding ground lower stress and is connected；Also, by being spread between first floor vertical member 4 and cast-in-place basement roof 3
If usual ways such as cushion blocks, make to stay between the lower face of first floor vertical member 4 and the concrete upper surface of cast-in-place basement roof 3
There is gap；At this point, adjusting the verticality of first floor vertical member 4, first floor vertical member 4 is fixed by the way that support is arranged；
Step 6: grouting material is perfused into gap, and smooth out between first floor vertical member 4 and cast-in-place basement roof 3
Joint face, to form concrete slurry seal layer 6；After waiting for that whole grouting materials reach predetermined strength, the branch of abovementioned steps setting is removed
Support completes the ductility connection between first floor vertical member 4 and cast-in-place basement roof 3.
To, the ductility connection construction method of the utility model, can realize first floor vertical member 4 and build-in layer (including
Basement cast-in-situ steel reinforced concrete vertical member 1, first floor cast-in-situ steel reinforced concrete beam 2, cast-in-place basement roof 3) between prolong
Property connection, it is ensured that grout sleeve 5 in the concrete for being embedded in cast-in-place basement roof 3 in advance after can also play connection the first floor it is vertical
The first floor stress of component 4 indulges the effect of muscle 41, and the equal mature and reliable of each step of the construction method, and uses assembled
The installation of first floor vertical member 4 is realized in construction so that whole construction efficiency is high, construction quality can be guaranteed.
Also, due to the ductility connection construction method of the utility model, the filling of grout sleeve 5 is saved in the construction process
It starches the time, the grouting pattern without deferring to traditional point storehouse or by root from grouting port 5c slip castings, by being incited somebody to action by upper connectivity port 5a
Grouting material is poured into the mode in the inner cavity of grout sleeve 5 so that the slip casting of grout sleeve 5 is more convenient, and slip casting matter
Amount is easier to be guaranteed.
In addition, the ductility connection construction method of the utility model, can equally use above-mentioned first floor vertical member and underground
The preferred structure of the ductility connecting structure of ceiling plate.
The utility model is not limited to above-mentioned specific implementation mode, according to the above, according to the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model can also be made
Equivalent modifications, replacement or the change of other diversified forms are all fallen among the scope of protection of the utility model.
Claims (5)
1. the ductility connecting structure of a kind of first floor vertical member and basement roof, including the basement that is sequentially arranged from the bottom to top
Cast-in-situ steel reinforced concrete vertical member (1), first floor cast-in-situ steel reinforced concrete beam (2), cast-in-place basement roof (3) and the first floor are vertical
Component (4), wherein it is vertical that the stress of the basement cast-in-situ steel reinforced concrete vertical member (1) is indulged into muscle referred to as lower stress
The stress of the first floor vertical member (4) is indulged muscle and is referred to as the vertical muscle (41) of first floor stress by muscle (11), and the first floor stress indulges muscle
(41) quantity corresponds to described ground lower stress and indulges muscle (11)；It is characterized in that：The cast-in-place basement roof (3) is embedded with
Quantity corresponds to the grout sleeve (5) that the first floor stress indulges muscle (41), the grouting port (5c) of the grout sleeve (5) and plasma discharge
Mouth (5d) has indulged muscle before being embedded in the cast-in-place basement roof (3) in advance by closure, each described ground lower stress
(11) upper end fits into the lower connectivity port (5b) of a grout sleeve (5), each described grout sleeve
(5) expose in the concrete upper surface of the cast-in-place basement roof (3) and keep concordant in upper connectivity port (5a)；It is described
First floor vertical member (4) be prefabricated armored concrete vertical member, the first floor stress indulges the lower end of muscle (41) from institute
The concrete lower face for stating first floor vertical member (4) is stretched out, and the lower end that each first floor stress indulges muscle (41) is inserted into
In the upper connectivity port (5a) of corresponding grout sleeve (5), and the lower end that each first floor stress indulges muscle (41) passes through
Grouting material realization and the connection of corresponding grout sleeve (5) of the grout sleeve (5) are poured by the upper connectivity port (5a),
So that each first floor stress is indulged muscle (41) and is indulged with corresponding described ground lower stress by a grout sleeve (5)
Muscle (11) is connected；Also, on the concrete of the lower face of the first floor vertical member (4) and the cast-in-place basement roof (3)
There are gaps, the gap to be equipped with concrete slurry seal layer (6) between end face.
2. the ductility connecting structure of first floor vertical member and basement roof according to claim 1, it is characterised in that：It is described
Basement cast-in-situ steel reinforced concrete vertical member (1) be cast-in-place reinforced concrete frame column, and the vertical structure of the first floor
Part (4) is prefabricated reinforced concrete frame column.
3. the ductility connecting structure of first floor vertical member and basement roof according to claim 1, it is characterised in that：It is described
Basement cast-in-situ steel reinforced concrete vertical member (1) be cast-in-place reinforced concrete shear wall, the first floor vertical member
(4) it is prefabricated reinforced concrete shear wall
4. special according to the ductility connecting structure of first floor vertical member described in claims 1 to 3 any one and basement roof
Sign is：The grout sleeve (5) is full grout sleeve, i.e.,：Each first floor stress indulge muscle (41) lower end and
The upper end that each described ground lower stress indulges muscle (11) is connected by the grouting material with corresponding grout sleeve (5).
5. special according to the ductility connecting structure of first floor vertical member described in claims 1 to 3 any one and basement roof
Sign is：The grout sleeve (5) is half grout sleeve, i.e.,：The lower connectivity port (5b) of the grout sleeve (5) is interior spiral shell
Line port, each described ground lower stress indulge lower connectivity port (5b) spiral shell of the upper end and corresponding grout sleeve (5) of muscle (11)
Line connects, and the lower end that each first floor stress indulges muscle (41) passes through the grouting material and corresponding grout sleeve (5)
Connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721928309.2U CN207846677U (en) | 2017-12-29 | 2017-12-29 | The ductility connecting structure of first floor vertical member and basement roof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721928309.2U CN207846677U (en) | 2017-12-29 | 2017-12-29 | The ductility connecting structure of first floor vertical member and basement roof |
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| CN207846677U true CN207846677U (en) | 2018-09-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975152A (en) * | 2017-12-29 | 2018-05-01 | 广东省建筑科学研究院集团股份有限公司 | The ductility connecting structure and construction method of first floor vertical member and basement roof |
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2017
- 2017-12-29 CN CN201721928309.2U patent/CN207846677U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975152A (en) * | 2017-12-29 | 2018-05-01 | 广东省建筑科学研究院集团股份有限公司 | The ductility connecting structure and construction method of first floor vertical member and basement roof |
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Effective date of registration: 20200113 Address after: 510500 No. 121 martyrs East Road, Guangzhou, Guangdong, Tianhe District Patentee after: Guangdong Architectural Design Institute of the Department of Construction Co., Ltd. Address before: 510500 martyrs East Road, Guangdong, Guangzhou No. 121 Co-patentee before: Guangdong Architectural Design Institute of the Department of Construction Co., Ltd. Patentee before: Guangdong Construction Academy Group Plc |
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