CN108755978A - Dry and wet Hybrid connections node and its construction method - Google Patents
Dry and wet Hybrid connections node and its construction method Download PDFInfo
- Publication number
- CN108755978A CN108755978A CN201810603811.9A CN201810603811A CN108755978A CN 108755978 A CN108755978 A CN 108755978A CN 201810603811 A CN201810603811 A CN 201810603811A CN 108755978 A CN108755978 A CN 108755978A
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- concrete slab
- guide groove
- connector
- concrete
- dry
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/6116—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by locking means on lateral surfaces
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention provides a kind of dry and wet Hybrid connections node and its construction methods, the dry and wet Hybrid connections node includes the horizontal connector being set between the first concrete slab and the second concrete slab, the mating surface of first concrete slab and the second concrete slab is equipped with guide groove, the guiding trench bottom of first concrete slab is equipped with spring, the guide groove side of first concrete slab vertically through the first pin hole, connecting pin pass through the first pin hole and connector by spring-compressed the first concrete slab guiding trench bottom；The guide groove side of second concrete slab is vertically through the second pin hole, extract connecting pin, connector is sprung into the guide groove of the second concrete slab under the action of the spring along the guide groove of the first concrete slab, the length of connector is more than the length of guide groove in the second concrete slab, connecting pin is inserted into the second pin hole and connector, the cast-in-place concrete into the first pin hole and guide groove of the first concrete slab.The present invention is provided simultaneously with involvement and connects and the advantages of wet connection.
Description
Technical field
The invention belongs to building structure interconnection technique fields, are to be related to a kind of dry and wet Hybrid connections node more specifically
And its construction method.
Background technology
Currently, with the fast development of building industrialization, precast reinforced concrete structure is the weight of building structure development
One of direction is wanted, is linked and packed by precast concrete, compared with cast-in-situ construction method, assembled PC (for
The english abbreviation of precast concrete, means precast concrete) structure is conducive to green construction, and it can more meet green and apply
Saving land, is energy saving, saving the requirements such as material, water-saving and environmental protection for work, reduces the negative effect to environment, including reduces noise, prevents
Only airborne dust, reduce environmental pollution, clean transport, reduce place interference, save water, electricity, resources and the energy such as material, it then follows can hold
The principle of supervention exhibition, it is energy saving to improve production efficiency, develops Green environmental-protection building, and is conducive to improve and guarantee is built
Build construction quality.Therefore, the application of prefabricated assembled concrete structure is more and more universal.
The node connection of prefabricated assembled concrete structure is broadly divided into involvement and connects and wet connection two major classes.Wet connection is pre-
Commonly used in structure processed connection and convenient connection type, integrality performance of the structure closer to cast-in-place concrete, wet connection be divided into for
Several classes below：
1. live directly concrete perfusion node
2. using the node of plain bolt connection
3. using the bolt joint of prestressing force fastening
Since the wet connection in above-mentioned connection type needs higher concrete construction technology, it is primarily present following defect：
Connecting node ductility is poor, by when geological process cannot dissipation energy well, construction is complicated, power transmission not directly, be not easy to construct,
Cost is higher, the requirement that hardly possible satisfaction is heavily loaded, cracking resistance and globality are strong.
Involvement connects, be by being implanted into steel plate or other steel parts in the component of connection, being bolted or weld,
To achieve the purpose that connection, although having the characteristics that construction is convenient, involvement, which connects, makes integrality performance of the structure seem more loose
It dissipates, causes larger with cast-in-place assembling frame structure gap, it is difficult to prevent the destruction generated under seismic loading.
Invention content
The purpose of the present invention is to provide a kind of dry and wet Hybrid connections node and its construction methods, to solve in the prior art
Existing wet connection construction is cumbersome, construction is complicated, power transmission is not direct, construction cost is higher, and hardly possible meets heavy duty, cracking resistance and globality
By force, connecting node ductility is poor, earthquake when cannot well dissipation energy the technical issues of and dry connection structure because of globality
Can loosely it cause larger with cast-in-place assembling frame structure gap, it is difficult to prevent the destruction generated under seismic loading
Technical problem.
To achieve the above object, the technical solution adopted by the present invention is：A kind of dry and wet Hybrid connections node, including water are provided
The flat connector being set between two adjacent concrete slabs, adjacent two concrete slabs be respectively the first concrete slab and
Second concrete slab, the connector are connected and fixed by connecting pin and the second concrete slab；First concrete slab and
The mating surface of second concrete slab is equipped with the horizontal guide slot for accommodating the connector, and first concrete slab is led
To trench bottom it is equipped with spring, the guide groove side of first concrete slab with the connecting pin vertically through for coordinating
First pin hole, the guide groove side of second concrete slab is vertically through the second pin for coordinating with the connecting pin
Hole；The length of the connector is more than the length of guide groove in second concrete slab；The guiding of first concrete slab
Cast-in-place concrete in slot and the first pin hole.
Further, set side by side on the connector there are two for the first positioning hole that coordinates with the connecting pin and
Second location hole；Before first concrete slab and the connection of the second concrete slab, first pin hole is opposite with the first positioning hole
It answers；After first concrete slab and the connection of the second concrete slab, second pin hole is corresponding with the second location hole, the company
Second location hole setting of the outbound nail on second pin hole and connector.
Further, the middle part of the connector is equipped with limiting stand, and the first positioning hole is set to the limiting stand
Left side large-diameter portion, the second location hole are set to the right side small diameter portion of the limiting stand, are oriented in first concrete slab
The open end of slot is equipped with the step coordinated with the limiting stand, the guide groove opening diameter and second of first concrete slab
The diameter of guide groove is identical as the right side small diameter portion diameter of the connector in concrete slab.
Further, the second location hole is less than or equal to second pin hole at a distance from the connector right end face
It is oriented at a distance from trench bottom in second concrete slab.
Further, the guiding trench bottom of first concrete slab is equipped with for pacifying spring-loaded blind hole, the spring
One end be fixed on the blind via bottom.
Further, first pin hole is set to above the guide groove in first concrete slab.
Further, second pin hole runs through second concrete slab and is arranged from top to bottom.
The present invention also provides a kind of construction methods of dry and wet Hybrid connections node, include the following steps：
Connector is placed in the guiding trench bottom of first concrete slab, connecting pin is passed through into the first concrete slab
First pin hole and connector, by spring-compressed the first concrete slab guiding trench bottom；
After the first concrete slab and the second concrete slab dock, connecting pin is extracted, connector is under the action of the spring
It is sprung into along the guide groove of the first concrete slab in the guide groove of the second concrete slab；
Connecting pin is inserted into the second pin hole and its guide groove interconnecting piece of the second concrete slab, by connector and the
Two concrete slabs are connected and fixed；
Using the first pin hole of the first concrete slab as sprue gate, coagulation is poured into a mould into the guide groove of the first concrete slab
First concrete slab and the second concrete slab are connected as one by soil after concrete setting.
Further, the movable end of the spring is fixed on the left end of connector, and connector is made to slide to the second concrete
After in the guide groove of plate, spring has certain decrement.
The advantageous effect of dry and wet Hybrid connections node provided by the invention and its construction method is：With prior art phase
Involvement is provided simultaneously with than, dry and wet Hybrid connections node of the present invention to connect and the characteristics of wet connection, simple in structure easy to operate, construction party
Method has the advantages that construction technology simple, convenient, of low cost, cracking resistance of constructing and globality are strong, and when geological process can be fine
Ground dissipation energy, connecting node ductility are preferable.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is that dry and wet Hybrid connections node provided in an embodiment of the present invention connects in the first concrete slab and the second concrete slab
Structural schematic diagram after connecing；
Fig. 2 is that dry and wet Hybrid connections node provided in an embodiment of the present invention connects in the first concrete slab and the second concrete slab
Structural schematic diagram before connecing；
Wherein, each reference numeral in figure：
The first concrete slabs of 1-, the second concrete slabs of 2-, 3- connecting pins, 4- first positioning holes, 5- second location holes, 6-
Guide groove, 7- springs, the first pin holes of 8-, the second pin holes of 9-, 10- connectors, 100- limiting stands, 101- large-diameter portions, 102- paths
Portion；11- steps.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.
Also referring to Fig. 1 and Fig. 2, now dry and wet Hybrid connections node provided by the invention is illustrated.The dry and wet
Hybrid connections node, including the connector 10 that is horizontally placed between two adjacent concrete slabs, adjacent two concrete
Plate is respectively the first concrete slab 1 and the second concrete slab 2, and the connector 10 passes through connecting pin 3 and the second concrete slab 2
It is connected and fixed；The mating surface of first concrete slab, 1 and second concrete slab 2 is equipped with for accommodating the connector 10
6 bottom of guide groove of horizontal guide slot 6, first concrete slab 1 is equipped with spring 7, the guide groove of first concrete slab 1
6 sides are vertically through the first pin hole 8 for coordinating with the connecting pin 3,6 side of guide groove of second concrete slab 2
Face is vertically through the second pin hole 9 for coordinating with the connecting pin 3；It is mixed that the length of the connector 10 is more than described second
The length of guide groove 6 in concrete board 2, it is ensured that the both ends of connector are in the guide groove of the first concrete slab and the second concrete slab
It is interior；The cast-in-place concrete of filling in the guide groove 6 of first concrete slab 1 and the first pin hole 8.Utilize connecting pin and connection
First concrete slab and the second concrete slab are connected and fixed by part and cast-in-place concrete, form the connection section of dry and wet mixing
Point can overcome the defect that involvement connects the technological deficiency with the connecting node of wet connection, improve the entirety of prefabricated concrete structure
Intensity.
Dry and wet Hybrid connections node provided by the invention is provided simultaneously with involvement and connects and wet connection compared with prior art
Feature has the advantages that simple in structure, convenient, of low cost, cracking resistance of constructing and globality are strong, and when geological process can be well
Dissipation energy, connecting node ductility are preferable.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
Formula, sets that there are two the first positioning holes 4 and second location hole for coordinating with the connecting pin 3 on the connector 10 side by side
5；Before first concrete slab 1 and the connection of the second concrete slab 2, first pin hole 8 is corresponding with the first positioning hole 4；The
After one concrete slab 1 and the connection of the second concrete slab 2, second pin hole 9 is corresponding with the second location hole 5, the company
Second location hole 5 of the outbound nail 3 on second pin hole 9 and connector 10 is arranged.It is positioned by connecting pin and first
The cooperation of hole and second location hole can easily realize company of the connector respectively with the first concrete slab and the second concrete slab
It connects.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
The middle part of formula, the connector 10 is equipped with limiting stand 100, and the left side that the first positioning hole 4 is set to the limiting stand 100 is big
Diameter portion 101, the second location hole 5 are set to the right side small diameter portion 102 of the limiting stand 100, in first concrete slab 1
The open end of guide groove 6 is equipped with the step 11 coordinated with the limiting stand 100, and the guide groove 6 of first concrete slab 1 is open
Locate diameter and the diameter of guide groove 6 in the second concrete slab 2 is identical as 102 diameter of right side small diameter portion of the connector 10.It adopts
The effective connection that can realize the first concrete slab and the second concrete slab by connector with this structure, avoids the bullet of connector
In the guide groove for fully entering the second concrete slab under spring effect.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
Formula, the second location hole 5 are less than or equal to second pin hole 9 and described second at a distance from 10 right end face of the connector
The distance of 6 bottom of guide groove in concrete slab 2, it is ensured that the both ends of connector are in the first concrete slab and the second concrete slab
In guide groove, effective connection of the connector between the first concrete slab and the second concrete slab is realized.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
Formula, 6 bottom of guide groove of first concrete slab 1 are equipped with the blind hole for installing spring 7, and one end of the spring 7 is fixed
In the blind via bottom.Spring can be reduced using blind hole and occupies space in guide groove, to spring while facilitating spring to install
Also function to guiding role.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
Formula, first pin hole 8 are set to 6 top of guide groove in first concrete slab 1.Connecting pin is only from the first concrete
The first positioning hole of the first pin hole and connector is inserted into the top of plate, and this structure facilitates the first concrete slab and second to mix
After concrete board connection, cast concrete is carried out to the guide groove in the first concrete slab.
Further, please refer to Fig.1,2, a kind of specific embodiment party as dry and wet Hybrid connections node provided by the invention
Formula, second pin hole 9 run through second concrete slab 2 and are arranged from top to bottom.Second pin hole the second concrete up and down
Plate is facilitated and is connected and fixed connector and the second concrete slab using connecting pin, and connectivity robustness is enhanced.
The present invention also provides a kind of construction methods of dry and wet Hybrid connections node, include the following steps：
(1) connector 10 is placed in 6 bottom of guide groove of first concrete slab 1 in advance, connecting pin 3 is passed through
Spring 7 is compressed in 6 bottom of guide groove of the first concrete slab 1, such as by the first pin hole 8 and connector 10 of the first concrete slab 1
Shown in Fig. 2；
The movable end of spring is fixed on to the left end of connector, it is ensured that slide to the guide groove of the second concrete slab in connector
After interior, spring also has certain decrement.
(2) after the first concrete slab 1 and the second concrete slab 2 dock, connecting pin 3 is extracted, connector 10 is in spring
It is sprung into the guide groove 6 of the second concrete slab 2 along the guide groove 6 of the first concrete slab 1 under the action of 7；
(3) connecting pin 3 is inserted into 6 interconnecting piece 10 of the second pin hole 9 and its guide groove of the second concrete slab 2, it will
Connector 10 is connected and fixed with the second concrete slab 1, as shown in Figure 1；
(4) it using the first pin hole 8 of the first concrete slab 1 as sprue gate, is poured into the guide groove 6 of the first concrete slab 1
Concrete is noted, is connected as one the first concrete slab 1 and the second concrete slab 2 after concrete setting.
Dry and wet Hybrid connections joint construction method provided by the invention, compared with prior art, be provided simultaneously with involvement connect and
The construction characteristic of wet connection, simple for process, convenient, of low cost, obtained dry and wet Hybrid connections node cracking resistance and entirety of constructing
Property it is strong, dissipation energy, connecting node ductility are preferable well for solidification when geological process.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (9)
1. dry and wet Hybrid connections node, it is characterised in that：Including the connection being horizontally placed between two adjacent concrete slabs
Part, adjacent two concrete slabs are respectively the first concrete slab and the second concrete slab, and the connector passes through connecting pin
It is connected and fixed with the second concrete slab；The mating surface of first concrete slab and the second concrete slab is equipped with for accommodating
The horizontal guide slot of connector is stated, the guiding trench bottom of first concrete slab is equipped with spring, first concrete slab
Guide groove side is vertically through the first pin hole for coordinating with the connecting pin, the guide groove side of second concrete slab
Face is vertically through the second pin hole for coordinating with the connecting pin；The length of the connector is more than second concrete
The length of guide groove in plate；Cast-in-place concrete in the guide groove and the first pin hole of first concrete slab.
2. dry and wet Hybrid connections node as described in claim 1, it is characterised in that：It is used there are two being set side by side on the connector
In the first positioning hole and second location hole that coordinate with the connecting pin；First concrete slab and the connection of the second concrete slab
Before, first pin hole is corresponding with the first positioning hole；After first concrete slab and the connection of the second concrete slab, described the
Two pin holes are corresponding with the second location hole, second positioning of the connecting pin on second pin hole and connector
Hole is arranged.
3. dry and wet Hybrid connections node as claimed in claim 2, it is characterised in that：The middle part of the connector is equipped with limit
Platform, the first positioning hole are set to the left side large-diameter portion of the limiting stand, and the second location hole is set to the limiting stand
Right side small diameter portion, the open end of guide groove is equipped with the step coordinated with the limiting stand in first concrete slab, described
The right side of the diameter and the connector of guide groove in the guide groove opening diameter and the second concrete slab of first concrete slab
Small diameter portion diameter is identical.
4. dry and wet Hybrid connections node as claimed in claim 3, it is characterised in that：The second location hole and the connector
The distance of right end face is less than or equal to second pin hole and is oriented at a distance from trench bottom in second concrete slab.
5. dry and wet Hybrid connections node as described in claim 1, it is characterised in that：The guide groove bottom of first concrete slab
Portion is equipped with for pacifying spring-loaded blind hole, and the blind via bottom is fixed in one end of the spring.
6. dry and wet Hybrid connections node as described in claim 1, it is characterised in that：First pin hole is set to described first
Above guide groove in concrete slab.
7. dry and wet Hybrid connections node as described in claim 1, it is characterised in that：Second pin hole runs through institute from top to bottom
State the setting of the second concrete slab.
8. such as the construction method of claim 1-7 any one of them dry and wet Hybrid connections nodes, which is characterized in that including following
Step：
Connector is placed in the guiding trench bottom of first concrete slab, connecting pin is passed through the first of the first concrete slab
Pin hole and connector, by spring-compressed the first concrete slab guiding trench bottom；
After the first concrete slab and the second concrete slab dock, extract connecting pin, connector under the action of the spring along
The guide groove of first concrete slab is sprung into the guide groove of the second concrete slab；
Connecting pin is inserted into the second pin hole and its guide groove interconnecting piece of the second concrete slab, connector and second are mixed
Concrete board is connected and fixed；
Using the first pin hole of the first concrete slab as sprue gate, concrete is poured into a mould into the guide groove of the first concrete slab, is mixed
The first concrete slab and the second concrete slab are connected as one after solidifying soil solidification.
9. the construction method of dry and wet Hybrid connections node as claimed in claim 8, which is characterized in that the movable end of the spring
It is fixed on the left end of connector, and after so that connector is slided in the guide groove of the second concrete slab, spring has certain compression
Amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603811.9A CN108755978B (en) | 2018-06-12 | 2018-06-12 | Dry-wet mixed connection node and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603811.9A CN108755978B (en) | 2018-06-12 | 2018-06-12 | Dry-wet mixed connection node and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108755978A true CN108755978A (en) | 2018-11-06 |
| CN108755978B CN108755978B (en) | 2020-09-22 |
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ID=64021015
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|---|---|---|---|
| CN201810603811.9A Active CN108755978B (en) | 2018-06-12 | 2018-06-12 | Dry-wet mixed connection node and construction method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555251A (en) * | 2018-11-17 | 2019-04-02 | 万正河 | It is a kind of to build prefabricated plate and its construction installation method |
| CN110485577A (en) * | 2019-07-25 | 2019-11-22 | 天一建设发展有限公司 | Precast wall body mounting structure |
| CN111677184A (en) * | 2020-06-25 | 2020-09-18 | 丁西彦 | Assembly wallboard convenient to connect and fix for assembly type building and installation method of assembly wallboard |
| CN111733980A (en) * | 2020-06-16 | 2020-10-02 | 曾暖春 | Assembled building that heat insulating ability is good |
| CN112252519A (en) * | 2020-11-06 | 2021-01-22 | 绍兴宝城建筑工业化制造有限公司 | Connecting structure and construction method of prefabricated wall panel |
| CN113215915A (en) * | 2021-05-25 | 2021-08-06 | 山东高速齐鲁建设集团有限公司 | Contact method between assembly type cement concrete pavement slab and plate in logistics park |
| CN113338448A (en) * | 2021-06-22 | 2021-09-03 | 厦门穗卉泽贸易有限公司 | Construction method for rapid connection of precast concrete components |
| USD987117S1 (en) | 2020-10-14 | 2023-05-23 | MillerKnoll, Inc. | Wall |
| US11814839B2 (en) | 2020-10-28 | 2023-11-14 | MillerKnoll, Inc. | Mobile wall including an alignment mechanism |
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| CN206308897U (en) * | 2016-12-23 | 2017-07-07 | 重庆房地产职业学院 | A kind of structural sheeting |
| CN107724543A (en) * | 2017-12-02 | 2018-02-23 | 成都魔童童工业设计有限公司 | A kind of assembled type concrete prefabricated part |
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| JP2004340353A (en) * | 2003-05-14 | 2004-12-02 | Toshihiro Kamiyama | Brace pin |
| CN204876811U (en) * | 2015-07-23 | 2015-12-16 | 柳州铁道职业技术学院 | Many function modularization temporary works rail |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555251A (en) * | 2018-11-17 | 2019-04-02 | 万正河 | It is a kind of to build prefabricated plate and its construction installation method |
| CN109555251B (en) * | 2018-11-17 | 2020-07-24 | 郴州市长信住工科技有限公司 | Building assembled prefabricated slab and construction and installation method thereof |
| CN110485577A (en) * | 2019-07-25 | 2019-11-22 | 天一建设发展有限公司 | Precast wall body mounting structure |
| CN111733980A (en) * | 2020-06-16 | 2020-10-02 | 曾暖春 | Assembled building that heat insulating ability is good |
| CN111677184A (en) * | 2020-06-25 | 2020-09-18 | 丁西彦 | Assembly wallboard convenient to connect and fix for assembly type building and installation method of assembly wallboard |
| CN111677184B (en) * | 2020-06-25 | 2022-02-18 | 淳安县良诚建设有限公司 | Assembly wallboard convenient to connect and fix for assembly type building and installation method of assembly wallboard |
| USD987117S1 (en) | 2020-10-14 | 2023-05-23 | MillerKnoll, Inc. | Wall |
| US11814839B2 (en) | 2020-10-28 | 2023-11-14 | MillerKnoll, Inc. | Mobile wall including an alignment mechanism |
| CN112252519A (en) * | 2020-11-06 | 2021-01-22 | 绍兴宝城建筑工业化制造有限公司 | Connecting structure and construction method of prefabricated wall panel |
| CN113215915A (en) * | 2021-05-25 | 2021-08-06 | 山东高速齐鲁建设集团有限公司 | Contact method between assembly type cement concrete pavement slab and plate in logistics park |
| CN113338448A (en) * | 2021-06-22 | 2021-09-03 | 厦门穗卉泽贸易有限公司 | Construction method for rapid connection of precast concrete components |
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| Publication number | Publication date |
|---|---|
| CN108755978B (en) | 2020-09-22 |
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