CN207988558U - A kind of precast floor slab support device - Google Patents
A kind of precast floor slab support device Download PDFInfo
- Publication number
- CN207988558U CN207988558U CN201820366072.1U CN201820366072U CN207988558U CN 207988558 U CN207988558 U CN 207988558U CN 201820366072 U CN201820366072 U CN 201820366072U CN 207988558 U CN207988558 U CN 207988558U
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- China
- Prior art keywords
- plate
- floor slab
- precast floor
- nut
- support device
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
The utility model discloses a kind of precast floor slab support devices, including：For with the fixed fixed part of wall, be used to support the support portion of precast floor slab and height adjusting part for adjusting precast floor slab height, the support portion is connect with the fixed part, and the height adjusting part adjusts the height of the precast floor slab by driving the support portion to be moved relative to the fixed part.During the installation process, the fixed part in support device is fixed on wall, precast floor slab is placed on the support portion of support device, and the height of precast floor slab is adjusted by height adjusting part, the apparatus structure is simple, easy for installation, by the device construction efficiency is significantly enhanced.
Description
Technical field
The utility model is related to construction engineering technical fields, more particularly to a kind of precast floor slab support device.
Background technology
In construction wall assembling process, after assembling wallboard, need that precast floor slab is installed above wall, then pre-
It is poured on floor processed, forms complete floor.Existing precast floor slab mounting means is that branch is arranged below precast floor slab
Then precast floor slab is placed on supporting rack by support.However, installing independent supporting rack tedious process, construction effect is affected
Rate.
In view of this, special propose the utility model.
Utility model content
The purpose of this utility model is to provide a kind of precast floor slab support device, at least solves present in the relevant technologies
Divide problem.
To achieve the goals above, a kind of precast floor slab support device provided by the utility model, including：
Fixed part, the fixed part with wall for fixing；
Support portion, the support portion are used to support precast floor slab, and the support portion is connect with the fixed part；
Height adjusting part, the height adjusting part is by driving the support portion to be moved relative to the fixed part to adjust
State the height of precast floor slab.
Alternatively and preferably, the height adjusting part includes adjusting rod and the first nut, and one end of the adjusting rod is set
There is the first screw thread coordinated with first nut；
The support portion includes support element, the first pipe fitting and connecting plate, the both ends of first pipe fitting respectively with the branch
Support member is fixedly connected with the connecting plate, and the connecting plate is equipped with the first hole passed through for the adjusting rod；
The fixed part includes the first plate and the second plate, and first plate is fixedly connected with second plate, and described second
Plate is equipped with the second hole passed through for first pipe fitting；
One end of the adjusting rod passes through first hole and is connect with first nut, the other end of the adjusting rod
It is connect with second plate, the support portion can be driven to be moved relative to the fixed part by rotating first nut, with
Adjust the height of the precast floor slab.
Alternatively and preferably, the height adjusting part further includes the second nut and third nut；
The other end of the adjusting rod is equipped with the second screw thread coordinated with second nut and the third nut；It is described
Second plate is equipped with the third hole passed through for the adjusting rod；
Second nut and the third nut are located at the both sides in the third hole, and the adjusting rod passes through described
The adjusting rod is fixedly connected by third hole by second nut and the third nut with second plate.
Alternatively and preferably, the support portion further includes the second pipe fitting, the both ends of second pipe fitting respectively with it is described
Support element is fixedly connected with the connecting plate；
Second plate is equipped with the 4th hole passed through for second pipe fitting；
The adjusting rod is located among first pipe fitting and second pipe fitting.
Alternatively and preferably, the fixed part includes third plate, the third plate be fixedly connected with first plate and
The third plate is parallel with second plate, is respectively equipped on the third plate and passes through for first pipe fitting and the second pipe fitting
Hole.
Alternatively and preferably, second hole is equipped with casing or semicanal, and described sleeve pipe or semicanal are set in described the
On one pipe fitting；And/or
The third hole is equipped with casing or semicanal, and described sleeve pipe or semicanal are set on second pipe fitting.
Alternatively and preferably, first plate is equipped with the first mounting hole, and the fixed part is with the wall by wearing
The bolt for crossing first mounting hole is fixedly connected.
Alternatively and preferably, the fixed part includes the 4th plate, and the 4th plate connect with second plate, and described the
Four plates are equipped with the second mounting hole corresponding with first mounting hole.
Alternatively and preferably, at least one piece of reinforcing plate is equipped between first plate and second plate.
Alternatively and preferably, the support portion includes the 5th plate, and the 5th plate is fixedly connected with the connecting plate, institute
It states the 5th plate and is located at the homonymy of described device with first plate.
Alternatively and preferably, the support portion further includes pad side, the pad orientation in the top of the support element and with
The support element upper surface contact.
Alternatively and preferably, the support element is equipped with protrusion, and the protrusion is used to limit the position of the pad side
It sets.
Alternatively and preferably, the protrusion is equipped with threaded hole and bolt, and the bolt passes through the threaded hole, leads to
It crosses and rotates the bolt wall side can be driven described in the pad direction to move.
Precast floor slab support device provided by the utility model, including fixed part, support portion and height adjusting part, fixed part
It is connect with support portion, height adjusting part adjusts the height of precast floor slab by driving the movement of the support portion portion of being relatively fixed.Pacifying
During dress, the fixed part in support device is fixed on wall, precast floor slab is placed on the support portion of support device,
And the height of precast floor slab is adjusted by height adjusting part, the apparatus structure is simple, easy for installation, to apply by the device
Work efficiency rate is significantly enhanced.
Description of the drawings
Fig. 1 is the front view of the utility model embodiment precast floor slab support device；
Fig. 2 is the side view of precast floor slab support device shown in Fig. 1；
Fig. 3 is the three-dimensional structure diagram of precast floor slab support device shown in Fig. 1；
Fig. 4 is the installation diagram of precast floor slab support device, wall and precast floor slab shown in Fig. 1；
Fig. 5 is the vertical view of the fixed part of precast floor slab support device shown in Fig. 1；
Fig. 6 is the three-dimensional structure diagram of the support portion of precast floor slab support device shown in Fig. 1；
Fig. 7 is another three-dimensional structure diagram of the support portion of the utility model embodiment precast floor slab support device；
Fig. 8 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device；
Fig. 9 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device；
Figure 10 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device；
Figure 11 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device；
Figure 12 is another stereochemical structure of the second plate on the fixed part of the utility model embodiment precast floor slab support device
Figure；
Figure 13 is another stereochemical structure of the second plate on the fixed part of the utility model embodiment precast floor slab support device
Figure；
Figure 14 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device；
Figure 15 is another three-dimensional structure diagram of the utility model embodiment precast floor slab support device.
In figure：
1. fixed part；11. the first plate；12. the second plate；13. reinforcing plate；14. third plate；15. the 4th plate；111. the first peace
Fill hole；121. the second hole；122. third hole；123. the 4th hole；124. casing；125. semicanal；151. second mounting holes；2. support
Portion；21. support element；22. the first pipe fitting；23. connecting plate；24. the second pipe fitting；25. pad side；26. the 5th plate；211. protrusion；
212. bolt；231. first holes；232. the 5th plates；3. height adjusting part；31 adjusting rods；32. the first nut；33. the second nut；
34. third nut；4. wall；5. precast floor slab.
Specific implementation mode
In order to make those skilled in the art be better understood from the utility model, below in conjunction with the accompanying drawings and specific embodiment party
Formula is described in further detail the utility model.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", " front end ", " rear end ", "top", "bottom", "inner", "outside" or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot
It is interpreted as the limitation to scope of protection of the utility model.
Additionally, it should be appreciated that limiting parts using the words such as " first ", " second ", " third ", it is only
Convenient for being distinguished to above-mentioned parts, there is no Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore cannot understand
For the limitation to scope of protection of the utility model.The meaning of " plurality " is at least two in the description of the present invention, such as
Two, three etc., unless otherwise specifically defined.
Referring to figs. 1 to 13 (it is convenient for observation, pad side is omitted 25) in Fig. 1,2,3,6,7,8,9,10, the present embodiment provides
Precast floor slab support device, be mainly made of fixed part 1, support portion 2 and height adjusting part 3, wherein fixed part 1 is used for and wall
Body 4 is fixed, and support portion 2 is used to support precast floor slab 5, and fixed part 1 is connect with support portion 2, and height adjusting part 3 can drive support
Portion 2 is relatively fixed the movement of portion 1, to adjust the height of precast floor slab 5 by height adjusting part 3.
Fixed part 1 includes the first plate 11 and the second plate 12.It is provided with the first mounting hole 111 on the first plate 11, passes through spiral shell
Bolt passes through the first mounting hole 111, and bolt is fixed to fixed part 1 can be fixed on wall 4 in wall 4, first peace
The quantity in dress hole 111 can be selected according to actual conditions, and what is selected in the present embodiment is one.It is arranged on second plate 12
There is the second hole 121, the second hole 121 is for connecting support portion 2.At least one piece reinforcement is additionally provided between the first plate 11 and the second plate 12
Plate 13, the reinforcing plate 13 can enhance the stability of fixed part 1.Reinforcing plate 13 can be triangle, can also be other shapes.
It of courses, the structure about reinforcing plate 13 can also be there are many kinds of deformation, and specific those skilled in the art can be according to practical feelings
Condition is selected.
Support portion 2 includes support element 21, the first pipe fitting 22 and connecting plate 23.Support element 21 is used to support precast floor slab 5；The
One pipe fitting 22 passes through the second hole 121 on the second plate 12, and its both ends is fixedly connected with support element 21 and connecting plate 23 respectively；
The first hole 231 is offered on connecting plate 23.
Height adjusting part 3 includes adjusting rod 31 and the first nut 32.One end of adjusting rod 31 is equipped with matches with the first nut 32
The screw thread of conjunction.Adjusting rod 31 passes through the first hole 231 on connecting plate 23, and is connect with the first nut 32；Adjusting rod 31 it is another
End is fixedly connected with the second plate 12.Support portion 2 can be driven to be relatively fixed the movement of portion 1 by rotating the first nut 32, to reach
To the purpose for adjusting 5 height of precast floor slab.
In some embodiments, it is easy to assembly, height adjusting part 3 further includes the second nut 33 and the 4th nut 34, and
And adjusting rod 31 is equipped with the screw thread coordinated with the second nut 33 and the 4th nut 34；Simultaneously on the second plate 12 of fixed part 1
It is further opened with third hole 122, the diameter in the third hole 122 need to be less than the diameter of the second nut 33 and the 4th nut 34.It is assembling
In the process, first the second nut 33 is assembled on adjusting rod 31, the second nut 33 need to the end of adjusting rod 31 there are distance, with
So that adjusting rod 31 is passed through the third hole 122 on the second plate 12, adjusting rod 31 then passed through into the third hole 122 on the second plate 12,
Finally third nut 34 is assembled on adjusting rod 31 and is tightened；The second nut 33 and third nut 34 are located at third at this time
The both sides in hole 122 rotate the second nut 33 and third nut 34 by opposite direction, adjusting rod 31 and the second plate 12 are consolidated
It is fixed.For the connection type of adjusting rod 31 and the second plate 12, there are many kinds of (as weld), and those skilled in the art can be according to reality
Situation is selected, and is just no longer repeated one by one herein.
In some embodiments, support portion 2 further includes the second pipe fitting 24, while being offered on the second plate 12 of fixed part 1
The 4th hole 123 passed through for the second pipe fitting 24；Second pipe fitting 24 pass through the 4th hole 123, and its both ends respectively with support element 21
It is fixedly connected with connecting plate 23.In addition adjusting rod 31 is between the first pipe fitting 22 and the second pipe fitting 24.Made by such design
The more convenient height for adjusting precast floor slab 5 of the device.
In some embodiments, support portion 2 further includes pad side 25, and pad side 25 is contacted with the upper surface of support element 21, and position
In the top of support element 21.It can facilitate the installation and removal of precast floor slab 5 by pad side 25, it, only need to be by the such as in dismounting
One nut 32 unscrews a part, you can withdraws from pad side 25, and then precast floor slab 5 is taken apart.
In some embodiments, protrusion 211 is additionally provided on support portion 2, which is mainly used for restriction pad
The moving position of side 25.Threaded hole and the bolt 212 with threaded hole cooperation are equipped on protrusion 211, by rotating bolt
212 can drive pad side 25 to be moved to 4 side of wall, further to fasten pad side 25, keep pad side 25 stiff, in order to
Pad side 25 is preferably fixed by bolt 212, one piece of gasket, the gasket can be added in one end that bolt 212 is contacted with pad side 25
It is connect with bolt 212.
In some embodiments, such as Fig. 7 to 11, support portion 2 further includes the 5th plate 26, the 5th plate 26 and the fixation of connecting plate 23
Connection, and the 5th plate 26 is located at the same side of the support device with the first plate 11 on fixed part 1.It should be understood that the 5th
Plate 26 and the first plate 11 are in the same face on the vertical direction of support device, i.e., the support device during the installation process, when will
When first plate 11 is fixed on wall 4, the 5th plate 26 is also located just at 4 surface of wall, of courses, and those skilled in the art also may be used
It is selected according to actual conditions.The support device is by the 5th plate 26 so that support portion 2 and the contact area of wall 4 obtain
Increase, further improves the stability of support device.
In some embodiments, such as Fig. 8 to 9, fixed part 1 further includes third plate 14, third plate 14 and the fixation of the first plate 11
Connection, and third plate 14 is parallel with the second plate 12, is offered respectively on third plate 14 for the first pipe fitting 22 and the second pipe fitting
24 holes passed through.Pass through the effect of third plate 14 so that support portion 2 is more stablized in moving process, avoids support portion 2
In moving process the phenomenon that sideslip.
In some embodiments, such as Figure 10 to 11, fixed part further include the 4th plate 15, the 4th plate 15 and the second plate 12 and/
Or third plate 14 is fixedly connected, and is further opened on the 4th plate 15 and the first mounting hole 111 corresponding second on the first plate 11
Mounting hole 151.During the installation process, it first passes through bolt and passes through the second mounting hole 151, be then passed through the first mounting hole 111, and by spiral shell
Bolt is fixed as in wall.By such design so that fixed part is more secured, the stability of single unit system is improved.
In some embodiments, what is opened up on fixed part 1 coordinates with the first pipe fitting 22 on support portion 2 and the second pipe fitting 24
Hole can be complete opening (such as Fig. 1 to 5,8,10,11), can also be half bore (such as Fig. 9,11,13), specific those skilled in the art
It can be selected according to actual conditions.
In some embodiments, such as Figure 12 to 13, on the second plate 12 of fixed part 1 with the first pipe fitting 22 and the second pipe fitting
Casing 124 or semicanal 125 are additionally provided on the hole of 24 cooperations, casing 124 or semicanal 125 are set in the first pipe fitting 22 and second pipe
On part 24, is designed by this kind, further enhance the stability of integral device.
With reference to figure 14, provided in this embodiment is the another kind solid of precast floor slab support device provided by the utility model
Structure chart is a kind of deformation of the precast floor slab support device to being mentioned in above-described embodiment.
With reference to figure 15, provided in this embodiment is the another kind solid of precast floor slab support device provided by the utility model
Structure chart is a kind of deformation of the precast floor slab support device to being mentioned in above-described embodiment.
To sum up, precast floor slab support device provided by the utility model, including fixed part 1, support portion 2 and height adjusting part
3, fixed part 1 is connect with support portion 2, and height adjusting part 3 adjusts prefabricated building by driving support portion 2 to be relatively fixed the movement of portion 1
The height of plate 4.During the installation process, the fixed part 1 in support device is fixed on wall 4, precast floor slab 5 is placed in branch
On the support portion 2 of support arrangement, and the height of precast floor slab 5 is adjusted by height adjusting part 3, the apparatus structure is simple, installation
It is convenient, by the device construction efficiency is significantly enhanced.
Precast floor slab support device provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help to understand
The core concept of the utility model.It should be pointed out that for those skilled in the art, not departing from this practicality
Under the premise of new principle, several improvements and modifications can be made to this utility model, these improvement and modification also fall into this
In the protection domain of utility model claims.
Claims (13)
1. a kind of precast floor slab support device, which is characterized in that including：
Fixed part, the fixed part with wall for fixing；
Support portion, the support portion are used to support precast floor slab, and the support portion is connect with the fixed part；
Height adjusting part, the height adjusting part is by driving the support portion described pre- to adjust relative to fixed part movement
The height of floor processed.
2. precast floor slab support device according to claim 1, which is characterized in that
The height adjusting part includes adjusting rod and the first nut, and one end of the adjusting rod is equipped with to be coordinated with first nut
The first screw thread；
The support portion includes support element, the first pipe fitting and connecting plate, the both ends of first pipe fitting respectively with the support element
It is fixedly connected with the connecting plate, the connecting plate is equipped with the first hole passed through for the adjusting rod；
The fixed part includes the first plate and the second plate, and first plate is fixedly connected with second plate, on second plate
Equipped with the second hole passed through for first pipe fitting；
One end of the adjusting rod passes through first hole and is connect with first nut, the other end of the adjusting rod and institute
The connection of the second plate is stated, the support portion can be driven to be moved relative to the fixed part by rotating first nut, to adjust
The height of the precast floor slab.
3. precast floor slab support device according to claim 2, which is characterized in that
The height adjusting part further includes the second nut and third nut；
The other end of the adjusting rod is equipped with the second screw thread coordinated with second nut and the third nut；Described second
Plate is equipped with the third hole passed through for the adjusting rod；
Second nut and the third nut are located at the both sides in the third hole, and the adjusting rod passes through the third
The adjusting rod is fixedly connected by hole by second nut and the third nut with second plate.
4. precast floor slab support device according to claim 3, which is characterized in that
The support portion further includes the second pipe fitting, and the both ends of second pipe fitting are solid with the support element and the connecting plate respectively
Fixed connection；
Second plate is equipped with the 4th hole passed through for second pipe fitting；
The adjusting rod is located among first pipe fitting and second pipe fitting.
5. precast floor slab support device according to claim 4, which is characterized in that the fixed part includes third plate, institute
It states that third plate is fixedly connected with first plate and the third plate is parallel with second plate, is respectively equipped on the third plate
The hole passed through for first pipe fitting and the second pipe fitting.
6. precast floor slab support device according to claim 5, which is characterized in that second hole is equipped with casing or half
Pipe, described sleeve pipe or semicanal are set on first pipe fitting；And/or
The third hole is equipped with casing or semicanal, and described sleeve pipe or semicanal are set on second pipe fitting.
7. according to the precast floor slab support device described in claim 2,3,4,5 or 6, which is characterized in that set on first plate
There is the first mounting hole, the fixed part is with the wall by being fixedly connected across the bolt of first mounting hole.
8. precast floor slab support device according to claim 7, which is characterized in that the fixed part includes the 4th plate, institute
It states the 4th plate to connect with second plate, the 4th plate is equipped with the second mounting hole corresponding with first mounting hole.
9. according to the precast floor slab support device described in claim 2,3,4,5 or 6, which is characterized in that first plate and institute
It states and is equipped at least one piece of reinforcing plate between the second plate.
10. according to the precast floor slab support device described in claim 2,3,4,5 or 6, which is characterized in that the support portion includes
5th plate, the 5th plate are fixedly connected with the connecting plate, and the 5th plate is located at the same of described device with first plate
Side.
11. according to the precast floor slab support device described in claim 2,3,4,5 or 6, which is characterized in that the support portion also wraps
Pad side is included, the pad orientation is contacted in the top of the support element and with the support element upper surface.
12. precast floor slab support device according to claim 11, which is characterized in that the support element is equipped with protrusion
Portion, the protrusion are used to limit the position of the pad side.
13. precast floor slab support device according to claim 12, which is characterized in that the protrusion is equipped with threaded hole
And bolt, the bolt pass through the threaded hole, and wall sidesway described in the pad direction can be driven by rotating the bolt
It is dynamic.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820302553 | 2018-03-05 | ||
| CN2018203025536 | 2018-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207988558U true CN207988558U (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820366072.1U Active CN207988558U (en) | 2018-03-05 | 2018-03-16 | A kind of precast floor slab support device |
| CN201810220543.2A Active CN108222545B (en) | 2018-03-05 | 2018-03-16 | Precast floor plank strutting arrangement |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810220543.2A Active CN108222545B (en) | 2018-03-05 | 2018-03-16 | Precast floor plank strutting arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222545A (en) * | 2018-03-05 | 2018-06-29 | 北京市住宅产业化集团股份有限公司 | A kind of precast floor slab support device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031404A (en) * | 2020-08-18 | 2020-12-04 | 东莞市至简机电工程技术有限公司 | Novel building support |
| CN112343222A (en) * | 2020-11-09 | 2021-02-09 | 北京市建筑装饰设计工程有限公司 | Assembly type superposed shear wall structure, construction system and construction method thereof |
| CN112443143A (en) * | 2020-12-08 | 2021-03-05 | 浙江亚厦装饰股份有限公司 | Lifting device is used in wallboard installation |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1227431C (en) * | 2002-04-01 | 2005-11-16 | 孙志强 | Support node for top floor slab form of storied building |
| CN105064720B (en) * | 2015-07-21 | 2017-05-17 | 中铁城建集团南昌建设有限公司 | Self-supporting steel bar truss floor support plate support structure |
| CN205088951U (en) * | 2015-11-02 | 2016-03-16 | 彭兴政 | Many function combination jackscrew |
| CN105569242A (en) * | 2015-12-28 | 2016-05-11 | 中民筑友有限公司 | Assembling method for composite floor slabs |
| JP3205992U (en) * | 2016-06-14 | 2016-08-25 | 三協フロンテア株式会社 | Unit house foundation height adjustment mechanism |
| CN207988558U (en) * | 2018-03-05 | 2018-10-19 | 北京市住宅产业化集团股份有限公司 | A kind of precast floor slab support device |
-
2018
- 2018-03-16 CN CN201820366072.1U patent/CN207988558U/en active Active
- 2018-03-16 CN CN201810220543.2A patent/CN108222545B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222545A (en) * | 2018-03-05 | 2018-06-29 | 北京市住宅产业化集团股份有限公司 | A kind of precast floor slab support device |
| CN108222545B (en) * | 2018-03-05 | 2023-10-17 | 北京市住宅产业化集团股份有限公司 | Precast floor plank strutting arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108222545A (en) | 2018-06-29 |
| CN108222545B (en) | 2023-10-17 |
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| GR01 | Patent grant |