CN107458989A - A kind of architectural engineering fragile material has the lifting device of safeguard function - Google Patents
A kind of architectural engineering fragile material has the lifting device of safeguard function Download PDFInfo
- Publication number
- CN107458989A CN107458989A CN201710689209.7A CN201710689209A CN107458989A CN 107458989 A CN107458989 A CN 107458989A CN 201710689209 A CN201710689209 A CN 201710689209A CN 107458989 A CN107458989 A CN 107458989A
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- China
- Prior art keywords
- sets
- bar
- plate
- supporting plate
- effect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses the lifting device that a kind of architectural engineering fragile material has safeguard function, including device body, device body sets base, and the top of base sets support bar, and the inner side of support bar sets motor, screw mandrel is also set up on the inside of support bar, the top of support bar sets top plate, and sliding block is set on screw mandrel, and device body sets supporting plate, the top of supporting plate sets placed cavity, and device body sets guide fence bar；The present invention is simple in construction, setting can rotate placement plate, avoid the inconvenience for causing to take or placing because of the reason for angle, be adjusted according to the change of center of gravity, direction of improvement is avoided to change, the effect of guiding is served, and device body overall operation is stable, is protected by the stability for setting gag lever post and guide fence bar to lift device body, so that overall lifting effect is good, lifting is stable, easy to use, practical.
Description
Technical field
The present invention relates to building association area, specifically a kind of architectural engineering fragile material has the lifting of safeguard function
Device.
Background technology
Architectural engineering, refer to by the construction to all kinds of building constructions and its affiliated facility and the circuit supporting with it, pipeline,
The engineering entity that the installation activity of equipment is formed.Wherein " building construction ", which refers to, top cover, beam column, wall, basis and can
Inner space is formed, meets people's production, lives, learns, the engineering of public activity needs.
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also
Say it is various lines on design drawing, in specified place, become process in kind.It includes basic engineering construction, master
Body structure construction, roof construction, decorative engineering construction etc..The place of construction operation is referred to as " construction site " or cried "
Job site ", is also named building site.
The equipment of some liftings, to help people to be operated, existing lifting are frequently necessary to when construction
Equipment is substantially by pulley, and auxiliary construction is carried out by the effect of pulley, but pulley have when in use it is very big
Determination, be exactly that its stability is excessively poor, material easily plays rolling during use, is easily damaged material, especially frangible
Material is more prone to damage when lifting.Therefore need to be improved.
The content of the invention
It is an object of the invention to provide the lifting device that a kind of architectural engineering fragile material has safeguard function, with solution
The problem of being proposed in certainly above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of architectural engineering fragile material has the lifting device of safeguard function, including device body, described device sheet
Body sets base, and the top of the base sets support bar, between the bottom of the support bar and base by way of welding
It is fixedly connected, the inner side of the support bar sets motor, passes through the effect of support and fixing screws between the motor and base
It is fixedly connected, also sets up screw mandrel on the inside of the support bar, passes through the work of shaft coupling between the output shaft of the screw mandrel and motor
With being fixedly connected, the top of the support bar sets top plate, and the top of the top plate and support bar is fixed by way of welding
Connect, sliding block is set on the screw mandrel, connected between the sliding block and screw mandrel by screw-type, the interposition of the sliding block installs
Through hole is put, the screw mandrel passes through through hole, sliding feet set in the side wall of the sliding block, between the sliding feet and the side wall of sliding block
It is fixedly connected by way of welding, described device body setting supporting plate, the end set connector of the supporting plate is described
Connector with the end of supporting plate is fixedly connected by way of welding, by solid between the end face of the connector and sliding block
The effect for determining screw is fixedly connected, and the left end of the supporting plate sets gag lever post, leads between the bottom of the gag lever post and base
The mode for crossing welding is fixedly connected, and the fixed top for welding the supporting plate, which is set, between the top of the gag lever post and top plate puts
Chamber is put, is fixedly connected between the placed cavity and the end face of supporting plate by the effect of fixing screws, is set on the placed cavity
Standing groove, the standing groove are uniformly arranged in the upper surface of placed cavity, and the inside of the standing groove, which is set, places plate, the placement
It is rotatablely connected between plate and sliding connector by the effect of rotary shaft, described device body sets guide fence bar, described to lead
The two sides of supporting plate are arranged on to fender rod, the bottom of the guide fence bar sets slide rail, between the slide rail and base
It is fixedly connected by the effect of fixing screws, is slidably connected between slide rail and the guide fence bar, the guide fence bar
Inner side sets sliding connector, is slidably connected between sliding connector and the guide fence bar, the top of the guide fence bar
Portion sets limiting plate, is fixedly connected between the limiting plate and guide fence bar by the effect of fixing screws.
As the further scheme of the present invention：The lower section of the shaft coupling sets dividing plate, the dividing plate and support bar it is interior
Fixed welding between wall, is rotatablely connected between the shaft coupling and dividing plate by the effect of thrust bearing.
The outer face of the sliding feet sets ball, and the ball is embedded on ball.
As further scheme of the invention：Described device body, which is set, to be ridden, and described ride is arranged on the upper of base
Side, described ride are electrically connected between motor.
As further scheme of the invention：Slideway is set in the side wall of the supporting plate, the sliding connector with
It is slidably connected between supporting plate by the effect of slideway.
As further scheme of the invention：Pin for suppressing metal is set on the guide fence bar.
As further scheme of the invention：The outer wall of the standing groove sets protective pad, and the protective pad is with placing
It is fixedly connected between the end face of chamber.
As further scheme of the invention：Axis hole, the rotary shaft for placing plate bottom surface are set on the standing groove
It is plugged on inside the axis hole on standing groove.
As further scheme of the invention：The upper surface for placing plate sets anti-skidding groove, the anti-skidding groove
It is integrated formed structure with placing plate.
As further scheme of the invention：The medial surface of the sliding connector sets card base, the card base and cunning
Follower link is integrated formed structure, and the supporting plate is arranged on the inner side of card base, is set on the inwall of the sliding connector
Interior slide bar, the inwall of the interior slide bar and sliding connector are fixed welding, are used in conjunction with each other between the interior slide bar and slideway,
Outer slide bar is set on the outer wall of the sliding connector, passes through the work of outer slide bar between sliding connector and the guide fence bar
With being slidably connected.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is simple in construction, and setting can rotate placement plate,
Material is taken and placed by way of most convenient, is avoided the inconvenience for causing to take or placing because of the reason for angle, is led to
Cross and set the guide fence bar that can be adjusted to be directed to different materials, be adjusted according to the change of center of gravity, and in lifting
During it also avoid direction of improvement in the presence of sliding connector between supporting plate and guide fence bar and change, play
The effect being oriented to, and device body overall operation is stable, by setting gag lever post and guide fence bar to carry device body
The stability risen is protected so that overall lifting effect is good, and lifting is stable, easy to use, practical.
Brief description of the drawings
Fig. 1 is the structural representation for the lifting device that architectural engineering fragile material has safeguard function.
Fig. 2 is the structural representation that architectural engineering fragile material has sliding block in the lifting device of safeguard function.
Fig. 3 is the structural representation that architectural engineering fragile material has sliding connector in the lifting device of safeguard function
Figure.
Fig. 4 is the structural representation that architectural engineering fragile material has placed cavity in the lifting device of safeguard function.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Fig. 1-4 are referred to, a kind of architectural engineering fragile material has the lifting device of safeguard function, including device sheet
Body, described device body set base 1, and the top of the base 1 sets support bar 2, bottom and the base 1 of the support bar 2
Between be fixedly connected by way of welding, the inner side of the support bar 2 sets motor 3, leads between the motor 3 and base 1
Cross support to be fixedly connected with the effect of fixing screws, the inner side of the support bar 2 also sets up screw mandrel 4, the screw mandrel 4 and motor 3
Output shaft between be fixedly connected by the effect of shaft coupling 5, the lower section of the shaft coupling 5 sets dividing plate 6, the dividing plate 6 with
Fixed welding between the inwall of support bar 2, is rotatablely connected, institute between the shaft coupling 5 and dividing plate 6 by the effect of thrust bearing
The top for stating support bar 2 sets top plate 7, and the top plate 7 is fixedly connected with the top of support bar 2 by way of welding, described
Device body sets foot-operated 8, described foot-operated 8 to be arranged on the top of base 1, and described ride is electrically connected between 8 and motor 3, institute
Setting sliding block 9 on screw mandrel 4 is stated, is connected between the sliding block 9 and screw mandrel 4 by screw-type, described device body sets supporting plate
11, the end set connector 10 of the supporting plate 11, the end of the connector 10 and supporting plate 11 is the side by welding
Formula is fixedly connected, and is fixedly connected between the connector 10 and the end face of sliding block 9 by the effect of fixing screws, the supporting plate
11 left end sets gag lever post 12, is fixedly connected between the bottom of the gag lever post 12 and base 1 by way of welding, described
The fixed top for welding the supporting plate 11 sets placed cavity 13, the placed cavity 13 between the top of gag lever post 12 and top plate 7
It is fixedly connected between the end face of supporting plate 11 by the effect of fixing screws, described device body sets guide fence bar 14,
The guide fence bar 14 is arranged on the two sides of supporting plate 11, and the bottom of the guide fence bar 14 sets slide rail 15, described
It is fixedly connected by the effect of fixing screws between slide rail 15 and base 1, is slided between the slide rail 15 and guide fence bar 14
Connect, pin for suppressing metal 16 is set on the guide fence bar 14, passes through holding pin between the guide fence bar 14 and slide rail 15
The effect of nail 16 is fastened, and the inner side of the guide fence bar 14 sets sliding connector 17, the sliding connector 17 with
It is slidably connected between guide fence bar 14, slideway 18, the sliding connector 17 and branch is set in the side wall of the supporting plate 11
It is slidably connected between fagging 11 by the effect of slideway 18, the top of the guide fence bar 14 sets limiting plate 19, the limit
It is fixedly connected between position plate 19 and guide fence bar 14 by the effect of fixing screws.
The centre position of the sliding block 9 sets through hole 20, and the screw mandrel 4 passes through through hole 20, set in the side wall of the sliding block 9
Sliding feet 21 is put, is fixedly connected between the sliding feet 21 and the side wall of sliding block 9 by way of welding, the sliding feet 21
Outer face sets ball 22, and the ball 22 is embedded on ball 22.
The medial surface of the sliding connector 17 sets card base 23, and the card base 23 and sliding connector 17 are to be integrally formed
Structure, the supporting plate 11 are arranged on the inner side of card base 23, set on the inwall of the sliding connector 17 in slide bar 24, it is described
The inwall of interior slide bar 24 and sliding connector 17, which is fixed, to be welded, and is used in conjunction with each other between the interior slide bar 24 and slideway 18, institute
State and outer slide bar 25 is set on the outer wall of sliding connector 17, pass through outer cunning between the sliding connector 17 and guide fence bar 14
The effect of bar 25 is slidably connected.
Standing groove 27 is set on the placed cavity 13, and the standing groove 27 is uniformly arranged in the upper surface of placed cavity 13, institute
The outer wall for stating standing groove 27 sets protective pad 26, is fixedly connected between the protective pad 26 and the end face of placed cavity 13, described to put
The inside for putting groove 27 sets placement plate 28, described to place the effect rotation company for passing through rotary shaft between plate 28 and sliding connector 17
Connecing, axis hole is set on the standing groove 27, the rotary shaft for placing the bottom surface of plate 28 is plugged on inside the axis hole on standing groove 27,
The upper surface for placing plate 28 sets anti-skidding groove, and the anti-skidding groove is integrated formed structure with placing plate 28.
The present invention operation principle be：Device body using when fragile material is placed in standing groove 27 first
Portion, the top for placing plate 28 is placed on when placement, to place plate 28 and standing groove 27 be rotation connection, therefore is being used
When can rotate place plate 28, take and place material by way of most convenient, avoid because of angle the reason for cause to take
The inconvenience for taking or placing, lifting work can be carried out after fragile material by placing, and be stepped on pin when lifting foot-operated
8, the effect by foot-operated 8 makes motor 3 be powered, and motor 3 rotates after being powered, due to being between the output shaft and screw mandrel 4 of motor 3
Connected by the effect of shaft coupling 5, therefore motor 3 has driven the rotation of screw mandrel 4 when rotating, because screw mandrel 4 is with sliding
Between block 9 connected by screw-type, and sliding block 9, under the limitation of motor 3, sliding block 9 slides when screw mandrel 4 rotates,
The movement of supporting plate 11 is driven by the slip of sliding block 9, sliding block 9 up moves when improving material is wanted, and now props up
Fagging 11 is also up to move, and the effect that supporting plate 11 passes through gag lever post 12 when movement is carried out to the position of supporting plate 11
Limit, avoid the position during movement of base 1 from offseting, and pass through guide fence bar 14 during movement
Placed cavity 13 of the effect to supporting plate 11 above supporting plate 11 protects, and guide fence bar 14 is to move
, the transverse shifting of fender rod 14 is directed to by the effect of slide rail 15 during use, then passes through pin for suppressing metal 16
Effect is directed to the position of fender rod 14 and fixed, and between sliding connector 17 and supporting plate 11 is logical during movement
The effect slip of slideway 18 is crossed, therefore guide fence bar 14 does not have shadow during transverse shifting for supporting plate 11
Ringing, guide fence bar 14 is directed to different materials by way of it can adjust, is adjusted according to the change of center of gravity, and
During lifting direction of improvement is it also avoid between supporting plate 11 and guide fence bar 14 in the presence of sliding connector 17
Change, so as to serving the effect of guiding, fragile material is lifted in this way, structure letter of the present invention
Single, setting, which can rotate, places plate 28, takes and place material by way of most convenient, avoids causing because of the reason for angle
The inconvenience taken or placed, by setting the guide fence bar 14 that can be adjusted to be directed to different materials, according to center of gravity
Change be adjusted, and in the effect of sliding connector 17 between supporting plate 11 and guide fence bar 14 during lifting
Under it also avoid direction of improvement and change, serve the effect of guiding, and device body overall operation is stable, passes through setting
The stability that gag lever post 12 and guide fence bar 14 are lifted to device body is protected so that overall lifting effect is good, carries
Stabilization is risen, it is easy to use, it is practical.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Make a variety of changes.
Claims (10)
1. a kind of architectural engineering fragile material has the lifting device of safeguard function, it is characterised in that including device body, institute
State device body and base (1) is set, the top of the base (1) sets support bar (2), the bottom and bottom of the support bar (2)
Be fixedly connected between seat (1) by way of welding, the inner side of the support bar (2) sets motor (3), the motor (3) with
It is fixedly connected between base (1) by support with the effect of fixing screws, screw mandrel (4) is also set up on the inside of the support bar (2),
It is fixedly connected between the screw mandrel (4) and the output shaft of motor (3) by the effect of shaft coupling (5), the top of the support bar (2)
Portion sets top plate (7), and the top plate (7) is fixedly connected with the top of support bar (2) by way of welding, the screw mandrel (4)
Upper setting sliding block (9), is connected, the interposition of the sliding block (9) installs between the sliding block (9) and screw mandrel (4) by screw-type
Through hole (20) is put, the screw mandrel (4) passes through through hole (20), sliding feet (21), the slip are set in the side wall of the sliding block (9)
It is fixedly connected between pin (21) and the side wall of sliding block (9) by way of welding, described device body sets supporting plate (11), institute
The end set connector (10) of supporting plate (11) is stated, the connector (10) and the end of supporting plate (11) are by welding
Mode is fixedly connected, and is fixedly connected between the connector (10) and the end face of sliding block (9) by the effect of fixing screws, described
The left end of supporting plate (11) sets gag lever post (12), passes through the side of welding between the bottom of the gag lever post (12) and base (1)
Formula is fixedly connected, and the fixed top for welding the supporting plate (11) is set between the top of the gag lever post (12) and top plate (7)
Placed cavity (13), it is fixedly connected between the placed cavity (13) and the end face of supporting plate (11) by the effect of fixing screws, institute
State and standing groove (27) is set on placed cavity (13), the standing groove (27) is uniformly arranged in the upper surface of placed cavity (13), described
The inside of standing groove (27), which is set, places plate (28), passes through rotary shaft between the placement plate (28) and sliding connector (17)
Effect rotation connection, described device body set guide fence bar (14), and the guide fence bar (14) is arranged on supporting plate
(11) two sides, the bottom of the guide fence bar (14) set slide rail (15), led between the slide rail (15) and base (1)
The effect for crossing fixing screws is fixedly connected, and is slidably connected between the slide rail (15) and guide fence bar (14), and described be oriented to is prevented
The inner side of guard bar (14) sets sliding connector (17), the company of slip between the sliding connector (17) and guide fence bar (14)
Connect, the top of the guide fence bar (14) sets limiting plate (19), between the limiting plate (19) and guide fence bar (14)
It is fixedly connected by the effect of fixing screws.
2. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
The lower section of the shaft coupling (5) sets dividing plate (6), and fixed welding, described between the dividing plate (6) and the inwall of support bar (2)
It is rotatablely connected between shaft coupling (5) and dividing plate (6) by the effect of thrust bearing.
3. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
The outer face of the sliding feet (21) sets ball (22), and the ball (22) is embedded on ball (22).
4. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
Described device body is set foot-operated (8), and foot-operated (8) are arranged on the top of base (1), foot-operated (8) and motor (3) it
Between be electrically connected with.
5. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
Slideway (18) is set in the side wall of the supporting plate (11), passes through slideway between the sliding connector (17) and supporting plate (11)
(18) effect is slidably connected.
6. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
Pin for suppressing metal (16) is set on the guide fence bar (14).
7. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
The outer wall of the standing groove (27) sets protective pad (26), fixed between the protective pad (26) and the end face of placed cavity (13) to connect
Connect.
8. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
Axis hole is set on the standing groove (27), and the rotary shaft for placing plate (28) bottom surface is plugged in the axis hole on standing groove (27)
Portion.
9. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, it is characterised in that
The upper surface for placing plate (28) sets anti-skidding groove, and the anti-skidding groove is integrated formed structure with placing plate (28).
10. architectural engineering fragile material according to claim 1 has the lifting device of safeguard function, its feature exists
In the medial surface of the sliding connector (17) sets card base (23), and the card base (23) is one with sliding connector (17)
Molding structure, the supporting plate (11) are arranged on the inner side of card base (23), set on the inwall of the sliding connector (17) in
The inwall of slide bar (24), the interior slide bar (24) and sliding connector (17), which is fixed, to be welded, the interior slide bar (24) and slideway
(18) it is used in conjunction with each other between, outer slide bar (25), the sliding connector is set on the outer wall of the sliding connector (17)
(17) it is slidably connected between guide fence bar (14) by the effect of outer slide bar (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710689209.7A CN107458989A (en) | 2017-08-14 | 2017-08-14 | A kind of architectural engineering fragile material has the lifting device of safeguard function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710689209.7A CN107458989A (en) | 2017-08-14 | 2017-08-14 | A kind of architectural engineering fragile material has the lifting device of safeguard function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107458989A true CN107458989A (en) | 2017-12-12 |
Family
ID=60549070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710689209.7A Withdrawn CN107458989A (en) | 2017-08-14 | 2017-08-14 | A kind of architectural engineering fragile material has the lifting device of safeguard function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107458989A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069368A (en) * | 2017-12-20 | 2018-05-25 | 淮南领翼化工科技有限公司 | A kind of bipod mast Lift-on/Lift-off System easy to remove |
| CN108217162A (en) * | 2017-12-26 | 2018-06-29 | 周远桂 | A kind of construction material transfer equipment |
| CN109015966A (en) * | 2018-10-24 | 2018-12-18 | 临泉县荣兴木业有限公司 | A kind of sheet fabrication process break flour collection device |
| CN112938817A (en) * | 2021-01-29 | 2021-06-11 | 江门市润生机电有限公司 | Full-automatic high-bearing multi-section synchronous lifting electric push rod |
| CN112978622A (en) * | 2021-02-22 | 2021-06-18 | 中徽建设工程(上海)有限公司 | Assembled material lifting device for building decoration |
| CN115571813A (en) * | 2022-09-08 | 2023-01-06 | 连云港中砼新型建筑科技有限公司 | Lifting equipment for hoisting building board and using method thereof |
-
2017
- 2017-08-14 CN CN201710689209.7A patent/CN107458989A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069368A (en) * | 2017-12-20 | 2018-05-25 | 淮南领翼化工科技有限公司 | A kind of bipod mast Lift-on/Lift-off System easy to remove |
| CN108217162A (en) * | 2017-12-26 | 2018-06-29 | 周远桂 | A kind of construction material transfer equipment |
| CN109015966A (en) * | 2018-10-24 | 2018-12-18 | 临泉县荣兴木业有限公司 | A kind of sheet fabrication process break flour collection device |
| CN112938817A (en) * | 2021-01-29 | 2021-06-11 | 江门市润生机电有限公司 | Full-automatic high-bearing multi-section synchronous lifting electric push rod |
| CN112978622A (en) * | 2021-02-22 | 2021-06-18 | 中徽建设工程(上海)有限公司 | Assembled material lifting device for building decoration |
| CN115571813A (en) * | 2022-09-08 | 2023-01-06 | 连云港中砼新型建筑科技有限公司 | Lifting equipment for hoisting building board and using method thereof |
| CN115571813B (en) * | 2022-09-08 | 2023-04-14 | 连云港中砼新型建筑科技有限公司 | Lifting equipment for hoisting building board and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171212 |
|
| WW01 | Invention patent application withdrawn after publication |