CN110255363A - A kind of floor hoisting appliance - Google Patents
A kind of floor hoisting appliance Download PDFInfo
- Publication number
- CN110255363A CN110255363A CN201910442433.5A CN201910442433A CN110255363A CN 110255363 A CN110255363 A CN 110255363A CN 201910442433 A CN201910442433 A CN 201910442433A CN 110255363 A CN110255363 A CN 110255363A
- Authority
- CN
- China
- Prior art keywords
- suspender
- block
- rod
- fixedly installed
- floor
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of floor hoisting appliances, including suspender, the top side of the suspender is fixedly installed with multiple hangers, the bottom side of suspender is movably installed with multiple hangers, slide opening is offered on the two sides inner wall of the suspender, slide bar is movably installed in two slide openings, the both ends of slide bar all extend to outside slide opening, one end that two slide bars are located remotely from each other is fixedly installed with snap-gauge, two slide bar one end close to each other are fixedly installed with the same fixed block, the side of fixed block offers threaded hole, is movably installed with threaded rod in threaded hole.The present invention utilizes the characteristic of pulley, multiple suspension centres are set on same root rope, it ensure that the uniform stressed of suspension centre, also suspension centre is increased, effectively prevent cracking, while the width of suspender can be adjusted according to the width of floor, and the position of hanger is also adjustable, make it possible to sling various sizes of floor, increase the versatility of suspender, meets the demand of people.
Description
Technical field:
The present invention relates to floor hoisting appliance technical field more particularly to a kind of floor hoisting appliances.
Background technique:
Floor refers generally to a kind of precast concrete of precasting yard processing, the supporting part in floor layer, it is by room
Room vertical direction is divided into several layers, and the vertical loads such as people and furniture and floor self weight are transmitted to base by wall, beam or column
It is several can be divided into wood floor, brick arch floor, reinforced concrete floor and floor of steel liner plate load-bearing etc. by the material used in it for plinth
Form.
Publication No. CN205772784U discloses assembled laminated floor slab hoisting appliance, structure are as follows: in two strip grooves
Both ends between steel accompany steel plate I, and middle part accompanies steel plate II, and steel plate I has the through-hole of upper, middle and lower three, and screw passes through steel plate I
The upper through-hole and lower through-hole of steel plate I and the fixed position of channel steel and steel plate I are exposed at outside channel steel by intermediate through-hole, and steel plate II has
Upper and lower two through-holes, by passing through, steel plate II and channel steel are fixed position to screw by through-hole in steel plate II and steel plate II lower through-hole reveals
Outside channel steel, but the prior art is when lifting by crane floor, since slab thickness is relatively thin, during lifting, concentrates stress, uneven
Stress will cause the problem of floor cracking, while can not easily be adjusted according to various sizes of floor in the prior art
Section, makes its poor universality.
Summary of the invention:
In consideration of it, effectively prevent cracking it is necessary to design one kind, at the same the width of suspender can according to the width of floor into
Row is adjusted, and the position of hanger is also adjustable, makes it possible to sling various sizes of floor, increases the versatility of suspender
Floor hoisting appliance.
A kind of floor hoisting appliance, including suspender, the top side of the suspender are fixedly installed with multiple hangers, the bottom side of suspender
Multiple hangers are movably installed with, slide opening is offered on the two sides inner wall of the suspender, is movably installed with cunning in two slide openings
The both ends of bar, slide bar all extend to outside slide opening, and one end that two slide bars are located remotely from each other is fixedly installed with snap-gauge, two slide bar phases
Mutually close one end is fixedly installed with the same fixed block, and the side of fixed block offers threaded hole, activity installation in threaded hole
There is threaded rod, the both ends of threaded rod all extend to outside threaded hole, it is rotatably equipped with driven rod on the two sides inner wall of the suspender,
Two driven rod one end close to each other are rotatably equipped with the same pulling block, and movable sleeve is connected to movable block on two driven rods,
The side of two movable blocks is rotatably equipped with pull rod, and two pull rods one end close to each other is rotatably installed in the one of fixed block
On side, it being fixedly installed with fixed link on the side inner wall of the suspender, one end of fixed link offers telescopic chute, and the two of telescopic chute
Sliding slot is offered on the inner wall of side, the same sliding block is slidably fitted in two sliding slots, and the side of sliding block is fixedly installed with flexible
Bar, one end of telescopic rod are fixedly mounted on the corresponding other side inner wall of suspender.
Preferably, the bottom side of the suspender opens up fluted, and inserted block is movably installed in groove, and the side of inserted block extends to
Groove is outer and is fixedly mounted on the side of hanger, and rope is movably installed on two adjacent hangers, is covered on two ropes
It is connected to the same pulley, the bottom side of pulley is fixedly installed with hook.
Preferably, the side of the inserted block offers card hole, is movably installed with two kellies in card hole, in the two sides of groove
Equal equidistant intervals offer multiple card slots on wall, and one end that two kellies are located remotely from each other extends respectively in two card slots.
Preferably, there are two bull sticks for the top side rotational installation of the inserted block, and the side of two bull sticks is rotatably equipped with T-type
Bar, the side of two T-bars are rotatably equipped with connecting rod, and the side of two connecting rods is rotatably equipped with l-shaped rod, two l-shaped rods
One end be rotatably installed on the side of inserted block, one end that two l-shaped rods are located remotely from each other is rotatably equipped with inserted link, two cards
The side of bar offers jack, and one end of two inserted links extends through two jacks.
Preferably, it is fixedly mounted on the side inner wall of the groove there are two item is pushed up, the side of two top items is respectively with two
The side of a T-bar is in contact.
Preferably, the side of the inserted block offers elliptical aperture, opens on the elliptical aperture side inner wall close to each other with card hole
Equipped with the same connecting hole, two kelly one end close to each other are fixedly installed with push rod, two push rods it is close to each other one
Side is fixedly installed with the same spring, and one end of two push rods all extends in elliptical aperture.
Preferably, two push-pull rods are movably installed in the elliptical aperture, one end that two push-pull rods are located remotely from each other is prolonged
It extends to outside elliptical aperture, the side of two push rods offers through-hole, and two push-pull rod one end close to each other extend through two
Through-hole is simultaneously fixedly installed with block.
Preferably, annular is opened up there are two fastening groove on the inner wall of the elliptical aperture, and the two sides of push-pull rod are fixedly mounted
There is stop block, the side that two stop blocks are located remotely from each other all extends in fastening groove.
Preferably, the side of the movable block offers movable span, and movable span is run through in one end of driven rod.
Preferably, the threaded rod is fixedly installed with switch block far from one end of pulling block, and switch block is equipped with anti-skid chequer.
In the present invention, a kind of floor hoisting appliance, by suspender, slide opening, slide bar, snap-gauge, fixed block, threaded hole,
Threaded rod, switch block, pulling block, driven rod, movable block, movable span, hanger, hanger, connecting hole, pull rod, fixed link, telescopic chute, cunning
Slot, sliding block, telescopic rod are used cooperatively, and when needing to adjust the width of suspender, rotation switch block rotates threaded rod, threaded rod
So that threaded rod is mobile, threaded rod is mobile to drive two movable blocks mobile by two pull rods for the rotation in threaded hole, two
Movable block is mobile to drive two driven rods to be located remotely from each other, so that the two sides of suspender are located remotely from each other, the two sides of suspender are mutually remote
From making telescopic rod band movable slider mobile, pass through suspender, groove, inserted block, card hole, kelly, card slot, bull stick, T-bar, top item, L
Type bar, connecting rod, inserted link, jack, push rod, elliptical aperture, through-hole, push-pull rod, stop block, fastening groove, block are used cooperatively, and will be hung
Frame injects in the groove of corresponding position, so that top item heads on T-bar rotation, T-bar rotation drives bar rotation, and bull stick is in inserted block
Side on rotate, while T-bar rotation drive link rotatable, link rotatable drive l-shaped rod rotation, l-shaped rod rotation drive insert
Bar moves in jack, so that one end of kelly is injected in card slot, and spring stress is stretched, at this point, rotation push-and-pull
Bar, so that two stop blocks are rotated into fastening groove, two kellies are close to each other still under the action of the convergent force of spring
It is blocked by two baffles, that is, may make hanger to be fixed on desired position；
The present invention utilizes the characteristic of pulley, and multiple suspension centres are arranged on same root rope, ensure that the uniform stressed of suspension centre, also increase
Suspension centre is added, has effectively prevent cracking, while the width of suspender can be adjusted according to the width of floor, and the position of hanger
Also adjustable, make it possible to sling various sizes of floor, increase the versatility of suspender, meets the demand of people.
Detailed description of the invention:
Fig. 1 is a kind of structural schematic diagram of floor hoisting appliance proposed by the present invention；
Fig. 2 is a kind of overlooking structure diagram of floor hoisting appliance proposed by the present invention；
Fig. 3 is a kind of structural schematic diagram that the suspender of floor hoisting appliance is connect with hanger proposed by the present invention；
Fig. 4 is the structural schematic diagram of part B in a kind of Fig. 3 of floor hoisting appliance proposed by the present invention；
Fig. 5 is the structural schematic diagram of the part B1 in a kind of Fig. 4 of floor hoisting appliance proposed by the present invention.
In figure: 1 suspender, 2 slide openings, 3 slide bars, 4 snap-gauges, 5 fixed blocks, 6 threaded holes, 7 threaded rods, 8 switch blocks, 9 pulling blocks, 10 bands
Lever, 11 movable blocks, 12 movable spans, 13 hangers, 14 hangers, 15 connecting holes, 16 pull rods, 17 fixed links, 18 telescopic chutes, 19 are slided
Slot, 20 sliding blocks, 21 telescopic rods, 22 grooves, 23 inserted blocks, 24 card holes, 25 kellies, 26 card slots, 27 bull sticks, 28T type bar, 29 top items,
30L type bar, 31 connecting rods, 32 inserted links, 33 jacks, 34 push rods, 35 elliptical apertures, 36 through-holes, 37 push-pull rods, 38 stop blocks, 39 lockings
Slot, 40 blocks.
Specific embodiment:
Such as attached drawing 1~5, a kind of floor hoisting appliance, including suspender 1, the top side of suspender 1 are fixedly installed with multiple hangers
13, the bottom side of suspender 1 is movably installed with multiple hangers 14, offers slide opening 2 on the two sides inner wall of suspender 1, in two slide openings 2
It is movably installed with slide bar 3, the both ends of slide bar 3 all extend to outside slide opening 2, the fixed peace in one end that two slide bars 3 are located remotely from each other
Equipped with snap-gauge 4, two one end close to each other of slide bar 3 are fixedly installed with the same fixed block 5, and the side of fixed block 5 offers
Threaded hole 6 is movably installed with threaded rod 7 in threaded hole 6, and the both ends of threaded rod 7 all extend to outside threaded hole 6, the two sides of suspender 1
It is rotatably equipped with driven rod 10 on inner wall, two one end close to each other of driven rod 10 are rotatably equipped with the same pulling block 9, and two
Equal movable sleeve is connected to movable block 11 on a driven rod 10, and the side of two movable blocks 11 is rotatably equipped with pull rod 16, two drawings
The one end close to each other of bar 16 is rotatably installed on the side of fixed block 5, is fixedly installed with fixation on the side inner wall of suspender 1
Bar 17, one end of fixed link 17 offer telescopic chute 18, and sliding slot 19, two sliding slots are offered on the two sides inner wall of telescopic chute 18
The same sliding block 20 is slidably fitted in 19, the side of sliding block 20 is fixedly installed with telescopic rod 21, and one end of telescopic rod 21 is fixed
It is mounted on the corresponding other side inner wall of suspender 1, the quantity of hanger 13 is four, and middle part is equipped with pulley, two rope difference
Both ends are fixed, and pass through pulley, and suspension hook is arranged in the position among pulley, when needing to adjust the width of suspender 1, rotate switch block 8
So that threaded rod 7 rotates, threaded rod 7 rotates in threaded hole 6 so that threaded rod 7 is mobile, and threaded rod 7 is mobile to pass through two
Pull rod 16 drives two movable blocks 11 mobile, and two movable blocks 11 are mobile to drive two driven rods 10 to be located remotely from each other, so that hanging
The two sides of tool 1 are located remotely from each other, and the two sides of suspender 1 are located remotely from each other so that telescopic rod 21 is mobile with movable slider 20, needed for being adjusted to
When width, stop operating threaded rod 7.
The bottom side of suspender 1 opens up fluted 22, and inserted block 23 is movably installed in groove 22, and the side of inserted block 23 extends to recessed
Slot 22 is outer and is fixedly mounted on the side of hanger 14, and rope, two ropes are movably installed on two adjacent hangers 14
On be socketed with the same pulley, the bottom side of pulley is fixedly installed with hook, and the side of inserted block 23 offers card hole 24, in card hole 24
Two kellies 25 are movably installed with, equal equidistant intervals offers multiple card slots 26, two cards on the two sides inner wall of groove 22
One end that bar 25 is located remotely from each other extends respectively in two card slots 26, and the rotational installation of the top side of inserted block 23 is there are two bull stick 27, and two
The side of a bull stick 27 is rotatably equipped with T-bar 28, and the side of two T-bars 28 is rotatably equipped with connecting rod 31, two companies
The side of bar 31 is rotatably equipped with l-shaped rod 30, and one end of two l-shaped rods 30 is rotatably installed on the side of inserted block 23, and two
One end that a l-shaped rod 30 is located remotely from each other is rotatably equipped with inserted link 32, and the side of two kellies 25 offers jack 33, and two
One end of inserted link 32 extends through two jacks 33, is fixedly mounted on the side inner wall of groove 22 there are two item 29 is pushed up, two are pushed up
The side of item 29 is in contact with the side of two T-bars 28 respectively, and the side of inserted block 23 offers elliptical aperture 35, elliptical aperture 35 with
The same connecting hole 15 is offered on the side inner wall close to each other of card hole 24, two kellies 25 one end close to each other is fixed
Push rod 34 is installed, two sides close to each other of push rod 34 are fixedly installed with the same spring, and one end of two push rods 34 is equal
It extends in elliptical aperture 35, two push-pull rods 37, one end that two push-pull rods 37 are located remotely from each other is movably installed in elliptical aperture 35
It all extends to outside elliptical aperture 35, the side of two push rods 34 offers through-hole 36, two push-pull rods 37 one end close to each other
It extends through two through-holes 36 and is fixedly installed with block 40, annular is opened up there are two fastening groove on the inner wall of elliptical aperture 35
39, the two sides of push-pull rod 37 are fixedly installed with stop block 38, and the side that two stop blocks 38 are located remotely from each other all extends to locking
In slot 39, the side of movable block 11 offers movable span 12, and movable span 12 is run through in one end of driven rod 10, and threaded rod 7 is far from drawing
One end of block 9 is fixedly installed with switch block 8, and switch block 8 is equipped with anti-skid chequer and will hang at this time when needing to adjust the position of hanger 14
Frame 14 injects in the groove 22 of corresponding position, so that top item 29 heads on the rotation of T-bar 28, the rotation of T-bar 28 drives 27 turns of bull stick
Dynamic, bull stick 27 rotates on the side of inserted block 23, while the rotation of T-bar 28 drives connecting rod 31 to rotate, and the rotation of connecting rod 31 drives L-type
Bar 30 rotates, and the rotation of l-shaped rod 30 drives inserted link 32 to move in jack 33, so that card slot 26 is injected in one end of kelly 25
It is interior, and spring stress is stretched, at this point, rotation push-pull rod 37, so that two stop blocks 38 are rotated into fastening groove 39,
Two kellies 25 are close to each other but blocked by two baffles 40 under the action of the convergent force of spring, that is, may make that hanger 14 is fixed
On desired position.
The quantity of hanger 13 of the present invention is four, and middle part is equipped with pulley, and two ropes are fixed at both ends respectively, and passes through and slide
It takes turns, suspension hook is arranged in the position among pulley, and when needing to adjust the width of suspender 1, rotation switch block 8 rotates threaded rod 7, spiral shell
Rasp bar 7 rotates in threaded hole 6 so that threaded rod 7 is mobile, and threaded rod 7 is mobile to drive two activities by two pull rods 16
Block 11 is mobile, and two movable blocks 11 are mobile to drive two driven rods 10 to be located remotely from each other, so that the two sides of suspender 1 are located remotely from each other,
The two sides of suspender 1 are located remotely from each other so that telescopic rod 21 is mobile with movable slider 20, and when being adjusted to required width, stop operating screw thread
Bar 7 injects hanger 14 in the groove 22 of corresponding position at this time when needing to adjust the position of hanger 14, so that top item 29 pushes up
T-bar 28 rotate, T-bar 28 rotation drive bull stick 27 rotate, bull stick 27 rotates on the side of inserted block 23, while T-bar
28 rotations drive connecting rod 31 to rotate, and the rotation of connecting rod 31 drives l-shaped rod 30 to rotate, and the rotation of l-shaped rod 30 drives inserted link 32 in jack 33
Interior movement so that one end of kelly 25 is injected in card slot 26, and stretches spring stress, at this point, rotation push-pull rod 37,
So that two stop blocks 38 are rotated into fastening groove 39, under the action of the convergent force of spring two kellies 25 it is close to each other but
It is to be blocked by two baffles 40, that is, hanger 14 may make to be fixed on desired position.
Claims (10)
1. a kind of floor hoisting appliance, including suspender (1), which is characterized in that the top side of the suspender (1) is fixedly installed with multiple
Hanger (13), the bottom side of suspender (1) are movably installed with multiple hangers (14), are offered on the two sides inner wall of the suspender (1)
Slide opening (2), two slide openings (2) are interior to be movably installed with slide bar (3), and the both ends of slide bar (3) all extend to slide opening (2) outside, and two
One end that slide bar (3) is located remotely from each other is fixedly installed with snap-gauge (4), and two slide bar (3) one end close to each other are fixedly installed with
The same fixed block (5), the side of fixed block (5) offer threaded hole (6), are movably installed with threaded rod in threaded hole (6)
(7), the both ends of threaded rod (7) all extend to threaded hole (6) outside, are rotatably equipped with band on the two sides inner wall of the suspender (1)
Lever (10), two driven rod (10) one end close to each other are rotatably equipped with the same pulling block (9), on two driven rods (10)
Equal movable sleeve is connected to movable block (11), and the side of two movable blocks (11) is rotatably equipped with pull rod (16), two pull rods (16)
One end close to each other is rotatably installed on the side of fixed block (5), is fixedly installed on the side inner wall of the suspender (1)
Fixed link (17), one end of fixed link (17) offer telescopic chute (18), offer cunning on the two sides inner wall of telescopic chute (18)
Slot (19), two sliding slots (19) are interior to be slidably fitted with the same sliding block (20), and the side of sliding block (20) is fixedly installed with telescopic rod
(21), one end of telescopic rod (21) is fixedly mounted on the corresponding other side inner wall of suspender (1).
2. a kind of floor hoisting appliance according to claim 1, which is characterized in that the bottom side of the suspender (1) offers
Groove (22), groove (22) is interior to be movably installed with inserted block (23), and the side of inserted block (23) extends to groove (22) outside and fixed peace
On the side of hanger (14), it is movably installed with rope on two adjacent hangers (14), is socketed on two ropes same
One pulley, the bottom side of pulley are fixedly installed with hook.
3. a kind of floor hoisting appliance according to claim 2, which is characterized in that the side of the inserted block (23) offers
Card hole (24), card hole (24) is interior to be movably installed with two kellies (25), equal equidistant intervals on the two sides inner wall of groove (22)
It offers multiple card slots (26), one end that two kellies (25) are located remotely from each other extends respectively in two card slots (26).
4. a kind of floor hoisting appliance according to claim 2, which is characterized in that the top side of the inserted block (23) rotates peace
There are two bull stick (27), the sides of two bull sticks (27) to be rotatably equipped with T-bar (28) for dress, the side of two T-bars (28)
It is rotatably equipped with connecting rod (31), the side of two connecting rods (31) is rotatably equipped with l-shaped rod (30), two l-shaped rods (30)
One end is rotatably installed on the side of inserted block (23), and one end that two l-shaped rods (30) are located remotely from each other is rotatably equipped with inserted link
(32), the side of two kellies (25) offers jack (33), and one end of two inserted links (32) extends through two jacks
(33)。
5. a kind of floor hoisting appliance according to claim 2, which is characterized in that on the side inner wall of the groove (22)
It is fixedly mounted there are two item (29) are pushed up, the side of two tops item (29) is in contact with the side of two T-bars (28) respectively.
6. a kind of floor hoisting appliance according to claim 2, which is characterized in that the side of the inserted block (23) offers
It is offered the same connecting hole (15) on elliptical aperture (35), elliptical aperture (35) and card hole (24) side inner wall close to each other, two
A kelly (25) one end close to each other is fixedly installed with push rod (34), the fixed peace in two push rods (34) side close to each other
Equipped with the same spring, one end of two push rods (34) is all extended in elliptical aperture (35).
7. a kind of floor hoisting appliance according to claim 6, which is characterized in that activity installation in the elliptical aperture (35)
There are two push-pull rod (37), one end that two push-pull rods (37) are located remotely from each other all extends to elliptical aperture (35) outside, two push rods
(34) side offers through-hole (36), and two push-pull rod (37) one end close to each other extend through two through-holes (36) simultaneously
It is fixedly installed with block (40).
8. a kind of floor hoisting appliance according to claim 6, which is characterized in that ring on the inner wall of the elliptical aperture (35)
Shape is opened up there are two fastening groove (39), and the two sides of push-pull rod (37) are fixedly installed with stop block (38), two stop blocks (38)
The side being located remotely from each other all extends in fastening groove (39).
9. a kind of floor hoisting appliance according to claim 1, which is characterized in that the side of the movable block (11) opens up
Have movable span (12), movable span (12) are run through in one end of driven rod (10).
10. a kind of floor hoisting appliance according to claim 1, which is characterized in that the threaded rod (7) is far from pulling block
(9) one end is fixedly installed with switch block (8), and switch block (8) is equipped with anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442433.5A CN110255363A (en) | 2019-05-25 | 2019-05-25 | A kind of floor hoisting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442433.5A CN110255363A (en) | 2019-05-25 | 2019-05-25 | A kind of floor hoisting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110255363A true CN110255363A (en) | 2019-09-20 |
Family
ID=67915403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910442433.5A Pending CN110255363A (en) | 2019-05-25 | 2019-05-25 | A kind of floor hoisting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110255363A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9145285B1 (en) * | 2015-01-08 | 2015-09-29 | Finfrock Industries, Inc. | Panel lifting apparatus and process |
| CN205170161U (en) * | 2015-11-20 | 2016-04-20 | 浙江大学城市学院 | Precast beam board framework of steel reinforcement hoist |
| CN208561453U (en) * | 2018-07-26 | 2019-03-01 | 马鞍山华亿工程技术有限公司 | A kind of lifting clamping device suitable for different size prefabricated board |
| CN109625596A (en) * | 2019-01-30 | 2019-04-16 | 湖南建工五建建筑工业化有限公司 | Prefabricated stacking floor stores pallet and its mating suspender |
-
2019
- 2019-05-25 CN CN201910442433.5A patent/CN110255363A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9145285B1 (en) * | 2015-01-08 | 2015-09-29 | Finfrock Industries, Inc. | Panel lifting apparatus and process |
| CN205170161U (en) * | 2015-11-20 | 2016-04-20 | 浙江大学城市学院 | Precast beam board framework of steel reinforcement hoist |
| CN208561453U (en) * | 2018-07-26 | 2019-03-01 | 马鞍山华亿工程技术有限公司 | A kind of lifting clamping device suitable for different size prefabricated board |
| CN109625596A (en) * | 2019-01-30 | 2019-04-16 | 湖南建工五建建筑工业化有限公司 | Prefabricated stacking floor stores pallet and its mating suspender |
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Effective date of abandoning: 20210122 |