CN108217515A - Bridge construction machinery quick-lift attachreactor - Google Patents
Bridge construction machinery quick-lift attachreactor Download PDFInfo
- Publication number
- CN108217515A CN108217515A CN201711474377.0A CN201711474377A CN108217515A CN 108217515 A CN108217515 A CN 108217515A CN 201711474377 A CN201711474377 A CN 201711474377A CN 108217515 A CN108217515 A CN 108217515A
- Authority
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- China
- Prior art keywords
- plate
- baffle plate
- protective baffle
- fixed
- lifting
- 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
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
-
- 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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
-
- 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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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The present invention relates to bridge construction machinery quick-lift attachreactors, including firm banking, rack shaft and steel wire rope, the firm banking is welded as a whole with protection post, and the top of protection post is fixed with movable pulley, fixed seat and lifting device are welded with successively from top to bottom on the outer wall of the protection post, and placement plate is provided between protection post, the top of the rack shaft passes through fixed seat, and rack shaft is connect with fixed seat bearing, the both ends of the placement plate are an integral structure with lifting plate, and through there is slide post inside lifting plate, the bottom end of the slide post is welded on firm banking, the top of the steel wire rope is fixedly connected around movable pulley with lifting plate.The bridge construction machinery quick-lift attachreactor is provided with interior protective baffle plate and outer protective baffle plate, in this way when generation lifting rope fracture, when the tool of promotion is quickly fallen, tool can be by enclosing between interior protective baffle plate, outer protective baffle plate and protection post, it will not pop up to the external world and injure operating personnel by a crashing object, it is safe.
Description
Technical field
The present invention relates to technical field of bridge construction, more particularly to bridge construction machinery quick-lift attachreactor.
Background technology
In bridge construction process, it usually needs working tool is lifted into eminence, it is existing to carry out eminence construction
Some lifting devices do not have safeguard measure, and when lifting rope is broken, the tool quickly fallen may pound the operating personnel of lower section
Wound, there are security risk, while tool is directly fallen on ground, is easily damaged, and reduces working efficiency, and practicability is not strong, mirror
In above defect in the prior art, it is necessary to be further improved, make it more for practicability, can just meet reality
Service condition.
Invention content
For the above situation, the technical problem to be solved in the present invention is to provide a kind of bridge construction machinery fast lifting dresses
It puts, it is therefore intended that solving existing lifting device does not have safeguard measure, and when lifting rope is broken, the tool quickly fallen may incite somebody to action
The operating personnel of lower section injure by a crashing object, and there are security risk, while tool is directly fallen on ground, is easily damaged, and reduce work effect
The problem of rate, practicability is not strong.
Its technical solution is：Bridge construction machinery quick-lift attachreactor, including firm banking, rack shaft and steel wire rope, institute
State firm banking to be welded as a whole with protection post, and the top of protection post is fixed with movable pulley, on the outer wall of the protection post from
Top to bottm is welded with fixed seat and lifting device successively, and placement plate is provided between protection post, and the top of the rack shaft is worn
Fixed seat is crossed, and rack shaft is connect with fixed seat bearing, both ends and the lifting plate of the placement plate are an integral structure, and are promoted
Through there is slide post, the bottom end of the slide post is welded on firm banking intralamellar part, and the top of the steel wire rope is slided around dynamic
Wheel is fixedly connected with lifting plate.
In one embodiment, the protection post is in convex structure, and it is symmetrical arranged about firm banking, while 2
Spacing between protection post both ends is more than the width of placement plate.
In one embodiment, the protection post includes interior protective baffle plate, outer protective baffle plate, slides rail and sliding groove, and
It is offered inside protection post consistent with interior protective baffle plate and outer protective baffle plate shape and for interior protective baffle plate and outer protective baffle plate
The open slot of rotation, while interior protective baffle plate and outer protective baffle plate are located at the inside of the open slot, the interior protective baffle plate and outer
The outer wall of protective baffle plate is provided with the slip rail being adapted with sliding groove, and sliding groove is opened on the cell wall of the open slot, together
When slide rail be located in sliding groove.
In one embodiment, the placement plate includes movable plate, shaft, transmission gear, the first driving rack, lifting gear
Plate, open slot, sliding bar, lifting seat and elastic spring, and open slot is offered in placement plate, while placement plate bottom end is fixed with
Lifting seat, the movable plate is fixed on by shaft in placement plate, and transmission gear is provided in shaft, the transmission gear and
Adjustable end stop is respectively positioned in open slot, and adjustable end stop on be welded with the first driving rack, while the first driving rack is with passing
Moving gear is meshed, and the adjustable end stop both sides are run through at equal intervals has sliding bar, and sliding bar bottom end is worn inside lifting seat
It crosses, the top of the sliding bar is concordant with adjustable end stop top, and is cased with elastic spring between sliding bar bottom end and lifting seat.
In the above-described embodiments, the cross section of the adjustable end stop and open slot is into " Qian " shape structure, and adjustable end stop
Both ends be mutually perpendicular to movable plate.
In one embodiment, the lifting device include motor, worm screw, fixed link, turbine, fixed pulley, locating rod,
Second driving rack, connecting plate and threaded rod, the motor is fixedly connected with worm screw, and worm screw is meshed with turbine, simultaneously
Turbine is fixed in fixed link, and the both ends of the fixed link are fixed with fixed pulley, and the both ends of fixed link and lifting device is interior
Wall is flexibly connected, and the fixed pulley is fixedly connected with the bottom end of steel wire rope, and the locating rod bottom end is welded on lifting device, and
The top of locating rod extends to the inside of the second driving rack, while the second driving rack is meshed with turbine, and described second passes
Carry-over bar is connected with screw rod by connecting plate.
In the above-described embodiments, the fixed pulley and the opening-like knot in lifting device surface on the second driving rack top
Structure.
In the above-described embodiments, the rack shaft is hollow structure, and top extends to interior protective baffle plate and outer anti-guard block
Between plate, and interior protective baffle plate and outer protective baffle plate inner wall surface are meshed for spline-simulating and with rack shaft simultaneously, same to hour rack
The inner wall of axis offers the screw thread to match with screw rod, and the bottom end of screw rod extends to the inside of rack shaft.
The beneficial effects of the invention are as follows：The bridge construction machinery quick-lift attachreactor is provided with interior protective baffle plate and outer protection
Baffle, when carrying out hoisting tool, interior protective baffle plate and outer protective baffle plate can start to rotate, and the opening between protection post is given
It shelters from, in this way when lifting rope fracture occurs, when the tool of promotion is quickly fallen, tool can be by enclosing in interior protective baffle plate, outer anti-
Between guard and protection post, it will not pop up to the external world and injure operating personnel by a crashing object, it is safe, while the bottom end of lifting plate is set
Adjustable end stop is equipped with, cooperation movable plate can put tool link on the spot, and tool is fallen on ground, will not fall off lifting plate, in this way
Tool is when falling on ground, under the action of elastic spring, has good buffering effect, so as to largely reduce
The possibility of tool damage, it is highly practical.
Description of the drawings
Fig. 1 is the positive structure diagram in the present invention；
Fig. 2 is the placement plate overlooking the structure diagram in the present invention；
Fig. 3 is the placement plate positive structure diagram in the present invention；
Fig. 4 is the lifting device internal structure enlarged diagram in the present invention；
Fig. 5 is Fig. 1 overlooking the structure diagrams in the present invention；
Fig. 6 is rack shaft and threaded rod partial structural diagram in the present invention；
Fig. 7 is A point enlarged structure schematic diagrams in Fig. 5 in the present invention；
Fig. 8 is interior protective baffle plate and outer protective baffle plate partial elevational structure diagram in the present invention.
Specific embodiment
Below with reference to the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
It will be recognized by those of ordinary skill in the art that the orientation term such as " upper end ", " lower end ", " outer ", " interior " is needle
For the description term of attached drawing, it is not offered as the limitation of the protection domain limited the claim.
Referring to Fig. 1, as shown in embodiment in attached drawing, bridge construction machinery quick-lift attachreactor, including protection post 2, protection
Column 2 be in convex structure, and its about firm banking 1 be symmetrical arranged, while the spacing between 22 both ends of protection post be more than put
The width of plate 5 is put, tool is promoted by 2 lifting devices 8 in this way, can realize the purpose of fast lifting, while steady
It is qualitative good, while the design of the distance between protection post 2 is convenient for people's place tool.
Referring to Fig. 1, Fig. 5, as shown in embodiment in attached drawing, firm banking 1 is welded as a whole with protection post 2, and protection post 2
Top be fixed with movable pulley 10, be welded with fixed seat 3 and lifting device 8 on the outer wall of protection post 2 successively from top to bottom, and anti-
Placement plate 5 is provided between guard post 2, the top of rack shaft 4 passes through fixed seat 3, and rack shaft 4 is connect with 3 bearing of fixed seat, is put
The both ends and lifting plate 6 for putting plate 5 are an integral structure, and 6 inside of lifting plate, through there is slide post 7, the bottom end of slide post 7 is welded
In on firm banking 1, the top of steel wire rope 9 is fixedly connected around movable pulley 10 with lifting plate 6, under the action of movable pulley 10,
Lifting device 8 can be by driving steel wire rope 9 that lifting plate 6 is pulled to be moved up along slide post 7, so as to fulfill placement plate is driven
5 move up, and so as to fulfill by the purpose of 5 hoisting tool of placement plate, are moved up so as to fulfill placement 5 is driven.
Referring to Fig. 2, Fig. 3, as shown in embodiment in attached drawing, placement plate 5 includes movable plate 501, shaft 502, driving cog
The 503, first driving rack 504, adjustable end stop 505, open slot 506, sliding bar 507, lifting seat 508 and elastic spring 509 are taken turns,
And open slot 506 being offered in placement plate 5, while 5 bottom end of placement plate is fixed with lifting seat 508, movable plate 501 passes through shaft
502 are fixed in placement plate 5, and transmission gear 503 is provided in shaft 502,505 equal position of transmission gear 503 and adjustable end stop
In in open slot 506, and adjustable end stop 505 on be welded with the first driving rack 504, while the first driving rack 504 is with passing
Moving gear 503 is meshed, and 505 both sides of adjustable end stop are at equal intervals through there is a sliding bar 507, and 507 bottom end of sliding bar is from lifting
508 inside of seat passes through, and the top of sliding bar 507 is concordant with 505 top of adjustable end stop, and 507 bottom end of sliding bar and lifting seat 508
Between be cased with elastic spring 509, when placement plate 5 place good tool after, rotate movable plate 501, movable plate 501 rotate while
It is rotated counterclockwise with nutating gear 503 by shaft 502, is risen so as to which transmission gear 503 is driven by the first driving rack 504
Downshift plate 505 rises, and so as to which tool enclosing is lived, while is fallen on ground when placement plate 5 occurs, in adjustable end stop
505 and movable plate 501 under the action of, can prevent tool from coming off placement plate 5, while the sliding bar 507 on adjustable end stop 505 is suitable
It lifting seat 508 to move up, and elastic spring 509 is squeezed, the reaction force that such elastic spring 509 generates can be with
The active force generated on ground is fallen to placement plate 5 into row buffering, the effect of damping is formed, is effectively protected placement plate 5
On tool, highly practical, the length of sliding bar 507 setting so that adjustable end stop 505 will not fall off slip in uphill process
Bar 507, such sliding bar 507 can be moved freely in adjustable end stop 505, ensure that damping effect, compact overall structure, fortune
Row is reasonable.
In the above-described embodiments, the cross section of adjustable end stop 505 and open slot 506 is into " Qian " shape structure, and lifts gear
The both ends of plate 505 are mutually perpendicular to movable plate 501, and in this way after movable plate 501 is overturn to 90 °, cooperation adjustable end stop 505 can be with
Rectangular box is combined, can adequately be protected the tool in placement plate 5, using effect is good.
Referring to Fig. 4, Fig. 5, Fig. 6, as shown in embodiment in attached drawing, lifting device 8 include motor 801, worm screw 802,
Fixed link 803, turbine 804, fixed pulley 805, locating rod 806, the second driving rack 807, connecting plate 808 and threaded rod 809, electricity
Motivation 801 is fixedly connected with worm screw 802, and worm screw 802 is meshed with turbine 804, while turbine 804 is fixed on fixed link 803
On, the both ends of fixed link 803 are fixed with fixed pulley 805, and the both ends of fixed link 803 are flexibly connected with the inner wall of lifting device 8,
Fixed pulley 805 is fixedly connected with the bottom end of steel wire rope 9, and 806 bottom end of locating rod is welded on lifting device 8, and locating rod 806
Top extends to the inside of the second driving rack 807, while the second driving rack 807 is meshed with turbine 804, the second driving cog
Item 807 is connected with screw rod 809 by connecting plate 808, and motor 801 can drive worm screw 802 to rotate, and worm screw 802 drives whirlpool
804 drive fixed link 803 of wheel rotates, and fixed link 803 drives fixed pulley 805 to rotate counterclockwise, so as to start to reel steel wire rope 9,
So as to which placement plate 5 is driven to rise, the purpose of hoisting tool is realized, at the same time, turbine 804 can drive the second driving cog
Item 807 is moved up along locating rod 806, and passes through connecting plate 808 and threaded rod 809 is driven to move up.
Referring to Fig. 7, Fig. 8, as shown in embodiment in attached drawing, protection post 2 includes interior protective baffle plate 201, outer protective baffle plate
202nd, rail 203 and sliding groove 204 are slided, and is offered inside protection post 2 and 202 shape of interior protective baffle plate 201 and outer protective baffle plate
Shape is consistent and for the open slot that interior protective baffle plate 201 and outer protective baffle plate 202 rotate, while interior protective baffle plate 201 and outer anti-
Guard 202 is located at the inside of the open slot, and the outer wall of interior protective baffle plate 201 and outer protective baffle plate 202 is provided with and sliding groove
The 204 slip rails 203 being adapted, and sliding groove 204 is opened on the cell wall of the open slot, while is slided rail 203 and be located at slip
In slot 204, interior protective baffle plate 201 and outer protective baffle plate 202, since protection post 2 is in convex structure, and interior protective baffle plate 201
Interior protective baffle plate 201 and outer protective baffle plate 202 can be can be seen that in this way with outer protective baffle plate 202 in 2 inner rotation of protection post
Shape it is consistent with protection post 2, while sliding groove 204 and slide rail 203 under the action of, interior protective baffle plate 201 and outer protection
Baffle 202 can rotate in the open slot, and it is cylindrical that protection post 2 can be coordinated to combine, and can be fallen in this way when tool
To ground, it will not can everywhere splash by enclosing in the cylinder interior, effectively avoid operating personnel and come to harm, pacify
Quan Xinggao.
In the above-described embodiments, 8 surface of lifting device on 805 and second driving rack of fixed pulley, 807 top is opening-like
Structure, steel wire rope 9 can be fixedly connected to pass through lifting device 8 with fixed pulley 805, so as to fixed pulley 805 can to steel wire rope 9 into
Row folding and unfolding, and then realize the purpose for driving 5 raising and lowering of placement plate, while the second driving rack 807 can be in turbine 804
Under effect, it is freely lifted, it is rational in infrastructure.
In the above-described embodiments, rack shaft 4 is hollow structure, and top extends to interior protective baffle plate 201 and outer anti-guard block
Between plate 202, and interior protective baffle plate 201 and 202 inner wall surface of outer protective baffle plate are nibbled for spline-simulating and with 4 phase of rack shaft simultaneously
It closes, while the inner wall of rack shaft 4 offers the screw thread to match with screw rod 809, the bottom end of screw rod 809 extends to rack shaft
4 inside, threaded rod 809 is during moving down, since threaded rod 809 is mutually revolved with the interior wall body surface face of rack shaft 4
The screw thread of conjunction is axial shape, thus can the downward power of threaded rod 809 be converted into axial power, so that rack
Axis 4 rotates in fixed seat 3, and the rack shaft 4 of rotation can drive interior protective baffle plate 201 and outer protective baffle plate 202 to move, when putting
When putting the rising improving material of plate 5, rack shaft 4 drives interior protective baffle plate 201 and outer protective baffle plate 202 inside protection post 2
It moves out, and combines with protection post 2 cylindrical, play a protective role, when placement plate 5 moves down, rack shaft 4 can band
Protective baffle plate 201 and outer protective baffle plate 202 are retracted to the inside of protection post 2 in dynamic, convenient for people in 5 place tool of placement plate,
It is highly practical.
The beneficial effects of the invention are as follows：The bridge construction machinery quick-lift attachreactor is provided with interior protective baffle plate and outer protection
Baffle, when carrying out hoisting tool, interior protective baffle plate and outer protective baffle plate can start to rotate, and the opening between protection post is given
It shelters from, in this way when lifting rope fracture occurs, when the tool of promotion is quickly fallen, tool can be by enclosing in interior protective baffle plate, outer anti-
Between guard and protection post, it will not pop up to the external world and injure operating personnel by a crashing object, it is safe, while the bottom end of lifting plate is set
Adjustable end stop is equipped with, cooperation movable plate can put tool link on the spot, and tool is fallen on ground, will not fall off lifting plate, in this way
Tool is when falling on ground, under the action of elastic spring, has good buffering effect, so as to largely reduce
The possibility of tool damage, it is highly practical.
The present invention is described in detail above by specific embodiment and embodiment, but these are not composition pair
The limitation of the present invention.Without departing from the principles of the present invention, those skilled in the art can also make many deformations and change
Into these also should be regarded as protection scope of the present invention.
Claims (8)
1. bridge construction machinery quick-lift attachreactor, including firm banking (1), rack shaft (4) and steel wire rope (9), feature exists
In the firm banking (1) is welded as a whole with protection post (2), and the top of protection post (2) is fixed with movable pulley (10), institute
It states and is welded with fixed seat (3) and lifting device (8) on the outer wall of protection post (2) successively from top to bottom, and set between protection post (2)
Placement plate (5) is equipped with, the top of the rack shaft (4) passes through fixed seat (3), and rack shaft (4) connects with fixed seat (3) bearing
It connecing, both ends and the lifting plate (6) of the placement plate (5) are an integral structure, and through there is slide post (7) inside lifting plate (6),
The bottom end of the slide post (7) is welded on firm banking (1), and the top of the steel wire rope (9) bypasses movable pulley (10) with carrying
Lift slab (6) is fixedly connected.
2. bridge construction machinery quick-lift attachreactor according to claim 1, which is characterized in that the protection post (2) is in
Convex structure, and it is symmetrical arranged about firm banking (1), while the spacing between 2 protection post (2) both ends is more than placement
The width of plate (5).
3. bridge construction machinery quick-lift attachreactor according to claim 1, which is characterized in that protection post (2) packet
It included interior protective baffle plate (201), outer protective baffle plate (202), slided rail (203) and sliding groove (204), and protection post (2) is internal
It offers consistent with interior protective baffle plate (201) and outer protective baffle plate (202) shape and for interior protective baffle plate (201) and outer protection
The open slot of baffle (202) rotation, while interior protective baffle plate (201) and outer protective baffle plate (202) be positioned at the inside of the open slot,
The outer wall of the interior protective baffle plate (201) and outer protective baffle plate (202) is provided with the slip rail being adapted with sliding groove (204)
(203), and sliding groove (204) is opened on the cell wall of the open slot, while slides rail (203) in sliding groove (204).
4. bridge construction machinery quick-lift attachreactor according to claim 1, which is characterized in that placement plate (5) packet
Movable plate (501), shaft (502), transmission gear (503), the first driving rack (504), adjustable end stop (505), opening are included
Slot (506), sliding bar (507), lifting seat (508) and elastic spring (509), and offer open slot in placement plate (5)
(506), while placement plate (5) bottom end is fixed with lifting seat (508), and the movable plate (501) is fixed on by shaft (502) puts
It puts on plate (5), and transmission gear (503) is provided in shaft (502), the transmission gear (503) and adjustable end stop (505) are equal
In the open slot (506), and adjustable end stop (505) on be welded with the first driving rack (504), while the first driving rack
(504) it being meshed with transmission gear (503), adjustable end stop (505) both sides are run through at equal intervals sliding bar (507), and
Sliding bar (507) bottom end passes through inside lifting seat (508), top and adjustable end stop (505) top of the sliding bar (507)
Concordantly, and between sliding bar (507) bottom end and lifting seat (508) it is cased with elastic spring (509).
5. bridge construction machinery quick-lift attachreactor according to claim 4, which is characterized in that the adjustable end stop
(505) and the cross section of open slot (506) is into " Qian " shape structure, and the both ends of adjustable end stop (505) and movable plate (501) phase
It is mutually vertical.
6. bridge construction machinery quick-lift attachreactor according to claim 1, which is characterized in that the lifting device (8)
Include motor (801), worm screw (802), fixed link (803), turbine (804), fixed pulley (805), locating rod (806),
Two driving racks (807), connecting plate (808) and threaded rod (809), the motor (801) are fixedly connected with worm screw (802),
And worm screw (802) is meshed with turbine (804), while turbine (804) is fixed in fixed link (803), the fixed link (803)
Both ends be fixed with fixed pulley (805), and the both ends of fixed link (803) are flexibly connected with the inner wall of lifting device (8), it is described fixed
Pulley (805) is fixedly connected with the bottom end of steel wire rope (9), and locating rod (806) bottom end is welded on lifting device (8), and
The top of locating rod (806) extends to the inside of the second driving rack (807), while the second driving rack (807) and turbine
(804) it is meshed, second driving rack (807) is connected with screw rod (809) by connecting plate (808).
7. bridge construction machinery quick-lift attachreactor according to claim 6, which is characterized in that the fixed pulley (805)
With the opening-like structure in lifting device (8) surface on the second driving rack (807) top.
8. the bridge construction machinery quick-lift attachreactor according to claim 3 or 6, which is characterized in that the rack shaft (4)
For hollow structure, top is extended between interior protective baffle plate (201) and outer protective baffle plate (202), and interior protective baffle plate (201)
It for spline-simulating and while is meshed, while the inner wall of rack shaft (4) with rack shaft (4) with outer protective baffle plate (202) inner wall surface
The screw thread to match with screw rod (809) is offered, the bottom end of screw rod (809) extends to the inside of rack shaft (4).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333496.9A CN109132929B (en) | 2017-12-29 | 2017-12-29 | Be used for bridge construction machinery quick hoisting device |
| CN201711474377.0A CN108217515B (en) | 2017-12-29 | 2017-12-29 | Bridge construction machinery quick-lift attachreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711474377.0A CN108217515B (en) | 2017-12-29 | 2017-12-29 | Bridge construction machinery quick-lift attachreactor |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811333496.9A Division CN109132929B (en) | 2017-12-29 | 2017-12-29 | Be used for bridge construction machinery quick hoisting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108217515A true CN108217515A (en) | 2018-06-29 |
| CN108217515B CN108217515B (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811333496.9A Active CN109132929B (en) | 2017-12-29 | 2017-12-29 | Be used for bridge construction machinery quick hoisting device |
| CN201711474377.0A Active CN108217515B (en) | 2017-12-29 | 2017-12-29 | Bridge construction machinery quick-lift attachreactor |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811333496.9A Active CN109132929B (en) | 2017-12-29 | 2017-12-29 | Be used for bridge construction machinery quick hoisting device |
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| CN110745730A (en) * | 2019-11-18 | 2020-02-04 | 缙云旅程机械科技有限公司 | Lifting device with power-off safety locking function |
| CN112661077A (en) * | 2020-12-12 | 2021-04-16 | 安徽师范大学 | High worker civil engineering of security uses engineering material hoisting device |
| CN113666297A (en) * | 2021-08-24 | 2021-11-19 | 东台市良友机械有限公司 | Zero-breakage-rate elevator |
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| CN110155898B (en) * | 2019-06-13 | 2020-09-22 | 皖西学院 | Double dynamical servo hydraulic pressure jacking device with interlocking function |
| CN111717791B (en) * | 2020-06-30 | 2021-05-18 | 霍伟松 | Efficient quick lifting device of instrument for road and bridge construction |
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| CN110182512A (en) * | 2019-05-13 | 2019-08-30 | 盐城品迅智能科技服务有限公司 | A kind of shipment device of lane stacker and picking go out pallet piling up method |
| CN110745730A (en) * | 2019-11-18 | 2020-02-04 | 缙云旅程机械科技有限公司 | Lifting device with power-off safety locking function |
| CN112661077A (en) * | 2020-12-12 | 2021-04-16 | 安徽师范大学 | High worker civil engineering of security uses engineering material hoisting device |
| CN112661077B (en) * | 2020-12-12 | 2022-07-26 | 安徽师范大学 | High worker civil engineering of security uses engineering material hoisting device |
| CN113666297A (en) * | 2021-08-24 | 2021-11-19 | 东台市良友机械有限公司 | Zero-breakage-rate elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108217515B (en) | 2019-01-04 |
| CN109132929A (en) | 2019-01-04 |
| CN109132929B (en) | 2020-10-13 |
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