CN107245935B - Arch tower viaduct - Google Patents
Arch tower viaduct Download PDFInfo
- Publication number
- CN107245935B CN107245935B CN201710623624.2A CN201710623624A CN107245935B CN 107245935 B CN107245935 B CN 107245935B CN 201710623624 A CN201710623624 A CN 201710623624A CN 107245935 B CN107245935 B CN 107245935B
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- Prior art keywords
- bridge
- arch
- arch tower
- main stem
- tower
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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
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of arch tower viaduct, including wearing arterial highway under transverse direction, across main stem bridge on longitudinal direction, be respectively in longitudinal upper across main stem bridge two sides and being connected to two loop ramp bridges between arterial highway and longitudinal upper across main stem bridge are worn under transverse direction, the king-post that is across the arch tower of across main stem bridge two sides on longitudinally and is connected to arch tower with it is longitudinal on suspension cable between across main stem bridge and corresponding loop ramp bridge；Arched framework is equipped in the arch tower and is installed on the sightseeing elevator of arched framework；Arch tower viaduct of the invention, a kind of novel viaduct structural system is formed using arch tower and gradually open surface suspension cable with the ramp bridge for connecting underway to bridge is collapsed on cross grade separation, setting sightseeing elevator, which provides to bow in tower top for tourist, in huge arch tower lookes at the sightseeing platform of whole city, to watch surrounding landscape, with apparent society and economical effects, use function, structure stress, design, the urban landscape of viaduct is enable organically to combine together.
Description
Technical field
The present invention relates to technical field of buildings, and in particular to a kind of arch tower viaduct.
Background technique
Existing urban interchange focuses on communication function more, and structure type is single, sees panorama from the air, has the smooth beautiful curve
Sense, but ordinary person has aesthetic feeling from difficulty in terms of ground or road visual angle.On the other hand, certain places are individually repaired only for urban landscape needs
Huge arch tower has been built as landmark, has not been had substantially using function, there is also safety for the force stability of independent huge arch
Hidden danger is taken up an area expensive.Therefore, it is necessary to it is a kind of integrate using function, structure stress, design, urban landscape it is novel
Viaduct structure.
Summary of the invention
Therefore, the purpose of the present invention is to provide a kind of arch tower viaduct, wear to bridge is collapsed on cross grade separation with connecting down
The ramp bridge of road forms a kind of novel viaduct structural system using arch tower and gradually open surface suspension cable, passes through landscape electricity
Ladder manned can make use function, structure stress, the design, city of viaduct to arch top of tower to watch surrounding landscape
Landscape can organically combine together.
Arch tower viaduct of the invention, including wear arterial highway, longitudinal upper across main stem bridge under transverse direction, be respectively on longitudinally across master
Bridge two sides and being connected to worn under transverse direction arterial highway and it is longitudinal on two loop ramp bridges between across main stem bridge, be across on longitudinal direction
The arch tower of across main stem bridge two sides and be connected to the king-post of arch tower with it is longitudinal on across main stem bridge and corresponding loop ramp bridge
Between suspension cable；Across main stem bridge on arterial highway and longitudinal direction is worn under the transverse direction, and spatially staggered form is arranged；It is set in the arch tower
There is arched framework and is installed on the sightseeing elevator of arched framework；The sightseeing elevator includes frame, carriage and guiding mechanism, institute
It states frame and arched framework is slidably connected to by pulley；The carriage rotates company in horizontal positioned tubbiness and around its own axis
It is connected to frame, the axis of carriage and the section of arched framework are parallel；The guiding mechanism is connected between carriage and arched framework
For keeping carriage to be in normotopia when frame slides, it is equipped with bottom plate in carriage, keeps carriage to be in normotopia and is to maintain carriage
Bottom plate be in level, make to tilt in carriage moving process, tourist can stand firm in carriage, longitudinal upper across main stem bridge cross
It is worn under across transverse direction above arterial highway, it is two-way traffic road that across main stem bridge on arterial highway and longitudinal direction is worn under transverse direction, logical according to right side
The capable one of loop ramp bridge of rule is lower bridge ring road, another loop ramp bridge is upper bridge ring road, loop ramp bridge with
The connected one end in arterial highway is worn under transverse direction close to ground, is supported by roadbed, loop ramp bridge with longitudinally on across main stem bridge be connected one
End is emptied, and arch tower is made of the arched girder of two pier studs and one being connected at the top of two pier studs, and the pier stud of arch tower passes through
Suspension cable is connect with the part of emptying of loop ramp bridge, can save the part roadbed or bridge pier being supported in below loop ramp bridge
Structure, can save the cost, reduce requirement to geographical conditions, alleviate with conflicting between surrounding existed building, be viaduct
Build and provide a great convenience.
Further, the guiding mechanism includes the first sector gear, the second sector gear, gear stand and sliding block；It is described
First sector gear is fixed on cage bottom；Gear stand is articulated with the wheel shaft of the first sector gear and the wheel of the second sector gear
To keep engaging always between the first sector gear and the second sector gear between axis；The sliding block is slidably connected to arch bone
Frame；Second sector gear is by being slidably connected to sliding block perpendicular to the guide rod of arched framework section；The wheel shaft of first sector gear
It is parallel with the axis of carriage with the wheel shaft of the second sector gear；When carriage is mobile with frame, the second sector gear and sliding block are pulled
One piece of movement, sliding block generate overturning when sliding along arched framework, the second sector gear will be driven to rotate, and then drive the first fan
Shape gear and carriage rotation, to keep carriage to be in normotopia, due to the first sector gear during overall operation and the second sector
Relative displacement is generated between gear and arched framework, therefore guide rod will be used to connect between the second sector gear and sliding block, with suitable
It answers the relative position between the second sector gear and arched framework to change, correcting, Non-energy-consumption, Er Qieyun is realized based on mechanical structure
Row is reliable and stable, realizes technical important breakthrough for the elevator run along the curved path for being similar to arch.
Further, the king-post of the arch tower is set to across main stem bridge and the two of respective annular ramp bridge connecting portion on longitudinal
Side, i.e. pier stud, which are set under respective annular ramp bridge and transverse direction, wears in the region that across main stem bridge surrounds on arterial highway and longitudinal direction, makes oblique pull
Rope connect the curved surface suspension cable to be formed and be gradually spread out with the part of emptying of loop ramp bridge, does not block traffic not only but also beautiful,
Each pier stud generates the power transversely worn down and move towards direction in arterial highway under the traction action of suspension cable, and along longitudinal direction on across main stem bridge
Direction stress equalization is moved towards, two pier studs are connected as one by arched girder, and then make transversely to wear the power for moving towards direction in arterial highway down
It offsets, structural stability is good.
Further, the suspension cable connected between the arch tower and respective annular ramp bridge is the curved surface for gradually spreading out arrangement
Suspension cable；I.e. suspension cable along longitudinal direction on across main stem bridge trend be respectively in the two sides of corresponding pier stud, the suspension cable and ring of pier stud side
The part of emptying of shape ramp bridge connects the curved surface suspension cable to be formed and be gradually spread out, across main stem bridge on the suspension cable of the other side and longitudinal direction
The connection of spanning part, can save be supported in part roadbed on longitudinal below across main stem bridge spanning or bridge pier structure and
Across main stem bridge moves towards the stress balance that direction keeps pier stud on longitudinal direction, improves the stability of viaduct.
Further, the arch tower is the reinforced concrete for meeting load needs in arrangement suspension cable and king-post section below
Native box section king-post, the arch tower section more than arrangement suspension cable use steel structure framework outsourcing decorative board structure；For in
Hollow structure can install elevator etc. inside it, create condition for the diversification of bridge structure and function.
Further, suspension cable layout area is corresponded between two king-posts of the arch tower to be connected with for balancing connection ring
The jump stay of the curved surface horizontal component force of stayed cable of shape ramp bridge；By horizontal suspension cable keep two pier studs along longitudinal direction on across main stem
The lateral stressed balance of bridge improves bridge overall structure stability.
Further, the cross section of the arch tower is rectangle, and the medial surface of arch tower is seven color ribbons, outer the three of arch tower
Side is silvery white；The medial surface of arch tower is the opposite face of two king-post sections and the bottom surface of arched girder section, and outer three side is
Three side external surfaces in addition to medial surface；It is not only beautiful but also have the function of eye-catching, there is ground or road visual angle preferably
Aesthetic feeling, integrate using function, urban landscape, unique texture.
Further, further include the setting of the loop ramp bridge other side be connected to transverse direction under wear arterial highway and it is longitudinal on across main stem
Bridge extends the direct-connected ring road between road；The direct-connected ring road is two and is symmetrically respectively in across main stem bridge extension on longitudinal
Both sides of the road are in splayed；Direct-connected ring road and loop ramp bridge, which are respectively under transverse direction, wears arterial highway two sides, according to the rule kept to the right
Then one of them direct-connected ring road is lower bridge ring road, another direct-connected ring road is upper bridge ring road, improves the traffic capacity of viaduct, if
Meter is rationally, current convenient.
The beneficial effects of the present invention are: arch tower viaduct of the invention, wear to bridge is collapsed on cross grade separation with connecting down
The ramp bridge of road forms a kind of novel viaduct structural system using arch tower and gradually open surface suspension cable, passes through landscape electricity
Ladder can be manned to arch top of tower, and setting sightseeing elevator is that tourist provides to bow in tower top and lookes at the view of whole city and put down in huge arch tower
Platform has apparent society and economical effects, makes use function, structure stress, the skill of viaduct to watch surrounding landscape
Art moulding, urban landscape can organically combine together.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In attached drawing, each element or part are not
Centainly drawn according to actual ratio.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is sightseeing elevator structural schematic diagram.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It is as shown in Figure 1, 2: the arch tower viaduct of the present embodiment, including worn under transverse direction arterial highway 1, it is longitudinal on across main stem bridge 2,
It is respectively in across main stem 2 two sides of bridge on longitudinal and is connected to two annulars worn on arterial highway 1 and longitudinal direction between across main stem bridge 2 under transverse direction
Ramp bridge 3, the arch tower 4 for being across longitudinal upper across main stem 2 two sides of bridge and the king-post for being connected to arch tower 4 with longitudinally on across master
Suspension cable 5 between bridge 2 and corresponding loop ramp bridge 3；It is in vertical that across main stem bridge 2 on arterial highway 1 and longitudinal direction is worn under the transverse direction
Body staggered form arrangement；Further include the setting of 3 other side of loop ramp bridge be connected to transverse direction under wear arterial highway 1 and it is longitudinal on across main stem
Bridge 2 extends the direct-connected ring road 9 between road；The direct-connected ring road 9 is two and is symmetrically respectively in across main stem bridge 2 on longitudinal
Extending both sides of the road is in splayed；Direct-connected ring road 9 is respectively under transverse direction with loop ramp bridge 3 wears 1 two sides of arterial highway, logical according to right side
One of them capable regular direct-connected ring road 9 is lower bridge ring road, another direct-connected ring road 9 is upper bridge ring road, improves the logical of viaduct
Row ability, design are rationally, current convenient；It is equipped with arched framework in the arch tower 4 and is installed on the sightseeing electricity of arched framework
Ladder；The sightseeing elevator includes frame 11, carriage 12 and guiding mechanism, and the frame 11 is slidably connected to arch bone by pulley
Frame；The carriage 12 in horizontal positioned tubbiness and is rotationally connected with frame 11, the axis and arch of carriage 12 around its own axis
The section of shape skeleton is parallel；The guiding mechanism is connected between carriage 12 and arched framework for the holding when frame 11 slides
Carriage 12 is in normotopia, and bottom plate is equipped in carriage 12, keeps carriage 12 be in normotopia and be to maintain the bottom plate of carriage 12 and is in water
It is flat, make to tilt in 12 moving process of carriage, tourist can stand firm in carriage 12, and across main stem bridge 2 is across cross on longitudinal direction
1 top of arterial highway is worn downwards, and it is two-way traffic road that across main stem bridge 2 on arterial highway 1 and longitudinal direction is worn under transverse direction, according to what is kept to the right
The one of loop ramp bridge 3 of rule is lower bridge ring road, another loop ramp bridge 3 is upper bridge ring road, loop ramp bridge 3 and cross
The connected one end in arterial highway 1 is worn downwards close to ground, is supported by roadbed, loop ramp bridge 3 with longitudinally on across main stem bridge 2 be connected one
End is emptied, and arch tower 4 is made of the arched girder of two pier studs and one being connected at the top of two pier studs, and the pier stud of arch tower 4 is logical
It crosses suspension cable 5 to connect with the part of emptying of loop ramp bridge 3, the part roadbed for being supported in 3 lower section of loop ramp bridge can be saved
Or bridge pier structure, can save the cost, reduce requirement to geographical conditions, alleviate with conflicting between surrounding existed building, be
Building for viaduct provides a great convenience；The guiding mechanism includes the first sector gear 13, the second sector gear 17, tooth
Wheel support 14 and sliding block 16；First sector gear 13 is fixed on 12 bottom of carriage；Gear stand 14 is articulated with the first sector
Between the wheel shaft of gear 13 and the wheel shaft of the second sector gear 17 with keep the first sector gear 13 and the second sector gear 17 it
Between engage always；The sliding block 16 is slidably connected to arched framework；Second sector gear 17 passes through perpendicular to arched framework section
Guide rod 15 be slidably connected to sliding block 16；The wheel shaft of the wheel shaft of first sector gear 13 and the second sector gear 17 and carriage 12
Axis is parallel；When carriage 12 is mobile with frame 11, the 16 1 pieces of movements of the second sector gear 17 and sliding block are pulled, sliding block 16 is along arch
Overturning is generated when skeleton slides, the second sector gear 17 will be driven to rotate, and then drives the first sector gear 13 and carriage 12
Rotation, to keep carriage 12 be in normotopia, due to the first sector gear 13 during overall operation and the second sector gear 17 and
Relative displacement is generated between arched framework, therefore guide rod 15 will be used to connect between the second sector gear 17 and sliding block 16, with suitable
Answer the relative position between the second sector gear 17 and arched framework to change, based on mechanical structure realize correcting, Non-energy-consumption, and
Stable and reliable operation realizes technical important breakthrough for the elevator run along the curved path for being similar to arch.
In the present embodiment, the king-post of the arch tower 4 is set to across main stem bridge 2 on longitudinal and connect with respective annular ramp bridge 3
The two sides at position, i.e. pier stud are set under respective annular ramp bridge 3 and transverse direction the area for wearing that across main stem bridge 2 surrounds on arterial highway 1 and longitudinal direction
In domain, so that suspension cable 5 is connect the curved surface suspension cable 5 to be formed and be gradually spread out with the part of emptying of loop ramp bridge 3, do not interfere not only
Traffic and beauty, each pier stud generate the power transversely worn down and move towards direction in arterial highway 1 under the traction action of suspension cable 5, and
Across main stem bridge 2 moves towards direction stress equalization on along longitudinal direction, and two pier studs are connected as one by arched girder, and then makes transversely to wear down
The power that direction is moved towards in arterial highway 1 is offset, and structural stability is good；The oblique pull connected between the arch tower 4 and respective annular ramp bridge 3
Rope 5 is the curved surface suspension cable 5 for gradually spreading out arrangement；I.e. suspension cable 5 along longitudinal direction on across main stem bridge 2 trend be respectively in corresponding pier stud
Two sides, the suspension cable 5 of pier stud side connect the curved surface suspension cable 5 to be formed and be gradually spread out with the part of emptying of loop ramp bridge 3, separately
The suspension cable 5 of side is connect with the spanning part of across main stem bridge 2 on longitudinal direction, can be saved and is supported in across main stem bridge Bridge 2 on longitudinal
Part roadbed or bridge pier structure across lower section and in the longitudinal direction across main stem bridge 2 move towards the stress balance that direction keeps pier stud, mention
The stability of high viaduct；The arch tower 4 is the steel for meeting load needs in arrangement suspension cable 5 and king-post section 6 below
Reinforced concrete box section king-post uses steel structure framework outsourcing decorative panel knot in the arch tower section 7 of 5 or more suspension cable of arrangement
Structure；For hollow structure, elevator etc. can be installed inside it, be created condition for the diversification of bridge structure and function；The arch
5 layout area of suspension cable is corresponded between two king-posts of shape tower 4 to be connected with for balancing the curved surface oblique pull for connecting annular ramp bridge 3
The jump stay 8 of 5 horizontal component of rope；It keeps two pier studs upper across main stem bridge 2 is lateral stressed along longitudinal direction to put down by horizontal suspension cable 5
Weighing apparatus improves bridge overall structure stability.
In the present embodiment, the cross section of the arch tower 4 is rectangle, and the medial surface of arch tower 4 is seven color ribbons 10, arch
Outer three side of tower 4 is silvery white；The medial surface of arch tower 4 be two king-post sections 6 opposite face and arched girder section bottom surface,
Outer three side is three side external surfaces in addition to medial surface；It is not only beautiful but also have the function of eye-catching, make ground or road view
Angle has preferable aesthetic feeling, integrates using function, urban landscape, unique texture.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (7)
1. a kind of arch tower viaduct, it is characterised in that: including worn under transverse direction arterial highway, it is longitudinal on across main stem bridge, be respectively in longitudinal direction
On across main stem bridge two sides and being connected to worn under transverse direction arterial highway and it is longitudinal on two loop ramp bridges between across main stem bridge, be across
The arch tower of across main stem bridge two sides and the king-post of arch tower and longitudinal upper across main stem bridge and corresponding annular are connected on longitudinal direction
Suspension cable between ramp bridge；Across main stem bridge on arterial highway and longitudinal direction is worn under the transverse direction, and spatially staggered form is arranged；The arch
Arched framework is equipped in tower and is installed on the sightseeing elevator of arched framework；The sightseeing elevator includes frame, carriage and correcting
Mechanism, the frame are slidably connected to arched framework by pulley；The carriage is in horizontal positioned tubbiness and around its own axis
Line is rotationally connected with frame, and the axis of carriage and the section of arched framework are parallel；The guiding mechanism is connected to carriage and arch
For keeping carriage to be in normotopia in frame sliding between skeleton；The guiding mechanism includes the first sector gear, the second fan
Shape gear, gear stand and sliding block；First sector gear is fixed on cage bottom；Gear stand is articulated with the first sector
To keep engaging always between the first sector gear and the second sector gear between the wheel shaft of wheel and the wheel shaft of the second sector gear；
The sliding block is slidably connected to arched framework；Second sector gear perpendicular to the guide rod of arched framework section by being slidably connected to
Sliding block；The wheel shaft of the wheel shaft of first sector gear and the second sector gear is parallel with the axis of carriage.
2. arch tower viaduct according to claim 1, it is characterised in that: the king-post of the arch tower be set on longitudinal across
The two sides of main stem bridge and respective annular ramp bridge connecting portion.
3. arch tower viaduct according to claim 1, it is characterised in that: the arch tower and respective annular ramp bridge it
Between the suspension cable that connects be the curved surface suspension cable for gradually spreading out arrangement.
4. arch tower viaduct according to claim 1, it is characterised in that: the arch tower is in arrangement suspension cable and following
King-post section be meet load needs Reinforced Concrete Box Sections king-post, arrangement suspension cable more than arch tower section
Using steel structure framework outsourcing decorative board structure.
5. arch tower viaduct according to claim 1, it is characterised in that: corresponding between two king-posts of the arch tower
Suspension cable layout area is connected with the jump stay for balancing the curved surface horizontal component force of stayed cable for connecting annular ramp bridge.
6. arch tower viaduct according to claim 1, it is characterised in that: the cross section of the arch tower is rectangle, arch
The medial surface of shape tower is seven color ribbons, and outer three side of arch tower is silvery white.
7. arch tower viaduct according to claim 1, it is characterised in that: further include being arranged in the loop ramp bridge other side
Be connected to the direct-connected ring road worn between arterial highway and longitudinal upper across main stem bridge extension road under transverse direction；The direct-connected ring road is two
And it is symmetrically respectively in across main stem bridge on longitudinal and extends both sides of the road in splayed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710623624.2A CN107245935B (en) | 2017-07-27 | 2017-07-27 | Arch tower viaduct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710623624.2A CN107245935B (en) | 2017-07-27 | 2017-07-27 | Arch tower viaduct |
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| Publication Number | Publication Date |
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| CN107245935A CN107245935A (en) | 2017-10-13 |
| CN107245935B true CN107245935B (en) | 2019-02-05 |
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ID=60011818
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710623624.2A Active CN107245935B (en) | 2017-07-27 | 2017-07-27 | Arch tower viaduct |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108330813B (en) * | 2018-03-07 | 2019-07-30 | 西华大学 | A kind of novel bridge |
| CN111733709A (en) * | 2020-05-18 | 2020-10-02 | 中铁三局集团有限公司 | Method for closing arched cable-stayed bridge beam in vertical rotation and downward rotation and bridge structure used in cooperation with method |
| CN112030713B (en) * | 2020-09-03 | 2022-04-15 | 浙江精工钢结构集团有限公司 | Large-span single-oblique-arch cable-stayed landscape bridge and self-balancing high-altitude vertical rotation construction method |
| CN112587937B (en) * | 2020-11-19 | 2023-07-04 | 北京中冶设备研究设计总院有限公司 | Bungee sightseeing device |
| CN114197315B (en) * | 2021-12-27 | 2024-04-26 | 上海市机械施工集团有限公司 | Construction method of spiral hyperbolic structure with space cable surface combined system inclined pulling |
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| EP2243740A1 (en) * | 2009-04-23 | 2010-10-27 | Stannah Stairlifts Limited | Improvements in or relating to stairlifts |
| CN201777753U (en) * | 2010-09-10 | 2011-03-30 | 东南电梯股份有限公司 | Curvature-variable arc-shaped towing elevator |
| CN202687675U (en) * | 2012-07-02 | 2013-01-23 | 上海德圣米高电梯有限公司 | Automatic elevator car leveling device |
| CN105755946A (en) * | 2016-03-02 | 2016-07-13 | 西藏自治区交通勘察设计研究院 | Arch-pylon involute curved surface stay cable main-ramp overpass |
| CN105858409A (en) * | 2016-05-13 | 2016-08-17 | 东南电梯股份有限公司 | Inclined elevator provided with mechanical and automatic rail changing mechanism leveling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2243740A1 (en) * | 2009-04-23 | 2010-10-27 | Stannah Stairlifts Limited | Improvements in or relating to stairlifts |
| CN201777753U (en) * | 2010-09-10 | 2011-03-30 | 东南电梯股份有限公司 | Curvature-variable arc-shaped towing elevator |
| CN202687675U (en) * | 2012-07-02 | 2013-01-23 | 上海德圣米高电梯有限公司 | Automatic elevator car leveling device |
| CN105755946A (en) * | 2016-03-02 | 2016-07-13 | 西藏自治区交通勘察设计研究院 | Arch-pylon involute curved surface stay cable main-ramp overpass |
| CN105858409A (en) * | 2016-05-13 | 2016-08-17 | 东南电梯股份有限公司 | Inclined elevator provided with mechanical and automatic rail changing mechanism leveling device |
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| CN107245935A (en) | 2017-10-13 |
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