CN203582235U - Small construction elevator - Google Patents
Small construction elevator Download PDFInfo
- Publication number
- CN203582235U CN203582235U CN201320798251.XU CN201320798251U CN203582235U CN 203582235 U CN203582235 U CN 203582235U CN 201320798251 U CN201320798251 U CN 201320798251U CN 203582235 U CN203582235 U CN 203582235U
- Authority
- CN
- China
- Prior art keywords
- cage
- small
- guide rail
- cable
- sized construction
- 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.)
- Expired - Lifetime
Links
- 238000010276 construction Methods 0.000 title claims abstract description 34
- 230000005291 magnetic effect Effects 0.000 claims description 21
- 238000003466 welding Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008520 organization Effects 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 241000282326 Felis catus Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Types And Forms Of Lifts (AREA)
Abstract
The utility model provides a small-size construction elevator, includes guide rail frame and cage structure, cage structural mounting is in on the guide rail frame, the cage structure includes cage and actuating system, actuating system can drive the cage is followed guide rail frame oscilaltion, actuating system includes the drive frame, the cage is including the cage frame, the cage structure still includes the stand that two parallels and interval set up, the drive frame with be non-detachable integration overall structure between the cage frame, the drive frame is connected the upper portion of two stands, the cage frame is connected the lower part of two stands. The utility model discloses an among the small-size construction elevator, the drive frame adopts integral type project organization with the cage frame, only needs one set of welding frock in process of production, has both guaranteed size precision, also saves the cost of welding frock, and when debugging, installation, mutual position between cage and the actuating system changes the assurance moreover, and debugging, installation are also more convenient.
Description
Technical field
The utility model relates to elevator machinery technical field, relates in particular to a kind of small-sized construction lifter.
Background technology
At present, along with the height of building is more and more higher, as the tower machine of construction machinery and equipment, more and more towards large and medium-sized development, the operating personal of tower machine need to be climbed up and be climbed down by the cat ladder of tower machine standard knot inside continually, both wastes time and energy, very dangerous again.Therefore, designed a kind of dumbwaiter, it can be attached on the tower body of tower machine to facilitate tower machine operation personnel upper and lower by guide rail bracket.Refer to Fig. 1 and Fig. 2, a kind of existing dumbwaiter comprises guide rail bracket 11, cage 12, tooth bar 13, cage erecting frame 14, anti-falling safety device 15 and transmission device 16 etc.Described guide rail bracket 11 assembles for square tube and by more piece stack, and each joint is equal to the height of tower machine standard knot and is arranged in advance on tower machine standard knot, and whole height generally determines by accompanying building, and it is for supporting and guide described cage 12.Described cage 12 is used for delivery personnel or goods, and it is liftably arranged on guide rail bracket 11.Described tooth bar 13 is arranged on the side of guide rail bracket 11.Described transmission device 16 comprises motor and gear, and motor-driven gear rotates, so that gear is realized the lifting of cage 12 along tooth bar 13 liftings, described transmission device 16 is arranged on the bottom of cage 12.Described cage erecting frame 14 is for installing and support described cage 12.Described anti-falling safety device 15 is fixed on described cage 12 and is arranged on the bottom of described cage 12.
The cage frame of above-mentioned dumbwaiter and the bogie of transmission device is installed is independent processing and install, therefore overlaps frock adding man-hour requirement two, and needs adjustment and installation position repeatedly while installing, and installation process is numerous and diverse.
Utility model content
In view of the above, being necessary to provide a kind of processes simply, pacifies and tear open and debug small-sized construction lifter easily.
A kind of small-sized construction lifter of the utility model, comprise guide rail bracket and cage structure, described cage structure is arranged on described guide rail bracket, described cage structure comprises cage and drive system, described drive system can drive described cage along described guide rail bracket oscilaltion, described drive system comprises bogie, described cage comprises cage frame, described cage structure also comprises two parallel and spaced columns, between described bogie and described cage frame, it is non-removable integral structure, described bogie is connected to the top of described two root posts, described cage frame is connected to the bottom of described two root posts.
Further, on described bogie, anti-falling safety device is installed, described drive system and anti-falling safety device are all arranged on the top of described cage structure.
Further, described cage frame comprise cage base plate, at the removable bottom above described cage base plate, be arranged on elastic cushion block between described cage base plate and described removable bottom and respond to the pressure sensitive unit of described elastic cushion block pressure.
Further, described pressure sensitive unit comprise be arranged on described removable bottom below magnetics, be arranged on the magnetic force receptor and the magnetometric sensor being connected with magnetic force receptor of described cage base plate top, between described magnetics and described magnetic force receptor, have certain interval.
Further, the bottom of described bogie is provided with driving base plate, and the top of described cage frame is provided with cage top board, and described driving base plate is folded to be located on described cage top board, and described driving base plate is connected in side with described cage top board.
Further, described small-sized construction lifter also comprises multiple attachments, the two ends of each attachment be fixed to respectively on an object and described guide rail bracket on, so that described guide rail bracket is attached on described object.
Further, described small-sized construction lifter also comprises stop, and described stop is near being arranged on a side of described guide rail bracket and extending on the object that described guide rail bracket adheres to.
Further, described bogie also comprises reinforced plate and end plate, and described reinforced plate is connected between described two root posts, and described end plate is connected between the end of described two root posts.
Further, described small-sized construction lifter also comprises lifting appliance, and described lifting appliance is arranged on the top of described cage structure.
Further, described small-sized construction lifter also comprises cable guide system, described cable guide system comprises cable coaster, cable saddle, cable jib and fixing coil holder, described cable coaster can be with described cage oscilaltion, described cable jib is fixed on the end for trailing cable on described cage, described fixing coil holder is fixed on the upper position of guide rail bracket for the top of trailing cable, described cable saddle is multiple, and described multiple cable saddles are fixed on described guide rail bracket for cable being protected to guiding.
Compared to prior art, in small-sized construction lifter of the present utility model, bogie and cage frame adopt integral type project organization, only need in process of production a set of welding tooling, both guarantee dimensional accuracy, also saved the cost of welding tooling, and when debugging, installation, mutual alignment between cage and drive system more easily guarantees, debugs, installs also more convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the small-sized construction lifter of prior art;
Fig. 2 is the structural representation of Fig. 1 other direction;
Fig. 3 is that small-sized construction lifter of the present utility model is attached to the structural representation on tower machine;
Fig. 4 is the front view of small-sized construction lifter of the present utility model;
Fig. 5 is the cage of small-sized construction lifter of the present utility model and the front view of drive system;
Fig. 6 is that Fig. 5 removes part-structure schematic diagram afterwards;
Fig. 7 is the lateral plan of Fig. 6;
Fig. 8 is the cutaway view at the VIII-VIII place of Fig. 5; And
Fig. 9 is the partial enlarged drawing at IX place in Fig. 8.
The specific embodiment
By describing technology contents of the present utility model, structural attitude in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
The utility model discloses a kind of small-sized construction lifter, and it can be attached on the objects such as tower machine, head tower and bridge steel tower, below take it, is attached on tower machine as example is illustrated.
Refer to Fig. 3 to Fig. 7, small-sized construction lifter of the present utility model is attached on the tower body of tower machine 20, and described tower machine 20 comprises the suspension hook 23 with carriage amplitude varying, and described tower body is comprised of more piece standard knot.Described building hoist comprises guide rail bracket 31, multiple attachment 33 and cage structure 35.Described guide rail bracket 31 is parallel to the tower body of tower machine 20 and keeps at a certain distance away with tower body and establish, and the two ends of each attachment 33 are fixed to respectively tower body and the described guide rail bracket 31 of described tower machine 20, so that guide rail bracket 31 is attached on tower machine 20.Described cage structure 35 is arranged on described guide rail bracket 31.Particularly, the spacing between every two adjacent attachments 33 equates.
Described cage structure 35 comprises cage 351 and drive system 352, described drive system 352 can drive described cage 351 along guide rail bracket 31 oscilaltions, described drive system 352 comprises bogie 354, drive motor 355 and other safety components (for example safety switch, electric switch, anti-falling safety device etc.), described drive motor 355 and other safety components are installed on described bogie 354, be appreciated that, described drive motor 355 can connection reducer and gear, motor drives retarder driven gear to rotate, described gear coordinates with the tooth bar on guide rail bracket 31 lifting that realizes cage structure 35.Described cage 351 comprises cage frame 3511, the cage space of the manned loading of the interior formation of described cage frame 3511.Described cage structure 35 also comprises two parallel and spaced columns 356.Between described bogie 354 and described cage frame 3511, be non-removable integral structure, described bogie 354 is connected to the top of described two root posts 356, and described cage frame 3511 is connected to the bottom of described two root posts 356.The integrated design mode of described bogie 354 and cage frame 3511 only needs a set of welding tooling can complete the integrally-built assembled and welding of cage in process of production, has both guaranteed dimensional accuracy, also saves the cost of welding tooling; And when debugging, installation, the mutual alignment between cage and drive system more easily guarantees, debugs, installs also more convenient.
Further, described bogie 354 also comprises reinforced plate 357 and end plate 358, and described reinforced plate 357 is connected between described two root posts 356, and described end plate 358 is connected between the end of described two root posts 356.
Further, described guide rail bracket 31 adopts multiple attachments 33 to be connected on tower machine standard knot, can not change the structure of tower machine standard knot itself, therefore can not cause any adverse effect to the dismounting of standard knot, the suspension hook of tower machine itself is also convenient simultaneously carries out from dismounting tower machine; And, utilizing described attachment 33, the guide rail bracket 31 of described elevator can be connected on other objects, for example head tower and bridge steel tower, and be not limited only to tower machine, its application is more extensive.
Further, on described bogie 354, anti-falling safety device 353 is installed, described drive system 352 and anti-falling safety device 353 are all arranged on the top of described cage structure 35.Like this, described anti-falling safety device 353 is placed in design more convenient and safety when carrying out Maintenance and Repair of cage bottom, and its electric limit switch and limit switch also can be avoided being touched by people, have improved safety; And the top that drive system 352 and anti-falling safety device 353 are arranged on cage structure 35 can reduce the noise of cage inside, has improved the traveling comfort of taking.
Further, the bottom of described bogie 354 is provided with and drives base plate 359, the top of described cage frame 3511 is provided with cage top board 3512, folded being located on described cage top board 3512 of described driving base plate 359, and the side of described driving base plate 359 and described cage top board 3512 is connected by fixed angle plate 362.Utilize described fixed angle plate 362 to driving the mode that is connected with the side of cage top board 3512 of base plate 359, during assembling maintenance, more for convenience, and fundamentally solved the problem that cage top leaks.
Further, refer to Fig. 8 and Fig. 9, described cage frame 3511 also comprises cage base plate 3514, be positioned at the removable bottom 3515 of described cage base plate 3514 tops, elastic cushion block 3516 and respond to the pressure sensitive unit of described elastic cushion block 3516 pressures, and described elastic cushion block 3516 is arranged between described cage base plate 3514 and described removable bottom 3515.Particularly, described elastic cushion block 3516 is four elastic block rubbers, and it is fixed by bolts on cage base plate 3514.
Further, described pressure sensitive unit comprise be arranged on described removable bottom 3515 belows magnetics 3517, be arranged on the magnetic force receptor 3518 of described cage base plate 3514 tops and the magnetometric sensor 3520 being connected with magnetic force receptor 3518, between described magnetics 3517 and described magnetic force receptor 3518, have certain interval.When adding after load on removable bottom 3515, gravity can make described elastic cushion block 3516 be linear compression, thereby the spacing of magnetics 3517 and described magnetic force receptor 3518 is changed, once load over-large displacement, change and reach default distance, can touch the acquisition of signal to magnetics 3517 of magnetometric sensor 3520, signal transmssion line can arrive electric control system by signal feedback, and then realizes the function of overload warning, closure.The transducing signal of the magnetometric sensor 3520 of this form is reliable, and safety is higher.
Further, described magnetics 3517 is fixed on described removable bottom 3515 by U-shaped adapter plate 3522, and described magnetic force receptor 3518 is fixed on described cage base plate 3514 by U-shaped adapter plate 3523.
Further, described cage 351 also comprises electric control system 3525, and it is for carrying out overload warning according to the output signal of described magnetometric sensor 3520.
Further, described building hoist also comprises stop 41, and described stop 41 is near a side of described guide rail bracket 31 and establish, and extends to the standard knot of tower machine 20.By stop 41 is set, the personnel in can the cage 351 of easy of rise machine enter tower machine 20, the especially operator's station of tower machine 20, facilitate tower machine driver upper and lower, therefore tower machine driver no longer need to climb up operator's station from the cat ladder of tower machine 20, has not only saved time and muscle power, has also greatly improved safety.Particularly, described stop 41 is to be arranged on as required corresponding height, for example, a stop 41 can be only set, multiple stops also can be set, determine completely as required, in this specific embodiment, described stop 41 is arranged on the position of the operator's station of corresponding tower machine 20.
Particularly, described stop 41 comprises stop framework 411, drag-line 413 and stop connecting element 415, described stop framework 411 is fixed on described guide rail bracket 31, described stop connecting element 415 is fixed on the standard knot of described tower machine 20, and described drag-line 415 connects described stop connecting element 415 and described stop framework 411.
Further; described building hoist also comprises underframe guardrail 42; described underframe guardrail 42 comprises underframe and guardrail; it is arranged on the bottom of building hoist; play and support the load of whole building hoist and the effect separating with outside, when cage structure 35 falls, also can play certain protective effect.
Further, described building hoist also comprises lifting appliance 44, and described lifting appliance 44 is arranged on the top of described cage structure 35.Described lifting appliance 44 can transport some widgets under fortune.Particularly, described lifting appliance 44 comprises hoisting bracket 441, suspension rod 443 and suspension hook 445, and described hoisting bracket 441 is fixed on the top of described cage structure 35, and described suspension rod 443 is L shaped, it is arranged on hoisting bracket 441, and described suspension hook 445 is arranged on the end of described suspension rod 443.Further, described lifting appliance 44 is electronic.The action of described drive system 352, described lifting appliance 44 is also controlled by described electric control system 3525.
Further, described building hoist also comprises cable guide system 45, and described cable guide system 45 comprises cable coaster 451, cable saddle 452, cable jib 453 and fixing coil holder 455.Described cable coaster 451 can be with described cage structure 35 oscilaltions.Described cable jib 453 is fixed on cage structure 35, for the end of trailing cable.Described fixing coil holder 455 is fixed on guide rail bracket 31 and is positioned at the upper position of guide rail bracket 31, for the top of trailing cable.Described cable saddle 452 is multiple, between every two cable saddles 452, keep at a certain distance away and be fixed on guide rail bracket 31, guarantee the guard ring of cable in cable saddle 452 when cable moves within, cable saddle 452 for cable is protected to guiding and can prevent cage when operational process cable accompany and near miscellaneous equipment winding cause danger.
Further, described guide rail bracket 31 is provided with tooth bar 313, and described drive system 352 is provided with gear, and described tooth bar 313 and gear engagement make cage structure 35 energy oscilaltions.Be appreciated that the mode that cage structure 35 also can be mixed with steel rope by steel rope or rack-and-gear realizes lifting.
Small-sized construction lifter of the present utility model, the integral type project organization of bogie and cage frame, only need in process of production a set of welding tooling, both guaranteed dimensional accuracy, also save the cost of welding tooling, and when debugging, installation, the mutual alignment between cage and drive system more easily guarantees, debugs, installs also more convenient; Guide rail bracket is connected on the various objects such as tower machine by attachment, applies very extensive; Cage top arranges stop, makes tower machine driver can enter easily tower machine operation chamber; The load detecting device that cage bottom adopts magnetic inductive, has improved reliability and safety.
In this article, the related noun of locality such as forward and backward, upper and lower is to be arranged in figure and parts position each other defines with parts in accompanying drawing, just clear and convenient for expression technology scheme.Should be appreciated that the use of the described noun of locality should not limit the scope of the application's request protection.
In this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, except comprising those listed key elements, but also can comprise other key elements of clearly not listing.
In the situation that not conflicting, the feature in above-described embodiment and embodiment can mutually combine herein.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model specification sheets and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a small-sized construction lifter, comprise guide rail bracket (31) and cage structure (35), described cage structure (35) is arranged on described guide rail bracket (31), described cage structure (35) comprises cage (351) and drive system (352), described drive system (352) can drive described cage (351) along described guide rail bracket (31) oscilaltion, described drive system (352) comprises bogie (354), described cage (351) comprises cage frame (3511), it is characterized in that: described cage structure (35) also comprises two parallel and spaced columns (356), between described bogie (354) and described cage frame (3511), it is non-removable integral structure, described bogie (354) is connected to the top of described two root posts (356), described cage frame (3511) is connected to the bottom of described two root posts (356).
2. small-sized construction lifter according to claim 1, it is characterized in that: anti-falling safety device (353) is installed on described bogie (354), and described drive system (352) and anti-falling safety device (353) are all arranged on the top of described cage structure (35).
3. small-sized construction lifter according to claim 1, is characterized in that: described cage frame (3511) comprises cage base plate (3514), be positioned at described cage base plate (3514) top removable bottom (3515), be arranged on elastic cushion block (3516) between described cage base plate (3514) and described removable bottom (3515) and respond to the pressure sensitive unit of described elastic cushion block (3516) pressure.
4. small-sized construction lifter according to claim 3, it is characterized in that: described pressure sensitive unit comprise be arranged on described removable bottom (3515) below magnetics (3517), be arranged on the magnetic force receptor (3518) and the magnetometric sensor (3520) being connected with magnetic force receptor (3518) of described cage base plate (3514) top, between described magnetics (3517) and described magnetic force receptor (3518), have certain interval.
5. small-sized construction lifter according to claim 1, it is characterized in that: the bottom of described bogie (354) is provided with and drives base plate (359), the top of described cage frame (3511) is provided with cage top board (3512), described driving base plate (359) is folded is located at described cage top board (3512) above, and described driving base plate (359) is connected in side with described cage top board (3512).
6. small-sized construction lifter according to claim 1, it is characterized in that: described small-sized construction lifter also comprises multiple attachments (33), the two ends of each attachment (33) are fixed to respectively on an object upper with described guide rail bracket (31), so that described guide rail bracket (31) is attached on described object.
7. small-sized construction lifter according to claim 6, it is characterized in that: described small-sized construction lifter also comprises stop (41), described stop (41) is near being arranged on a side of described guide rail bracket (31) and extending on the object that described guide rail bracket (31) adheres to.
8. small-sized construction lifter according to claim 1, it is characterized in that: described bogie (354) also comprises reinforced plate (357) and end plate (358), described reinforced plate (357) is connected between described two root posts (356), and described end plate (358) is connected between the end of described two root posts (356).
9. according to the small-sized construction lifter described in any one in claim 1-8, it is characterized in that: described small-sized construction lifter also comprises lifting appliance (44), described lifting appliance (44) is arranged on the top of described cage structure (35).
10. according to the small-sized construction lifter described in any one in claim 1-8, it is characterized in that: described small-sized construction lifter also comprises cable guide system (45), described cable guide system (45) comprises cable coaster (451), cable saddle (452), cable jib (453) and fixing coil holder (455), described cable coaster (451) can be with described cage (35) oscilaltion, described cable jib (453) is fixed on the upper end for trailing cable of described cage (35), described fixing coil holder (455) is fixed on the upper position of guide rail bracket (31) for the top of trailing cable, described cable saddle (452) is multiple, it is upper for cable being protected to guiding that described multiple cable saddles (452) are fixed on described guide rail bracket (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798251.XU CN203582235U (en) | 2013-12-06 | 2013-12-06 | Small construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798251.XU CN203582235U (en) | 2013-12-06 | 2013-12-06 | Small construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203582235U true CN203582235U (en) | 2014-05-07 |
Family
ID=50580186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320798251.XU Expired - Lifetime CN203582235U (en) | 2013-12-06 | 2013-12-06 | Small construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203582235U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590978A (en) * | 2014-12-02 | 2015-05-06 | 西安京龙工程机械有限公司 | Lifting cage structure of construction hoist |
| CN104973515A (en) * | 2015-07-05 | 2015-10-14 | 范志甫 | Multi-section safe operation chamber of crane and operation method thereof |
| CN111994755A (en) * | 2020-08-21 | 2020-11-27 | 湖北江汉建筑工程机械有限公司 | Construction elevator |
| CN112678652A (en) * | 2020-12-30 | 2021-04-20 | 亚洲富士电梯股份有限公司 | Elevator and efficient construction equipment and construction method thereof |
-
2013
- 2013-12-06 CN CN201320798251.XU patent/CN203582235U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590978A (en) * | 2014-12-02 | 2015-05-06 | 西安京龙工程机械有限公司 | Lifting cage structure of construction hoist |
| CN104973515A (en) * | 2015-07-05 | 2015-10-14 | 范志甫 | Multi-section safe operation chamber of crane and operation method thereof |
| CN111994755A (en) * | 2020-08-21 | 2020-11-27 | 湖北江汉建筑工程机械有限公司 | Construction elevator |
| CN111994755B (en) * | 2020-08-21 | 2022-05-10 | 湖北江汉建筑工程机械有限公司 | Construction elevator |
| CN112678652A (en) * | 2020-12-30 | 2021-04-20 | 亚洲富士电梯股份有限公司 | Elevator and efficient construction equipment and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203582235U (en) | Small construction elevator | |
| CN103303810B (en) | Motorized height access device for tower cranes | |
| CN112739641A (en) | Mobile lifting column, lifting system comprising one or more such lifting columns and method of lifting a vehicle | |
| CN107043060A (en) | A kind of installation method of inverse formula installation lift | |
| CN201086673Y (en) | Lifting type movable safety barrier | |
| CN101386397A (en) | Anti-collision control method for gantry crane lifting trolley | |
| CN205806853U (en) | A kind of remote-controlled computer monitor self-powered platform | |
| US9994426B1 (en) | Lap joint platform of large-load lifting container | |
| CN203440751U (en) | Self-propelled underbridge construction platform | |
| CN103147404A (en) | System and method for hanging stay cable at tower end of height limiting cable-stayed bridge | |
| CN209398409U (en) | A kind of oil/gas well job platform intelligent comprehensive control system | |
| CN201924579U (en) | Safety protection device for attached lifting scaffolds | |
| CN201619961U (en) | Shore bridge container hoisting height monitoring system | |
| CN103303847A (en) | Hoisting equipment for large welding workpiece | |
| CN202247682U (en) | Curtain board mounting bridge crane | |
| CN203011710U (en) | Integrated system for single/double-beam hoist | |
| CN102765651A (en) | People-goods dual-purpose construction lifter provided with driving mechanism on top of suspension coops and forming integral structure with suspension coop | |
| CN202031487U (en) | Secondary derrick ascending and descending control system in workover rig or vehicle-mounted drilling rig | |
| CN205274975U (en) | Manned lift | |
| CN114906743A (en) | Special platform and method for assembling and disassembling gantry of stacker | |
| CN204917574U (en) | Companion ladder is overhauld at superelevation longmen | |
| CN104973515B (en) | A kind of crane more piece safety operation room and its method of operating | |
| CN202012222U (en) | Stereo garage elevator | |
| CN217583860U (en) | Intelligent mobile safety platform for tank car inspection | |
| CN205772878U (en) | A kind of quayside container crane Novel bogie anchoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |