CN114162342A - Ladder is used in aviation with dead mechanism of lock - Google Patents
Ladder is used in aviation with dead mechanism of lock Download PDFInfo
- Publication number
- CN114162342A CN114162342A CN202111471374.8A CN202111471374A CN114162342A CN 114162342 A CN114162342 A CN 114162342A CN 202111471374 A CN202111471374 A CN 202111471374A CN 114162342 A CN114162342 A CN 114162342A
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- support
- ladder
- aviation
- electric telescopic
- sleeve
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- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 244000309464 bull Species 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000009471 action Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/30—Ground or aircraft-carrier-deck installations for embarking or disembarking passengers
- B64F1/315—Mobile stairs
Abstract
The invention discloses an aviation ladder with a locking mechanism, which comprises a bearing frame, an auxiliary moving mechanism, a first sleeve, a rotating rod, a second support, a motor, a locking mechanism and a cushion support block, wherein the bearing frame is fixedly provided with a ladder and a first handrail, the locking mechanism comprises a third groove and an electric telescopic rod, the third groove is formed in one inner wall of the third support, the electric telescopic rod penetrates through the fourth support, the fourth support is rotatably connected to the bottom of the third support, the third support is fixed on the lower end face of a support table, and the support table is rotatably connected to one side of the bearing frame. This aviation is with ladder with locking mechanism, electric telescopic handle block can be in the same place fourth support and third support locking when connecting in the fourth support, after having used up the device, and electric telescopic handle contracts and leaves the fourth support, after changeing the fourth support to the horizontality, and electric telescopic handle extends again and the bearing lives the fourth support, and a supporting bench rotates to vertical state at last, conveniently accomodates.
Description
Technical Field
The invention relates to the technical field of aviation ladders, in particular to an aviation ladder with a locking mechanism.
Background
Aviation is a complex and strategic human activity, which refers to the flying (navigational) activity of an aircraft in the earth's atmosphere (air space), and related scientific research education, industrial manufacturing, public transportation, professional operation, aviation, national defense and military, government management and other fields, by utilizing air spaces and aircraft (aircrafts), aviation activities can be subdivided into a plurality of independent industries and fields, typically aviation manufacturing industry, civil aviation industry and the like, passengers need to use ladders during boarding and disembarking, existing aviation ladder assemblies are generally not reinforced by locking structures, and when passengers walk on the ladders, if light is not bright enough, the device is easy to trip and fall, and after the device is used, partial components are inconvenient to fold and store, so that the device occupies a relatively large space.
Disclosure of Invention
The invention aims to provide an aviation ladder with a locking mechanism, which aims to solve the problems that the prior aviation ladder components proposed in the background technology are generally reinforced by no locking structure, and passengers are easy to trip and fall down if the light is not bright enough in the process of walking on the ladder, so that partial components are inconvenient to fold and store after the device is used up, and the space is occupied.
In order to achieve the purpose, the invention provides the following technical scheme: an aviation ladder with a locking mechanism comprises a bearing frame, an auxiliary moving mechanism, a first sleeve, a rotating rod, a second support, a motor, a locking mechanism and a cushion support block,
the bearing frame is fixedly provided with a ladder and first handrails, and the first handrails are symmetrically arranged on two sides of the ladder;
the locking mechanism comprises a third groove and an electric telescopic rod, the third groove is formed in an inner wall of the third support, the electric telescopic rod penetrates through the fourth support, the fourth support is connected to the bottom of the third support in a rotating mode, the third support is fixed to the lower end face of the supporting table, and the supporting table is connected to one side of the bearing frame in a rotating mode.
Through adopting above-mentioned technical scheme, electric telescopic handle is in the extension state and the block is connected on the fourth support at first, conveniently with the fourth support with the third support locking together, after having used up the device, electric telescopic handle contracts, clockwise 90 degrees rotatory fourth support after, electric telescopic handle extends the bearing again and holds the fourth support, prop up a supporting bench clockwise rotation 90 degrees at last, convenient storage avoids propping up a supporting bench, the second handrail, third support and fourth support to occupy too much space.
Preferably, the auxiliary moving mechanism comprises a first groove, an electric telescopic column and a self-locking roller, the first groove is formed in the bottom of the bearing frame, the electric telescopic column is fixed in the first groove, and the bottom of the electric telescopic column is connected with the self-locking roller.
Through adopting above-mentioned technical scheme, the auto-lock gyro wheel can reciprocate under the concertina action of electronic flexible post, facilitates the use and packs up.
Preferably, the first sleeve is sleeved on the outer side of one of the first handrails, a first support is fixed to the top of the first sleeve, the first support penetrates through the second sleeve and is in threaded connection with a limiting top cap, and the second sleeve is fixed to the first support through a fastener.
Through adopting above-mentioned technical scheme, can manually reciprocate the second sleeve after unscrewing the bolt, conveniently adjust the height of light.
Preferably, the bull stick is connected with first sleeve through compression spring, and the bull stick runs through the opening and is connected with the pinion rack, and the opening is seted up in first telescopic bottom simultaneously, the pinion rack meshing is connected on the rack, and the rack is fixed in the second recess, and the interior top at first handrail is seted up to the second recess simultaneously.
Through adopting above-mentioned technical scheme, but the first sleeve of manual movement after pressing the bull stick, conveniently adjust the position of light, after loosening the bull stick, the bull stick returns to original state and links together with the rack toothing that corresponds, conveniently locks first sleeve.
Preferably, the second support is fixed on one side of the second sleeve, the top of the second support is rotatably connected with the bearing frame, and the inner side of the bearing frame is rotatably connected with the illuminating lamp.
By adopting the technical scheme, the direction of the illuminating lamp can be adjusted by manually rotating the bearing frame, and the angle of the illuminating lamp can be adjusted by manually turning the illuminating lamp independently.
Preferably, the motor is fixed on the front side of the bearing frame, and the output end of the motor is connected with the support table.
Through adopting above-mentioned technical scheme, the brace table can rotate under the effect of motor, conveniently expandes or packs up.
Preferably, the second armrests are symmetrically fixed on two sides of the upper end surface of the support platform.
Through adopting above-mentioned technical scheme, people can hold up the second handrail at the in-process of walking on the brace table.
Preferably, the pad supporting block is screwed at the bottom of the bearing frame and the bottom of the fourth bracket.
By adopting the technical scheme, the device can be stably placed by adjusting the height difference between all the cushion supporting blocks after the device is moved to a required place by the self-locking roller and the self-locking roller is retracted.
Preferably, the battery pack is fixed at the inner bottom of the bearing frame, and the battery pack is electrically connected with an electric telescopic column, a lighting lamp, a motor and an electric telescopic rod.
By adopting the technical scheme, the battery pack can supply power to the whole device, so that the normal use of the device is ensured.
Compared with the prior art, the invention has the beneficial effects that: the aviation ladder with the locking mechanism is characterized in that,
(1) the device is provided with a self-locking roller and a pad supporting block, after the self-locking roller moves downwards and supports the pad supporting block, the device can move a required place under the action of the self-locking roller, after the self-locking roller is folded, the pad supporting block plays a role in supporting the device, and the device can be stably placed by adjusting the height difference among all the pad supporting blocks;
(2) the electric telescopic rod is retracted and leaves the fourth support after the device is used, after the fourth support is rotated to a horizontal state, the electric telescopic rod extends and supports the fourth support, and finally the support table is rotated to a vertical state, so that the device is convenient to store;
(3) the ladder is provided with the ladder and the illuminating lamp, the illuminating lamp can play a role of illumination when passengers walk on the ladder, the illuminating lamp can be positioned before the illuminating lamp is used, and the direction and the angle of the illuminating lamp can be adjusted;
(4) be provided with first sleeve, the rack, the second sleeve, the bull stick, the pinion rack, second support and light, but manual movement first sleeve after manual pressing the bull stick makes pinion rack and rack separate, conveniently adjust first telescopic position, can loosen the bull stick after confirming first telescopic position, the pinion rack is finally linked together with the rack toothing who corresponds, conveniently lock first sleeve, can manually wholly reciprocate second sleeve and second support after unscrewing the fastener, conveniently adjust the height of light.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic diagram of a right-side cross-sectional structure of the present invention;
FIG. 4 is a schematic view of the connection structure of the carriage, the steps and the first armrest of the present invention;
fig. 5 is a schematic view of a connection structure of the first handrail, the first sleeve, the second groove, the rack, the opening, the rotating rod, the compression spring and the toothed plate according to the present invention;
fig. 6 is a schematic view of a connection structure of the first handrail, the first sleeve, the second groove, the rack, the rotating rod and the toothed plate according to the present invention;
FIG. 7 is a schematic view of a connection structure of the carrying frame and the illumination lamp according to the present invention.
In the figure: 1. bearing frame, 2, supplementary moving mechanism, 201, first recess, 202, electronic flexible post, 203, auto-lock gyro wheel, 3, the ladder, 4, first handrail, 5, first sleeve, 6, first support, 7, second recess, 8, the rack, 9, spacing hood, 10, second sleeve, 11, the opening, 12, the bull stick, 13, compression spring, 14, the pinion rack, 15, the second support, 16, the carriage, 17, the light, 18, the motor, 19, a supporting bench, 20, the second handrail, 21, the third support, 22, locking mechanical system, 2201, the third recess, 2202, electric telescopic handle, 23, the fourth support, 24, the pad bracer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: an aviation ladder with a locking mechanism, according to the figures 1 and 2, a ladder 3 and a first handrail 4 are fixed on a bearing frame 1, the first handrails 4 are symmetrically arranged at two sides of the ladder 3, the auxiliary moving mechanism 2 comprises a first groove 201, an electric telescopic column 202 and a self-locking roller 203, and the first groove 201 is arranged at the bottom of the bearing frame 1, the electric telescopic column 202 is fixed in the first groove 201, and the bottom of the electric telescopic column 202 is connected with the self-locking roller 203, after the self-locking roller 203 moves downwards under the extension action of the electric telescopic column 202 and props up the cushion support block 24, the device can move to a required place under the auxiliary action of the self-locking roller 203, then the self-locking roller 203 can move upwards under the contraction action of the electric telescopic column 202 and completely return to the first groove 201, the storage is convenient, and the cushion support block 24 plays a role in supporting the device.
According to the figures 1 and 3, the first sleeve 5 is sleeved on the outer side of one of the first armrests 4, the first support 6 is fixed on the top of the first sleeve 5, the first support 6 penetrates through the second sleeve 10 and is connected with the limiting top cap 9 in a threaded mode, the second sleeve 10 is fixed on the first support 6 through a fastener, the second sleeve 10 can move up and down after the fastener is loosened, the fastener can be screwed to tightly fix the second sleeve 10 after the height of the illuminating lamp 17 is adjusted, and the limiting top cap 9 plays a role in blocking and limiting the second sleeve 10 to prevent the second sleeve 10 from being completely separated from the first support 6.
According to fig. 1, fig. 2 and fig. 3, the rotating rod 12 is connected with the first sleeve 5 through the compression spring 13, the rotating rod 12 penetrates through the opening 11 and is connected with the toothed plate 14, the opening 11 is formed in the bottom of the first sleeve 5, the toothed plate 14 is meshed and connected to the rack 8, the rack 8 is fixed in the second groove 7, the second groove 7 is formed in the inner top of the first handrail 4, the rotating rod 12 is pressed, the toothed plate 14 can be moved manually after leaving the rack 8, the position of the illuminating lamp 17 is convenient to adjust, the rotating rod 12 is loosened after the position of the illuminating lamp 17 is determined, the rotating rod 12 can be rotated back to the original state under the reset action of the compression spring 13 and meshed and connected with the corresponding rack 8, and the first sleeve 5 is convenient to lock.
According to fig. 1, 2, 3 and 4, the second bracket 15 is fixed on one side of the second sleeve 10, the top of the second bracket 15 is rotatably connected with the bearing frame 16, and the inner side of the bearing frame 16 is rotatably connected with the illuminating lamp 17, so that the bearing frame 16 can be manually rotated to adjust the direction of the illuminating lamp 17 before the illuminating lamp 17 is used, and the illuminating lamp 17 can be independently rotated to conveniently adjust the angle of the illuminating lamp 17.
As shown in fig. 1, 2, 3, 4 and 5, the motor 18 is fixed at the front side of the carriage 1, and the output end of the motor 18 is connected to the support platform 19, after the device is used and the fourth bracket 23 is retracted, the support platform 19 can rotate clockwise by 90 degrees under the action of the motor 18, so as to facilitate storage.
As shown in fig. 1, 2, 3, 4 and 6, the second handrail 20 is symmetrically fixed on both sides of the upper end surface of the support platform 19, so that people can hold the second handrail 20 during walking on the support platform 19, thereby improving the safety of the device.
According to fig. 1, 2, 3, 4, 5 and 6, the locking mechanism 22 includes a third groove 2201 and an electric telescopic rod 2202, the third groove 2201 is opened on an inner wall of the third support 21, the electric telescopic rod 2202 penetrates through the fourth support 23, the fourth support 23 is rotatably connected to the bottom of the third support 21, the third support 21 is fixed on the lower end surface of the support platform 19, the support platform 19 is rotatably connected to one side of the support platform 1, the cushion supporting blocks 24 are screwed to the bottom of the support platform 1 and the bottom of the fourth support 23, after the device is moved to a desired place by the self-locking roller 203 and the self-locking roller 203 is retracted, the cushion supporting blocks 24 support the device, and then the cushion supporting blocks 24 can be manually screwed up and down, so that the height difference between all the cushion supporting blocks 24 can be conveniently adjusted, and the device can be placed more stably.
Referring to fig. 1, 2, 3, 4, 5, 6 and 7, the battery pack 25 is fixed at the inner bottom of the carriage 1, and the battery pack 25 is electrically connected to the electric telescopic pole 202, the lighting lamp 17, the motor 18 and the electric telescopic pole 2202, and the battery pack 25 can convert the dc power into ac power under the action of the inverter to be used by the whole device, thereby ensuring the normal use of the device.
When the device is used, people can hold the first handrail 4 in the walking process on the ladder 3, the electric telescopic rod 2202 extends to penetrate through the fourth support 23 to lock the fourth support 23 and the third support 21 together, the third support 21 and the fourth support 23 play a supporting role for the support platform 19, after the device is used, the electric telescopic rod 2202 is contracted to leave the fourth support 23, the electric telescopic rod 2202 is extended after the fourth support 23 is rotated clockwise by 90 degrees to conveniently support the fourth support 23, and finally the support platform 19 can be rotated clockwise by 90 degrees under the action of the motor 18 to be convenient to store.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an aviation ladder with locking mechanism, includes and bears frame (1), supplementary moving mechanism (2), first sleeve (5), bull stick (12), second support (15), motor (18), locking mechanical system (22), pad spacer (24) and group battery (25), its characterized in that:
the ladder (3) and the first handrail (4) are fixed on the bearing frame (1), and the first handrail (4) is symmetrically arranged at two sides of the ladder (3);
the locking mechanism (22) comprises a third groove (2201) and an electric telescopic rod (2202), the third groove (2201) is formed in an inner wall of the third support (21), the electric telescopic rod (2202) penetrates through the fourth support (23), the fourth support (23) is rotatably connected to the bottom of the third support (21), the third support (21) is fixed to the lower end face of the supporting table (19), and the supporting table (19) is rotatably connected to one side of the supporting table (1).
2. The ladder with locking mechanism for aviation of claim 1, wherein: the auxiliary moving mechanism (2) comprises a first groove (201), an electric telescopic column (202) and a self-locking roller (203), the first groove (201) is formed in the bottom of the bearing frame (1), the electric telescopic column (202) is fixed in the first groove (201), and the bottom of the electric telescopic column (202) is connected with the self-locking roller (203).
3. The ladder with locking mechanism for aviation of claim 1, wherein: the first sleeve (5) is sleeved on the outer side of one of the first handrails (4), a first support (6) is fixed to the top of the first sleeve (5), the first support (6) penetrates through the second sleeve (10) and is in threaded connection with a limiting top cap (9), and the second sleeve (10) is fixed to the first support (6) through a fastener.
4. The ladder with locking mechanism for aviation of claim 1, wherein: the rotary rod (12) is connected with the first sleeve (5) through a compression spring (13), the rotary rod (12) penetrates through an opening (11) and is connected with a toothed plate (14), the opening (11) is arranged at the bottom of the first sleeve (5), the toothed plate (14) is meshed and connected to a rack (8), the rack (8) is fixed in the second groove (7), and the second groove (7) is arranged at the inner top of the first handrail (4).
5. The ladder with locking mechanism for aviation of claim 3, wherein: the second support (15) is fixed on one side of the second sleeve (10), the top of the second support (15) is rotatably connected with a bearing frame (16), and the inner side of the bearing frame (16) is rotatably connected with an illuminating lamp (17).
6. The ladder with locking mechanism for aviation of claim 1, wherein: the motor (18) is fixed on the front side of the bearing frame (1), and the output end of the motor (18) is connected with the support table (19).
7. The ladder with locking mechanism for aviation of claim 1, wherein: and second armrests (20) are symmetrically fixed on two sides of the upper end surface of the support platform (19).
8. The ladder with locking mechanism for aviation of claim 1, wherein: the pad supporting block (24) is in threaded connection with the bottom of the bearing frame (1) and the bottom of the fourth support (23).
9. The ladder with locking mechanism for aviation of claim 1, wherein: the battery pack (25) is fixed at the inner bottom of the bearing frame (1), and the battery pack (25) is electrically connected with an electric telescopic column (202), an illuminating lamp (17), a motor (18) and an electric telescopic rod (2202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111471374.8A CN114162342A (en) | 2021-12-04 | 2021-12-04 | Ladder is used in aviation with dead mechanism of lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111471374.8A CN114162342A (en) | 2021-12-04 | 2021-12-04 | Ladder is used in aviation with dead mechanism of lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114162342A true CN114162342A (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111471374.8A Pending CN114162342A (en) | 2021-12-04 | 2021-12-04 | Ladder is used in aviation with dead mechanism of lock |
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| Country | Link |
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| CN (1) | CN114162342A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115636099A (en) * | 2022-11-09 | 2023-01-24 | 吉林化工学院 | Ladder is used in aviation with dead mechanism of lock |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2581332Y (en) * | 2002-10-19 | 2003-10-22 | 无锡市天一机场专用设备有限公司 | Airstair |
| KR20050020907A (en) * | 2003-08-23 | 2005-03-04 | 한국항공우주산업 주식회사 | Ladder for boarding |
| JP2017057592A (en) * | 2015-09-15 | 2017-03-23 | 旭 原田 | Movable handrail for stairs |
| CN108643816A (en) * | 2018-05-21 | 2018-10-12 | 合肥亚美科技股份有限公司 | A kind of folding type climb operation ladder |
| KR102063553B1 (en) * | 2019-05-14 | 2020-01-09 | 주식회사 건일 | Building emergency escape guided handrail |
| CN210393625U (en) * | 2019-07-11 | 2020-04-24 | 李军 | Remove portable lift high altitude construction car |
| CN211281517U (en) * | 2019-12-02 | 2020-08-18 | 成都韵弘科技有限公司 | Airstairs for airplane matching facilities |
| CN211300769U (en) * | 2019-08-13 | 2020-08-21 | 威海人合机电股份有限公司 | Sickbed with folding accompanying bed |
| CN211810303U (en) * | 2020-02-27 | 2020-10-30 | 上海挚美航空设备有限公司 | Large-scale multipurpose aviation removes ladder |
-
2021
- 2021-12-04 CN CN202111471374.8A patent/CN114162342A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2581332Y (en) * | 2002-10-19 | 2003-10-22 | 无锡市天一机场专用设备有限公司 | Airstair |
| KR20050020907A (en) * | 2003-08-23 | 2005-03-04 | 한국항공우주산업 주식회사 | Ladder for boarding |
| JP2017057592A (en) * | 2015-09-15 | 2017-03-23 | 旭 原田 | Movable handrail for stairs |
| CN108643816A (en) * | 2018-05-21 | 2018-10-12 | 合肥亚美科技股份有限公司 | A kind of folding type climb operation ladder |
| KR102063553B1 (en) * | 2019-05-14 | 2020-01-09 | 주식회사 건일 | Building emergency escape guided handrail |
| CN210393625U (en) * | 2019-07-11 | 2020-04-24 | 李军 | Remove portable lift high altitude construction car |
| CN211300769U (en) * | 2019-08-13 | 2020-08-21 | 威海人合机电股份有限公司 | Sickbed with folding accompanying bed |
| CN211281517U (en) * | 2019-12-02 | 2020-08-18 | 成都韵弘科技有限公司 | Airstairs for airplane matching facilities |
| CN211810303U (en) * | 2020-02-27 | 2020-10-30 | 上海挚美航空设备有限公司 | Large-scale multipurpose aviation removes ladder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115636099A (en) * | 2022-11-09 | 2023-01-24 | 吉林化工学院 | Ladder is used in aviation with dead mechanism of lock |
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