CN209204645U - A kind of carbon-free trolley walked using gravity as power - Google Patents
A kind of carbon-free trolley walked using gravity as power Download PDFInfo
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- CN209204645U CN209204645U CN201821439853.5U CN201821439853U CN209204645U CN 209204645 U CN209204645 U CN 209204645U CN 201821439853 U CN201821439853 U CN 201821439853U CN 209204645 U CN209204645 U CN 209204645U
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- 230000005484 gravity Effects 0.000 title claims abstract description 9
- 238000004804 winding Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model relates to a kind of carbon-free trolleys walked using gravity as power, belong to technical field of mechanical design.The utility model includes driving wheel, driving wheel fixing piece, rear-wheel bearing seat I, hind axle, bottom plate, driven wheel, rear-wheel bearing seat II, bearing block I, holding screw, locknut, guide rod I, guide rod II, counterweight, tripod, fixed pulley, fixed pulley axis, fixed pulley bearing I, cord, pinion gear, bearing I, driven wheel bearing, gear wheel, bearing II, reel, winding wheel shaft, duplex bearing seat, bearing V, bearing VI, bearing VIII, front-wheel fixed plate, front-wheel support, front-wheel screw, front-wheel, bearing Ⅸ, front-wheel nut, fixed pulley bearing II, guide rod III, fixed pulley support plate, transfer.The utility model, in turn with bar shaped gearing, enables trolley generating period to deflect using two halves gear；Structure designs simple, easy processing, application easy to spread；Steering stability is strong, highly reliable.
Description
Technical field
The utility model relates to a kind of carbon-free trolleys walked using gravity as power, belong to technical field of mechanical design.
Background technique
With the development of economy, the idea of energy-saving and emission-reduction has goed deep into the brain of people, and people subtract in constantly research energy conservation
The method of row.One kind driving traveling and the controllable trolley in direction with gravitional force, can convert the gravitional force of counterweight to
The kinetic energy of vehicle movement, and can walk according to scheduled track, embody pursuit of the people to environmental protection.But due to technology not at
Ripe, there are structure bulkies, steering mechanism for many trolleies with direction controlling function with gravitional force driving designed in the past
Turn to inaccurate and more difficult adjustment.
Summary of the invention
The purpose of the utility model is to provide a kind of carbon-free trolleys walked using gravity as power, existing carbon-free at present to solve
The problem of small vehicle steering mechanism is clumsy, cannot accurately adjust trolley driving direction.
The utility model is realized by following technical scheme: a kind of carbon-free trolley walked using gravity as power, including actively
Wheel 1, driving wheel fixing piece 2, rear-wheel bearing seat I 3, hind axle 4, bottom plate 5, driven wheel 6, rear-wheel bearing seat II 7, bearing block I 8,
Holding screw 9, locknut 10, guide rod I 11, guide rod II 12, counterweight 13, tripod 14, fixed pulley 15, fixed pulley axis
16, fixed pulley bearing I 17, cord 18, pinion gear 19, bearing I 20, driven wheel bearing 21, gear wheel 22, bearing II 23, coiling
Take turns 34, winding wheel shaft 35, duplex bearing seat 43, bearing V 44, bearing VI 46, bearing VIII 52, front-wheel fixed plate 53, front-wheel support
54, front-wheel screw 55, front-wheel 56, bearing Ⅸ 57, front-wheel nut 58, fixed pulley bearing II 59, guide rod III 60, fixed pulley support
Plate 61, transfer 62；Rear-wheel bearing seat I 3, rear-wheel bearing seat II 7, bearing block I 8, duplex bearing seat 43, front-wheel fixed plate
53, fixed pulley support plate 61 is mounted on bottom plate 5 by holding screw 9, locknut 10 respectively, and bearing I 20 is mounted on rear-wheel
On bearing block II 7, bearing V 44 is mounted on rear-wheel bearing seat I 3, after hind axle 4 is mounted on by bearing I 20, bearing V 44
On wheel bearing seat I 3, rear-wheel bearing seat II 7, pinion gear 19 is mounted on hind axle 4, and driving wheel fixing piece 2 is mounted on hind axle 4
One end, driving wheel 1 are mounted on 4 one end of hind axle by driving wheel fixing piece 2, and driven wheel bearing 21 is mounted on hind axle 4
The other end, driven wheel 6 are mounted on 4 the other end of hind axle by driven wheel bearing 21, and bearing II 23 is mounted on bearing block I 8
On, bearing VI 46 is mounted on duplex bearing seat 43, and winding wheel shaft 35 is mounted on bearing block I by bearing II 23, bearing VI 46
8, on duplex bearing seat 43, gear wheel 22 is mounted on winding wheel shaft 35, and gear wheel 22 is engaged with pinion gear 19, and reel 34 is pacified
On winding wheel shaft 35, bearing VIII 52 is mounted in front-wheel fixed plate 53, and 54 top of front-wheel support is pierced by by bearing VIII 52
Front-wheel fixed plate 53, bearing Ⅸ 57 are mounted on front-wheel 56, and front-wheel screw 55 passes through the bearing Ⅸ of front-wheel support 54 and front-wheel 56
57, by the fixed front-wheel 56 of front-wheel nut 58 in 54 lower part of front-wheel support, guide rod I 11, guide rod II 12, III 60 points of guide rod
Not Tong Guo locknut 10 be mounted in fixed pulley support plate 61, guide rod I 11, guide rod II 12, guide rod III 60 make weight
Code 13 is not swung when falling, and tripod 14 is mounted on guide rod I 11, guide rod II 12, III 60 top of guide rod, fixed pulley axis
It holds I 17, fixed pulley bearing II 59 to be separately mounted on tripod 14, fixed pulley axis 16 passes through fixed pulley bearing I 17, fixed pulley axis
It holds II 59 to be mounted on tripod 14, fixed pulley 15 is mounted on fixed pulley axis 16, and counterweight 13 is by the connection of cord 18 around fixed
Pulley 15, and cord 18 is wound on reel 34, counterweight 13 is located at guide rod I 11, guide rod II 12, guide rod III 60 and surrounds
Triangle in, transfer 62 is mounted on bottom plate 5, transfer 62 include strut 24, flake I 25, connection screw thread bar 26,
Flake II 27, axis I 28, axis II 29, bearing III 31, cross bar 33, bearing block II 36, bearing IV 37, axis III 38, half gear I 39, tooth
Take turns I 40, half gear II 41, gear II 42, bar shaped gear support 45, bearing VII 47, bar shaped gear I 48, gear III 49, bar shaped tooth
Take turns II 50；Bearing block II 36 is mounted on bottom plate 5 by holding screw 9, locknut 10, and bearing IV 37 is mounted on bearing block II
On 36, bearing VII 47 is mounted on duplex bearing seat 43, and axis III 38 is mounted on bearing block II by bearing IV 37, bearing VII 47
36, on duplex bearing seat 43, half gear I 39, gear I 40 are mounted on axis III 38, half gear II 41, gear II 42 be mounted on around
On wire wheel axis 35, gear I 40 is engaged with gear II 42, and shape gear support 45 is mounted on bottom by holding screw 9, locknut 10
On plate 5, bar shaped gear I 48 is mounted on bar shaped gear support 45, half gear I 39, half gear II 41 respectively with bar shaped gear I 48
Engagement, strut 24 pass through fixed pulley support plate 61 and are mounted on bottom plate 5 by locknut 10, and bearing III 31 is mounted on strut
24 tops, cross bar 33 are mounted on 24 upper end of strut by bearing III 31, sliding slot I 30, sliding slot II 32, bar shaped are offered on cross bar 33
In the end axis insertion sliding slot II 32 of gear I 48, I 25 one end of flake is connect with axis II 29, and axis II 29 is inserted into sliding slot I 30, and
By locknut 10 that axis II 29 and sliding slot I 30 is fixed, 26 one end of connection screw thread bar is connect with I 25 other end of flake, flake
II 27 other ends are connect with 26 other end of connection screw thread bar, and I 28 one end of axis is connect with II 27 one end of flake, on bar shaped gear II 50
Sliding slot III 51 is offered, I 28 other end of axis is placed in the sliding slot III 51 of bar shaped gear II 50 by locknut 10, gear III
49 are mounted on 54 top of front-wheel support, and gear III 49 is engaged with bar shaped gear II 50.
A kind of working principle for the carbon-free trolley walked using gravity as power are as follows: counterweight 13 is by the connection of cord 18 around fixed
Pulley 15, and cord is wound on reel 34, when the whereabouts of counterweight 13, reel 34 will be driven to rotate, on winding wheel shaft 35
Gear wheel 22 pinion gear 19 will be driven to rotate, so that trolley be made to travel, at the same another gear II 42 of winding wheel shaft 35 will
Band moving gear I 40 rotates, and half gear I 39 and half gear, II 41 rotation direction make on the contrary, in turn with the effect of bar shaped gear I 48
It obtains bar shaped gear I 48 to slide back and forth, in the amplitude for adjusting Trolley front wheel deflection by the sliding slot I 30 in cross bar 33, pass through
Bar shaped gear II 50 slides back and forth to be acted on gear III 49, trolley generating period is deflected, so that trolley energy
Enough get around barrier.
The utility model has the following beneficial effects:
1, the present apparatus gets rid of traditional transfer using two halves gear in turn with bar shaped gearing, so that trolley is sent out
Raw periodic deflection；
2, structure designs simple, easy processing, application easy to spread；
3, steering stability is strong, highly reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the running part mounting structure schematic diagram of the utility model；
Fig. 3 is the gear installation structure schematic diagram of the utility model；
Fig. 4 is the transfer structural schematic diagram of the utility model；
Fig. 5 is the front-wheel mounting structure schematic diagram of the utility model；
Fig. 6 is the flake structural schematic diagram of the utility model；
Fig. 7 is the fixed pulley supporting plate structure schematic diagram of the utility model；
Fig. 8 is the fixed pulley support plate mounting structure schematic diagram of the utility model；
Fig. 9 is the tripod mounting structure schematic diagram of the utility model.
Each label in figure are as follows: 1: driving wheel, 2: driving wheel fixing piece, 3: rear-wheel bearing seat I, 4: hind axle, 5: bottom plate, 6:
Driven wheel, 7: rear-wheel bearing seat II, 8: bearing block I, 9: holding screw, 10: locknut, 11: guide rod I, 12: guide rod
II, 13: counterweight, 14: tripod, 15: fixed pulley, 16: fixed pulley axis, 17: fixed pulley bearing I, 18: cord, 19: pinion gear,
20: bearing I, 21: driven wheel bearing, 22: gear wheel, 23: bearing II, 24: strut, 25: flake I, 26: connection screw thread bar, 27:
Flake II, 28: axis I, 29: axis II, 30: sliding slot I, 31: bearing III, 32: sliding slot II, 33: cross bar, 34: reel, 35: coiling
Wheel shaft, 36: bearing block II, 37: bearing IV, 38: axis III, 39: half gears I, 40: gear I, 41: half gears II, 42: gear II,
43: duplex bearing seat, 44, bearing V, 45: bar shaped gear support, 46: bearing VI, 47: bearing VII, 48: bar shaped gear I, 49:
Gear III, 50: bar shaped gear II, 51: sliding slot III, 52: bearing VIII, 53: front-wheel fixed plate, 54: front-wheel support, 55: front-wheel spiral shell
Nail, 56: front-wheel, 57: bearing Ⅸ, 58: front-wheel nut, 59: fixed pulley bearing II, 60: guide rod III, 61: fixed pulley support plate,
62: transfer.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in further detail, but the content of the utility model is not
It is limited to the range.
Embodiment 1: as shown in figs 1-9, a kind of carbon-free trolley walked using gravity as power, including driving wheel 1, driving wheel
Fixing piece 2, rear-wheel bearing seat I 3, hind axle 4, bottom plate 5, driven wheel 6, rear-wheel bearing seat II 7, bearing block I 8, holding screw 9,
Locknut 10, guide rod I 11, guide rod II 12, counterweight 13, tripod 14, fixed pulley 15, fixed pulley axis 16, fixed pulley axis
Hold I 17, cord 18, pinion gear 19, bearing I 20, driven wheel bearing 21, gear wheel 22, bearing II 23, reel 34, reel
Axis 35, duplex bearing seat 43, bearing V 44, bearing VI 46, bearing VIII 52, front-wheel fixed plate 53, front-wheel support 54, front-wheel screw
55, front-wheel 56, bearing Ⅸ 57, front-wheel nut 58, fixed pulley bearing II 59, guide rod III 60, fixed pulley support plate 61, steering dress
Set 62；Rear-wheel bearing seat I 3, rear-wheel bearing seat II 7, bearing block I 8, duplex bearing seat 43, front-wheel fixed plate 53, fixed pulley support
Plate 61 is mounted on bottom plate 5 by holding screw 9, locknut 10 respectively, and bearing I 20 is mounted on rear-wheel bearing seat II 7, axis
It holds V 44 to be mounted on rear-wheel bearing seat I 3, hind axle 4 is mounted on rear-wheel bearing seat I 3, rear-wheel by bearing I 20, bearing V 44
On bearing block II 7, pinion gear 19 is mounted on hind axle 4, and driving wheel fixing piece 2 is mounted on 4 one end of hind axle, driving wheel 1
It is mounted on 4 one end of hind axle by driving wheel fixing piece 2, driven wheel bearing 21 is mounted on 4 the other end of hind axle, driven wheel
6 are mounted on 4 the other end of hind axle by driven wheel bearing 21, and bearing II 23 is mounted on bearing block I 8, and bearing VI 46 is installed
On duplex bearing seat 43, winding wheel shaft 35 is mounted on bearing block I 8, duplex bearing seat 43 by bearing II 23, bearing VI 46
On, gear wheel 22 is mounted on winding wheel shaft 35, and gear wheel 22 is engaged with pinion gear 19, and reel 34 is mounted on winding wheel shaft 35
On, bearing VIII 52 is mounted in front-wheel fixed plate 53, and 54 top of front-wheel support is pierced by front-wheel fixed plate 53, axis by bearing VIII 52
It holds Ⅸ 57 to be mounted on front-wheel 56, front-wheel screw 55 passes through the bearing Ⅸ 57 of front-wheel support 54 and front-wheel 56, passes through front-wheel nut
For 58 fixed front-wheels 56 in 54 lower part of front-wheel support, guide rod I 11, guide rod II 12, guide rod III 60 pass through locknut respectively
10 are mounted in fixed pulley support plate 61, guide rod I 11, guide rod II 12, guide rod III 60 make counterweight 13 fall when not
It swings, tripod 14 is mounted on guide rod I 11, guide rod II 12, III 60 top of guide rod, fixed pulley bearing I 17, fixed pulley axis
It holds II 59 to be separately mounted on tripod 14, fixed pulley axis 16 is mounted on three by fixed pulley bearing I 17, fixed pulley bearing II 59
On corner bracket 14, fixed pulley 15 is mounted on fixed pulley axis 16, and counterweight 13 bypasses fixed pulley 15 by the connection of cord 18, and by cord
18 are wound on reel 34, and counterweight 13 is located in the triangle that guide rod I 11, guide rod II 12, guide rod III 60 surround, and turn to
Device 62 is mounted on bottom plate 5, transfer 62 include strut 24, flake I 25, connection screw thread bar 26, flake II 27, axis I 28,
Axis II 29, bearing III 31, cross bar 33, bearing block II 36, bearing IV 37, axis III 38, half gear I 39, gear I 40, half gear II
41, gear II 42, bar shaped gear support 45, bearing VII 47, bar shaped gear I 48, gear III 49, bar shaped gear II 50；Bearing block
II 36 are mounted on bottom plate 5 by holding screw 9, locknut 10, and bearing IV 37 is mounted on bearing block II 36, bearing VII 47
It is mounted on duplex bearing seat 43, axis III 38 is mounted on bearing block II 36, duplex bearing seat 43 by bearing IV 37, bearing VII 47
On, half gear I 39, gear I 40 are mounted on axis III 38, and half gear II 41, gear II 42 are mounted on winding wheel shaft 35, gear
I 40 engage with gear II 42, and shape gear support 45 is mounted on bottom plate 5 by holding screw 9, locknut 10, bar shaped gear I
48 are mounted on bar shaped gear support 45, and half gear I 39, half gear II 41 are engaged with bar shaped gear I 48 respectively, and strut 24 passes through
Fixed pulley support plate 61 is simultaneously mounted on bottom plate 5 by locknut 10, and bearing III 31 is mounted on 24 top of strut, and cross bar 33 is logical
It crosses bearing III 31 and is mounted on 24 upper end of strut, sliding slot I 30, sliding slot II 32, the end axis of bar shaped gear I 48 are offered on cross bar 33
It is inserted into sliding slot II 32, I 25 one end of flake is connect with axis II 29, and axis II 29 is inserted into sliding slot I 30, and will by locknut 10
Axis II 29 and sliding slot I 30 are fixed, and 26 one end of connection screw thread bar is connect with I 25 other end of flake, II 27 other end of flake with connect
The connection of 26 other end of threaded rod, I 28 one end of axis are connect with II 27 one end of flake, and sliding slot III 51 is offered on bar shaped gear II 50,
I 28 other end of axis is placed in the sliding slot III 51 of bar shaped gear II 50 by locknut 10, and gear III 49 is mounted on front-wheel branch
54 top of frame, gear III 49 are engaged with bar shaped gear II 50.
Claims (1)
1. a kind of carbon-free trolley walked using gravity as power, it is characterised in that: including driving wheel (1), driving wheel fixing piece
(2), rear-wheel bearing seat I (3), hind axle (4), bottom plate (5), driven wheel (6), rear-wheel bearing seat II (7), bearing block I (8), tight
Determine screw (9), locknut (10), guide rod I (11), guide rod II (12), counterweight (13), tripod (14), fixed pulley
(15), fixed pulley axis (16), fixed pulley bearing I (17), cord (18), pinion gear (19), bearing I (20), driven wheel bearing
(21), gear wheel (22), bearing II (23), reel (34), winding wheel shaft (35), duplex bearing seat (43), bearing V (44),
Bearing VI (46), bearing VIII (52), front-wheel fixed plate (53), front-wheel support (54), front-wheel screw (55), front-wheel (56), bearing
Ⅸ (57), front-wheel nut (58), fixed pulley bearing II (59), guide rod III (60), fixed pulley support plate (61), transfer
(62)；Rear-wheel bearing seat I (3), rear-wheel bearing seat II (7), bearing block I (8), duplex bearing seat (43), front-wheel fixed plate (53),
Fixed pulley support plate (61) is mounted on bottom plate (5) by holding screw (9), locknut (10) respectively, bearing I (20) installation
On rear-wheel bearing seat II (7), bearing V (44) is mounted on rear-wheel bearing seat I (3), hind axle (4) by bearing I (20),
Bearing V (44) is mounted on rear-wheel bearing seat I (3), on rear-wheel bearing seat II (7), and pinion gear (19) is mounted on hind axle (4),
Driving wheel fixing piece (2) is mounted on hind axle (4) one end, and driving wheel (1) is mounted on hind axle by driving wheel fixing piece (2)
(4) one end, driven wheel bearing (21) are mounted on hind axle (4) the other end, and driven wheel (6) is pacified by driven wheel bearing (21)
Mounted in hind axle (4) the other end, bearing II (23) is mounted on bearing block I (8), and bearing VI (46) is mounted on duplex bearing seat
(43) on, winding wheel shaft (35) is mounted on bearing block I (8), duplex bearing seat (43) by bearing II (23), bearing VI (46)
On, gear wheel (22) is mounted on winding wheel shaft (35), and gear wheel (22) is engaged with pinion gear (19), and reel (34) is mounted on
On winding wheel shaft (35), bearing VIII (52) is mounted on front-wheel fixed plate (53), and front-wheel support (54) top passes through bearing VIII
(52) it is pierced by front-wheel fixed plate (53), bearing Ⅸ (57) is mounted on front-wheel (56), and front-wheel screw (55) passes through front-wheel support
(54) and the bearing Ⅸ (57) of front-wheel (56) is led by front-wheel nut (58) fixation front-wheel (56) in front-wheel support (54) lower part
Fixed pulley support plate (61) are mounted on by locknut (10) respectively to bar I (11), guide rod II (12), guide rod III (60)
On, tripod (14) is mounted on guide rod I (11), guide rod II (12), at the top of guide rod III (60), fixed pulley bearing I (17),
Fixed pulley bearing II (59) is separately mounted on tripod (14), and fixed pulley axis (16) passes through fixed pulley bearing I (17), fixed pulley
Bearing II (59) is mounted on tripod (14), and fixed pulley (15) is mounted on fixed pulley axis (16), and counterweight (13) passes through cord
(18) connection bypasses fixed pulley (15), and cord (18) is wound on reel (34), counterweight (13) be located at guide rod I (11),
In the triangle that guide rod II (12), guide rod III (60) surround, transfer (62) is mounted on bottom plate (5), transfer
It (62) include strut (24), flake I (25), connection screw thread bar (26), flake II (27), axis I (28), axis II (29), bearing III
(31), cross bar (33), bearing block II (36), bearing IV (37), axis III (38), half gear I (39), gear I (40), half gear II
(41), gear II (42), bar shaped gear support (45), bearing VII (47), bar shaped gear I (48), gear III (49), bar shaped gear
II (50)；Bearing block II (36) is mounted on bottom plate (5) by holding screw (9), locknut (10), bearing IV (37) installation
On bearing block II (36), bearing VII (47) is mounted on duplex bearing seat (43), and axis III (38) passes through bearing IV (37), bearing
VII (47) are mounted on bearing block II (36), on duplex bearing seat (43), and half gear I (39), gear I (40) are mounted on axis III (38)
On, half gear II (41), gear II (42) are mounted on winding wheel shaft (35), and gear I (40) is engaged with gear II (42), shape tooth
Wheeling support (45) is mounted on bottom plate (5) by holding screw (9), locknut (10), and bar shaped gear I (48) is mounted on bar shaped
On gear support (45), half gear I (39), half gear II (41) are engaged with bar shaped gear I (48) respectively, and strut (24) passes through fixed
Pulley support plate (61) is simultaneously mounted on bottom plate (5) by locknut (10), and bearing III (31) is mounted on strut (24) top,
Cross bar (33) is mounted on strut (24) upper end by bearing III (31), offers sliding slot I (30), sliding slot II on cross bar (33)
(32), in end axis insertion sliding slot II (32) of bar shaped gear I (48), flake I (25) one end is connect with axis II (29), axis II
(29) in insertion sliding slot I (30), and axis II (29) and sliding slot I (30) are fixed by locknut (10), connection screw thread bar
(26) one end is connect with flake I (25) other end, and flake II (27) other end is connect with connection screw thread bar (26) other end, axis I
(28) one end is connect with flake II (27) one end, and sliding slot III (51) is offered on bar shaped gear II (50), and axis I (28) other end is logical
It crosses locknut (10) to be placed in the sliding slot III (51) of bar shaped gear II (50), gear III (49) is mounted on front-wheel support (54)
Top, gear III (49) are engaged with bar shaped gear II (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821439853.5U CN209204645U (en) | 2018-09-04 | 2018-09-04 | A kind of carbon-free trolley walked using gravity as power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821439853.5U CN209204645U (en) | 2018-09-04 | 2018-09-04 | A kind of carbon-free trolley walked using gravity as power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209204645U true CN209204645U (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821439853.5U Expired - Fee Related CN209204645U (en) | 2018-09-04 | 2018-09-04 | A kind of carbon-free trolley walked using gravity as power |
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| CN (1) | CN209204645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905225A (en) * | 2018-09-04 | 2018-11-30 | 昆明理工大学 | A kind of carbon-free trolley walked using gravity as power |
-
2018
- 2018-09-04 CN CN201821439853.5U patent/CN209204645U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905225A (en) * | 2018-09-04 | 2018-11-30 | 昆明理工大学 | A kind of carbon-free trolley walked using gravity as power |
| CN108905225B (en) * | 2018-09-04 | 2023-11-21 | 昆明理工大学 | Carbon-free trolley walking by taking gravity as power |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20200904 |