CN111084994B - Carbon-free trolley for controlling steering by using magnet suspension adsorption method - Google Patents
Carbon-free trolley for controlling steering by using magnet suspension adsorption method Download PDFInfo
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- CN111084994B CN111084994B CN201911377556.1A CN201911377556A CN111084994B CN 111084994 B CN111084994 B CN 111084994B CN 201911377556 A CN201911377556 A CN 201911377556A CN 111084994 B CN111084994 B CN 111084994B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
- A63H17/26—Details; Accessories
- A63H17/262—Chassis; Wheel mountings; Wheels; Axles; Suspensions; Fitting body portions to chassis
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
- A63H17/26—Details; Accessories
- A63H17/266—Movable parts other than toy figures, driven by the wheels
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H29/00—Drive mechanisms for toys in general
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Abstract
The invention belongs to the field of carbon-free trolleys, and particularly discloses a carbon-free trolley for controlling steering by using a magnet suspension adsorption method. This carbon-free dolly includes frame, running gear, drive mechanism, actuating mechanism and guiding mechanism, wherein: the traveling mechanism comprises a driving wheel, a driven wheel and a front wheel; the transmission mechanism comprises a first gear, a second gear and a driving shaft, so that the transmission of mechanical energy is realized; the driving mechanism is used for driving the driving shaft to rotate; the guide structure comprises a crank connecting rod, an incomplete gear set, a steering shaft and a magnet set, when the incomplete gear set is in a non-meshing state, the magnet set fixes a crank through adsorption, a front wheel is at a fixed angle, a walking track is an arc, when the incomplete gear set is in a meshing state, the magnet set does not adsorb, a rocker drives the front wheel to swing, and the walking track is a sine curve. The invention adopts a non-contact force locking mode, thereby not only reducing energy loss, but also realizing the buffer of the crank from dynamic state to static state, and leading the trolley to run more stably.
Description
Technical Field
The invention belongs to the field of carbon-free trolleys, and particularly relates to a carbon-free trolley for controlling steering by using a magnet suspension adsorption method.
Background
The carbon-free trolley is a trolley which converts gravitational potential energy into mechanical energy. The trolley is required to be a three-wheel mechanism, the operation field is a table tennis table top, three cylindrical wood bars are placed on the table, the placement positions are right-angled triangles, and the side length is adjustable. The trolley realizes that two cylindrical wood bars on the long side of the right angle move in an 8 shape, and any cylindrical wood bar cannot be knocked down, so that the performance of the trolley is judged according to the number of turns of running of the trolley.
The motion trail of the carbon-free trolley is in an 8 shape, so that the guide mechanism of the carbon-free trolley directly influences the running performance of the trolley. CN201910365463.0 discloses a carbon-free cart, wherein a guiding mechanism of the carbon-free cart adopts a link structure formed by connecting a first rocking bar, a second rocking bar and a steering slider, so as to control the steering of the carbon-free cart. CN201811484616.5 discloses a carbon-free dolly of S type, its steering mechanism includes crank, crank cover, sliding guide, slider base, fine setting back seat, fine setting front stall, pilot pin, micrometer divide head, pendulum rod and bearing. However, the carbon-free trolleys have the problems of complex structure, large size, heavy weight, unstable operation, low energy conversion efficiency and the like.
Disclosure of Invention
Aiming at the defects or the improvement requirements of the prior art, the invention provides the carbon-free trolley which controls the steering by using the magnet suspension adsorption method, wherein the position of the crank can be fixed by using the adsorption action through arranging the magnet group in the guide mechanism, so that the steering action of the carbon-free trolley is completed, and meanwhile, the non-contact force locking mode not only reduces the energy loss, but also can realize the buffer from the dynamic state to the static state of the crank, so that the trolley runs more stably.
In order to achieve the purpose, the invention provides a carbon-free trolley for controlling steering by using a magnet suspension adsorption method, which comprises a trolley frame, and a travelling mechanism, a transmission mechanism, a driving mechanism and a guide mechanism which are arranged on the trolley frame, wherein:
the running mechanism comprises a driving wheel, a driven wheel and a front wheel, the driving wheel is used for driving the carbon-free trolley to move forwards, the driven wheel is used for maintaining the balance of the carbon-free trolley, and the front wheel is used for driving the carbon-free trolley to steer;
the transmission mechanism comprises a first gear, a second gear and a driving shaft, the first gear is connected with the driving shaft, the second gear is connected with the driving wheel, and the driving shaft drives the first gear to rotate and transmit the rotation to the driving wheel through the second gear meshed with the first gear during working, so that the transmission of mechanical energy is realized;
the driving mechanism comprises a driving block, and the driving block converts the gravitational potential energy of the driving block into the mechanical energy of the carbon-free trolley during working so as to drive the driving shaft to rotate;
the guide structure comprises a crank connecting rod, an incomplete gear set, a steering shaft and a magnet set, the crank connecting rod comprises a crank, a connecting rod and a rocker which are sequentially connected, the rocker is used for driving the front wheel to swing, the incomplete gear set comprises an incomplete gear and a third gear, the incomplete gear is connected with the driving shaft so as to rotate under the driving of the driving shaft, the third gear is connected with the crank through the steering shaft, the magnet set is arranged on the frame and the crank, when the incomplete gear and the third gear are in a non-meshing state, the magnet set fixes the crank through adsorption, the front wheel is at a fixed angle, the walking track of the carbon-free trolley is an arc in the state, when the incomplete gear and the third gear are in a meshing state, the magnet set is not adsorbed, and the rocker drives the front wheel to swing, and in this state, the walking track of the carbon-free trolley is a sine curve, so that the movement process of the carbon-free trolley is completed in an alternating reciprocating mode.
As a further preference, the diameter of the driven wheel is smaller than the diameter of the driving wheel.
More preferably, the crank is shaped like an umbrella.
As a further preferred, the frame includes a bottom plate, and two wing side plates, a small wheel front insert and a driving block support frame fixed on the bottom plate, wherein a first magnet and a second magnet are symmetrically disposed on one side of each wing side plate close to the crank, and are used for being matched with a third magnet on the crank to adsorb, the small wheel front insert includes a bearing seat, a front wheel support and a thrust bearing, the bearing seat is fixed on the bottom plate, the front wheel support passes through the thrust bearing and is fixed on the bearing seat, and is used for mounting the front wheel, the driving block support frame includes a screw rod and a weight plate, the upper end of the screw rod is connected with the weight plate, and the lower end of the screw rod is connected with the bottom plate, and is used for mounting the driving mechanism.
As a further preferred, the driving mechanism further comprises a reel, a fixed pulley, a first flexible line and a second flexible line, the reel and the fixed pulley are respectively mounted on the weight tray, one end of the first flexible line is connected with the driving shaft, the other end of the first flexible line is wound on the reel, one end of the second flexible line is wound on the reel, the other end of the second flexible line bypasses the fixed pulley and is fixed on the driving block, when the driving block falls, the second flexible line drives the reel to rotate, and simultaneously the reel drives the driving shaft to rotate through the first flexible line, so that the gravitational potential energy of the driving block is converted into the mechanical energy of the carbon-free trolley.
As a further preference, the reel employs a stepped shaft for adjusting the torque.
As a further preferred, the carbon-free trolley further comprises a track recording mechanism for recording the running track of the carbon-free trolley.
Preferably, the track recording mechanism comprises a funnel and a writing brush, the funnel is fixed on the bottom plate and used for containing ink, and the writing brush is arranged at the bottom end of the funnel and used for drawing the running track of the carbon-free trolley.
Generally, compared with the prior art, the above technical solution conceived by the present invention mainly has the following technical advantages:
1. according to the carbon-free trolley, the guide structure is optimized, the incomplete gear set and the magnet set are matched with each other, so that the intermittent motion of the crank connecting rod is realized, when the incomplete gear set is in a non-meshed state, the position of the crank is fixed through the adsorption effect of the magnet set, and therefore the steering action of the carbon-free trolley is completed, and meanwhile, the non-contact force locking mode not only reduces energy loss, but also can realize dynamic-to-static buffering of the crank, so that the trolley can run more stably;
2. particularly, the driving wheel adopts a large wheel, the driven wheel adopts a small wheel, the best performance can be obtained during steering, the crank adopts an umbrella shape, the best dynamic balance can be achieved during the motion of the crank connecting rod, the static balance is maintained when an incomplete gear set is not meshed, and the stability of locking is enhanced; in addition, the reel adopts a stepped shaft design and can be matched with a fixed pulley to realize adjustable driving torque.
Drawings
FIG. 1 is a front view of a carbon-free cart constructed in accordance with a preferred embodiment of the present invention utilizing a magnetic levitation adsorption method to control steering;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a side view of a carbonless cart constructed in accordance with a preferred embodiment of the present invention utilizing a magnetic levitation adsorption method to control steering;
FIG. 4 is a schematic view of a walking structure, a transmission structure and a guiding structure in a carbon-free trolley constructed according to a preferred embodiment of the present invention, wherein the steering is controlled by using a magnetic levitation adsorption method;
FIG. 5 is an axial view of a carbonless cart constructed in accordance with a preferred embodiment of the present invention utilizing a magnetic levitation adsorption method to control steering;
fig. 6 is a simulated trace diagram of a carbon-free cart utilizing a magnetic levitation adsorption method to control steering constructed in accordance with a preferred embodiment of the present invention.
The same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:
1-first nut, 2-base plate, 3-two-wing side plate, 4-first gear, 5-incomplete gear, 6-drive wheel, 7-drive shaft, 8-crank, 9-magnet group, 9.1-first magnet, 9.2-second magnet, 9.3-third magnet, 10-third gear, 11-first joint bearing, 12-fourth screw, 13-second collar, 14-reel, 15-first reel axle, 16-fixed pulley, 17-second reel axle, 18-second nut, 19-weight plate, 20-ya force tube, 21-rocker, 22-third sleeve, 23-fourth nut, 24-connecting rod, 25-first collar, 26-first bearing, 27-bearing seat, 28-thrust bearing, 29-front wheel support, 30-front wheel axle, 31-second bearing, 32-front wheel, 33-set screw, 34-screw rod, 35-second screw, 36-driven wheel, 37-third bearing, 38-first screw, 39-driven wheel axle, 40-first sleeve, 41-third screw, 42-third nut, 43-driving wheel flange, 44-second gear, 45-driving wheel axle, 46-steering axle and 47-second sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 5, an embodiment of the present invention provides a carbon-free cart using a magnet suspension adsorption method to control steering, the carbon-free cart including a frame, and a traveling mechanism, a transmission mechanism, a driving mechanism, and a guiding mechanism mounted on the frame, wherein:
the frame comprises a bottom plate 2, and two wing side plates 3, a front insert of a small wheel and a driving block support frame which are fixed on the bottom plate 2, wherein the two wing side plates 3 are fixed on the bottom plate 2 through first screws 38 and first nuts 1, the front insert of the small wheel comprises a bearing seat 27, a front wheel support 29 and a thrust bearing 28, the bearing seat 27 is fixed on the bottom plate 2 through second screws 35 on two sides, a first bearing 26 is fixed on the bearing seat 27 through a first shaft sleeve 25, the front wheel support 29 passes through the thrust bearing 28 and is fixed on the bearing seat 27, the driving block support frame comprises three screw rods 34 and a weight plate 19, and the three screw rods 34 pass through an acrylic tube 20 and are matched with second nuts 18 to be respectively connected with the weight plate 19 and the bottom plate 2;
the running mechanism comprises a driving wheel 6, a driven wheel 36 and a front wheel 32, the driving wheel 6 is connected with a driving wheel flange 43 through a third nut 42 and a third screw 41, the driving wheel flange 43 is arranged on a driving wheel shaft 45 and is used for driving the carbon-free trolley to move forwards, the driven wheel 36 is arranged on a driven wheel shaft 39 in a matching way and is used for maintaining the balance of the carbon-free trolley, the front wheel 32 is arranged on the front wheel shaft 30 through a front wheel shaft 30, a second bearing 31 and a set screw 33, the front wheel shaft 30 is fixed on a front wheel bracket 29 and is used for driving the carbon-free trolley to turn, when the carbon-free trolley moves forwards in a curve, the two wheels must generate differential speed, if the two wheels are synchronously driven, the wheels and the ground generate sliding friction, so that the track cannot be determined, the analysis and design cannot be effectively carried out, and the trolley is easy to turn over, the single wheel drive is adopted by the invention, the driving track is closer to the theoretical calculation;
the transmission mechanism comprises a first gear 4, a second gear 44 and a driving shaft 7, the first gear 4 is connected with the driving shaft 7, the second gear 44 is connected with a driving wheel 6, the driving shaft 7 penetrates through a third bearing 37 and is fixed between the two wing side plates 3 through a first sleeve 40, the driving shaft 7 drives the first gear 4 to rotate during working and transmits the rotation to the driving wheel 6 through the second gear 44 meshed with the first gear, so that the transmission of mechanical energy is realized, and the invention adopts gear transmission and has the advantages of stable and reliable transmission, high transmission efficiency and long service life because the power and speed range of the gear transmission is large, the gear profile is a specific curve and the instantaneous transmission ratio is constant;
the driving mechanism comprises a driving block, a reel 14, a fixed pulley 16, a first flexible line and a second flexible line, a first reel shaft 15 is installed on a weight tray 19 through the reel 14, the reel 14 is fixed through a second shaft sleeve 13, a second reel shaft 17 is installed on the weight tray 19 through the fixed pulley 16, one end of the first flexible line is connected with the driving shaft 7, the other end of the first flexible line is wound on the reel 14, one end of the second flexible line is wound on the reel 14, the other end of the second flexible line is fixed on the driving block through the fixed pulley 16, when the driving block falls, the second flexible line drives the reel 14 to rotate, the reel 14 drives the driving shaft 7 to rotate through the first flexible line, and therefore the gravitational potential energy of the driving block is converted into the mechanical energy of the carbon-free trolley;
the guide structure comprises a crank connecting rod, an incomplete gear set, a steering shaft 46 and a magnet set 9, the crank connecting rod comprises a crank 8, a connecting rod 24 and a rocker 21 which are sequentially connected, the crank 8 is fixed on the steering shaft 46 through a second shaft sleeve 47, the connecting rod 24 is connected with the crank 8 through a first joint bearing 11 and a fourth screw 12, one end of the rocker 21 is connected with the connecting rod 24 through a fourth nut 23, a third sleeve 22 and a second joint bearing, the other end of the rocker 21 is connected with a front wheel bracket 29, the incomplete gear set comprises an incomplete gear 5 and a third gear 10, the incomplete gear 5 is connected with a driving shaft 7 so as to rotate under the driving of the driving shaft 7, the third gear 10 is connected with the crank 8 through the steering shaft 46, the magnet set 9 is arranged on the frame and the crank 8, the first magnet 9.1 and the second magnet 9.2 are horizontally and equidistantly arranged on one side, close to the crank 8, of the two wing, the third magnet 9.3 is arranged on the crank 8, when the incomplete gear 5 and the third gear 10 are in a non-meshing state, the magnet group 9 fixes the crank 8 through adsorption, so that the rocker 21 does not swing, the front wheel 32 is at a fixed angle, the walking track of the carbon-free trolley in the state is an arc, when the incomplete gear 5 and the third gear 10 are in a meshing state, the magnet group 9 does not adsorb, the rocker 21 drives the front wheel 32 to swing, the walking track of the carbon-free trolley in the state is a sine curve, and the motion process of the carbon-free trolley is completed through alternation of the two states.
More specifically, in order to make the front wheel of the carbon-free trolley run to obtain an 8-shaped motion track, the front wheel 32 of the carbon-free trolley needs to swing according to a certain regular interval, and the intermittent ratio controllability of the incomplete gear set is higher when the incomplete gear set moves intermittently, so that the requirement of the carbon-free trolley is met; meanwhile, the crank connecting rod can avoid the quick return characteristic, so that the moving tracks are nearly symmetrical, and the reliability of the moving tracks is improved; when the incomplete gear 5 and the third gear 10 are in a non-meshed state, the position of the crank 8 is not controllable any more, so that steering of the incomplete gear set needs to be controlled, steering is controlled by a magnet suspension adsorption method, simplicity and effectiveness are achieved, and energy loss can be reduced by using a non-contact force to restrain the crank 8.
Further, the diameter of the driven wheel 36 is smaller than that of the driving wheel 6, so that the best performance is achieved when the carbon-free trolley turns;
the reel adopts the design of step shaft to realize that drive torque is adjustable, when needing different moments, can choose for use different step shaft collocation.
Further, the crank 8 is shaped like an umbrella and the material and dimensions of the crank 8 are determined in combination with the mass of the connecting rod 24 in the crank connecting rod to achieve the best dynamic balance during the motion of the crank connecting rod, the material of the crank 8 can be selected from copper, aluminum, alloy and the like, and in a preferred embodiment of the invention, the crank 8 is made of copper and has a thickness of 5 mm.
Further, the carbon-free trolley further comprises a track recording mechanism for recording the running track of the carbon-free trolley, the track recording mechanism comprises a funnel and a writing brush, the funnel is fixed on the bottom plate 2 and used for containing ink, and the writing brush is arranged at the bottom end of the funnel and used for drawing the running track of the carbon-free trolley.
The method for determining the starting scheme of the carbon-free trolley comprises the following steps: the path of the vehicle is periodic, always circular-arc-transition-circular-arc, with the front wheel 32 being the standard, the front wheel 32 being turned to the maximum angle and then placed at the beginning of the circular arc (i.e., A, B, C, D in fig. 6). And regarding the operation of the coordinates at the beginning of the circular arc, the starting point coordinates can be determined by taking the barrier as the origin of coordinates and according to the size of the radius and the length of the circular arc, the starting point coordinates are determined and then are positioned through coordinate paper, and the positioning is finished by placing a carbon-free trolley.
The carbon-free trolley utilizing the magnet suspension adsorption method to control steering provided by the invention comprises the following working processes:
(a) in the initial stage, the driving block is positioned among the three screw rods 34, the crank 8 is in a horizontal state, the third magnet 9.3 is adsorbed with the first magnet 9.1, and the trolley is positioned at the point A in the figure 6;
(b) after the carbon-free trolley is loosened, the driving block slowly falls in the three screw rods 34, the driving block drives the winding wheel 14 to rotate through the second flexible line, the winding wheel 14 drives the driving shaft 7 to rotate through the first flexible line, the first gear 4 on the driving shaft 7 is meshed with the second gear 44 on the driving shaft 45, the driving shaft 45 drives the driving wheel 6 to rotate, and the carbon-free trolley is started;
(c) in the stage from arc a to arc B in fig. 6, the incomplete gear set (incomplete gear 5 and third gear 10) is in a non-meshing state, the crank 8 is in a horizontal state, the third magnet 9.3 is adsorbed to the first magnet 9.1, the crank 8 does not rotate, the rocker 21 does not swing, the front wheel 32 is in a fixed angle, and therefore the carbon-free trolley turns at a fixed angle, and the walking track is an arc;
(d) in the stage from curve B to curve D in fig. 6, the incomplete gear set (incomplete gear 5 and third gear 10) is in a meshed state, the crank 8 rotates, the rocker 21 drives the front wheel 32 to swing, and the carbon-free trolley walking track is a sine curve.
(e) In the stage from curve D to C in fig. 6, the incomplete gear set (incomplete gear 5 and third gear 10) is in a non-meshing state, the crank is in a horizontal state, the third magnet 9.3 is attracted to the second magnet 9.2, the crank 8 does not rotate, the rocker 21 does not swing, the front wheel 32 is in a fixed angle, the trolley turns at a fixed angle, and the walking track is an arc.
(f) In the stage from curve C to curve a in fig. 6, the incomplete gear set (incomplete gear 5 and third gear 10) is in a meshed state, the crank 8 rotates, the rocker 21 drives the front wheel 32 to swing, and the trolley travelling track is a sine curve.
(g) The carbon-free trolley runs in a track ABDCA cycle until the drive block falls on the bottom plate 2.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides an utilize carbonless dolly of magnet suspension adsorption method control steering which characterized in that, this carbonless dolly includes the frame and installs running gear, drive mechanism, actuating mechanism and guiding mechanism on the frame, wherein:
the running mechanism comprises a driving wheel (6), a driven wheel (36) and a front wheel (32), the driving wheel (6) is used for driving the carbon-free trolley to move forwards, the driven wheel (36) is used for maintaining the balance of the carbon-free trolley, and the front wheel (32) is used for driving the carbon-free trolley to steer;
the transmission mechanism comprises a first gear (4), a second gear (44) and a driving shaft (7), the first gear (4) is connected with the driving shaft (7), the second gear (44) is connected with the driving wheel (6), and the driving shaft (7) drives the first gear (4) to rotate and transmit the rotation to the driving wheel (6) through the second gear (44) meshed with the first gear during operation, so that the transmission of mechanical energy is realized;
the driving mechanism comprises a driving block, and during work, the gravitational potential energy of the driving block is converted into the mechanical energy of the carbon-free trolley to drive the driving shaft (7) to rotate;
the guide mechanism comprises a crank connecting rod, an incomplete gear set, a steering shaft (46) and a magnet set (9), the crank connecting rod comprises a crank (8), a connecting rod (24) and a rocker (21) which are sequentially connected, the rocker (21) is utilized to drive the front wheel (32) to swing, the incomplete gear set comprises an incomplete gear (5) and a third gear (10), the incomplete gear (5) is connected with the driving shaft (7) so as to rotate under the driving of the driving shaft (7), the third gear (10) is connected with the crank (8) through the steering shaft (46), the magnet set (9) is arranged on the frame and the crank (8), and when the incomplete gear (5) and the third gear (10) are in a non-meshing state, the crank (8) is fixed through adsorption by the magnet set (9), the front wheel (32) is at a fixed angle, the walking track of the carbon-free trolley is in an arc shape in the state, when the incomplete gear (5) and the third gear (10) are in a meshed state, the magnet group (9) does not adsorb, the rocker (21) drives the front wheel (32) to swing, and the walking track of the carbon-free trolley is in a sine curve in the state, so that the carbon-free trolley alternately reciprocates to complete the motion process of the carbon-free trolley.
2. The carbon-free trolley for controlling steering by using the magnetic levitation adsorption method as claimed in claim 1, wherein the diameter of the driven wheel (36) is smaller than that of the driving wheel (6).
3. The carbon-free trolley for controlling steering by using the magnetic levitation adsorption method as claimed in claim 1, wherein the crank (8) is shaped like an umbrella.
4. The carbon-free trolley using the magnet suspension adsorption method to control steering according to claim 1, wherein the trolley frame comprises a bottom plate (2), two wing side plates (3) fixed on the bottom plate (2), a small wheel front insert and a driving block support frame, wherein a first magnet (9.1) and a second magnet (9.2) are symmetrically arranged on one side of the two wing side plates (3) close to the crank (8) and are used for being matched with a third magnet (9.3) on the crank (8) for adsorption, the small wheel front insert comprises a bearing seat (27), a front wheel support (29) and a thrust bearing (28), the bearing seat (27) is fixed on the bottom plate (2), the front wheel support (29) passes through the thrust bearing (28) and is fixed on the bearing seat (27) for mounting the front wheel (32), the driving block support frame comprises a screw rod (34) and a weight plate (19), the upper end of the screw rod (34) is connected with the weight tray (19), and the lower end of the screw rod is connected with the bottom plate (2) and used for installing the driving mechanism.
5. The carbon-free trolley controlled to steer by using the magnetic levitation adsorption method as claimed in claim 4, the drive mechanism further comprises a reel (14), a fixed pulley (16), a first flexible line and a second flexible line, the reel (14) and the fixed pulley (16) are respectively arranged on the weight tray (19), one end of the first flexible line is connected with the driving shaft (7), the other end of which is wound on the reel (14), one end of the second flexible thread is wound on the reel (14), the other end of the flexible wire is fixed on the driving block by bypassing the fixed pulley (16), when the driving block falls, the second flexible wire drives the reel (14) to rotate, meanwhile, the reel (14) drives the driving shaft (7) to rotate through the first flexible line, so that the gravitational potential energy of the driving block is converted into the mechanical energy of the carbon-free trolley.
6. The carbon-free trolley using the magnetic levitation adsorption method for steering control as claimed in claim 5, wherein the reel (14) employs a stepped shaft for adjusting torque.
7. The carbon-free trolley controlled to steer by using the magnetic levitation adsorption method as claimed in claim 4, wherein the carbon-free trolley further comprises a track recording mechanism for recording a running track of the carbon-free trolley.
8. The carbon-free trolley with steering controlled by using the magnetic levitation adsorption method as claimed in claim 7, wherein the track recording mechanism comprises a funnel and a writing brush, the funnel is fixed on the bottom plate (2) and used for containing ink, and the writing brush is arranged at the bottom end of the funnel and used for drawing the running track of the carbon-free trolley.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911377556.1A CN111084994B (en) | 2019-12-27 | 2019-12-27 | Carbon-free trolley for controlling steering by using magnet suspension adsorption method |
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| CN201911377556.1A CN111084994B (en) | 2019-12-27 | 2019-12-27 | Carbon-free trolley for controlling steering by using magnet suspension adsorption method |
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| CN111084994A CN111084994A (en) | 2020-05-01 |
| CN111084994B true CN111084994B (en) | 2021-02-09 |
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| CN112476708B (en) * | 2020-11-27 | 2022-01-07 | 鄂尔多斯市永大成环保建材有限公司 | Aerated concrete block tamping device capable of being filled circularly |
| CN113288682B (en) * | 2021-07-08 | 2023-11-21 | 曾杰 | Patient lying table for ophthalmic surgery |
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| US5951362A (en) * | 1997-06-20 | 1999-09-14 | Penta Blesses Enterprises | Safety high speed electric toy vehicle |
| CN206183974U (en) * | 2016-10-31 | 2017-05-24 | 江西理工大学 | Line drives tricycle carbon -free trolley who turns to away " 8 " font |
| CN106345125B (en) * | 2016-10-31 | 2022-08-30 | 江西理工大学 | Three-wheel carbon-free trolley with line-driven steering-walking 8-shaped |
| CN206183981U (en) * | 2016-11-09 | 2017-05-24 | 中南林业科技大学 | Go up downhill path carbon -free trolley's gear shift and sliding mechanism |
| CN206252842U (en) * | 2016-12-09 | 2017-06-16 | 华北电力大学 | A kind of carbon-free trolley |
| CN109045722A (en) * | 2018-09-20 | 2018-12-21 | 安阳工学院 | A kind of carbon-free trolley of the intelligent avoidance based on ultrasonic listening |
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