CN112389131B - Shockproof gravity caster - Google Patents
Shockproof gravity caster Download PDFInfo
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- CN112389131B CN112389131B CN202011282578.2A CN202011282578A CN112389131B CN 112389131 B CN112389131 B CN 112389131B CN 202011282578 A CN202011282578 A CN 202011282578A CN 112389131 B CN112389131 B CN 112389131B
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- Prior art keywords
- rolling
- shockproof
- spring
- motor
- wheel body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0028—Construction of wheels; methods of assembling on axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
- B60B33/0084—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on axle end
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/131—Vibrations
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Handcart (AREA)
Abstract
The invention discloses a shockproof gravity caster and aims to provide a shockproof gravity caster which can automatically play a shockproof role. The rolling device comprises a flat plate, a fixing frame and a wheel body, wherein two rolling bearings I are installed on the wheel body, one rolling bearing is respectively arranged on the left outer side surface and the right outer side surface of the wheel body, the rolling bearing I is provided with a rolling rod, the rolling rod is communicated with the wheel body, the two ends of the rolling rod are respectively connected with the two rolling bearings I, the flat plate and the rolling bearing I are both connected with the fixing frame, the outer side surface of the wheel body is provided with a plurality of rolling wheels, the rolling wheels are provided with rolling bearings II, the rolling bearings II are provided with springs I, and the springs I are connected with the rolling rods. The invention has the beneficial effects that: the first spring, the second rolling bearing and the roller can achieve the aim of automatically playing a role in shock resistance; the compression spring plays a role in bearing gravity and buffering; the generator, the single chip microcomputer I, the loudspeaker, the spring I and the spring II reach the prompt of whether the generator is in a working state or not; the pedal, the brake shoe and the motor play a braking role.
Description
Technical Field
The invention relates to the technical field of casters, in particular to a shockproof gravity caster.
Background
The application of the truckle is very extensive, the truckle can almost not leave in every industry, the truckle can be installed with the bottom of various articles so that remove, if can install with the bottom of various articles such as sick bed, equipment, suitcase, shallow, cupboard, the structure of present truckle is more traditional at present, in the use, especially on rugged plane, can make the article of installing produce the bounce because of not having better shockproof design in rugged place, not only have adverse effect to the structure of the article of installing, but also can let the article of installing carry and have the probability that the article has the loss of falling, it is very inconvenient.
Disclosure of Invention
The invention provides a shockproof gravity caster which can automatically play a shockproof role in order to overcome the defect that the caster in the prior art has no better shockproof design and has adverse effect on the mounted objects.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a shockproof gravity truckle, includes flat board, mount and wheel body, the wheel body on install two antifriction bearing one, antifriction bearing one arrange in the wheel body respectively on two lateral surfaces of the left and right sides, antifriction bearing one be equipped with the roll bar, roll bar and wheel body intercommunication, the both ends of roll bar are connected with two antifriction bearing one respectively, flat board and antifriction bearing one all be connected with the mount, the lateral surface of wheel body on be equipped with a plurality of gyro wheel, the gyro wheel on install antifriction bearing two, antifriction bearing two on install spring one, spring one be connected with the roll bar.
The outer frame of the gravity caster can be formed by the flat plates, the fixing frame and the caster body which are connected, the rolling rods which are connected through the rolling bearings which are respectively arranged on the left outer side surface and the right outer side surface of the caster body can drive the rolling rods which are communicated with the rolling bearings to rotate along with the rolling bearings due to the rotation of the rollers on the outer side surfaces of the caster body when the caster rolls, when the caster rolls on a plane with uneven surfaces, the springs mounted on the rolling rods can automatically spring, the rolling bearings on the roller connected with the springs can drive the roller to spring outwards, so that the caster body can be stably passed, and the condition of jumping is not suddenly generated, so that the purpose of independently playing the shockproof effect is achieved.
Preferably, the rolling rod is provided with a connecting block, a first single chip microcomputer and a loudspeaker, a plurality of springs are arranged in the connecting block, the positions of the springs correspond to the positions of the springs, the springs and the springs are connected with the connecting block, the first single chip microcomputer is arranged between the rolling rod and the connecting block, a first switch is arranged on the first single chip microcomputer, a hard block is arranged on the connecting block, the positions of the hard block correspond to the positions of the switches, the loudspeaker is electrically connected with the first single chip microcomputer through the first switch, and the first single chip microcomputer is connected with an external power supply. The design can let under the drive of the connecting block of connecting it through spring one and spring two like this the switch one of the singlechip one on the roll rod can present with the connecting block on the hard piece touching form of installation or break away from the touching form, so alright with let through switch one with the removable work of loudspeaker or the rest form of singlechip electricity connection.
Preferably, the device further comprises a plurality of compression springs, the rolling bearing I and the fixing frame are both connected with the compression springs, the rolling bearing I is provided with a pressure sensor and a singlechip II, one of the compression springs is connected with the pressure sensor, the horn and the pressure sensor are both electrically connected with the singlechip II, and the singlechip II is connected with an external power supply. The compression spring connected with the fixing frame through the rolling bearing I can enable the fixing frame to bear the gravity when an object is arranged on the fixing frame, meanwhile, the buffering effect can be achieved on the installed object driven by the caster, when the pressure sensor connected with one compression spring bears the pressure on the compression spring, the received pressure value is transmitted to the singlechip II, the singlechip II is designed to bear the maximum value of the pressure, and if the maximum value is exceeded, a horn electrically connected with the singlechip can send a prompt sound.
Preferably, the fixed frame is provided with a generator, the generator is connected with the rolling rod, and the first single chip microcomputer and the second single chip microcomputer are both electrically connected with the generator. The generator connected with the rolling rod can convert mechanical energy into electric energy through the rotation of the rolling rod, and the converted electric energy provides working energy for the single chip microcomputer I and the single chip microcomputer II.
Preferably, the outer side surface of the wheel body is provided with a rolling groove, one end of the roller is arranged in the rolling groove, and the other end of the roller is arranged outside the rolling groove. The design can let one end arrange the roll inslot in through the roll groove on the lateral surface of wheel body like this, and the gyro wheel that the roll inslot was arranged in to the other end receives spacing can not rock at will.
Preferably, a protective layer is arranged on the outer side surface of the roller, the protective layer is made of soft materials, and the protective layer is in contact with the roller. The protective layer on the lateral surface through the gyro wheel of design plays the protection to the gyro wheel like this, reduces the probability that the gyro wheel received external influence, and the protective layer is soft materials and then makes things convenient for the gyro wheel roll during operation, through position about can automatically regulated when contacting unevenness's plane.
Preferably, the diameters of the cross sections of the left end and the right end of the rolling rod are larger than the diameters of the cross sections of other positions of the rolling rod, a brake shoe is arranged on the rolling rod and is arranged between the rolling rod and the first rolling bearing, the brake shoe is sleeved with the rolling rod, a motor is arranged on the fixing frame, and the brake shoe is connected with the motor. The design plays a braking role on the sleeved rolling rod when the motor connected with the rolling rod is manually controlled through the brake rubber on the rolling rod, and the diameter of the cross section of the left end and the diameter of the cross section of the right end of the rolling rod are larger than the diameter of the cross section of the other positions of the rolling rod, so that the brake rubber is prevented from being separated from the rolling rod.
Preferably, the motor and the generator are both provided with a protection box, the motor and the generator are both arranged in the protection box, the protection box is made of insulating materials, the protection box outside the motor and the generator is designed to prevent the motor and the generator from being damaged by external influences, and the protection box is made of insulating materials to limit outflow of current generated by the generator.
Preferably, the motor is provided with a second switch, the second switch is arranged on the outer side surface of the motor, the motor further comprises a pedal, one end of the pedal is connected with the second switch, and the distance between the other end of the pedal and the motor is smaller than the distance between the bottom end of the protective layer and the motor. The design makes switch two on the lateral surface of motor that is connected with it start the work of motor through pedal footboard like this, and the distance of the other end of pedal footboard and motor is less than the distance of protective layer bottom and motor then has guaranteed that the during operation running-board can not touch the article below the protective layer bottom.
Preferably, the inner side surface of the flat plate is provided with a third spring and a limiting plate, the inner side surface of the flat plate and the inner side surface of the fixing frame are both connected with the third spring, the limiting plate comprises a plurality of limiting plates, the limiting plates are uniformly arranged on the flat plate, and the distance between the limiting plates and the flat plate at the joint is greater than the distance between the top surface of the protection box and the top surface of the fixing frame. The spring that the medial surface of design through dull and stereotyped and the medial surface of mount are connected plays the cushioning effect like this, and evenly install a plurality of limiting plate on the flat board and the distance of limiting plate and dull and stereotyped junction is greater than the distance of guard box top surface and mount top surface and then when dull and stereotyped pressurized, the top surface of mount can directly touch in the bottom of limiting plate, so can prevent dull and stereotyped whereabouts too much and touch the guard box, lets the guard box harm to some extent.
The invention has the beneficial effects that: the purpose of self-supporting shockproof effect can be achieved through the spring I, the rolling bearing II and the roller; the compression spring plays a role in bearing gravity and buffering; whether the generator is in a working state or not is prompted through the generator, the single chip microcomputer I, the loudspeaker, the spring I and the spring II; the pedal, the brake shoe and the motor play a braking role.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the footrest of the present invention;
FIG. 3 is a schematic view of the structure of the rolling groove of the present invention;
FIG. 4 is a schematic view of the structure of the roller of the present invention;
FIG. 5 is a schematic structural view of the brake shoe of the present invention;
fig. 6 is a schematic view of the structure of the connector block of the present invention.
In the figure: 1. the device comprises a flat plate, 2, a fixing frame, 3, a wheel body, 4, a roller, 5, a rolling groove, 6, a rolling bearing II, 7, a rolling bearing I, 8, a rolling rod, 9, a spring III, 10, a spring I, 11, a protective layer, 12, a brake shoe, 13, a motor, 14, a connecting block, 15, a single chip microcomputer I, 16, a hard block, 17, a switch I, 18, a loudspeaker, 19, a generator, 20, a spring II, 21, a compression spring, 22, a switch II, 23, a pedal plate, 24, a protective box, 25, a pressure sensor, 26, a single chip microcomputer II, 27 and a limiting plate.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1 and 3, the shockproof gravity caster comprises a flat plate 1, a fixed frame 2 and a wheel body 3, wherein two rolling bearings 7 are mounted on the wheel body 3, the rolling bearings 7 are respectively arranged on the left outer side surface and the right outer side surface of the wheel body 3, the rolling bearings 7 are provided with rolling rods 8, the rolling rods 8 are communicated with the wheel body 3, two ends of each rolling rod 8 are respectively connected with the two rolling bearings 7, the flat plate 1 and the rolling bearings 7 are both connected with the fixed frame 2, as shown in fig. 4, a plurality of rollers 4 are arranged on the outer side surfaces of the wheel body 3, rolling bearings 6 are mounted on the rollers 4, springs 10 are mounted on the rolling bearings 6, and the springs 10 are connected with the rolling rods 8. As shown in fig. 6, a connecting block 14, a first single chip microcomputer 15 and a loudspeaker 18 are mounted on a rolling rod 8, a plurality of second springs 20 are mounted in the connecting block 14, the positions of the second springs 20 correspond to the positions of the first springs 10, the first springs 10 and the second springs 20 are both connected with the connecting block 14, the first single chip microcomputer 15 is arranged between the rolling rod 8 and the connecting block 14, a first switch 17 is mounted on the first single chip microcomputer 15, a hard block 16 is mounted on the connecting block 14, the position of the hard block 16 corresponds to the position of the first switch 17, the loudspeaker 18 is electrically connected with the first single chip microcomputer 15 through the first switch 17, and the first single chip microcomputer 15 is connected with an external power supply. The fixed frame 2 is provided with a generator 19, the generator 19 is connected with the rolling rod 8, and the single chip microcomputer 15 is electrically connected with the generator 19. The novel rolling bearing device is characterized by further comprising a plurality of compression springs 21, the rolling bearing I7 and the fixing frame 2 are connected with the compression springs 21, the rolling bearing I7 is provided with a pressure sensor 25 and a second single chip microcomputer 26, one of the compression springs 21 is connected with the pressure sensor 25, the loudspeaker 18 and the pressure sensor 25 are electrically connected with the second single chip microcomputer 26, and the second single chip microcomputer 26 is connected with an external power supply. The fixed frame 2 is provided with a generator 19, the generator 19 is connected with the rolling rod 8, and the first single chip microcomputer 15 and the second single chip microcomputer 26 are both electrically connected with the generator 19. The outer side surface of the wheel body 3 is provided with a rolling groove 5, one end of the roller 4 is arranged in the rolling groove 5, and the other end of the roller 4 is arranged outside the rolling groove 5. The outer side surface of the roller 4 is provided with a protective layer 11, the protective layer 11 is made of soft materials, and the protective layer 11 is in contact with the roller 4. The diameter of the cross section of the left end and the right end of the rolling rod 8 is larger than the diameter of the cross section of the other positions of the rolling rod 8, as shown in fig. 5, a brake shoe 12 is arranged on the rolling rod 8, the brake shoe 12 is arranged between the rolling rod 8 and the first rolling bearing 7, the brake shoe 12 is sleeved with the rolling rod 8, a motor 13 is arranged on the fixing frame 2, and the brake shoe 12 is connected with the motor 13. The motor 13 and the generator 19 are both provided with a protection box 24, the motor 13 and the generator 19 are both arranged in the protection box 24, and the protection box 24 is made of insulating materials. The motor 13 is provided with a second switch 22, the second switch 22 is arranged on the outer side surface of the motor 13, as shown in fig. 2, the electric vehicle further comprises a pedal 23, one end of the pedal 23 is connected with the second switch 22, and the distance between the other end of the pedal 23 and the motor 13 is smaller than the distance between the bottom end of the protective layer 11 and the motor 13. Be equipped with three 9 of springs and limiting plate 27 on dull and stereotyped 1 inboard side, dull and stereotyped 1's medial surface and mount 2's medial surface all are connected with three 9 of springs, and limiting plate 27 contains a plurality of, and a plurality of limiting plate 27 evenly installs on dull and stereotyped 1, and the distance of limiting plate 27 and dull and stereotyped 1's junction is greater than the distance of guard box 24 top surface and mount 2 top surface.
When the shockproof gravity caster drives the installed object to transfer the object, firstly, the connection between the flat plate 1 and the installed object is made, then the object to be transferred is put in from the installed object, wherein the compression spring 21 connected between the rolling bearing I7 and the fixing frame 2 and the spring III 9 connected between the inner side surface of the flat plate 1 and the inner side surface of the fixing frame 2 play a role in buffering and bearing at any moment, meanwhile, the buffering effect can be played on the installed object driven by the caster, when the pressure sensor 25 connected with one compression spring 21 bears the pressure on the compression spring 21, the received pressure value is transmitted to the singlechip II 26, of course, the singlechip II 26 has the maximum value of the designed bearing pressure, if the maximum value exceeds the value, the horn 18 electrically connected with the singlechip II 26 can use the power supply generated by the generator 19 electrically connected with the singlechip II 26 to generate a prompt sound, certainly, a plurality of limit plates 27 are uniformly arranged on the flat plate 1, and the distance between the connection part of the limit plates 27 and the flat plate 1 is greater than the distance between the top surface of the protection box 24 and the top surface of the fixed frame 2, so that when the flat plate 1 is pressed, the bottom ends of the limit plates 27 can directly touch the top surface of the fixed frame 2, so that the flat plate 1 can be prevented from falling too much and touching the protection box 24, the protection box 24 is damaged, and then the transferred articles are started to work, in the working process, if the work needs to be stopped, the pedal 23 with the distance from the motor 13 less than the distance from the bottom end of the protection layer 11 to the motor 13 can be stepped on by feet, the switch two 22 arranged on the outer side surface of the motor 13 can be started to work in time under the work of the pedal 23, so that the brake shoe 12 connected with the motor 13 and arranged between the rolling rod 8 and the rolling bearing one 7 can start the braking action on the sleeved rolling rod 8, the diameters of the cross sections of the left end and the right end of the rolling rod 8 are larger than those of the cross sections of other positions of the rolling rod 8, so that the effect of preventing the brake shoe 12 from being separated from the rolling rod 8 is achieved, and the safety is realized.
Then in the transfer work, can touch unevenness's plane in the inevitable, a plurality of gyro wheel 4 on the lateral surface of wheel body 3 just can follow planar unsmooth state and the automatic spring of spring 10 that the antifriction bearing two 6 that is installing is connected is opened under, so can let the wheel body 3 steady degree do not produce the condition of beating suddenly, so just reach the purpose that can independently play shockproof efficiency, protective layer 11 on the lateral surface of gyro wheel 4 is then to the protection of gyro wheel 4, reduce the probability that gyro wheel 4 receives external influence, and protective layer 11 is soft material and makes things convenient for when gyro wheel 4 rolls the work, through automatically regulated upper and lower position when contacting unevenness's plane, it is comprehensive reliable, protective layer 11 here can use cotton goods, not only safety still can not restrict gyro wheel 4 work.
Generally speaking, the shockproof gravity caster working on a plane is stable and has no special state, but when a rolling bearing II 6 and a spring I10 connected with a rolling rod 8 fall off and are not in a normal state, a spring II 20 arranged in a connecting block 14 and corresponding to the spring I10 is automatically sprung open to drive a hard block 16 on the connecting block 14 to be separated from the touch with a switch I17 of a singlechip I15 arranged on the rolling rod 8, a horn 18 electrically connected with the singlechip I15 through the switch I17 gives a prompt sound, the energy of the sound of the horn 18 is provided by a generator 19 electrically connected with the singlechip I15, the generator 19 is connected with the rolling rod 8, and in the rolling process of the rolling rod 8, the generator 19 can convert mechanical energy into electric energy to provide working energy of the singlechip I15.
The outer side surfaces of the motor 13 and the generator 19 are required to be sleeved with the protection box 24, the protection box 24 is required to be made of insulating materials, so that the effect of preventing the motor 13 and the generator 19 from being damaged by external influence is achieved, the effect of limiting outflow of current generated by the generator 19 is achieved, the protection box 24 can be made of wood materials, and the protection box is insulated and simultaneously is firmly pressed.
Claims (8)
1. A shockproof gravity caster is characterized by comprising a flat plate (1), a fixing frame (2) and a wheel body (3), wherein two rolling bearings (7) are mounted on the wheel body (3), the rolling bearings (7) are respectively arranged on the left outer side surface and the right outer side surface of the wheel body (3), the rolling bearings (7) are provided with rolling rods (8), pressure sensors (25), a singlechip II (26) and a plurality of compression springs (21), the rolling rods (8) are communicated with the wheel body (3), two ends of each rolling rod (8) are respectively connected with the two rolling bearings I (7), the flat plate (1) is connected with the fixing frame (2), a plurality of rollers (4) are arranged on the outer side surfaces of the wheel body (3), the rollers (4) are provided with rolling bearings II (6), the rolling bearings II (6) are provided with springs I (10), the spring I (10) is connected with the rolling rod (8), the rolling rod (8) is provided with a connecting block (14), a single chip microcomputer I (15) and a loudspeaker (18), the connecting block (14) is internally provided with a plurality of spring II (20), the position of the spring II (20) corresponds to the position of the spring I (10), the spring I (10) and the spring II (20) are both connected with the connecting block (14), the single chip microcomputer I (15) is arranged between the rolling rod (8) and the connecting block (14), the single chip microcomputer I (15) is provided with a switch I (17), the connecting block (14) is provided with a hard block (16), the position of the hard block (16) corresponds to the position of the switch I (17), the loudspeaker (18) is electrically connected with the single chip microcomputer I (15) through the switch I (17), and the single chip microcomputer I (15) is connected with an external power supply, the rolling bearing I (7) and the fixing frame (2) are connected with the compression spring (21), one compression spring (21) is connected with the pressure sensor (25), the horn (18) and the pressure sensor (25) are electrically connected with the singlechip II (26), and the singlechip II (26) is connected with an external power supply.
2. The shockproof gravity caster wheel as claimed in claim 1, wherein the fixed frame (2) is provided with a generator (19), the generator (19) is connected with the rolling rod (8), and the single chip microcomputer (15) and the single chip microcomputer (26) are both electrically connected with the generator (19).
3. The shockproof gravity caster wheel as claimed in claim 1, wherein the outer side surface of the wheel body (3) is provided with a rolling groove (5), one end of the roller (4) is arranged in the rolling groove (5), and the other end of the roller (4) is arranged outside the rolling groove (5).
4. A shock-resistant gravity caster according to claim 3, wherein said roller (4) is provided on its outer side with a protective layer (11), said protective layer (11) being of a soft material, said protective layer (11) being in contact with said roller (4).
5. The shockproof gravity caster according to claim 1, wherein the diameter of the cross section of the left end and the right end of the rolling rod (8) is larger than the diameter of the cross section of the other positions of the rolling rod (8), the rolling rod (8) is provided with a brake shoe (12), the brake shoe (12) is arranged between the rolling rod (8) and the first rolling bearing (7), the brake shoe (12) is sleeved with the rolling rod (8), the fixing frame (2) is provided with a motor (13), and the brake shoe (12) is connected with the motor (13).
6. The shockproof gravity caster wheel according to claim 2 or 5, wherein a protection box (24) is arranged on each of the motor (13) and the generator (19), the motor (13) and the generator (19) are arranged in the protection box (24), and the protection box (24) is made of an insulating material.
7. The shockproof gravity caster wheel as claimed in claim 6, wherein the motor (13) is provided with a second switch (22), the second switch (22) is arranged on the outer side surface of the motor (13), the shockproof gravity caster wheel further comprises a pedal (23), one end of the pedal (23) is connected with the second switch (22), and the distance between the other end of the pedal (23) and the motor (13) is less than the distance between the bottom end of the protective layer (11) and the motor (13).
8. A shockproof gravity caster according to claim 6, characterized in that the inner side surface of the flat plate (1) is provided with three springs (9) and a limiting plate (27), the inner side surface of the flat plate (1) and the inner side surface of the fixing frame (2) are both connected with the three springs (9), the limiting plate (27) comprises a plurality of limiting plates (27) which are uniformly arranged on the flat plate (1), and the distance between the connecting part of the limiting plate (27) and the flat plate (1) is greater than the distance between the top surface of the protection box (24) and the top surface of the fixing frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011282578.2A CN112389131B (en) | 2020-11-17 | 2020-11-17 | Shockproof gravity caster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011282578.2A CN112389131B (en) | 2020-11-17 | 2020-11-17 | Shockproof gravity caster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112389131A CN112389131A (en) | 2021-02-23 |
| CN112389131B true CN112389131B (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011282578.2A Active CN112389131B (en) | 2020-11-17 | 2020-11-17 | Shockproof gravity caster |
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2020
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| CN107554187A (en) * | 2017-09-22 | 2018-01-09 | 泾县麦蓝网络技术服务有限公司 | One kind is shockproof to be exempted to inflate Electricmotor car wheel and its processing method and electric car |
| CN209700298U (en) * | 2019-04-02 | 2019-11-29 | 泉州卓烨脚轮制造有限公司 | A kind of damping manganese steel castor that can check direction |
| CN210881529U (en) * | 2019-09-03 | 2020-06-30 | 天津联欣盈塑胶科技有限公司 | Noise reduction wheel cover assembly for front wheel of automobile |
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