CN204849654U - Automatic scavenging machine of swing arm formula - Google Patents
Automatic scavenging machine of swing arm formula Download PDFInfo
- Publication number
- CN204849654U CN204849654U CN201520504986.6U CN201520504986U CN204849654U CN 204849654 U CN204849654 U CN 204849654U CN 201520504986 U CN201520504986 U CN 201520504986U CN 204849654 U CN204849654 U CN 204849654U
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- China
- Prior art keywords
- swing arm
- dustbin
- travelling car
- arm
- dustpan
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Abstract
The utility model provides an automatic scavenging machine of swing arm formula, includes that the bottom is equipped with the travelling car of walking wheel, sweeps roller, dustpan, axis of rotation, swing arm, drive machine, dustbin, pendulum arm drive means, the dustbin has been erect to the bottom plate top of travelling car, establishes the pendulum arm drive means who orders about swing arm drive dustpan and dump rubbish to the dustbin on the bottom plate, be equipped with the bearing frame on the left and right sides bottom plate of travelling car, the both ends of axis of rotation are connected in the bearing frame, and two outsides are equipped with respectively and extend the swing arm forward about the bottom plate of travelling car, and the swing arm front end of both sides is articulated with the both sides axle head of sweeping the roller respectively, and its rear end is connected with axis of rotation projecting shaft bearing outside one end respectively, sweep and are equipped with the dustpan between roller and the travelling car, and the dustpan is rather than the swing arm connection of both sides, just the roller is swept to unlimited mouthful of orientation of dustpan, is equipped with drive machine on the bottom plate of travelling car, and drive machine's power take off end is connected with one side axle head transmission of sweeping the roller.
Description
Technical field
This practicality relates to a kind of sweeper, particularly a kind of swing arm automatic sweeping machine.
Background technology
Modern society along with cost of labor more and more higher, the automaticity for instrument requires also just more and more higher.Hand-push type floor sweeper is the pure machine driving of a class, non-maintaining burnisher, without the need to power line and battery and any power source, just can by garbage reclamation in dustbin as long as push walking, cleaning and collection are completed simultaneously, operating efficiency can replace several work of keeping a public place clean, greatly reduce the requirement to labour, improve operating efficiency, be particularly suitable for cleaning Streets, place that community, park, garden, school, workshop, storehouse and Large places for activities etc. should not use power drive cleaning equipment.
Existing sweeper both sides wheel is connected in same rotating shaft, sweeper is turned to dumb, and when turning to, because rotation shaft of wheel is substantially motionless, lacks drive source, and sweeper almost can not be cleaned when turning round; Adopt the double-deck round brush of single brush or front and back, sweeping efficiency is low, the control dirt poor performance of sweeper; Lack anti kickback attachment, brush can be driven to reverse when sweeper retreats, easily take rubbish out of dustbin, the functional performance of sweeper is bad.
Publication number is " CN102733339A ", patent name: the anti-reversing automatic sweeping machine of hand propelled, discloses the anti-reversing automatic sweeping machine of a kind of hand propelled.It comprises wheel, main drive wheel, rear brush driving wheel, middle shaft holder, principal and subordinate wheel, axle brush driving wheel, front brush driving wheel, belt, rear brush driven pulley, base, front brush driven pulley, front brush, universal wheel, rear brush, axle brush, axle brush driven pulley, axis, belt shaft fixed mount, belt shaft, axletree, dustbin and handle; Adopt belt to be connected between main drive wheel with principal and subordinate wheel, between front brush driving wheel with front brush driven pulley, adopt belt to be connected, between rear brush driving wheel with rear brush driven pulley, adopt belt to be connected, between axle brush driving wheel with axle brush driven pulley, adopt belt to be connected.Its weak point is: complex structure, and operation and use effort, need people firmly to push carriage walking in ground, could drive the running of sleeve mechanism, and sweeping efficiency is low.
Summary of the invention
Object of the present invention is exactly in order to avoid the weak point in background technology, provides a kind of swing arm automatic sweeping machine.
For achieving the above object, the present invention adopts following technical scheme: a kind of swing arm automatic sweeping machine, comprise the travelling car that bottom is provided with road wheel, sweep roller, dustpan, turning cylinder, swing arm, driving motor, dustbin, swing arm driving mechanism, above the base plate of travelling car, erection has dustbin, base plate is established the swing arm driving mechanism ordering about swing arm and drive dustpan to dump rubbish to dustbin, the left and right sides base plate of described travelling car is provided with bearing support, the two ends of described turning cylinder are connected in bearing support, be respectively equipped with outside two about the base plate of travelling car and extend swing arm forward, the swing arm front end of both sides is hinged with the both sides axle head sweeping roller respectively, its rear end is connected with turning cylinder projecting shaft bearing lateral ends respectively, sweep between roller and travelling car and be provided with dustpan, dustpan is connected with the swing arm of its both sides, and the open ports of described dustpan is towards sweeping roller, the base plate of travelling car is provided with driving motor, the clutch end of driving motor is in transmission connection with the side axle head sweeping roller.
One of the present invention is optimized, above the base plate of travelling car, erection has brace table, dustbin is equipped with above brace table, dustbin tipping mechanism is provided with outside dustbin and between brace table, described dustbin tipping mechanism comprises support, L shape curved boom, straight-arm, needling, needling I, snap close, lock hook, two supports are that front and back are arranged on the Right side support platform of travelling car respectively, at least one needling is connected with between two supports, travelling car is that front and back are respectively equipped with L shape curved boom, and the right-hand member of L shape curved boom is stock end, its end is hinged by toggle with the right-hand member of travelling car respectively, the left end galianconism of L shape curved boom is that arc bends towards down, about at least two straight-arms arranged are connected between the left end galianconism of two supports and both sides L shape curved boom, connected by needling I between the left end galianconism of both sides L shape curved boom, snap close is provided with in the middle part of needling I, lock hook is connected with outside the left end of dustbin, snap close and lock hook are connected.
One of the present invention is optimized, swing arm driving mechanism comprises swing arm drive motor, the first sprocket wheel, the second sprocket wheel, the clutch end of swing arm drive motor is connected with the first sprocket wheel, the second sprocket wheel is socketed on described turning cylinder, and the first sprocket wheel and the second sprocket wheel are arranged with chain.
Optimize for one of the present invention, the both sides of described dustpan are connected with swing arm respectively by link gear, and described link gear comprises linking arm, connecting rod, first torque arm, second torque arm, 3rd torque arm, 4th torque arm, terminal pad, adjustment screw rod, nut, be provided with the cramp of long slot bore, described terminal pad is positioned at below swing arm, and its radial direction is provided with four and connects fraising, is the first connection fraising respectively successively, second connects fraising, 3rd connects fraising, 4th connects fraising, in being connected with two connecting rods up and down between two groups of linking arms, is respectively head rod, second connecting rod, the second connecting rod is positioned at above head rod, and hinged with dustpan rear end lower in the middle part of the second connecting rod, the upper rear end of dustpan is connected with pouring weight, the first torque arm, second torque arm one end respectively with the head rod stretching out the outer one end of linking arm, second connecting rod end is hinged, the first torque arm, the other end of the second torque arm is connected to the inner side of terminal pad, the first torque arm, ream in the end of the second torque arm and being connected with first respectively, 3rd connection fraising is hinged, the 3rd torque arm, the lower end of the 4th torque arm is connected with second respectively reams, 4th connection fraising is hinged, and the upper end of the 3rd torque arm is connected with cramp, the upper end of the 4th torque arm and the inner side of swing arm hinged, it is hinged with swing arm that adjustment screw rod is positioned at outside swing arm and its one end, and its other end passes the long slot bore on cramp, and by nut and cramp affixed.
One of the present invention is optimized, bottom travelling car, is provided with the arrestment mechanism that restriction turning cylinder rotates.
One of the present invention is optimized, described arrestment mechanism comprises holder, braking sleeve and back-moving spring, fixed seating is in the radial side of turning cylinder and be fixed on base plate, described braking sleeve is sheathed on turning cylinder, lower end and the holder of braking sleeve are hinged, and its upper end is connected by back-moving spring with on rear side of holder with between the reference column be arranged on base plate.
One of the present invention is optimized, the clutch end of driving motor is connected with drive sprocket, turning cylinder between the bearing support of side and swing arm is axially connected with two groups of intermediate chain wheels by coaxial bearing, and two groups of intermediate chain wheels are axially affixed, the homonymy axle head sweeping the side axle head of roller is arranged with driven gear, drive sprocket is in transmission connection by chain and inner side intermediate chain wheel, and outside another intermediate chain wheel is in transmission connection by chain and driven gear.
Optimize for one of the present invention, be provided with battery in the base plate of travelling car, floor rear is provided with foreign material placing box, is provided with trolley pole on rear side of travelling car.
One of the present invention is optimized, above the left side lock hook of dustbin, is provided with draw ring.
One of the present invention is optimized, the described two ends of needling I are connected with the end of straight-arm, the galianconism of its end and L shape curved boom is hinged, described snap close is formed by overlapping and being arranged at the button put, described cover and needling I affixed, the radial direction of cover is provided with buckles, lock hook is made up of brace and straight overhead kick, the left side wall of brace and dustbin is affixed, and the hook part hook joint of described straight overhead kick is in button, and its straight fagging portion and brace connect as one.
The present invention is compared with background technology, have rational in infrastructure, easy to operate, first roller is swept in front side is driven by driving motor, and sweep roller radial direction and be provided with spiral-distributed broom thread, sweep the dustpan be provided with on rear side of roller for gathering rubbish, rubbish then enters dustpan by sweeping roller rolling and brushing, in dustpan, garbage collecting is to time a certain amount of, by swing arm driving mechanism, dustpan being lifted backward together with sweeping roller, lifting above dustbin, now due to the gravity block effect on rear side of dustpan, dustpan rotates around the second connecting rod, then in dustpan, rubbish is poured onto in dustbin; In dustbin, rubbish gathers to time a certain amount of, manually controlling dustbin tipping mechanism lifts to certain altitude by dustbin, then stir dustbin, dustbin is rotated around toggle, thus in dustbin, rubbish can be poured onto large refuse storage area or dumpster or cram packer etc.; The fit structure of snap close and lock hook is then to ensure that dustbin is when lifting, steady all the time and can not overturn; When lifting height by the time, snap close and lock hook are also separated from immediately, then dustbin side is not interfered, can overturn around hinge; The object of arrestment mechanism be to avoid due to swing arm front end by heavy fierce fall, be first play cushioning effect, two is increase its stationarity in uphill process.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of swing arm automatic sweeping machine.
Fig. 2 travelling car, sweep the syndeton schematic diagram of roller, dustpan and related components.
Fig. 3 is the perspective view of swing arm automatic sweeping machine.
Fig. 4 is B structure for amplifying schematic diagram.
Fig. 5 is A structure for amplifying schematic diagram.
Fig. 6 is the flow state schematic diagram that dustpan is dumped rubbish.
Fig. 7 is the flow state schematic diagram that dustbin is dumped rubbish.
Detailed description of the invention
Embodiment 1: with reference to Fig. 1 ~ 7.A kind of swing arm automatic sweeping machine, comprise the travelling car 3 that bottom is provided with road wheel 9, sweep roller 1, dustpan 2, turning cylinder 17, swing arm 11, driving motor 12, dustbin 5, swing arm driving mechanism 6, above the base plate 31 of travelling car 3, erection has dustbin 5, base plate 31 is established the swing arm driving mechanism 6 ordering about swing arm 11 and drive dustpan 2 to dump rubbish to dustbin 5, the left and right sides base plate 31 of described travelling car 3 is provided with bearing support 13, the two ends of described turning cylinder 17 are connected in bearing support 13, be respectively equipped with outside the base plate about 31 two of travelling car 3 and extend forward swing arm 11, swing arm 11 front end of both sides is hinged with the both sides axle head sweeping roller 1 respectively, its rear end is connected with turning cylinder 17 projecting shaft bearing 13 lateral ends respectively, sweep between roller 1 and travelling car 3 and be provided with dustpan 2, dustpan 2 is connected with the swing arm 11 of its both sides, and the open ports of described dustpan 2 is towards sweeping roller 1, the base plate 31 of travelling car 3 is provided with driving motor 12, the clutch end of driving motor 12 is in transmission connection with the side axle head sweeping roller 1, the mode of being in transmission connection comprises chain drive or belt transmission.Be provided with battery 15 in the base plate 31 of travelling car 3, on rear side of base plate 31, be provided with foreign material placing box 16, on rear side of travelling car 3, be provided with trolley pole 14.Draw ring 51 is provided with above the left side lock hook 52 of dustbin 5.
Above the base plate 31 of travelling car 3, erection has brace table 18, dustbin 5 is equipped with above brace table 18, dustbin tipping mechanism 4 is provided with outside dustbin 5 and between brace table 18, described dustbin tipping mechanism 4 comprises support 41, L shape curved boom 45, straight-arm 44, needling 42, needling I49, snap close 46, lock hook 52, two supports 41 are arranged on the Right side support platform 18 of travelling car 3 in front and back respectively, at least one needling 42 is connected with between two supports 41, travelling car 3 is respectively equipped with L shape curved boom 45 in front and back, and the right-hand member of L shape curved boom 45 is stock end, its end is hinged by toggle 43 with the right-hand member of travelling car 3 respectively, the left end galianconism of L shape curved boom 45 is that arc bends towards down, about at least two straight-arms arranged 44 are connected between the left end galianconism of two supports 41 and both sides L shape curved boom 45, connected by needling I49 between the left end galianconism of both sides L shape curved boom 45, snap close 31 is provided with in the middle part of needling I49, lock hook 52 is connected with outside the left end of dustbin 5, snap close 52 and lock hook 31 are connected.
Swing arm driving mechanism 6 comprises swing arm drive motor 65, first sprocket wheel 66, second sprocket wheel 67, the clutch end of swing arm drive motor 65 is connected with the first sprocket wheel 66, second sprocket wheel 67 is socketed on described turning cylinder 17, first sprocket wheel 66 and the second sprocket wheel 67 is arranged with chain.The two ends of described needling I49 are connected with the end of straight-arm 44, the galianconism of its end and L shape curved boom 45 is hinged, described snap close 48 is by cover 481 and be arranged at buckleing on cover 481 and 482 form, described cover 481 is affixed with needling I49, the radial direction of cover 481 is provided with button 482, and lock hook 52 is made up of brace 521 and straight overhead kick 522, and brace 521 is affixed with the left side wall of dustbin 5, the hook part hook joint of described straight overhead kick 522 is on button 482, and its straight fagging portion and brace 521 connect as one.The clutch end of driving motor 12 is connected with drive sprocket 63, turning cylinder 27 between the bearing support 13 of side and swing arm 11 is axially connected with inner side intermediate chain wheel 62, outside intermediate chain wheel 64 by coaxial bearing, and two groups of intermediate chain wheels are axially affixed, the homonymy axle head sweeping the side axle head of roller 1 is arranged with driven gear 61, drive sprocket 63 is in transmission connection by chain and inner side intermediate chain wheel 62, and outside another intermediate chain wheel 64 is in transmission connection by chain and driven gear 61.
The both sides of described dustpan 2 are connected with swing arm 11 respectively by link gear 7, and described link gear 7 comprises linking arm 75, connecting rod, first torque arm, second torque arm, 3rd torque arm, 4th torque arm, terminal pad 70, adjustment screw rod 77, nut 76, be provided with the cramp 78 of long slot bore 781, described terminal pad 70 is positioned at below swing arm 11, and its radial direction is provided with four and connects fraising, is the first connection fraising respectively successively, second connects fraising, 3rd connects fraising, 4th connects fraising, in being connected with two connecting rods up and down between two groups of linking arms 75, is respectively head rod 72, second connecting rod 71, second connecting rod 72 is positioned at above head rod 71, and hinged with dustpan 2 rear end lower in the middle part of the second connecting rod 71, the upper rear end of dustpan 2 is connected with pouring weight 79, the first torque arm 73, second torque arm 74 one end respectively with the head rod 72 stretching out the outer one end of linking arm 75, second connecting rod 71 end is hinged, the first torque arm 73, the other end of the second torque arm 74 is connected to the inner side of terminal pad 70, the first torque arm 73, the end of the second torque arm 74 and be connected fraising 704 with first respectively, 3rd connection fraising 702 is hinged, the 3rd torque arm 705, the lower end of the 4th torque arm 706 is connected fraising 701 with second respectively, 4th connection fraising 703 is hinged, and the upper end of the 3rd torque arm 705 is connected with cramp 78, the upper end of the 4th torque arm 706 and the inner side of swing arm 11 hinged, it is hinged with swing arm 11 that adjustment screw rod 77 is positioned at outside swing arm 11 and its one end, its other end through the long slot bore 781 on cramp 78, and by nut 76 and cramp 78 affixed.The arrestment mechanism that restriction turning cylinder 17 rotates is provided with bottom travelling car 3.Described arrestment mechanism comprises holder 82, braking sleeve 81 and back-moving spring 83, holder 82 is positioned at the radial side of turning cylinder 17 and is fixed on base plate 31, described braking sleeve 81 is sheathed on turning cylinder 17, lower end and the holder 82 of braking sleeve 81 are hinged, and its upper end is connected by back-moving spring 83 with on rear side of holder 82 and between the reference column 10 be arranged on base plate 31.
It is to be understood that: although the present embodiment to be contrasted detailed description to the utility model; but these explanations; just to simple declaration of the present utility model; instead of to restriction of the present utility model; any innovation and creation do not exceeded in the utility model connotation, all fall in protection domain of the present utility model.
Claims (10)
1. a swing arm automatic sweeping machine, it is characterized in that comprising the travelling car that bottom is provided with road wheel, sweep roller, dustpan, turning cylinder, swing arm, driving motor, dustbin, swing arm driving mechanism, above the base plate of travelling car, erection has dustbin, base plate is established the swing arm driving mechanism ordering about swing arm and drive dustpan to dump rubbish to dustbin, the left and right sides base plate of described travelling car is provided with bearing support, the two ends of described turning cylinder are connected in bearing support, be respectively equipped with outside two about the base plate of travelling car and extend swing arm forward, the swing arm front end of both sides is hinged with the both sides axle head sweeping roller respectively, its rear end is connected with turning cylinder projecting shaft bearing lateral ends respectively, sweep between roller and travelling car and be provided with dustpan, dustpan is connected with the swing arm of its both sides, and the open ports of described dustpan is towards sweeping roller, the base plate of travelling car is provided with driving motor, the clutch end of driving motor is in transmission connection with the side axle head sweeping roller.
2. swing arm automatic sweeping machine according to claim 1, it is characterized in that: above the base plate of travelling car, erection has brace table, dustbin is equipped with above brace table, dustbin tipping mechanism is provided with outside dustbin and between brace table, described dustbin tipping mechanism comprises support, L shape curved boom, straight-arm, needling, needling I, snap close, lock hook, two supports are on the brace table that is arranged at respectively on the right side of dustbin of front and back, at least one needling is connected with between two supports, the side, front and back of dustbin is respectively equipped with L shape curved boom, and one end of L shape curved boom is stock end, its end is hinged by toggle with the right-hand member of travelling car respectively, the left end galianconism of L shape curved boom is that arc bends towards down, about at least two straight-arms arranged are connected between the left end galianconism of two supports and both sides L shape curved boom, connected by needling I between the left end galianconism of both sides L shape curved boom, snap close is provided with in the middle part of needling I, lock hook is connected with outside the left end of dustbin, snap close and lock hook are connected.
3. swing arm automatic sweeping machine according to claim 1, it is characterized in that: swing arm driving mechanism comprises swing arm drive motor, the first sprocket wheel, the second sprocket wheel, the clutch end of swing arm drive motor is connected with the first sprocket wheel, second sprocket wheel is socketed on described turning cylinder, and the first sprocket wheel and the second sprocket wheel are arranged with chain.
4. swing arm automatic sweeping machine according to claim 1, it is characterized in that: the both sides of described dustpan are connected with swing arm respectively by link gear, described link gear comprises linking arm, connecting rod, first torque arm, second torque arm, 3rd torque arm, 4th torque arm, terminal pad, adjustment screw rod, nut, be provided with the cramp of long slot bore, described terminal pad is positioned at below swing arm, and its radial direction is provided with four and connects fraising, is the first connection fraising respectively successively, second connects fraising, 3rd connects fraising, 4th connects fraising, in being connected with two connecting rods up and down between two groups of linking arms, is respectively head rod, second connecting rod, the second connecting rod is positioned at above head rod, and hinged with dustpan rear end lower in the middle part of the second connecting rod, the upper rear end of dustpan is connected with pouring weight, the first torque arm, second torque arm one end respectively with the head rod stretching out the outer one end of linking arm, second connecting rod end is hinged, the first torque arm, the other end of the second torque arm is connected to the inner side of terminal pad, the first torque arm, ream in the end of the second torque arm and being connected with first respectively, 3rd connection fraising is hinged, the 3rd torque arm, the lower end of the 4th torque arm is connected with second respectively reams, 4th connection fraising is hinged, and the upper end of the 3rd torque arm is connected with cramp, the upper end of the 4th torque arm and the inner side of swing arm hinged, it is hinged with swing arm that adjustment screw rod is positioned at outside swing arm and its one end, and its other end passes the long slot bore on cramp, and by nut and cramp affixed.
5. swing arm automatic sweeping machine according to claim 1, is characterized in that: travelling car drips the arrestment mechanism that base plate is provided with the rotation of restriction turning cylinder.
6. swing arm automatic sweeping machine according to claim 5, it is characterized in that: described arrestment mechanism comprises holder, braking sleeve and back-moving spring, fixed seating is in the radial side of turning cylinder and be fixed on base plate, described braking sleeve is sheathed on turning cylinder, lower end and the holder of braking sleeve are hinged, and its upper end is connected by back-moving spring with on rear side of holder with between the reference column be arranged on base plate.
7. swing arm automatic sweeping machine according to claim 1, it is characterized in that: the clutch end of driving motor is connected with drive sprocket, turning cylinder between the bearing support of side and swing arm is axially connected with two groups of intermediate chain wheels by coaxial bearing, and two groups of intermediate chain wheels are axially affixed, the homonymy axle head sweeping the side axle head of roller is arranged with driven gear, drive sprocket is in transmission connection by chain and inner side intermediate chain wheel, and outside another intermediate chain wheel is in transmission connection by chain and driven gear.
8. swing arm automatic sweeping machine according to claim 1, it is characterized in that: the base plate of travelling car is provided with battery, floor rear is provided with foreign material placing box, is provided with trolley pole on rear side of travelling car.
9. swing arm automatic sweeping machine according to claim 1, is characterized in that: be provided with draw ring above the left side lock hook of dustbin.
10. swing arm automatic sweeping machine according to claim 2, it is characterized in that: the described two ends of needling I are connected with the end of straight-arm, the galianconism of its end and L shape curved boom is hinged, described snap close is formed by overlapping and being arranged at the button put, described cover and needling I affixed, the radial direction of cover is provided with buckles, lock hook is made up of brace and straight overhead kick, the left side wall of brace and dustbin is affixed, and the hook part hook joint of described straight overhead kick is in button, and its straight fagging portion and brace connect as one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520504986.6U CN204849654U (en) | 2015-07-13 | 2015-07-13 | Automatic scavenging machine of swing arm formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520504986.6U CN204849654U (en) | 2015-07-13 | 2015-07-13 | Automatic scavenging machine of swing arm formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204849654U true CN204849654U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520504986.6U Expired - Fee Related CN204849654U (en) | 2015-07-13 | 2015-07-13 | Automatic scavenging machine of swing arm formula |
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| Country | Link |
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| CN (1) | CN204849654U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097821A (en) * | 2017-04-27 | 2017-08-29 | 华南理工大学 | A kind of loading dolly of automatic loading and unloading goods |
| WO2017157166A1 (en) * | 2016-03-16 | 2017-09-21 | 梁澍 | Automatic cleaning device for factory floor |
-
2015
- 2015-07-13 CN CN201520504986.6U patent/CN204849654U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017157166A1 (en) * | 2016-03-16 | 2017-09-21 | 梁澍 | Automatic cleaning device for factory floor |
| CN107097821A (en) * | 2017-04-27 | 2017-08-29 | 华南理工大学 | A kind of loading dolly of automatic loading and unloading goods |
| CN107097821B (en) * | 2017-04-27 | 2023-12-01 | 华南理工大学 | Automatic cargo handling's year thing dolly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20170713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |