CN111169515A - Electric power-assisted cart device - Google Patents
Electric power-assisted cart device Download PDFInfo
- Publication number
- CN111169515A CN111169515A CN202010140639.5A CN202010140639A CN111169515A CN 111169515 A CN111169515 A CN 111169515A CN 202010140639 A CN202010140639 A CN 202010140639A CN 111169515 A CN111169515 A CN 111169515A
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- China
- Prior art keywords
- plate
- support plate
- bearing
- face
- fixedly arranged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
- B62B1/18—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
- B62B1/18—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows
- B62B1/22—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/0026—Propulsion aids
- B62B5/0033—Electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/0026—Propulsion aids
- B62B5/0066—Transmission of movement
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
An electric power-assisted cart device comprises a bearing plate, and an advancing support plate, a transmission support plate and a bearing support plate which are symmetrically and fixedly arranged on the bottom end face of the bearing plate from front to back, wherein the transmission support plate is positioned between the bearing support plate and the advancing support plate, the advancing support plate is positioned on the right side of the transmission support plate, an advancing device is arranged between the advancing support plate and the transmission support plate, a power device is arranged between the transmission support plate and the bearing support plate, and a dumping device is arranged on the top end face of the bearing plate; this device adopts the mode of electronic helping hand to realize the transport of building site silt and empty, greatly reduced workman's intensity of labour, improved workman's work efficiency, improved operating condition, this device simple structure adopts mechanical transmission's mode to guarantee the stability of during operation, and low in cost is fit for promoting in activities such as each construction unit or smallclothes article transport.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an electric power-assisted cart device.
Background
In a society developing at a high speed, buildings are more and more frequent, and manual carts are still adopted for operation during building construction, so that the operation mode is not only labor-consuming, but also time-consuming, wastes manpower cost and has poor working conditions.
Disclosure of Invention
Aiming at the technical defects, the invention provides an electric power-assisted cart device which can overcome the defects.
The invention relates to an electric power-assisted cart device which comprises a bearing plate, an advancing support plate, a transmission support plate and a bearing support plate, wherein the advancing support plate, the transmission support plate and the bearing support plate are symmetrically and fixedly arranged on the bottom end surface of the bearing plate in a front-back mode, the transmission support plate is positioned between the bearing support plate and the advancing support plate, the advancing support plate is positioned on the right side of the transmission support plate, an advancing device is arranged between the advancing support plate and the transmission support plate, a power device is arranged between the transmission support plate and the bearing support plate, a dumping device is arranged on the top end surface of the bearing plate and comprises a first dumping groove which is arranged on the top end surface of the bearing plate and extends downwards, the first dumping groove is positioned between the transmission support plate and the bearing support plate, a first support plate and a second support plate are fixedly arranged on the top end surface, the first pouring groove is located between the first supporting plate and the second supporting plate, a third supporting plate is fixedly arranged on the upper side end face of the first supporting plate, a second pouring groove extending downwards is formed in the upper side end face of the third supporting plate, a first rotating block is arranged in the first pouring groove in a rotating fit mode, a second rotating block is arranged in the second pouring groove in a rotating fit mode, an internal thread shaft sleeve extending towards the upper side is arranged on the bottom end face of the first pouring groove, the internal thread shaft sleeve extends through the second rotating block and is fixedly connected with the second rotating block, a threaded rod is arranged in the internal thread shaft sleeve in a matching mode and extends upwards, and a pouring bevel gear is fixedly arranged on the bottom section of the internal thread shaft sleeve.
Preferably, a first dumping support plate is symmetrically and fixedly arranged on the front and back of the end face of the top of the bearing plate, a bearing block is arranged on the upper side of the third support plate, a bearing groove is arranged on the end face of the top of the bearing block, a buffer block is fixedly arranged on the end face of the bottom of the bearing block, an dumping mounting groove is formed in the end face of the bottom of the bearing block, a push plate is fixedly arranged on the end face of the upper side of the threaded rod, a push groove extending backwards is formed in the end face of the front side of the push plate, a dumping support shaft is arranged on the end wall of the front side of the dumping mounting groove and in a Zhijiang rotation fit manner, the dumping support shaft penetrates through the push groove, a second dumping support plate is symmetrically and fixedly arranged on the end face of the bottom of the bearing block in a front and back manner, a dumping support groove extending backwards is formed in the end face of the front side of, the dumping shaft passes through the dumping support groove.
Preferably, the power device comprises a first power fixing plate fixedly arranged between the bearing supporting plates, a motor is fixedly arranged on the left end face of the first power fixing plate, a first spline shaft sleeve extending rightwards is arranged on the motor in a power fit mode, a second power fixing plate is fixedly arranged between the side end faces, close to each other, of the transmission supporting plates, a second spline shaft sleeve extending rightwards is arranged on the left end face of the second power fixing plate in a rotating fit mode, a spline shaft extending rightwards is arranged in the first spline shaft sleeve in a sliding fit mode, the spline shaft extends rightwards through the second spline shaft sleeve, an overturning gear is fixedly arranged on the spline shaft, the overturning gear is located between the first spline shaft sleeve and the second spline shaft sleeve, a first operating plate is arranged on the spline shaft in a rotating fit mode, and the first operating plate is located between the overturning gear and the first spline shaft sleeve, the bottom end face of the bearing plate is fixedly provided with a third operating plate, the bottom end face of the first operating plate is fixedly provided with a second operating plate extending leftwards, and the second operating plate penetrates through the third operating plate leftwards.
Preferably, the advancing device comprises a first bevel gear fixedly arranged on the right end face of the spline shaft, a rotating shaft is arranged between the transmission support plates in a rotating fit manner, a second bevel gear is fixedly arranged on the rotating shaft and meshed with the first bevel gear, a transmission belt is fixedly arranged on the rotating shaft, an advancing shaft is arranged between the advancing support plates in a rotating fit manner, a second belt wheel is fixedly arranged on the advancing shaft, a transmission belt is arranged between the second belt wheel and the first belt wheel in a transmission fit manner, advancing wheels are symmetrically and fixedly arranged on the advancing shaft in a front-back manner and are positioned between the advancing wheels, a first pushing handle plate extending upwards is fixedly arranged on the left end face of the bearing plate, a second pushing handle plate is symmetrically and fixedly arranged on the left end face of the first pushing handle plate in a front-back manner, a pushing shaft is fixedly arranged on the end face of one side of the second pushing handle plate close to each other, and a foot pad is fixedly arranged on the end face of the bottom of the bearing support plate.
To sum up, this device adopts the mode of electronic helping hand to realize the transport of building site silt and empty, greatly reduced workman's intensity of labour, improved workman's work efficiency, improved operating condition, this device simple structure adopts mechanical transmission's mode to guarantee the stability of during operation, and low in cost is fit for promoting in activities such as each construction unit or smallclothes article transport.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of an electric power-assisted cart according to the present invention;
3 FIG. 32 3 is 3 a 3 schematic 3 view 3 taken 3 at 3 A 3- 3 A 3 in 3 FIG. 31 3; 3
FIG. 3 is a schematic view at B of FIG. 1;
fig. 4 is a schematic view at C in fig. 1.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
As shown in fig. 1-4, an electric power-assisted cart device of the present invention comprises a bearing plate 10, and an advancing support plate 23, a transmission support plate 24 and a bearing support plate 25, which are symmetrically fixed at the front and back of the bottom end surface of the bearing plate 10, wherein the transmission support plate 24 is located between the bearing support plate 25 and the advancing support plate 23, the advancing support plate 23 is located at the right side of the transmission support plate 24, an advancing device is arranged between the advancing support plate 23 and the transmission support plate 24, a power device is arranged between the transmission support plate 24 and the bearing support plate 25, a dumping device is arranged on the top end surface of the bearing plate 10, the dumping device comprises a first dumping groove 11 which is arranged on the top end surface of the bearing plate 10 and extends downward, the first dumping groove 11 is located between the transmission support plate 24 and the bearing support plate 25, the bearing plate comprises a bearing plate 10, and is characterized in that a first supporting plate 12 and a second supporting plate 13 are fixedly arranged on the top end face of the bearing plate 10, the first supporting plate 12 is positioned on the right side of the second supporting plate 13, a first pouring groove 11 is positioned between the first supporting plate 12 and the second supporting plate 13, a third supporting plate 14 is fixedly arranged on the upper end face of the second supporting plate 13 and the first supporting plate 12, a second pouring groove 15 extending downwards is arranged on the upper end face of the third supporting plate 14, a first rotating block 16 is arranged in the first pouring groove 11 in a rotation fit manner, a second rotating block 17 is arranged in the second pouring groove 15 in a rotation fit manner, an internal thread shaft sleeve 18 extending towards the upper right side is arranged on the bottom end face of the first pouring groove 11, the internal thread shaft sleeve 18 extends through the second rotating block 17 and is fixedly connected with the second rotating block 17, an internal thread shaft sleeve 18 is matched with and extends upwards to, and a tilting bevel gear 20 is fixedly arranged on the bottom section of the internal thread shaft sleeve 18.
Beneficially, a first tilting support plate 41 is symmetrically and fixedly arranged on the front and back of the top end face of the support plate 10, a bearing block 43 is arranged on the upper side of the third support plate 14, a bearing groove 44 is arranged on the top end face of the bearing block 43, a buffer block 49 is fixedly arranged on the bottom end face of the bearing block 43, a tilting mounting groove 47 is arranged on the bottom end face of the bearing block 43, a push plate 21 is fixedly arranged on the upper end face of the threaded rod 19, a push groove 22 extending backwards is arranged on the front end face of the push plate 21, a tilting support shaft 48 is arranged on the front end wall and the rear end wall of the tilting mounting groove 47 in a branch-river rotation fit manner, the tilting support shaft 48 penetrates through the push groove 22, a second tilting support plate 45 is symmetrically and fixedly arranged on the front and back of the bottom end face of the bearing block 43, a tilting support groove 46 extending backwards is arranged on the front end face of the second tilting support plate 45, a tilting shaft 42 is arranged between the front end face and the, the tilt shaft 42 passes through the tilt support slot 46.
Beneficially, the power device includes a first power fixing plate 26 fixedly arranged between the bearing support plates 25, a motor 28 is fixedly arranged on a left end face of the first power fixing plate 26, a first spline shaft sleeve 29 extending rightward is arranged on the motor 28 in a power fit manner, a second power fixing plate 27 is fixedly arranged between side end faces of the transmission support plates 24 close to each other, a second spline shaft sleeve 30 extending rightward is arranged on a left end face of the second power fixing plate 27 in a rotation fit manner, a spline shaft 31 extending rightward is arranged in the first spline shaft sleeve 29 in a sliding fit manner, the spline shaft 31 extends rightward and extends through the second spline shaft sleeve 30, an overturning gear 32 is fixedly arranged on the spline shaft 31, the overturning gear 32 is arranged between the first spline shaft sleeve 29 and the second spline shaft sleeve 30, a first operating plate 33 is arranged on the spline shaft 31 in a rotation fit manner, the first operating plate 33 is located between the tilting gear 32 and the first spline shaft sleeve 29, a third operating plate 50 is fixedly arranged on the bottom end face of the bearing plate 10, a second operating plate 34 extending leftwards is fixedly arranged on the bottom end face of the first operating plate 33, and the third operating plate 50 is penetrated leftwards by the second operating plate 34.
Advantageously, the advancing device comprises a first bevel gear 56 fixedly arranged on the right end face of the spline shaft 31, a rotating shaft 35 is fixedly arranged between the transmission support plates 24 in a rotating fit manner, a second bevel gear 37 is fixedly arranged on the rotating shaft 35, the second bevel gear 37 is meshed with the first bevel gear 56, a transmission belt 54 is fixedly arranged on the rotating shaft 35, a advancing shaft 38 is fixedly arranged between the advancing support plates 23 in a rotating fit manner, a second belt pulley 39 is fixedly arranged on the advancing shaft 38, a transmission belt 54 is fixedly arranged between the second belt pulley 39 and the first belt pulley 36 in a driving fit manner, advancing wheels 40 are symmetrically and fixedly arranged on the advancing shaft 38 in a front-back manner, the second belt pulley 39 is positioned between the advancing wheels 40, a first pushing handle plate 51 extending upwards is fixedly arranged on the left end face of the bearing plate 10, a second pushing handle plate 52 is symmetrically and fixedly arranged on the left end face of the first pushing handle plate 51 in a front-back manner, a pushing shaft 53 is fixedly arranged on the end face of one side, close to each other, of the second pushing hand plate 52, and a foot pad 55 is fixedly arranged on the end face of the bottom of the bearing support plate 25.
The applicant will now specifically describe an electrically assisted pushchair device according to the present application with reference to the accompanying figures 1 to 4 and the description above:
in the initial state, the first bevel gear 56 is engaged with the second bevel gear 37, and the spline shaft 31 is disengaged from the dump bevel gear 20;
when the vehicle starts to advance, the motor 28 is started to drive the first spline shaft sleeve 29 to rotate, the first spline shaft sleeve 29 drives the second spline shaft sleeve 30 to rotate, the first spline shaft sleeve 29 drives the first bevel gear 56 to rotate, the first bevel gear 56 drives the second bevel gear 37 to rotate, the second bevel gear 37 drives the rotating shaft 35, the rotating shaft 35 drives the first pulley 36 to rotate, the first pulley 36 drives the second pulley 39 to rotate through the transmission belt 54, the second pulley 39 drives the advancing shaft 38 to rotate, and the advancing shaft 38 drives the second spline shaft sleeve 30 to rotate, so that the vehicle starts to advance.
When pouring begins, the second operating plate 34 is pulled leftwards to drive the first operating plate 33 to move leftwards, the first operating plate 33 drives the spline shaft 31 to move leftwards, the spline shaft 31 drives the pouring gear 32 to move leftwards, the spline shaft 31 drives the first bevel gear 56 to move leftwards, the first bevel gear 56 is separated from the second bevel gear 37, the pouring gear 32 is meshed with the pouring bevel gear 20, the spline shaft 31 drives the pouring gear 32 to rotate, the pouring gear 32 drives the pouring bevel gear 20 to rotate, the pouring bevel gear 20 drives the internal thread shaft sleeve 18 to rotate, the internal thread shaft sleeve 18 drives the threaded rod 19 to move rightwards and upwards through threads, the threaded rod 19 drives the push plate 21, the push plate 21 drives the pouring bearing shaft 48 to move, and the pouring bearing shaft 48 drives the bearing block 43 to move, the bearing block 43 drives the second tilting support plate 45 to rotate around the tilting shaft 42.
When resetting is started, the spline shaft 31 drives the tilting gear 32 to rotate reversely, the tilting gear 32 drives the tilting bevel gear 20 to rotate reversely, the tilting bevel gear 20 drives the internal thread shaft sleeve 18 to rotate reversely, the internal thread shaft sleeve 18 drives the threaded rod 19 to move to the lower left through threads, the threaded rod 19 drives the push plate 21, the push plate 21 drives the tilting bearing shaft 48 to move, the tilting bearing shaft 48 drives the bearing block 43 to move, the bearing block 43 drives the second tilting support plate 45 to rotate around the tilting shaft 42 to push the second operating plate 34 to drive the first operating plate 33 to move right, the first operating plate 33 drives the spline shaft 31 to move right, the spline shaft 31 drives the tilting gear 32 to move right, the spline shaft 31 drives the first bevel gear 56 to move right, and the first bevel gear 56 is meshed with the second bevel gear 37, the dump gear 32 is disengaged from the dump bevel gear 20.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides an electronic helping hand shallow device, includes bearing plate and preceding backup pad, transmission backup pad and the bearing backup pad that gos forward that the front and back symmetry set firmly in bearing plate bottom terminal surface, the transmission backup pad is located between the bearing backup pad and the backup pad that gos forward, the backup pad that gos forward is located the right side of transmission backup pad, go forward the backup pad with be equipped with the advancing device between the transmission backup pad, the transmission backup pad with be equipped with power device between the bearing backup pad, be equipped with on the top terminal surface of bearing plate and empty the device, its characterized in that: the pouring device comprises a first pouring groove which is arranged on the top end face of the bearing plate and extends downwards, the first pouring groove is positioned between the transmission support plate and the bearing support plate, a first support plate and a second support plate are fixedly arranged on the top end face of the bearing plate, the first support plate is positioned on the right side of the second support plate, the first pouring groove is positioned between the first support plate and the second support plate, a third support plate is fixedly arranged on the upper side end face of the second support plate and the first support plate, a second pouring groove which extends downwards is arranged on the upper side end face of the third support plate, a first rotating block is arranged in the first pouring groove in a rotating fit mode, a second rotating block is arranged in the second pouring groove in a rotating fit mode, an internal thread shaft sleeve which extends towards the upper right side is arranged on the bottom end face of the first pouring groove, and the internal thread shaft sleeve extends through the second rotating block and is fixedly connected with the second rotating block, the internal thread shaft sleeve is matched with the internal thread and extends upwards to form a threaded rod, and the bottom section of the internal thread shaft sleeve is fixedly provided with a tilting bevel gear.
2. An electrically assisted cart device according to claim 1, wherein: the front and back symmetry on the terminal surface of the top of bearing plate has set firmly the first backup pad of empting, the third backup pad upside is equipped with the carrier block, the terminal surface of the top of carrier block is equipped with the bearing groove, the bottom terminal surface of carrier block has set firmly the buffer block, be equipped with on the bottom terminal surface of carrier block and empty the mounting groove, the side face of the upside of threaded rod has set firmly the push pedal, be equipped with the push chute that extends backward on the preceding terminal surface of push pedal, the preceding terminal wall and the back side terminal wall branch river normal running fit of empting the mounting groove are equipped with and empty the bearing shaft, it passes the push chute to empty the bearing shaft, the front and back symmetry on the bottom terminal surface of carrier block has set firmly the second and emptys the backup pad, the second is emptyd the support slot that extends backward on the preceding terminal surface of backup pad of empting, the running fit is equipped with, the dumping shaft passes through the dumping support groove.
3. An electrically assisted cart device according to claim 1, wherein: the power device comprises a first power fixing plate fixedly arranged between the bearing supporting plates, a motor is fixedly arranged on the left end face of the first power fixing plate, a first spline shaft sleeve extending rightwards is arranged on the motor in a power fit mode, a second power fixing plate is fixedly arranged between the side end faces, close to each other, of the transmission supporting plates, a second spline shaft sleeve extending rightwards is arranged on the left end face of the second power fixing plate in a rotating fit mode, a spline shaft extending rightwards is arranged in the first spline shaft sleeve in a sliding fit mode, the spline shaft extends rightwards through the second spline shaft sleeve, an overturning gear is fixedly arranged on the spline shaft, the overturning gear is located between the first spline shaft sleeve and the second spline shaft sleeve, a first operating plate is arranged on the spline shaft in a rotating fit mode, and the first operating plate is located between the overturning gear and the first spline shaft sleeve, the bottom end face of the bearing plate is fixedly provided with a third operating plate, the bottom end face of the first operating plate is fixedly provided with a second operating plate extending leftwards, and the second operating plate penetrates through the third operating plate leftwards.
4. An electrically assisted cart device according to claim 1, wherein: the advancing device comprises a first bevel gear fixedly arranged on the right side end face of the spline shaft, a rotating shaft is arranged between the transmission support plates in a rotating fit manner, a second bevel gear is fixedly arranged on the rotating shaft and meshed with the first bevel gear, a transmission belt is fixedly arranged on the rotating shaft, an advancing shaft is arranged between the advancing support plates in a rotating fit manner, a second belt wheel is fixedly arranged on the advancing shaft, a transmission belt is arranged between the second belt wheel and the first belt wheel in a transmission fit manner, advancing wheels are symmetrically and fixedly arranged on the advancing shaft from front to back, the second belt wheel is positioned between the advancing wheels, a first pushing hand plate extending upwards is fixedly arranged on the left side end face of the bearing plate, a second pushing hand plate is symmetrically and fixedly arranged on the front to back of the left side end face of the first pushing hand plate, and a pushing shaft is fixedly arranged on the side end face of the second pushing hand plate close to each other, and a foot pad is fixedly arranged on the end face of the bottom of the bearing support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140639.5A CN111169515A (en) | 2020-03-03 | 2020-03-03 | Electric power-assisted cart device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140639.5A CN111169515A (en) | 2020-03-03 | 2020-03-03 | Electric power-assisted cart device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111169515A true CN111169515A (en) | 2020-05-19 |
Family
ID=70647758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010140639.5A Withdrawn CN111169515A (en) | 2020-03-03 | 2020-03-03 | Electric power-assisted cart device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111169515A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455522A (en) * | 2020-11-18 | 2021-03-09 | 山东省科学院海洋仪器仪表研究所 | Automatic collision avoidance system in handling process |
-
2020
- 2020-03-03 CN CN202010140639.5A patent/CN111169515A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455522A (en) * | 2020-11-18 | 2021-03-09 | 山东省科学院海洋仪器仪表研究所 | Automatic collision avoidance system in handling process |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200519 |