CN108928655A - A kind of container handling device - Google Patents

A kind of container handling device Download PDF

Info

Publication number
CN108928655A
CN108928655A CN201810533786.1A CN201810533786A CN108928655A CN 108928655 A CN108928655 A CN 108928655A CN 201810533786 A CN201810533786 A CN 201810533786A CN 108928655 A CN108928655 A CN 108928655A
Authority
CN
China
Prior art keywords
plate
transport
hydraulic cylinders
activity
gears
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.)
Granted
Application number
CN201810533786.1A
Other languages
Chinese (zh)
Other versions
CN108928655B (en
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gongtian Supply Chain Technology Co., Ltd
Original Assignee
Qinhuangdao Maibo Intellectual Property Agency Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qinhuangdao Maibo Intellectual Property Agency Co Ltd filed Critical Qinhuangdao Maibo Intellectual Property Agency Co Ltd
Priority to CN201810533786.1A priority Critical patent/CN108928655B/en
Publication of CN108928655A publication Critical patent/CN108928655A/en
Application granted granted Critical
Publication of CN108928655B publication Critical patent/CN108928655B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/28Loading ramps; Loading docks

Abstract

The present invention provides a kind of container handling device, including pedestal, transport section, ten running gears, it is characterised in that:The transport section is fixedly mounted on the centre of pedestal, it is rotated counterclockwise when needing to freight by conveyer belt and transports goods to the upper surface of activity fork, then activity fork is made to move forward to designated position, then pass through the height of four first hydraulic cylinder control activities fork to the position for needing goods putting, then it stretches out to put down cargo upwards by the piston rod of two first hydraulic cylinders of back, activity fork is set to be moved to the cargo bottom for needing to unload when needing to unload, then cargo is lifted by four first hydraulic cylinder risings, then it is lifted by two first hydraulic cylinders in front and cargo is discharged to the upper surface of conveyer belt, transport goods to the upper surface of transport slope, can more rapidly different cargo handlings of completion of highly effective and safe work, keep its application range wider, realize automated handling.

Description

A kind of container handling device
Technical field
The present invention relates to logistics and transporting container technical field, in particular to a kind of container handling device.
Background technique
With the rapid development and development of current China's economy, logistics transportation becomes an indispensable ring, traditional artificial fortune It is defeated not only time-consuming and laborious with high costs, and there are many security risks, have seriously dragged slowly the speed of logistics, so being badly in need of one kind The logistics equipment of large cargo can fast and safely be loaded and unloaded.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of container handling device, pass through the conveyer belt inverse time when needing to freight Needle rotation transports goods to the upper surface of activity fork, and activity fork is then made to move forward to designated position, then passes through four the The height of one hydraulic cylinder control activity fork then passes through the piston rod of two first hydraulic cylinders of back to the position for needing goods putting It stretches out to put down cargo upwards, so that activity fork is moved to the cargo bottom for needing to unload when needing to unload, then pass through four Cargo is lifted in first hydraulic cylinder rising, is then lifted by two first hydraulic cylinders in front and cargo is discharged to the upper of conveyer belt Face, can more rapidly different cargo handlings of completion of highly effective and safe work, keep its application range wider, realize automatic makeup It unloads.
Technical solution used in the present invention is:A kind of container handling device, including pedestal, transport section, ten rows Walk part, it is characterised in that:The transport section is located at the centre of two side baffles of pedestal, the set of two extension sleeve Cylinder bottom end is fixedly mounted on the centre of bottom plate by front position, and the cylinder body bottom end of two third hydraulic cylinder is fixedly mounted on bottom plate Intermediate position rearward;Ten running gears are distributed in below the bottom plate of pedestal each side five, ten rudders It is fixedly connected below the upper surface of machine bottom board and bottom plate;
The pedestal includes bottom plate, transport slope, two side baffles, four first hydraulic cylinders, four the first movable free bearings, four A second movable free bearing, lifting bottom plate, movable fork, two dovetail grooves, two sliding rails, two rack gears, two first gears, two Lifting baffle, two the first stepper motors, the bottom plate are a rectangle planks, and front, which is equipped with, transports slope, two Side is respectively equipped with a side baffle;Four first hydraulic cylinders are placed vertically, and cylinder body bottom end is respectively and fixedly installed to bottom Above the movable free bearing of four second of the upper surface of plate rear, tailpiece of the piston rod is fixed with below four first movable free bearings respectively Connection;The upper surface of movable free bearing of described four first is fixedly connected with four angles below lifting bottom plate;Described four Two movable free bearings are fixedly mounted on the upper surface of bottom plate latter half;The lifting bottom plate is one piece of rectangle plank, above If there are two sliding rails, two sides are respectively provided with a lifting baffle;The activity vent is set below in the upper surface of lifting bottom plate There are two dovetail groove, the left and right sides is respectively provided with a rack gear;First stepper motor is placed straight up, and side is solid Dingan County is mounted in the side of lifting bottom plate, and motor shaft is fixedly connected with first gear;The first gear is mutually nibbled with rack gear It closes;
The transport section includes conveyer belt, six second gears, two fixed frames, six second stepper motors, two Three movable free bearings, two extension sleeves, two second hydraulic cylinders, two third activity free bearings, two third hydraulic cylinders, it is described Conveyer belt is a belt, is internally provided with rack gear;Six second stepper motors are horizontal positioned, and side is fixedly mounted In the side of fixed frame, motor shaft is fixedly connected with six second gears respectively;Six second gears and conveyer belt Internal rack gear is mutually mediated;The upper surface of the two described third activity free bearings are consolidated with below the left end of two fixed frames respectively Fixed connection, below with the telescopic rod end fixed-link of two extension sleeves;Two second hydraulic cylinders are located at two The outside of extension sleeve, cylinder body bottom end are fixedly mounted on the baffle on the outside of the sleeve of extension sleeve, tailpiece of the piston rod with stretch It is fixedly connected below the outer side baffle of the expansion rod part of contracting sleeve;The upper surface of the two described third activity free bearings are respectively with two It is fixedly connected below the right end of a fixed frame, is fixedly connected respectively with the tailpiece of the piston rod of two third hydraulic cylinders below;
The running gear includes steering engine bottom plate, steering engine, wheel frame, third stepper motor, wheel, and the steering engine bottom plate is One round plank is fixedly connected in face thereon with bottom plate;The steering engine places its bottom straight down and is fixedly mounted on steering engine bottom Below plate in groove, motor shaft is fixedly connected with wheel frame;The third stepper motor is horizontal positioned, upper side with It is fixedly connected below baffle on the left of wheel frame, motor shaft is fixedly connected with wheel;The wheel is located at below wheel frame Groove in.
Beneficial effects of the present invention:It is rotated counterclockwise when needing to freight by conveyer belt and transports goods to activity fork Above, so that activity fork is moved forward to designated position, then arrived by the height that four first hydraulic cylinder control activities are pitched The position of goods putting is needed, then stretches out to put down cargo upwards by the piston rod of two first hydraulic cylinders of back, when need So that activity fork is moved to the cargo bottom for needing to unload when unloading, then lifts cargo by four first hydraulic cylinder risings, so It is lifted afterwards by two first hydraulic cylinders in front and cargo is discharged to the upper surface of conveyer belt, transport goods to the upper of transport slope Face, can more rapidly different cargo handlings of completion of highly effective and safe work, keep its application range wider, realize automatic makeup It unloads.
Detailed description of the invention
Fig. 1, Fig. 2 are overall structure assembling schematic diagram of the invention.
Fig. 3, Fig. 4, Fig. 5 are base portion structural schematic diagram of the invention.
Fig. 6, Fig. 7 are transport section structural schematic diagram of the invention..
Fig. 8 is running gear structural schematic diagram of the invention.
Drawing reference numeral:1- pedestal, 2- transport section, 3- running gear, 101- bottom plate, 102- transport slope, 103- side block The movable free bearing of plate, 104- first hydraulic cylinder, 105- first, the movable free bearing of 106- second, 107- lifting bottom plate, 108- activity fork, 109- dovetail groove, 110- sliding rail, 111- rack gear, 112- first gear, 113- lifting baffle, the first stepper motor of 114-, 201- Conveyer belt, 202- second gear, 203- fixed frame, 204- second stepper motor, 205- third activity free bearing, 206- telescopic Cylinder, 207- second hydraulic cylinder, 208- third activity free bearing, 209- third hydraulic cylinder, 301- steering engine bottom plate, 302- steering engine, 303- Wheel frame, 304- third stepper motor, 305- wheel.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment
As shown in Figure 1, Figure 2, Fig. 3, shown in Fig. 4, Fig. 5 Fig. 6, Fig. 7, Fig. 8, a kind of container handling device, including pedestal 1, fortune The running gear 3 of defeated part 2, ten, it is characterised in that:The transport section 2 is located in two side baffles 103 of pedestal 1 Between, the sleeve bottom end of two extension sleeve 206 is fixedly mounted on the centre of bottom plate 101 by front position, two third is hydraulic The cylinder body bottom end of cylinder 209 is fixedly mounted on the centre of bottom plate 101 position rearward;Ten running gears 3 are distributed in pedestal 1 Bottom plate 101 below each side five, be fixedly connected below the upper surface of ten steering engine bottom plates 301 and bottom plate 101;
The pedestal 1 includes bottom plate 101, transport 102, two, slope side baffle, 103, four first hydraulic cylinders 104, four the The movable free bearing 106 of one movable free bearing 105, four second, lifting bottom plate 107, activity fork 108, two dovetail grooves, 109, two cunnings 110, two, rail the first stepper motor 114 of 113, two, lifting baffle of first gear 112, two of rack gear 111, two, it is described Bottom plate 101 is a rectangle plank, and front is equipped with transport slope 102, and two sides are respectively equipped with a side baffle 103;Institute Four first hydraulic cylinders 104 stated are placed vertically, and cylinder body bottom end is respectively and fixedly installed to four of the upper surface of bottom plate 101 rear Above second movable free bearing 106, tailpiece of the piston rod is fixedly connected with below four first movable free bearings 105 respectively;Described The upper surface of four first movable free bearings 105 are fixedly connected with four angles below lifting bottom plate 107;Four second activities Free bearing 106 is fixedly mounted on the upper surface of bottom plate 101 latter half;The lifting bottom plate 107 is one piece of rectangle plank, thereon Face is set there are two sliding rail 110, and two sides are respectively provided with a lifting baffle 113;The activity fork 108 is located at lifting bottom plate 107 The upper surface of, it is set below there are two dovetail groove 109, the left and right sides is respectively provided with a rack gear 111;First stepper motor 114 place straight up, and side is fixedly mounted on the side of lifting bottom plate 107, motor shaft and the fixed company of first gear 112 It connects;The first gear 112 and rack gear 111 is intermeshed;
The transport section 2 includes 203, six the second stepping electricity of the second gear 202, two of conveyer belt 201, six fixed frame 204, two, the machine third activity free bearing of second hydraulic cylinder 207, two of extension sleeve 206, two of third activity free bearing 205, two 208, two third hydraulic cylinders 209, the conveyer belt 201 are a belts, are internally provided with rack gear;Described six second Stepper motor 204 is horizontal positioned, and side is fixedly mounted on the side of fixed frame 203, motor shaft respectively with six the second teeth Wheel 202 is fixedly connected;Six second gears 202 are mutually mediated with the rack gear inside conveyer belt 201;Described two The upper surface of three movable free bearings 205 are fixedly connected with below the left end of two fixed frames 203 respectively, below with two telescopics The telescopic rod end fixed-link of cylinder 206;Two second hydraulic cylinders 207 are located at the outside of two extension sleeves 206, Cylinder body bottom end is fixedly mounted on the baffle on the outside of the sleeve of extension sleeve 206, and tailpiece of the piston rod is flexible with extension sleeve 206 It is fixedly connected below the outer side baffle of bar part;The upper surface of the two described third activity free bearings 208 respectively with two fixed frames It is fixedly connected below 203 right end, is fixedly connected respectively with the tailpiece of the piston rod of two third hydraulic cylinders 209 below;
The running gear 3 includes steering engine bottom plate 301, steering engine 302, wheel frame 303, third stepper motor 304, wheel 305, The steering engine bottom plate 301 is that a round plank is fixedly connected in face thereon with bottom plate 101;The steering engine 302 is straight down It places its bottom to be fixedly mounted below steering engine bottom plate 301 in groove, motor shaft is fixedly connected with wheel frame 303;It is described Third stepper motor 304 it is horizontal positioned, be fixedly connected below upper side and the baffle on the left of wheel frame 303, motor shaft It is fixedly connected with wheel 305;The wheel 305 is located in the groove below wheel frame 303.
Working principle of the present invention:The present invention controls direction by ten steering engines 302 first when in use and then passes through third Stepper motor 304 drives the rotation of wheel 305 to driving equipment to be moved to the place for needing handling goods, when needing object of freighting When, cargo is put into the upper surface of conveyer belt 201 first, then drives six second gears by six second stepper motors 204 202 rotate that conveyer belt 201 is driven to transport goods to the upper surface of activity fork 108 counterclockwise, then pass through two first steps It drives two rotations of first gear 112 to which drive activity fork 108 moves forward to designated position into motor 114, then passes through The height of four 104 control activities of first hydraulic cylinder fork is then first hydraulic by two of back to the position for needing goods putting The piston rod of cylinder 104 stretches out to put down cargo upwards, then repeats the above steps;When needing to unload, pass through four first 104 control activity of first hydraulic cylinder fork is moved to the cargo bottom for needing to unload, and is then driven by two the first stepper motors 114 Two rotations of first gear 112 move forward to cargo bottom to drive activity fork 108, then four first hydraulic cylinders 104 Cargo is lifted in rising, and then activity fork 108 retracts, and is then lifted by two first hydraulic cylinders 104 in front and cargo is discharged to The upper surface of conveyer belt 201 drives six second gears 202 to rotate clockwise to drive by six second stepper motors 204 Conveyer belt 201 transports goods to the upper surface of transport slope 102 and then manually takes away.In the description of the present invention, it needs to illustrate , the orientation or positional relationship of the instructions such as term " on ", "lower", "front", "rear", "left", "right" is based on the figure Orientation or positional relationship or the invention product using when the orientation or positional relationship usually put, be merely for convenience of retouching It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. It is only used for distinguishing description, is not understood to indicate or imply relative importance.

Claims (1)

1. a kind of container handling device, including pedestal(1), transport section(2), ten running gears(3), it is characterised in that: The transport section(2)Positioned at pedestal(1)Two side baffles(103)Centre, two extension sleeve(206)Sleeve Bottom end is fixedly mounted on bottom plate(101)Centre lean on front position, two third hydraulic cylinder(209)Cylinder body bottom end be fixedly mounted In bottom plate(101)Centre position rearward;Ten running gears(3)It is distributed in pedestal(1)Bottom plate(101)Below Each side five, ten steering engine bottom plates(301)The upper surface of and bottom plate(101)Below be fixedly connected;
The pedestal(1)Including bottom plate(101), transport slope(102), two side baffles(103), four first hydraulic cylinders (104), four first movable free bearings(105), four second movable free bearings(106), lifting bottom plate(107), activity fork(108), Two dovetail grooves(109), two sliding rails(110), two rack gears(111), two first gears(112), two lifting baffles (113), two the first stepper motors(114), the bottom plate(101)It is a rectangle plank, it is oblique that front is equipped with transport Slope(102), two sides are respectively equipped with a side baffle(103);Four first hydraulic cylinders(104)It is vertical to place, cylinder Body bottom end is respectively and fixedly installed to bottom plate(101)The upper surface of above four second of rear movable free bearings 106, tailpiece of the piston rod point Not with four first movable free bearings(105)Below be fixedly connected;The movable free bearing of described four first(105)The upper surface of with rise Weight bottom plate(107)Below four angles be fixedly connected;The movable free bearing of described four second(106)It is fixedly mounted on bottom plate 101 The upper surface of latter half;The lifting bottom plate(107)It is one piece of rectangle plank, is equipped with two sliding rails above(110), Two sides are respectively provided with a lifting baffle(113);The activity fork(108)Positioned at lifting bottom plate(107)The upper surface of, it sets below There are two dovetail grooves(109), the left and right sides is respectively provided with a rack gear(111);First stepper motor(114)Vertically to Upper placement, side are fixedly mounted on lifting bottom plate(107)Side, motor shaft and first gear(112)It is fixedly connected;Institute The first gear stated(112)With rack gear(111)Intermeshing;
The transport section(2)Including conveyer belt(201), six second gears(202), two fixed frames(203), six Two stepping motor(204), two third activity free bearings(205), two extension sleeves(206), two second hydraulic cylinders(207), Two third activity free bearings(208), two third hydraulic cylinders(209), the conveyer belt(201)It is a belt, inside Equipped with rack gear;Six second stepper motors(204)Horizontal positioned, side is fixedly mounted on fixed frame(203)Side Face, motor shaft respectively with six second gears(202)It is fixedly connected;Six second gears(202)With conveyer belt (201)Internal rack gear is mutually mediated;Two third activity free bearings(205)The upper surface of respectively with two fixed frames (203)Left end below be fixedly connected, below with two extension sleeves(206)Telescopic rod end fixed-link;It is described Two second hydraulic cylinders(207)Positioned at two extension sleeves(206)Outside, cylinder body bottom end is fixedly mounted on extension sleeve (206)Sleeve on the outside of baffle on, tailpiece of the piston rod and extension sleeve(206)Expansion rod part outer side baffle below it is solid Fixed connection;Two third activity free bearings(208)The upper surface of respectively with two fixed frames(203)Right end below it is fixed Connection, below respectively with two third hydraulic cylinders(209)Tailpiece of the piston rod be fixedly connected;
The running gear(3)Including steering engine bottom plate(301), steering engine(302), wheel frame(303), third stepper motor (304), wheel(305), the steering engine bottom plate(301)It is round plank face and bottom plate thereon(101)It is fixedly connected;Institute The steering engine stated(302)Its bottom is placed straight down is fixedly mounted on steering engine bottom plate(301)Below in groove, motor shaft with Wheel frame(303)It is fixedly connected;The third stepper motor(304)It is horizontal positioned, upper side and wheel frame(303)Left side Baffle below be fixedly connected, motor shaft and wheel(305)It is fixedly connected;The wheel(305)Positioned at wheel frame(303) In following groove.
CN201810533786.1A 2018-05-30 2018-05-30 kinds of container loading and unloading equipment Active CN108928655B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810533786.1A CN108928655B (en) 2018-05-30 2018-05-30 kinds of container loading and unloading equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810533786.1A CN108928655B (en) 2018-05-30 2018-05-30 kinds of container loading and unloading equipment

Publications (2)

Publication Number Publication Date
CN108928655A true CN108928655A (en) 2018-12-04
CN108928655B CN108928655B (en) 2020-01-31

Family

ID=64449259

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810533786.1A Active CN108928655B (en) 2018-05-30 2018-05-30 kinds of container loading and unloading equipment

Country Status (1)

Country Link
CN (1) CN108928655B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0685601A1 (en) * 1994-06-03 1995-12-06 Ravestein B.V. Loading and unloading terminal for Ro-Ro ships
CN202897577U (en) * 2012-10-15 2013-04-24 中国人民解放军军事交通学院 Combination rolling slide for loading and unloading cargo
CN104291129A (en) * 2014-08-29 2015-01-21 厦门厦顺铝箔有限公司 Lifting type cargo loading and unloading platform
CN106241433A (en) * 2016-09-14 2016-12-21 易载快速装卸系统(上海)有限公司 High platform container handling facilities and control method thereof
CN206528388U (en) * 2017-02-22 2017-09-29 深圳市宝恒通实业有限公司 A kind of goods discharge mechanism
CN107458986A (en) * 2017-09-01 2017-12-12 苏州臂之力工业设备有限公司 A kind of automatic unloading mechanism with lifting platform
CN206886268U (en) * 2017-06-14 2018-01-16 绍兴市金禾农业有限公司 A kind of conveying device for egg entrucking

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0685601A1 (en) * 1994-06-03 1995-12-06 Ravestein B.V. Loading and unloading terminal for Ro-Ro ships
CN202897577U (en) * 2012-10-15 2013-04-24 中国人民解放军军事交通学院 Combination rolling slide for loading and unloading cargo
CN104291129A (en) * 2014-08-29 2015-01-21 厦门厦顺铝箔有限公司 Lifting type cargo loading and unloading platform
CN106241433A (en) * 2016-09-14 2016-12-21 易载快速装卸系统(上海)有限公司 High platform container handling facilities and control method thereof
CN206528388U (en) * 2017-02-22 2017-09-29 深圳市宝恒通实业有限公司 A kind of goods discharge mechanism
CN206886268U (en) * 2017-06-14 2018-01-16 绍兴市金禾农业有限公司 A kind of conveying device for egg entrucking
CN107458986A (en) * 2017-09-01 2017-12-12 苏州臂之力工业设备有限公司 A kind of automatic unloading mechanism with lifting platform

Also Published As

Publication number Publication date
CN108928655B (en) 2020-01-31

Similar Documents

Publication Publication Date Title
CN1163392C (en) Automatic loading/unloading products system
CN202717370U (en) Automatic stacking device for wooden trays
WO2016127769A1 (en) Rapid automatic loading and stacking machine for container
CN106167180B (en) Automatic unloading robot system
CN106081668B (en) A kind of steel drum loading-unloading vehicle system and method
CN208829207U (en) Storage piler
CN108928655A (en) A kind of container handling device
CN207467758U (en) Carloader and loading system
CN104773532A (en) Moving jacking type car loading machine
CN210117040U (en) Goods transfer frame
CN208234482U (en) A kind of fork truck motion means
CN211619846U (en) Automatic unloading machine for long-strip section material
CN205932545U (en) Steel drum dress unloading system
CN209242515U (en) A kind of rotational deformation crane
CN210236401U (en) Circulation loading attachment
CN213616682U (en) Full-automatic loading and unloading goods robot
CN211846376U (en) Lifting mechanism for stacking machine
CN110642155B (en) Folding rail type gravity self-adaptive crane
CN210709083U (en) Stacking machine for prefabricated parts
CN211225940U (en) Movable elevator
CN210527528U (en) Vertical lifting container
CN210943353U (en) Fork type charging tray lifting conveying equipment
CN211470059U (en) Stacking machine
CN207645375U (en) One kind is novel to tear palletizing apparatus open
CN209953786U (en) Casting sand box transfer device

Legal Events

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
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20191226

Address after: Room 404-a69, east of Building 2, No. 29, Jiatai Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai

Applicant after: Gongtian Supply Chain Technology Co., Ltd

Address before: 066000 Hebei Qinhuangdao economic and Technological Development Zone, tomorrow, Star City 22-2-2401

Applicant before: Qinhuangdao Maibo Intellectual Property Agency Co. Ltd.

GR01 Patent grant
GR01 Patent grant