CN106428600B - Cradle head mechanism - Google Patents

Cradle head mechanism Download PDF

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Publication number
CN106428600B
CN106428600B CN201611208281.5A CN201611208281A CN106428600B CN 106428600 B CN106428600 B CN 106428600B CN 201611208281 A CN201611208281 A CN 201611208281A CN 106428600 B CN106428600 B CN 106428600B
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CN
China
Prior art keywords
limit
cradle head
motor
sliding chutes
head mechanism
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Active
Application number
CN201611208281.5A
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Chinese (zh)
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CN106428600A (en
Inventor
田瑜
江文彦
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.)
Kunshan Helang Aviation Technology Co ltd
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Yuneec International Co Ltd
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Priority to CN201611208281.5A priority Critical patent/CN106428600B/en
Publication of CN106428600A publication Critical patent/CN106428600A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D47/00Equipment not otherwise provided for
    • B64D47/08Arrangements of cameras
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/04Helicopters
    • B64C27/08Helicopters with two or more rotors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C39/00Aircraft not otherwise provided for
    • B64C39/02Aircraft not otherwise provided for characterised by special use
    • B64C39/024Aircraft not otherwise provided for characterised by special use of the remote controlled vehicle type, i.e. RPV
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2101/00UAVs specially adapted for particular uses or applications
    • B64U2101/30UAVs specially adapted for particular uses or applications for imaging, photography or videography

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Accessories Of Cameras (AREA)

Abstract

The invention discloses a kind of cradle head mechanism, including U-shaped holder arm, the motor being connected on the U-shaped holder arm and by the motor-driven camera, the cradle head mechanism further includes the limit bindiny mechanism for limiting the camera pitch rotation;The limit connection structure includes limit sliding chutes and screw, and the screw and limit sliding chutes cooperation limit the pitch rotation angle of the camera.Cradle head mechanism provided by the invention realizes the structure-integrated of limit and connection, and which alleviates the overall qualities of cradle head device, greatly improve unmanned plane during flying speed and cruising ability.

Description

Cradle head mechanism
Technical field
The present invention relates to unmanned plane equipment technical field more particularly to a kind of cradle head mechanisms.
Background technique
In recent years, with the rise of unmanned plane and the fast development of related model plane and unmanned plane field technology, nobody Machine is also applied in more and more occasions;In the process, more and more masses also start to contact unmanned plane, from this nothing It is man-machine to have entered into common people's entertainment field from profession, scientific research field.
Referred to as " unmanned plane ", english abbreviation is " UAV " to UAV, is using radio robot and to provide for oneself The not manned aircraft of presetting apparatus manipulation.Unmanned plane press application field, can be divided into it is military with it is civilian.It is many it is civilian nobody In machine, occur more being exactly take photo by plane four axis, the unmanned planes such as six axis of taking photo by plane.
It is well known that needing to carry out limitation rule to the camera shooting angle of holder in the shooting field of unmanned vehicle It is fixed, cannot 360 degree without dead angle shooting, otherwise, the video photograph that will lead to shooting is stopped by holder self structure.Therefore, it is necessary to Corresponding position-limit mechanism adjusts the shooting angle of holder or more.In addition, also being set between camera and holder arm (i.e. U-shaped holder arm) It is equipped with additional bindiny mechanism, stability of the bindiny mechanism to guarantee holder.
But in UAV system in the prior art, position-limit mechanism and bindiny mechanism are separated, no integrations Mechanism design.So, since position-limit mechanism and bindiny mechanism separate, and then increase the weight of holder, be unfavorable for cloud The loss of weight of platform, to also be unfavorable for unmanned plane during flying speed and cruise duration.
Summary of the invention
The purpose of the present invention is to provide a kind of cradle head mechanisms, to solve the above problems.
In order to achieve the above object, the technical scheme of the present invention is realized as follows:
The present invention also provides a kind of cradle head mechanism, including U-shaped holder arm, the motor being connected on the U-shaped holder arm And by the motor-driven camera, the cradle head mechanism further includes the limit connection machine for limiting the camera pitch rotation Structure;
The limit bindiny mechanism has circular shell, described for installing positioned at being internally provided with for the circular shell The circular mounting slot of motor;One section of limit sliding chutes is provided at the neighboring along the circular shell;
The bottom of the circular mounting slot is provided with through-hole, and the output shaft of the motor stretches out the through-hole and the camera It is fixedly connected, and the motor is fixedly connected with the side wall of the U-shaped holder arm;
The limit connection structure further includes screw;Screw mounting hole is additionally provided on the U-shaped holder arm;The screw It across the screw mounting hole and protrudes into the limit sliding chutes, motion profile of the screw in its limit sliding chutes will be by To limitation, and then realize the pitch rotation angle for limiting the camera.
Preferably, as a kind of implementable solution;The limit sliding chutes are one section of circular groove structure.
Preferably, as a kind of implementable solution;The bottom of the motor is provided with mounting plate;On the mounting plate and institute It states U-shaped holder arm and respectively corresponds and be provided with threaded hole, bolt passes through the corresponding threaded hole with the fixation motor.
Preferably, as a kind of implementable solution;The projecting shaft is provided at the top of the motor;The top of the motor The projecting shaft in portion passes through the through-hole of the slot bottom of the circular mounting slot, and connect with the camera.
Preferably, as a kind of implementable solution;The extending direction of the limit sliding chutes is circular trace;And the limit The center of circle of the center of track of sliding slot and the circular mounting slot is in be arranged concentrically.
Preferably, as a kind of implementable solution;The cell wall and slot bottom of the limit sliding chutes are smooth surface.
Preferably, as a kind of implementable solution;The cradle head mechanism further includes outside buckle;The outside buckle installation It is arranged on the side wall outer surface for being equipped with circular shell of the U-shaped holder arm.
Compared with prior art, this have the advantage that:
A kind of cradle head mechanism provided by the invention, mainly by limit bindiny mechanism and U-shaped holder arm, motor and camera And the structures such as screw are constituted;Wherein, limit bindiny mechanism includes circular shell, and the circular shell is internally provided with circle Mounting groove is additionally provided with one section of limit sliding chutes on outer circumference surface.Described in the screw and limit sliding chutes cooperation limitation The pitch rotation angle of camera
Cradle head mechanism i.e. provided by the invention, it is main to be cooperated by one section of limit sliding chutes of screw and circular shell edge It realizes the adjustment for relatively rotating angle, determines specific rotational parameters especially by the slot arc length of this section of limit sliding chutes.
It should be noted that be one section of limit sliding chutes since the limit sliding chutes are not complete round limiting slot, So motion profile of the screw in its slot will be restricted;In fact, the circular shell where its limit sliding chutes is actively Rotational structure, however screw is passive structure;It thus, is in fact the angle of rotation of circular shell where its limit sliding chutes Degree, it will limited by screw, and then realize and limitation and restriction is realized to camera rotational angle.
Meanwhile the above-mentioned limit bindiny mechanism with circular shell structure also achieves the connection of camera and U-shaped holder arm.
To sum up, cradle head mechanism provided by the invention, which solve in traditional heads device bindiny mechanism and position-limit mechanism Technological deficiency that is complicated and cannot being compatible with;Cradle head mechanism provided by the invention, wherein limit bindiny mechanism realizes limit and company What is connect is structure-integrated, and which alleviates the overall qualities of cradle head mechanism, greatly improves unmanned plane during flying speed and continuation of the journey Ability, and it also has all various technical advantages such as connection reliability is high, and limit method is safe and reliable.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram under limit one visual angle of bindiny mechanism in cradle head mechanism provided in an embodiment of the present invention;
Fig. 2 is the structural representation under limit another visual angle of bindiny mechanism in cradle head mechanism provided in an embodiment of the present invention Figure;
Fig. 3 is that the assembling structure of the limit bindiny mechanism and motor in cradle head mechanism provided in an embodiment of the present invention is illustrated Figure;
Fig. 4 be cradle head mechanism provided in an embodiment of the present invention in limit bindiny mechanism, U-shaped holder arm, motor three it Between explosive decomposition structural schematic diagram;
Fig. 5 is a kind of integral installation distribution structure schematic diagram of cradle head mechanism provided in an embodiment of the present invention;
Fig. 6 is another integral installation distribution structure schematic diagram of cradle head mechanism provided in an embodiment of the present invention;
Fig. 7 is the partial enlargement structural representation of Fig. 6 cradle head mechanism provided in an embodiment of the present invention;
Description of symbols:
Limit bindiny mechanism 1;Circular shell 11;Circular mounting slot 12;Through-hole 13;Limit sliding chutes 14;
U-shaped holder arm 2;Screw mounting hole 21;
Motor 3;Mounting plate 31;
Camera 4;
Screw 5;
Threaded hole 6;
Outside buckle 7.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the present invention also provides a kind of cradle head mechanisms, including above-mentioned limit to connect machine Structure 1 (specific structure see also Fig. 1 and Fig. 2), U-shaped holder arm 2, motor 3 and camera 4 (i.e. by motor-driven camera) and Screw 5;Above-mentioned limit bindiny mechanism is for limiting the camera pitch rotation;
Wherein, limit bindiny mechanism 1 includes circular shell 11, and the circular shell 11 is internally provided with circular mounting slot 12;The circular mounting slot 12 has motor for installation settings;The slot bottom of the circular mounting slot 12 also sets up through-hole 13;Along One section of limit sliding chutes 14 is arranged (i.e. preferably, as a kind of implementable solution in the edge of the circular shell 11;The limit Sliding slot is one section of circular groove structure);The pitching that the screw 5 limits the camera 3 with the limit sliding chutes 14 cooperation turns Dynamic angle.
Wherein, the output shaft at the top of the motor 3 is fixedly connected after stretching out the through-hole 13 with camera 4;The motor 3 Bottom be fixedly connected with the side side wall of the U-shaped holder arm 2;
Screw mounting hole 21 is additionally provided on the side wall of the U-shaped holder arm 2;The screw 5 passes through the U-shaped cloud After screw mounting hole 21 on the side wall of platform arm 2, in the limit sliding chutes 14 for the edge for protruding into the circular shell 11 Formation is slidably matched and (see also Fig. 7);It should be noted that the U-shaped holder arm 2 has two side walls, what which refered in particular to The side wall of circular shell 11 is exactly installed.
It should be noted that limited in the specific structure of above-mentioned cradle head mechanism for the camera of holder, it is main What is relied on is one section of limit sliding chutes of screw fit to complete;Limit method is in such a way that screw adds one section of limit sliding chutes, function The limit and connection being able to achieve.That realizes camera rotates up and down angle pitching, guarantees that camera is rotated up 30 degree, rotates down 120 degree of sports limiting.
Analyze known to above-mentioned cradle head structure: above-mentioned cradle head mechanism its mainly by above-mentioned limit bindiny mechanism 1 and U-shaped holder Arm 2, motor 3 and the structures such as camera 4 and screw 5 are constituted;
It is one section of limit sliding chutes, so screw 5 exists since the limit sliding chutes 14 are not complete round limiting slot Motion profile in its slot will be restricted;In fact, the circular shell 11 where its limit sliding chutes 14 is that actively rotation is tied Structure, however screw 5 is passive structure;It thus, is in fact the rotational angle of circular shell 11 where its limit sliding chutes 14, The limitation of screw 5 will be will receive, and then realize and limitation and restriction is realized to camera rotational angle.Meanwhile it is above-mentioned with toroidal shell The limit bindiny mechanism 1 of body structure also achieves the connection of camera and U-shaped holder arm.
Cradle head mechanism provided by the invention, which solve in traditional heads device bindiny mechanism and position-limit mechanism it is complicated and The technological deficiency that cannot be compatible with;Cradle head mechanism provided by the invention, limit bindiny mechanism realize integration, and which alleviates holders The overall quality of device greatly improves unmanned plane during flying speed and cruising ability, and it also has connection reliability height, All various technical advantages such as limit method is safe and reliable.
The specific structure to cradle head mechanism provided in an embodiment of the present invention and particular technique effect are done in detail below Explanation:
Preferably, as a kind of implementable solution;The bottom of the motor 3 is provided with mounting plate 31;Positioned at the installation There are four threaded holes 6 for setting on plate 31.
Four threaded holes 6 are also set up on the side side wall for being equipped with circular shell of the U-shaped holder arm 2.
Four screw threads on side wall that the motor 3 passes through four threaded holes 6 and the U-shaped holder arm 2 on mounting plate Hole 6 corresponds, and is achieved a fixed connection by bolt.
It should be noted that analysis above structure is it is found that the bottom of motor is provided with mounting plate, (and setting is there are four screw thread Hole);The side wall of the U-shaped holder arm is also correspondingly arranged there are four threaded hole simultaneously.Both above-mentioned, Ji Keshi is bolted Now motor is fixedly attached on the side wall of U-shaped holder arm, and then realizes being fastenedly connected for motor and U-shaped holder arm.
It will be apparent that above-mentioned U-shaped holder arm and motor are all to maintain static dynamic (i.e. Passive part), while its U-shaped holder arm Side wall on screw be also maintain static it is dynamic;But the top output shaft of motor stretches out the through-hole and the fixed company of camera It connects, driving camera pitch rotation up and down can be driven;It limits bindiny mechanism's (i.e. circular shell) simultaneously and camera is coaxial Rotation connection, so one section of limit sliding chutes can be made to rotate along screw, or to be interpreted as screw opposite along one section of limit sliding chutes Sliding;Its relative rotation angle of limit sliding chutes will be restricted.
Preferably, as a kind of implementable solution;The top of the motor 3 is provided with the projecting shaft (not shown);Institute State the top of motor 3 projecting shaft pass through the circular mounting slot 11 slot bottom through-hole 13, and connect with the camera 4.
Preferably, as a kind of implementable solution;The extending direction of the limit sliding chutes 14 is circular trace;And the limit The center of track of position sliding slot 14 is in be arranged concentrically with the center of circle of the circular mounting slot 11.
It should be noted that the concentric arrangement of above-mentioned limit sliding chutes and circular mounting slot designs, have it is unique it is ingenious it Place;It can guarantee the two coaxial arrangement in this way, and then realize that screw adapts to the extending direction of limit sliding chutes, and sliding along the limit Slot extending direction slides out one section of circus movement track.
Preferably, as a kind of implementable solution;The cell wall and slot bottom of the limit sliding chutes 14 are smooth surface.
It should be noted that screw can be caused along one section of limit sliding chutes due to when realizing camera or more pitch rotation Opposite sliding, thus the inner surface of limit sliding chutes all should be smooth surface, and then can guarantee that both cooperation is more suitable Benefit, rotation process is more steady, smooth.
Preferably, as a kind of implementable solution;The groove width of the limit sliding chutes 14 and the diameter of the screw 5 are mutually fitted It answers.
It should be noted that since screw can relatively rotate sliding along one section of limit sliding chutes, so the slot of limit sliding chutes Width should not be too large (may cause screw and limit sliding chutes be detached from) or too small (may cause screw that can not extend into limit Inside sliding slot), groove width size should be adapted with the diameter of screw.
Preferably, as a kind of implementable solution;The cradle head mechanism further includes outside buckle 7;The outside buckle peace Installing is set on the side wall outer surface for being equipped with circular shell of the U-shaped holder arm.
It should be noted that on its wall outer surface for being mounted on U-shaped holder arm of above-mentioned outside buckle, it can be right It is protected on the outside of U-shaped holder arm.
Cradle head mechanism provided in an embodiment of the present invention has the technical advantage of following aspect:
One, limit bindiny mechanism provided in an embodiment of the present invention, what is relied primarily on is one section of limit sliding chutes of screw fit Come what is completed;Limit method is in such a way that screw adds one section of limit sliding chutes, limit and connection that function is realized.Realize camera Angle pitching is rotated up and down, guarantees that camera is rotated up 30 degree, rotates down 120 degree of sports limiting.Meanwhile the mechanism can Using the connector as connection U-shaped arm and camera.
Therefore, the structure of the position limiting structure and being made of one of connection structure can preferably realize limit and connection Function;Meanwhile, it is capable to mitigate the weight of structural member, this is significant for the flight of unmanned plane.
Two, the designs such as holder provided in an embodiment of the present invention, connection structure and mounting hole may make limit connection machine Structure, the fastening structures such as U-shaped holder arm, motor and camera are stronger;The holder controllability is strong, and connection structure is more stable, It is highly reliable, device security is high;It can guarantee the stable structure of unmanned plane in the reliable situation that is perfectly safe in this way Property, guarantee the flight reappearance and flight efficiency of unmanned plane.
Based on above many significant technical advantages, cradle head mechanism provided by the invention will bring good market prospects And economic benefit.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (6)

1. a kind of cradle head mechanism, including U-shaped holder arm, the motor being connected on the U-shaped holder arm and driven by the motor Dynamic camera, it is characterised in that: the cradle head mechanism further includes the limit bindiny mechanism for limiting the camera pitch rotation;
The limit bindiny mechanism has circular shell, positioned at being internally provided with for installing the motor for the circular shell Circular mounting slot;One section of limit sliding chutes is provided at the neighboring along the circular shell;The limit sliding chutes are One section of circular groove structure;
The bottom of the circular mounting slot is provided with through-hole, and the output shaft of the motor stretches out the through-hole to be fixed with the camera Connection, and the motor is fixedly connected with the side wall of the U-shaped holder arm;
The limit connection structure further includes screw;Screw mounting hole is additionally provided on the U-shaped holder arm;The screw passes through The screw mounting hole simultaneously protrudes into the limit sliding chutes, and motion profile of the screw in its limit sliding chutes will will receive limit System, and then realize the pitch rotation angle for limiting the camera.
2. cradle head mechanism as described in claim 1, which is characterized in that
The bottom of the motor is provided with mounting plate;It respectively corresponds with the U-shaped holder arm on the mounting plate and is provided with screw thread Hole, bolt pass through the corresponding threaded hole with the fixation motor.
3. cradle head mechanism as claimed in claim 2, which is characterized in that
Projecting shaft is provided at the top of the motor;The projecting shaft at the top of the motor passes through the slot bottom of the circular mounting slot Through-hole, and connect with the camera.
4. cradle head mechanism as claimed in claim 3, which is characterized in that
The extending direction of the limit sliding chutes is circular trace;And the center of track of the limit sliding chutes and the circular mounting slot The center of circle in being arranged concentrically.
5. cradle head mechanism as claimed in claim 4, which is characterized in that
The cell wall and slot bottom of the limit sliding chutes are smooth surface.
6. cradle head mechanism as claimed in claim 5, which is characterized in that
The cradle head mechanism further includes outside buckle;What the outside buckle was mounted on the U-shaped holder arm is equipped with circle On the side wall outer surface of shape shell.
CN201611208281.5A 2016-12-23 2016-12-23 Cradle head mechanism Active CN106428600B (en)

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Application Number Priority Date Filing Date Title
CN201611208281.5A CN106428600B (en) 2016-12-23 2016-12-23 Cradle head mechanism

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Application Number Priority Date Filing Date Title
CN201611208281.5A CN106428600B (en) 2016-12-23 2016-12-23 Cradle head mechanism

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CN106428600B true CN106428600B (en) 2019-08-23

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107323679A (en) * 2017-07-07 2017-11-07 昊翔电能运动科技(昆山)有限公司 Fixed structure and fixed module

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CN203793655U (en) * 2014-01-10 2014-08-27 广州极飞电子科技有限公司 Double-axis brushless anti-shake stabilization holder of unmanned air vehicle
CN204473159U (en) * 2015-02-13 2015-07-15 徐鹏 A kind of mount pad of rotating camera of holder for aerial photographing
CN205738134U (en) * 2016-05-04 2016-11-30 滁州市通航无人机科技有限公司 A kind of two-degree-of-freedom cradle head
CN206606363U (en) * 2016-12-23 2017-11-03 昊翔电能运动科技(昆山)有限公司 Cradle head mechanism

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JP2005037186A (en) * 2003-07-17 2005-02-10 Tamagawa Seiki Co Ltd Space stabilizing device

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Publication number Priority date Publication date Assignee Title
CN103419942A (en) * 2013-09-10 2013-12-04 北京臻迪科技有限公司 Unmanned aerial vehicle
CN203793655U (en) * 2014-01-10 2014-08-27 广州极飞电子科技有限公司 Double-axis brushless anti-shake stabilization holder of unmanned air vehicle
CN204473159U (en) * 2015-02-13 2015-07-15 徐鹏 A kind of mount pad of rotating camera of holder for aerial photographing
CN205738134U (en) * 2016-05-04 2016-11-30 滁州市通航无人机科技有限公司 A kind of two-degree-of-freedom cradle head
CN206606363U (en) * 2016-12-23 2017-11-03 昊翔电能运动科技(昆山)有限公司 Cradle head mechanism

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Effective date of registration: 20230607

Address after: 215300 room 4, No. 388, Zhengwei East Road, Jinxi Town, Kunshan City, Suzhou City, Jiangsu Province

Patentee after: Kunshan Helang Aviation Technology Co.,Ltd.

Address before: 215300 Zhengwei Road, Jinxi Town, Kunshan City, Suzhou City, Jiangsu Province, 388

Patentee before: HAOXIANG ELECTRIC ENERGY (KUNSHAN) Co.,Ltd.