WO2017197543A1 - Dispositif de cylindre d'entraînement électrique intelligent - Google Patents

Dispositif de cylindre d'entraînement électrique intelligent Download PDF

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Publication number
WO2017197543A1
WO2017197543A1 PCT/CN2016/000310 CN2016000310W WO2017197543A1 WO 2017197543 A1 WO2017197543 A1 WO 2017197543A1 CN 2016000310 W CN2016000310 W CN 2016000310W WO 2017197543 A1 WO2017197543 A1 WO 2017197543A1
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WO
WIPO (PCT)
Prior art keywords
sleeve
outer tube
cylinder
electric drive
wall
Prior art date
Application number
PCT/CN2016/000310
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English (en)
Chinese (zh)
Inventor
潘微杰
Original Assignee
潘微杰
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 潘微杰 filed Critical 潘微杰
Publication of WO2017197543A1 publication Critical patent/WO2017197543A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/088—Characterised by the construction of the motor unit the motor using combined actuation, e.g. electric and fluid actuation
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
    • E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/43—Motors
    • E05Y2201/448—Fluid motors; Details thereof
    • E05Y2201/454—Cylinders
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/531—Doors
    • E05Y2900/532—Back doors or end doors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B2015/1495—Characterised by the construction of the motor unit of the straight-cylinder type with screw mechanism attached to the piston

Definitions

  • the present invention relates to an electric drive device, and more particularly to an intelligent electric drive cylinder device applied to a tailgate of an automobile.
  • tailgates There are two main types of tailgates. The first one is the manual tailgate, which uses the gas spring to realize the manual switch. This type of structure is mainly used in the middle and low-end vehicles. The second is the electric tailgate, which uses the motor drive to realize the tailgate.
  • the automatic lifting and lowering operation is convenient and quick, and at the same time solves the problem that most female passengers have difficulty in opening the tailgate due to small strength.
  • the driving device of the above-mentioned electric tailgate is mainly supported by a steel spring, and the driving force is generated by the motor, and the expansion and contraction is realized by the screw rod.
  • the steel spring has the following disadvantages: First, the steel spring has poor stability and is easily broken. There are safety hazards. Secondly, the weight of the tailgate of the car is different. It needs to adapt to different specifications of the drive device, and the steel spring torque can not be adjusted. Again, the steel spring is easy to rub against the steel pipe wall in the reciprocating motion to generate noise; The steel spring must be made relatively large, and the whole is relatively bulky, so that the bearing capacity is doubled when the tailgate is closed at both ends, and the strength requirements of the fixing devices at both ends are increased.
  • the technical problem to be solved by the present invention is to provide a compact and lightweight intelligent electric drive cylinder device for the above-mentioned state of the art.
  • Still another technical problem to be solved by the present invention is to provide an intelligent electric drive cylinder device with low noise for the above-mentioned state of the art.
  • Still another technical problem to be solved by the present invention is to provide an intelligent electric drive cylinder device which is easy to manufacture in view of the above state of the art.
  • an intelligent electric drive cylinder device characterized in that it comprises
  • a DC motor disposed in the outer tube and provided with a sensor
  • a speed reducer disposed in the outer tube and connected to the power output end of the DC motor
  • the cylinder sleeve is movable back and forth relative to the outer tube and comprises a small cylinder sleeve and a large cylinder sleeve.
  • the small cylinder sleeve is located in the middle of the large cylinder sleeve, and an annular region is formed between the outer wall of the small cylinder sleeve and the inner wall of the large cylinder sleeve;
  • a piston rod which is hollow to form an inner cavity and has a piston at the front end, the piston rod is sleeved on the small cylinder sleeve, and the piston is located in an annular region between the outer wall of the small cylinder sleeve and the inner wall of the large cylinder sleeve;
  • a multi-head screw having one end connected to the output end of the aforementioned reducer and the other end extending into the small cylinder sleeve and being coupled with the aforementioned wire sleeve;
  • the positioning sleeve is disposed on the inner wall of the large cylinder liner and can restrict the piston rod from being separated from the large cylinder sleeve.
  • the fixing of the reducer is selected as follows: the reducer is disposed on a fixed sleeve of the reducer, and the fixed sleeve of the reducer is disposed in the outer tube.
  • a small O-ring is disposed on the piston.
  • the front end of the cylinder liner and the end of the outer tube are respectively provided with ball stud connection members.
  • the outer tube is provided with an outer tube cover, and the ball stud connection member is disposed on the outer tube cover, and the outer tube is provided with a large O-ring.
  • the piston is provided with a small oil seal
  • the positioning sleeve is provided with a large oil seal
  • the senor is a magnetic ring rotating bi-directional Hall sensor.
  • the outer wall of the large cylinder sleeve has a cylinder sleeve protrusion.
  • the outer tube inner wall has an outer tube groove that is in guiding engagement with the cylinder sleeve protrusion.
  • the front end of the outer tube is provided with a waterproof ring, and the waterproof ring is in close contact with the outer wall of the cylinder liner. In order to prevent rainwater and the outer tube, it will affect the normal operation of the DC motor.
  • the multi-head screw is connected to the speed reducer by a cross pin.
  • the invention has the advantages of adopting hollow piston rod and cooperation of large cylinder sleeve and small cylinder sleeve
  • the structure can make the multi-head screw fully drive back and forth in the small cylinder sleeve.
  • the working area of the piston is a ring shape, which can make full use of the internal pressure space, and make the overall volume relatively small and light, and at the same time, the driving structure and the supporting structure are two.
  • the internal and external settings can effectively reduce the overall length and expand the application space; in addition, the rotation of the multi-head screw and the sleeve fits in a relatively closed space, so the noise generated is greatly reduced.
  • the invention has simple processing technology, can generate different torques to offset the up and down movement gravity of the article, reduce the number of motor watts, and save energy; it can also effectively prevent the cylinder sleeve from rotating, reduce friction and prolong the service life of the cylinder.
  • the application of the invention is not limited to the lifting and lowering of the tailgate of the automobile, and the structure adopting the gas spring as the lifting support can be replaced by the electric method of the invention, such as the rotation adjustment of the solar panel, the electric lifting of the medical bed and the protective cover of the range hood. Electric opening and closing, etc.
  • FIG. 1 is a schematic view showing the appearance of the embodiment when shortened.
  • Figure 2 is a cross-sectional view of Figure 1.
  • Figure 3 is an exploded view of the embodiment.
  • Figure 4 is an enlarged view of a portion of the cylinder liner of Figure 2.
  • Fig. 5 is a structural schematic view showing the joint portion of the outer tube and the cylinder liner in the embodiment.
  • Fig. 6 is a schematic structural view of a driving portion of the embodiment.
  • Figure 7 is an enlarged cross-sectional view showing the embodiment when it is stretched.
  • the intelligent electric drive cylinder device in the embodiment can be applied to the lifting and lowering of the tailgate of the automobile, and specifically includes an outer tube 1, a direct current motor 6, a reducer 5, a cylinder liner 2, a piston rod 4, The wire sleeve 31, the multi-head screw 3 and the positioning sleeve 33.
  • the front end of the outer tube 1 is provided with a waterproof ring 36 which is in close contact with the outer wall of the cylinder liner 2.
  • the outer tube 1 is provided with an outer tube suffocating cover 7 at its end, and the outer tube suffocating cover 7 is provided with a large O-ring 71.
  • a ball stud connection member 81 is provided on the outer tube cover 7.
  • the DC motor 6 is disposed in the outer tube 1 and is provided with a sensor 61.
  • the DC motor 6 has an external power line 62.
  • the sensor 61 in this embodiment is a magnetic ring rotating bidirectional Hall sensor.
  • the reducer 5 is disposed in the outer tube 1 and is connected to the power output end of the DC motor 6 .
  • the speed reducer 5 is disposed on the reducer fixing sleeve 34
  • the reducer fixing sleeve 34 is disposed in the outer tube 1 .
  • An O-ring 35 is provided on the reducer fixing sleeve 34.
  • the cylinder liner 2 can move back and forth relative to the outer tube 1 and includes a small cylinder sleeve 22 and a large cylinder sleeve 21.
  • the small cylinder sleeve 22 is located in the middle of the large cylinder sleeve 21, and an annular region is formed between the outer wall of the small cylinder sleeve 22 and the inner wall of the large cylinder sleeve 21.
  • the wire sleeve 31 is arranged on the small cylinder cover 22 Inner wall.
  • the piston rod 4 is hollow to form an inner cavity and the front end forms a piston 41.
  • the piston rod 4 is sleeved on the small cylinder sleeve 22.
  • the piston 41 is located in an annular region between the outer wall of the small cylinder sleeve 22 and the inner wall of the large cylinder sleeve 21, and the piston 41
  • a small oil seal 43 and a small O-ring 42 are provided.
  • One end of the multi-head screw 3 is connected to the output end of the reducer 5 through the cross pin 51, and the other end extends into the small cylinder sleeve 22 and is coupled with the wire sleeve 31; the positioning sleeve 33 is disposed on the inner wall of the large cylinder sleeve 21 and can restrict the piston rod 4 is separated from the large cylinder sleeve 21, and the positioning sleeve 33 is provided with a large oil seal 32.
  • the front end of the cylinder liner 2 and the end of the outer tube 1 are respectively provided with a ball stud connection member 81 and a ball stud connection member 82.
  • the outer wall of the large cylinder sleeve 21 has a cylinder sleeve protrusion 23, and correspondingly, the inner wall of the outer tube 1 has an outer tube groove 11 which is in guiding engagement with the cylinder sleeve protrusion 23.
  • the working principle the DC motor 6 drives the multi-head screw 3 to move back and forth through the reducer 5, and the sleeve 31 is fixedly connected with the small cylinder sleeve 22, so that the sleeve 31 drives the cylinder liner 2 to move back and forth as a whole. To achieve lifting. At the same time, the piston rod 4 moves back and forth in the annular region to provide sufficient support.
  • the sealed cylinder liner 2 can generate a unidirectional strong thrust.
  • the small cylinder liner 22 and the annular region of the large cylinder liner 21 are filled with liquid nitrogen or compressed gas; the multi-head screw rod 3, the wire sleeve 31 and the DC motor 6 form an electric cylinder.
  • the push rod is allowed to move in a straight line; the sensor 61 is used to detect the running condition of the DC motor 6, specifically, the DC motor 6 rotates one revolution and the Hall sends out three or seven (1 to 12) pulse signals, and two Halls
  • the component emits 2 signals, and the 2 pulse signals are made into a quarter phase difference (90 degree phase difference), thereby calculating the number of digital pulses up or down and the lap speed of the motor rotation, reflecting the operating condition and running position of the device. .
  • the composition of the cylinder liner 2 and the multi-head screw 3, the wire sleeve 31, the sensor 61, and the DC motor 6 allow the product to be extended and shortened to generate two different moments (for example, the torque generated by the elongation is 900 N, and the generated torque is shortened). 200N), this can make the object move up and down to offset the gravity. Originally, a 30W motor is needed. Now, as long as the 15W DC motor 6 can be used, the product can be reduced, energy is saved, and the linear push-cylinder push rod bearing capacity is greatly reduced. In the case of no power, the object can be pushed with less force.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Fluid-Damping Devices (AREA)
  • Transmission Devices (AREA)

Abstract

L'invention concerne un dispositif de cylindre d'entraînement électrique intelligent comprenant un tube extérieur (1), un moteur à courant continu (6), un réducteur (5), un manchon de cylindre (2), une tige de piston (4), un manchon fileté (31), une tige de vis à tête multiple (3) et un manchon de positionnement (33). Le manchon de cylindre (2) se déplace en avant et en arrière par rapport au tube extérieur (1) et comprend un petit manchon de cylindre (22) et un grand manchon de cylindre (21), le petit manchon de cylindre (22) étant situé au milieu du grand manchon cylindre (21), une zone annulaire étant formée entre une paroi extérieure du petit manchon de cylindre (22) et une paroi intérieure du grand manchon de cylindre (21). La tige de piston (4) est creuse pour former une cavité intérieure et une extrémité avant forme un piston (41), la tige de piston (4) étant emmanchée sur le petit manchon de cylindre (22), le piston (41) étant situé à l'intérieur de la zone annulaire entre la paroi extérieure du petit manchon de cylindre (22) et la paroi intérieure du grand manchon de cylindre (21). Une extrémité de la tige de vis à tête multiple (3) est reliée à une extrémité de sortie du réducteur (5), et l'autre extrémité s'étend dans le petit manchon de cylindre (22) et est reliée au manchon fileté (31) et appariée avec ce dernier. Le dispositif de cylindre d'entraînement électrique intelligent présente les avantages d'avoir une structure compacte, d'être léger et pratique et d'être à faible bruit.
PCT/CN2016/000310 2016-05-20 2016-06-17 Dispositif de cylindre d'entraînement électrique intelligent WO2017197543A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201610356480 2016-05-20
CN201610356480.4 2016-05-20
CN201610409450.5 2016-06-12
CN201610409450.5A CN105952706B (zh) 2016-05-20 2016-06-12 智能电动驱动气缸装置

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PCT/CN2016/000310 WO2017197543A1 (fr) 2016-05-20 2016-06-17 Dispositif de cylindre d'entraînement électrique intelligent
PCT/CN2017/000259 WO2017197902A1 (fr) 2016-05-20 2017-03-29 Dispositif de cylindre d'entraînement électrique intelligent

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CN205669517U (zh) * 2016-05-20 2016-11-02 潘微杰 智能电动驱动气缸装置
CN106246789A (zh) * 2016-10-11 2016-12-21 杨均 一种电动气弹簧
CN107605847B (zh) * 2017-08-07 2019-05-24 浙江大学宁波理工学院 直线电机驱动的气弹簧装置
CN107795222A (zh) * 2017-11-30 2018-03-13 无锡典聚科技有限公司 一种车辆电动尾门撑杆丝杆与减速箱输出轴连接结构
CN107829639A (zh) * 2017-11-30 2018-03-23 无锡典聚科技有限公司 一种电动尾门撑杆导向杆与外管的止转结构
CN107816284A (zh) * 2017-11-30 2018-03-20 无锡典聚科技有限公司 一种用于电动尾门球头与外管的连接结构
CN107829636A (zh) * 2017-11-30 2018-03-23 无锡典聚科技有限公司 一种汽车电动尾门撑杆减速电机止转结构
CN108134479B (zh) * 2017-12-22 2019-07-16 深圳市精艺精汽车配件有限公司 一种新型电动推杆
CN107863844A (zh) * 2017-12-25 2018-03-30 西安方元明科技股份有限公司 一种多级伸缩电动缸
CN109361288B (zh) * 2018-11-26 2023-08-29 苏州江森特自动化科技有限公司 一种电动缸
CN111219377A (zh) * 2018-11-26 2020-06-02 徐州徐工液压件有限公司 一种智能液压缸装置及控制方法
CN109610967A (zh) * 2019-01-31 2019-04-12 宁波拓尔精工机械有限公司 电动驱动气缸装置
CN112392358B (zh) * 2019-08-16 2024-05-10 上海迪洲船用厨房设备有限公司 电动多级传动伸缩推拉杆
CN110356545B (zh) * 2019-08-21 2024-08-09 成都弗格森液压机电有限公司 一种无人机起落架收放用锁紧机构
CN112211948B (zh) * 2020-11-04 2022-07-01 南京默凯尼克机电有限公司 具有油气辅助缓冲结构的电动缸
CN113153058A (zh) * 2021-03-23 2021-07-23 宁波信泰机械有限公司 一种电动撑杆改进结构及其安装方法
CN117948393B (zh) * 2024-03-25 2024-06-25 山东星辉液压设备有限公司 一种剪叉式高空作业车用举升电动缸

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CN205669517U (zh) 2016-11-02
CN107143241B (zh) 2018-11-13
CN107143241A (zh) 2017-09-08
CN105952706B (zh) 2018-11-30
WO2017197902A1 (fr) 2017-11-23
CN105952706A (zh) 2016-09-21

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