WO2021119975A1 - Dispositif de verrouillage de capot d'un moteur d'automobile - Google Patents

Dispositif de verrouillage de capot d'un moteur d'automobile Download PDF

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Publication number
WO2021119975A1
WO2021119975A1 PCT/CN2019/125821 CN2019125821W WO2021119975A1 WO 2021119975 A1 WO2021119975 A1 WO 2021119975A1 CN 2019125821 W CN2019125821 W CN 2019125821W WO 2021119975 A1 WO2021119975 A1 WO 2021119975A1
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WO
WIPO (PCT)
Prior art keywords
lock
plate
spring
engine cover
push rod
Prior art date
Application number
PCT/CN2019/125821
Other languages
English (en)
Chinese (zh)
Inventor
周祥东
Original Assignee
江苏罗思韦尔电气有限公司
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 江苏罗思韦尔电气有限公司 filed Critical 江苏罗思韦尔电气有限公司
Publication of WO2021119975A1 publication Critical patent/WO2021119975A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
    • E05B81/04—Electrical
    • E05B81/06—Electrical using rotary motors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
    • E05B83/16—Locks for luggage compartments, car boot lids or car bonnets
    • E05B83/24—Locks for luggage compartments, car boot lids or car bonnets for car bonnets

Definitions

  • the invention relates to the technical field of automobile manufacturing, and more specifically, it relates to an automobile engine cover lock device.
  • the engine cover (also known as the engine hood) is the most eye-catching body component and one of the parts that car buyers often check.
  • the main requirements for the engine cover are heat and sound insulation, light weight, and strong rigidity.
  • the engine cover lock is the engine The important part of the cover, the opening and locking of the engine cover must be realized by the engine cover lock.
  • the mechanical structure in the existing automobile engine cover lock device is prone to ageing after long-term use, so that the engine cover lock is not easy to open, inconvenient to use, and has insufficient service life.
  • the purpose of the present invention is to provide an automobile hood lock device, which solves the problem that the mechanical structure in the existing automobile hood lock device is prone to aging after long-term use, making the hood lock difficult to open and inconvenient to use , The problem of insufficient service life.
  • the present invention provides the following technical solutions:
  • An automobile engine cover lock device includes a lower lock body, an electric push rod and a lock frame.
  • the middle part of a side wall of the lower lock body is connected with a fixing plate through a screw, and the electric push rod is welded in the fixing plate.
  • the transmission output end of the electric push rod is overlapped with an arc-shaped clamping plate, one end of the arc-shaped clamping plate away from the electric push rod is welded with an elastic lock plate, and the elastic lock plate is away from a side wall of the arc-shaped clamping plate
  • the lower end is lapped with a spring one, the end of the spring one away from the elastic lock plate is provided with the lock frame, the outer periphery of the one end of the spring one near the lock frame is provided with a fixed groove plate, and the lower end of the lock frame is provided with a spring Second, a fixed cylinder is provided on the outer periphery of the lower end of the second spring, a connecting cavity is formed in the lower lock body, and an accommodating cavity is formed between the lock
  • the electric push rod is connected to the electric system of the automobile, and the electric push rod can be controlled through the control system of the automobile.
  • the electric push rod squeezes the arc-shaped clamping plate.
  • both the arc-shaped clamping plate and the elastic locking plate move into the accommodating cavity, and the spring Once compressed, the second spring of the compressed state will push the lock frame out of the lower lock body, so that the lock frame and the arc-shaped card board can be easily separated from the lower lock body , That is, the engine cover lock is opened.
  • the spring is overlapped with the lock frame, the fixing groove plate is welded with the lock frame at one end away from the elastic lock plate, and the spring is welded with the lock frame at one end close to the lock frame. Connect through the card slot.
  • the spring 1 is fixed on the inner wall of the lock frame by the fixing groove plate.
  • the upper end of the second spring is overlapped with the lock frame, the outer periphery of the lower end of the second spring is connected with the fixed cylinder through a slot, and the upper end of the fixed cylinder is welded to the lower lock body.
  • the second spring can push up the lock frame when the second spring is in the extended state. At this time, the engine cover lock is in the open state. When the second spring is compressed, the engine cover lock is in the locked state.
  • a mounting plate one is provided on one side of the fixing plate, the number of the mounting plate one is two, and the mounting plate one is symmetrically distributed on the lower lock body, and the mounting plate one is formed with Mounting hole one, the mounting plate one is welded to the lower lock body.
  • the lower lock body can be fixed to the frame or the body of the engine compartment through the mounting plate 1 and the mounting hole 1 using bolts.
  • a lock groove is formed on one side of the upper end of the lower lock body, the lock frame and the arc-shaped clamping plate are both slidably connected to the lock groove, and the upper end of the lock frame is provided with a connecting plate, and the connecting plate
  • a connecting post is provided in the middle of the upper end, and the upper end of the connecting post is provided with a second mounting plate, the second mounting plate is formed with two mounting holes, the number of the second mounting holes is two, and the second mounting hole is in the Symmetrically distributed on the second mounting plate.
  • the second mounting plate can be fixed to the engine cover through the second mounting hole using bolts.
  • the upper end of the lock frame and the elastic lock plate are both welded to the connecting plate, the lower end of the connecting column is welded to the middle of the upper end of the connecting plate, and the upper end of the connecting column is connected to the middle of the second lower end of the mounting plate. welding.
  • the present invention has the following beneficial effects:
  • the present invention enables the user to conveniently pass the electric push rod through the control system of the car Open the engine cover lock, the electric push rod has better working stability than the traditional mechanical engine cover lock, is not easy to age, and has a longer service life, which can make the device have a longer service life and is very convenient to use.
  • the design scheme effectively solves the problems that the mechanical structure in the existing automobile hood lock device is prone to aging after long-term use, and the hood lock is difficult to open, inconvenient to use, and insufficient service life.
  • Figure 1 is a schematic diagram of the structure of the present invention
  • Figure 2 is a cross-sectional view of the lower lock body, lock frame and connecting plate in the present invention
  • Figure 3 is a schematic diagram of the structure of the lower lock body of the present invention.
  • Fig. 4 is a structural diagram of the second lock frame, elastic lock plate, arc-shaped clamping plate, connecting plate, connecting column and mounting plate in the present invention.
  • an automobile engine cover lock device comprising a lower lock body 1, an electric push rod 3 and a lock frame 7.
  • the middle part of a side wall of the lower lock body 1 is connected by screws.
  • the fixed plate 2 the electric push rod 3 is welded in the fixed plate 2, the transmission output end of the electric push rod 3 is overlapped with an arc chuck plate 4, the arc chuck 4 is away from the electric push rod 3, and an elastic lock plate 5 is welded at one end,
  • the elastic lock plate 5 is away from the arc-shaped clamping plate 4, and a spring 6 is overlapped at the lower end of the side wall.
  • the spring 6 is away from the elastic lock plate 5 and is provided with a lock frame 7, and the spring 6 is close to the lock frame 7 and a fixed groove plate is provided on the periphery.
  • the lower end of the lock frame 7 is provided with a second spring 9, and the outer periphery of the lower end of the second spring 9 is provided with a fixed cylinder 10, a connecting cavity 11 is formed in the lower lock body 1, and an accommodating cavity 12 is formed between the lock frame 7 and the elastic lock plate 5.
  • the electric push rod 3 is connected to the electric system of the car. The electric push rod 3 can be controlled through the control system of the car.
  • the arc chuck 4 When the transmission output end of the electric push rod 3 is extended, the arc chuck 4 will be squeezed, and then The arc-shaped card 4 and the elastic lock plate 5 are squeezed to move into the accommodating cavity 12. At this time, the spring 6 will be compressed by the elastic lock plate 5.
  • the spring 2 9 When the arc card 4 is clamped in the connecting cavity 11, the spring 2 9 is compressed by the lock frame 7, when the arc-shaped card 4 and the elastic lock plate 5 are squeezed into the accommodating cavity 12, the compressed spring 9 will rebound, and then the lock frame 7 will be lifted from the inner lock body 1 Out, that is, the engine cover lock is opened.
  • the spring 6 is overlapped with the lock frame 7, the fixed slot plate 8 is welded to the lock frame 7 at one end away from the elastic lock plate 5, and the end of the spring 6 close to the lock frame 7 is connected to the fixed slot plate 8 through a card slot.
  • the spring 6 is installed and fixed on the inner wall of the receiving cavity 12 of the lock frame 7 through the fixing groove plate 8.
  • the upper end of the second spring 9 is overlapped with the lock frame 7, and the outer periphery of the lower end of the second spring 9 is connected with the fixed cylinder 10 through a slot.
  • the upper end of the fixed cylinder 10 is welded to the lower lock body 1.
  • the second spring 9 can be extended Push up the lock frame 7 and the engine cover lock is open at this time.
  • the spring 2 9 is compressed, it means that the arc-shaped clamping plate 4 is inserted into the connecting cavity 11 and is clamped. At this time, the engine cover is locked. status.
  • a mounting plate 13 is provided on one side of the fixing plate 2.
  • a lock groove 15 is formed on the upper side of the lower lock body 1, and the lock frame 7 and the arc-shaped card plate 4 are slidably connected to the lock groove 15.
  • the upper end of the lock frame 7 is provided with a connecting plate 16, and the connecting plate 16 is provided with a connecting post 17 in the middle of the upper end, a mounting plate two 18 is provided at the upper end of the connecting post 17, a mounting hole two 19 is formed on the mounting plate two 18, the number of the two mounting holes 19 is two, and the mounting hole two 19 is on the mounting plate
  • the two 18 are symmetrically distributed, and the mounting plate two 18 can be fixed to the engine cover through the mounting hole two 19 with bolts.
  • the upper ends of the lock frame 7 and the elastic lock plate 5 are welded to the connecting plate 16, the lower end of the connecting column 17 is welded to the upper middle of the connecting plate 16, and the upper end of the connecting column 17 is welded to the lower middle of the mounting plate 18, After the second mounting plate 18 is fixed to the engine cover, the connecting column 17 together with the connecting plate 16 and the lock frame 7 are also fixed to the engine cover.
  • the electric push rod 3 has excellent working stability and a long service life. Compared with the mechanical structure in the mechanical engine cover lock, it is more durable. It only needs to be pressed down when the engine cover is locked. For the engine cover, press the arc-shaped clamping plate 4 into the lock groove 15 and clamp in the connecting cavity 11 to lock the engine cover. When the engine cover is opened, the electric push rod 3 is controlled to work against the arc by the control system of the car. The squeeze plate 4 is squeezed to make the spring 9 push up the lock frame 7 to open the engine cover lock, which is very convenient to use.
  • the device is connected to the electronic control system of the car and can be controlled by the control system on the car.
  • the lower lock body 1 can be fixed to the frame or car in the engine compartment through the mounting plate 13 and the mounting hole 14 using bolts. On the body, use bolts to fix the mounting plate two 18 to the engine cover through the mounting hole two 19.
  • When installing the mounting plate two 18, ensure that the lock frame 7 corresponds to the position of the lock groove 15 on the lower lock body 1.
  • the arc-shaped clamping plate 4 will slide into the lock groove 15, and then the spring 6 will squeeze the elastic lock plate 5 so that the arc-shaped clamping plate 4 is clamped in the connecting cavity 11.
  • the engine cover lock is locked.
  • the electric push rod 3 When the engine cover needs to be opened, the electric push rod 3 is operated through the control system of the car. The transmission output end of the electric push rod 3 will stretch to squeeze the arc-shaped card board 4, and then the arc shape The chuck plate 4 and the elastic lock plate 5 are squeezed to move into the accommodating cavity 12. At this time, the spring 6 will be compressed by the elastic lock plate 5. When the arc chuck plate 4 is clamped in the connecting cavity 11, the compressed spring The second 9 will rebound, and then push the lock frame 7 out of the lower lock body 1, that is, the engine cover lock is opened, which is very convenient to use.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Lock And Its Accessories (AREA)

Abstract

L'invention concerne un dispositif de verrouillage de capot d'un moteur d'automobile, comprenant un corps de verrouillage inférieur (1), une tige de poussée électrique (3) et un support de verrou (7), une plaque de fixation (2) étant reliée au milieu d'une paroi latérale du corps de verrouillage inférieur (1) par des vis ; la tige de poussée électrique (3) est soudée à l'intérieur de la plaque de fixation (2) ; une plaque de serrage (4) en forme d'arc est en assemblage à recouvrement avec l'extrémité de sortie de transmission de la tige de poussée électrique (3) ; une plaque de verrouillage élastique (5) est soudée à une extrémité de la plaque de serrage (4) en forme d'arc loin de la tige de poussée électrique (3) ; l'extrémité inférieure d'une paroi latérale de la plaque de verrouillage élastique (5) loin de la plaque de serrage (4) en forme d'arc se trouve dans un assemblage à recouvrement avec un premier ressort (6), l'extrémité du premier ressort (6) loin de la plaque de verrouillage élastique (5) étant pourvue d'un support de verrou (7) ; et la périphérie d'une extrémité du support de verrou (7) est pourvue d'une plaque de rainure de fixation (8), et l'extrémité inférieure du support de verrou (7) est pourvue d'un second ressort (9). Le dispositif de verrouillage de capot d'un moteur d'automobile est conçu de telle sorte que la plaque de serrage (4) en forme d'arc est poussée par la tige de poussée électrique (3) à déverrouiller, de telle sorte qu'un utilisateur peut déverrouiller de manière commode et rapide un verrou de capot d'un moteur au moyen d'un système de commande d'automobile ; et par comparaison avec un verrou de capot de moteur mécanique classique, la tige de poussée électrique (3) est meilleure en termes de stabilité de travail, n'est pas sujette au vieillissement, a une durée de vie plus longue et est très pratique à utiliser.
PCT/CN2019/125821 2019-12-16 2019-12-17 Dispositif de verrouillage de capot d'un moteur d'automobile WO2021119975A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911290811.9 2019-12-16
CN201911290811 2019-12-16

Publications (1)

Publication Number Publication Date
WO2021119975A1 true WO2021119975A1 (fr) 2021-06-24

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Application Number Title Priority Date Filing Date
PCT/CN2019/125821 WO2021119975A1 (fr) 2019-12-16 2019-12-17 Dispositif de verrouillage de capot d'un moteur d'automobile

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1087079A1 (fr) * 1999-09-23 2001-03-28 Rofu AG Gâche électrique
CN2437807Y (zh) * 2000-08-30 2001-07-04 邓全忠 电控自锁防盗锁
CN205387162U (zh) * 2016-03-15 2016-07-20 林健 电磁式的电动车坐垫锁
US20170203853A1 (en) * 2016-01-19 2017-07-20 Hamilton Sundstrand Corporation Locking and unlocking mechanism
CN207934652U (zh) * 2017-11-22 2018-10-02 安普勒格汽车科技（苏州）有限公司 一种新型汽车尾门锁结构
CN109458071A (zh) * 2018-10-30 2019-03-12 奇瑞汽车股份有限公司 发动机盖锁及汽车

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1087079A1 (fr) * 1999-09-23 2001-03-28 Rofu AG Gâche électrique
CN2437807Y (zh) * 2000-08-30 2001-07-04 邓全忠 电控自锁防盗锁
US20170203853A1 (en) * 2016-01-19 2017-07-20 Hamilton Sundstrand Corporation Locking and unlocking mechanism
CN205387162U (zh) * 2016-03-15 2016-07-20 林健 电磁式的电动车坐垫锁
CN207934652U (zh) * 2017-11-22 2018-10-02 安普勒格汽车科技（苏州）有限公司 一种新型汽车尾门锁结构
CN109458071A (zh) * 2018-10-30 2019-03-12 奇瑞汽车股份有限公司 发动机盖锁及汽车

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