WO2018028181A1

WO2018028181A1 - Tailgate lock body assembly

Info

Publication number: WO2018028181A1
Application number: PCT/CN2017/075283
Authority: WO
Inventors: 姚明成; 戴红
Original assignee: 皓月汽车安全系统技术股份有限公司
Priority date: 2016-08-11
Filing date: 2017-03-01
Publication date: 2018-02-15
Also published as: CN106088860A; CN106088860B

Abstract

Disclosed is a tailgate lock body assembly, comprising a lock body (8), wherein a contact piece (9) is installed in a leftmost groove in an upper surface of the lock body (8), and a rivet penetrates the contact piece (9) so as to be riveted to the lock body (8); a hole on the left side is used for a ratchet shaft (5) to be inserted therein; a sliding block (6) is provided in a rectangular hole formed in the middle, with one end of the sliding block (6) being in contact with an upper end of the lock body (8), the other end of the sliding block (6) being equipped with a sliding block spring (7), and the other end of the sliding block spring (7) being in contact with a lower end of the lock body (8); a hole on the right side is used for a pawl shaft (4) to be inserted therein; an electric push rod (101) is fixed to a right portion of an outer side face of a perpendicular plane of an upper cover plate (10), with the electric push rod (101) being connected to an automobile central control system; and a bump is provided below a right portion of a sliding plate (14), with the middle portion of the bump being provided with a U-shaped groove with a downward opening, and the opening size of an open groove of the sliding plate (14) being greater than the outer diameter of the electric push rod (101).

Description

Tail door lock body assembly

Technical field

The invention belongs to the technical field of automobile locks, and particularly relates to a tailgate lock body assembly.

Background technique

With the continuous growth of the national economy, the people's living standards continue to increase, and the automobile has begun to spread. In order to meet the needs of users, how to improve the quality of the tailgate lock body assembly is easier, simpler, more beautiful, and lower in cost than in the past. The problem that the technicians of the car lock parts factory must solve.

Summary of the invention

It is an object of the present invention to overcome the above problems and to provide a tailgate lock body assembly.

In order to achieve the above object, the present invention adopts the following technical solution: a tailgate lock body assembly including a lock body, and a leftmost groove on the upper surface of the lock body is provided with a contact piece, and the rivet passes through the contact piece and The lock body is riveted; the left hole is used for the ratchet shaft insertion; the middle rectangular hole is provided with a slider, one end of the slider is in contact with the upper end of the lock body, and the other end of the slider is provided with a slider spring, and the other end of the slider spring The lower end of the lock body is in contact with the lower end of the lock body; the right side hole is used for inserting the pawl shaft; the oblong hole on the inclined surface is used for inserting the slide plate; the lock body is provided with the inner cavity, and the left device has a ratchet, a return spring A, a return spring A and a foot card In the ratchet groove, the other foot is stuck in the groove provided by the lock body, the ratchet shaft passes through the bottom plate, the ratchet wheel, the return spring A, the lock body and the upper cover plate are riveted, and the right device has a pawl and a return spring B. The return spring B is stuck in the pawl groove, the other leg is stuck in the groove provided by the lock body, the pawl shaft passes through the bottom plate, the pawl, the return spring B, the lock body, and the upper cover is riveted The bottom plate is disposed under the lock body and covers the inner cavity of the lock body The utility model is characterized in that: the upper cover plate is arranged as a right angle surface, a rectangular hole arranged at the leftmost side of the bottom plane is used for the contact piece insertion, the left hole is used for the ratchet shaft insertion, and the right hole is used for the pawl shaft insertion; In the middle position on the outer side of the outer side of the vertical surface of the upper cover plate, the rivet is riveted to the upper cover plate through the outer open rocker arm, and the outer open rocker arm has an outer open pull rod joint at one end, and the other end is punched into a right angle and is provided with a small The hole is arranged in a rectangular slot provided at one end of the sliding plate, and the right angle device punched by the other end of the sliding plate is located in a slot provided at one end of the locking rocker arm, and the other end of the locking rocker arm has a locking pull rod joint, and the rivet passes through the lock The rocker arm device is at the middle end of the outer side surface of the vertical surface of the upper cover plate; the one end of the tension spring is coupled with the small hole at the right angle of the outer open rocker arm, and the other end is connected with the hook groove on the left side of the upper cover plate. Coupling; an electric push rod is fixed on the right side of the upper side of the vertical surface of the upper cover plate, and the electric push rod is connected with the central control system of the automobile; a bump is arranged under the right part of the slide plate, and a U-shaped opening is provided in the middle of the convex block groove.

The opening size of the sliding slot of the sliding plate is larger than the outer diameter of the pushing rod of the electric push rod.

The invention has the advantages of convenient operation, flexibility, simplicity, beauty, low cost and good quality, and realizes the function of delaying the lock after unlocking, and the promotion and application have good economic and social benefits.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention.

In the figure: 1. bottom plate; 2. pawl; 3. ratchet; 4. pawl shaft; 5. ratchet shaft; 6. slider; 7. slider spring; 8. lock body; 9. contact; Upper cover; 11. torsion spring; 12. outer open rocker arm; 13. rivet; 14. slide plate; 15. lock rocker arm; 16. outer open tie rod joint; 17. tension spring; 18. lock pull rod joint; 101. Electric push rod.

detailed description

The present invention is further described below in conjunction with the accompanying drawings, but not as a limitation of the invention:

A tailgate lock body assembly, comprising a lock body 8, a leftmost groove on the upper surface of the lock body 8 is provided with a contact piece 9, the rivet is riveted through the contact piece 9 and the lock body 8; the left hole is used for the ratchet shaft 5 inserted; the middle rectangular hole device has a slider 6, one end of the slider 6 is in contact with the upper end of the lock body 8, the other end of the slider 6 is provided with a slider spring 7, the other end of the slider spring 7 and the lock body 8 The lower end is used for the insertion of the pawl shaft 4; the rectangular hole on the inclined surface is used for inserting the slide plate 14; the lock body 8 is provided with the inner cavity, and the left device has the ratchet 3, the return spring A, the return spring A and one foot The card is stuck in the ratchet slot, and the other leg is stuck in the slot provided by the lock body 8. The ratchet shaft 5 passes through the bottom plate 1, the ratchet 3, the return spring A, the lock body 8 and the upper cover 10 are riveted, and the right device has a spine. The claw 2, the return spring B, the return spring B is stuck in the pawl groove, the other leg is caught in the groove provided by the lock body 8, and the pawl shaft 4 passes through the bottom plate 1, the pawl 2 The positioner spring B and the lock body 8 are riveted to the upper cover 10; the bottom plate 1 is disposed under the lock body 8 and covers the inner cavity of the lock body 8; The rectangular hole is disposed at the leftmost side of the bottom plane for the insertion of the contact piece 9, the left hole is for the ratchet shaft 5 insertion, and the right hole is for the insertion of the pawl shaft 4; the vertical surface of the upper cover 10 In the middle position on the outer side of the outer side, the rivet 13 is riveted to the upper cover 10 through the outer opening rocker arm 12, and the outer opening rocker arm 12 is provided with an outer opening rod joint 16 at one end, and the other end is punched into a right angle and provided with a small hole. The device is disposed in a rectangular slot disposed at one end of the slide plate 14. The right angle device punched by the other end of the slide plate 14 is disposed in a slot provided at one end of the lock rocker arm 15, and the other end of the lock rocker arm 15 is provided with a lock lever joint 18, The rivet 13 is disposed at the top end of the outer side of the vertical surface of the upper cover plate through the locking rocker arm 15; the one end of the tension spring 17 is coupled with the small hole at the right angle of the outer opening rocker arm 12, and the other end is The hook groove on the left side of the upper cover 10 is coupled; the electric push rod 101 is fixed to the right side of the outer side of the vertical surface of the upper cover 10, and the electric push rod 101 is connected to the central control system of the automobile; Block, the middle of the bump is provided with a U-shaped groove with an opening downward; the sliding plate 14 is open The opening size is larger than the outer diameter of the push rod of the electric push rod 101.

In a specific implementation, in the first embodiment, when the end of the locking rocker arm 15 with the locking pull rod joint 18 is pressed, the rocker arm is locked. The angle between the 15 and the slide plate 14 is less than 90°. Since the right angle end of the slide plate 14 is inserted into the groove provided at the other end of the lock rocker arm 15, the lock rocker arm 15 drives the slide plate 14 to move upward; When the device has the outer opening rocker arm 12 at one end of the outer opening lever joint 16, the slider 14 cannot move the pawl 2.

Embodiment 2: When one end of the locking rocker arm 15 with the locking pull rod joint 18 is pulled up, the locking rocker arm 15 and the sliding plate 14 are at an angle greater than 90°, and the sliding plate 14 moves downward along the rectangular groove provided on the sliding plate; When an external force acts on the outer opening rocker arm 12 of the outer opening rod joint 16 of the device, since the right-angle end of one end of the outer opening rocker arm 12 is disposed in the rectangular groove at one end of the sliding plate 14, the outer opening rocker arm 12 drives the sliding plate 14 Movement, the slide 14 drives the pawl 2 to move, and the pawl 2 is separated from the ratchet 3; when the external rocker arm 12 at one end of the outer open puller joint 16 loses the external force, the other end of the outer open rocker arm 12 is provided with a tension spring. The outer opening rocker arm 12 is reset, and the pawl 2 is combined with the ratchet wheel 3, thereby achieving the purpose of opening and locking the automobile tailgate lock body assembly.

Embodiment 3: When one end of the locking rocker arm 15 with the locking pull rod joint 18 is pulled up, the locking rocker arm 15 and the sliding plate 14 are at an angle greater than 90°, and the sliding plate 14 moves downward along the rectangular groove provided on the sliding plate; When an external force acts on the outer opening rocker arm 12 of the outer opening rod joint 16 of the device, since the right-angle end of one end of the outer opening rocker arm 12 is disposed in the rectangular groove at one end of the sliding plate 14, the outer opening rocker arm 12 drives the sliding plate 14 Movement, the skateboard 14 drives the pawl 2 to move, the pawl 2 is separated from the ratchet 3; after the electric pusher 101 receives the vehicle control command, the push rod is pushed out and snapped into the open slot of the skateboard 14; After the command, the push rod is retracted, and after the external force is lost, since the other end of the outer open rocker arm 12 is provided with a tension spring, the outer open rocker arm 12 is reset, and the pawl 2 is combined with the ratchet wheel 3, thereby achieving the time delay lock after unlocking.

It is apparent that the above-described embodiments are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments. Other variations or modifications of the various forms may be made by those skilled in the art based on the above description, and all embodiments are not required and cannot be exhaustive, and thus the obvious Changes or variations are still within the scope of the invention.

Claims

A tailgate lock body assembly includes a lock body (8), and a leftmost groove on the upper surface of the lock body (8) is provided with a contact piece (9), and the rivet passes through the contact piece (9) and the lock body (8) Riveting; the left hole is for the ratchet shaft (5) insertion; the middle rectangular hole is equipped with a slider (6), one end of the slider (6) is in contact with the upper end of the lock body (8), and the slider (6) The other end is equipped with a slider spring (7), the other end of the slider spring (7) is in contact with the lower end of the lock body (8); the right hole is for inserting the pawl shaft (4); the rectangular hole on the inclined surface is used for the slide ( 14) Insertion; the lock body (8) is provided with a cavity, the left device has a ratchet (3), a return spring A, the return spring A has one foot stuck in the ratchet groove, and the other foot is stuck in the lock body (8) In the groove provided, the ratchet shaft (5) passes through the bottom plate (1), the ratchet wheel (3), the return spring A, the lock body (8) and the upper cover plate (10), and the right device has a pawl (2) Return spring B, one leg of the return spring B is stuck in the pawl groove, the other foot is stuck in the groove provided by the lock body (8), and the pawl shaft (4) passes through the bottom plate (1), the spine The claw (2), the return spring B, the lock body (8), and the upper cover (10) are riveted; the bottom plate (1) is disposed under the lock body (8), covering The inner cavity of the lock body (8); characterized in that: the upper cover plate (10) is disposed at a right angle surface, and a rectangular hole disposed at the leftmost side of the bottom plane is used for inserting the contact piece (9), and the hole for the left side is used for Inserted into the ratchet shaft (5), the right hole is used for the insertion of the pawl shaft (4); in the middle of the right side of the outer side of the vertical surface of the upper cover (10), the rivet (13) passes through the outer swing arm ( 12) riveted with the upper cover plate (10), the outer opening rocker arm (12) is provided with an outer opening rod joint (16) at one end, and the other end is punched into a right angle and provided with a small hole, and the device is arranged at one end of the sliding plate (14). In the rectangular slot, the right angle device punched by the other end of the sliding plate (14) is located in a slot provided at one end of the locking rocker arm (15), and the other end of the locking rocker arm (15) has a locking lever joint (18). The rivet (13) is passed through the locking rocker arm (15) at the top end on the outer side of the vertical surface of the upper cover; the end of the tension spring (17) is at a right angle from the outer rocker arm (12). The small hole is connected, the other end is coupled with the hook groove on the left side of the upper cover (10); the electric push rod (101) is fixed to the right side of the outer side of the vertical surface of the upper cover (10), and the electric push rod (101) Connected to the car's central control system; Plate (14) is provided below the right portion of the bump, the bump is provided with a central downwardly opening U-shaped groove.
A tailgate lock body assembly according to claim 1, wherein said slide plate (14) has an opening slot having an opening size larger than an outer diameter of the push rod of the electric push rod (101).
A tailgate lock body assembly according to claim 1, wherein, in a specific implementation, when one end of the lock rocker arm (15) with the lock lever joint (18) is pulled up, the lock rocker is locked. The angle between the arm (15) and the sliding plate (14) is greater than 90°, and the sliding plate (14) moves downward along the rectangular groove provided on the sliding plate; When an external force acts on the outer opening rocker arm (12) at one end of the outer opening lever joint (16), since the right-angle end of one end of the outer opening rocker arm (12) is disposed in a rectangular groove at one end of the sliding plate (14), The rocker arm (12) drives the slide plate (14) to move, the slide plate (14) drives the pawl (2) to move, the pawl (2) is separated from the ratchet wheel (3), and the electric push rod (101) receives the vehicle control command. The push rod is pushed out and snapped into the open slot of the slide plate (14); when the vehicle central control command is received again, the push rod is retracted, and after the external force is lost, the other end of the outer open rocker arm (12) is provided with a tension spring. , the external opening rocker arm (12) is reset, and the pawl (2) is combined with the ratchet wheel (3) to achieve time-delay locking after unlocking.