CN217538262U

CN217538262U - Hidden actuator of automobile door handle

Info

Publication number: CN217538262U
Application number: CN202220781681.XU
Authority: CN
Inventors: 戴维胜; 顾佣军; 周伟
Original assignee: Lisheng Automotive Technology Suzhou Co ltd
Current assignee: Lisheng Automotive Technology Suzhou Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-10-04
Anticipated expiration: 2032-04-06

Abstract

The utility model belongs to the technical field of the automobile parts makes, specifically be an executor is hidden to automobile door handle, which comprises a housin, one end is open state's hollow structure's telescopic link, be equipped with the pole hole on the casing, telescopic link open-ended one end runs through in the pole hole stretches into the casing, the telescopic link internal surface is equipped with the internal thread, be equipped with the motor in the casing, the output shaft of motor is connected with the lead screw through the drive mechanism transmission, the external screw thread of lead screw and the internal thread engagement of telescopic link, the telescopic link has at least partly cross section in the casing to be non-circular, be equipped with linear slideway on the internal surface of casing, non-circular part sliding connection is between linear slideway's both ends, the global one end at the outer coaxial airtight connection elasticity seal cover of casing on of telescopic link, the other end of elasticity seal cover and the surface sealing connection of casing, the pole hole is located elasticity seal cover, how to have solved automobile door handle and hidden the executor how to have accomplished waterproof and dirt-proof problem completely.

Description

Hidden actuator of automobile door handle

Technical Field

The utility model belongs to the technical field of the automobile parts makes, specifically be an executor is hidden to car door handle.

Background

Along with the continuous progress of society, the number of domestic automobiles is more and more, most families have automobiles, the automobile enterprises also continuously improve each part on the automobile, the traditional automobile door handle is protruded out of the automobile door, a hidden door handle is generated later, a driver is arranged in the hidden door handle, the driver is generally in a rotating mode and a telescopic mode on the market, the traditional telescopic driver controls the hiding and showing of the automobile door handle through a telescopic rod, but the traditional telescopic rod extends out and contracts on a shell of the telescopic driver in a worm and gear mode, therefore, the telescopic rod can rotate in the telescopic process, and a tiny gap exists between the telescopic rod and the shell of the telescopic driver, so that the effects of complete water proofing and dust proofing cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's shortcoming, adopt hollow structure's telescopic link cooperation elastic sealing cover's mode, designed an automobile door handle and hidden the executor, can make the telescopic in-process guarantee that the automobile door handle hides the outside of executor and the inside between the gas tightness keep apart to solved automobile door handle and hidden the executor how completely waterproof and dirt-proof problem.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an automobile door handle hides executor, includes casing, one end is the hollow structure's of open state telescopic link, be equipped with the pole hole on the casing, telescopic link open-ended one end runs through the pole hole stretches into in the casing, the telescopic link internal surface is equipped with the internal thread, be equipped with the motor in the casing, the output shaft of motor is connected with the lead screw through the drive mechanism transmission, the external screw thread of lead screw with the internal thread meshing of telescopic link, the telescopic link is in the casing has at least partly cross section for the non-circular, be equipped with the sharp slide on the internal surface of casing, the cross section of sharp slide with the big or small shape of the cross section of the non-circular portion on the telescopic link is the same, the non-circular portion is located between the both ends of sharp slide, the sharp slide with the telescopic link is parallel, on the global of telescopic link the casing outer coaxial airtight connection elastic sealing cover's one end, the other end of elastic sealing cover with the surface airtight connection of casing, the pole hole is located in the elastic sealing cover.

Preferably, the transmission mechanism comprises a bevel gear, a fluted disc, a worm wheel and a worm, the bevel gear is coaxially fixed on an output shaft of the motor, the fluted disc which is vertical to the output shaft and has an axis is arranged in the shell, the fluted disc is meshed with the bevel gear, the worm is coaxially arranged on the fluted disc, the worm wheel is coaxially and fixedly connected with one end of the screw rod, and the worm wheel is meshed with the worm.

Preferably, the motor and the telescopic rod are located on the same side of the worm.

Preferably, the non-circular shape includes a sliding block with a rectangular cross section, the telescopic rod is fixedly connected to the sliding block on the outer peripheral surface in the shell, the linear slideway is a sliding groove formed in the inner surface of the shell, and the sliding block is in sliding connection with the sliding groove.

Preferably, the motor is provided with a hall magnetic ring, the inner surface of the shell is provided with a hall sensor matched with the hall magnetic ring, and an electrical connection end of the hall sensor and an electrical connection end of the motor extend out of the shell.

Preferably, the outer surface of the shell is further provided with a protection cavity for protecting the electric connecting end of the Hall sensor and the electric connecting end of the motor, the protection cavity is far away from one end opening of the shell, and the protection cavity is isolated from the inside of the shell in an airtight mode.

Preferably, the housing includes a first housing unit and a second housing unit, and the first housing unit and the second housing unit axially divide the linear slideway into two parts.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a circumference equidistance is equipped with the first clamping device of cam cooperation and the mode of second clamping device that four arcs are sunken on the vertical motor drive lateral wall that upwards sets up of output shaft, the executor is hidden to automobile door handle has been designed, can be when the central line of the skew transfer chain of the geometric centre of product, correct the position of the relative transfer chain of certain product, when need not correcting the product, can not influence the transport of transfer chain to the product again, the problem of correcting when having solved the product and placing the central line that receives the skew transfer chain of the geometric centre that external factor leads to the product on the transfer chain.

2. The utility model discloses a setting of bevel gear, fluted disc, worm wheel, worm for drive mechanism's is small, and the space that reduces the casing occupies, thereby makes the casing compacter, and the drive ratio is high, conveniently slows down the motor, and the in-process noise that stretches out and draws back is carried out at the telescopic link simultaneously also little.

3. The utility model discloses owing to set up fluted disc and worm wheel and worm, make the motor with the telescopic link can set up to being located the same one side of worm reduces whole utility model's volume like this.

4. The utility model discloses can prevent that the telescopic link from rotating, make the telescopic link only axial motion, further prevented that the elastic sealing cover from being had the deformation of wrench movement at the flexible in-process of telescopic link, thereby the life of elastic sealing cover has been improved, the elastic sealing cover adopts helical shape, it is the same like the spring like this, it is more convenient that the axial is flexible, wherein, non-circular design, not only the rectangle, also can be the polygon, or have one or a plurality of breach or arch above circular, cooperate the spout like this, alright in order to make the telescopic link only axial motion and can not take place to rotate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a diagram showing the relationship between the internal components of the present invention;

fig. 4 is a schematic structural view of the bottom of fig. 1.

Wherein, 1, a shell; 1-1, a first housing unit; 1-2, a second housing unit; 3. a rod hole; 4. a motor; 5. a screw rod; 6. an elastic sealing sleeve; 7. a bevel gear; 8. a fluted disc; 9. a worm gear; 10. a worm; 11. a slider; 12. a chute; 13. a Hall magnetic ring; 14. a Hall sensor; 15. and protecting the cavity.

Detailed Description

Referring to fig. 1-4, an automobile door handle hiding actuator comprises a shell 1 and a telescopic rod 2 with one end in an open state and a hollow structure, wherein a rod hole 3 is formed in the shell 1, the open end of the telescopic rod 2 penetrates through the rod hole 3 and extends into the shell 1, an internal thread is formed in the inner surface of the telescopic rod 2, a motor 4 is arranged in the shell 1, an output shaft of the motor 4 is in transmission connection with a lead screw 5 through a transmission mechanism, an external thread of the lead screw 5 is meshed with the internal thread of the telescopic rod 2, at least one part of the cross section of the telescopic rod 2 in the shell 1 is non-circular, a linear slide way is arranged on the inner surface of the shell 1, the cross section of the linear slide way is the same as the cross section of a non-circular part on the telescopic rod 2 in size and shape, the non-circular part is located between two ends of the linear slide way, the linear slide way is parallel to the telescopic rod 2, one end of an elastic sealing sleeve 6 is coaxially and hermetically connected outside the shell 1 on the circumferential surface of the telescopic rod 2, the other end of the elastic sealing sleeve 6 is hermetically connected with the outer surface of the shell 1, and the rod hole 3 is located in the elastic sealing sleeve 6.

In this embodiment, during the use, will the utility model discloses install in the door, then run through the door with telescopic link 2 not set up open-ended one end and stretch to the door outside and be connected with the door handle, thereby realize accomodating the action on the door with the door handle, when needs make the door handle outstanding, motor 4 starts, makes the output shaft of motor 4 drive lead screw 5 under drive mechanism's transmission and rotate, because be equipped with the screw on the outer periphery of lead screw 5, after 2 covers of telescopic link are established on lead screw 5, simultaneously telescopic link 2 is in at least partly cross section is non-circular in casing 1, is provided with the linear slideway who prevents telescopic link 2 pivoted again on casing 1, makes lead screw 5 rotate and can drive telescopic link 2 and stretch out casing 1 outside or contract into casing 1 in, thereby realize the manifestation and the hiding of door handle, and the setting of elastic sealing cover 6 makes telescopic link 2 stretch out and contract in-process, even be provided with the pole hole 3 that supplies telescopic link 2 to stretch out on casing 1, the inside and the outside of casing 1 has formed the gas tightness like this, thereby make dust or the pole hole that the water outside of casing 1 can not all get into the inside of casing 1.

As a preferable mode, the transmission mechanism includes a bevel gear 7, a fluted disc 8, a worm wheel 9 and a worm 10, the bevel gear 7 is coaxially fixed on an output shaft of the motor 4, the fluted disc 8 with an axis perpendicular to the output shaft is arranged in the housing 1, the fluted disc 8 is meshed with the bevel gear 7, the worm 10 is coaxially arranged on the fluted disc 8, the worm wheel 9 is coaxially and fixedly connected to one end of the screw rod 5, and the worm wheel 9 is meshed with the worm 10; through the setting of bevel gear 7, fluted disc 8, worm wheel 9, worm 10 for drive mechanism's is small, reduces the space of casing 1 and occupies, thereby makes casing 1 compacter, and the transmission ratio is high, conveniently slows down the motor, and the in-process noise that stretches out and draws back at the telescopic link is also little simultaneously.

As a preferable mode, because the fluted disc 8, the worm wheel 9 and the worm 10 are arranged, the motor 4 and the telescopic rod 2 can be arranged to be positioned at the same side of the worm 10, and the size of the whole utility model is reduced.

As a preferable mode, the non-circular shape includes a sliding block 11 with a rectangular cross section, the sliding block 11 is fixedly connected to the outer circumferential surface of the telescopic rod 2 in the housing 1, the linear slideway is a sliding groove 12 formed in the inner surface of the housing, the sliding block 11 is slidably connected to the sliding groove 12, so that the telescopic rod 2 can be prevented from rotating, the telescopic rod 2 can only axially move, and further the elastic sealing sleeve 6 can be prevented from being twisted and deformed in the process of extending and retracting the telescopic rod 2, so that the service life of the elastic sealing sleeve 6 is prolonged, the elastic sealing sleeve 6 is spiral-shaped, and is similar to a spring, and axial extension and retraction are more convenient, wherein the non-circular shape is not only rectangular, but also polygonal, or circular, and one or a plurality of notches or protrusions are formed on the elastic sealing sleeve 6, so that the sliding groove 12 is matched, so that the telescopic rod 2 can only axially move without rotating.

As a preferable mode, a hall magnetic ring 13 is arranged on the motor 4, a hall sensor 14 matched with the hall magnetic ring 13 is arranged on the inner surface of the shell 1, and an electrical connection end of the hall sensor 14 and an electrical connection end of the motor 4 extend out of the shell 1, so that a hall signal control function can be realized.

As a preferable mode, an electrical connection end for protecting the hall sensor 14 and a protection cavity 15 for protecting the electrical connection end of the motor 4 are further arranged on the outer surface of the housing 1, the protection cavity 15 is far away from an opening at one end of the housing 1, the protection cavity 15 is isolated from the inside of the housing 1 in an airtight manner, and the protection cavity 15 can prevent the electrical connection end of the hall sensor 14 or the motor 4 from being damaged due to collision.

Preferably, the housing 1 comprises a first housing unit 1-1 and a second housing unit 1-2, and the first housing unit 1-1 and the second housing unit 1-2 axially divide the linear slideway into two parts, so that the slide block 11, the telescopic rod 2 and the screw rod 5 are convenient to install during manufacturing.

Claims

1. The hidden actuator for the automobile door handle is characterized by comprising a shell (1) and a telescopic rod (2) with one end being in an open state and being in a hollow structure, wherein a rod hole (3) is formed in the shell (1), the open end of the telescopic rod (2) penetrates through the rod hole (3) and extends into the shell (1), internal threads are formed in the inner surface of the telescopic rod (2), a motor (4) is arranged in the shell (1), an output shaft of the motor (4) is connected with a lead screw (5) through transmission of a transmission mechanism, external threads of the lead screw (5) are meshed with the internal threads of the telescopic rod (2), at least one part of cross section of the telescopic rod (2) in the shell (1) is non-circular, a linear slide is arranged on the inner surface of the shell (1), the cross section of the linear slide is identical to the cross section of a non-circular part on the telescopic rod (2) in size and shape, the non-circular part is located between two ends of the linear slide, the linear slide is parallel to the telescopic rod (2), one end of the elastic sealing sleeve (6) coaxially connected with the outer surface of the shell (1), and the elastic sealing sleeve (6) on the peripheral surface of the telescopic rod (2) is connected with the outer surface of the rod (3).

2. The hidden actuator of the automobile door handle as claimed in claim 1, wherein the transmission mechanism comprises a bevel gear (7), a fluted disc (8), a worm wheel (9) and a worm (10), the bevel gear (7) is coaxially fixed on an output shaft of the motor (4), the fluted disc (8) with an axis perpendicular to the output shaft is arranged in the housing (1), the fluted disc (8) is engaged with the bevel gear (7), the worm (10) is coaxially arranged on the fluted disc (8), the worm wheel (9) is coaxially and fixedly connected to one end of the screw rod (5), and the worm wheel (9) is engaged with the worm (10).

3. A vehicle door handle concealed actuator according to claim 2, wherein the motor (4) and the telescopic rod (2) are located on the same side of the worm (10).

4. The hidden actuator of the vehicle door handle according to claim 1, wherein the non-circular shape comprises a slide block (11) with a rectangular cross section, the telescopic rod (2) is fixedly connected with the slide block (11) on the outer peripheral surface in the housing (1), the linear slideway is a sliding slot (12) arranged on the inner surface of the housing, and the slide block (11) is slidably connected with the sliding slot (12).

5. An automobile door handle hidden actuator as claimed in claim 1, wherein the motor (4) is provided with a hall magnetic ring (13), the inner surface of the housing (1) is provided with a hall sensor (14) matched with the hall magnetic ring (13), and the electrical connection end of the hall sensor (14) and the electrical connection end of the motor (4) extend out of the housing (1).

6. An automobile door handle hidden actuator according to claim 5, characterized in that the outer surface of the casing (1) is further provided with a protection cavity (15) for protecting the electrical connection end of the Hall sensor (14) and the electrical connection end of the motor (4), one end of the protection cavity (15) far away from the casing (1) is opened, and the protection cavity (15) is hermetically isolated from the inside of the casing (1).

7. A vehicle door handle concealed actuator according to claim 1, wherein the housing (1) comprises a first housing unit (1-1) and a second housing unit (1-2), the first housing unit (1-1) and the second housing unit (1-2) axially dividing the linear slide into two parts.