CN210087977U

CN210087977U - Knob gearshift switch

Info

Publication number: CN210087977U
Application number: CN201920368463.1U
Authority: CN
Inventors: 钱国耀; 董赵海
Original assignee: NINGBO GAOFA AUTOMOBILE CONTROL SYSTEM CO Ltd
Current assignee: NINGBO GAOFA AUTOMOBILE CONTROL SYSTEM CO Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-02-18
Anticipated expiration: 2029-03-21

Abstract

The utility model provides a knob gearshift belongs to the selector field, include: the rotary knob assembly is fixedly connected with the rotary knob frame, the rotary knob frame is rotatably arranged in the shell, the gear seat is arranged in the shell and is in linkage connection with the rotary knob frame, the PCB is arranged in the shell, the magnet is arranged in the gear seat, a plurality of Hall sensors corresponding to the magnet are arranged on the PCB, and the locking assembly is arranged in the shell and is used for clamping the gear seat; the utility model has the advantages that: utilize hall response principle to shift gears, its structure is reliable, can shift gears through the mode of twisting the knob during the operation.

Description

Knob gearshift switch

Technical Field

The utility model belongs to the technical field of the electron selector, a knob gearshift is related to.

Background

The electronic gear shifting module is an electronic gear shifter, and in an existing vehicle, the gear shifter is generally mechanical, and during operation of the vehicle, gear shifting operation is required, for example, a gear is in a P gear, an N gear or an R gear, so that a motion state of the vehicle is changed.

The traditional gear shifting mechanism is realized by meshing and switching different gear sets of a mechanical gear train, and the gear shifting can be realized by directly controlling the circuit switching of corresponding different gears through the induction of an electronic sensor to different positions of an operating lever.

Therefore, there is a need for an electronic shifter that is reliable in construction and can be shifted by turning a knob.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem that prior art exists, a knob shift switch is proposed.

The purpose of the utility model can be realized by the following technical proposal: a rotary switch comprising: casing, knob subassembly, knob frame, gear seat, PCB board, locking subassembly and magnet, the knob subassembly with knob frame fixed connection, the rotatable setting of knob frame is in the casing, the gear seat sets up in the casing and with knob frame linkage connection, the PCB board sets up in the casing, the magnet sets up in the gear seat, be provided with on the PCB board a plurality of be used for with the hall inductor that the magnet corresponds, the locking subassembly is in just be used for blocking in the casing the gear seat.

Preferably, the knob assembly comprises a knob cover and a knob seat, the knob seat is fixed on the shell, the knob cover, the gear seat and the knob frame are all arranged in the knob seat, the knob frame is in linkage connection with the knob cover, two symmetrical spring bullets are arranged in the knob frame, a limiting groove is formed in the upper end inner ring face of the gear seat, the knob frame is located in the gear seat, and the spring bullets are abutted to the limiting groove, so that the knob frame is in linkage connection with the gear seat.

Preferably, the knob frame is of a double-layer tubular structure, the knob frame comprises an inner tube and an outer tube concentrically arranged with the inner tube, the upper end of the gear seat is located between the inner tube and the outer tube, and the spring bullet is arranged on the inner tube and is abutted to the limiting groove.

Preferably, a light assembly is arranged in the knob cover and comprises a lamp plate and an LED lamp arranged on the lamp plate.

Preferably, a caulking groove is formed in the outer peripheral surface of the gear seat, the magnet is fixed in the caulking groove, a mounting hole is formed in the PCB, the lower end of the gear seat penetrates through the mounting hole, and the caulking groove is located above the PCB.

The preferred, be provided with the stopper on the outer peripheral face of gear seat, be provided with a plurality of spacing holes on the stopper, the locking subassembly includes the lifter, the lifter passes the PCB board just is located the below of stopper, the lifter passes when ascending spacing hole to pin the gear seat.

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

1. utilize hall response principle to shift gears, its structure is reliable, can shift gears through the mode of twisting the knob during the operation.

2. The knob frame is not a traditional shaft body structure, but a double-layer tubular structure, wherein the inner tube is arranged in the outer tube, the inner tube and the outer tube are fixed together through the rib plates, an annular gap is formed between the lower ends of the inner tube and the outer tube, the gear seat is of an annular structure, the upper end of the gear seat is located between the inner tube and the outer tube, and the spring bullet heads are radially arranged on the inner tube, so that the spring bullet heads can penetrate through the inner tube to abut against the inner wall of the gear seat, the knob frame and the gear seat are reliably assembled together, the spring bullet heads are limited between the inner tube and the outer tube, and the knob frame and the gear seat are connected together in a linkage mode.

Drawings

Fig. 1 is an exploded view of the knob switch of the present invention.

Fig. 2 is the structure schematic diagram of the knob gearshift switch of the present invention.

Fig. 3 is a schematic structural diagram of the knob frame of the present invention.

Fig. 4 is a schematic structural diagram of the gear seat of the present invention.

In the figure, 100, the housing; 210. a knob cover; 220. a knob seat; 300. a knob holder; 310. a spring bullet; 320. an inner tube; 330. an outer tube; 400. a gear seat; 410. a limiting groove; 420. caulking grooves; 430. a limiting block; 440. a limiting hole; 500. a PCB board; 510. a Hall sensor; 610. a lifting rod; 700. a magnet; 810. a lamp panel; 820. an LED lamp.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3, and 4, a rotary switch includes: casing 100, knob subassembly, knob frame 300, gear seat 400, PCB board 500, locking subassembly and magnet 700, the knob subassembly with knob frame 300 fixed connection, the rotatable setting of knob frame 300 is in the casing 100, gear seat 400 sets up in the casing 100 and with the linkage of knob frame 300 is connected, PCB board 500 sets up in the casing 100, magnet 700 sets up in the gear seat 400, be provided with on the PCB board 500 a plurality of be used for with the hall inductor 510 that the magnet 700 corresponds, the locking subassembly is in just be used for blocking in the casing 100 gear seat 400.

Preferably, the housing 100 assembly is a housing portion of the entire shift switch, and the housing 100 assembly is mounted on a vehicle for carrying the knob assembly, the knob frame 300, the gearshift seat 400, the PCB board 500, the locking assembly, and the magnet 700.

The knob assembly is used for adjusting gears and can rotate; and knob frame 300 is the rotation piece, and the knob subassembly sets up on knob frame 300 to rotate on casing 100, preferably, gear seat 400 is connected with knob frame 300 linkage, and when the knob subassembly rotated, knob frame 300 also can rotate, and drive gear seat 400 and rotate, completion that can be convenient the action of shifting gears.

It should be noted here that the knob with such a structure can achieve a good rotating effect and a good hand feeling in use, and when the gear is locked, the knob frame 300 and the gear seat 400 can slip, thereby preventing the knob frame 300 from being damaged by being twisted.

The PCB 500 is provided with a plurality of circuits and hall sensors 510, and it should be noted herein that the number of hall sensors 510 is preferably three, and the hall sensors 510 are located at set positions, when the knob assembly is located at the P position, the magnet 700 is located above the first hall sensor 510, when the knob assembly rotates to the D position, the magnet is located above the second hall sensor 510, and when the knob assembly rotates to the R position, the magnet is located above the third hall sensor 510, so as to implement gear shifting.

Preferably, the locking subassembly can lock gear seat 400, for example, when the knob subassembly aimed at D and keeps off, it can not automatic re-setting, need block gear seat 400 through the locking subassembly, just can shift gears when removing the locking, and its security is higher, has stopped the possibility of maloperation knob subassembly.

As shown in fig. 1, 2, 3, and 4, based on the above embodiment, the knob assembly includes a knob cover 210 and a knob seat 220, the knob seat 220 is fixed on the casing 100, the knob cover 210, the gear seat 400, and the knob frame 300 are all disposed in the knob seat 220, the knob frame 300 is linked with the knob cover 210, two symmetrical spring bullets 310 are disposed in the knob frame 300, a limiting groove 410 is disposed on an upper inner surface of the gear seat 400, the knob frame 300 is located in the gear seat 400, and the spring bullets 310 abut against the limiting groove 410, so that the knob frame 300 is linked with the gear seat 400.

Preferably, the knob assembly is a relatively complex structure, and mainly includes a fixed knob and a rotatable knob cover 210, the knob cover 210 can be screwed, the knob cover 210 is linked with the knob holder 300, and the knob holder 300 is linked with the gear seat 400 through a spring bullet 310, so that the knob cover 210 can drive the knob holder 300 and the gear seat 400 to rotate, and when the gear seat 400 is locked, the knob holder 300 slides with the gear seat 400.

In actual structure, knob frame 300 carries out the joint through spring bullet head 310 with gear seat 400, and spring bullet head 310 is outside ejecting to have certain elasticity, generally speaking, just radially set up in knob frame 300, and the quantity is generally two, and the symmetry sets up, and spring bullet head 310's the inner is contradicted in the mounting hole in knob frame 300 through the elastic component, and the outer end is contradicted in spacing recess 410, makes knob frame 300 can drive gear seat 400 and rotate.

As shown in fig. 1, 2, 3, and 4, based on the above embodiment, the knob frame 300 has a double-layer tubular structure, and the knob frame 300 includes an inner tube 320 and an outer tube 330 concentrically disposed with the inner tube 320, the upper end of the stopper 400 is located between the inner tube 320 and the outer tube 330, and the spring bullet 310 is disposed on the inner tube 320 and is in interference connection with the stopper groove 410.

Preferably, the knob frame 300 is not a conventional shaft structure, but is a double-layer tubular structure, wherein the inner tube 320 is disposed in the outer tube 330, the inner tube 320 and the outer tube 330 are fixed together by a rib plate, and an annular gap is further present at the lower ends of the inner tube 320 and the outer tube 330, the gear seat 400 is a ring-shaped structure, the upper end of the gear seat is located between the inner tube 320 and the outer tube 330, and the spring bullets 310 are radially disposed on the inner tube 320, so that the spring bullets 310 can penetrate through the inner tube 320 and abut against the inner wall of the gear seat 400, thereby reliably assembling the knob frame 300 and the gear seat 400 together, allowing the spring bullets 310 to be confined between the inner tube 320 and the outer tube 330, and simultaneously enabling the knob frame 300 and the gear seat 400 to be linked together, and this structure has the advantages of compact connection and small volume after being assembled.

As shown in fig. 1, 2, 3, and 4, on the basis of the above embodiment, a light assembly is disposed in the knob cover 210, and the light assembly includes a lamp panel 810 and an LED lamp 820 disposed on the lamp panel 810.

Preferably, a light assembly is disposed in the knob cover 210, and can emit light, so that the upper cover plate of the knob cover 210 generates a light effect background, and a user can see the gear at night.

As shown in fig. 1, 2, 3 and 4, in addition to the above embodiment, a recessed groove 420 is formed on an outer circumferential surface of the shift lever seat 400, the magnet 700 is fixed in the recessed groove 420, the PCB 500 is provided with a mounting hole, a lower end of the shift lever seat 400 is inserted into the mounting hole, and the recessed groove 420 is located above the PCB 500.

Preferably, embedded magnet 700 that is equipped with of caulking groove 420, when magnet 700 is located hall sensor 510 top, can trigger corresponding gear circuit through hall response's principle, and in concrete structure, PCB board 500 is located between the upper cover and the lower cover of casing 100, it divides casing 100 into two upper and lower spaces, the lower extreme of gear seat 400 is the axis body structure, and pass the mounting hole, caulking groove 420 then is located the upper portion space of casing 100 just, and correspond the setting from top to bottom with the board, make gear seat 400 can trigger hall sensor 510 on PCB board 500 when rotating.

As shown in fig. 1, 2, 3, and 4, on the basis of the above embodiment, a limiting block 430 is disposed on an outer circumferential surface of the gear seat 400, a plurality of limiting holes 440 are disposed on the limiting block 430, the locking assembly includes a lifting rod 610, the lifting rod 610 passes through the PCB 500 and is located below the limiting block 430, and the lifting rod 610 passes through the limiting holes 440 when rising, so as to lock the gear seat 400.

It should be noted here that the gear seat 400 is locked by a pin shaft locking principle, and specifically, when the gear seat 400 is locked, the lifting rod 610 penetrates through the PCB 500 and penetrates through the limiting hole 440, so that the gear seat 400 cannot rotate, and finally the gear is locked.

In concrete structure, the lifter 610 can move upwards through the solenoid valve, also can move downwards, when needs locking, the lifter 610 is by solenoid valve jack-up upwards, make it wear to establish in spacing hole 440, make gear seat 400 unable rotation, and during the unblock, the solenoid valve resets, the lifter 610 retracts back, make gear seat 400 can be twisted again and move, this kind of structure is very ingenious, and simple structure is reliable, the locking effect is also fine, can come control solenoid valve as required.

Preferably, in a practical structure, the knob cover 210 includes a rotating ring and a cover sheet having a shift position letter, such as P, N, D, the cover sheet is disposed on the shift position ring, and the shift position ring is coupled with the knob holder 300 and the cover sheet is coupled with the shift position seat 400.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A rotary switch, comprising: casing, knob subassembly, knob frame, gear seat, PCB board, locking subassembly and magnet, the knob subassembly with knob frame fixed connection, the rotatable setting of knob frame is in the casing, the gear seat sets up in the casing and with knob frame linkage connection, the PCB board sets up in the casing, the magnet sets up in the gear seat, be provided with on the PCB board a plurality of be used for with the hall inductor that the magnet corresponds, the locking subassembly is in just be used for blocking in the casing the gear seat.

2. The rotary switch of claim 1, wherein: the knob subassembly includes knob lid and knob seat, the knob seat is fixed on the casing, the knob lid gear seat and the knob frame all sets up in the knob seat, just the knob frame with the linkage of knob lid is connected, be provided with the spring bullet of two symmetries in the knob frame, the upper end inner circle face of gear seat is provided with spacing recess, the knob frame is located in the gear seat, and the spring bullet is contradicted in the spacing recess, thereby makes the knob frame with gear seat linkage.

3. The rotary knob shift switch as claimed in claim 2, wherein: the knob frame is of a double-layer tubular structure and comprises an inner tube and an outer tube which is concentrically arranged with the inner tube, the upper end of the gear seat is located between the inner tube and the outer tube, and the spring bullet head is arranged on the inner tube and is abutted to the limiting groove.

4. The rotary knob shift switch as claimed in claim 2, wherein: be provided with light subassembly in the knob lid, light subassembly includes the lamp plate and sets up LED lamp on the lamp plate.

5. The rotary knob shift switch as claimed in claim 3, wherein: the magnetic gear is characterized in that a caulking groove is formed in the outer peripheral face of the gear seat, the magnet is fixed in the caulking groove, a mounting hole is formed in the PCB, the lower end of the gear seat penetrates through the mounting hole, and the caulking groove is located above the PCB.

6. The rotary switch of claim 1, wherein: the outer peripheral face of the gear seat is provided with a limiting block, the limiting block is provided with a plurality of limiting holes, the locking assembly comprises a lifting rod, the lifting rod penetrates through the PCB and is located below the limiting block, and the lifting rod penetrates through the limiting holes when rising, so that the gear seat is locked.