CN114087353A

CN114087353A - Handle type electronic gear shifter with lifting function

Info

Publication number: CN114087353A
Application number: CN202111287931.0A
Authority: CN
Inventors: 王进昌; 王晓强; 顾书东; 夏青松
Original assignee: Dongfeng Motor Group Co Ltd
Current assignee: Dongfeng Motor Group Co Ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-25
Anticipated expiration: 2041-11-02
Also published as: CN114087353B

Abstract

A handle type electronic gear shifter with a lifting function relates to the field of electronic gear shifters. The handle type electronic gear shifter with the lifting function comprises a shell, a rotatable gear shifting shaft, a handle connected to the gear shifting shaft, a gear shifting driving gear sleeved on the gear shifting shaft, a gear shifting driven gear meshed with the gear shifting driving gear, a magnet connected to the gear shifting driven gear, a Hall element used for detecting the magnetic field change of the magnet and a reset device, wherein the reset device comprises a core box body capable of rotating around the axis of the gear shifting shaft, a sleeve connected to the gear shifting shaft and a reset rod, one end of the reset rod is slidably inserted into the sleeve, the other end of the reset rod is provided with a bullet head for pressing a gear shifting groove in the core box body, and a reset spring with two ends respectively pressing the sleeve and the reset rod is arranged in the sleeve; the shell is connected with an electromagnetic valve used for locking or unlocking the position of the core box body and a motor turbine worm device used for driving the core box body to rotate around the axis of the gear shifting shaft. The handle type electronic gear shifter with the lifting function can control the handle to automatically rotate to lift or lower.

Description

Handle type electronic gear shifter with lifting function

Technical Field

The application relates to the field of gear shifters, in particular to a handle type electronic gear shifter with a lifting function.

Background

The existing electronic gear shifter is divided into a handle type electronic gear shifter, a knob type electronic gear shifter, a hand-held electronic gear shifter and a key type electronic gear shifter, only the knob type electronic gear shifter has a lifting function at present, a motor drives a screw rod to rotate through transmission modes such as gears or toothed belts and the like to realize the lifting and sinking of a knob, and the lifting function is easy to realize due to the fact that the operation direction of the knob type electronic gear shifter is different from the lifting direction. Handle formula electron selector because of handle lifting direction is the same with normal operating direction, and lifting function can influence normal operating function of shifting, so need consider when normally shifting the operation and carry out effective locking to automatic lifting function, realizes having certain degree of difficulty in the engineering.

Disclosure of Invention

The application aims at providing a handle type electronic gear shifter with a lifting function, which can control a handle to automatically rotate to rise or fall.

The embodiment of the application is realized as follows:

the embodiment of the application provides a handle type electronic shifter with a lifting function, which comprises a shell, a shifting shaft rotatably connected to the shell, a handle connected to the shifting shaft, a shifting driving gear fixedly sleeved on the shifting shaft, a shifting driven gear meshed with the shifting driving gear, a magnet connected to the shifting driven gear, a Hall element used for detecting the magnetic field change of the magnet, and a reset device used for driving the shifting shaft rotating along with a handle to reset, wherein the reset device comprises a core box body rotatably connected to the shell around the axis of the shifting shaft, a sleeve connected to the shifting shaft and a reset rod; the shell is connected with an electromagnetic valve used for locking or unlocking the position of the core box body and a motor turbine worm device used for driving the core box body to rotate around the axis of the gear shifting shaft.

In some optional embodiments, a locking hole is formed in the side wall of the core box body, and a valve core of the electromagnetic valve is inserted into or pulled out of the locking hole when the valve core stretches out and draws back.

In some alternative embodiments, the motor-worm gear device comprises a motor fixed to the housing, a worm connected to the motor, and a worm gear engaged with the worm, the worm gear being coaxially connected to the core housing with the shift shaft.

In some optional embodiments, the shell is connected with two rotatable shaft sleeves, and the two shaft sleeves are respectively sleeved on the gear shifting shaft and connected with two sides of the core box body.

In some optional embodiments, the housing is connected with a PCB board, and the hall element is arranged on the PCB board.

In some alternative embodiments, the handle and the shift shaft are connected by an anti-rotation structure.

In some optional embodiments, the anti-rotation structure includes clamping portions arranged at two ends of the gear shift shaft and clamping grooves arranged at two sides of the handle, and the clamping grooves are used for clamping the corresponding clamping portions.

The beneficial effect of this application is: the handle type electronic shifter with the lifting function comprises a shell, a shifting shaft rotatably connected to the shell, a handle connected to the shifting shaft, a shifting driving gear fixedly sleeved on the shifting shaft, a shifting driven gear meshed with the shifting driving gear, a magnet connected to the shifting driven gear, a Hall element used for detecting magnetic field change of the magnet, and a reset device used for driving the shifting shaft rotating along with a handle to reset, wherein the reset device comprises a core box body which can be rotatably connected to the shell around the axis of the shifting shaft, a sleeve connected to the shifting shaft and a reset rod; the shell is connected with an electromagnetic valve used for locking or unlocking the position of the core box body and a motor turbine worm device used for driving the core box body to rotate around the axis of the gear shifting shaft. The handle type electronic gear shifter with the lifting function provided by the embodiment can control the handle to automatically rotate to lift or lower.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is an exploded schematic view of a handle type electronic shifter with a lifting function provided in an embodiment of the present application;

fig. 2 is a partial structural schematic diagram of a handle type electronic gear shifter with a lifting function provided by an embodiment of the application, with a housing and a handle omitted;

fig. 3 is an exploded structural schematic view of a core box and a shift shaft connection of a handle type electronic shifter with a lifting function provided in an embodiment of the present application.

In the figure: 100. a housing; 101. an upper housing; 102. a lower housing; 103. an inner decorative cover; 104. an outer decorative cover; 105. an end cap; 110. a shift shaft; 111. a clamping part; 120. a handle; 121. a card slot; 130. a shift drive gear; 140. a shift driven gear; 150. a magnet; 151. a Hall element; 160. a core box body; 161. a stop groove; 162. a left housing; 163. a right housing; 170. a sleeve; 171. a fixed cylinder; 180. a reset lever; 190. a bullet head; 200. a return spring; 210. an electromagnetic valve; 211. a valve core; 220. a locking hole; 230. a motor; 240. a worm; 250. a turbine; 260. a shaft sleeve; 270. and (7) a PCB board.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The features and performance of the handle type electronic shifter with lifting function of the present application will be described in further detail with reference to the following embodiments.

As shown in fig. 1, 2 and 3, an embodiment of the present invention provides a handle type electronic shifter with a lifting function, which includes a housing 100 and a handle 120, wherein the housing 100 includes an upper housing 101, a lower housing 102 fixed to a bottom of the upper housing 101 by screws, an inner decorative cover 103 covering a top of the upper housing 101, an outer decorative cover 104 covering a top of the inner decorative cover 103, and two end caps 105, the inner decorative cover 103 and the outer decorative cover 104 are respectively fixed to a top of the upper housing 101 by screws, the two end caps 105 are respectively connected to two ends of the outer decorative cover 104, a receiving cavity is defined between the inner decorative cover 103 and the upper housing 101, a shift shaft 110 rotatably connected to the upper housing 101 is disposed in the receiving cavity, two ends of the shift shaft 110 respectively extend out of the upper housing 101 and then are connected to two sides of the handle 120 by anti-rotation structures, each anti-rotation structure includes a clamping portion 111 respectively disposed at two ends of the shift shaft 110 and a clamping groove 121 respectively disposed at two sides of the handle 120, the card slot 121 is used for clamping the corresponding card portion 111. The gear shift shaft 110 is also connected with a reset device for driving the gear shift shaft 110 rotating along with the handle 120 to reset; the reset device comprises a core box body 160 which is sleeved in the middle of the shift shaft 110 in a rotating manner around the axis of the shift shaft 110, a position blocking groove 161 is formed in the inner wall of the bottom of the core box body 160, a fixed cylinder 171 positioned in the core box body 160 is further fixedly sleeved on the shift shaft 110, the fixed cylinder 171 is connected with a sleeve 170, a reset rod 180 is inserted in the bottom of the sleeve 170 in a sliding manner, one end of the reset rod 180 is inserted into the sleeve 170 in a sliding manner and is abutted against the inner wall of the sleeve 170 to be provided with a reset spring 200, and the other end of the reset rod 180 is provided with a bullet head 190 abutted against the position blocking groove 161; a shift driving gear 130 is further fixed at one end of the shift shaft 110, a shift driven gear 140 and a PCB 270 engaged with the shift driving gear 130 are arranged in the upper housing 101, the shift driven gear 140 is connected with a magnet 150, and a hall element 151 for detecting the magnetic field change of the magnet 150 is arranged on the PCB 270; the core box 160 is formed by connecting a left shell 162 and a right shell 163 through bolts, the upper shell 101 is connected with two rotatable shaft sleeves 260, the two shaft sleeves 260 are sleeved on the shift shaft 110 and are respectively connected with the left shell 162 and the right shell 163 of the core box 160, the right shell 163 is provided with a locking hole 220, the lower shell 102 is provided with an electromagnetic valve 210 and a motor turbine worm device for driving the core box 160 to rotate around the axis of the shift shaft 110, a valve core 211 of the electromagnetic valve 210 is inserted into or pulled out of the locking hole 220 when extending and retracting, the motor turbine worm device comprises a motor 230 fixed on the lower shell 102, a worm 240 connected with the motor 230 and a turbine 250 matched with the worm 240, and the turbine 250 is coaxially sleeved on the shift shaft 110 and is connected with the left shell 162 of the core box 160.

The operating principle of the handle type electronic gear shifter with the lifting function provided by the embodiment is as follows:

when a vehicle needs to shift gears during normal running, the valve core 211 of the electromagnetic valve 210 is in an extended state, at the same time, the valve core 211 of the electromagnetic valve 210 extends and is inserted into the locking hole 220 of the core box 160 to lock and fix the core box 160 and the housing 100, when a user rotates the handle 120, the gear shifting shaft 110 is driven to rotate, when the gear shifting shaft 110 rotates, the fixed cylinder 171 and the sleeve 170 connected with the fixed cylinder are driven to rotate, when the sleeve 170 rotates, the reset rod 180 inserted at the bottom of the sleeve 180 and the bullet head 190 are driven to rotate and press against the gear position groove 161 of the inner wall of the bottom of the core box 160, the reset rod 180 is driven to move along the sleeve 170 through the extrusion effect of the gear position groove 161 to compress the reset spring 200 between the inner wall of the sleeve 170 and the reset rod 180, and simultaneously, when the gear shifting shaft 110 rotates, the gear shifting driving gear 130 rotates and drives the engaged gear shifting driven gear 140 to rotate, so that the magnetic field of the magnet 150 connected with the gear shifting driven gear 140 changes, so as to detect the magnetic field change of the magnet 150 through the hall element 151 arranged on the PCB 270 and output the gear shifting command of the user; after the gear shifting is finished, the user releases the handle 120, and at this time, the compression elastic force of the return spring 200 between the inner wall of the sleeve 170 and the return rod 180 pushes the return rod 180 to move reversely along the sleeve 170, so that the bullet head 190 is pushed to press the stop slot 161 on the inner wall of the bottom of the core box 160 to make the sleeve 170 rotate reversely, the gear shifting shaft 110 and the handle 120 connected with the gear shifting shaft rotate reversely and return, and the gear shifting return is finished.

When the lifting handle 120 is required to be lifted when the vehicle is started or power-off, the valve core 211 of the control electromagnetic valve 210 retracts to be separated from the locking hole 220 of the core box 160, the core box 160 and the shell 100 are unlocked, the motor 230 of the motor turbine and worm device is controlled to start the driving worm 240 to rotate so as to drive the turbine 250 to rotate, the turbine 250 drives the core box 160 connected with the turbine to rotate when rotating, at the moment, the inner wall of the core box 160 pushes the reset rod 180 and the sleeve 170 to drive the gear shifting shaft 110 and the handle 120 connected with the gear shifting shaft 110 to rotate through the pressed bullet heads 190, so that the driving handle 120 rotates to a lifting state when the vehicle is started, and the driving handle 120 rotates to a lowering state when the vehicle is powered-off, and the automatic lifting operation of the handle 120 is completed.

The two ends of the gear shifting shaft 110 extend out of the upper shell 101 respectively and then are connected with the two sides of the handle 120 through anti-rotation structures, each anti-rotation structure comprises a clamping portion 111 arranged at the two ends of the gear shifting shaft 110 respectively and clamping grooves 121 arranged at the two sides of the handle 120 respectively, the clamping grooves 121 arranged at the two sides of the handle 120 are clamped with the corresponding clamping portions 111 at the two ends of the gear shifting shaft 110 respectively, and the handle 120 and the gear shifting shaft 110 can be guaranteed to rotate synchronously without slipping.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims

1. A handle type electronic gear shifter with lifting function is characterized by comprising a shell, a gear shifting shaft rotatably connected with the shell, a handle connected with the gear shifting shaft, a gear shifting driving gear fixedly sleeved on the gear shifting shaft, a gear shifting driven gear meshed with the gear shifting driving gear, a magnet connected with the gear shifting driven gear, a Hall element used for detecting the magnetic field change of the magnet, and a resetting device used for driving the gear shifting shaft rotating along with the handle to reset, the reset device comprises a core box body which can be rotatably connected to the shell around the axis of the gear shifting shaft, a sleeve which is connected to the gear shifting shaft and a reset rod, one end of the reset rod is inserted into the sleeve in a sliding mode, the other end of the reset rod is provided with a bullet head which abuts against a shifting groove in the core box body, and a reset spring of which two ends respectively abut against the sleeve and the reset rod is arranged in the sleeve; the shell is connected with an electromagnetic valve used for locking or unlocking the position of the core box body and a motor turbine worm device used for driving the core box body to rotate around the axis of the gear shifting shaft.

2. The handle type electronic shifter with the lifting function as claimed in claim 1, wherein a locking hole is formed in a side wall of the core box body, and a valve core of the electromagnetic valve is inserted into or removed from the locking hole when the electromagnetic valve extends and contracts.

3. Handle electronic shifter with lift function according to claim 1, characterized in that said motor worm gear and worm means comprise a motor fixed to said housing, a worm connected to said motor and a worm gear cooperating with said worm, said worm gear being connected coaxially to said core box with said shift shaft.

4. The handle-type electronic shifter with lifting function of claim 1, wherein two rotatable bushings are connected to the housing, and the two bushings are respectively sleeved on the shift shaft and connected to two sides of the core box.

5. Handle electronic shifter with lifting function according to claim 1 characterized in that the housing is connected with a PCB board on which the hall element is arranged.

6. Handle electronic shifter with lifting function according to claim 1, characterized in that the handle and the shift shaft are connected by an anti-rotation structure.

7. The handle-type electronic shifter with the lifting function as claimed in claim 6, wherein the rotation preventing structure comprises clamping portions arranged at two ends of the shift shaft and clamping grooves arranged at two sides of the handle, and the clamping grooves are used for clamping the corresponding clamping portions.