CN214888797U - Knob type gear shifter - Google Patents

Abstract

A knob shifter having a yoke, comprising: the knob mechanism is arranged on the bracket and can rotate circumferentially relative to the bracket; the first rotating mechanism is connected with the knob mechanism and is used for converting the rotation of the knob mechanism into the rotation of a magnetic element; the pressing mechanism is arranged in the bracket and can axially move relative to the bracket; the second conversion mechanism is connected with the pressing mechanism and is used for converting the axial movement of the pressing mechanism into the movement of a conductive element; at least one of the press mechanism and the knob mechanism includes at least two buttons or knobs corresponding to the press mechanism and the knob mechanism. The knob mechanism comprises a first knob and a second knob, and the first knob is arranged above the second knob.

Description

Knob type gear shifter

Technical Field

The utility model relates to an automobile gear shifter especially relates to a knob formula selector.

Background

Knob type gear shifters are used in many vehicle models as a type of gear shifting operation. In addition to gear shift operations, vehicles often have a driving mode switching function, an EPB parking and release function, which are all related to vehicle gear changes, and several functions are implemented on different components, respectively, occupying more layout space, and in addition, many components are also costly.

The foregoing description is provided for general background information and is not admitted to be prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a knob formula selector, the utility model discloses a knob formula selector is in the same place a plurality of vehicle operation button integrations, has reduced the occuping to the vehicle space.

The utility model provides a knob formula selector has the support, include: the knob mechanism is arranged on the bracket and can rotate circumferentially relative to the bracket; the first rotating mechanism is connected with the knob mechanism and is used for converting the rotation of the knob mechanism into the rotation of a magnetic element; the pressing mechanism is arranged in the bracket and can axially move relative to the bracket; the second conversion mechanism is connected with the pressing mechanism and is used for converting the axial movement of the pressing mechanism into the movement of a conductive element; at least one of the press mechanism and the knob mechanism includes at least two buttons or knobs corresponding to the press mechanism and the knob mechanism.

Further, the knob mechanism includes a first knob and a second knob, the first knob being disposed above the second knob.

Further, the first conversion mechanism comprises a first gear fixedly arranged at the bottom of the first knob, a second gear arranged at the bottom of the second knob, and a first transmission gear and a second transmission gear which are respectively meshed with the first gear and the second gear, wherein a first magnetic element and a second magnetic element are respectively arranged at the bottoms of the first transmission gear and the second transmission gear, a circuit board is arranged below the first conversion mechanism, and a Hall element for detecting the rotation angle of the first magnetic element and the second magnetic element is arranged on the circuit board.

Further, the first conversion mechanism further comprises a first cylindrical portion arranged between the first knob and the first gear and a second cylindrical portion arranged between the second knob and the second gear, the first cylindrical portion is sleeved on the periphery of the second conversion mechanism and fixed with the first knob, the first gear extends outwards along the radial direction from the cylindrical portion, the second cylindrical portion is sleeved on the periphery of the first cylindrical portion and fixed with the second knob, and the second gear extends outwards along the radial direction from the second cylindrical portion.

Further, the support includes casing, well casing and last casing down, well casing lid is located down on the casing, go up the casing lid and locate on the well casing, the circuit board is located casing down, first knob with the second knob is located the top of going up the casing, first gear, the second gear and first drive gear with second drive gear locates well casing with between the last casing, first drive gear with the bottom of second drive gear passes well casing and extend to the circuit board top, first magnetic element with second magnetic element locates first drive gear with the bottom of second drive gear.

Furthermore, the lower surfaces of the first gear and the second gear are provided with corrugated grooves, and the middle shell is provided with a first elastic bullet and a second elastic bullet which are used for abutting against the corrugated grooves.

Further, the button mechanism comprises a first button and a second button, and a guide rail for guiding the first button and the second button is arranged inside the bracket.

Furthermore, a first shaft hole and a second shaft hole extending along the axial direction are formed in the support, the second conversion mechanism comprises a first guide rod and a second guide rod which are respectively arranged below the first button and the second button, a plurality of first ribs protruding outwards or a plurality of first guide grooves recessed inwards are formed in the side walls of the first shaft hole and the second shaft hole, and a plurality of second ribs protruding outwards or second guide grooves recessed inwards are formed in the outer sides of the first guide rod and the second guide rod.

Further, pressing mechanism's bottom is equipped with the cushion, the below of cushion is equipped with the circuit board, the cushion include with the heelpiece of circuit board contact and with the boss of second conversion mechanism contact, keeping away from of boss pressing mechanism's surface is equipped with first conductive element, be equipped with second conductive element on the circuit board.

Further, when the first button is pressed, the first button and the first guide rod move downwards, the soft pad contacts the circuit board, the soft pad and the circuit board are communicated, an on signal is sent out, P shift is executed,

when the second button is pressed, the second button and the second guide rod move downwards, the soft pad is contacted with the circuit board, the soft pad and the circuit board are communicated, an on-communication signal is sent out, a gear mode is executed,

when the first knob is rotated, the first knob drives the first cylindrical part to rotate, the first cylindrical part drives the first transmission gear and the first magnetic element fastened with the first transmission gear to rotate together, the first magnetic element rotates to enable the Hall element on the circuit board to identify the change of magnetic lines of force, and the gears are switched according to the change of the magnetic lines of force,

when the second knob is rotated, the second knob drives the second cylindrical part to rotate, the second cylindrical part drives the second transmission gear and the second magnetic element fastened with the second transmission gear to rotate together, the second magnetic element rotates to enable the Hall element on the circuit board to identify the change of the magnetic lines of force, and gears are switched according to the change of the magnetic lines of force.

The utility model provides a knob formula selector can the integrated component, reduces the space and occupies, improves the price/performance ratio, adopts two buttons and two spiral shell knobs, has effectively solved the problem that occupation space is big and the price/performance ratio is low.

Drawings

Fig. 1 is an appearance schematic diagram of a knob type gear shifter according to an embodiment of the present invention.

Fig. 2 is a schematic view of a first structure of a knob type shifter according to an embodiment of the present invention with parts removed.

Fig. 3 is a second structural diagram of the knob type gear shifter according to the embodiment of the present invention with some components removed.

Fig. 4 is a schematic cross-sectional view of a knob type gear shifter according to an embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of a partial structure of a knob type shifter according to an embodiment of the present invention.

Fig. 6 is a perspective view of a partial structure of the knob type gear shifter according to the embodiment of the present invention.

Fig. 7 is a schematic cross-sectional view of a first portion of a bottom structure of a knob type shifter in an embodiment of the present invention.

Fig. 8 is a schematic top view of a partial structure of a knob type shifter according to an embodiment of the present invention.

Fig. 9 is a schematic cross-sectional view of a second portion of the bottom structure of the knob type shifter in an embodiment of the present invention.

10. A support; 20. a knob mechanism; 30. a first conversion mechanism; 40. a pressing mechanism; 50. a second conversion mechanism; 1. a first button; 2. a second button; 3. a first knob; 4. a first cylindrical portion; 5. a second knob; 6. a second cylindrical portion; 7. an upper housing; 8. a middle shell; 9. a second transmission gear; 10. a second magnetic element; 11. a second elastic bullet head; 12. a second spring; 13. a first magnetic element; 14. a first drive gear; 15. a first spring; 16. a first resilient bullet; 17. a soft cushion; 18. a circuit board; 19. a lower housing; 21. a first conductive element; 22. a second conductive element; 23. a first gear; 24. a second gear; 25. a corrugated groove; 26. a Hall element; 27. a first guide bar; 28. second guide rod

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1-5, the present invention provides a knob type shifter 100, comprising: the support 10, the knob mechanism 20, the first conversion mechanism 30, the pressing mechanism 40, and the second conversion mechanism 50.

The stent 10 has an upper shell 7, a middle shell 8, and a lower shell 19. The middle housing 8 serves as a base for the entire component on which most of the components are mounted. The middle case 8 includes a disk portion having a U-shaped axial cross section and a sleeve in the middle of the disk portion. The upper case 7 has a substantially U-shaped axial cross section, and is covered on the middle case 8 to wrap the components from above. The lower casing 19, also having a U-shaped axial section, is fixed to the middle casing 8, wrapping the parts from below. The upper shell 7, the middle shell 8 and the lower shell 19 are detachably connected by clamping or threads.

The knob mechanism 20 has a first knob 3 and a second knob 5, the first knob 3 and the second knob 5 are sleeved on the sleeve surface of the middle housing 8, and the first knob 3 is disposed above the second knob 5. The first knob 3 is used for contacting with the hand of an operator, and the operator operates the first knob 3 to transmit the rotation motion to the inside; the second knob 5 is intended to be in contact with the hand of an operator who operates the second knob 5 to transmit a rotational movement to the inside. The first knob 3 and the second knob 5 have different external textures, for example, one of the knob surfaces has a longitudinal texture extending in the axial direction, and the other knob surface has a transverse texture extending in the circumferential direction, or one of the knob surfaces has a groove and the other surface has a convex point, which is convenient for an operator to distinguish. The functions can be that one knob is set as a gear shifting function, the other knob is set as a gear shifting mode selecting function, or other functions are possible.

The first rotating mechanism 30 has a first cylindrical portion 4, a second cylindrical portion 6, a first gear 23, a second gear 24, a first transmission gear 14, a second transmission gear 9, a first elastic bullet head 16, and a second elastic bullet head 11.

The first cylindrical part 4 is sleeved on the periphery of the sleeve of the middle shell 8 and is provided with a top part, a middle part and a bottom part, and the top part of the first cylindrical part is fixed with the first knob 3 in a clamping or welding mode, so that the first cylindrical part 4 can rotate along with the first knob 3. The clamping mode is specifically as follows: the first cylindrical part 4 is provided with a clamping groove, the inner surface of the first knob 3 is provided with a clamping block, and the first cylindrical part 4 and the first knob 3 are fixed together through the matching of the clamping block and the clamping groove. The middle part is a pipe barrel type structure, the bottom of the first barrel-shaped part 4 extends outwards along the radial direction to form an extending part, a first gear 23 is arranged on the extending part, the same plane of the first gear 23 is meshed with a first transmission gear 14, and therefore the second knob 5 can drive the first transmission gear 14 to rotate.

The second cylindrical part 6 is of an inner-outer layer type double-layer structure, the inner layer of the second cylindrical part is sleeved on the outer side of the first cylindrical part 4, and the top of the outer layer of the second cylindrical part is fixed with the second knob 5 in a clamping or welding mode and can rotate along with the second knob 5. The bottom of the second cylindrical part 6 extends outwards along the radial direction to form an extending part, the extending part is provided with a second gear 24, the inner part of the second gear 24 is positioned above the first gear 23, the outer part is flush with the first gear 23, and the second gear 24 is meshed with the second transmission gear 9, so that the second knob 5 can drive the second transmission gear 9 to rotate.

The rotational movement of the first cylindrical portion 4 is constrained such that a suitable gap is left between the inner bore of the first cylindrical portion 4 and the sleeve of the middle housing 8 and is engaged by a small boss, the contact area of which with the middle housing 8 is small, enabling the first cylindrical portion 4 to freely rotate about the middle housing 8. The upward positioning of the first cylindrical portion 4 is restrained by the second gear 24 and engaged by the small boss, and the downward positioning of the first cylindrical portion 4 is restrained by the disk portion of the middle case 8 and engaged by the small boss and the first elastic bullet 16.

The rotational movement of the second cylindrical portion 6 is constrained such that the inner layer of the second cylindrical portion 6 is fitted with a small boss with a suitable clearance to the outside of the first cylindrical portion 4. The upward positioning of the second cylindrical portion 6 is restrained by the upper case 7 and engaged by the small boss, and the downward positioning of the second cylindrical portion 6 is restrained by the disk portion of the middle case 8 and engaged by the small boss and the second elastic bullet 11.

Referring to fig. 6, the lower surfaces of the first gear 23 and the second gear 24 are respectively provided with a circle of corrugated grooves 25, and the first elastic bullet 16 and the second elastic bullet 11 are arranged in the grooves formed on the middle housing 8 and are respectively used for abutting against the corrugated grooves 25. The first elastic bullet 16 has a first head and a first spring 15 provided between the first head and the middle case 8, and the second elastic bullet 11 has a second head and a second spring 12 provided between the second head and the middle case 8. When the first knob 3 is rotated to rotate the first cylindrical portion 4 and the first gear 23, the first elastic bullet 16, which is acted by the spring force, moves in the corrugated groove 25 of the first gear 23, and a proper hand feeling is formed by the spring force and the shape of the corrugated groove 25. When the second knob 5 is rotated to rotate the second cylindrical portion 6 and the second gear 24, the second elastic bullet 11, which is subjected to the spring force, moves in the ripple groove 25 of the second gear 24, and a suitable hand feeling is formed by the spring force and the shape of the ripple groove 25.

As shown in fig. 7, a part of the first transmission gear 14 and the second transmission gear 9 passes through the middle housing 8, the bottom of the middle housing is provided with a first magnetic element 13 and a second magnetic element 10, a circuit board 18 is arranged below the first transmission gear 14 and the second transmission gear 9, two hall elements 26 are arranged on the circuit board 18, and when the first transmission gear 14 and the second transmission gear 9 rotate, the hall elements 26 can sense the magnetic field changes of the first magnetic element 13 and the second magnetic element 10, so as to recognize the movement of the first knob 3 and the second knob 5.

As shown in fig. 8, the pressing mechanism 40 has a first button 1 and a second button 2, the second conversion mechanism 50 includes a first guiding rod 27 and a second guiding rod 28 disposed below the first button 1 and the second button 2, and the first guiding rod 27 and the second guiding rod 28 may be integrally formed with the first button 1 and the second button 2, respectively, or may be fixed below the first button 1 and the second button 2, respectively. The first guide rod 27 and the second guide rod 28 are respectively matched with a sleeve of the middle shell 8, the middle shell 8 is provided with a first shaft hole and a second shaft hole which extend along the axial direction, the side walls of the first shaft hole and the second shaft hole are provided with a plurality of first ribs which protrude outwards or a plurality of first guide grooves which are recessed inwards, the outer sides of the first guide rod 27 and the second guide rod 28 are provided with second ribs which protrude outwards or second guide grooves which are recessed inwards, and the matching mode of the first ribs, the first guide grooves, the second ribs and the second guide grooves can be as follows: the first ribs are matched with the second ribs, the first guide grooves are matched with the second ribs, and the first ribs are matched with the second guide grooves. In the embodiment, a mode that the first rib is matched with the second rib is adopted, in this guiding mode, the first rib on the middle shell 8 serves as a guide rail of the second rib, so that the first button 1 and the second button 2 can slide relative to the middle shell 8; in this embodiment, respectively be equipped with 4 groups of ribs between first button 1 and second button 2 and the well casing 8, these 4 groups of ribs are located different position respectively, can guarantee the movement clearance of first button 1 and 2 all directions of second button, and the cooperation length between each group of ribs is longer can further guarantee the smooth and easy degree of motion of first button 1 and second button 2 simultaneously. It can be understood that, in other embodiments of the present invention, the number of the ribs is not limited to 4 groups, but may also be 3 groups, 5 groups, etc., and it is only necessary to ensure that the number of the ribs matches with the shapes of the guide rod and the shaft hole, and it is only necessary to ensure that the guide rod is constrained in all directions.

In order to facilitate the driver to distinguish the first button 1 from the second button 2, the first button 1 and the second button 2 have different surface textures when pressed, and thus, the first button 1 and the second button 2 can have different touch senses, the first button 1 and the second button 2 of the present invention have different surface textures, which may include a surface with a texture of one of the buttons and a surface without a texture of the other button, such as a surface with a pit of one of the buttons shown in fig. 3, and a surface without a pit of the other button may also include two surface with a texture, but the textures are different, such as a surface with a pit of one of the buttons and a surface with a bump of the other button. Functionally, one of the buttons may be set as a P-range button, or other functional button, and the other may be set as a manual mode trigger button M, or other functional button.

As shown in fig. 9, the bottom of the second conversion mechanism 50 is provided with a soft pad 17 (boss portion), and the soft pad 17 is located above the circuit board 18. The soft pad 17 comprises a bottom pad contacted with the circuit board 18 and a boss contacted with the second conversion mechanism 50, two first conductive elements 21 are arranged on the surfaces of the boss far away from the first button 1 and the second button 2, two second conductive elements 22 are arranged on the circuit board 18 at positions corresponding to the first conductive elements 21, after the first button 1 or the second button 2 is pressed, the soft pad 17 deforms downwards, the first conductive elements 21 are contacted with the second conductive elements 22, and a preset command corresponding to the first button 1 or the second button 2 is triggered. In this embodiment, through set up the cushion 17 of taking the boss in the bottom of first button 1 and second button 2, can provide suitable feeling for first button 1 and second button 2 to, cushion 17 except that the boss part is used for forming the switch effect with the cooperation of the first conductive element 21 on the circuit board 18, other parts parcel circuit board 18 play protection circuit board 18, avoid the injury of dust and the liquid that gets into by the gap of first button 1 and second button 2.

When the first button 1 is pressed, the first button 1 and the first guide rod 27 move downwards, the lower part of the first button 1 presses the part 17 to move downwards partially until the part 17 contacts the part 18, and the conductive part between the soft pad 17 and the circuit board 18 is switched on, and a switching-on signal is sent out, wherein the signal can be used for representing a P gear or other signals related to gears.

When the second button 2 is pressed, the second button 2 and the second guide rod 28 move downwards, and the lower part of the second button 2 presses the soft pad 17 (partially) to move together until the soft pad 17 contacts the circuit board 18, and the conductive part between the soft pad 17 and the circuit board 18 is connected, and a connection signal is sent. This signal may be used to characterize a gear mode or other gear-associated signal.

The first knob 3 is rotated, and the first cylindrical part 4 is driven to rotate by the first knob 3; the first cylindrical portion 4 (corrugated groove) presses the first elastic bullet head 16 to move up and down, and simultaneously generates a proper hand feeling in cooperation with the spring force provided by the first spring 15.

The first knob 3 is rotated, and the first cylindrical part 4 is driven to rotate by the first knob 3; the first cylindrical portion 4 rotates together with the first transmission gear 14 and the first magnetic element 13 fastened to the first transmission gear 14. When the first magnetic element 13 rotates, the magnetic lines of force emitted by the first magnetic element change, and the hall element on the circuit board 18 senses the change of the magnetic lines of force, and when the change reaches a certain value, which represents that the first knob 3 rotates by a preset angle, the change is identified as the switching of the gear (P, R, N, D) or the selection function of the gear shifting mode (or other functions are also possible).

The second knob 5 is rotated, and the second cylindrical part 6 is driven to rotate by the second knob 5; the second cylindrical part 6 (corrugated groove) presses the second elastic bullet head 11 to move up and down, and meanwhile, the spring force provided by the second spring 12 is matched to generate proper hand feeling.

The second knob 5 is rotated, and the second cylindrical part 6 is driven to rotate by the second knob 5; the second cylindrical portion 6 rotates the second transmission gear 9 and the second magnetic element 10 fastened to the second transmission gear 9. When the second magnetic element 10 rotates, the magnetic lines of force emitted by the second magnetic element change, and the hall element on the circuit board 18 senses the change of the magnetic lines of force, and when the change reaches a certain value, which represents that the second knob 5 rotates by a preset angle, the change is identified as the switching of the gear (P, R, N, D) or the selection function of the gear shifting mode (or other functions are also possible).

To sum up, the utility model provides a knob formula selector can be in the same place a plurality of vehicle operation button integrations, has reduced the space and has occupy, has improved the price/performance ratio, specifically, through being in the same place two buttons and two knobs integrations, realizes different functions, has effectively solved among the prior art problem that a plurality of button occupation space are big and the price/performance ratio is low.

In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. It will be understood that when an element such as a layer, region or substrate is referred to as being "formed on," "disposed on" or "located on" another element, it can be directly on the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly formed on" or "directly disposed on" another element, there are no intervening elements present.

In this document, unless expressly stated or limited otherwise, the terms "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 can be understood in a specific case to those of ordinary skill in the art.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the sake of clarity and convenience of description of the technical solutions, and thus, should not be construed as limiting the present invention.

As used herein, the ordinal adjectives "first", "second", etc., used to describe an element are merely to distinguish between similar elements and do not imply that the elements so described must be in a given sequence, either temporally, spatially, in ranking, or in any other manner.

As used herein, the meaning of "a plurality" or "a plurality" is two or more unless otherwise specified.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A knob shifter having a yoke, comprising:

the knob mechanism is arranged on the bracket and can rotate circumferentially relative to the bracket;

the first rotating mechanism is connected with the knob mechanism and is used for converting the rotation of the knob mechanism into the rotation of a magnetic element;

the pressing mechanism is arranged in the bracket and can axially move relative to the bracket;

the second conversion mechanism is connected with the pressing mechanism and is used for converting the axial movement of the pressing mechanism into the movement of a conductive element;

at least one of the press mechanism and the knob mechanism includes at least two buttons or knobs corresponding to the press mechanism and the knob mechanism.

2. The knob type shifter according to claim 1, wherein the knob mechanism includes a first knob and a second knob, the first knob being disposed above the second knob.

3. The knob type shifter according to claim 2, wherein the first rotation mechanism comprises a first gear fixedly arranged at the bottom of the first knob, a second gear arranged at the bottom of the second knob, and a first transmission gear and a second transmission gear respectively engaged with the first gear and the second gear, wherein a first magnetic element and a second magnetic element are respectively arranged at the bottoms of the first transmission gear and the second transmission gear, a circuit board is arranged below the first rotation mechanism, and a hall element for detecting the rotation angle of the first magnetic element and the second magnetic element is arranged on the circuit board.

4. The knob type shifter according to claim 3, wherein the first conversion mechanism further comprises a first cylindrical portion disposed between the first knob and the first gear and a second cylindrical portion disposed between the second knob and the second gear, the first cylindrical portion being fitted around an outer periphery of the second conversion mechanism and fixed to the first knob, the first gear being extended radially outward from the cylindrical portion, the second cylindrical portion being fitted around an outer periphery of the first cylindrical portion and fixed to the second knob, the second gear being extended radially outward from the second cylindrical portion.

5. The knob type shifter according to claim 3, wherein the bracket includes a lower housing, a middle housing, and an upper housing, the middle housing is covered on the lower housing, the upper housing is covered on the middle housing, the circuit board is provided on the lower housing, the first knob and the second knob are located above the upper housing, the first gear, the second gear, and the first transmission gear and the second transmission gear are provided between the middle housing and the upper housing, bottom portions of the first transmission gear and the second transmission gear extend to above the circuit board through the middle housing, and the first magnetic element and the second magnetic element are provided at bottom portions of the first transmission gear and the second transmission gear.

6. The knob type shifter according to claim 5 wherein lower surfaces of the first and second gears are provided with a corrugated groove, and the center housing is provided with first and second elastic bullets for abutting against the corrugated groove.

7. The knob type shifter according to claim 4, wherein the pressing mechanism includes a first button and a second button, and the bracket is provided inside with a guide rail for guiding the first button and the second button.

8. The knob type shifter according to claim 7, wherein the bracket is provided with a first shaft hole and a second shaft hole extending in an axial direction inside, the second conversion mechanism comprises a first guide rod and a second guide rod respectively provided below the first button and the second button, the side walls of the first shaft hole and the second shaft hole are provided with a plurality of first ribs protruding outwards or a plurality of first guide grooves recessed inwards, and the outer sides of the first guide rod and the second guide rod are provided with a plurality of second ribs protruding outwards or a plurality of second guide grooves recessed inwards.

9. The knob type shifter according to claim 8, wherein a soft pad is provided at a bottom of the pressing mechanism, a circuit board is provided below the soft pad, the soft pad includes a bottom pad contacting the circuit board and a boss contacting the second conversion mechanism, a surface of the boss remote from the pressing mechanism is provided with a first conductive member, and a second conductive member is provided on the circuit board.

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