Jerking knob

Abstract

The utility model provides a pause knob which comprises a knob base, a knob body is connected to the knob base in a rotating mode, a rotating feedback device is arranged between the knob base and the knob body and comprises a gear ring and elastic clamping teeth, a circle of groove is formed in the gear ring, and the elastic clamping teeth are V-shaped elastic clamping teeth meshed with the groove. And the toothed ring and the elastic latch are respectively fixed on the knob and the knob base. According to the utility model, the rotation feedback device is additionally arranged, and a clear and distinguishable order feeling is introduced in the rotation process through the cooperation of the gear ring and the elastic clamping teeth, so that a user not only can feel more accurate positioning feedback, but also can enjoy richer and more satisfactory control experience and interaction feeling.

Description

Technical Field

[0001] The utility model relates to the field of knobs, in particular to a knob with a sense of frustration. Background Art

[0002] A knob is a manual component that is turned manually. Depending on the functional requirements, it can be designed for continuous rotation, with rotation angles up to 360°, or for fixed rotation. Existing knob designs often focus on smooth operation, but lack the feedback users need in specific application scenarios. Rotating the knob lacks a sense of interaction, and users cannot tell the exact degree of rotation. Without precise positioning feedback, users cannot accurately locate the preset function or value. Therefore, a knob with feedback and interactivity is needed. Utility Model Content

[0003] The utility model provides a knob with a sense of frustration, which solves the problem that the existing knobs lack feedback and interactive feeling.

[0004] The technical solution of the present utility model is achieved as follows:

[0005] A detent knob comprises a knob base, a knob rotatably connected to the knob base, a rotational feedback device provided between the knob base and the knob, the rotational feedback device comprising a gear ring and elastic teeth, the gear ring being provided with a circle of grooves, the elastic teeth being V-shaped elastic teeth engaged with the grooves, the gear ring and the elastic teeth being fixed to the knob and the knob base respectively.

[0006] Preferably, the knob base includes a lower base, the upper surface of the lower base is a concave accommodating cavity, the upper surface of the lower base is fixed with a base panel, a knob hole is opened on the base panel, and the knob is movably sleeved in the knob hole.

[0007] Preferably, the gear ring is fixedly sleeved on the outer circumferential surface of the knob, and the elastic teeth are fixed on the base panel.

[0008] Preferably, a circle of wavy grooves is provided on the upper surface of the gear ring, and the tip of the V-shaped elastic tooth is an arc-shaped end.

[0009] Preferably, a plurality of screw hole columns are fixed on the lower base, a plurality of screw holes corresponding to the screw hole columns are opened on the base panel, and the lower base and the base panel are fixedly connected by screws.

[0010] Preferably, a circuit board is also provided in the lower base, a push switch is fixed in the middle of the bottom of the circuit board, a number of limit columns are fixed to the inner bottom of the lower base, the limit columns are outer-circuited on the reset spring, and limit column holes corresponding to the limit columns are opened on the circuit board, the diameter of the limit column holes is smaller than the diameter of the reset spring, and the limit columns are sleeved in the limit column holes.

[0011] Preferably, a plurality of elastic sheet grooves are provided on the side surface of the lower base, elastic sheets are fixed in the elastic sheet grooves, and inwardly protruding limit blocks are provided on the inner side walls of the elastic sheets, and the limit blocks are used to limit the upper limit position of the circuit board.

[0012] Preferably, the limiting block is a right triangle or a right trapezoid.

[0013] The beneficial effects of the present invention are as follows: 1. The present invention adds a rotation feedback device, which introduces a clearly discernible sense of step during the rotation process through the cooperation of the tooth ring and the elastic latch teeth. In this way, the user can not only feel more accurate positioning feedback, but also enjoy a richer and more satisfying control experience and interactive feeling; 2. In addition to rotating, the knob of the present invention can also be pressed. When the knob is pressed, the knob slides downward along the knob hole, driving the circuit board at the bottom to overcome the elastic force of the reset spring and move downward, so that the press switch 6 contacts the lower bottom to achieve pressing. After releasing the knob, the knob resets under the elastic force of the reset spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 A three-dimensional diagram of the present invention from another angle;

[0017] Figure 3 This is a three-dimensional diagram of the present invention after removing the knob cover and the base panel;

[0018] Figure 4 This is a top view of the utility model with the knob cover and base panel removed;

[0019] Figure 5 This is the main view of the utility model after removing the knob cover and base panel;

[0020] Figure 6 It is a three-dimensional diagram of the knob in the present utility model;

[0021] Figure 7 This is a front view of the elastic latch in the utility model;

[0022] Figure 8 A three-dimensional diagram of a circuit board in the present invention;

[0023] Figure 9 It is a three-dimensional diagram of the lower base in the utility model.

[0024] Reference numerals in the figure: 1-knob base, 2-knob, 5-circuit board, 6-press switch, 11-lower base, 12-accommodating cavity, 13-base panel, 14-knob hole, 15-screw hole column, 16-limiting column, 17-reset spring, 18-elastic sheet slot, 19-elastic sheet, 21-knob tube, 22-knob cover, 23-inner gear ring, 31-gear ring, 32-elastic latch, 33-groove, 34-arc end, 51-limiting column hole, 52-encoder, 53-gear, 151-screw, 191-limiting block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Reference Figure 1-9 A detent knob includes a knob base 1, a knob 2 is rotatably connected to the knob base 1, a rotational feedback device is provided between the knob base 1 and the knob 2, and the rotational feedback device includes a gear ring 31 and an elastic latch 32. The gear ring 31 is provided with a circle of grooves 33, and the elastic latch 32 is a V-shaped elastic latch engaged with the groove 33. The gear ring 31 and the elastic latch 32 are respectively fixed to the knob 2 and the knob base 1.

[0027] As a preferred technical solution, the knob base 1 includes a lower base 11, the upper surface of which is a concave accommodating cavity 12. A base panel 13 is fixed to the upper surface of the lower base 11, and a knob hole 14 is defined on the base panel 13. The knob 2 is movably sleeved in the knob hole 14. Specifically, a plurality of screw hole columns 15 are fixed to the lower base 11, and a plurality of screw holes corresponding to the screw hole columns are defined on the base panel 13. The lower base 11 and the base panel 13 are fixedly connected by screws 151.

[0028] As a preferred technical solution, the toothed ring 31 is fixedly mounted on the outer circumference of the knob 2, and the elastic latch 32 is fixed to the base panel 13. The upper surface of the toothed ring 31 is provided with a circle of wavy grooves 33, and the tip of the V-shaped elastic latch is an arc-shaped end 34, which makes the rotation smoother.

[0029] Of course, the gear ring 31 may be fixed on the base panel 13 , and the elastic teeth 32 may be fixed on the knob 2 .

[0030] As a preferred technical solution, a circuit board 5 is also provided in the lower base 11, and a press switch 6 is fixed in the middle of the bottom of the circuit board 5. A number of limit columns 16 are fixed to the inner bottom of the lower base 11, and the limit columns 16 are arranged on the outer sleeve of the reset spring 17. A limit column hole 51 corresponding to the limit column is opened on the circuit board 5, and the diameter of the limit column hole 51 is smaller than the diameter of the reset spring 17, and the limit column 16 is sleeved in the limit column hole 51.

[0031] As a preferred technical solution, the side of the lower base 11 is provided with a plurality of elastic sheet slots 18, in which elastic sheets 19 are fixed. The inner sidewalls of the elastic sheets 19 are provided with inwardly protruding limit blocks 191, which are used to limit the upper limit of the circuit board 5. Specifically, the limit blocks 191 can be in the shape of a right triangle or a right trapezoid.

[0032] The knob 2 includes a hollow knob tube 21, a knob cover 22 is fixed to the upper surface of the knob tube 21, an inner ring gear 23 is provided on the inner wall of the knob tube 21, an encoder 52 is fixed on the circuit board 5, and a gear 53 meshing with the inner ring gear is connected to the rotating shaft of the encoder 52. When the knob 2 rotates, the inner ring gear 23 is driven to rotate, and the inner ring gear 23 drives the gear 53 to rotate. The encoder 52 obtains a signal through the rotation angle of the gear 53 and converts it into the rotation angle of the knob 2.

[0033] The present invention adds a rotational feedback device. Through the cooperation of the toothed ring 31 and the elastic latch 32, a clearly discernible sense of steps is introduced during the rotation process. In this way, the user can not only experience more accurate positioning feedback, but also enjoy a richer and more satisfying control experience and interactive feeling. In addition to rotating, the knob 2 of the present invention can also be pressed. When the knob 2 is pressed, the knob 2 slides downward along the knob hole, driving the circuit board 5 at the bottom to overcome the elastic force of the return spring 17 and move downward, so that the press switch 6 contacts the bottom of the lower base, achieving the pressing. After releasing the knob 2, the knob 2 is reset under the elastic force of the return spring 17.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A frustration knob, characterized by: It includes a knob base, a knob is rotatably connected to the knob base, a rotational feedback device is arranged between the knob base and the knob, the rotational feedback device includes a gear ring and elastic teeth, a circle of grooves is arranged on the gear ring, the elastic teeth are V-shaped elastic teeth engaged with the grooves, the gear ring and the elastic teeth are respectively fixed on the knob and the knob base.

2. The frustration knob according to claim 1, characterized in that: The knob base includes a lower base, the upper surface of the lower base is a concave accommodating cavity, the upper surface of the lower base is fixed with a base panel, the base panel is provided with a knob hole, and the knob is movably sleeved in the knob hole.

3. The frustration knob according to claim 2, characterized in that: The gear ring is fixedly sleeved on the outer circumferential surface of the knob, and the elastic locking teeth are fixed on the base panel.

4. The frustration knob according to claim 3, characterized in that: The upper surface of the gear ring is provided with a circle of wave-shaped grooves, and the tip of the V-shaped elastic locking tooth is an arc-shaped end.

5. The frustration knob according to claim 2, characterized in that: A plurality of screw hole columns are fixed on the lower base, a plurality of screw holes corresponding to the screw hole columns are opened on the base panel, and the lower base and the base panel are fixedly connected by screws.

6. A frustration knob according to any one of claims 2 to 5, characterized in that: A circuit board is also provided in the lower base, and a push switch is fixed to the middle of the bottom of the circuit board. A number of limit columns are fixed to the inner bottom of the lower base, and the limit columns are outer-circuited on the reset spring. Limit column holes corresponding to the limit columns are opened on the circuit board, and the diameter of the limit column holes is smaller than the diameter of the reset spring, and the limit columns are sleeved in the limit column holes.

7. The frustration knob according to claim 6, characterized in that: A plurality of elastic sheet grooves are provided on the side surfaces of the lower base, elastic sheets are fixed in the elastic sheet grooves, and inwardly protruding limiting blocks are provided on the inner side walls of the elastic sheets, and the limiting blocks are used to limit the upper limit position of the circuit board.

8. The frustration knob according to claim 7, characterized in that: The limiting block is a right triangle or a right trapezoid.

Images