CN112466699A - Knob structure and electronic equipment - Google Patents
Knob structure and electronic equipment Download PDFInfo
- Publication number
- CN112466699A CN112466699A CN202011425603.8A CN202011425603A CN112466699A CN 112466699 A CN112466699 A CN 112466699A CN 202011425603 A CN202011425603 A CN 202011425603A CN 112466699 A CN112466699 A CN 112466699A
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- Prior art keywords
- housing
- piece
- knob structure
- shell
- spring
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- 239000000758 substrate Substances 0.000 claims abstract description 56
- 238000009434 installation Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 description 22
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H25/00—Switches with compound movement of handle or other operating part
- H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/04—Cases; Covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Switches With Compound Operations (AREA)
Abstract
The invention discloses a knob structure and electronic equipment, the knob structure includes: the key comprises a shell, a substrate and a key, wherein the shell is provided with a plurality of positioning holes which are annularly arranged; the substrate is arranged on the shell and is arranged at intervals with the positioning holes, the substrate is provided with a plurality of switches, and the switches are arranged annularly; the key comprises a keycap, a pressing piece and a clamping piece, wherein the pressing piece and the clamping piece are arranged on the keycap; the keycap rotates and drives the clamping piece and the pressing piece to move, the clamping piece is limited in any one of the positioning holes, and the pressing piece corresponds to any one of the switches. The knob structure of the invention optimizes the mounting structure between the key and the shell.
Description
Technical Field
The present invention relates to the field of electronic devices, and in particular, to a knob structure and an electronic device using the same.
Background
At present, electronic products are widely used in daily life. Generally, an electronic product includes a housing, and a circuit structure and a key disposed on the housing, and a user presses the key to trigger a switch on the circuit structure through the key, so as to trigger a function on the electronic product. When the electronic product integration has a plurality of functions, need set up a plurality of buttons, it is great to lead to the button to occupy the space of shell, and then leads to the holistic size grow of electronic product.
Disclosure of Invention
The invention mainly aims to provide a knob structure, aiming at optimizing an installation structure between a key and a shell and improving the space utilization rate of the shell.
In order to achieve the above object, the present invention provides a knob structure comprising:
the positioning structure comprises a shell, a positioning mechanism and a positioning mechanism, wherein the shell is provided with a plurality of positioning holes which are annularly arranged;
the substrate is arranged on the shell and is arranged at intervals with the positioning holes, the substrate is provided with a plurality of switches, and the switches are arranged annularly; and
the key comprises a keycap, a pressing piece and a clamping piece, wherein the pressing piece and the clamping piece are arranged on the keycap;
the keycap rotates and drives the clamping piece and the pressing piece to move, the clamping piece is limited in any one of the positioning holes, and the pressing piece corresponds to any one of the switches.
In an embodiment of the present invention, the housing is provided with a first connecting piece, the plurality of positioning holes are disposed around the first connecting piece, and the plurality of switches are disposed around the first connecting piece;
the surface of the keycap is convexly provided with a second connecting piece, the second connecting piece is arranged at an interval with the pressing piece and the clamping piece, and the second connecting piece is rotatably connected with the first connecting piece.
In an embodiment of the invention, the clamping member includes a positioning cylinder, a first spring and a slider, the positioning cylinder is connected with the keycap, the positioning cylinder is provided with a sliding groove, the first spring and the slider are movably arranged in the sliding groove, one end of the first spring abuts against the bottom wall of the sliding groove, the other end of the first spring abuts against the slider, and one end of the slider, which is far away from the first spring, abuts against the housing.
In an embodiment of the present invention, an end of the slider facing away from the first spring is provided as a spherical surface.
In an embodiment of the invention, the substrate is disposed in an annular shape, and the plurality of positioning holes are disposed around an outer edge of the substrate.
In an embodiment of the present invention, the housing is provided with a mounting cavity, and the mounting cavity is used for mounting a circuit board;
the first connecting piece is provided with a through hole communicated with the installation cavity, the second connecting piece penetrates through the through hole, one end, extending into the installation cavity, of the second connecting piece is convexly provided with a limiting table towards the periphery, and the limiting table is in limiting fit with the inner wall surface of the installation cavity.
In an embodiment of the invention, the knob structure further includes a second spring, and the second spring is sleeved on the first connecting member or the second connecting member.
In an embodiment of the present invention, the housing is provided with an accommodating groove, a bottom wall of the accommodating groove is convexly provided with the first connecting piece, and the substrate is arranged on the bottom wall of the accommodating groove;
the keycap is at least partially accommodated in the accommodating groove.
In an embodiment of the present invention, the keycap includes a first shell and a second shell, the first shell is disposed in a circular shape, the second shell is disposed on a surface of the first shell and surrounds a periphery of the first shell, and the second shell is partially accommodated in the accommodating groove;
the second connecting piece, the pressing piece and the clamping piece are arranged on the surface, facing the second shell, of the first shell.
The invention further provides electronic equipment which comprises a circuit board and the knob structure, wherein the circuit board is arranged on the shell of the knob structure, and the circuit board is electrically connected with the substrate.
According to the technical scheme, a plurality of positioning holes are formed in the shell and are annularly arranged; the substrate is arranged on the shell, and a plurality of switches are arranged on the substrate and are arranged in an annular shape. Meanwhile, a key cap of the key is rotatably connected with the shell, and the key cap is also provided with a pressing piece and a clamping piece which are arranged at intervals. When the keycap rotates, the keycap rotates by taking the joint of the keycap and the shell as a circle center, and the keycap drives the pressing piece and the clamping piece to rotate around the circle center, so that the clamping piece can be limited at any one positioning hole, and the pressing piece corresponds to any one switch. At the moment, when the pressing piece just can trigger the switch, the substrate can be matched with a circuit board connected with the substrate to trigger signals; when the press piece has a certain distance from the just opposite switch, a user can press the keycap to enable the press piece to be abutted against the just opposite switch, so that the substrate can be matched with a circuit board connected with the substrate to trigger a signal. The knob structure avoids the adoption of the space layout that a plurality of keys are in a strip shape, and optimizes the installation structure between the keys and the shell.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a knob structure according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the knob structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural view of the housing of the present invention;
FIG. 5 is a schematic structural diagram of a key of the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a knob structure. Referring to fig. 1 in detail, it is a schematic structural diagram of a knob structure according to an embodiment of the present invention; referring to fig. 2, it is a schematic cross-sectional view of the knob structure of the present invention; referring to fig. 3, a partial enlarged view at a in fig. 2; referring to fig. 4, a schematic structural view of the housing of the present invention is shown; fig. 5 is a schematic structural diagram of a key of the present invention.
In the embodiment of the present invention, as shown in fig. 1 and shown in fig. 2, 3 and 4, the knob structure includes a housing 1, a substrate 2 and a key 3; the shell 1 is provided with a plurality of positioning holes 12, and the positioning holes 12 are arranged in a ring shape; the substrate 2 is arranged on the shell 1 and is arranged at intervals with the positioning holes 12, the substrate 2 is provided with a plurality of switches 21, and the switches 21 are annularly arranged; the key 3 comprises a keycap 31, a pressing piece 33 and a blocking piece 34 which are arranged on the keycap 31, the keycap 31 is rotatably connected with the shell 1, the pressing piece 33 is arranged corresponding to the substrate 2, and one end of the blocking piece 34 far away from the keycap 31 is abutted against the shell 1; the key cap 31 rotates and drives the blocking member 34 and the pressing member 33 to move, the blocking member 34 is limited in any one of the positioning holes 12, and the pressing member 33 corresponds to any one of the switches 21.
In the present embodiment, by providing a plurality of positioning holes 12 on the housing 1, the plurality of positioning holes 12 are arranged in a ring shape; the substrate 2 is arranged on the shell 1 and is arranged at intervals with the plurality of positioning holes, the substrate 2 is provided with a plurality of switches 21, and the switches 21 are annularly arranged. Meanwhile, the key cap 31 of the key 3 is rotatably connected with the housing 1, and the key cap 31 is further provided with a pressing member 33 and a blocking member 34 which are arranged at intervals. When the keycap 31 rotates, the keycap 31 rotates around the joint of the keycap 31 and the housing 1, and the keycap 31 drives the pressing member 33 and the blocking member 34 to rotate around the center of the circle, so that the blocking member 34 can be limited at any one of the positioning holes 12, that is, when the blocking member 34 is blocked in any one of the positioning holes 12, the user can sense the stop feeling based on the limiting structure of the positioning hole 12 and the blocking member 34, and the user can intuitively know that the pressing member 33 is located above the corresponding switch 21; meanwhile, the pressing piece 33 is made to correspond to any one of the switches 21. At this time, when the pressing member 33 just can trigger the switch 21, the substrate 2 can be matched with a circuit board connected with the substrate 2 for signal triggering; when the pressing piece 33 is away from the opposite switch 21 by a certain distance, the user can press the key cap 31 to make the pressing piece 33 abut against the opposite switch 21, so that the substrate 2 can be matched with a circuit board connected with the substrate 2 to trigger signals. The knob structure avoids the adoption of the space layout that a plurality of keys 3 are in a strip shape, and optimizes the installation structure between the keys 3 and the shell 1.
In an alternative embodiment of the present invention, the housing 1 is provided with a first connecting member 11, the keycap 31 can be provided with a second connecting member 32 at the center of the circle, and the first connecting member 11 is rotatably connected with the second connecting member 32. That is, the connection structure between the first connection member 11 and the second connection member 32 may be a socket connection or an insertion connection.
In an optional embodiment of the present invention, the housing 1 is provided with a containing groove 15, and the keycap 31 can be contained in the containing groove 15; the key cap 31 can be rotatably connected with the side wall or the bottom wall of the accommodating groove 15. That is, the key cap 31 can be in a sliding-slot fit structure with the inner wall surface of the accommodating groove 15.
In an embodiment of the present invention, the housing 1 is provided with a first connecting member 11, the plurality of positioning holes 12 are disposed around the first connecting member 11, and the plurality of switches 21 are disposed around the first connecting member 11; the surface of the key cap 31 is convexly provided with a second connecting piece 32, the pressing piece 33 and the blocking piece 34 are arranged at intervals, and the second connecting piece 32 is rotatably connected with the first connecting piece 11. Wherein, the second connecting member 32 can be located at the axial center of the key cap 31.
In an alternative embodiment of the present invention, the knob structure includes a housing 1, a substrate 2 and a key 3; the shell 1 is provided with a first connecting piece 11 and a plurality of positioning holes 12, and the positioning holes 12 are arranged around the first connecting piece 11; the substrate 2 is arranged on the shell 1 and is arranged at intervals with the positioning holes 12, the substrate 2 is provided with a plurality of switches 21, and the switches 21 are arranged around the first connecting piece 11; the key 3 comprises a key cap 31, a second connecting piece 32 arranged on the key cap 31, a pressing piece 33 and a blocking piece 34, wherein the second connecting piece 32 is rotatably connected with the first connecting piece 11, and the pressing piece 33, the blocking piece 34 and the second connecting piece 32 are arranged at intervals.
In the embodiment, the key cap 31 rotates and drives the blocking element 34 and the pressing element 33 to move, the blocking element 34 is limited in any one of the positioning holes 12, and the pressing element 33 corresponds to any one of the switches 21. In the rotation of the key 3, the position-locking element 34 is limited in any one of the positioning holes 12, so that the rotation of the key 3 is damped and stopped, and the use experience is improved.
In the application of the embodiment, a user can rotate the key 3, so that the key 3 rotates clockwise or counterclockwise, and the pressing piece 33 is abutted to any one of the switches 21, so that the switch 21 is matched with the substrate 2 and a circuit board electrically connected with the substrate 2 to trigger an electric signal, and further realize a certain function; wherein, a certain function is a user-defined function, for example: when the knob structure is applied to the electronic device, the electronic device can be a sound box, and a certain function can be volume increase, play start, play pause, power on and power off and the like.
In the embodiment, the first connecting piece 11 is arranged on the shell 1, and the plurality of positioning holes 12 surrounding the first connecting piece 11 are arranged on the shell 1; the base plate 2 is provided to the housing 1, and a plurality of switches 21 surrounding the first connecting member 11 are provided on the base plate 2. Meanwhile, a second connecting piece 32 is arranged on the key cap 31 of the key 3, the key cap 31 is rotatably connected with the housing 1 through the matching of the second connecting piece 32 and the first connecting piece 11, and a pressing piece 33 and a blocking piece 34 which are separated from the second connecting piece 32 are also arranged on the key cap 31. When the key cap 31 rotates, the key cap 31 rotates around the joint of the second connecting piece 32 and the first connecting piece 11, and the key cap 31 drives the pressing piece 33 and the blocking piece 34 to rotate around the center of the circle, so that the blocking piece 34 can be limited at any one of the positioning holes 12, that is, when the blocking piece 34 is blocked in any one of the positioning holes 12, a user can sense a stop feeling based on the limiting structures of the positioning holes 12 and the blocking piece 34, and the user can intuitively know that the pressing piece 33 is positioned above the corresponding switch 21; meanwhile, the pressing piece 33 is made to correspond to any one of the switches 21. At this time, when the pressing member 33 just can trigger the switch 21, the substrate 2 can be matched with a circuit board connected with the substrate 2 for signal triggering; when the pressing piece 33 is away from the opposite switch 21 by a certain distance, the user can press the key cap 31 to make the pressing piece 33 abut against the opposite switch 21, so that the substrate 2 can be matched with a circuit board connected with the substrate 2 to trigger signals. The knob structure avoids the adoption of the space layout that a plurality of keys 3 are in a strip shape, and optimizes the installation structure between the keys 3 and the shell 1.
In an alternative embodiment of the present invention, as shown in fig. 3 and 5, the pressing element 33 and the blocking element 34 are respectively located at two sides of the second connecting element 32, that is, a plane formed by a central axis of the pressing element 33 and a central axis of the blocking element 34 coincides with a central axis of the second connecting element, so as to improve the force balance of the key 3.
In an alternative embodiment of the present invention, the housing 1 may be provided with a receiving groove 15 corresponding to the key 3.
In an alternative embodiment of the present invention, the key 3 may have a circular plate-shaped structure, and the second connecting member 32, the pressing member 33 and the locking member 34 are disposed on one side of the circular plate-shaped structure.
In an alternative embodiment of the present invention, as shown in fig. 5, the key 3 may be a cover structure, a side of the cover structure has a groove, and the second connecting member 32, the pressing member 33 and the locking member 34 are disposed in the groove of the cover structure.
In an alternative embodiment of the present invention, the locking member 34 can be made of an elastic material; for example: silica gel material and plastic material, etc.
In an alternative embodiment of the present invention, the position-limiting element 34 may be a spring structure, so as to generate a telescopic movement when the key 3 is rotated, thereby improving the flexibility of the key 3.
In an embodiment of the present invention, as shown in fig. 3 and fig. 5, the blocking member 34 includes a positioning cylinder 341, a first spring 343, and a slider 344, the positioning cylinder 341 is connected to the key cap 31, the positioning cylinder 341 is provided with a sliding slot 342, the first spring 343 and the slider 344 are movably disposed in the sliding slot 342, one end of the first spring 343 abuts against a bottom wall of the sliding slot 342, the other end of the first spring 343 abuts against the slider 344, and one end of the slider 344 away from the first spring 343 abuts against the housing 1.
In this embodiment, the sliding block 344 abuts against the bottom wall of the sliding groove 342 through the first spring 343, the first spring 343 has an acting force on the sliding groove 342, and the sliding block 344 has an acting force toward the housing 1 side, so that when the sliding block 344 slides to the positioning hole 12, the sliding block 344 can be limited in the positioning hole 12. On the other hand, by respectively abutting two ends of the first spring 33 against the bottom walls of the sliding block 344 and the sliding groove 342, when the user rotates the key 3, one end of the sliding block 344, which is far away from the first spring 33, is matched with the side wall of the positioning hole 12, so that the sliding block 344 slides out of the positioning hole 12, and at this time, the first spring 33 is compressed, so as to improve the efficiency of button rotation.
In an alternative embodiment of the invention, the slider 344 extends partially into the slot 342 and partially out of the slot 342 and abuts the housing 1.
In an alternative embodiment of the present invention, the positioning hole 12 is a flared arrangement. That is, the side wall of the positioning hole 12 is disposed obliquely, and the side wall surface of the positioning hole 12 faces the end of the positioning hole 12 away from the housing 1.
In an alternative embodiment of the present invention, the extending direction of the positioning cylinder 341 is perpendicular to the plane of the key cap 31. That is, when the slider 344 abuts against the housing 1, the slider 344 receives a force perpendicular to the surface of the housing 1.
In an embodiment of the present invention, as shown in fig. 5, an end of the slider 344 facing away from the first spring 343 is configured as a spherical surface, and the spherical surface is engaged with a sidewall of the positioning hole 12, so that the slider 344 can enter the positioning hole 12 or slide out of the positioning hole 12.
The defining slider 344 includes a first portion abutting against the first spring 343 and a second portion connected to the first portion, the second portion being provided for a hemispherical head. The vertical distance of the second portion from the most distal end of the first portion to the first portion is equal to the depth of the locating hole 12. Wherein the first portion and the second portion are integrally provided.
In an embodiment of the present invention, as shown in fig. 4, the substrate 2 is disposed in a ring shape, and the substrate 2 is disposed around the first connecting member 11; a plurality of positioning holes 12 are provided around the outer edge of the substrate 2.
In an alternative embodiment of the invention, the base plate 2 may be provided in the shape of a half ring.
In an alternative embodiment of the present invention, the substrate 2 may be provided in an open ring shape; that is, the substrate 2 has two ends, and the substrate 2 is bent as a whole such that the two ends are close to each other and form an open loop structure.
In an alternative embodiment of the present invention, the substrate 2 may be configured to be rectangular.
In an alternative embodiment of the invention, the substrate 2 may be a conventional printed circuit board.
In an alternative embodiment of the present invention, the substrate 2 may be a conventional flexible circuit board.
In an embodiment of the present invention, as shown in fig. 2 and 3, the housing 1 is provided with a mounting cavity 13, and the mounting cavity 13 is used for mounting a circuit board; the circuit board is a circuit board disposed in the mounting cavity 13 and electrically connected to the substrate 2. The circuit board is used for matching the substrate 2 and the switches 21 to form an electric signal corresponding to a certain switch 21 so as to realize a certain function.
The first connecting piece 11 is provided with a via hole 14 communicated with the installation cavity 13, the second connecting piece 32 penetrates through the via hole 14, one end, extending into the installation cavity 13, of the second connecting piece 32 is convexly provided with a limiting table 321 towards the periphery, and the limiting table 321 is in limiting fit with the inner wall surface of the installation cavity 13.
In this embodiment, the second connecting member 32 passes through the through hole 14 and extends into the mounting cavity 13, and a limit stage 321 is formed laterally at one end, so that the second connecting member 32 can be limited on the housing 1 on the basis that the second connecting member 32 can be rotatably connected with the first connecting member 11.
In an alternative embodiment of the invention, the cross-sectional profile of the second connector 32 is circular or annular.
In an alternative embodiment of the invention, the first connecting member 11 is annular in cross-sectional profile.
In an alternative embodiment of the present invention, the second connecting member 32 is provided with two limiting stages 321, and the two limiting stages 321 are disposed oppositely. That is, the line connecting the two position restricting stages 321 passes through the axis of the second link 32.
In an alternative embodiment of the present invention, the second connecting member 32 and the first connecting member 11 may be connected by a bearing.
In an embodiment of the present invention, the knob structure further includes a second spring 4, and the second spring 4 is sleeved on the first connecting member 11 or the second connecting member 32, such that one end of the second spring 4 abuts against the key cap 31 and the other end abuts against the housing 1.
In an alternative embodiment of the present invention, the second spring 4 is sleeved on the second connecting member 32, one end of the second spring 4 abuts against the key cap 31, and the other end abuts against the end of the first connecting member 11 away from the surface of the housing 1.
In an alternative embodiment of the present invention, as shown in fig. 3 and 5, the knob structure further includes a second spring 4, and the second spring 4 is sleeved on the first connecting member 11 and abuts against the key cap 31. That is, the second spring 4 is made to push up the key cap 31, and a certain interval is made between the pressing piece 33 and the substrate 2 or the plurality of switches 21, so as to avoid the pressing piece 33 from touching the switches 21 by mistake.
In an embodiment of the present invention, as shown in fig. 2, 3 and 4, the housing 1 is provided with an accommodating groove 15, a first connecting member 11 is protruded from a bottom wall of the accommodating groove 15, and the substrate 2 is disposed on the bottom wall of the accommodating groove 15; the keycap 31 is at least partially accommodated in the accommodating groove 15, so that a gap between the keycap 31 and the housing 1 is prevented from being exposed, and the appearance integrity of the knob structure is improved.
In an embodiment of the present invention, as shown in fig. 3, the key cap 31 includes a first shell 311 and a second shell 312, the first shell 311 is disposed in a circular shape, the second shell 312 is disposed on a surface of the first shell 311 and surrounds a periphery of the first shell 311, and the second shell 312 is partially accommodated in the accommodating groove 15;
the second link 32, the pressing member 33, and the stopper member 34 are provided on a surface of the first housing 311 facing the second housing 312. That is, the first housing 311 and the second housing 312 cooperate to form a groove body in which the second connecting member 32, the pressing member 33, and the catching member 34 are located.
In an embodiment of the present invention, as shown in fig. 5, the plurality of stripe grooves 313 are disposed on the periphery of the second casing 312, and the plurality of stripe grooves 313 are disposed on the periphery of the second casing 312, so as to increase the friction force of the key 3 and facilitate the user to rotate the button.
In an embodiment of the invention, the plurality of stripe grooves 313 are arranged in parallel along the extending direction of the second housing 312.
In an embodiment of the present invention, as shown in fig. 3, a surface of the first housing 311 is provided with a first identifier 314 to facilitate the user to identify the pointing direction of the key 3.
In an embodiment of the present invention, as shown in fig. 4, the housing 1 is provided with a plurality of second identifiers 16, the plurality of second identifiers 16 are disposed around the notches of the receiving slot 15, and the second identifiers 16 are used for identifying the functions of the corresponding keys 3.
In an embodiment of the invention, as shown in fig. 3, a height D of the second connecting element 32 protruding from the key cap 31, a height H of the pressing element 33 protruding from the key cap 31, a height L of the first connecting element 11 protruding from the housing 1 are defined, and L < H < D.
In the present embodiment, the relationship between L and H may be L ≦ H or L ≦ D, specifically:
when the key 3 is connected to the housing 1, the pressing piece 33 can just contact the substrate 2 on the housing 1; that is, when the key 3 rotates, the pressing member 33 is driven to move, so that the pressing member 33 can press any one of the switches 21 on the substrate 2, and the triggering of the electrical signal is realized.
When the button 3 is connected with the shell 1 in the state of L < D, a certain interval is formed between the pressing piece 33 and the substrate 2 on the shell 1; that is to say, when the key 3 rotates, the pressing member 33 is driven to move, so that the pressing member 33 can correspond to any one of the switches 21 on the substrate 2, and a user can press the key 3 to enable the pressing member 33 to approach the switch 21, so that the pressing member 33 presses the switch 21, thereby realizing triggering of the electrical signal.
In an embodiment of the invention, the height P of the position-limiting member 34 protruding from the key cap 31 is based on the structure of the position-limiting member 34 for cooperating with the positioning hole 12. The scheme that H ≦ D ≦ P may be adopted, that is, based on the case 1 being provided with the positioning hole 12, the positioning hole 12 is positioned lower than the surface of the case 1, and in order to facilitate the end of the stopper 34 to enter the positioning hole 12, a structure may be adopted in which the stopper 34 is longer than or equal to the pressing member 33.
The present invention further provides an electronic device, which includes a circuit board and a knob structure, and the specific structure of the knob structure refers to the above embodiments, and since the electronic device adopts all technical solutions of all the above embodiments, the electronic device at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein. The circuit board is arranged on the shell 1 of the knob structure and is electrically connected with the substrate 2.
In an embodiment of the invention, the electronic device may be a sound box. The electronic equipment further comprises a loudspeaker, the circuit board and the loudspeaker are arranged on the shell 1 of the knob structure, and the circuit board is electrically connected with the loudspeaker and the substrate 2.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A knob structure, characterized in that it comprises:
the positioning structure comprises a shell, a positioning mechanism and a positioning mechanism, wherein the shell is provided with a plurality of positioning holes which are annularly arranged;
the substrate is arranged on the shell and is arranged at intervals with the positioning holes, the substrate is provided with a plurality of switches, and the switches are arranged annularly; and
the key comprises a keycap, a pressing piece and a clamping piece, wherein the pressing piece and the clamping piece are arranged on the keycap;
the keycap rotates and drives the clamping piece and the pressing piece to move, the clamping piece is limited in any one of the positioning holes, and the pressing piece corresponds to any one of the switches.
2. The knob structure according to claim 1, wherein said housing is provided with a first connector, a plurality of said positioning holes are provided around said first connector, and a plurality of said switches are provided around said first connector;
the surface of the keycap is convexly provided with a second connecting piece, the second connecting piece is arranged at an interval with the pressing piece and the clamping piece, and the second connecting piece is rotatably connected with the first connecting piece.
3. The knob structure according to claim 2, wherein the detent member includes a positioning cylinder, a first spring and a slider, the positioning cylinder is connected to the key cap, the positioning cylinder is provided with a sliding slot, the first spring and the slider are movably disposed in the sliding slot, one end of the first spring abuts against a bottom wall of the sliding slot, the other end of the first spring abuts against the slider, and one end of the slider, which is away from the first spring, abuts against the housing.
4. The knob structure according to claim 3, wherein an end of the slider facing away from the first spring is provided as a spherical surface.
5. The knob structure according to claim 2, wherein the housing is provided with a mounting cavity for mounting a circuit board;
the first connecting piece is provided with a through hole communicated with the installation cavity, the second connecting piece penetrates through the through hole, one end, extending into the installation cavity, of the second connecting piece is convexly provided with a limiting table towards the periphery, and the limiting table is in limiting fit with the inner wall surface of the installation cavity.
6. The knob structure according to claim 2, further comprising a second spring, wherein the second spring is sleeved on the first connecting member or the second connecting member.
7. The knob structure according to any one of claims 2 to 6, wherein the housing is provided with a receiving groove, a bottom wall of the receiving groove is provided with the first connecting member in a protruding manner, and the base plate is provided on the bottom wall of the receiving groove;
the keycap is at least partially accommodated in the accommodating groove.
8. The knob structure according to claim 7, wherein the keycap includes a first housing and a second housing, the first housing is disposed in a circular shape, the second housing is disposed on a surface of the first housing and surrounds a periphery of the first housing, and the second housing is partially received in the receiving groove;
the second connecting piece, the pressing piece and the clamping piece are arranged on the surface, facing the second shell, of the first shell.
9. The knob structure according to any one of claims 1 to 6, wherein the base plate is provided in a ring shape, and a plurality of the positioning holes are provided around an outer edge of the base plate.
10. An electronic device, comprising a circuit board and the knob structure according to any one of claims 1 to 9, wherein the circuit board is disposed on a housing of the knob structure, and the circuit board is electrically connected to the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425603.8A CN112466699B (en) | 2020-12-08 | 2020-12-08 | Knob structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425603.8A CN112466699B (en) | 2020-12-08 | 2020-12-08 | Knob structure and electronic equipment |
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| Publication Number | Publication Date |
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| CN112466699A true CN112466699A (en) | 2021-03-09 |
| CN112466699B CN112466699B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011425603.8A Active CN112466699B (en) | 2020-12-08 | 2020-12-08 | Knob structure and electronic equipment |
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| CN113281986A (en) * | 2021-06-30 | 2021-08-20 | 歌尔科技有限公司 | Wearable equipment |
| CN113515031A (en) * | 2021-07-28 | 2021-10-19 | 歌尔科技有限公司 | Wrist strap equipment with screen switchable |
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| Publication number | Publication date |
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| CN112466699B (en) | 2024-03-08 |
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