CN116915891A - Electronic equipment and key assembly - Google Patents

Abstract

The application provides a key assembly, which comprises a key body, a mode key and a function key, wherein the key body is slidably arranged on a shell of electronic equipment, the mode key and the function key are arranged on the key body, and the function of the mode key can be realized by operating the key body to slide relative to the shell, or the function of the function key can be realized by pressing the key body. The mode key and the function key are compatible in a whole, so that the manufacturing cost is reduced, and the internal space of the shell occupied by the key body is reduced. The application also provides electronic equipment provided with the key assembly.

Description

Electronic equipment and key assembly

Technical Field

The present application relates to the field of keys, and in particular, to a key assembly and an electronic device provided with the key assembly.

Background

The existing electronic products such as mobile phones and tablet computers are generally provided with three-section keys and other types of keys, and the three-section keys and the other types of keys are respectively arranged on a shell of the electronic product as independent key bodies. However, not only different slots matched with the three-section type keys and other types of keys need to be formed on the shell, but also different key bodies need to be arranged, and the key bodies occupy the inner space of the shell, so that the layout of other electronic elements is affected, and the manufacturing cost of the keys is increased.

Disclosure of Invention

The application provides a key assembly and electronic equipment provided with the same.

The application provides a key assembly, which comprises a key body, a mode key and a function key, wherein the key body is slidably arranged on a shell of electronic equipment, the mode key and the function key are arranged on the key body, and the function of the mode key can be realized by operating the key body to slide relative to the shell, or the function of the function key can be realized by pressing the key body.

The application also provides electronic equipment, which comprises a key assembly, a shell and a main board arranged in the shell, wherein the key assembly comprises a key body, a mode key and a function key, the key body is slidably arranged in the shell of the electronic equipment, the mode key and the function key are arranged in the key body, and the function of the mode key can be realized by operating the key body to slide relative to the shell, or the function of the function key can be realized by pressing the key body; the key body is slidably arranged on the shell, and the mode keys and the function keys of the key assembly are respectively and electrically connected to the main board.

The key assembly of the electronic equipment comprises a mode key and a function key, wherein the mode key and the key are compatible into a whole. Therefore, the key assembly only needs one key body, and the shell only needs to be provided with the accommodating groove corresponding to the key body, so that the manufacturing cost is reduced, the internal space occupied by the key body is reduced, the layout of other electronic elements is facilitated, and the key is convenient for a user to operate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an electronic device in a first exemplary embodiment of the present application;

FIG. 2 is a schematic diagram of a key assembly of the electronic device of FIG. 1;

fig. 3 is a schematic structural diagram of a key assembly of an electronic device according to a second exemplary embodiment of the present application;

fig. 4 is a schematic structural diagram of a key assembly of an electronic device according to a third exemplary embodiment of the present application;

Fig. 5 is a schematic structural diagram of a key assembly of an electronic device according to a fourth exemplary embodiment of the present application;

fig. 6 is a schematic structural diagram of a key assembly of an electronic device according to a fifth exemplary embodiment of the present application;

fig. 7 is a schematic structural diagram of a key assembly of an electronic device according to a sixth exemplary embodiment of the present application;

fig. 8 is a schematic structural diagram of a key assembly of an electronic device according to a seventh exemplary embodiment of the present application;

fig. 9 is a schematic structural diagram of a key assembly of an electronic device according to an eighth exemplary embodiment of the present application.

The main reference numerals illustrate:

100. an electronic device; 20. a housing; 21. a front face; 23. a back surface; 25. a side surface; 251. a receiving groove; 27. an end face; 30. a display screen; 40. a key assembly; 42. a key body; 421. a first end; 423. a second end; 234. a positioning groove; 45. a mode key; 452. a Hall device; 453. a first magnetic member; 454. a magnetic member; 456. a first hall device; 457. a second conductive elastic member; 458. a butt part; 46. a function key; 462. a first conductive elastic member; 463. a second magnetic member; 465. a second hall device; 466. a third conductive elastic member; 50. a main board; 53. a processor; 56. a memory.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without any inventive effort, are intended to be within the scope of the application.

Furthermore, the following description of the embodiments refers to the accompanying drawings, which illustrate specific embodiments in which the application may be practiced. Directional terms, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "side", etc., in the present application are merely referring to the directions of the attached drawings, and thus, directional terms are used for better, more clear explanation and understanding of the present application, rather than indicating or implying that the apparatus or element 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.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "disposed on … …" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and fig. 2 together, an electronic device 100 according to a first embodiment of the present invention includes a housing 20, a display 30 disposed in the housing 20, a key assembly 40, and a main board 50 disposed in the housing 20, wherein the display 30 and the key assembly 40 are electrically connected to the main board 50; the key assembly 40 includes a key body 42, a mode key 45 and at least one function key 46, the key body 42 is slidably disposed in the housing 20, the mode key 45 and the at least one function key 46 are disposed between the key body 42 and the housing 20, and the function of the mode key 45 can be achieved by operating the key body 42 to slide relative to the housing 20; or by pressing the key body 42, the function of at least one function key 46 can be achieved. In the present embodiment, a mode key 45 is disposed at one end of the key body 42, and a function key 46 is disposed at one end of the key body 42 away from the mode key 45; the user operates the key body 42 to slide the key body 42 with respect to the housing 20 to realize the functions of the mode keys 45; the user may also press the key body 42 against the function key 46 to implement the function of the function key 46.

In other embodiments, the key assembly 40 includes a mode key 45 and two or more function keys 46, the mode key 45 is disposed at one end of the key body 42, and the two or more function keys 46 are disposed at one end of the key body 42 away from the mode key 45; alternatively, the mode key 45 is disposed in the middle of the key body 42, and two or more function keys 46 are disposed at opposite ends of the key body 42 from the mode key 45.

The functions of the mode key 45 include alternatively selecting an operation mode of the electronic device 100, which may include, but is not limited to, a mute mode, a ringer mode, a vibration mode; the function of the function key 46 may be, but is not limited to, a power function, a Home function, a return function, a menu function, or the like. The main board 50 is electrically connected to the display 30 and the key assembly 40, and the main board 50 is provided with a processor 53 and a memory 56, and the processor 53 is electrically connected to the display 30 and the key assembly 40. Processor 53 may include one or more processing cores, and processor 53 connects various portions within electronic device 100 using various interfaces and lines, performs various functions of electronic device 100 and processes data by executing or executing instructions, programs, code sets, or instruction sets stored in memory 56, and invoking data stored in memory 56. Alternatively, the processor 53 may be implemented in at least one hardware form of digital signal processing, field programmable gate array, programmable logic array. The processor 53 may integrate one or a combination of several of a central processor, an image processor, a modem, etc. The CPU is used for mainly processing an operating system, a user interface, an application program and the like; the image processor is used for rendering and drawing the content required to be displayed by the display screen 30; the modem is used to handle wireless communications.

Alternatively, the modem may be implemented by a single chip, instead of being integrated into the processor 53. Memory 56 may include random access memory or read only memory. Optionally, the memory 56 includes a non-transitory computer readable medium. Memory 56 may be used to store instructions, programs, code, sets of codes, or instruction sets. The memory 56 may include a stored program area and a stored data area, wherein the stored program area may store instructions for implementing an operating system, instructions for at least one function (such as a touch function, a sound playing function, an image playing function, etc.), instructions for implementing various method embodiments described below, etc.; the storage data area may store data (e.g., audio data, phonebook) created according to the use of the electronic device 100, etc.

In this embodiment, the electronic device 100 may be, but is not limited to, a mobile phone, a tablet computer, a display, a liquid crystal panel, an OLED panel, a television, a smart watch, a VR head mounted display, a vehicle mounted display, or any other electronic product or component with keys. "connected" in the description of the embodiments of the present invention is intended to include both direct connection and indirect connection, such as where the a and B connections include direct connection of a and B or other connection through a third element C or more. The connection also comprises two cases of integrated connection and non-integrated connection, wherein the integrated connection means that A and B are integrally formed and connected, and the non-integrated connection means that A and B are non-integrally formed and connected.

The three-section type keys and other keys on the electronic product in the prior art are generally provided with independent key bodies respectively, namely the electronic product in the prior art comprises the three-section type key bodies and other key bodies; therefore, the housing of the electronic product needs to be provided with a three-section key accommodating groove and a key groove corresponding to the three-section key body and other key bodies, and the three-section key body and other key bodies are accommodated in the three-section key accommodating groove and the key groove respectively; the different key bodies not only increase the content space of the shell, but also a plurality of key bodies and three-section key accommodating grooves and key grooves are formed in the shell, so that the manufacturing cost is increased. The key assembly 40 of the present invention includes a mode key 45 and at least one function key 46, both of which are disposed on the key body 42, that is, the mode key 45 and the function key 46 are designed as one body, that is, the mode key 45 and the function key 46 are compatible. Therefore, only one key body 42 is needed for the key assembly 40, and only the housing 20 is provided with the accommodating groove corresponding to the key body 42, so that the manufacturing cost is reduced, the internal space occupied by the key body in the housing 20 is reduced, the layout of other electronic components is facilitated, and the key operation is facilitated for the user.

As shown in fig. 1 and 2, the housing 20 includes a front surface 21, a back surface 23, opposite side surfaces 25 and opposite end surfaces 27, the display 30 is disposed on the front surface 21, and the key assembly 40 is disposed on one of the side surfaces 25. Specifically, a receiving groove 251 communicating with the inner cavity of the housing 20 is provided in the middle of one side 25 of the housing 20, the length direction of the receiving groove 251 is parallel to the length direction of the side 25, the key body 42 is a bar-shaped body, the length of the receiving groove 251 is greater than that of the bar-shaped body, and the key body 42 is slidably received in the receiving groove 251, that is, the key body 42 can slide along the receiving groove 251. The housing 20 defines an interior cavity in which the motherboard 50, battery, and other electronics are housed. The front surface refers to the surface facing the same light emitting surface of the display screen 30, and the back surface refers to the surface facing away from the light emitting surface of the display screen 30.

In other embodiments, the key assembly 40 may be disposed on one of the end surfaces 27 or the back surface 23 of the housing 20, that is, one of the end surfaces 27 or the back surface 23 is provided with a receiving groove, and the key body 42 is slidably received in the receiving groove.

Optionally, the mode key 45 includes a hall device 452 and a magnetic member 454 adjacent to the hall device 452, the function key 46 includes a first conductive elastic member 462, the magnetic member 454 is disposed on the key body 42 and can slide along with the key body 42 relative to the hall device 452, the hall device 452 is electrically connected to the main board 50 of the electronic device 100, the first conductive elastic member 462 is in a grounding structure, and the first conductive elastic member 462 is opposite to the detection circuit; when the magnetic member 454 slides along with the key body 42 relative to the hall device 452, the hall device 452 is configured to detect a magnetic field change of the magnetic member 454, so as to determine the position of the mode key 45, thereby implementing the function of the mode key 45; or press the key body 42 to press the first conductive elastic member 462, the detection circuit can detect the grounding, and thus the function of the function key 42 is realized; specifically, the first conductive elastic member 462 moves to enable the detection circuit to detect the ground and report the key down event, at this time, the pressing action of the key body 42 is detected by the main board 50, and the electronic device 100 responds to the corresponding key function, such as the power key function, the Home key function, the return key function, or the menu key function.

Specifically, the key body 42 is a bar-shaped body extending along a sliding direction thereof, the magnetic member 454 is disposed at one end of the key body 42, and the function key 46 is disposed at the opposite end of the key body 42. In the present embodiment, the key body 42 includes a first end 421 and a second end 423 at opposite ends thereof, the magnetic member 454 is disposed at the first end 421 of the key body 42, and the first conductive elastic member 462 is adjacent to the second end 423 of the key body 42; further, the magnetic member 454 is disposed at a side of the first end 421 near the main board 50, and the key body 42 can move along a direction perpendicular to the sliding direction thereof to push against the first conductive elastic member 462, so that the first conductive elastic member 462 moves and is elastically deformed until the detection circuit detects the grounding; at this time, the first conductive elastic member 462 has an elastic force for restoring the movement of the key body 42.

Specifically, the side of the first end 421 facing the hall device 452 is provided with a positioning slot 234, and the magnetic member 454 is positioned in the positioning slot 234.

Optionally, the magnetic member 454 is a bar magnet, the length direction of the key body 42 is parallel to the length direction of the magnetic member 454, the magnetic member 454 is located at one end of the key body 42, in this embodiment, the number of the hall devices 452 is one, one hall device 452 is located between the N pole and the S pole of the magnetic member 454, and the first conductive elastic member 462 is close to the other end of the key body 42 far from the magnetic member 454. In this embodiment, the magnetic member 454 is disposed at the first end 421 of the key body 42, the N pole of the magnetic member 454 faces away from the first conductive elastic member 462, the S pole of the magnetic member 454 faces toward the first conductive elastic member 462, and the hall device 452 is disposed in the middle between the N pole and the S pole. In other embodiments, the N-pole of the magnetic member 454 is oriented toward the first conductive elastic member 462, and the S-pole of the magnetic member 454 is oriented away from the first conductive elastic member 462.

In other embodiments, the number of hall devices 452 may be two or more, with two or more hall devices 452 each being proximate to the magnetic member 454; optionally, two or more hall devices 452 are located between the N and S poles of the magnetic member 454.

Optionally, the first conductive elastic member 462 is a spring plate, and the spring plate is a grounding structure, when the user presses the key body 42 to push the spring plate, that is, the user presses the key body 42 with a finger, the spring plate is pressed to elastically deform and displace, and the spring plate is electrically connected with the conductive end, so that the detection circuit detects grounding and reports a key down event, and at this time, the pressing action of the key body 42 is detected; when the pressing of the key body 42 is released, that is, the user moves away from the key body 42 with a finger, the first conductive elastic member 462 elastically resets to drive the key body 42 to reset, the elastic sheet is disconnected from the conductive end, and the detection circuit does not detect the grounding.

Optionally, when the user toggles the button body 42 to slide along the accommodating groove 234 relative to the hall device 452, the magnetic member 454 slides along with the button body 42 relative to the hall device 452, and the hall device 452 detects a magnetic field change of the magnetic member 454 to determine the position of the mode button 45. After the key body 42 slides relative to the hall device 452 with the magnetic member 454, a current sliding direction and a current sliding distance of the key body 42 at a predetermined position are obtained, and the functional mode of the electronic device 100 is adjusted according to the current sliding direction and the current sliding distance, wherein different current sliding directions and different current sliding distances correspond to different states of the functional mode. Optionally, the mode key 45 may be used to perform three-segment volume adjustment on the electronic device 100, detect a magnetic field change of the magnetic element 454 through the hall device 452, and obtain a current sliding direction and a current sliding distance of the magnetic element 454 at a predetermined position, so as to match a preset sliding direction and a preset sliding distance with the current sliding direction and the current sliding distance, and after the matching is completed, use a three-segment volume currently corresponding to the preset sliding direction and the preset sliding distance as a current three-segment volume state, thereby adjusting the three-segment volume state of the electronic device.

In other embodiments, the mode key 45 may be further used to adjust the screenshot mode, the screen recording mode, the flight mode, and other functional modes of the electronic device 100, where different current sliding directions and current sliding distances correspond to different functional modes, such as the screenshot mode, the screen recording mode, the flight mode, and the like.

Optionally, acquiring the current sliding direction and the current sliding distance of the key body 42 at the predetermined position includes: acquiring the sliding position coordinates of the key body 42 at the preset position in real time; the current sliding direction and the current sliding distance of the key body 42 at the predetermined position are generated according to the change of the position coordinates. When the key body 42 slides relative to the hall device 452, the hall device 452 detects the magnetic field change of the magnetic member 454 to report the coordinates of the key body 42, the processor 53 determines the sliding direction and the sliding distance of the key body 42 according to the change of the coordinates of the key body 42, and when the sliding distance and the sliding direction meet the mode key determination conditions, the system of the electronic device 100 responds to the corresponding operation, thereby adjusting the three-stage volume state of the electronic device 100.

The system response of the electronic device 100 includes detecting a current three-segment volume state of the key body 42 after entering the three-segment key mode, entering a vibration state if the sliding distance of the key body 42 along the first direction is detected to be greater than a first set value when the current three-segment volume state is in a mute state, and continuing to maintain the mute state if the sliding distance of the key body 42 along the first direction is detected to be less than a first preset value; in the vibration state at present, if the sliding distance of the key body 42 along the second direction is detected to be larger than a second preset value, entering a mute state, and if the sliding distance of the key body 42 along the second direction is detected to be larger than a third preset value, entering a bell state; in the ringing state, if the sliding distance of the key body 42 along the second direction is detected to be greater than the fourth preset value, the vibration state is entered. It will be appreciated that the foregoing only shows the response operation of one system of the electronic device 100, and that other response operations may be implanted as needed when the system of the electronic device 100 is developed, or the response operation of the system of the electronic device 100 may be customized by the user. The first direction and the second direction are parallel to the length direction of the accommodating groove 251, and the first direction is opposite to the second direction.

When the user presses the button body 42 corresponding to the function button 46, the button body 42 deforms, the first conductive elastic member 462 under the button body 42 is pressed to elastically deform, so that the detection circuit detects the grounding and reports the button down event, the pressing action of the button body 42 is detected by the motherboard 50, and the electronic device 100 responds to the corresponding button function.

In the application, the mode key 45 and the function key 46 are integrated to form the key assembly 40, that is, the mode key 45 and the power key or the return key are formed together, only one containing groove 251 is required to be formed on the shell 20, only one key body 42 is required, the production cost of the electronic equipment 100 is reduced, the internal space of the shell 20 occupied by the key body is reduced, and the layout of other electronic elements is facilitated.

In other embodiments, the magnetic member 454 may be, but is not limited to, a circular magnet, a square magnet, a U-shaped magnet, or the like. In other embodiments, the number of magnetic members 454 may be plural.

Referring to fig. 3, a key assembly of an electronic device 100a according to a second exemplary embodiment of the present application has a similar structure to the key assembly 40 of the first exemplary embodiment, except that: the key assembly of the second exemplary embodiment is to interchange the positions of the mode key 45 and the at least one function key 46 of the key assembly 40 of the first exemplary embodiment. Specifically, at least one function key 46 in the second exemplary embodiment is disposed at the first end 421 of the key body 42, and the mode key 45 is disposed at the second end 423 of the key body 42. Optionally, the first conductive elastic member 462 is disposed near the first end 421, the first conductive elastic member 462 is in a grounding structure, and the first conductive elastic member 462 faces the detection circuit; the hall device 452 is electrically connected to the main board and is close to the second end 423 of the key body 42, and the magnetic member 454 is disposed on a side of the second end 423 facing the hall device 452, specifically, a side of the second end 423 facing the hall device 452 is provided with a positioning groove, and the magnetic member 454 is positioned in the positioning groove. When the magnetic member 454 slides along with the key body 42 relative to the hall device 452, the hall device 452 is configured to detect a magnetic field change of the magnetic member 454, so as to determine the position of the mode key 45, thereby implementing the function of the mode key 45; or the first end 421 of the key body 42 is pressed to press the first conductive elastic member 462, and the first conductive elastic member 462 moves to enable the detection circuit to detect the grounding and report the key down event, at this time, the pressing action of the key body 42 is detected by the main board 50, and the electronic device 100 responds to the corresponding key function, such as the power key function, the Home key function, the return key function, or the menu key function.

Optionally, the magnetic member 454 is a bar magnet, the length direction of the key body 42 is parallel to the length direction of the magnetic member 454, and the hall device 452 is located between the N pole and the S pole of the magnetic member 454. In this embodiment, the N pole of the magnetic member 454 faces away from the first conductive elastic member 462, the S pole of the magnetic member 454 faces toward the first conductive elastic member 462, and the hall device 452 is located in the middle between the N pole and the S pole. In other embodiments, the N-pole of the magnetic member 454 is oriented toward the first conductive elastic member 462, and the S-pole of the magnetic member 454 is oriented away from the first conductive elastic member 462.

The key assembly of the second exemplary embodiment integrates the mode key 45 and at least one function key 46, so that only one key body 42 is needed for the key assembly, and only the accommodating groove 251 corresponding to the key body 42 is needed for the housing 20, thereby reducing the manufacturing cost, reducing the internal space occupied by the key body in the housing 20, facilitating the layout of other electronic components, and facilitating the operation of the keys by the user.

The implementation method of the key assembly of the second exemplary embodiment is the same as that of the key assembly 40 of the first exemplary embodiment, and will not be described here.

Referring to fig. 4, a key assembly of an electronic device 100b according to a third exemplary embodiment of the present application has a similar structure to the key assembly 40 of the first exemplary embodiment, except that: the structure of the function keys 46a of the third exemplary key assembly is different from the structure of the function keys 46 of the first exemplary key assembly 40. Specifically, the mode key 45 of the third exemplary key assembly includes a first magnetic member 453 and a first hall device 456, the function key 46a includes a second magnetic member 463 and a second hall device 465, the first magnetic member 453 and the second magnetic member 463 are disposed in the key body 42 at intervals, the first hall device 456 and the second hall device 465 are respectively electrically connected to the motherboard of the electronic device, the first magnetic member 453 is close to the first hall device 456, and the second magnetic member 463 is close to the second hall device 465; when the first magnetic member 453 slides along the key body 42 relative to the first hall device 456, the first hall device 456 is configured to detect a magnetic field change of the first magnetic member 453 to determine the position of the mode key 45, thereby implementing the function of the mode key 45; or the key body 42 is pressed to enable the second magnetic element 463 to be close to the second hall device 465, the pressing of the key body 42 is released, the second magnetic element 463 is reset along with the key body 42, the second hall device 465 is used for detecting the magnetic field change of the second magnetic element 463, and the function of the function key 46a can be achieved; the function key 46a may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like.

Optionally, a first positioning groove is formed on a side surface of the first end 421 of the key body 42 facing the first hall device 456, a second positioning groove is formed on a side surface of the second end 423 of the key body 42 facing the second hall device 465, and the first magnetic member 453 and the second magnetic member 463 are positioned in the first positioning groove and the second positioning groove, respectively.

Alternatively, the key body 42 is a bar-shaped body extending along a sliding direction thereof, the first magnetic member 453 and the second magnetic member 463 are both elongated magnets, the length direction of the first magnetic member 453 is parallel to the length direction of the key body 42, the length direction of the second magnetic member 463 is perpendicular to the length direction of the key body 42, the first magnetic member 453 is disposed at one end of the key body 42, and the second magnetic member 463 is disposed at the other end of the key body 42. Further, the key body 42 includes a first end 421 and a second end 423 at opposite ends thereof, the first hall device 456 is adjacent to the first end 421 of the key body 42, the second hall device 465 is adjacent to the second end 423 of the key body 42, the first magnetic member 453 is disposed at a side of the first end 421 of the key body 42 adjacent to the first hall device 456, and the second magnetic member 463 is disposed at a side of the second end 423 of the key body 42 adjacent to the second hall device 465.

Alternatively, the first hall device 456 is located between the N pole and the S pole of the first magnetic member 453, and the second hall device 465 is opposite to one end of the second magnetic member 463. The N pole of the first magnetic member 453 faces away from the second magnetic member 463, and the S pole of the first magnetic member 453 faces toward the second magnetic member 463; the S pole of the second magnetic element 463 faces toward the second hall device 465 and the N pole of the second magnetic element 463 faces away from the second hall device 465. In other embodiments, the N pole of the first magnetic member 453 faces the second magnetic member 463, the S pole of the first magnetic member 453 faces away from the second magnetic member 463, and the first hall device 456 is located in the middle between the N pole and the S pole of the first magnetic member 453; the N pole of the second magnetic element 463 faces toward the second hall device 465 and the S pole of the second magnetic element 463 faces away from the second hall device 465.

When the user toggles the key body 42 to slide along the accommodating groove 251 relative to the first hall device 456, the first magnetic member 453 slides along with the key body 42 relative to the first hall device 456, and the first hall device 456 detects the magnetic field change of the first magnetic member 453 to determine the position of the mode key 45. After the key body 42 slides relative to the first hall device 456 with the first magnetic member 453, a current sliding direction and a current sliding distance of the key body 42 at a predetermined position are obtained, and the functional mode of the electronic device 100b is adjusted according to the current sliding direction and the current sliding distance, where different current sliding directions and current sliding distances correspond to different states of the functional mode. Optionally, the mode key 45 may be used to perform three-segment volume adjustment on the electronic device 100b, detect, by using the first hall device 456, a magnetic field change of the first magnetic part 453, and obtain a current sliding direction and a current sliding distance of the first magnetic part 453 at a predetermined position, so as to match a preset sliding direction and a preset sliding distance with the current sliding direction and the current sliding distance, and after the matching is completed, use a three-segment volume corresponding to the preset sliding direction and the preset sliding distance currently as a current three-segment volume state, thereby adjusting the three-segment volume state of the electronic device.

When the user presses the key body 42 to move the second magnetic element 463 to the second hall device 465, or releases the press of the key body 42 to move the second magnetic element 463 away from the second hall device 465 along with the key body 42, the second hall device 465 detects the magnetic field change of the second magnetic element 463, so that the function of the function key 46a can be achieved; the function key 46a may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like.

The key assembly of the third exemplary embodiment integrates the mode key 45 and at least one function key 46a, so that only one key body 42 is needed for the key assembly, and only the accommodating groove 251 corresponding to the key body 42 is needed for the housing 20, thereby reducing the manufacturing cost, reducing the internal space occupied by the key body 42 in the housing 20, facilitating the layout of other electronic components, and facilitating the operation of the keys by the user.

Referring to fig. 5, a key assembly of an electronic device 100c according to a fourth exemplary embodiment of the present application has a similar structure to that of the key assembly of the third exemplary embodiment, except that: the key assembly of the fourth exemplary embodiment is to interchange the positions of the mode key 45 and the at least one function key 46a of the key assembly of the third exemplary embodiment. Specifically, at least one function key 46a in the fourth exemplary embodiment is disposed at the first end 421 of the key body 42, and the mode key 45 is disposed at the second end 423 of the key body 42. Alternatively, the second hall device 465 is disposed proximate the first end 421, and the second magnetic element 463 is disposed on a side of the first end 421 facing toward the second hall device 465; the first hall device 456 is adjacent to the second end 423 of the key body 42, and the first magnetic member 453 is disposed on a side of the second end 423 facing the first hall device 456.

Alternatively, the first hall device 456 is located between the N pole and the S pole of the first magnetic member 453. In this embodiment, the N pole of the first magnetic member 453 faces away from the second magnetic member 463, the S pole of the first magnetic member 453 faces toward the second magnetic member 463, and the first hall device 456 is located in the middle between the N pole and the S pole of the first magnetic member 453. In other embodiments, the N pole of the first magnetic member 453 faces the second magnetic member 463, the S pole of the first magnetic member 453 faces the second magnetic member 463, and the first hall device 456 is located in the middle between the N pole and the S pole of the first magnetic member 453.

The key assembly of the fourth exemplary embodiment integrates the mode key 45 and at least one function key 46a, so that only one key body 42 is needed for the key assembly, and only the accommodating groove corresponding to the key body 42 is needed for the housing 20, thereby reducing the manufacturing cost, reducing the internal space occupied by the key body in the housing 20, facilitating the layout of other electronic components, and facilitating the operation of the keys by the user.

The implementation method of the key assembly of the fourth exemplary embodiment is the same as that of the key assembly of the third exemplary embodiment, and will not be described here.

Referring to fig. 6, a key assembly of an electronic device 100d according to a fifth exemplary embodiment of the present application has a similar structure to the key assembly 40 of the first exemplary embodiment, except that: the fifth exemplary key assembly is to omit the elastic member 47 and add a hall device 452 on the basis of the first exemplary key assembly 40. Specifically, the key assembly further includes two hall devices 452 and a magnetic member 454 close to the two hall devices 452, the magnetic member 454 is disposed on the key body 42 and can slide along with the key body 42 relative to the two hall devices 452, the two hall devices 452 are electrically connected to the motherboard of the electronic device 100d, and the two hall devices 452 are used for detecting the magnetic field change of the magnetic member 454, so as to realize the functions of the mode key or the function key. Specifically, the magnetic member 454 slides along with the key body 42 relative to the two hall devices 452, and the hall devices 452 detect the magnetic field change of the magnetic member 454 to determine the current position of the mode key, thereby realizing the function of the mode key; or the magnetic member 454 is close to or far from the hall device 452 along with the key body 42, and the hall device 452 is used for detecting a magnetic field change generated by displacement of the magnetic member 454, so as to implement a corresponding key function of the electronic device 100d, where the key function may be, but is not limited to, a power key function, a Home key function, a return key function, a menu key function, or the like.

Alternatively, the key body 42 is a bar-shaped body, the sliding direction of the key body 42 is parallel to the length direction of the bar-shaped body, the magnetic member 454 is a bar-shaped magnet, and the two hall devices 452 are spaced apart from each other in the sliding direction of the key body 42. Alternatively, two hall devices 452 are located between the N and S poles of the bar magnet. Specifically, the first end 421 of the key body 42 faces the side of the hall device 452 and is provided with a positioning slot 234, and the magnetic member 454 is fixed to the positioning slot 234; preferably, one of the sides of the magnetic member 454 is coplanar with the side of the key body 42 facing the hall device 452. In other embodiments, the magnetic member 454 may be disposed at the second end 423 of the key body 42, and the length direction of the magnetic member 454 is parallel to the sliding direction of the key body 42, and the two hall devices 452 are located between the N pole and the S pole of the magnetic member 454. In other embodiments, the magnetic member 454 may be disposed in the middle of the key body 42, and the length direction of the magnetic member 454 is parallel to the sliding direction of the key body 42, and the two hall devices 452 are located between the N pole and the S pole of the magnetic member 454.

Optionally, the two hall devices 452 include a first hall device and a second hall device, where the first hall device and the second hall device are arranged at intervals along the sliding direction of the key body 42, the first hall device is close to the N pole of the magnetic member 454, and the second hall device is close to the S pole of the magnetic member 454. In other embodiments, the first hall device is near the S pole of the magnetic member 454 and the second hall device is near the N pole of the magnetic member 454.

When the key body 42 slides along the accommodating groove 251, the magnetic member 454 slides along with the key body 42, and the two hall devices 452 detect the magnetic field change a of the magnetic member 454 to determine the position of the mode key, so as to realize the function of the mode key. When the key body 42 is pressed, the magnetic part 454 is close to the two Hall devices 452, the two Hall devices 452 detect the magnetic field change B to report a key down event, and at the moment, the pressing action of the key body 42 is detected, so that the function of a key can be realized; the key may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like. When the key body 42 is slid and the key body 42 is pressed, there is a difference between the magnetic field variation value detected by the two hall devices 452 and the difference value between the two hall devices 452, and the difference is used to determine whether to press the key and the position of the mode key.

Alternatively, the hall device 452 may employ a single axis hall or an XYZ three axis hall, preferably, the hall device 452 employs an XYZ three axis hall that can limit the magnetic field variation to a range beyond which it is determined as a disturbance and does not respond.

Methods of determining key body 42 include, but are not limited to:

s1: one of the two hall devices 452 is for detecting sliding of the key body 42 and the magnetic member 454, and the other of the two hall devices 452 is for detecting whether the key body 42 is pressed to bring the magnetic member 454 close to or away from the hall device 452. Specifically, the first hall device is used for detecting the magnetic field variation of the magnetic member 454 during the sliding process of the key body 42, and the second hall device is used for detecting the magnetic field variation of the magnetic member 454 during the approaching or separating process of the key body 42.

S2: the two hall devices 452 can be arranged at three-section different positions, and when the key body 42 is pressed or not pressed, the magnetic field combination values of the two hall devices 452 are different, and the processor 53 judges the current key state in a table look-up mode; that is, the first hall device and the second hall device may be disposed at three-stage different positions, and when the key body 42 is pressed or not pressed, the magnetic field combination values of the first hall device and the second hall device are different, and the processor 53 determines the current key state by means of table look-up.

S3: by subtracting or adding the magnetic field values of the two hall devices 452, the processor 53 can determine the current key state by using the table look-up method according to the difference or the sum of the different axis data by using the single axis data or the two axis data or the three axis data of the XYZ three axes. That is, by adding or subtracting the magnetic field values of the first hall device and the second hall device, the processor 53 may determine the current key state by using a table look-up method according to the sum or difference of the different axis data, using the single axis data or the two axis data or the three axis data of the XYZ three axes.

Optionally, the processor does not use a table look-up mode in combination with the data of S2 and S3, but determines the position of the mode key according to the magnitude and positive and negative energy of the magnetic field variation.

The key assembly of the fifth exemplary embodiment realizes the functions of the mode key and at least one function key through one magnetic member 454 and two hall devices 452, which can further reduce the manufacturing cost, further reduce the occupation of the internal space of the housing 20 by the key body, facilitate the layout of other electronic components, and facilitate the operation of the keys by the user.

Referring to fig. 7, a key assembly of an electronic device 100e according to a sixth exemplary embodiment of the present application has a similar structure to that of the key assembly of the fifth exemplary embodiment, except that: the sixth exemplary key assembly is to omit one hall device on the basis of the fifth exemplary key assembly. Specifically, the sixth exemplary key assembly further includes a hall device 452 and a magnetic member 454 adjacent to the hall device 452, the magnetic member 454 being disposed on the key body 42, the hall device 452 being electrically connected to the motherboard 50 of the electronic device 100 e; the magnetic part 454 slides along with the key body 42 relative to the Hall device 452, and the Hall device 452 is used for detecting the magnetic field change of the magnetic part 454 so as to judge the position of the mode key, thereby realizing the function of the mode key; or the magnetic element 454 is close to or far from the Hall element 452 along with the key body 42, and the Hall element 452 is used for detecting the magnetic field change generated by the displacement of the magnetic element 454 so as to realize the function of the electronic equipment 100e for responding to the corresponding key; the key may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like.

Alternatively, the key body 42 is a bar-shaped body extending along a sliding direction thereof, the magnetic member 454 is a bar-shaped magnet, the length direction of the key body 42 is parallel to the length direction of the magnetic member 454, and the hall device 452 is located between the N pole and the S pole of the magnetic member 454. Preferably, the hall device 452 is located midway between the N and S poles of the magnetic member 454. In this embodiment, the hall device 452 is a three-axis hall device.

The hall device 452 is used to detect the sliding of the key body 42 and the magnetic member 454, or to detect whether the key body 42 is pressed to bring the magnetic member 454 closer to or farther from the hall device 452. When the key body 42 slides along the accommodating groove 251, the magnetic member 454 slides along with the key body 42, and the hall device 452 detects the magnetic field change C of the magnetic member 454, so as to determine the position of the mode key, and realize the function of the mode key. After the key body 42 is slid along the accommodating groove 251, the magnetic field is kept in a stable state after the change. When the key body 42 is pressed, the magnetic element 454 is close to the hall element 452, the hall element 452 detects the magnetic field change D generated by the movement of the magnetic element 454 to report a key down event, and at this time, the pressing action of the key body 42 is detected, so that the corresponding key function of the electronic device 100e can be realized; the key function may be, but is not limited to, a power key function, a Home key function, a return key function, a menu key function, or the like. Since the magnetic member 454 is reset after being displaced along with the key body 42, the hall device 452 returns to the previous magnetic field value after detecting the magnetic field change D, and the magnetic field change D detected by the hall device 452 is different from the magnetic field change C detected by the hall device 452.

In this embodiment, the hall device 452 uses an XYZ three-axis hall that can limit the magnetic field variation to a certain range beyond which it is determined as disturbance and does not respond.

The key assembly of the sixth exemplary embodiment realizes the functions of the mode key and at least one function key through one magnetic member 454 and one hall device 452, further reduces the manufacturing cost, further reduces the occupation of the internal space of the housing 20 by the key body, is beneficial to the layout of other electronic components, and facilitates the operation of the keys by the user.

Referring to fig. 8, a key assembly of an electronic device 100f according to a seventh exemplary embodiment of the present application has a similar structure to the key assembly 40 of the first exemplary embodiment, except that: the mode key 45b of the seventh exemplary key assembly is different in structure from the mode key 45 of the first exemplary key assembly. Specifically, the key assembly further includes a plurality of second conductive elastic members 457, a top supporting portion 458, and a third conductive elastic member 466, the top supporting portion 458 is disposed on the key body 42, the plurality of second conductive elastic members 457 are arranged at intervals along the sliding direction of the key body 42, the plurality of second conductive elastic members 457 and the third conductive elastic members 466 are all in a grounding structure, and the plurality of second conductive elastic members 457 and the third conductive elastic members 466 are opposite to the detection circuit respectively; the second conductive elastic members 457 and the third conductive elastic members 466 respectively face the detection circuit; when the propping part 458 slides along the containing groove 251 along with the key body 42, the propping part 458 respectively butts against the plurality of second conductive elastic pieces 457, so that the detection circuits opposite to the plurality of second conductive elastic pieces 457 detect the grounding, thereby realizing the function of the mode key 45 b; or press the key body 42 to press the third conductive elastic member 466, so that the detection circuit opposite to the third conductive elastic member 466 detects the grounding and reports the key down event, at this time, the pressing action of the key body 42 is detected by the motherboard, and the electronic device 100f responds to the corresponding key function, which may be, but not limited to, a power key function, a Home key function, a return key function, or a menu key function. Optionally, the third conductive elastic member 466 is a spring with a grounding function, and when the user presses the button body 42 to squeeze the spring, the spring is elastically deformed and electrically connected with the conductive terminal, so that the detection circuit detects the grounding and reports a button down event; when the finger of the user is removed from the key body 42, the elastic sheet is elastically deformed to be disconnected from the conductive terminal, and the detection circuit does not detect the grounding.

Optionally, the plurality of second conductive elastic members 457 and the abutting portions 458 form a mode key 45b, and the third conductive elastic members 466 and the key body 42 form at least one function key 46; the mode key 45b and at least one function key 46 are respectively disposed at two opposite ends of the key body 42, specifically, the mode key 45b is disposed at the first end 421 of the key body 42, and the at least one function key 46 is disposed at the second end 423 of the key body 42.

Alternatively, the abutment 458 is an abutment rod, which may be fixedly connected to a side of the first end 421 of the key body 42 facing the second conductive elastic member 457 by a clamping or gluing method. Specifically, a positioning groove is disposed on a side surface of the first end 421 of the key body 42 facing the second conductive elastic member 457, one end of the push rod is clamped to the positioning groove, the opposite ends of the push rod can respectively push the plurality of second conductive elastic members 457, and when the push rod pushes one of the second conductive elastic members 457, the detection circuit opposite to the second conductive elastic member 457 detects grounding to determine the position of the mode key 45b, thereby realizing the function of the mode key 45 b.

In this embodiment, the mode key 45b includes three second conductive elastic members 457, the three second conductive elastic members 457 are arranged at intervals along the sliding direction of the key body 42, the second conductive elastic members 457 are elastic sheets with a grounding function, the propping portion 458 slides along the accommodating groove 251 along with the key body 42, and when the propping portion 458 is propped against the second conductive elastic member 457 far from the third conductive elastic member 466, the elastic sheets are electrically connected with the conductive end, and the electronic device 100f enters a bell-ringing state; when the abutting part 458 abuts against the second conductive elastic piece 457 in the middle, the elastic piece is electrically connected with the conductive end, and the electronic device 100f is in a vibration state; when the abutting portion 458 abuts against the second conductive elastic member 457 adjacent to the third conductive elastic member 466, the elastic piece is electrically connected to the conductive terminal, and the electronic apparatus 100f enters a mute state.

The key assembly of the seventh exemplary embodiment includes the mode key 45b and at least one function key 46, that is, the mode key 45b and the function key 46 are compatible in one body. Therefore, the key assembly only needs one key body 42, and the housing 20 only needs to be provided with the accommodating groove corresponding to the key body 42, so that the manufacturing cost is reduced, the internal space of the housing 20 occupied by the key body is reduced, the layout of other electronic elements is facilitated, and the key is convenient for a user to operate.

Referring to fig. 9, an eighth exemplary embodiment of the present application provides a key assembly of an electronic device 100g, which has a similar structure to that of the key assembly of the seventh exemplary embodiment, and is different from the above-described seventh exemplary embodiment in that: the structure of the function key 46a of the eighth exemplary key assembly is different from that of the function key 46 of the seventh exemplary key assembly; specifically, the function key 46a of the eighth exemplary key assembly includes a second hall device 465 and a second magnetic member 463, the second hall device 465 being electrically connected to the motherboard of the electronic apparatus 100g, the second magnetic member 463 being adjacent to the second hall device 465; when the key body 42 is pressed to make the second magnetic element 463 approach the second hall element 465, the second hall element 465 is used for detecting the magnetic field change of the second magnetic element 463, so that the function of the function key 46a can be achieved; the function key 46a may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like. When the pressing of the key body 42 is released, the second magnetic member 463 is reset with the key body 42.

Optionally, the second magnetic element 463 is an elongated magnet, the length direction of the second magnetic element 463 is perpendicular to the length direction of the key body 42, and one end of the second magnetic element 463 faces the second hall device 465. Alternatively, the S pole of the second magnetic element 463 faces the second Hall device 465 and the N pole of the second magnetic element 463 faces away from the second Hall device 465. In other embodiments, the N-pole of the second magnetic element 463 faces toward the second hall device 465 and the S-pole of the second magnetic element 463 faces away from the second hall device 465.

When the user presses the key body 42 to move the second magnetic element 463 to the second hall device 465, or releases the press of the key body 42 to move the second magnetic element 463 away from the second hall device 465 along with the key body 42, the second hall device 465 detects the magnetic field change of the second magnetic element 463, so that the function of the function key 46a can be achieved; the function key 46a may be, but is not limited to, a power key, a Home key, a back key, a menu key, or the like.

The key assembly of the eighth exemplary embodiment integrates the mode key 45b and at least one function key 46a, so that only one key body 42 is needed for the key assembly, and only the accommodating groove 251 corresponding to the key body 42 is needed for the housing 20, thereby reducing the manufacturing cost, reducing the internal space occupied by the key body 42 in the housing 20, facilitating the layout of other electronic components, and facilitating the operation of the keys by the user.

The foregoing is a description of embodiments of the present invention, and it should be noted that, for those skilled in the art, modifications and variations can be made without departing from the principles of the embodiments of the present invention, and such modifications and variations are also considered to be within the scope of the present invention.

Claims (14)

1. The utility model provides a button subassembly, its characterized in that, button subassembly includes button body, mode button and function button, button body slidable set up in electronic equipment's casing, mode button with the function button set up in the button body, through the operation the button relative the casing slip can realize the function of mode button, perhaps through pressing the button physical stamina can realize the function of function button.

2. The key assembly of claim 1, wherein the mode key comprises a hall device and a magnetic member adjacent to the hall device, the magnetic member being disposed on the key body and being slidable with the key body relative to the hall device, the hall device being configured to detect a change in a magnetic field of the magnetic member to determine a position of the mode key.

3. The key assembly according to claim 2, wherein the key body is a bar-shaped body, the magnetic member is a bar-shaped magnet, a length direction of the key body is parallel to a length direction of the magnetic member, the magnetic member is located at one end of the key body, and the hall device is located between an N pole and an S pole of the magnetic member.

4. The key assembly of claim 1, wherein the function key comprises a first conductive elastic member, the first conductive elastic member being of a ground structure and facing the detection circuit; the detection circuit can detect grounding by pressing the key body to extrude the first conductive elastic piece, so that the function of the function key is realized.

5. The key assembly according to claim 1, wherein the mode key comprises a first magnetic member and a first hall device, the first magnetic member is disposed on the key body and is capable of sliding with the key body relative to the first hall device, and the first hall device is used for detecting a magnetic field change of the first magnetic member so as to determine a position of the mode key; the function key comprises a second magnetic part and a second Hall device, the second magnetic part is close to the second Hall device by pressing the key body, and the second Hall device is used for detecting the magnetic field change of the second magnetic part.

6. The key assembly of claim 5, wherein the second magnetic member is a bar magnet, a length direction of the second magnetic member is perpendicular to a length direction of the key body, and one end of the second magnetic member faces the second hall device.

7. The key assembly according to claim 1, wherein the key assembly comprises two hall devices and magnetic members adjacent to the two hall devices, the magnetic members are disposed on the key body and can slide along with the key body relative to the two hall devices, and the hall devices are adjacent to or far from the two hall devices along with the key body, and the hall devices are used for detecting magnetic field changes of the magnetic members so as to realize functions of the mode key or the function key.

8. The key assembly according to claim 7, wherein the key body is a bar-shaped body, the magnetic member is a bar-shaped magnet, a length direction of the key body is parallel to a length direction of the magnetic member, and the two hall devices are spaced apart from each other in a sliding direction of the key body.

9. The key assembly of claim 8, wherein the two hall devices comprise a first hall device and a second hall device, the first hall device being proximate to the N-pole of the magnetic member and the second hall device being proximate to the S-pole of the magnetic member; the first Hall device is used for detecting the magnetic field change of the magnetic piece in the sliding process of the key piece, and the second Hall device is used for detecting the magnetic field change of the magnetic piece in the process of approaching or separating from the second Hall device along with the key body.

10. The key assembly according to claim 1, wherein the key assembly comprises a hall device and a magnetic member adjacent to the hall device, the magnetic member is disposed on the key body and is capable of sliding with the key body relative to the hall device, and the hall device is used for detecting a magnetic field change of the magnetic member as the key body approaches or separates from the hall device, so as to realize the functions of the mode key or the function key.

11. The key assembly of claim 10, wherein the key body is a bar-shaped body extending in a sliding direction thereof, the magnetic member is a bar-shaped magnet, a length direction of the key body is parallel to a length direction of the magnetic member, and the hall device is a three-axis hall device.

12. The key assembly according to claim 1, wherein the mode key further comprises a plurality of second conductive elastic members and a supporting portion, the supporting portion is disposed on the key body, the plurality of second conductive elastic members are arranged at intervals along the sliding direction of the key member, and the plurality of second conductive elastic members are both of a grounding structure and respectively face the detection circuit; when the propping part slides along with the key body, the propping part respectively props against the plurality of second conductive elastic pieces, so that the detection circuit detects the grounding, and the function of the mode key is realized.

13. The key assembly of claim 1, wherein the function of the mode key comprises alternatively selecting an operation mode of the electronic device, the operation mode comprising a mute mode, a ringer mode, a vibrate mode; the functions of the function keys comprise a power function, a Home function, a return function or a menu function.

14. An electronic device, characterized in that the electronic device comprises a key assembly according to any one of claims 1-13, a housing and a main board arranged in the housing, wherein a key body of the key assembly is slidably arranged in the housing, and a mode key and a function key of the key assembly are respectively electrically connected to the main board.