Trackball key device and ultrasonic equipment
By designing a trackball button device in an ultrasonic device, the structure of the first satellite axis, the second satellite axis and the balance rod is used to realize the effect of pressing both ends of the long button at the same time, solving the problem of single-end pressing of the existing technology in the middle and middle technology, and improving the function realization of the circuit board and the service life of the long button.
Patent Information
- Application Number
- CN202520876960.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-07
- Publication Date
- 2025-06-17
- Estimated Expiration
- 2035-05-07
AI Technical Summary
In existing ultrasonic devices, long presses can only be single-ended pressed when the user operates, resulting in the circuit board being unable to achieve corresponding functions. In addition, long-term single-ended presses cause uneven force to be applied to the long press, which is easy to damage.
A trackball key device is designed, including a trackball module, a button module and a circuit module. In the key module, the first button is longer than the second button, and the design of the first satellite axis, the second satellite axis and the balance rod achieves the effect of pressing both ends of the first button simultaneously.
It realizes reliable functional operation of the circuit board, avoids uneven stress from long presses, and extends the service life of long presses.
Smart Images
Figure CN222995280U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of keys, and particularly relates to a trackball key device and an ultrasonic device. Background Art
[0002] On an ultrasonic device, there are operating components such as a trackball and keys. By operating the operating components such as the trackball and keys, various function operations are realized. However, the existing keys have different lengths. When a user operates a long key, often only single-end pressing of the long key can be achieved, resulting in the situation that sometimes the circuit board cannot realize the corresponding functions. In addition, long-term single-end pressing of the long key makes the force on the long key uneven, leading to damage to the long key. Content of the Utility Model
[0003] The utility model provides a trackball key device and an ultrasonic device, aiming to solve the technical problems that in the prior art, when a user operates a long key, only single-end pressing can be achieved, resulting in the situation that sometimes the circuit board cannot realize the corresponding functions, and in addition, the force on the long key is uneven, leading to damage to the long key.
[0004] The utility model is implemented as follows. A trackball key device is provided, including:
[0005] A trackball module;
[0006] A key module, including a first key, a second key, and a key bracket. The first key and the second key are both arranged in the key bracket. The first key is longer than the second key. A first through hole is arranged on the key bracket;
[0007] A circuit module, including a first satellite shaft, a second satellite shaft, a balance bar, and a circuit board. The first satellite shaft, the second satellite shaft, and the balance bar are all arranged on the circuit board. The first satellite shaft is arranged at one end of the first key, the second satellite shaft is arranged at the other end of the first key, the balance bar is respectively connected to the first satellite shaft and the second satellite shaft, and a second through hole is arranged on the circuit board;
[0008] Wherein, the trackball module is arranged through the first through hole and the second through hole.
[0009] In some embodiments, the trackball module includes a trackball and a trackball bracket, and the trackball is arranged on the trackball bracket.
[0010] In some embodiments, a plurality of first buckles are arranged at the lower end of the trackball bracket, and a plurality of first clamping grooves are arranged on the key bracket. The first buckles are buckled on the first clamping grooves to fixedly connect the trackball bracket and the key bracket.
[0011] In some embodiments, a first key hole and a second key hole are provided on the key bracket, the first key is disposed in the first key hole, and the second key is disposed in the second key hole.
[0012] In some embodiments, at least one second buckle is provided at the lower end of the first key, at least one third buckle is provided at the lower end of the second key, at least one second slot is provided in the first key hole, and at least one third slot is provided in the second key hole. The second buckle is snapped onto the second slot to fixedly arrange the first key in the first key hole, and the third buckle is snapped onto the third slot to fixedly arrange the second key in the second key hole.
[0013] In some embodiments, a first cross groove is provided at one end of the surface of the first key facing the circuit board, and a second cross groove is provided at the other end of the surface. A first cross protrusion is provided on the first satellite shaft, and a second cross protrusion is provided on the second satellite shaft. The first cross protrusion is snapped into the first cross groove to connect the first satellite shaft to the one end of the surface of the first key, and the second cross protrusion is snapped into the second cross groove to connect the second satellite shaft to the other end of the surface of the first key.
[0014] In some embodiments, the circuit module further includes a first fixing member, and the first fixing member sequentially passes through the circuit board and the key bracket to fixedly connect the circuit board to the key bracket.
[0015] In some embodiments, the trackball key device further includes a waterproof silica gel, the waterproof silica gel is located between the key bracket and the circuit board, a third through hole is provided on the waterproof silica gel, and the trackball module is arranged through the first through hole, the third through hole and the second through hole.
[0016] In some embodiments, a plurality of second fixing members are provided on one side of the waterproof silica gel facing the circuit board, and the second fixing members pass through the circuit board to fixedly arrange the waterproof silica gel on the circuit board.
[0017] The present utility model also provides an ultrasonic device, including the trackball key device according to any one of the above embodiments.
[0018] The beneficial effects achieved by the present utility model are:
[0019] The trackball button device includes a trackball module, a button module, and a circuit module. The button module includes a first button, a second button, and a button bracket. The first button is longer than the second button. The first button is a long button. The circuit module includes a first satellite axis, a second satellite axis, a balance bar, and a circuit board. The first satellite axis is disposed at one end of the first button, and the second satellite axis is disposed at the other end of the first button. The balance bar is connected to the first satellite axis and the second satellite axis respectively. When the user presses one end of the first button, the corresponding first satellite axis moves downward, and the first satellite axis drives the second satellite axis to move downward simultaneously through the balance bar, so as to achieve the effect of pressing both ends of the first button at the same time. The circuit board can reliably implement the corresponding functions, and the movement of the first button is uniform, which can avoid damage after long-term use. Description of the Drawings
[0020] Figure 1 is a schematic diagram of the trackball button device provided by an embodiment of the present invention;
[0021] Figure 2 is an exploded schematic diagram of the trackball button device provided by an embodiment of the present invention;
[0022] Figure 3 is a schematic diagram of the first satellite axis, the second satellite axis, and the balance bar provided by an embodiment of the present invention;
[0023] Figure 4 is a schematic diagram of the trackball module provided by an embodiment of the present invention;
[0024] Figure 5 is a schematic diagram of the first button provided by an embodiment of the present invention;
[0025] Figure 6 is a schematic diagram of the second button provided by an embodiment of the present invention;
[0026] Figure 7 is a schematic diagram of the button bracket provided by an embodiment of the present invention;
[0027] Figure 8 is a schematic diagram of the waterproof silica gel provided by an embodiment of the present invention;
[0028] Figure 9 is based on Figure 2 partial enlarged view of part A. Detailed Embodiments
[0029] In order to make the objectives, technical solutions and advantages of the present utility model more clear and understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present utility model, and should not be construed as a limitation to the present utility model. In addition, it should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.
[0030] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "left", "right", "horizontal", "top", "bottom", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.
[0031] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of the said features. In the description of the present utility model, "a plurality" means two or more, unless otherwise specifically defined.
[0032] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be a mechanical connection, an electrical connection or a connection that can communicate with each other; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0033] In the present utility model, unless otherwise clearly stipulated and defined, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through additional features therebetween. Moreover, the first feature being "above", "over" and "on top of" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "below", "beneath" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or merely indicates that the horizontal height of the first feature is lower than that of the second feature.
[0034] The following disclosure provides many different embodiments or examples for implementing different structures of the present utility model. To simplify the disclosure of the present utility model, components and settings of specific examples are described hereinafter. Of course, they are merely examples and are not intended to limit the present utility model. In addition, the present utility model may repeat reference numerals and / or reference letters in different examples. Such repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between various embodiments and / or settings discussed. In addition, the present utility model provides examples of various specific processes and materials, but those of ordinary skill in the art may be aware of the application of other processes and / or the use of other materials.
[0035] The present utility model provides a trackball button device, referring to Figure 1 , Figure 2 , Figure 3 and Figure 7 , comprising:
[0036] A trackball module 1;
[0037] A button module 2, comprising a first button 21, a second button 22 and a button bracket 23. The first button 21 and the second button 22 are both arranged within the button bracket 23. The first button 21 is longer than the second button 22. A first through hole 231 is arranged on the button bracket 23;
[0038] A circuit module, comprising a first satellite shaft 31, a second satellite shaft 32, a balance bar 33 and a circuit board 34. The first satellite shaft 31, the second satellite shaft 32 and the balance bar 33 are all arranged on the circuit board 34. The first satellite shaft 31 is arranged at one end of the first button 21, the second satellite shaft 32 is arranged at the other end of the first button 21, the balance bar 33 is respectively connected to the first satellite shaft 31 and the second satellite shaft 32. A second through hole 341 is arranged on the circuit board 34;
[0039] Wherein, the trackball module 1 is arranged through the first through hole 231 and the second through hole 341.
[0040] The trackball button device is provided on an electronic device, such as an ultrasonic device. By operating the trackball button device, corresponding functional operations can be achieved on the ultrasonic device.
[0041] By clicking the first button 21 or the second button 22, different functions can be achieved. The first button 21 is longer than the second button 22. Understandably, among all the buttons, the distance between the two farthest ends of the button is the length, and the button with the longest length is the first button 21, and the rest of the buttons are the second buttons 22. Alternatively, a certain length range can be set, and the buttons within this length range are the first buttons 21, and the buttons not within this length range are the second buttons 22. There can be multiple first buttons 21 and multiple second buttons 22.
[0042] When the user presses one end of the first button 21, the corresponding first satellite shaft 31 moves downward, and the first satellite shaft 31 drives the second satellite shaft 32 to move downward simultaneously through the balance rod 33, so as to achieve the effect of pressing both ends of the first button 21 at the same time. The circuit board 34 can reliably achieve the corresponding functions, and the movement of the first button 21 is uniform, which can avoid being damaged after long-term use.
[0043] The circuit module further includes a rotating shaft, which is provided on the button bracket 23 and is in a corresponding position with the second button 22. Specifically, a clamping position is provided on the button bracket 23 to clamp the rotating shaft, but there is a movement space in the rotating direction, so that when the second button 22 is pressed, a uniform gap and no shaking can be achieved.
[0044] In some specific embodiments of the present application, referring to Figure 2 and Figure 4 , the trackball module 1 includes a trackball 11 and a trackball bracket 12, and the trackball 11 is provided on the trackball bracket 12.
[0045] The user can operate and rotate the trackball 11, and the trackball bracket 12 plays a supporting role for the trackball 11.
[0046] In some specific embodiments of the present application, referring to Figure 2 , Figure 4 and Figure 7 , a plurality of first buckles 121 are provided at the lower end of the trackball bracket 12, and a plurality of first slots 234 are provided on the button bracket 23. The first buckles 121 are buckled on the first slots 234 to fixedly connect the trackball bracket 12 and the button bracket 23.
[0047] The lower end of the trackball bracket 12 is evenly provided with three first buckles 121, and the distances between the first buckles 121 are the same. The key bracket 23 is provided with three first slots 234 at corresponding positions, and each first buckle 121 is correspondingly buckled on each first slot 234. Of course, this quantity is only for illustration, not for limitation. The set quantity of the first buckles 121 and the first slots 234 can be other numbers, such as four, five, six or others, which can be determined according to the volume of the trackball 11. For example, the larger the volume of the trackball 11, the more the number of the first buckles 121 on the trackball bracket 12 and the number of the first slots 234 on the key bracket 23 can be, so as to achieve a better support effect.
[0048] In some specific embodiments of the present application, referring to Figure 2 and Figure 7 , the key bracket 23 is provided with a first key hole 232 and a second key hole 233. The first key 21 is arranged in the first key hole 232, and the second key 22 is arranged in the second key hole 233.
[0049] The key bracket 23 is perforated. The first key 21 and the second key 22 can be separately molded. The first key 21 is arranged in the first key hole 232, and the second key 22 is arranged in the second key hole 233. When the first key 21 is damaged, the first key 21 can be removed for repair or replacement. When the second key 22 is damaged, the second key 22 can be removed for repair or replacement, realizing the reuse of the first key 21 and the second key 22. Moreover, the first key 21 and the second key 22 are separately molded, with higher precision and more controllability.
[0050] In some specific embodiments of the present application, referring to Figure 2 , Figure 5 , Figure 6 and Figure 7 , at least one second buckle 211 is arranged at the lower end of the first key 21, at least one third buckle 221 is arranged at the lower end of the second key 22, at least one second slot 2321 is arranged in the first key hole 232, at least one third slot 2331 is arranged in the second key hole 233. The second buckle 211 is buckled on the second slot 2321 to fixedly arrange the first key 21 in the first key hole 232, and the third buckle 221 is buckled on the third slot 2331 to fixedly arrange the second key 22 in the second key hole 233.
[0051] On the opposite sides of the lower end of the first button 21, second buckles 211 are respectively provided. At corresponding positions of the first button hole 232, second card slots 2321 are provided, and each second buckle 211 is correspondingly buckled on each second card slot 2321. On the opposite sides of the lower end of the second button 22, third buckles 221 are respectively provided. At corresponding positions of the second button hole 233, third card slots 2331 are provided, and each third buckle 221 is correspondingly buckled on each third card slot 2331. Of course, the number and setting positions of the second buckles 211, second card slots 2321, third buckles 221, and third card slots 2331 can be other, which will not be elaborated one by one here.
[0052] In some specific embodiments of the present application, referring to Figure 2 , Figure 3 and Figure 5 , on one end of the surface of the first button 21 facing the circuit board 34, a first cross groove 212 is provided, and on the other end of the surface, a second cross groove 213 is provided. On the first satellite shaft 31, a first cross protrusion 311 is provided, and on the second satellite shaft 32, a second cross protrusion 321 is provided. The first cross protrusion 311 is snapped into the first cross groove 212 so that the first satellite shaft 31 is connected to one end of the surface of the first button 21, and the second cross protrusion 321 is snapped into the second cross groove 213 so that the second satellite shaft 32 is connected to the other end of the surface of the first button 21.
[0053] When the user presses one end of the first button 21, the corresponding first satellite shaft 31 moves downward, and the first satellite shaft 31 drives the second satellite shaft 32 to move downward simultaneously through the balance rod 33, so as to achieve the effect of pressing both ends of the first button 21 simultaneously. The circuit board 34 can reliably implement the corresponding functions, and the movement of the first button 21 is uniform, which can avoid being damaged after long-term use.
[0054] In some specific embodiments of the present application, referring to Figure 2 and Figure 9 , the circuit module further includes a first fixing member 342. The first fixing member 342 sequentially passes through the circuit board 34 and the button bracket 23, so that the circuit board 34 is fixedly connected to the button bracket 23.
[0055] For example, the first fixing member 342 is a screw, specifically an M3 flat head screw with a washer. By sequentially passing the M3 flat head screw with a washer through the circuit board 34 and the button bracket 23, the fixed connection between the circuit board 34 and the button bracket 23 is realized.
[0056] The circuit board 34 is square, and at least one first fixing position is provided on each of the four sides. The button bracket 23 is square, and at least one second fixing position is provided on each of the four sides. There are multiple first fixing members 342, and the first fixing members 342 respectively pass through the first fixing positions and the second fixing positions to achieve fixation on the four sides, so that the circuit board 34 is stably and reliably fixedly connected to the button bracket 23.
[0057] In some specific embodiments of the present application, with reference to Figure 1 , Figure 2 and Figure 8 , the trackball button device further includes a waterproof silicone 4, the waterproof silicone 4 is located between the button bracket 23 and the circuit board 34, a third through hole 41 is provided on the waterproof silicone 4, and the trackball module 1 is arranged through the first through hole 231, the third through hole 41 and the second through hole 341.
[0058] The waterproof silicone 4 has a waterproof effect, preventing water from flowing into the circuit board 34 and playing a protective role for the circuit board 34.
[0059] In some specific embodiments of the present application, with reference to Figure 2 and Figure 8 , a plurality of second fixing members 42 are provided on the side of the waterproof silicone 4 facing the circuit board 34, and the second fixing members 42 pass through the circuit board 34 to fixedly arrange the waterproof silicone 4 on the circuit board 34.
[0060] The second fixing member 42 is fixedly arranged on the waterproof silicone 4. The second fixing member 42 and the waterproof silicone 4 can be integrally arranged or assembled. The second fixing member 42 passes through the circuit board 34 to realize the fixed connection between the waterproof silicone 4 and the circuit board 34.
[0061] For example, the second fixing member 42 is a rivet, the rivet is integrally arranged with the waterproof silicone 4, and the fixed connection between the waterproof silicone 4 and the circuit board 34 is realized by the rivet passing through the circuit board 34.
[0062] The present utility model further provides an ultrasonic device, including the trackball button device described in any one of the above embodiments.
[0063] The trackball button device is arranged on the ultrasonic device. By operating the trackball button device, corresponding functional operations can be performed on the ultrasonic device. The trackball button device includes a trackball module 1, a button module 2 and a circuit module. The button module 2 includes a first button 21, a second button 22 and a button bracket 23. The first button 21 is longer than the second button 22. The first button 21 is a long button. The circuit module includes a first satellite shaft 31, a second satellite shaft 32, a balance bar 33 and a circuit board 34. The first satellite shaft 31 is arranged at one end of the first button 21, the second satellite shaft 32 is arranged at the other end of the first button 21, and the balance bar 33 is respectively connected to the first satellite shaft 31 and the second satellite shaft 32. When the user presses one end of the first button 21, the corresponding first satellite shaft 31 moves downward, and the first satellite shaft 31 drives the second satellite shaft 32 to move downward simultaneously through the balance bar 33, so as to achieve the effect of pressing both ends of the first button 21 at the same time. The circuit board 34 can reliably realize the corresponding functions, and the movement of the first button 21 is uniform, which can avoid being damaged after long-term use.
[0064] In the description of this specification, the descriptions referring to terms such as "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc., mean that the specific features, structures, materials, or characteristics described in connection with the embodiments or examples are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiments or examples. Moreover, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.
[0065] In addition, the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.
Claims
1. A trackball button device, characterized in that: include: Trackball module; A key module, comprising a first key, a second key and a key bracket, wherein the first key and the second key are both arranged in the key bracket, the first key is longer than the second key, and a first through hole is arranged on the key bracket; A circuit module, comprising a first satellite axis, a second satellite axis, a balancing rod and a circuit board, wherein the first satellite axis, the second satellite axis and the balancing rod are all arranged on the circuit board, and the first satellite axis is arranged at one end of the first button, and the second satellite axis is arranged at the other end of the first button, the balancing rod is respectively connected to the first satellite axis and the second satellite axis, and a second through hole is arranged on the circuit board; The trackball module is disposed through the first through hole and the second through hole.
2. The trackball button device according to claim 1, characterized in that: The trackball module includes a trackball and a trackball bracket, and the trackball is arranged on the trackball bracket.
3. The trackball button device according to claim 2, characterized in that: The lower end of the trackball bracket is provided with a plurality of first buckles, and the button bracket is provided with a plurality of first slots, and the first buckles are buckled on the first slots to fix the trackball bracket and the button bracket in connection.
4. The trackball button device according to claim 1, characterized in that: The button bracket is provided with a first button hole and a second button hole, the first button is arranged in the first button hole, and the second button is arranged in the second button hole.
5. The trackball button device according to claim 4, characterized in that: At least one second buckle is provided at the lower end of the first button, at least one third buckle is provided at the lower end of the second button, at least one second card slot is provided in the first button hole, at least one third card slot is provided in the second button hole, the second buckle is buckled on the second card slot to fix the first button in the first button hole, and the third buckle is buckled on the third card slot to fix the second button in the second button hole.
6. The trackball button device according to claim 1, characterized in that: A first cross groove is provided on one end of the surface of the first button facing the circuit board, and a second cross groove is provided on the other end of the surface. A first cross protrusion is provided on the first satellite axis, and a second cross protrusion is provided on the second satellite axis. The first cross protrusion is snapped into the first cross groove so that the first satellite axis is connected to one end of the surface of the first button, and the second cross protrusion is snapped into the second cross groove so that the second satellite axis is connected to the other end of the surface of the first button.
7. The trackball button device according to claim 1, characterized in that: The circuit module further includes a first fixing member, which passes through the circuit board and the key bracket in sequence, so that the circuit board is fixedly connected to the key bracket.
8. The trackball button device according to any one of claims 1 to 7, characterized in that: The trackball button device further comprises waterproof silica gel, wherein the waterproof silica gel is located between the button bracket and the circuit board, a third through hole is arranged on the waterproof silica gel, and the trackball module is arranged through the first through hole, the third through hole and the second through hole.
9. The trackball button device according to claim 8, characterized in that: A plurality of second fixing members are arranged on one side of the waterproof silica gel facing the circuit board, and the second fixing members pass through the circuit board so that the waterproof silica gel is fixedly arranged on the circuit board.
10. An ultrasonic device, characterized in that: It comprises the trackball button device as described in any one of claims 1-9.