CN217933165U - Record player with bluetooth pairs function - Google Patents
Record player with bluetooth pairs function Download PDFInfo
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- CN217933165U CN217933165U CN202222075742.3U CN202222075742U CN217933165U CN 217933165 U CN217933165 U CN 217933165U CN 202222075742 U CN202222075742 U CN 202222075742U CN 217933165 U CN217933165 U CN 217933165U
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Abstract
The utility model provides an electric gramophone with bluetooth pairs function belongs to electric gramophone technical field. The utility model discloses a gramophone support and rotatory tray, the gramophone support is equipped with drive arrangement, the record of the singing head subassembly, record of the singing head axle and MCU control mainboard, rotatory tray can be dismantled and cup joint in record of the singing head epaxially, record of the singing head axle can the joint set up microgroove record, drive arrangement and rotatory tray swing joint, record of the singing head support bottom is equipped with the main control machine case that can dismantle the connection, MCU control mainboard sets up in the main control machine incasement, the main control machine incasement still is equipped with power source, integrative device is received to LCD control screen and bluetooth signal transmission, drive arrangement, the record of the singing head subassembly, power source, the LCD control screen, integrative device is received to bluetooth signal transmission all with MCU control mainboard electric connection. The beneficial effects of the utility model are that: simple structure, convenient operation can directional bluetooth pair.
Description
Technical Field
The utility model relates to an electric record player technical field, concretely relates to electric record player with bluetooth pairs function.
Background
The compact disc (LP for short) is 33 per minute 1 / 3 Records of vinyl (e.g., polyvinyl chloride) material rotating at 45 revolutions or 78 revolutions, typically 12 inches, 10 inches or 7 inches in diameter. Typically, miniaturised discs are recorded in an analogue manner. The microgroove record is made by using a piece of material with relatively soft material to form a mother disc, and then pouring aluminum metal on the mother disc to manufacture a mother disc for pressing the disc. By using the master plate, a record manufacturer can repeatedly press the semi-molten blank hard rubber disc into a music record. In addition to standard black materials, special records are also cast on PVC in various colors (red, yellow, green, blue, white, multi-colored, etc.) or "picturedish" with a graphic cardboard sandwiched between the two sides. Various new shapes of records are also constantly emerging. Generally, the market has 33 according to the requirements of the quality of the recorded music 1 / 3 The turntable with three rotating speeds of 45 rpm, 78 rpm needs one electric turntable to pick up the signal in music track, convert weak mechanical vibration signal into electric signal in tracking and tracking mode, amplify and drive loudspeaker to convert into music for people to enjoy.
When the existing record player plays a record and is transmitted to other Bluetooth equipment through Bluetooth transmission (such as a Bluetooth earphone, a Bluetooth sound device and the like), the record player generally adopts broadcast transmission, namely non-directional transmission, any Bluetooth equipment in a signal broadcasting range can be connected, and once the record player is connected, other Bluetooth equipment cannot be connected, so that the record player sometimes cannot be connected to other equipment and cannot hear the record music.
SUMMERY OF THE UTILITY MODEL
For solving the problem among the prior art, the utility model provides an electric record player with bluetooth pairs function, pair the subassembly through set up directional bluetooth in electric record player, MCU control mainboard can receive the operation command control bluetooth signal transmission of LCD control panel and receive integrative device and accomplish the directional function of pairing with bluetooth equipment, moreover, the steam generator is simple in structure, and convenient for operation, the function convenience of electric record player has been promoted, the problem that traditional electric record player bluetooth signal broadcast formula transmission appears the bluetooth signal circuit easily and is occupied the equipment that leads to oneself and can not reach electric record player is solved.
The utility model provides a pair of record player with bluetooth pairs function, including record player support and rotatory tray, record player support is equipped with drive arrangement, record player subassembly, record player axle and MCU control mainboard, rotatory tray can dismantle cup joint in record player epaxial, record player axle can the joint set up the microgroove record, drive arrangement with rotatory tray swing joint, MCU control mainboard respectively with drive arrangement record player subassembly electric connection, record player support bottom is equipped with the main control machine case that can dismantle the connection, MCU control mainboard set up in main control machine incasement, main control machine incasement still is equipped with power source and directional bluetooth pairs the subassembly, directional bluetooth pairs the subassembly and includes LCD control screen and bluetooth signal transmission and receive integrative device, power source the LCD control screen bluetooth signal transmission receive integrative device all with MCU control mainboard electric connection, MCU control mainboard can receive the operating instruction control of LCD control screen bluetooth signal transmission and receipt integrative device and equipment accomplish directional bluetooth and pair the function.
The utility model discloses make further improvement, the gramophone support with still be equipped with rotational speed real-time detection device between the rotatory tray, rotational speed real-time detection device is including measuring speed dish and photoelectric sensor, photoelectric sensor fixed set up in gramophone support upper surface, the dish that tests the speed fixed set up in rotatory tray lower surface, the dish that tests the speed with photoelectric sensor adaptation of each other, photoelectric sensor with MCU control mainboard electric connection, rotational speed real-time detection device can real-time supervision rotatory tray lower surfaceThe rotating speed of the tray is fed back to the MCU control mainboard, and the MCU control mainboard can automatically regulate and control the driving device so as to automatically adjust the rotating speed of the rotating tray to be kept at 33 1 / 3 Rpm or 45 rpm or 78 rpm.
The utility model discloses do further improvement, it is equipped with a plurality of extinction black grids and a plurality of reflection of light white grid to test the speed dish bottom surface, extinction black grid with reflection of light white grid alternating evenly distributed in test the speed dish bottom surface a week, photoelectric sensor is transmission and absorption integral type photoelectric sensor.
The utility model discloses make further improvement, the record head subassembly is including singing the pole seat, singing the pole and singing the head, singing the pole seat with record player support fixed connection, singing the pole seat with sing pole swing joint, singing the pole with the record head swing joint, the singing head can with the joint set up in the microgroove record subsides of record axle connect, the singing the pole seat with MCU control mainboard electric connection.
The utility model discloses make further improvement, drive arrangement includes driving motor and synchronous conveyer belt, driving motor with record player support fixed connection, driving motor passes through synchronous conveyer belt with rotatory tray swing joint.
The utility model discloses make further improvement, rotatory tray lateral wall is equipped with the annular groove, synchronous conveyer belt with rotatory tray swing joint in the annular groove.
The utility model discloses make further improvement, the phonograph support still is equipped with shockproof glue film, shockproof glue film set up in the phonograph support with between the rotatory tray.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an audio player with bluetooth pairs function pairs subassembly through set up directional bluetooth in audio player, and MCU control mainboard can receive the operation command control bluetooth signal transmission of LCD control panel and receive integrative device and accomplish the directional function of pairing with bluetooth equipment, simple structure, and convenient operation has promoted audio player's function convenience, has solved traditional audio player bluetooth signalBroadcast transmission is prone to the problem that the bluetooth signal line is occupied, which results in that the device can not be connected to the record player. And the real-time rotating speed detection device can monitor the rotating speed of the rotating tray in real time and feed the rotating speed back to the MCU control mainboard, and the MCU control mainboard can automatically regulate and control the output power of the driving device so as to automatically adjust the rotating speed of the rotating tray to be maintained at 33 1 / 3 Commentaries on classics/minute or 45 commentaries on classics/minute or 78 commentaries on classics/minute, no longer need the artifical debugging rotational speed, the rotational speed control precision is high, and tone quality is difficult for the change tone, has promoted the broadcast stability of record player by a wide margin, and MCU control mainboard both can control the bluetooth transmission and pair, and the rotational speed that again can automatic control record player has reduced manufacturing cost.
Drawings
In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of a gramophone with a bluetooth pairing function according to the present invention;
fig. 2 is an exploded view of the structure of the phonograph with bluetooth pairing function of the present invention.
In the figure, 1-player support, 11-drive device, 111-drive motor, 112-synchronous conveyor belt, 12-record head component, 121-record rod seat, 122-record rod, 123-record head, 13-record disk shaft, 14-MCU control main board, 15-shockproof glue layer, 18-main control case, 19-LCD control screen, 2-rotary tray, 21-microgroove record disk, 3-rotating speed real-time detection device, 31-tachometer disk and 32-photoelectric sensor.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1-2, the utility model provides a pair of electric record player with bluetooth pairs function, including record player support 1 and rotatory tray 2, record player support 1 is equipped with drive arrangement 11, record player subassembly 12, record player axle 13 and MCU control mainboard 14, rotatory tray 2 can be dismantled to cup joint on record player axle 13, record player axle 13 can the joint set up microgroove record 21, drive arrangement 11 and rotatory tray 2 swing joint, MCU control mainboard 14 respectively with drive arrangement 11, record player subassembly 12 electric connection, record player support 1 bottom is equipped with the main control machine case 18 that can dismantle the connection, MCU control mainboard 14 sets up in main control machine case 18, main control machine case 18 still is equipped with power source and directional bluetooth pairs the subassembly, directional bluetooth pairs the subassembly and includes LCD control screen 19 and bluetooth signal transmission and receipt integrative device, power source, LCD control screen 19, bluetooth signal transmission and receipt integrative device all accomplishes directional pairing function with MCU control mainboard 14 electric connection, MCU control mainboard 14 can receive LCD control screen's operating command control bluetooth signal transmission and receipt integrative device and bluetooth equipment.
In this embodiment, the MCU control board and the bluetooth signal transmitting/receiving integrated device are actually integrated in a circuit chip, and are a chip with bluetooth transmitting/receiving functions, and the MCU built in the chip is used as an MCU control board for automatic control, automatic stop, and automatic arm return of the turntable.
And an LCD control screen for displaying the function status of the record player, no matter 33 1 / 3 Rpm, 45 rpm or 78 rpm can be displayed on the LCD control screen, and the specific rotation speed of the record player can be displayed even in a refreshing mode at regular intervals. The Bluetooth receiving equipment list in the effective distance range of the Bluetooth signal transmission of the Bluetooth signal transmitting and receiving integrated device can be displayed on the LCD control screen, the Bluetooth receiving equipment needing to be connected can be selected through key operation to complete the directional pairing function, blind connection is avoided, the user can be misjudged as being disconnected, and user experience is greatly improved.
And the record player only needs to connect the power supply and the audio power amplifier (push the loudspeaker) and the loudspeaker, and can very simply form a high-quality record player sound system, and the functions of Bluetooth transmitting, receiving and directional pairing are added, so that the signal-to-noise ratio of the record player is improved, the sound quality of the record player sound product is obviously improved, and the record player does not need to be debugged, thereby not only improving the product quality, but also reducing the production cost. When the record player needs the combination to form a multi-functional sound system modelled after an antique, also as long as the communication signal with record player LCD control screen is connected with multi-functional sound system modelled after an antique's communication signal to in the middle of the operation control that just can integrate into whole stereo set based on communication protocol allies oneself with transfers software, simplified the design of the combined sound product modelled after an antique, promoted the design quality and the product quality of the combined sound product modelled after an antique greatly, and can reduce the manufacturing cost of product.
As shown in fig. 2, still be equipped with rotational speed real-time detection device 3 between phonograph support 1 and the rotatory tray 2, rotational speed real-time detection device 3 is including measuring speed dish 31 and photoelectric sensor 32, photoelectric sensor 32 is fixed to be set up in phonograph support 1 upper surface, it sets up in rotatory tray 2 lower surface to measure speed dish 31 fixed, it adapts to each other to measure speed dish 31 and photoelectric sensor 32, photoelectric sensor 32 and MCU control mainboard 14 electric connection, it is equipped with a plurality of extinction black grids and a plurality of reflection of light white grids to measure speed dish 31 bottom surface, extinction black grids and reflection of light white grid alternating evenly distributed in measuring speed dish 31 bottom surface a week, photoelectric sensor 32 is transmission and absorption integral type photoelectric sensor.
Wherein, the photoelectric sensor 32 that this embodiment adopted is the integrated photoelectric sensor of two unifications of light transmission and receipt, simple structure, and the steady quality, with low costs, the light signal of photoelectric sensor 32 transmission can reach speed measuring 31 bottom surface extinction black grid and the white grid department of reflection of light. When the light signal irradiates the reflective white grid, almost all the light signal is reflected back, and the light signal received by the photoelectric sensor 32 is very strong; when the light signal irradiates the light absorption black grating, the light signal is hardly reflected back, and the light signal received by the photoelectric sensor 32 is extremely weak; then, the photoelectric sensor 32 converts the voltage into high and low voltages to form a pulse signal, the pulse signal is fed back to the MCU control main board 14, the MCU control main board 14 can measure the actual rotating speed of the rotating tray 2 according to the signal, and then the power supply voltage of the driving motor 111 is automatically regulated and controlled, namely the output power of the driving motor 111 is regulated, so that the rotating speed of the rotating tray 2 is automatically regulated and maintained at 33 1 / 3 The rpm or 45 rpm or 78 rpm ensures that the sound picked up from the turntable platter is played accurately without a change in tone.
As shown in fig. 2, the tone head assembly 12 includes a tone bar base 121, a tone bar 122 and a tone head 123, the tone bar base 121 is fixedly connected to the player support 1, the tone bar base 121 is movably connected to the tone bar 122, the tone bar 122 is movably connected to the tone head 123, the tone bar 122 is connected to the return hook 43 in a clamping manner, the tone head 123 can be attached to the microgroove record 21 clamped on the turntable shaft 13, and the tone bar base 121 is electrically connected to the MCU control board 14. In this embodiment, one end of the singing rod 122 is movably connected to the singing rod seat 121, the other end of the singing rod 122 can rotate around the contact point, the pickup head 123 is used for contacting with the microgroove record, collecting and converting weak mechanical vibration signals into voltage signals in a tracking and tracking manner, and then sending the voltage signals to the MCU control motherboard 14 through the singing rod seat 121 and the singing rod 122, and the MCU control motherboard 14 amplifies the signals and then drives the speaker to convert the signals into music.
As shown in fig. 2, the driving device 11 includes a driving motor 111 and a synchronous belt 112, the driving motor 111 is fixedly connected to the player support 1, the driving motor 111 is movably connected to the rotating tray 2 through the synchronous belt 112, a circular groove is formed on a side wall of the rotating tray 2, and the synchronous belt 112 is movably connected to the rotating tray 2. In this embodiment, the driving motor 111 is used for driving the synchronous conveyor belt 112 to rotate so as to drive the rotating tray 2 to rotate, and the annular groove is used for enhancing the friction force between the synchronous conveyor belt 112 and the rotating tray 2, so as to improve the stability of the electric gramophone.
As shown in fig. 2, the player support 1 is further provided with a vibration-proof adhesive layer 15, and the vibration-proof adhesive layer 15 is disposed between the player support 1 and the rotating tray 2. In this embodiment, the vibration-proof adhesive layer 15 is used to reduce the vertical vibration generated during the rotation of the rotating tray 2, thereby improving the stability of the electric gramophone.
By last, the utility model provides a record player with bluetooth pairs function, pair the subassembly through set up directional bluetooth in record player, MCU control mainboard can receive the operation command control bluetooth signal transmission of LCD control panel and receive integrative device and the directional function of pairing of bluetooth equipment completion, moreover, the steam generator is simple in structure, high durability and convenient operation, the function convenience of record player has been promoted, the problem that traditional record player bluetooth signal broadcast formula transmission appears the bluetooth signal circuit easily and is occupied the equipment that leads to oneself and can not reach record player is solved. And the real-time rotating speed detection device can monitor the rotating speed of the rotating tray in real time and feed the rotating speed back to the MCU control mainboard, and the MCU control mainboard can automatically regulate and control the output power of the driving device so as to automatically adjust the rotating speed of the rotating tray to be maintained at 33 1 / 3 Rotate/min or 45 rotate/min or 78 rotate/min, and manual debugging is not needed any moreThe rotational speed, the rotational speed control precision is high, and tone quality is difficult for the change tone, has promoted the broadcast stability of record player by a wide margin, and MCU control mainboard both can control the bluetooth transmission and pair, and the rotational speed that again can automatic control record player has reduced manufacturing cost.
The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.
Claims (7)
1. The utility model provides a record player with bluetooth pairs function which characterized in that: including record player support and rotatory tray, record player support is equipped with drive arrangement, record player subassembly, record player axle and MCU control mainboard, rotatory tray can dismantle cup joint in record player is epaxial, record player axle can the joint set up the microgroove record, drive arrangement with rotatory tray swing joint, MCU control mainboard respectively with drive arrangement record player subassembly electric connection, record player support bottom is equipped with the master control machine case of dismantling the connection, MCU control mainboard set up in master control machine incasement, master control machine incasement still is equipped with power source and directional bluetooth and pairs the subassembly, directional bluetooth pairs the subassembly and includes LCD control screen and bluetooth signal transmission and receive integrative device, power source the LCD control screen bluetooth signal transmission receive integrative device all with MCU control mainboard electric connection, MCU control mainboard can receive LCD control the operating instruction control of control screen bluetooth signal transmission receive integrative device and bluetooth equipment and accomplish the directional function of pairing.
2. The record player with bluetooth pairing as claimed in claim 1, wherein: the turntable support is characterized in that a rotating speed real-time detection device is further arranged between the turntable support and the rotating tray and comprises a speed measuring disc and a photoelectric sensor, the photoelectric sensor is fixedly arranged on the upper surface of the turntable support, the speed measuring disc is fixedly arranged on the lower surface of the rotating tray, the speed measuring disc is mutually matched with the photoelectric sensor, the photoelectric sensor is electrically connected with the MCU control mainboard, the rotating speed real-time detection device can monitor the rotating speed of the rotating tray in real time and feed the rotating speed back to the MCU control mainboard, and the MCU control mainboard can automatically regulate and control the driving device and then automatically adjust the rotating speed of the rotating tray to be 331/3 rpm, 45 rpm or 78 rpm.
3. The jukebox with bluetooth pairing functionality of claim 2, wherein: the bottom surface of the speed measuring disc is provided with a plurality of light absorption black grids and a plurality of light reflection white grids, the light absorption black grids and the light reflection white grids are alternately and uniformly distributed on the periphery of the bottom surface of the speed measuring disc, and the photoelectric sensor is an emission and absorption integrated photoelectric sensor.
4. A jukebox with bluetooth pairing functionality as claimed in claim 3, wherein: the record head subassembly includes record pole seat, record pole and record head, record pole seat with record player support fixed connection, record pole seat with record pole swing joint, record pole with record head swing joint, the record head can with the joint set up in the microgroove record of record axle pastes and connects, record pole seat with MCU control mainboard electric connection.
5. The jukebox with bluetooth pairing functionality of claim 4, wherein: the drive device comprises a drive motor and a synchronous conveyor belt, the drive motor is fixedly connected with the gramophone support, and the drive motor is movably connected with the rotary tray through the synchronous conveyor belt.
6. The record player with bluetooth pairing as claimed in claim 5, wherein: the side wall of the rotating tray is provided with an annular groove, and the synchronous conveyor belt and the rotating tray are movably connected in the annular groove.
7. The jukebox with bluetooth pairing functionality of claim 6, wherein: the gramophone support is further provided with a shockproof adhesive layer, and the shockproof adhesive layer is arranged between the gramophone support and the rotary tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222075742.3U CN217933165U (en) | 2022-08-09 | 2022-08-09 | Record player with bluetooth pairs function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222075742.3U CN217933165U (en) | 2022-08-09 | 2022-08-09 | Record player with bluetooth pairs function |
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| Publication Number | Publication Date |
|---|---|
| CN217933165U true CN217933165U (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222075742.3U Active CN217933165U (en) | 2022-08-09 | 2022-08-09 | Record player with bluetooth pairs function |
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| CN (1) | CN217933165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032333A1 (en) * | 2022-08-09 | 2024-02-15 | 深圳市君兰电子有限公司 | Phonograph capable of automatically adjusting rotational speed |
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2022
- 2022-08-09 CN CN202222075742.3U patent/CN217933165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032333A1 (en) * | 2022-08-09 | 2024-02-15 | 深圳市君兰电子有限公司 | Phonograph capable of automatically adjusting rotational speed |
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