CD burner

By integrating wireless devices and power supply devices in the optical disc burner, wireless transmission and wireless power supply of the optical disc burner are realized, solving the problem of traditional wired transmission limiting the mobility of the device and enhancing the flexibility of the device.

CN222720077UActive Publication Date: 2025-04-04深圳市华森建筑工程咨询有限公司
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Patent Information

Application Number
CN202421386420.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-17
Publication Date
2025-04-04
Estimated Expiration
2034-06-17

AI Technical Summary

Technical Problem

Traditional optical disc burners need to transmit data to computers or other devices via wired connections, limiting the mobility and flexibility of the device.

Method used

An optical disc burner integrating wireless devices and power supply devices is designed to realize wireless data transmission with mobile terminals through wireless modules and powered by batteries to ensure that the equipment is available in a wider space.

Benefits of technology

The wireless transmission and wireless power supply of the disc burner are realized, which enhances the mobility and flexibility of the device, allowing users to operate the disc burner in a wider space.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a CD burner, which relates to the technical field of CD reading and writing. The CD burner includes a burner body, a wireless device and a power supply device. The wireless device is installed on one side of the burner body to be electrically connected to the burner body, and is used to receive a wireless signal sent by a mobile terminal and transmit the received wireless signal to the burner body. The power supply device is installed on one side of the burner body to be electrically connected to the burner body, and is used to supply power to the burner body and the wireless device. The CD burner realizes wireless transmission and wireless power supply of the burner body by setting the wireless device and the power supply device, which overcomes the limitations of traditional wired transmission, allows the user to operate the CD burner in a wider range of space, and enhances the mobility and flexibility of the CD burner.
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Description

Technical Field

[0001] The utility model relates to the technical field of optical disc reading and writing equipment, in particular to an optical disc recorder. Background Art

[0002] As a traditional data storage medium, optical discs are still widely used in some fields due to their large capacity, easy preservation, long storage period, security and confidentiality. As a device for writing data to optical discs, external optical disc burners usually need to be connected to computers or other electronic devices through data cables for power supply and data transmission. However, wired transmission requires physical connection, which means that the device must be within the range of the connecting cable, limiting the mobility and flexibility of the device. Utility Model Content

[0003] The main purpose of the utility model is to provide an optical disc recorder, aiming to overcome the limitation of wired transmission and realize wireless transmission of the optical disc recorder.

[0004] To achieve the above-mentioned purpose, the optical disc burner proposed in the utility model includes a burner body, a wireless device and a power supply device. The wireless device is installed on one side of the burner body to be electrically connected to the burner body, and is used to receive the wireless signal emitted by the mobile terminal and transmit the received wireless signal to the burner body. The power supply device is installed on one side of the burner body to be electrically connected to the burner body, and is used to supply power to the burner body and the wireless device.

[0005] In one embodiment, the burner body is provided with a mainboard and a data input terminal integrated on the mainboard, and the data input terminal is exposed on the side of the burner body facing the wireless device. The wireless device is provided with a wireless module, and the wireless module is integrated with a data output terminal, and the data output terminal is exposed on the side of the wireless device facing the burner body. The data output terminal is in contact with the data input terminal to achieve data transmission between the wireless device and the burner body.

[0006] In one embodiment, a first power output terminal is also integrated on the main board of the burner body, and the first power output terminal is exposed on the side of the burner body facing the wireless device. A power module is also provided in the wireless device, and the power module is integrated with a first power input terminal. The first power input terminal is in contact with the first power output terminal to achieve electrical connection between the wireless device and the burner body.

[0007] In one embodiment, a first sliding groove is provided on one side of the burner body facing the wireless device, and first card slots are provided on both sides of the first sliding groove. A first slider matching the first sliding groove is provided on one side of the wireless device facing the burner body, and first card blocks matching the first card slot are provided on both sides of the first slider, the first slider is embedded in the first sliding groove, and the first card block is embedded in the first card slot to achieve the installation of the wireless device and the burner body.

[0008] In one embodiment, the bottom wall of the first slide groove is recessed with a first groove, the bottom wall of the first groove is provided with an escape hole, the data input terminal and the first power output terminal are respectively inserted into the corresponding escape holes to be inserted into the first groove, and the outer surfaces of the data input terminal and the first power output terminal are accommodated in the first groove. A second groove is recessed on one side of the first slider facing the recorder body, and the data output terminal and the first power input terminal can be telescopically arranged in the second groove.

[0009] In one embodiment, a side wall of the wireless device is provided with a wireless signal light electrically connected to the wireless module and a power indicator light electrically connected to the power module.

[0010] In one embodiment, a second power output terminal is integrated on the side of the power supply device facing the optical disc burner, and a second power input terminal is also integrated on the main board of the burner body. The second power input terminal is exposed on the side of the burner body facing the power supply device, and the second power output terminal is in contact with the second power input terminal to achieve electrical connection between the power supply device and the burner body.

[0011] In one embodiment, a second sliding groove is provided on one side of the burner body facing the wireless device, and second card slots are provided on both sides of the second sliding groove. A second slider matching the second sliding groove is provided on one side of the power supply device facing the burner body, and second card blocks matching the second card slot are provided on both sides of the second slider, the second slider is embedded in the second sliding groove, and the second card block is embedded in the second card slot to achieve the installation of the wireless device and the burner body.

[0012] In one embodiment, the bottom wall of the second slide groove is recessed with a third groove, the bottom wall of the third groove is provided with an escape hole, the second power input terminal is passed through the escape hole to be inserted into the third groove, and the outer surface of the second power input terminal is received in the third groove. The second slider is recessed with a fourth groove on one side facing the recorder body, and the second power output terminal is telescopically disposed in the fourth groove.

[0013] In one embodiment, a battery compartment is provided in the power supply device, a battery pack is provided in the battery compartment, a charging pin is provided on one side of the power supply device, and the charging pin is used to connect to an external socket to charge the battery pack. Also, a slot is provided on the side wall of the power supply device, and the charging pin is rotatably provided in the slot. When the charging pin is rotated to a first angle, the charging pin protrudes from the slot, and when the charging pin is rotated to a second angle, the charging pin is hidden in the slot.

[0014] The utility model CD recorder integrates a wireless device and a power supply device on the recorder body, wherein the wireless device is provided with a wireless module capable of WiFi transmission and / or Bluetooth transmission, so as to receive wireless signals sent by a mobile terminal and transmit the received wireless signals to the recorder body, and the power supply device is used to supply power to the recorder body and the wireless device, thereby realizing wireless transmission and wireless power supply of the recorder body. The CD recorder overcomes the limitation of traditional wired transmission, allows the user to operate the CD recorder in a wider range of space, and enhances the mobility and flexibility of the CD recorder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0016] Figure 1 A schematic diagram of the assembly structure of an embodiment of the optical disc burner provided by the utility model;

[0017] Figure 2 A schematic diagram of the internal structure of an embodiment of the optical disc burner provided by the utility model;

[0018] Figure 3 A schematic diagram of the structure of a disc burner body in an embodiment of the optical disc burner provided by the utility model;

[0019] Figure 4 A schematic diagram of the structure of a wireless device in an embodiment of an optical disc burner provided by the utility model;

[0020] Figure 5 The present invention is a schematic diagram of the structure of a power supply device in an embodiment of the optical disc burner provided by the present invention.

[0021] Description of Figure Numbers:

[0022] 100. CD burner; 10. burner body; 111. data input terminal; 112. first power output terminal; 113. second power input terminal; 12. first slide slot; 13. first card slot; 14. first groove; 15. second slide slot; 16. second card slot; 17. third groove; 20. wireless device; 21. wireless module; 211. data output terminal; 22. power module; 221. first power input terminal; 23. first slider; 24. first card block; 25. second groove; 26. wireless signal light; 27. power indicator light; 30. power supply device; 31. second power output terminal; 32. second slider; 33. second card block; 34. fourth groove; 35. battery pack; 36. charging pin; 37. slot.

[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0026] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0027] The utility model provides an optical disc recorder 100 which can realize wireless transmission and wireless power supply.

[0028] See also Figures 1 to 5 The embodiment of the optical disc burner 100 includes a burner body 10, a wireless device 20 and a power supply device 30. The wireless device 20 is installed on one side of the burner body 10 to be electrically connected to the burner body 10, and is used to receive the wireless signal sent by the mobile terminal and transmit the received wireless signal to the burner body 10. The power supply device 30 is installed on one side of the burner body 10 to be electrically connected to the burner body 10, and is used to supply power to the burner body 10 and the wireless device 20.

[0029] Traditional optical disc burners usually use data cables to communicate with mobile terminals such as computers and smart phones. Unlike traditional optical disc burners, the optical disc burner 100 of the utility model integrates a wireless device 20 and a power supply device 30 on the burner body 10, wherein the wireless device 20 is provided with a wireless module 21 capable of WiFi transmission and / or Bluetooth transmission, so as to receive wireless signals sent by the mobile terminal and transmit the received wireless signals to the burner body 10, and the power supply device 30 is used to supply power to the burner body 10 and the wireless device 20, thereby realizing wireless transmission and wireless power supply of the burner body 10. The optical disc burner 100 overcomes the limitations of traditional wired transmission, allows users to operate the optical disc burner 100 in a wider range of space, and enhances the mobility and flexibility of the optical disc burner 100.

[0030] The recorder body 10 is provided with a mainboard (not shown) and a data input terminal 111 integrated on the mainboard, and the data input terminal 111 is exposed on the side of the recorder body 10 facing the wireless device 20. The wireless device 20 is provided with a wireless module 21, and the wireless module 21 is integrated with a data output terminal 211, and the data output terminal 211 is exposed on the side of the wireless device 20 facing the recorder body 10, and the data output terminal 211 is in contact with the data input terminal 111 to achieve data transmission between the wireless device 20 and the recorder body 10.

[0031] Specifically, refer to Figure 2 and Figure 3 The recorder body 10 includes a housing, a main board (not shown) is arranged in the housing, a read / write module (not shown) and a data input terminal 111 are integrated on the main board, and the data input terminal 111 is exposed on the side of the housing facing the wireless device 20. Figure 4In order to realize data transmission between the wireless device 20 and the recorder body 10, a data output terminal 211 is provided on the side of the wireless device 20 facing the recorder body 10, and the data output terminal 211 is in contact with the data input terminal 111. When working, the wireless module 21 first receives the wireless signal sent by the mobile terminal, then converts the received wireless signal into an electrical signal, and finally transmits the converted electrical signal to the read-write module of the recorder body 10 through the data output terminal 211, and the read-write module burns the optical disc according to the received data.

[0032] Furthermore, a first power output terminal 112 is integrated on the main board of the recorder body 10. The first power output terminal 112 is exposed on the side of the recorder body 10 facing the wireless device 20 and is arranged side by side with the data input terminal 111. A power module 22 arranged side by side with the wireless module 21 is also arranged in the wireless device 20. The power module 22 and the wireless module 21 are electrically connected to each other and are used to supply power to the wireless module 21. The power module 22 is integrated with a first power input terminal 221. The first power input terminal 221 is in contact with the first power output terminal 112 to achieve electrical connection between the wireless device 20 and the recorder body 10. The recorder body 10 supplies power to the wireless device 20 through the first power output terminal 112, thereby providing power guarantee for the wireless device 20.

[0033] In addition, a second power output terminal 31 is integrated on the side of the power supply device 30 facing the optical disc burner 100, and a second power input terminal 113 is also integrated on the main board of the burner body 10. The second power input terminal 113 is exposed on the side of the burner body 10 facing the power supply device 30. The second power output terminal 31 is in contact with the second power input terminal 113 to achieve electrical connection between the power supply device 30 and the burner body 10. The power supply device 30 supplies power to the burner body 10 through the second power output terminal 31.

[0034] The power supply device 30 is provided with a battery compartment, and the battery compartment is provided with a battery pack 35. The power supply principle of the optical disc burner 100 is as follows: the power supply device 30 supplies power to the burner body 10 through the second power output terminal 31, the burner body 10 supplies power to the power module 22 in the wireless device 20 through the first power output terminal 112, and the power module 22 supplies power to the wireless module 21, thereby ensuring the normal operation of the burner body 10 and the wireless device 20.

[0035] Regarding the installation of the wireless device 20 and the recorder body 10, a first sliding groove 12 is provided on the side of the recorder body 10 facing the wireless device 20, and first card slots 13 are recessed on both sides of the first sliding groove 12. A first slider 23 matching the first sliding groove 12 is convexly provided on the side of the wireless device 20 facing the recorder body 10, and first card blocks 24 matching the first card slot 13 are convexly provided on both sides of the first slider 23. The first slider 23 is embedded in the first sliding groove 12, and the first card block 24 is embedded in the first card slot 13 to achieve the installation of the wireless device 20 and the recorder body 10.

[0036] Similarly, regarding the installation of the power supply device 30 and the recorder body 10, a second sliding groove 15 is provided on the side of the recorder body 10 facing the wireless device 20, and second card slots 16 are recessed on both sides of the second sliding groove 15. A second slider 32 matching the second sliding groove 15 is convexly provided on the side of the power supply device 30 facing the recorder body 10, and second card blocks 33 matching the second card slot 16 are convexly provided on both sides of the second slider 32. The second slider 32 is embedded in the second sliding groove 15, and the second card block 33 is embedded in the second card slot 16 to achieve the installation of the wireless device 20 and the recorder body 10.

[0037] That is, the wireless device 20 and the power supply device 30 are both connected to the recorder body 10 by mortise and tenon joints. The wireless device 20 can slide along the first slide groove 12 and the first card slot 13, so as to slide the wireless device 20 in and out. The power supply device 30 can slide along the second slide groove 15 and the second card slot 16, so as to slide the wireless device 30 in and out, thereby facilitating the rapid disassembly and assembly of the wireless device 20 and the power supply device 30. In the embodiment shown in the figure, the wireless device 20 and the power supply device 30 are arranged on the same plane. At this time, the first slide groove 12 and the second slide groove 15 overlap, and the first card slot 13 and the second card slot 16 overlap. However, in actual application, the wireless device 20 and the power supply device 30 can be arranged on the adjacent side or the opposite side of the recorder body 10, which is not limited here.

[0038] Reference Figure 3 The bottom wall of the first slide groove 12 is recessed with a first groove 14, and the bottom wall of the first groove 14 is provided with an avoidance hole. The data input terminal 111 and the first power output terminal 112 are respectively provided in the corresponding avoidance holes to be inserted into the first groove 14, and the outer surfaces of the data input terminal 111 and the first power output terminal 112 are accommodated in the first groove 14, that is, the outer surfaces of the data input terminal 111 and the first power output terminal 112 are not flush with the bottom wall of the first slide groove 12, but are retracted in the first groove 14. The side of the first slider 23 facing the recorder body 10 is recessed with a second groove 25, and the data output terminal 211 and the first power input terminal 221 can be telescopically arranged in the second groove 25.

[0039] When the wireless device 20 is not installed on the recorder body 10, the data output terminal 211 and the first power input terminal 221 both partially protrude from the second groove 25. When the first slider 23 slides and abuts against the bottom wall of the first slide groove 12, the data output terminal 211 and the first power input terminal 221 are pressed and thus shrink inward. When the data output terminal 211 and the first power input terminal 221 slide to be opposite to the first groove 14, the pressing force of the data output terminal 211 and the first power input terminal 221 disappears, and the data output terminal 211 and the first power input terminal 221 automatically extend out, thereby achieving contact and conduction between the data output terminal 211 and the data input terminal 111, and contact and conduction between the first power input terminal 221 and the first power output terminal 112.

[0040] The data output terminal 211 can be telescopically connected to the recorder body 10 through a first elastic member, and the first power input terminal 221 can be telescopically connected to the recorder body 10 through a second elastic member. The first elastic member and the second elastic member can be springs and rubber pads, etc., which are used to provide driving forces for the data output terminal 211 and the first power input terminal 221 to extend outward. Alternatively, the data output terminal 211 and the first power input terminal 221 can be springs with elastic deformation ability. In this case, the data output terminal 211 and the first power input terminal 221 themselves have shrinkage deformation ability and elastic recovery force, and there is no need to set up an elastic member separately. Under the action of elastic force, the data output terminal 211 and the first power input terminal 221 can be tightly fitted with the data input terminal 111 and the first power output terminal 112 respectively, thereby ensuring the stability of terminal contact.

[0041] Similarly, the bottom wall of the second slide groove 15 is recessed with a third groove 17, and the bottom wall of the third groove 17 is provided with an escape hole, and the second power input terminal 113 is inserted into the escape hole to be inserted into the third groove 17, and the outer surface of the second power input terminal 113 is received in the third groove 17. The side of the second slider 32 facing the recorder body 10 is recessed with a fourth groove 34, and the second power output terminal 31 is telescopically arranged in the fourth groove 34.

[0042] When the power supply device 30 is not installed on the burner body 10, the second power output terminal 31 partially protrudes out of the fourth groove 34. When the second slider 32 slides and abuts against the bottom wall of the second slide groove 15, the second power output terminal 31 is pressed and shrinks inward. When the second power output terminal 31 slides to be opposite to the fourth groove 34, the pressing force of the second power output terminal 31 disappears, and the second power output terminal 31 automatically extends out, thereby achieving contact and conduction between the second power output terminal 31 and the second power input terminal 113.

[0043] The expansion and contraction manner of the second power output terminal 31 is the same as that of the data output terminal 211 and the first power input terminal 221 , and will not be repeated here.

[0044] exist Figure 4 In the illustrated embodiment, the side wall of the wireless device 20 is provided with a wireless signal light 26 electrically connected to the wireless module 21 and a power indicator light 27 electrically connected to the power module 22. By providing the wireless signal light 26 and the power indicator light 27, the user can intuitively understand the current wireless connection status and power supply status of the optical disc burner 100.

[0045] exist Figure 5 In the illustrated embodiment, a charging pin 36 is disposed on one side of the power supply device 30 , and the charging pin 36 is used to connect to an external socket to charge the battery pack 35 to ensure the next burning operation of the optical disc burner 100 .

[0046] Furthermore, a slot 37 is provided on the side wall of the power supply device 30 , and the charging pin 36 is rotatably disposed in the slot 37 . When the charging pin 36 is rotated to a first angle, the charging pin 36 protrudes from the slot 37 . When the charging pin 36 is rotated to a second angle, the charging pin 36 is hidden in the slot 37 .

[0047] In this embodiment, the charging pin 36 is rotated and set in the slot 37, so that the charging pin 36 can be protruded and hidden by rotating the charging pin 36. When the power supply device 30 does not need to be charged, the charging pin 36 can be rotated to the second angle to hide it, thereby reducing the volume of the device when stored or carried. When the power supply device 30 needs to be charged, the charging pin 36 can be rotated to the first angle to protrude it and then plugged into the socket for charging, thereby increasing the flexibility of use of the power supply device 30.

[0048] In one embodiment of the utility model, the burner body 10 is also provided with a data line, which is used to connect to an external mobile device for data transmission, or to connect to an external power source for conduction. In this case, the burner body 10 can not only realize wireless transmission and wireless power supply through the wireless device 20 and the power supply device 30, but also realize wired transmission and wired charging through the data line, further increasing the flexibility of the use of the optical disc burner 100 and adapting to more application scenarios.

[0049] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An optical disc burner, characterized in that: include: Recorder body; A wireless device, the wireless device is installed on one side of the recorder body to be electrically connected to the recorder body, and is used to receive a wireless signal sent by a mobile terminal and transmit the received wireless signal to the recorder body; A power supply device is installed on one side of the recorder body to be electrically connected to the recorder body and is used to supply power to the recorder body and the wireless device.

2. The optical disc burner according to claim 1, characterized in that: The burner body is provided with a main board and a data input terminal integrated on the main board, and the data input terminal is exposed on a side of the burner body facing the wireless device; The wireless device is provided with a wireless module, and the wireless module is integrated with a data output terminal. The data output terminal is exposed on the side of the wireless device facing the burner body. The data output terminal is in contact with the data input terminal to achieve data transmission between the wireless device and the burner body.

3. The optical disc burner as claimed in claim 2, characterized in that: The main board of the recorder body is also integrated with a first power output terminal, and the first power output terminal is exposed on a side of the recorder body facing the wireless device; The wireless device is also provided with a power module, and the power module is integrated with a first power input terminal, and the first power input terminal is in contact with and conductive with the first power output terminal to achieve electrical connection between the wireless device and the recorder body.

4. The optical disc burner as claimed in claim 3, characterized in that: A first sliding groove is provided on one side of the burner body facing the wireless device, and first clamping grooves are provided on both sides of the first sliding groove; A first sliding block matching the first sliding groove is protruded from one side of the wireless device facing the burner body, and first card blocks matching the first card groove are protruded from both sides of the first sliding block. The first sliding block is embedded in the first sliding groove, and the first card block is embedded in the first card groove to achieve the installation of the wireless device and the burner body.

5. The optical disc burner as claimed in claim 4, characterized in that: The bottom wall of the first slide groove is concavely provided with a first groove, the bottom wall of the first groove is provided with an avoidance hole, the data input terminal and the first power output terminal are respectively passed through the corresponding avoidance holes to be inserted into the first groove, and the outer surfaces of the data input terminal and the first power output terminal are accommodated in the first groove; A second groove is formed on one side of the first sliding block facing the recorder body, and both the data output terminal and the first power input terminal can be telescopically arranged in the second groove.

6. The optical disc burner as claimed in claim 3, characterized in that: A wireless signal lamp electrically connected to the wireless module and a power indicator lamp electrically connected to the power module are arranged on the side wall of the wireless device.

7. The optical disc burner as claimed in claim 2, characterized in that: A second power output terminal is integrated on the side of the power supply device facing the optical disc burner, and a second power input terminal is also integrated on the main board of the burner body. The second power input terminal is exposed on the side of the burner body facing the power supply device, and the second power output terminal is in contact with the second power input terminal to achieve electrical connection between the power supply device and the burner body.

8. The optical disc burner as claimed in claim 7, characterized in that: A second sliding groove is provided on one side of the burner body facing the wireless device, and second card slots are provided on both sides of the second sliding groove; A second slider matching the second slide groove is protruded from the side of the power supply device facing the burner body, and second card blocks matching the second card groove are protruded from both sides of the second slider. The second slider is embedded in the second slide groove, and the second card block is embedded in the second card groove to achieve the installation of the wireless device and the burner body.

9. The optical disc burner as claimed in claim 8, characterized in that: The bottom wall of the second slide groove is concavely provided with a third groove, the bottom wall of the third groove is provided with an avoidance hole, the second power input terminal is passed through the avoidance hole to be inserted into the third groove, and the outer surface of the second power input terminal is received in the third groove; A fourth groove is formed on one side of the second sliding block facing the recorder body, and the second power output terminal is telescopically arranged in the fourth groove.

10. The optical disc burner according to claim 1, characterized in that: The power supply device is provided with a battery compartment, a battery pack is provided in the battery compartment, a charging pin is provided on one side of the power supply device, and the charging pin is used to connect to an external socket to charge the battery pack; And, a slot is provided on the side wall of the power supply device, and the charging pin is rotatably arranged in the slot. When the charging pin is rotated to a first angle, the charging pin protrudes from the slot, and when the charging pin is rotated to a second angle, the charging pin is hidden in the slot.