CN214847726U - Optical disk pickup device and automatic optical disk reader - Google Patents
Optical disk pickup device and automatic optical disk reader Download PDFInfo
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- CN214847726U CN214847726U CN202023016526.9U CN202023016526U CN214847726U CN 214847726 U CN214847726 U CN 214847726U CN 202023016526 U CN202023016526 U CN 202023016526U CN 214847726 U CN214847726 U CN 214847726U
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Abstract
The utility model provides a CD pick-up device, include: the control device comprises a control motor and a motor shell, wherein the control motor is arranged in the motor shell; the pickup part comprises a pickup rod and a pickup structure, the pickup structure is arranged at the end part of the pickup rod and used for picking up an optical disc, the pickup rod is connected with the control motor, the control motor controls the pickup rod to move up and down, and the pickup rod is provided with a distance measuring device which is used for measuring the distance between the pickup structure and the optical disc to be picked up. The distance measuring device is arranged on the pick-up rod, the distance between the pick-up structure and the optical disk with the pick-up is measured through the distance measuring device, and when the distance between the pick-up structure and the optical disk with the pick-up is measured to be close enough, the downward pressure of the pick-up rod is controlled, so that the optical disk is prevented from being damaged. The utility model also provides a CD automatic reader improves CD and reads and change efficiency.
Description
The technical field is as follows:
the utility model relates to a hardware storage technical field especially relates to a CD pickup device and CD automatic reading ware.
Background art:
optical discs are articles that use optical information as a carrier for storage and for storing data. The optical disk is a device for reading and writing by using the laser principle, is an auxiliary memory which is rapidly developed and can store various multimedia digital information such as characters, sound, figures, images, animation and the like.
In some application scenarios, such as the application of discs in a large optical disc library, several or more than ten discs are developed from the previous individual storage application of each disc into an integral unit modular storage application, so that the existing optical disc reader can automatically change and read the optical disc.
The existing optical disc reader is generally provided with an optical disc drive for reading an optical disc, an optical disc storage device for carrying the optical disc, and a gripper for moving the optical disc between the optical disc drive and the optical disc storage device, wherein the gripper in the prior art generally needs to use a downward pressure to make the gripper extend into an optical disc hole to move the optical disc; however, when the existing gripper moves the optical disc, the distance between the gripper and the optical disc to be picked up cannot be judged, so that the downward pressure cannot be controlled, and the optical disc is easily damaged.
Therefore, there is a need in the art for an optical disc pickup apparatus and an automatic optical disc reader to solve at least one of the above-mentioned problems.
In view of this, the present invention is proposed.
The utility model has the following contents:
an object of the utility model is to provide a CD pickup device measures the distance of CD pickup device and CD prevents to damage the CD.
Specifically, the utility model provides an optical disc pickup device, include:
the control device comprises a control motor and a motor shell, wherein the control motor is arranged in the motor shell;
the pickup part comprises a pickup rod and a pickup structure, the pickup structure is arranged at the end part of the pickup rod and used for picking up an optical disc, the pickup rod is connected with the control motor, the control motor controls the pickup rod to move up and down, and the pickup rod is provided with a distance measuring device which is used for measuring the distance between the pickup structure and the optical disc to be picked up.
By adopting the scheme, the distance measuring device is arranged on the pickup rod, the distance between the pickup structure and the optical disc with pickup is measured through the distance measuring device, and when the distance between the pickup structure and the optical disc with pickup is measured to be close enough, the downward pressure of the pickup rod is controlled, so that the optical disc is prevented from being damaged.
Further, the distance measuring device may be a laser distance meter or a sound wave distance meter, etc.
By adopting the scheme, the distance is convenient to measure.
Further, the picking rod comprises an outer rod and an inner rod, the outer rod is matched with the inner rod, and the picking structure is arranged at one end of the inner rod.
By adopting the scheme, when the distance measuring device measures that the distance between the pickup structure and the optical disc to be picked up is close enough, the inner rod and the outer rod are controlled to be matched to lift, the lifting can be spiral lifting, and the inner rod and the outer rod can also be telescopic lifting.
Furthermore, the pickup structure is a convex ring arranged around the inner rod, the pickup structure extends into a disc hole to pick up a disc, and the inner rod and the outer rod are lifted in a telescopic manner.
By adopting the scheme, the pickup structure is inserted into the optical disk hole to pick up the optical disk, so that the convenience and the rapidness are realized.
Furthermore, the picking structure is a threaded ring arranged around the inner rod, the threaded ring extends spirally along the outer wall of the inner rod, the threaded ring rotates to extend into a hole of the optical disk to pick up the optical disk, and the inner rod and the outer rod ascend and descend spirally.
By adopting the scheme, the distance between the pickup structure and the optical disk with pickup is measured through the distance measuring device, when the pickup structure is in contact, the optical disk to be picked can be clamped on the pickup structure by rotating the pickup structure for one circle, if the pickup structure continues to rotate in the same direction, a plurality of optical disks to be picked can be continuously picked, and after the optical disks reach a specified place, the optical disks on the pickup structure can be dismounted by rotating in the opposite direction, so that a plurality of optical disks can be picked and conveyed at the same time, and the working efficiency is improved.
Preferably, the inner wall of the outer rod is further provided with an internal thread matched with the threaded ring, and the threaded ring is matched with the internal thread to enable the inner rod to be spirally lifted.
By adopting the scheme, the internal thread can be used for picking up the optical disk and can also be used for lifting the inner rod, so that the inner rod can be conveniently lifted in a thread rotating mode.
The utility model also provides a CD automatic reader improves CD and reads and change efficiency.
The utility model also provides an automatic CD reader, including CD driver, CD accommodate device, CD mobile device and foretell CD pickup device, the CD mobile device is used for remove the CD between CD driver and the CD accommodate device, the CD mobile device with the CD pickup device cooperatees and connects, be provided with on the CD mobile device and be used for the slide rail with CD pickup device matched with.
By adopting the scheme, the optical disk accommodating device is used for accommodating optical disks, the optical disk drive is used for reading the optical disks, the optical disk moving device is used for moving the optical disks between the optical disk drive and the optical disk accommodating device, the optical disk pickup device can pick up the optical disks in a mode of picking up a plurality of optical disks one by one or simultaneously, the automatic optical disk reader is convenient for operation of users, and the efficiency of replacing and reading the optical disks is improved.
Further, the optical disc accommodating apparatus includes a fixing lever for fixing the optical disc.
Further, the automatic optical disc reader further comprises a device shell, wherein the device shell comprises a device base, the fixing rods are arranged in a plurality, the fixing rods are perpendicular to the device base, and the optical disc is arranged in a space enclosed by the fixing rods.
Preferably, the inscribed circle enclosed by the plurality of fixing rods is larger than the area of the optical disc.
More preferably, the diameter of the inscribed circle enclosed by the plurality of fixing rods is 1-3mm larger than the diameter of the optical disc.
Further, the optical disc moving device comprises a support rod, a first moving rod and a second moving rod, one end of the support rod is connected with the device base, the first moving rod is connected with the support rod, a first sliding rail is arranged on the first moving rod, the second moving rod is matched with the first moving rod, and the second moving rod can slide along the first sliding rail.
Further, the second moving rod is further provided with a second sliding rail, the optical disc pickup device is matched with the second moving rod, and the optical disc pickup device can slide along the second sliding rail.
Preferably, the second slide rail direction is perpendicular to the first slide rail direction.
Preferably, the first moving rod and the second moving rod are both provided with a motor for driving the sliding.
By adopting the above scheme, the first moving rod and the second moving rod are matched with each other to move the optical disk pickup device, so that the optical disk can be conveniently moved after being picked up or the optical disk in the optical disk drive can be conveniently taken out.
Furthermore, the automatic optical disk reader also comprises a supporting cabinet, the supporting cabinet is connected with the device base, and the optical disk drive is arranged on the supporting cabinet.
By adopting the scheme, the supporting cabinet is convenient for placing the optical disk drive, the range of the optical disk moving device needing to move is reduced, and the working efficiency is improved.
To sum up, the utility model discloses following beneficial effect has:
1. the utility model provides a CD pick-up device, set up the range unit on picking up the pole, measure the distance of picking up the structure and taking and picking up the CD through the range unit, when measuring the distance that picks up the structure and takes and picks up the CD closely enough, control and pick up the pressure down of pole, prevent that the CD from being damaged;
2. the utility model provides a pair of optical disc pickup device, optical disc pickup device pass through earlier the distance measuring device measures the distance of picking up the structure and taking the CD of picking up, when picking up the structure and contacting, the structure of picking up rotates a week can be waited to pick up the CD joint and pick up the structure, if the structure of picking up continues the syntropy rotation, then can continue to pick up and wait to pick up the CD at a plurality of, the CD on the structure of picking up can be lifted off to the contrarotation after arriving appointed place, can pick up and transport a plurality of CDs simultaneously, improve work efficiency;
3. the utility model provides a CD pick-up device, the internal thread not only can be used for picking up CD, but also can be used for lifting the inner rod, which is convenient for lifting the inner rod by the way of thread rotation;
4. the utility model provides a pair of automatic optical disk reader, the CD container is used for holding the CD, the CD driver is used for reading the CD, the CD mobile device is used for moving the CD between CD driver and CD container, the CD can be picked up through the mode of picking up a plurality of CDs one by one or picking up simultaneously to the CD pickup device, the automatic optical disk reader is convenient for the operating personnel to operate, improves the efficiency that the CD was changed and was read;
5. the utility model provides a pair of CD automatic reader, the supporting cabinet is convenient for place CD-ROM drive reduces the scope that CD mobile device need remove improves work efficiency.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a top view of an embodiment of an optical disc automatic reader of the present invention;
FIG. 2 is a front view of an embodiment of the optical disc automatic reader of the present invention;
fig. 3 is a perspective view of an embodiment of the optical disc pickup apparatus of the present invention;
fig. 4 is a schematic diagram of an embodiment of a pickup structure in the optical disc pickup apparatus according to the present invention;
FIG. 5 is a diagram of another embodiment of a pickup structure of an optical disc pickup apparatus according to the present invention;
FIG. 6 is a schematic view of an outer rod of the optical disc pickup apparatus according to the present invention;
fig. 7 is a side view of an embodiment of an optical disc pickup apparatus according to the present invention.
Description of reference numerals:
through the above reference sign explanation, combine the embodiment of the utility model, can more clearly understand and explain the technical scheme of the utility model.
1. A control device; 2. a pickup part; 21. a pickup lever; 211. an outer rod; 2111. an internal thread; 212. an inner rod; 22. a pick-up structure; 221. a convex ring; 222. a threaded ring; 3. a distance measuring device; 4. an optical disk drive; 5. an optical disk accommodating device; 51. fixing the rod; 6. an optical disk moving device; 61. a support bar; 62. a first movable bar; 621. a first slide rail; 63. a second movable bar; 631. a second slide rail; 7. a device housing; 71. a device base; 8. a support cabinet;
the specific implementation mode is as follows:
reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
The present invention will be described in detail below by way of examples.
As shown in fig. 3 and 7, the present invention provides an optical disc pickup apparatus, including:
the control device 1 comprises a control motor and a motor shell, wherein the control motor is arranged in the motor shell;
the pick-up part 2 comprises a pick-up rod 21 and a pick-up structure 22, wherein the pick-up structure 22 is arranged at the end part of the pick-up rod 21, the pick-up structure 22 is used for picking up an optical disc, the pick-up rod 21 is connected with the control motor, the control motor controls the pick-up rod 21 to move up and down, the pick-up rod 21 is provided with the distance measuring device 3, and the distance measuring device 3 is used for measuring the distance between the pick-up structure 22 and the optical disc to be picked up.
By adopting the scheme, the distance measuring device 3 is arranged on the pick-up rod 21, the distance between the pick-up structure 22 and the optical disk with the pick-up is measured through the distance measuring device 3, and when the distance between the pick-up structure 22 and the optical disk with the pick-up is measured to be close enough, the downward pressure of the pick-up rod 21 is controlled, so that the optical disk is prevented from being damaged.
In a specific implementation, the distance measuring device 3 may be a laser distance meter or a sound wave distance meter.
In a preferred embodiment of the present invention, the distance measuring device 3 is a laser distance measuring instrument.
By adopting the scheme, the distance is convenient to measure.
In a specific implementation process, the picking rod 21 comprises an outer rod 211 and an inner rod 212, the outer rod 211 is matched with the inner rod 212, and the picking structure 22 is arranged at one end of the inner rod 212.
By adopting the above scheme, when the distance measuring device 3 measures that the distance between the pickup structure 22 and the optical disc to be picked up is close enough, the inner rod 212 and the outer rod 211 are controlled to lift in a matched manner, and the lifting can be spiral lifting or telescopic lifting of the inner rod 212 and the outer rod 211.
In a specific implementation process, the control motor controls the inner rod 212 and the outer rod 211 to spirally lift or telescopically lift.
In a specific implementation, the pickup structure 22 may be a type of optical disc that is inserted into an optical disc hole for pickup or a type of optical disc that is grasped by a robot.
In a preferred embodiment of the present invention, the distance measuring device 3 is mounted on the inner rod 212.
As shown in fig. 5, in a specific implementation process, the pickup structure 22 is a convex ring 221 disposed around the inner rod 212, the pickup structure 22 extends into a disc hole to pick up a disc, and the inner rod 212 and the outer rod 211 move up and down in a telescopic manner.
In a specific implementation, the protruding ring 221 may be provided in plurality.
By adopting the scheme, the pickup structure 22 is inserted into the optical disk hole to pick up the optical disk, so that the convenience and the rapidness are realized.
As shown in fig. 4, in a specific implementation process, the pickup structure 22 is a threaded ring 222 disposed around the inner rod 212, the threaded ring 222 extends spirally along an outer wall of the inner rod 212, the threaded ring 222 rotatably extends into a hole of the optical disc to pick up the optical disc, and the inner rod 212 and the outer rod 211 are spirally lifted up and lowered down.
By adopting the scheme, the distance between the pickup structure 22 and the optical disc with pickup is measured by the distance measuring device 3, when the pickup structure 22 is in contact with the optical disc with pickup, the optical disc to be picked can be clamped on the pickup structure 22 by rotating the pickup structure 22 for one circle, if the pickup structure 22 rotates in the same direction continuously, a plurality of optical discs to be picked can be picked continuously, and the optical disc on the pickup structure 22 can be dismounted by rotating in the opposite direction after reaching a specified place, so that a plurality of optical discs can be picked and conveyed simultaneously, and the working efficiency is improved.
As shown in fig. 6, in a preferred embodiment of the present invention, the inner wall of the outer rod 211 is further provided with an internal thread 2111 matching with the threaded ring 222, and the threaded ring 222 matches with the internal thread 2111 to spirally lift the inner rod 212.
By adopting the above scheme, the internal thread 2111 can be used for picking up an optical disc and also can be used for lifting the inner rod 212, so that the inner rod 212 can be lifted in a thread rotating mode conveniently.
As shown in fig. 1 and 2, the present invention further provides an automatic optical disc reader, which improves the efficiency of reading and replacing optical discs.
The utility model also provides an automatic optical disk reader, including CD-ROM drive 4, CD accommodate device 5, CD mobile device 6 and foretell CD pickup device, CD mobile device 6 is used for remove the CD between CD-ROM drive 4 and the CD accommodate device 5, CD mobile device 6 with CD pickup device cooperatees and connects, be provided with on the CD mobile device 6 and be used for with CD pickup device matched with slide rail.
By adopting the above scheme, the optical disc accommodating device 5 is used for accommodating an optical disc, the optical disc drive 4 is used for reading an optical disc, the optical disc moving device 6 is used for moving an optical disc between the optical disc drive 4 and the optical disc accommodating device 5, the optical disc pickup device can pick up optical discs in a manner of picking up a plurality of optical discs one by one or simultaneously, the automatic optical disc reader is convenient for a user to operate, and the efficiency of replacing and reading the optical discs is improved.
In a specific implementation process, the optical disc accommodating device 5 may fix the optical disc by a rod-shaped structure, or may fix the optical disc by providing an accommodating groove.
In a specific implementation, the optical disc accommodating apparatus 5 includes a fixing rod 51, and the fixing rod 51 is used for fixing an optical disc.
In a specific implementation process, the automatic optical disc reader further includes a device housing 7, the device housing 7 includes a device base 71, the fixing rods 51 are provided in plurality, the fixing rods 51 are perpendicular to the device base 71, and an optical disc is disposed in a space enclosed by the fixing rods 51.
In a preferred embodiment of the present invention, the device housing 7 further includes a top plate disposed at the top, and the top plate is connected to the device base 71 through a support column.
In a preferred embodiment of the present invention, the number of the fixing rods 51 is 3.
In a specific implementation process, the area of the inscribed circle enclosed by the plurality of fixing rods 51 is larger than the area of the optical disc.
In a specific implementation process, the diameter of the inscribed circle enclosed by the plurality of fixing rods 51 is 1-3mm larger than the diameter of the optical disc.
In a preferred embodiment of the present invention, the diameter of the inscribed circle enclosed by the plurality of fixing rods 51 is 2mm larger than the diameter of the optical disc.
In a specific implementation process, the optical disc moving device 6 includes a supporting rod 61, a first moving rod 62 and a second moving rod 63, one end of the supporting rod 61 is connected to the device base 71, the first moving rod 62 is connected to the supporting rod 61, a first sliding rail 621 is disposed on the first moving rod 62, the second moving rod 63 is matched with the first moving rod 62, and the second moving rod 63 can slide along the first sliding rail 621.
In a specific implementation, the second moving rod 63 is further provided with a second sliding rail 631, and the optical disc pickup device is matched with the second moving rod 63 and can slide along the second sliding rail 631.
In a preferred embodiment of the present invention, the second moving rod 63 is provided with a pulley for engaging with the first sliding rail 621, and the optical disc pickup apparatus is provided with a pulley for engaging with the second sliding rail 631.
In a preferred embodiment of the present invention, the direction of the second slide rail 631 is perpendicular to the direction of the first slide rail 621.
In a specific implementation process, the first moving rod 62 and the second moving rod 63 are both provided with a motor for driving sliding.
With the above-mentioned solution, the first moving rod 62 and the second moving rod 63 cooperate with each other to move the optical disc pickup device, so as to move the optical disc after picking up the optical disc or take out the optical disc in the optical disc drive 4.
In a preferred embodiment of the present invention, the automatic optical disc reader further comprises a supporting cabinet 8, the supporting cabinet 8 is connected to the device base 71, and the optical disc drive 4 is disposed on the supporting cabinet 8.
By adopting the scheme, the supporting cabinet 8 is convenient for placing the optical disk drive 4, the range of the optical disk moving device 6 needing to move is reduced, and the working efficiency is improved.
In a specific implementation process, the automatic optical disc reader further includes a controller electrically connected to the optical disc drive 4, the control motor, and the motors on the first moving rod 62 and the second moving rod 63.
In a specific implementation process, the controller is internally provided with a mainboard, and the mainboard can be a PC mainboard or an industrial personal computer mainboard.
In a specific implementation process, the controller adopts an embedded system of an ARM processor.
By adopting the scheme, the automatic optical disk reader is automatically controlled.
It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall into the protection scope of the claims of the present invention.
Claims (10)
1. An optical disc pickup apparatus, comprising:
the control device (1) comprises a control motor and a motor shell, wherein the control motor is arranged in the motor shell;
the pickup part (2) comprises a pickup rod (21) and a pickup structure (22), wherein the pickup structure (22) is arranged at the end part of the pickup rod (21), the pickup structure (22) is used for picking up an optical disc, the pickup rod (21) is connected with the control motor, the control motor controls the pickup rod (21) to move up and down, a distance measuring device (3) is arranged on the pickup rod (21), and the distance measuring device (3) is used for measuring the distance between the pickup structure (22) and the optical disc to be picked up.
2. The optical disc pickup apparatus according to claim 1, wherein: the picking rod (21) comprises an outer rod (211) and an inner rod (212), the outer rod (211) is matched with the inner rod (212), and the picking structure (22) is arranged at one end of the inner rod (212).
3. The optical disc pickup apparatus according to claim 2, wherein: the pickup structure (22) is a convex ring (221) arranged around the inner rod (212), the pickup structure (22) extends into a disc hole to pick up a disc, and the inner rod (212) and the outer rod (211) rise and fall in a telescopic mode.
4. The optical disc pickup apparatus according to claim 2, wherein: the pickup structure (22) is a threaded ring (222) arranged around the inner rod (212), the threaded ring (222) extends spirally along the outer wall of the inner rod (212), the threaded ring (222) rotates to extend into a disc hole to pick up a disc, and the inner rod (212) and the outer rod (211) rise and fall spirally.
5. The optical disc pickup apparatus according to claim 4, wherein: the inner wall of the outer rod (211) is further provided with internal threads (2111) matched with the threaded ring (222), and the threaded ring (222) is matched with the internal threads (2111) to enable the inner rod (212) to spirally lift.
6. An automatic optical disc reader, comprising an optical disc drive (4), an optical disc accommodating device (5), an optical disc moving device (6) and an optical disc pickup device according to any one of claims 1 to 5, wherein the optical disc moving device (6) is used for moving an optical disc between the optical disc drive (4) and the optical disc accommodating device (5), the optical disc moving device (6) is connected with the optical disc pickup device in a matching manner, and a slide rail used for matching with the optical disc pickup device is arranged on the optical disc moving device (6).
7. The automatic optical disc reader according to claim 6, wherein: the optical disk containing device (5) comprises a fixing rod (51), and the fixing rod (51) is used for fixing an optical disk.
8. The automatic optical disc reader according to claim 7, wherein: the automatic optical disk reader further comprises a device shell (7), the device shell (7) comprises a device base (71), the fixing rods (51) are arranged in a plurality, the fixing rods (51) are perpendicular to the device base (71), and optical disks are arranged in spaces enclosed by the fixing rods (51).
9. The automatic optical disc reader according to claim 8, wherein: CD mobile device (6) include bracing piece (61), first carriage release lever (62) and second carriage release lever (63), bracing piece (61) one end with device base (71) are connected, first carriage release lever (62) with bracing piece (61) are connected, be provided with first slide rail (621) on first carriage release lever (62), second carriage release lever (63) cooperate with first carriage release lever (62), second carriage release lever (63) can be followed first slide rail (621) and slided.
10. The automatic optical disc reader according to claim 9, wherein: the second moving rod (63) is further provided with a second sliding rail (631), the optical disc pickup device is matched with the second moving rod (63), and the optical disc pickup device can slide along the second sliding rail (631).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016526.9U CN214847726U (en) | 2020-12-14 | 2020-12-14 | Optical disk pickup device and automatic optical disk reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016526.9U CN214847726U (en) | 2020-12-14 | 2020-12-14 | Optical disk pickup device and automatic optical disk reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214847726U true CN214847726U (en) | 2021-11-23 |
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ID=78803032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023016526.9U Active CN214847726U (en) | 2020-12-14 | 2020-12-14 | Optical disk pickup device and automatic optical disk reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214847726U (en) |
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- 2020-12-14 CN CN202023016526.9U patent/CN214847726U/en active Active
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Effective date of registration: 20230519 Address after: Room 205, 2nd Floor, Building 2, No. 25 North Third Ring West Road, Haidian District, Beijing, 100000 Patentee after: Beijing Bolin Technology Co.,Ltd. Address before: 750000 floors 1-3, office building 1, huyingkangchen community, Baohu Middle Road, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: State Grid Ningxia Electric Power Co., Ltd. Material Co. |