CN207779615U - A kind of rotor dynamic balance testing machine - Google Patents
A kind of rotor dynamic balance testing machine Download PDFInfo
- Publication number
- CN207779615U CN207779615U CN201721767047.6U CN201721767047U CN207779615U CN 207779615 U CN207779615 U CN 207779615U CN 201721767047 U CN201721767047 U CN 201721767047U CN 207779615 U CN207779615 U CN 207779615U
- Authority
- CN
- China
- Prior art keywords
- supporting mechanism
- dynamic balance
- power plate
- testing machine
- rotor dynamic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a kind of rotor dynamic balance testing machines, belong to mechanical detection field, have the advantages that open convenient for sealed fixed frame, its technical solution is as follows, including testing stand, first supporting mechanism, second supporting mechanism, actuating unit, sensing detection device, it is hinged with sealed fixed frame at the top of first supporting mechanism and the second supporting mechanism, actuating unit includes driving motor, belt, adjust guide wheel, power plate, guide wheel is adjusted to be slidably connected on power plate, belt is contradicted and is connected with driving motor and adjusting guide wheel respectively, it is equipped with hollow articulated shaft on two sealed fixed frames, two articulated shafts are rotatably connected on respectively at the top of the first supporting mechanism and the second supporting mechanism, two jointed shaft centers are mating spline rod, articulated shaft is internally provided with the spline tooth engaged with spline rod.
Description
Technical field
The utility model is related to mechanical detection field, more particularly to a kind of rotor dynamic balance testing machine.
Background technology
Rotor is the important component of motor, its amount of unbalance often caused by vibration, will cause vibration equipment,
Noise and mechanism collapse, and the rotating speed of motor is higher, the damage of generation is also higher.
Rotor due to generated during material is uneven or blank defect, processing and assembly error, design when have it is non-
The factors such as symmetric geometry so that when rotated, the centrifugal intertia force that each small particle generates thereon cannot cancel out each other,
Centrifugal intertia force is applied to by bearing on machinery and other mechanisms, and vibration is caused, and generates noise, accelerates bearing wear, is shortened
Mechanical life, destructive accident can be caused when serious.
Therefore, motor installation before must by dynamic balance testing machine to rotor carry out quiet, dynamic balancing measurement, and
The balance accuracy grade for reaching permission is adjusted during test.
Notification number is that the Chinese patent of CN205808623U discloses dynamic balance testing device, it includes testing stand, left branch
Support mechanism and right support mechanism, and the intermediate power disc between left support mechanism and right support mechanism, left support mechanism
It is identical as right support mechanism structure, motor and pulley mechanism are installed in intermediate power disc, piezoelectric type is installed on supporting mechanism
Sensor adjusts the position of belt by power plate, and belt is made to contradict on rotor, is driven by the driving motor of installation
Belt makes rotor production rotation, piezoelectric transducer that can detect bounce state when rotor transmission, but in order to improve
Installation condition when being detected to rotor reduces the influence beated to rotor by installation, reduces the error of detection, to
The weight of supporting rod is larger, adds the weight of support plate, and the height of supporting rod is higher, the bad force of people leads to people
It is very painstaking with closing supporting rod to open, it is often necessary to more than two people lift supporting rod.
Utility model content
The purpose of this utility model is to provide a kind of rotor dynamic balance testing machine, has and is beaten convenient for sealed fixed frame
The advantages of opening.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of rotor is dynamic flat
Weigh test machine, including testing stand, the first supporting mechanism, the second supporting mechanism, actuating unit, sensing detection device, the first support
It is hinged with sealed fixed frame at the top of mechanism and the second supporting mechanism, actuating unit includes driving motor, belt, adjust guide wheel,
Power plate adjusts guide wheel and is slidably connected on power plate, and belt is contradicted and connected with driving motor and adjusting guide wheel respectively, two institutes
It states and is equipped with hollow articulated shaft on sealed fixed frame, two articulated shafts are rotatably connected on the first supporting mechanism and respectively
At the top of two supporting mechanisms, two jointed shaft centers are mating spline rod, and the articulated shaft is internally provided with and spline rod
The spline tooth of engagement.
By using above-mentioned technical proposal, when needing to be lifted sealed fixed frame, spline rod is inserted into two articulated shafts
It is bonded with spline tooth, to enable two articulated shafts to carry out common rotation with spline rod, when spline rod is inserted into also through belt
On, then by adjusting guide wheel is adjusted, so that belt is tightened, restart driving motor, it is spent to which driving motor is driven by belt
Key lever rotates, and is that articulated shaft generates rotation, to make sealed fixed frame be opened or be closed, to which one can complete work
Make, keeps opening convenient, light.
Further, the power plate is equipped with support group, and the support group includes the supporting rack being fixed on power plate
With the bracing ring being rotatably connected on supporting rack, the bracing ring is coaxially disposed with articulated shaft.
By using above-mentioned technical proposal, support group is supported spline rod by bracing ring, improves spline rod
Connection effect reduces the deformation of spline rod in the case where belt is tightened, and to enable spline rod to be effectively driven, improves
Service life.
Further, the power plate both sides are equipped with support group, and the belt is located between two bracing rings.
By using above-mentioned technical proposal, the support that two support groups improve spline rod is comprehensive, reduces spline rod deformation,
Improve service life.
Further, the latch coordinated with spline rod is equipped in the bracing ring.
By using above-mentioned technical proposal, the contact area with spline rod is improved by the effect of latch, prevents spline
Bar is under pressure excessive and surface is caused to generate excessive deformed damaged, effectively raises the service life of spline rod.
Further, the support group is equipped with bearing, and the bracing ring is fixed on bearing inner race.
By using above-mentioned technical proposal, frictional force of the bearing effective key bracing ring in rotation is effective to improve
Service life.
Further, the power plate is equipped with sliding slot, slidably connects slide bar in the sliding slot, screw thread on the slide bar
It is connected with the lock nut sealed with power plate, the adjusting guide wheel is rotatably connected on slide bar.
By using above-mentioned technical proposal, skin is made to adjust the position for adjusting guide wheel by sliding of the slide bar in sliding slot
Band can easily be tensioned and be loosened.
Further, the testing stand is equipped with sliding rail, first supporting mechanism, the second supporting mechanism, actuating unit
It is slidably connected on sliding rail.
By using above-mentioned technical proposal, when testing the rotor of different length, the first supporting mechanism of people's promotion,
Second supporting mechanism, actuating unit are adjusted, to make collocation degree higher.
Further, link is slidably connected on the sliding rail, the sensing detection device is fixed on link.
By using above-mentioned technical proposal, link slides on sliding rail, adjusts, carries convenient for the position of sensing detection device
The accuracy of high detection.
In conclusion the utility model has the advantages that：
1, it is lifted sealed fixed frame manually without people, reduces the intensity of the work of people；
2, it drives sealed fixed frame to open by the driving motor of detection device itself, reduces equipment cost；
3, work is convenient, it is small to wear, and effectively raises service life.
Description of the drawings
Fig. 1 is the stereogram of the present embodiment；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is the connection status figure of the present embodiment belt；
Fig. 4 is the structure chart of the present embodiment power plate；
Fig. 5 is the connection status figure of the present embodiment spline rod；
Fig. 6 is the enlarged drawing of B in Fig. 5；
Fig. 7 is that the present embodiment sealed fixed frame opens procedure chart；
Fig. 8 is the loading procedure figure of the present embodiment rotor；
Fig. 9 is the detecting state figure of the present embodiment rotor.
In figure, 1, testing stand；11, sliding rail；2, the first supporting mechanism；21, sliding rack；22, adjusting bracket；23, support wheel；3、
Second supporting mechanism；4, actuating unit；41, power plate；42, driving motor；43, belt；44, guide wheel is adjusted；45, sliding slot；46、
Slide bar；47, lock nut；5, sensing detection device；51, piezoelectric transducer ontology；52, detection probe；53, link；6、
Sealed fixed frame；61, articulated shaft；62, spline tooth；7, spline rod；8, support group；81, supporting rack；82, bracing ring；83, latch；
84, bearing；9, rotor.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of rotor dynamic balance testing machine, as shown in Fig. 1,9, including testing stand 1, the first supporting mechanism 2, second
Support mechanism 3, actuating unit 4, sensing detection device 5, testing stand 1 are equipped with sliding rail 11, and the first supporting mechanism 2, second supports machine
Structure 3, actuating unit 4 are slidably connected on sliding rail 11, and link 53 is slidably connected on sliding rail 11, and sensing detection device 5 is solid
It is scheduled on link 53, the first supporting mechanism 2, the second supporting mechanism 3, actuating unit 4, link 53 can be slided on sliding rail 11
It is dynamic, so as to effectively adjust the distance between the first supporting mechanism 2, the second supporting mechanism 3, actuating unit 4, link 53,
Rotor 9 so as to be adapted to different length is fixed, and the position of sensing detection device 5 can pass through the cunning on sliding rail 11
Dynamic to be adjusted, sensing detection device 5 includes piezoelectric transducer ontology 51 and detection probe 52, ensures that detection probe 52 can be with
Rotor 9 contacts, and to push detection probe 52 when rotor 9 generates bounce, piezoelectric transducer ontology 51 is made to examine
Pressure change is measured, supervisory function bit when improving to detection improves the accuracy of detection.
As shown in Fig. 1,2,9, the first supporting mechanism 2 and the top of the second supporting mechanism 3 are hinged with sealed fixed frame 6, and two
Be equipped with hollow articulated shaft 61 on a sealed fixed frame 6, two articulated shafts 61 be rotatably connected on respectively the first supporting mechanism 2 with
On second supporting mechanism 3, when people will install rotor 9, need to open sealed fixed frame 6, make sealed fixed frame 6 along
Articulated shaft 61 carries out overturning opening, and 3 top of the first supporting mechanism 2 and the second supporting mechanism is put into convenient for 9 both ends of rotor.
As shown in Fig. 1,9, the first supporting mechanism 2 is identical with 3 structure of the second supporting mechanism, the first supporting mechanism 2 packet
Include the sliding rack 21 slided on sliding rail 11, and on sliding rack 21 vertical sliding adjusting bracket 22, and be rotatably connected on
The support wheel 23 being supported for rotor 9 on adjusting bracket 22, adjusting bracket 22 adjust height, convenient for the electricity of adaptation different-diameter
Machine rotor 9 ensures that 9 axle center of rotor keeps horizontal, and rotor 9 contradicts on support wheel 23, during detection
Support wheel 23 is rotated with rotor 9, is reduced the frictional force of rotor 9, is improved the accuracy of detection.
As shown in Figure 3,4, actuating unit 4 includes driving motor 42, belt 43, adjusts guide wheel 44, power plate 41, and adjusting is led
Wheel 44 is slidably connected on power plate 41, and power plate 41 is equipped with sliding slot 45, and slide bar 46, slide bar 46 are slidably connected in sliding slot 45
On be threaded with the lock nut 47 sealed with power plate 41, adjust guide wheel 44 and be rotatably connected on slide bar 46, such as Fig. 4,9 institutes
Show, is transmitted through during rotor 9 is installed and adjusts guide wheel 44, when rotor 9 is locked in first by sealed fixed frame 6
Behind 3 top of support mechanism 2 and the second supporting mechanism, people are by sliding slide bar 46, and adjustment adjusts the position of guide wheel 44, to make skin
Band 43 is stretched in driving motor 42, adjusts guide wheel 44, on rotor 9, electronics rotor can be driven when driving motor 42 rotates
It is rotated, consequently facilitating people detect rotor 9, and it is simple in structure, easy for installation, power plate 41 is semi-open type structure,
Consequently facilitating above 9 frame of rotor to power plate 41.
As shown in Fig. 5,6,7, two 61 centers of articulated shaft are mating to have spline rod 7, articulated shaft 61 to be internally provided with and flower
The spline tooth 62 that key lever 7 engages, spline rod 7 and spline tooth 62 can carry out it is effectively mating, thus the rotation energy band of spline rod 7
Dynamic articulated shaft 61 is rotated, and so as to the overturning for driving two sealed fixed frames 6 to synchronize, avoids generating skidding.
As shown in Fig. 2,4,5,6,41 both sides of power plate are equipped with support group 8, and support group 8 includes being fixed on power plate 41
Supporting rack 81 and the bearing 84 that is rotatably connected on supporting rack 81,84 inner ring of bearing be equipped with bracing ring 82, bracing ring 82 and hinge
Spindle 61 is coaxially disposed, and bearing 84 is effectively reduced frictional force of the bracing ring 82 in rotation, effectively raises using week
The bracing ring 82 in service life, coaxial arrangement is inserted into articulated shaft 61 convenient for spline rod 7, improves installation effectiveness.
As shown in Fig. 1,4,5,6, when needing to be packed into rotor 9, people unlock sealed fixed frame 6, make two it is sealed
Fixed frame 6 can be that rotation center is rotated with articulated shaft 61, and spline rod 7 is inserted into articulated shaft 61, bracing ring 82, belt by people
43, two articulated shafts 61 and two bracing rings 82 are linked into an integrated entity by spline rod 7, the rotation that can be synchronized, Ren Men
Adjustment adjusts the position of guide wheel 44, and belt 43 is enable to be stretched on spline rod 7, since there is spline structure in 7 outer surface of spline rod, from
And the frictional force between belt 43 and spline rod 7 is larger, reduces the case where belt 43 skids, and spline rod 7 is driven convenient for belt 43
Rotation.
As shown in Figure 2,6, belt 43 is located between two bracing rings 82, is equipped in bracing ring 82 and to coordinate with spline rod 7
Latch 83, bracing ring 82 can effectively support spline rod 7, and latch 83 can effectively raise the contact area with spline rod 7,
It is effectively reduced the crimp generated to spline rod 7 after belt 43 is tensioned, improves the service life of spline rod 7.
As shown in Fig. 4,7,8,9, people start driving motor 42, driving motor 42 by belt 43 drive spline rod 7 into
Row rotation, to by the transmission of spline rod 7, two articulated shafts 61 be made to generate rotation, to keep sealed fixed frame 6 effective
It opens, consequently facilitating rotor 9 is packed into 3 top of the first supporting mechanism 2 and the second supporting mechanism by people, in rotor 9
After loading, people, which adjust adjusting guide wheel 44, makes belt 43 loosen, then belt 43 is inserted on rotor 9, and belt 43 is opened again
Tightly, so that belt 43 is contradicted with spline rod 7 and the tensioning of rotor 9, start the rotation of driving motor 42 and drive spline rod 7, driving lock
Locked state can arrive and carry out sealed by closing fixed frame 6 and turning over, and so that rotor 9 is carried out completely sealed fixation, people adjust adjusting again
Guide wheel 44 extracts spline rod 7 after loosening belt 43, then adjusts and adjust guide wheel 44, and belt 43 is made to be stretched on rotor 9,
High-speed rotation is carried out by 42 drive motor rotor 9 of driving motor, you can transfer detection is carried out, by the driving electricity of equipment itself
Machine 42 can be simple, laborsaving to integrally use by 6 opening and closing of sealed fixed frame, and sealed fixation is directly opened without hand
Frame 6 reduces the working strength of people.
As shown in figure 8, turning back to spline rod 7 after detection, it is sealed that belt 43 drives the rotation of spline rod 7 that can open again
Fixed frame 6 repeats the above steps to the detection installation of rotor 9.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of rotor dynamic balance testing machine, including testing stand (1), the first supporting mechanism (2), the second supporting mechanism (3),
It is hinged at the top of actuating unit (4), sensing detection device (5), the first supporting mechanism (2) and the second supporting mechanism (3) sealed
Fixed frame (6), actuating unit (4) include driving motor (42), belt (43), adjust guide wheel (44), power plate (41), and adjusting is led
Wheel (44) is slidably connected on power plate (41), and belt (43) is contradicted with driving motor (42) and adjusting guide wheel (44) respectively to be connected
It connects, it is characterized in that：Hollow articulated shaft (61), two articulated shafts (61) are equipped on two sealed fixed frames (6)
It is rotatably connected on the first supporting mechanism (2) and the second supporting mechanism (3) top, two articulated shaft (61) center grafting respectively
It is combined with spline rod (7), the articulated shaft (61) is internally provided with the spline tooth (62) engaged with spline rod (7).
2. a kind of rotor dynamic balance testing machine according to claim 1, it is characterized in that：It is set on the power plate (41)
There are support group (8), the support group (8) to include the supporting rack (81) being fixed on power plate (41) and be rotatably connected on supporting rack
(81) bracing ring (82) on, the bracing ring (82) are coaxially disposed with articulated shaft (61).
3. a kind of rotor dynamic balance testing machine according to claim 2, it is characterized in that：Power plate (41) both sides
It is equipped with support group (8), the belt (43) is located between two bracing rings (82).
4. a kind of rotor dynamic balance testing machine according to claim 2, it is characterized in that：It is set in the bracing ring (82)
There is the latch (83) with spline rod (7) cooperation.
5. a kind of rotor dynamic balance testing machine according to claim 2, it is characterized in that：It is set on the support group (8)
There are bearing (84), the bracing ring (82) to be fixed on bearing (84) inner ring.
6. a kind of rotor dynamic balance testing machine according to claim 1, it is characterized in that：It is set on the power plate (41)
There is a sliding slot (45), slide bar (46) is slidably connected in the sliding slot (45), is threaded on the slide bar (46) and power plate
(41) sealed lock nut (47), the adjusting guide wheel (44) are rotatably connected on slide bar (46).
7. a kind of rotor dynamic balance testing machine according to claim 1, it is characterized in that：It is set on the testing stand (1)
There are sliding rail (11), first supporting mechanism (2), the second supporting mechanism (3), actuating unit (4) to be slidably connected at sliding rail
(11) on.
8. a kind of rotor dynamic balance testing machine according to claim 7, it is characterized in that：It is slided on the sliding rail (11)
It is connected with link (53), the sensing detection device (5) is fixed on link (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721767047.6U CN207779615U (en) | 2017-12-18 | 2017-12-18 | A kind of rotor dynamic balance testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721767047.6U CN207779615U (en) | 2017-12-18 | 2017-12-18 | A kind of rotor dynamic balance testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207779615U true CN207779615U (en) | 2018-08-28 |
Family
ID=63226670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721767047.6U Active CN207779615U (en) | 2017-12-18 | 2017-12-18 | A kind of rotor dynamic balance testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207779615U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505934A (en) * | 2018-12-14 | 2019-03-22 | 杭州集智机电股份有限公司 | Driving device for New energy automobile motor rotor balancing machine |
| CN111174976A (en) * | 2020-01-15 | 2020-05-19 | 中国南方航空股份有限公司 | Method for controlling unbalance amount of APU rotor assembly |
| CN111431363A (en) * | 2020-04-30 | 2020-07-17 | 江苏省亘虹机电有限公司 | Rotor dynamic balance measuring instrument capable of measuring circle run-out |
| CN111896174A (en) * | 2020-06-30 | 2020-11-06 | 浙江德易精密机械有限公司 | Dynamic balance testing device for motor production |
| CN113125957A (en) * | 2021-04-28 | 2021-07-16 | 河北工业大学 | Testing arrangement of frameless motor |
| CN113432788A (en) * | 2021-07-26 | 2021-09-24 | 常州锝莱电机有限公司 | Rotor dynamic balance test compensation equipment |
| CN115183938A (en) * | 2022-09-09 | 2022-10-14 | 山东迈易特传动有限公司 | Balance state testing device for motor rotor |
| CN116659749A (en) * | 2023-07-25 | 2023-08-29 | 山东省产品质量检验研究院 | Rotor balance detection device of three-phase asynchronous motor |
| CN117309241A (en) * | 2023-11-03 | 2023-12-29 | 中山迈雷特数控技术有限公司 | Hollow shaft part balance center measuring machine tool |
-
2017
- 2017-12-18 CN CN201721767047.6U patent/CN207779615U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505934A (en) * | 2018-12-14 | 2019-03-22 | 杭州集智机电股份有限公司 | Driving device for New energy automobile motor rotor balancing machine |
| CN111174976A (en) * | 2020-01-15 | 2020-05-19 | 中国南方航空股份有限公司 | Method for controlling unbalance amount of APU rotor assembly |
| CN111431363A (en) * | 2020-04-30 | 2020-07-17 | 江苏省亘虹机电有限公司 | Rotor dynamic balance measuring instrument capable of measuring circle run-out |
| CN111896174A (en) * | 2020-06-30 | 2020-11-06 | 浙江德易精密机械有限公司 | Dynamic balance testing device for motor production |
| CN113125957A (en) * | 2021-04-28 | 2021-07-16 | 河北工业大学 | Testing arrangement of frameless motor |
| CN113432788A (en) * | 2021-07-26 | 2021-09-24 | 常州锝莱电机有限公司 | Rotor dynamic balance test compensation equipment |
| CN115183938A (en) * | 2022-09-09 | 2022-10-14 | 山东迈易特传动有限公司 | Balance state testing device for motor rotor |
| CN116659749A (en) * | 2023-07-25 | 2023-08-29 | 山东省产品质量检验研究院 | Rotor balance detection device of three-phase asynchronous motor |
| CN116659749B (en) * | 2023-07-25 | 2023-10-03 | 山东省产品质量检验研究院 | Rotor balance detection device of three-phase asynchronous motor |
| CN117309241A (en) * | 2023-11-03 | 2023-12-29 | 中山迈雷特数控技术有限公司 | Hollow shaft part balance center measuring machine tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207779615U (en) | A kind of rotor dynamic balance testing machine | |
| CN212432420U (en) | Dynamic balance testing machine for motor rotor | |
| CN210741751U (en) | Rotor dynamic balance testing device | |
| CN209131945U (en) | Handle rocker aging testing apparatus | |
| MY137839A (en) | Traction machine installing apparatus and installing method for traction machine | |
| CN207779617U (en) | A kind of rotor dynamic balance testing machine convenient for width adjusting | |
| CN213120968U (en) | Pressing mechanism for horizontal dynamic balancing machine | |
| CN108398207B (en) | Double-sided balancing machine | |
| CN213422530U (en) | Dynamic balance test auxiliary mechanism | |
| CN111715580B (en) | Guide rail cleaning device of dynamic balancing machine | |
| CN203076222U (en) | Rejecting equipment | |
| CN219513050U (en) | Semiconductor device testing device | |
| CN203566662U (en) | Rotary disc mechanism | |
| CN207779616U (en) | A kind of rotor dynamic balancing test machine | |
| CN215812202U (en) | Pneumatic loading type chain abrasion resistance testing machine | |
| CN206095123U (en) | A profile of tooth accuracy testing equipment for flute roller | |
| CN212691320U (en) | Vehicle detection lifting device | |
| CN211651943U (en) | Dynamic balance detection equipment | |
| CN210322293U (en) | Lever type force application mechanism for providing chain tension | |
| CN208488255U (en) | Multi-parameter bear vibration measurement experiment platform | |
| CN208221504U (en) | A kind of principal axis balance machine transmission belt regulating device | |
| US5058429A (en) | Apparatus for measuring an unbalance of a rotary member | |
| CN215178367U (en) | Dynamic balancing instrument | |
| CN212903719U (en) | Buffer device for horizontal dynamic balancing machine | |
| CN102788606B (en) | Automotive upholstery check-out console |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190214 Address after: 511404 Room 402, Jiejin Middle Road, Shiqiao Street, Panyu District, Guangzhou, Guangdong Province Patentee after: Guangdong Changzheng Huaneng Technology Co.,Ltd. Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20190214 Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 467000 Yusheng Street, Xinhua District, Pingdingshan City, Henan Province, 133 Patentee before: Yang Mingming |
|
| TR01 | Transfer of patent right |