CN214149876U - Turn to detection mechanism and have its vehicle - Google Patents
Turn to detection mechanism and have its vehicle Download PDFInfo
- Publication number
- CN214149876U CN214149876U CN202020951620.4U CN202020951620U CN214149876U CN 214149876 U CN214149876 U CN 214149876U CN 202020951620 U CN202020951620 U CN 202020951620U CN 214149876 U CN214149876 U CN 214149876U
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- China
- Prior art keywords
- magnetic
- vehicle
- detection
- steering
- positioning
- 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.)
- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 116
- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 230000008859 change Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000004382 potting Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/06—Steering behaviour; Rolling behaviour
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model provides a turn to detection mechanism and have its vehicle turns to detection mechanism and includes: a steering shaft rotatably provided on a vehicle body of the vehicle to control steering of the vehicle through the steering shaft; the magnetic part is arranged at the end part of the steering shaft, and the N pole and the S pole of the magnetic part are respectively positioned at two sides of the steering shaft in the axial direction; the magnetic detection piece is arranged on a vehicle body of the vehicle, and a detection head of the magnetic detection piece is arranged towards the magnetic piece so that when the steering shaft drives the magnetic piece to rotate, the magnetic detection piece can obtain the rotation condition of the steering shaft by detecting the change of a magnetic field between an N pole of the magnetic piece and an S pole of the magnetic piece. Through the technical scheme provided by the utility model, can solve the technical problem that the assembly of the detection mechanism is complicated that turns to among the prior art.
Description
The scheme is a divisional application with the application number of 201921193104.3, the application date of 2019, 07 and 26 months, and the name of a utility model, namely 'steering detection mechanism and vehicle with the same'.
Technical Field
The utility model relates to a vehicle technical field particularly, relates to a turn to detection mechanism and have its vehicle.
Background
At present, turn to detection mechanism among the prior art includes steering spindle, magnet mount, first magnet, second magnet and hall detection piece, and the magnet mount sets up the tip at the steering spindle, and first magnet and second magnet all set up on the magnet mount, and first magnet sets up with the second magnet interval, and the N utmost point of first magnet sets up with the S utmost point of second magnet relatively, and the steering spindle sets up the interval department at first magnet and second magnet.
However, such an assembly structure in the prior art is complicated, and has a certain requirement on the mounting accuracy of the first magnet, the hall sensing element, and the second magnet.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a turn to detection mechanism and have its vehicle to solve the technical problem that turns to detection mechanism among the prior art and assemble complicacy.
In order to achieve the above object, according to an aspect of the present invention, there is provided a steering detection mechanism, including: a steering shaft rotatably provided on a vehicle body of the vehicle to control steering of the vehicle through the steering shaft; the magnetic part is arranged at the end part of the steering shaft, and the N pole and the S pole of the magnetic part are respectively positioned at two sides of the axis of the steering shaft; the magnetic detection piece is arranged on a vehicle body of the vehicle, and a detection head of the magnetic detection piece is arranged towards the magnetic piece so that when the steering shaft drives the magnetic piece to rotate, the magnetic detection piece can obtain the rotation condition of the steering shaft by detecting the change of a magnetic field between an N pole of the magnetic piece and an S pole of the magnetic piece.
Further, the steering detection mechanism further includes: the magnetic detection piece is arranged on the positioning support, and the positioning support is connected with at least part of the vehicle so as to position the magnetic detection piece through the positioning support.
Furthermore, a positioning through hole is formed in the positioning support and arranged towards the magnetic part, and a detection head of the magnetic detection part is arranged in the positioning through hole.
Further, the locating support comprises a support body and a first locating portion, the first locating portion is arranged on the support body, the detection head of the magnetic detection piece is arranged on the support body, and at least part of the vehicle is provided with a second locating portion matched with the first locating portion so as to locate the locating support through the matching of the first locating portion and the second locating portion.
Furthermore, first location portion is the positioning protrusion, and second location portion is positioning groove, and the positioning protrusion sets up in positioning groove to fix a position the locating support.
Furthermore, the positioning support comprises a first support and a second support, the first support and the second support are connected at a preset angle, the first support is provided with a positioning through hole, and one end, far away from the first support, of the second support is used for being connected with at least part of the vehicle.
Furthermore, turn to detection mechanism still includes the control part, and magnetism detection spare is including detecting head and connecting pin, and connecting pin is connected with detecting the head, and connecting pin passes behind the positioning hole guide and the control part of second support and is connected.
Further, the steering detection mechanism further includes: and a control part on which the magnetic detection piece is arranged so that the control part controls the steering of the vehicle according to the rotation signal of the steering shaft detected by the detection piece.
According to the utility model discloses an on the other hand provides a vehicle, and the vehicle includes the automobile body and turns to detection mechanism, turns to detection mechanism and sets up on the automobile body, turns to detection mechanism and is the above-mentioned detection mechanism that turns to that provides.
Further, the vehicle still includes the casing, and the at least part of the steering spindle that turns to detection mechanism rotationally sets up in the casing, is provided with on the casing and dodges the hole, and the one end that is provided with the magnetic part of steering spindle sets up with dodging the hole relatively to dodge the magnetic field of magnetic part through dodging the hole.
Further, the vehicle still includes sealed lid, and steering mechanism's magnetism detects the piece and steering mechanism's magnetism spare is located the both sides of sealed lid respectively, and sealed lid sets up in dodging hole department to seal the hole of dodging through sealed lid.
Further, the vehicle still includes the sealing member, and the sealing member setting is between sealed lid and dodge the hole to seal the clearance between sealed lid and the dodge hole through the sealing member.
Use the technical scheme of the utility model, set up the magnetic part through the tip at the steering spindle to detect the change in magnetic field between the N utmost point to the S utmost point of this magnetic part through magnetism detection piece, obtain the turned angle condition of steering spindle through the change that detects magnetic field. In the embodiment, a plurality of magnetic parts are not required to be arranged, the plurality of magnetic parts are not required to be arranged at intervals, and the arrangement of the magnetic parts and the magnetic detection parts is not required to be accurately arranged and positioned, so that the assembly is simplified. Therefore, through the utility model provides a technical scheme can solve the technical problem that turns to detection mechanism assembly among the prior art complicacy.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows an exploded view provided according to an embodiment of the present invention;
fig. 2 shows an exploded view of another angular orientation provided in accordance with an embodiment of the present invention;
fig. 3 shows a front view provided according to an embodiment of the present invention;
fig. 4 shows a top view provided according to an embodiment of the present invention;
fig. 5 shows a right side view provided according to an embodiment of the present invention;
fig. 6 illustrates a cross-sectional view provided in accordance with an embodiment of the present invention;
fig. 7 illustrates a partial cross-sectional view provided in accordance with an embodiment of the present invention;
fig. 8 shows a cross-sectional view of another angle provided in accordance with an embodiment of the present invention; and
fig. 9 shows an enlarged view at a in fig. 8.
Wherein the figures include the following reference numerals:
10. a steering shaft; 20. a magnetic member; 30. a magnetic detection member; 40. positioning the bracket; 41. a first bracket; 42. a second bracket; 50. a control component; 60. a sealing cover; 70. and a seal.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 9, a first embodiment of the present invention provides a steering detection mechanism, which includes a steering shaft 10, a magnetic member 20, and a magnetic detection member 30. Wherein the steering shaft 10 is rotatably provided on a vehicle body of the vehicle to control steering of the vehicle by the steering shaft 10. The magnetic member 20 is disposed at an end of the steering shaft 10, and the N pole and the S pole of the magnetic member 20 are respectively located at both sides of the axis of the steering shaft 10. The magnetic detection member 30 is disposed on the vehicle body of the vehicle, and a detection head of the magnetic detection member 30 is disposed toward the magnetic member 20, so that when the steering shaft 10 rotates the magnetic member 20, the magnetic detection member 30 detects a change in a magnetic field from an N pole of the magnetic member 20 to an S pole of the magnetic member 20 to obtain a rotation condition of the steering shaft 10.
With the steering detection mechanism provided in this embodiment, the magnetic member 20 is disposed at the end of the steering shaft 10, and the magnetic detection member 30 detects the change in the magnetic field between the N pole of the magnetic member 20 and the S pole of the magnetic member 20, so as to obtain the rotation angle of the steering shaft 10 by detecting the change in the magnetic field. In the embodiment, a plurality of magnetic members 20 are not required to be arranged, the plurality of magnetic members 20 are not required to be arranged at intervals, and the arrangement of the magnetic members 20 and the magnetic detection member 30 is not required to be accurately arranged and positioned, so that the assembly is simplified, and the assembly and production cost can be reduced. Meanwhile, the steering detection mechanism provided in the embodiment is simple in structure and convenient to produce and manufacture. Specifically, the magnetic detection element 30 in this embodiment may be a hall sensor, a detection head of the hall sensor is disposed toward the magnetic element 20, and the magnetic element 20 may be a magnet, and the magnet is used to trigger the hall sensor.
In the present embodiment, the steering detection mechanism further includes a positioning bracket 40, the magnetic detection member 30 is disposed on the positioning bracket 40, and the positioning bracket 40 is connected to at least a portion of the vehicle to position the magnetic detection member 30 via the positioning bracket 40. Specifically, the positioning bracket 40 can not only position the magnetic detection piece 30, but also protect the magnetic detection piece 30, thereby avoiding the magnetic detection piece 30 from being subjected to position deviation or being damaged due to external force in the use process.
Specifically, the positioning bracket 40 in this embodiment is provided with a positioning through hole, the positioning through hole is disposed toward the magnetic member 20, and the detection head of the magnetic detection member 30 is disposed in the positioning through hole. By adopting the arrangement, the magnetic detection piece 30 can be better positioned, so that the magnetic piece 20 can be better detected, and the stability and the precision of detection are improved.
In the present embodiment, the positioning bracket 40 includes a bracket body and a first positioning portion. The first positioning portion is provided on the bracket body, the detection head of the magnetic detection member 30 is provided on the bracket body, and at least a part of the vehicle is provided with a second positioning portion adapted to the first positioning portion, so as to position the positioning bracket 40 by the cooperation of the first positioning portion and the second positioning portion. With this arrangement, the magnetic detection piece 30 can be stably arranged on the vehicle to improve the stability and accuracy of detection.
Specifically, the first positioning portion in this embodiment is a positioning protrusion, the second positioning portion is a positioning groove, and the positioning protrusion is disposed in the positioning groove to position the positioning bracket 40.
In this embodiment, the positioning bracket 40 includes a first bracket 41 and a second bracket 42, and the first bracket 41 and the second bracket 42 are connected at a predetermined angle. The first bracket 41 is provided with a positioning through hole, and one end of the second bracket 42 far away from the first bracket 41 is used for connecting with at least part of the vehicle. Specifically, the connecting wires of the magnetic detection member 30 may be disposed on the side wall of the second bracket 42 to facilitate the wiring. The positioning bracket 40 in this embodiment may be an L-shaped structure.
Specifically, the steering detection mechanism further includes a control unit 50, the magnetic detection element 30 includes a detection head and a connection pin, the connection pin is connected to the detection head, and the connection pin is connected to the control unit 50 through the second bracket after passing through the positioning through hole. In this embodiment, the connection pins are disposed along the side wall of the second bracket after passing through the positioning through holes, and are connected with the control component 50 under the guidance of the second bracket.
Specifically, the steering detection mechanism in the present embodiment further includes a control part 50, and the magnetic detection piece 30 is provided on the control part 50 so that the control part 50 controls the steering of the vehicle in accordance with a rotation signal of the steering shaft 10 detected by the detection piece. Specifically, the control unit 50 is a main control board, the magnetic detection element 30 is electrically connected to the main control board, and the magnetic detection element 30 is disposed on the control unit 50 through the positioning bracket 40. In this embodiment, the control board, the magnetic detection member 30 and the battery are disposed in the battery case through the potting process to form the battery module, and the positioning bracket 40 herein can avoid the impact of the glue on the magnetic detection member 30 during the potting process to cause a position deviation, so as to protect the magnetic detection member 30 through the positioning bracket 40. The main control board in this embodiment is used for electrically controlling the battery of the whole vehicle.
The embodiment two of the utility model provides a vehicle, vehicle include the automobile body and turn to detection mechanism, turn to detection mechanism and set up on the automobile body, turn to detection mechanism and for the embodiment one the detection mechanism that turns to that provides.
In this embodiment, the vehicle further includes a housing, at least a portion of the steering shaft 10 of the steering detection mechanism is rotatably disposed in the housing, an avoiding hole is disposed on the housing, and one end of the steering shaft 10, at which the magnetic member 20 is disposed, is disposed opposite to the avoiding hole, so as to avoid the magnetic field of the magnetic member 20 through the avoiding hole. Specifically, the housing in this embodiment is made of a metal material, and the magnetic field of the magnetic member 20 can be prevented from being affected by the housing by providing the avoiding hole, so that the magnetic detection member 30 can accurately detect the rotation angle of the magnetic member 20, thereby improving the detection accuracy.
In order to prevent water or other impurities from entering the interior of the housing through the avoiding hole, the vehicle in this embodiment further includes a sealing cover 60, and the magnetic detection member of the steering mechanism and the magnetic member of the steering mechanism are respectively located on two sides of the sealing cover 60. The sealing cover 60 is disposed at the avoiding hole to seal the avoiding hole through the sealing cover 60, thereby performing a local waterproof function.
In order to further improve the sealing performance, the vehicle in this embodiment further includes a sealing member 70, and the sealing member 70 is disposed between the sealing cover 60 and the relief hole to seal a gap between the sealing cover 60 and the relief hole by the sealing member 70. Specifically, the sealing member 70 may be made of an elastic material, and the sealing member 70 in this embodiment may be a silicone gasket. With such an arrangement, the waterproof grade can be improved better.
In this embodiment, the vehicle further includes a leg lever, which is connected to the steering shaft 10 and drives the steering shaft 10 to rotate. In the use of user, the user rotates in order to drive the rotation through the effect to the leg control pole, and hall sensor detects the rotation back of pivot and transmits the signal to the main control board to the work of the motor of messenger's main control board control vehicle.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the assembly process is simplified, the production and assembly cost is reduced, the waterproof grade is improved, the structure is simple, and the detection precision is accurate.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A steering detection mechanism for use in a vehicle having a steering shaft rotatably provided on a vehicle body of the vehicle to control steering of the vehicle by the steering shaft; characterized in that, turn to detection mechanism includes:
the magnetic part is arranged at the end part of the steering shaft, and the N pole and the S pole of the magnetic part are respectively positioned at two sides of the axis of the steering shaft;
the magnetic detection piece is arranged on a vehicle body of the vehicle, and a detection head of the magnetic detection piece is arranged towards the magnetic piece so that when the steering shaft drives the magnetic piece to rotate, the magnetic detection piece detects the change of a magnetic field between an N pole of the magnetic piece and an S pole of the magnetic piece to obtain the rotation condition of the steering shaft;
the magnetic detection piece is arranged on the positioning bracket, and the positioning bracket positions the magnetic detection piece; the positioning support comprises a first support and a second support, the first support and the second support are connected at a preset angle, a positioning through hole is formed in the first support, the positioning through hole is arranged towards the magnetic part, and a detection head of the magnetic detection part is arranged in the positioning through hole; one end of the second bracket, which is far away from the first bracket, is used for being connected with at least part of the vehicle, and a connecting wire of the magnetic detection piece is arranged on the side wall of the second bracket.
2. The steering detection mechanism according to claim 1, wherein the positioning bracket includes a bracket body and a first positioning portion, the first positioning portion is provided on the bracket body, the detection head of the magnetic detection member is provided on the bracket body, at least a part of the vehicle is provided with a second positioning portion that is adapted to the first positioning portion, and the first positioning portion and the second positioning portion cooperate to position the positioning bracket.
3. The steering detection mechanism according to claim 2, wherein the first positioning portion is a positioning projection, the second positioning portion is a positioning groove, and the positioning projection is provided in the positioning groove.
4. The steering detection mechanism according to claim 1, wherein the magnetic detection member includes a detection head and a connection pin, the connection pin is connected to the detection head, and the connection pin is connected to the control member of the vehicle through the second bracket after passing through the positioning through hole.
5. The steering sensing mechanism according to claim 1, further comprising a control member; the magnetic detection piece is arranged on the control component, and the control component controls the steering of the vehicle according to the rotation signal of the steering shaft detected by the detection piece.
6. The steering sensing mechanism of claim 5, further comprising a battery, wherein the magnetic sensing member, the control panel and the battery are disposed within a battery housing by a potting process.
7. A vehicle characterized by comprising a vehicle body and a steering detection mechanism provided on the vehicle body, the steering detection mechanism being the steering detection mechanism of any one of claims 1 to 6.
8. The vehicle of claim 7, further comprising a housing, wherein at least a portion of a steering shaft of the vehicle is rotatably disposed in the housing, the housing is provided with an avoidance hole, one end of the steering shaft, which is provided with the magnetic member, is disposed opposite to the avoidance hole, and the avoidance hole avoids a magnetic field of the magnetic member.
9. The vehicle of claim 8, further comprising a sealing cover, wherein the magnetic detection member of the steering detection mechanism and the magnetic member of the steering detection mechanism are respectively located at two sides of the sealing cover, the sealing cover is disposed at the avoiding hole, and the sealing cover seals the avoiding hole.
10. The vehicle of claim 9, further comprising a seal disposed between the seal cover and the relief hole, the seal sealing a gap between the seal cover and the relief hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020951620.4U CN214149876U (en) | 2019-07-26 | 2019-07-26 | Turn to detection mechanism and have its vehicle |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020951620.4U CN214149876U (en) | 2019-07-26 | 2019-07-26 | Turn to detection mechanism and have its vehicle |
| CN201921193104.3U CN210923099U (en) | 2019-07-26 | 2019-07-26 | Steering detection mechanism and vehicle having the same |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921193104.3U Division CN210923099U (en) | 2019-07-26 | 2019-07-26 | Steering detection mechanism and vehicle having the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214149876U true CN214149876U (en) | 2021-09-07 |
Family
ID=71351275
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921193104.3U Expired - Fee Related CN210923099U (en) | 2019-07-26 | 2019-07-26 | Steering detection mechanism and vehicle having the same |
| CN202020953477.2U Active CN214010763U (en) | 2019-07-26 | 2019-07-26 | Turn to detection mechanism and have its vehicle |
| CN202020951620.4U Expired - Fee Related CN214149876U (en) | 2019-07-26 | 2019-07-26 | Turn to detection mechanism and have its vehicle |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921193104.3U Expired - Fee Related CN210923099U (en) | 2019-07-26 | 2019-07-26 | Steering detection mechanism and vehicle having the same |
| CN202020953477.2U Active CN214010763U (en) | 2019-07-26 | 2019-07-26 | Turn to detection mechanism and have its vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (3) | CN210923099U (en) |
| WO (1) | WO2021018098A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210923099U (en) * | 2019-07-26 | 2020-07-03 | 纳恩博（北京）科技有限公司 | Steering detection mechanism and vehicle having the same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7307416B2 (en) * | 2004-10-22 | 2007-12-11 | Delphi Technologies, Inc. | Position sensor and assembly |
| US9134200B2 (en) * | 2012-08-17 | 2015-09-15 | Cts Corporation | Motor vehicle chassis sensor |
| JP2017013641A (en) * | 2015-07-01 | 2017-01-19 | 株式会社東海理化電機製作所 | Steering lock device |
| CN205785059U (en) * | 2016-07-03 | 2016-12-07 | 厦门大学 | Angular transducer based on hall device |
| CN107796298B (en) * | 2016-09-05 | 2024-04-19 | 泰科电子(上海)有限公司 | Angle sensor |
| CN207611513U (en) * | 2017-09-29 | 2018-07-13 | 南昌墨泥软件有限公司 | A driving simulator steering device with shaft limit and motor drive |
| CN108562224A (en) * | 2018-04-20 | 2018-09-21 | 张博熙 | Automobile intelligent steering torque and angular transducer |
| CN210923099U (en) * | 2019-07-26 | 2020-07-03 | 纳恩博（北京）科技有限公司 | Steering detection mechanism and vehicle having the same |
-
2019
- 2019-07-26 CN CN201921193104.3U patent/CN210923099U/en not_active Expired - Fee Related
- 2019-07-26 CN CN202020953477.2U patent/CN214010763U/en active Active
- 2019-07-26 CN CN202020951620.4U patent/CN214149876U/en not_active Expired - Fee Related
-
2020
- 2020-07-27 WO PCT/CN2020/104937 patent/WO2021018098A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021018098A1 (en) | 2021-02-04 |
| CN214010763U (en) | 2021-08-20 |
| CN210923099U (en) | 2020-07-03 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |
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| CF01 | Termination of patent right due to non-payment of annual fee |