CN116658761A - Bridge deflection monitoring device - Google Patents
Bridge deflection monitoring device Download PDFInfo
- Publication number
- CN116658761A CN116658761A CN202310703620.0A CN202310703620A CN116658761A CN 116658761 A CN116658761 A CN 116658761A CN 202310703620 A CN202310703620 A CN 202310703620A CN 116658761 A CN116658761 A CN 116658761A
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- CN
- China
- Prior art keywords
- base
- monitoring device
- supporting
- deflection monitoring
- magnet ring
- 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.)
- Pending
Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims description 39
- 238000012544 monitoring process Methods 0.000 abstract description 11
- 230000003014 reinforcing effect Effects 0.000 description 19
- 230000002787 reinforcement Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0008—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of bridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
Abstract
The application relates to the technical field of deflection monitoring, in particular to a bridge deflection monitoring device, which comprises a deflection measuring instrument body and a mounting assembly, wherein the mounting assembly comprises a base, two telescopic rods, two supporting plates, two locking units, a plurality of mounting blocks and a plurality of supporting blocks, the base is provided with two sliding grooves, each mounting block is provided with a plurality of mounting holes, the telescopic rods extend out of the sliding grooves, and simultaneously the supporting plates are supported on the telescopic rods and then are locked and fixed through the locking units, so that when objects are arranged on two sides of the deflection measuring instrument body, the two sides of the deflection measuring instrument body can be supported on a flat ground through the two supporting plates, the deflection measuring instrument body can be fixedly mounted on a bridge through the mounting blocks, and the telescopic rods can be contracted for storage when the supporting plates are not required to be used for fixing, thereby being mounted at different monitoring point positions, and being applicable to different terrain mounting environments.
Description
Technical Field
The application relates to the technical field of deflection monitoring, in particular to a bridge deflection monitoring device.
Background
When the deflection monitoring is carried out on the bridge, an inclination angle deflection measuring instrument is needed, but the current inclination angle deflection measuring instrument is in wired transmission, when monitoring points are more, a complex wiring line can appear, a large amount of time is wasted during installation and use, and the monitoring efficiency is relatively low.
In the prior art, install the monitoring point at the bridge difference through the bolt, through setting up power supply unit, provide power supply for wireless inclinometer, gather the gradient of the different positions of the bridge roof beam body of measurand through setting up wireless inclinometer for wire transmission's wiring complicacy problem has been solved when data transmission.
However, in the prior art, the installation needs to be performed at a plurality of different monitoring points, and the installation mode of the inclination angle flexibility measuring instrument is single and cannot be adapted to different installation environments.
Disclosure of Invention
The application aims to provide a bridge deflection monitoring device, which solves the problems that in the prior art, installation is required at a plurality of different monitoring points, the installation mode of an inclination angle deflection measuring instrument is single, and the installation device cannot be adapted to different installation environments.
In order to achieve the purpose, the application provides a bridge deflection monitoring device, which comprises a deflection measuring instrument body and a mounting assembly;
the installation component includes base, two telescopic links, two support and hold the board, two locking units, a plurality of installation piece and a plurality of supporting shoe, survey the appearance body and install the top of base, the base has two spouts, two the telescopic link respectively with corresponding spout sliding connection, two support and hold the board respectively with corresponding telescopic link fixed connection, and be located the one end of telescopic link that corresponds, two locking unit set gradually in the base with correspond on the telescopic link, a plurality of installation piece all with base fixed connection, and distribute in proper order the top of installation piece, every the installation piece all has a plurality of mounting holes, a plurality of supporting shoe all with base fixed connection, and distribute in proper order the below of base.
The installation assembly further comprises a battery pack and an operation panel, wherein the battery pack is fixedly connected with the base and is located below the base, and the operation panel is fixedly connected with the base and is located on one side of the base.
The locking unit comprises a bolt and a supporting block, the base is further provided with a plurality of first threaded holes, the telescopic rod is provided with a supporting groove, the bolt is mutually matched with any one of the first threaded holes, one end of the bolt penetrates through the corresponding first threaded hole and is fixedly connected with the supporting block, and the supporting block is mutually matched with the supporting groove.
The locking unit further comprises a rotating block, the rotating block is fixedly connected with the bolt, and the rotating block is located at the other end of the bolt.
The bridge deflection monitoring device further comprises a protection assembly, and the protection assembly is arranged on the installation assembly.
The protection assembly comprises a cover cap, a first magnet ring and a second magnet ring, wherein the cover cap is covered on the outer portion of the flexibility measuring instrument body, the first magnet ring is fixedly connected with the cover cap and located below the cover cap, the second magnet ring is fixedly connected with the base and located above the base, and the first magnet ring and the second magnet ring are attracted to each other.
The protection assembly further comprises a handle, wherein the handle is fixedly connected with the cover cap and is located above the cover cap.
According to the bridge deflection monitoring device, the telescopic rod extends out of the sliding groove, the supporting plate is supported on the telescopic rod, and then the telescopic rod is locked and fixed through the locking unit, so that when objects are arranged on two sides of the deflection measuring instrument body, the two sides of the deflection measuring instrument body can be supported through the two supporting plates, the deflection measuring instrument body can be placed and supported on a flat ground through the supporting blocks, the deflection measuring instrument body can be fixedly installed on a bridge through the installation blocks, meanwhile, when the supporting plates are not required to be used for fixing, the telescopic rod is contracted for storage, and through the arrangement of the structure, the installation can be carried out at different monitoring point positions, and the bridge deflection monitoring device can be adapted to different terrain installation environments.
Drawings
In order to more clearly illustrate the embodiments of the present application 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.
Fig. 1 is a schematic overall structure of a first embodiment of the present application.
Fig. 2 is a top view of the entirety of a first embodiment of the present application.
Fig. 3 is a cross-sectional view taken along line A-A of fig. 2 in accordance with the present application.
Fig. 4 is a schematic overall structure of a second embodiment of the present application.
Fig. 5 is a top view of the entirety of a second embodiment of the present application.
Fig. 6 is a sectional view taken along line B-B of fig. 5 in accordance with the present application.
Fig. 7 is a schematic overall structure of a second embodiment of the present application.
Fig. 8 is a top view of the entirety of two embodiments of the present application.
Fig. 9 is a cross-sectional view taken along line C-C of fig. 8 in accordance with the present application.
Fig. 10 is a sectional view taken along line D-D of fig. 9 in accordance with the present application.
101-deflection measuring instrument body, 102-base, 103-telescopic link, 104-support plate, 105-installation piece, 106-supporting piece, 107-spout, 108-mounting hole, 109-battery package, 110-operating panel, 111-bolt, 112-support piece, 113-first screw hole, 114-support groove, 115-rotating piece, 201-shroud, 202-first magnet circle, 203-second magnet circle, 204-handle, 301-threaded rod, 302-reinforcing piece, 303-conical piece, 304-second screw hole.
Detailed Description
The following detailed description of embodiments of the application, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the application.
First embodiment:
referring to fig. 1 to 3, fig. 1 is a schematic overall structure of a first embodiment of the present application, fig. 2 is a top view of the first embodiment of the present application, and fig. 3 is a cross-sectional view taken along line A-A of fig. 2. The application provides a bridge deflection monitoring device, which comprises a deflection measuring instrument body 101 and an installation assembly, wherein the installation assembly comprises a base 102, two telescopic rods 103, two supporting plates 104, two locking units, a plurality of installation blocks 105, a plurality of supporting blocks 106, a battery pack 109 and an operation panel 110, the base 102 is provided with two sliding grooves 107, the locking units comprise bolts 111, supporting blocks 112 and rotating blocks 115, the base 102 is also provided with a plurality of first threaded holes 113, and the telescopic rods 103 are provided with supporting grooves 114.
For this embodiment, the telescopic rod 103 extends out of the sliding groove 107, the supporting plate 104 is supported on the telescopic rod 103, then the bolt 111 is rotated, the bolt 111 is screwed into the corresponding first threaded hole 113, meanwhile, the supporting block 112 is driven to move, and the position of the telescopic rod 103 is locked by being supported on the inner bottom wall of the supporting groove 114, so that when objects are arranged on two sides of the flexible meter body 101, two sides of the flexible meter body 101 can be supported by the supporting plates 104, the flexible meter body 101 can be placed and supported on a flat ground by the supporting blocks 106, the flexible meter body 101 can be fixedly mounted on a bridge by the mounting blocks 105, and meanwhile, the telescopic rod 103 is contracted to be stored when the supporting plates 104 are not required to be used for fixing.
The flexibility tester body 101 is installed above the base 102, the base 102 is provided with two sliding grooves 107, two telescopic rods 103 are respectively connected with the corresponding sliding grooves 107 in a sliding mode, two supporting plates 104 are respectively connected with the corresponding telescopic rods 103 in a fixed mode and located at one ends of the corresponding telescopic rods 103, two locking units are sequentially arranged on the base 102 and the corresponding telescopic rods 103, a plurality of mounting blocks 105 are fixedly connected with the base 102 and sequentially distributed above the mounting blocks 105, each mounting block 105 is provided with a plurality of mounting holes 108, and a plurality of supporting blocks 106 are fixedly connected with the base 102 and sequentially distributed below the base 102. The telescopic rod 103 extends out of the sliding groove 107, the supporting plate 104 is supported on the telescopic rod 103, and then the telescopic rod is locked and fixed through the locking unit, so that when objects are arranged on two sides of the flexible meter body 101, the two sides of the flexible meter body 101 can be supported through the two supporting plates 104, the flexible meter body 101 can be placed and supported on a flat ground through the plurality of supporting blocks 106, the flexible meter body 101 can be fixedly installed on an installation point of a bridge through the plurality of installing holes 108 of the installing blocks 105, and meanwhile, when the supporting plate 104 is not required to be used for fixing, the telescopic rod 103 is contracted and stored, so that the flexible meter body 101 can be installed at different monitoring point positions, and different terrain installation environments can be adapted.
Next, the battery pack 109 is fixedly connected to the base 102 and located below the base 102, and the operation panel 110 is fixedly connected to the base 102 and located at one side of the base 102. The battery pack 109 is used for increasing the power of the flexibility tester body 101, continuously running, and being capable of being installed and used in a wireless mode, and is convenient for a worker to set and operate the flexibility tester body 101 through the operation panel 110.
Meanwhile, the base 102 further has a plurality of first threaded holes 113, the telescopic rod 103 has a supporting groove 114, the bolt 111 is mutually matched with any one of the first threaded holes 113, one end of the bolt 111 penetrates through the corresponding first threaded hole 113 and is fixedly connected with the supporting block 112, and the supporting block 112 is mutually matched with the supporting groove 114. The bolt 111 is turned, the bolt 111 is screwed into the corresponding first threaded hole 113, and meanwhile, the abutting block 112 is driven to move and abuts against the inner bottom wall of the abutting groove 114, so that the telescopic rod 103 is locked.
In addition, the rotating block 115 is fixedly connected with the bolt 111, and the rotating block 115 is positioned at the other end of the bolt 111. The turning block 115 facilitates the rotation of the bolt 111 without requiring an operator to use additional tools.
When the bridge deflection monitoring device of the embodiment is used, the telescopic rod 103 stretches out of the sliding groove 107, the supporting plate 104 is supported on the telescopic rod 103, then the bolt 111 is rotated, the bolt 111 is screwed into the corresponding first threaded hole 113, meanwhile, the supporting block 112 is driven to move, the inner bottom wall of the supporting groove 114 is supported, and the position of the telescopic rod 103 is locked, so that when objects are arranged on two sides of the flexible meter body 101, the two sides of the flexible meter body 101 can be supported by the supporting plates 104, the flexible meter body 101 can be placed and supported on a flat ground by the supporting blocks 106, the flexible meter body 101 can be fixedly mounted on a bridge by the mounting blocks 105, the telescopic rod 103 is not required to be retracted and stored when the supporting plates 104 are fixed, and the flexible meter body 103 can be mounted at different point positions and can be mounted in different terrain environments.
Second embodiment:
on the basis of the first embodiment, please refer to fig. 4 to 6, wherein fig. 4 is a schematic overall structure of the second embodiment of the present application, fig. 5 is a top view of the second embodiment of the present application, and fig. 6 is a cross-sectional view of fig. 5 along line B-B of the present application. The application provides a bridge deflection monitoring device, which also comprises a protection component, wherein the protection component comprises a cover 201, a first magnet ring 202, a second magnet ring 203 and a handle 204.
For the present embodiment, a worker holds the cover 201, covers the cover 201 outside the flexible instrument body 101, and simultaneously, the first magnet ring 202 and the second magnet ring 203 attract each other to complete fixation.
Wherein, the protection component set up in on the installation component. The protection component protects the flexibility tester body 101, and improves the safety of storage when not in use.
Next, the cover 201 is covered on the outside of the flexible instrument body 101, the first magnet ring 202 is fixedly connected with the cover 201 and is located below the cover 201, the second magnet ring 203 is fixedly connected with the base 102 and is located above the base 102, and the first magnet ring 202 and the second magnet ring 203 are attracted to each other. The cover 201 is covered on the outside of the flexible instrument body 101, and the first magnet ring 202 and the second magnet ring 203 are attracted to each other, so as to complete fixation.
Meanwhile, the handle 204 is fixedly connected with the cover 201 and is located above the cover 201. Holding the handle 204 may facilitate the operator to pick up the cover 201.
When the bridge deflection monitoring device of the embodiment is used, a worker holds the cover 201, covers the cover 201 outside the deflection measuring instrument body 101, and simultaneously the first magnet ring 202 and the second magnet ring 203 are attracted to each other to complete fixation, so that the deflection measuring instrument body 101 is protected, and storage safety is improved when the bridge deflection monitoring device is not used.
Third embodiment:
the bridge deflection monitoring device further comprises a plurality of reinforcing components, and the reinforcing components are arranged on the corresponding supporting blocks 106. The reinforcing assembly comprises a threaded rod 301, a reinforcing block 302 and a plurality of cone blocks 303, wherein the threaded rod 301 is fixedly connected with the reinforcing block 302 and is located above the reinforcing block 302, the supporting block 106 is provided with a second threaded hole 304, the threaded rod 301 and the second threaded hole 304 are mutually matched, and the cone blocks 303 are fixedly connected with the reinforcing block 302 and are sequentially distributed below the reinforcing block 302.
On the basis of the second embodiment, please refer to fig. 7 to 10, wherein fig. 7 is a schematic overall structure of the second embodiment of the present application, fig. 8 is a schematic overall plan view of the second embodiment of the present application, fig. 9 is a sectional view of fig. 8 along line C-C, and fig. 10 is a sectional view of fig. 9 along line D-D. The application provides a bridge deflection monitoring device, which also comprises a plurality of reinforcing components, wherein the reinforcing components comprise a threaded rod 301, a reinforcing block 302 and a plurality of conical blocks 303, and the supporting block 106 is provided with a second threaded hole 304.
For this embodiment, the reinforcing block 302 is rotated to drive the threaded rod 301 to enter the second threaded hole 304, so as to complete installation, and the plurality of conical blocks 303 are contacted with the ground, so that the skid resistance is improved, and meanwhile, the conical blocks 303 can be moved downwards to be inserted into the ground, so that the reinforcement is completed.
Wherein the reinforcement assemblies are disposed on the corresponding support blocks 106. The reinforcing component reinforces the installation operation when laying on ground, improves installation effect and stability.
Secondly, the threaded rod 301 is fixedly connected with the reinforcing block 302 and is located above the reinforcing block 302, the supporting block 106 has a second threaded hole 304, the threaded rod 301 and the second threaded hole 304 are mutually adapted, and the plurality of conical blocks 303 are fixedly connected with the reinforcing block 302 and are sequentially distributed below the reinforcing block 302. The reinforcing block 302 is rotated to drive the threaded rod 301 to enter the second threaded hole 304 to complete installation, the plurality of conical blocks 303 are contacted with the ground, the skid resistance is improved, and meanwhile, the conical blocks 303 can be moved downwards to be inserted into the ground to complete reinforcement.
When the bridge deflection monitoring device of the embodiment is used, the reinforcing block 302 is rotated to drive the threaded rod 301 to enter the second threaded hole 304 to finish installation, the conical blocks 303 are in contact with the ground, the skid resistance is improved, meanwhile, the conical blocks 303 can be moved downwards to be inserted into the ground to finish reinforcement, and therefore the installation operation when the bridge deflection monitoring device is placed on the ground is reinforced, and the installation effect and stability are improved.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the application.
Claims (7)
1. The bridge deflection monitoring device comprises a deflection measuring instrument body, and is characterized in that,
the device also comprises a mounting assembly;
the installation component includes base, two telescopic links, two support and hold the board, two locking units, a plurality of installation piece and a plurality of supporting shoe, survey the appearance body and install the top of base, the base has two spouts, two the telescopic link respectively with corresponding spout sliding connection, two support and hold the board respectively with corresponding telescopic link fixed connection, and be located the one end of telescopic link that corresponds, two locking unit set gradually in the base with correspond on the telescopic link, a plurality of installation piece all with base fixed connection, and distribute in proper order the top of installation piece, every the installation piece all has a plurality of mounting holes, a plurality of supporting shoe all with base fixed connection, and distribute in proper order the below of base.
2. The bridge deflection monitoring device of claim 1, wherein,
the installation component still includes battery package and operating panel, the battery package with base fixed connection, and be located the below of base, operating panel with base fixed connection, and be located one side of base.
3. The bridge deflection monitoring device of claim 2, wherein,
the locking unit comprises a bolt and a supporting block, the base is further provided with a plurality of first threaded holes, the telescopic rod is provided with a supporting groove, the bolt is mutually matched with any one of the first threaded holes, one end of the bolt penetrates through the corresponding first threaded hole and is fixedly connected with the supporting block, and the supporting block is mutually matched with the supporting groove.
4. The bridge deflection monitoring device of claim 3 wherein,
the locking unit further comprises a rotating block, the rotating block is fixedly connected with the bolt, and the rotating block is located at the other end of the bolt.
5. The bridge deflection monitoring device of claim 4 wherein,
the bridge deflection monitoring device further comprises a protection component, and the protection component is arranged on the installation component.
6. The bridge deflection monitoring device of claim 5 wherein,
the protection component comprises a cover cap, a first magnet ring and a second magnet ring, wherein the cover cap is covered on the outer part of the flexibility measuring instrument body, the first magnet ring is fixedly connected with the cover cap and is positioned below the cover cap, the second magnet ring is fixedly connected with the base and is positioned above the base, and the first magnet ring and the second magnet ring are attracted to each other.
7. The bridge deflection monitoring device of claim 6 wherein,
the protection assembly further comprises a handle which is fixedly connected with the cover cap and is positioned above the cover cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310703620.0A CN116658761A (en) | 2023-06-14 | 2023-06-14 | Bridge deflection monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310703620.0A CN116658761A (en) | 2023-06-14 | 2023-06-14 | Bridge deflection monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116658761A true CN116658761A (en) | 2023-08-29 |
Family
ID=87711633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310703620.0A Pending CN116658761A (en) | 2023-06-14 | 2023-06-14 | Bridge deflection monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116658761A (en) |
-
2023
- 2023-06-14 CN CN202310703620.0A patent/CN116658761A/en active Pending
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