CN112303426A - Outfield video support capable of automatically balancing angle - Google Patents
Outfield video support capable of automatically balancing angle Download PDFInfo
- Publication number
- CN112303426A CN112303426A CN202011277746.9A CN202011277746A CN112303426A CN 112303426 A CN112303426 A CN 112303426A CN 202011277746 A CN202011277746 A CN 202011277746A CN 112303426 A CN112303426 A CN 112303426A
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- China
- Prior art keywords
- fixedly connected
- support
- video frame
- plate
- outfield
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- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000005192 partition Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/242—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by spreading of the 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/027—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means comprising control arrangements
-
- 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
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to the technical field of video recording, and discloses an outfield video recording support capable of automatically balancing angles, which comprises a support plate, wherein the bottom of the support plate is rotatably connected with support legs, hydraulic springs are arranged in the support legs, a bearing block is fixedly connected between the support legs and the bottom of the support plate, a slide bar is fixedly connected inside the bearing block, the side surface of a water baffle is rotatably connected with a middle shaft, a partition plate is fixedly connected to the side surface of the middle shaft, a bearing toothed bar is meshed and connected with the surface of the middle shaft, a magnetic plate is fixedly connected to the bottom of the bearing toothed bar, a guide pipe is fixedly connected to one side of a drainage pipe, which is far away from a water tank, and a linkage rod is arranged on the. This external field video recording support that can automatic balance angle uses through the cooperation of hydraulic spring with the slide bar to reached when the support is placed the back and appears inclining, automatic adjustment support angle makes the support resume horizontally effect.
Description
Technical Field
The invention relates to the technical field of video recording, in particular to an outfield video recording bracket capable of automatically balancing angles.
Background
Video recording is the action of capturing and storing various hardware terminals (various image input sources, such as hardware acquisition devices such as video cameras, digital cameras, television cards and DVRs) or computer images (generally referred to as computer window application environment, which is also commonly referred to as "screen recording" or "recording screen") through recording and capturing software and hardware devices such as video recording software.
When carrying out the video recording through the video cassette recorder, need use the video recording support to support or be and put video recording equipment, however in the external field environment, because there is the difference in the condition in place, at the unevenness on the spot, the support can appear inclining after placing, so need put stone etc. and prop up the support bottom the pad for the support keeps the level, and is very inconvenient.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the outfield video support capable of automatically balancing the angle has the advantages that when the support inclines after being placed, the angle of the support is automatically adjusted to enable the support to restore the horizontal state, and the problem that when the support inclines after being placed, a stone block needs to be placed at the bottom of the support to support the support, so that the support is enabled to be horizontal, and the support is very inconvenient is solved.
(II) technical scheme
In order to achieve the aim of automatically adjusting the angle of the bracket to enable the bracket to restore to be horizontal when the bracket inclines after being placed, the invention provides the following technical scheme: an outfield video support capable of automatically balancing angles comprises a support plate, wherein the bottom of the support plate is rotatably connected with support legs, hydraulic springs are arranged inside the support legs, a bearing block is fixedly connected between the bottom of the support plate and the support legs, a slide bar is fixedly connected inside the bearing block, the surface of the slide bar is slidably connected with slide plates, one sides of the two slide plates opposite to each other are fixedly connected with support rods, the side surfaces of the support rods are fixedly connected with metal balls through connecting rods, one side of each metal ball, which is far away from the support rods, is provided with a current-conducting plate, the top of each slide plate is alternately provided with a magnetism-isolating sleeve, an iron ball is arranged inside the magnetism-isolating sleeve, a water tank is arranged above each slide plate, the side surface of the water tank is fixedly connected with a drainage tube, the inside of the drainage, the side of the middle shaft is fixedly connected with a partition plate, the surface of the middle shaft is connected with a bearing toothed bar in a meshed mode, the bottom of the bearing toothed bar is fixedly connected with a magnetic plate, one side, away from the water tank, of the drainage tube is fixedly connected with a guide tube, and the side of the bearing block is provided with a linkage rod in an inserting mode.
Preferably, the linkage rod is provided with magnetic balls of the same polarity inside the bearing block.
Preferably, the surface of the sliding plate is fixedly connected with the inner wall of the bearing block through a limiting spring, and the sliding plate is brought back to the initial position when the sliding rod returns to the horizontal position.
Preferably, the magnetism isolating sleeve can isolate the magnetism of the iron ball and the magnetic plate in the horizontal direction, so that the magnetic force can be generated between the iron ball and the magnetic plate only when the iron ball moves under the magnetic plate.
Preferably, the top of the receiving rack bar is fixedly connected with a return spring.
Preferably, the sliding plate slides on the surface of the sliding rod through a pulley.
Preferably, the side surface of the water baffle is provided with a water leakage hole, and the water leakage hole is opened when the partition plate rotates.
Preferably, the guide tube is respectively communicated with the hydraulic spring and the drainage tube.
(III) advantageous effects
Compared with the prior art, the invention provides an outfield video bracket capable of automatically balancing angles, which has the following beneficial effects:
1. this outfield video recording support that can automatic balance angle, use through the cooperation of hydraulic spring with the slide bar, after putting the support, when the support inclines because the place is uneven, the backup pad of support top inclines in step, the slide slides on the slide bar surface, drive the metal ball through branch and remove, insert between the current conducting plate, make the motor of the inside water jet pump of control water tank rotate, the water jet pump fills inside hydraulic spring with inside liquid water through drainage tube and pipe, thereby reached when the support is placed the back and is appeared the slope, automatic adjustment support angle makes the support resume horizontally effect.
2. This external field video recording support that can automatic balance angle, cooperation through homopolar magnetic ball and trace is used, when collecting the support, upwards mention it, under the effect of gravity, the supporting leg deflects, it inserts to accepting the block inside to drive the trace, and then drive homopolar magnetic ball and remove, when homopolar magnetic ball removes the top of magnetic sheet, under the effect of magnetic force, the magnetic sheet drives accepts the rack and removes, open the breakwater through rotating the axis, lead to the inside liquid water reflux of hydraulic spring in the water tank, and then resume initial state, thereby reached after using the support, can resume initial state's effect with hydraulic spring.
Drawings
FIG. 1 is a schematic cross-sectional view of the entire structure of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of a structural bearing block of the present invention;
FIG. 4 is a cross-sectional view of a structural slide bar of the present invention;
FIG. 5 is a cross-sectional view of a structural draft tube of the present invention;
FIG. 6 is a schematic side sectional view of the structural partition plate and the water guard plate of the present invention;
FIG. 7 is an enlarged view of portion B of FIG. 3 according to the present invention;
FIG. 8 is an enlarged view of portion C of the block diagram of the present invention shown in FIG. 4.
In the figure: 1. a support plate; 2. supporting legs; 3. a hydraulic spring; 4. a bearing block; 5. a slide bar; 6. a slide plate; 7. a strut; 8. a metal ball; 9. a conductive plate; 10. an iron ball; 11. a magnetic isolation sleeve; 12. a water tank; 13. a drainage tube; 14. a water baffle; 15. a partition plate; 16. a middle shaft; 17. a receiving rack bar; 18. a magnetic plate; 19. a linkage rod; 20. magnetic balls with the same polarity; 21. a conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a outfield video support capable of automatically balancing angles, comprising a support plate 1, wherein the support plate 1 is made of stainless steel, which can effectively prevent equipment from being corroded, greatly prolong the service life of the equipment, reduce the production cost, and play an indispensable role for enterprises, the bottom of the support plate 1 is rotatably connected with support legs 2, hydraulic springs 3 are arranged inside the support legs 2, bearing blocks 4 are fixedly connected to the bottom of the support plate 1 and positioned between the support legs 2, slide bars 5 are fixedly connected to the inside of the bearing blocks 4, slide plates 6 are slidably connected to the surfaces of the slide bars 5, the slide plates 6 slide on the surfaces of the slide bars 5 through pulleys, the surfaces of the slide plates 6 are fixedly connected to the inner walls of the bearing blocks 4 through limiting springs, the slide plates 6 are brought back to the initial positions when the slide bars 5 return to the horizontal level, a support rod 7 is fixedly connected to one side opposite to the, the side surface of the supporting rod 7 is fixedly connected with a metal ball 8 through a connecting rod, one side of the metal ball 8 far away from the supporting rod 7 is provided with a current-conducting plate 9, the top of the sliding plate 6 is inserted with a magnetic-isolating sleeve 11, the magnetic-isolating sleeve 11 can isolate the magnetism of the iron ball 10 and the magnetic plate 18 in the horizontal direction, so that the magnetic force can be generated with the magnetic plate 18 only when the iron ball 10 moves under the magnetic plate 18, the iron ball 10 is arranged inside the magnetic-isolating sleeve 11, the water tank 12 is arranged above the sliding plate 6, the side surface of the water tank 12 is fixedly connected with a drainage tube 13, the inside of the drainage tube 13 is fixedly connected with a water baffle 14, the side surface of the water baffle 14 is provided with a water leakage hole, the water leakage hole is opened when the baffle 15 rotates, the side surface of the water baffle 14 is rotatably connected with a central shaft 16, the side surface of the central shaft 16, the bottom of the bearing rack 17 is fixedly connected with a magnetic plate 18, one side of the drainage tube 13, which is far away from the water tank 12, is fixedly connected with a conduit 21, the conduit 21 is respectively communicated with the hydraulic spring 3 and the drainage tube 13, the side surface of the bearing block 4 is provided with a linkage rod 19 in an inserting manner, and the linkage rod 19 and the inner part of the bearing block 4 are provided with like magnetic balls 20.
The working principle is that after the support is placed, when the support inclines due to uneven ground, the supporting plate 1 above the support inclines synchronously, the sliding plate 6 slides on the surface of the sliding rod 5, the metal ball 8 is driven to move through the supporting rod 7 and is inserted between the conductive plates 9, and the motor of the water spray pump inside the control water tank 12 rotates.
At the same time, the sliding plate 6 moves on the surface of the sliding rod 5, and the iron ball 10 on the surface is gradually moved to the lower part of the magnetic plate 18, when the magnetic plate 18 moves to the lower part, the magnetic isolation sleeve 11 does not isolate the magnetic force of the magnetic plate 18 to the iron ball 10, so under the action of the magnetic force, the magnetic plate 18 drives the receiving rack bar 17 to move, the middle shaft 16 is engaged with the middle shaft 16 for transmission, the middle shaft 16 drives the clapboard 15 to rotate, the water leakage port arranged on the side surface of the water baffle 14 is opened, so the drainage tube 13 is opened, the water spray pump in the water tank 12 can extrude the liquid water in the water tank 12 into the guide pipe 21 through the drainage pipe 13, and then the liquid water is filled into the hydraulic spring 3 through the guide pipe 21, so that the hydraulic spring 3 is expanded to prop up the supporting leg 2 at one side upwards until the supporting plate 1 is restored to be horizontal, therefore, the effect that the support is restored to be horizontal by automatically adjusting the angle of the support when the support is inclined after being placed is achieved.
When collecting the support, upwards mention it, under the effect of gravity, supporting leg 2 deflects, drive trace 19 to accepting 4 inside insertions of piece, and then drive like polarity magnetic ball 20 and remove, when like polarity magnetic ball 20 removed the top of magnetic sheet 18, under the effect of magnetic force, magnetic sheet 18 drives and accepts rack bar 17 and removes, open breakwater 14 through rotating axis 16, lead to the inside liquid water reflux of hydraulic spring 3 in water tank 12, and then resume initial state, thereby reached after using the support, can resume initial state's effect with hydraulic spring 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can automatic balance outfield video recording support of angle, includes backup pad (1), its characterized in that: the bottom of the supporting plate (1) is rotatably connected with supporting legs (2), a hydraulic spring (3) is arranged inside the supporting legs (2), the bottom of the supporting plate (1) is positioned between the supporting legs (2) and is fixedly connected with a bearing block (4), a sliding rod (5) is fixedly connected inside the bearing block (4), a sliding plate (6) is connected to the surface of the sliding rod (5) in a sliding manner, a supporting rod (7) is fixedly connected to one side of the sliding plate (6) opposite to the side of the sliding plate (7), a metal ball (8) is fixedly connected to the side of the supporting rod (7) through a connecting rod, a conductive plate (9) is arranged on one side, away from the supporting rod (7), of the metal ball (8) is penetrated through, a magnetism isolating sleeve (11) is arranged at the top of the sliding plate (6), an iron ball (10) is arranged inside the magnetism isolating sleeve, the drainage tube is characterized in that a drainage tube (13) is fixedly connected to the side face of the water tank (12), a water baffle (14) is fixedly connected to the inner portion of the drainage tube (13), a middle shaft (16) is rotatably connected to the side face of the water baffle (14), a partition plate (15) is fixedly connected to the side face of the middle shaft (16), a bearing toothed bar (17) is connected to the surface of the middle shaft (16) in a meshed mode, a magnetic plate (18) is fixedly connected to the bottom of the bearing toothed bar (17), a guide tube (21) is fixedly connected to one side, away from the water tank (12), of the drainage tube (13), and a linkage rod (19) is arranged on the.
2. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the linkage rod (19) is provided with a magnetic ball (20) of the same polarity inside the bearing block (4).
3. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the surface of the sliding plate (6) is fixedly connected with the inner wall of the bearing block (4) through a limiting spring.
4. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the magnetism isolating sleeve (11) can isolate the magnetism of the iron ball (10) and the magnetic plate (18) in the horizontal direction.
5. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the top of the bearing rack bar (17) is fixedly connected with a return spring.
6. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the sliding plate (6) slides on the surface of the sliding rod (5) through a pulley.
7. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: and water leakage holes are formed in the side surface of the water baffle (14).
8. The outfield video frame of claim 1, wherein the angle of the outfield video frame is automatically balanced by: the guide pipe (21) is respectively communicated with the hydraulic spring (3) and the drainage pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011277746.9A CN112303426A (en) | 2020-11-16 | 2020-11-16 | Outfield video support capable of automatically balancing angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011277746.9A CN112303426A (en) | 2020-11-16 | 2020-11-16 | Outfield video support capable of automatically balancing angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112303426A true CN112303426A (en) | 2021-02-02 |
Family
ID=74335863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011277746.9A Withdrawn CN112303426A (en) | 2020-11-16 | 2020-11-16 | Outfield video support capable of automatically balancing angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112303426A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115951096A (en) * | 2022-12-23 | 2023-04-11 | 国网黑龙江省电力有限公司供电服务中心 | Auxiliary device for electrical measurement and using method |
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| DE50209535D1 (en) * | 2002-01-04 | 2007-04-05 | Leica Microsystems Schweiz Ag | Tripod with an automatic balancing device |
| CN201243558Y (en) * | 2008-08-18 | 2009-05-27 | 湛江胜浪海洋捕捞研究所 | Automatic balancing device |
| CN104141867A (en) * | 2014-07-23 | 2014-11-12 | 哈尔滨工程大学 | Automatic leveling tripod |
| CN106964740A (en) * | 2017-05-22 | 2017-07-21 | 四川瑞丰锻造有限公司 | A kind of self balancing forging moving trolley |
| CN206669255U (en) * | 2017-04-24 | 2017-11-24 | 刘洪顺 | A kind of self-balancing surveys and draws support |
| CN109158899A (en) * | 2018-10-29 | 2019-01-08 | 广州果道信息科技有限公司 | A kind of machining center grounded bracket of the stabilization against shock with Self-balancing |
| CN208967351U (en) * | 2018-10-17 | 2019-06-11 | 青岛黄海学院 | A kind of self-balancing damping camera support |
-
2020
- 2020-11-16 CN CN202011277746.9A patent/CN112303426A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50209535D1 (en) * | 2002-01-04 | 2007-04-05 | Leica Microsystems Schweiz Ag | Tripod with an automatic balancing device |
| CN201243558Y (en) * | 2008-08-18 | 2009-05-27 | 湛江胜浪海洋捕捞研究所 | Automatic balancing device |
| CN104141867A (en) * | 2014-07-23 | 2014-11-12 | 哈尔滨工程大学 | Automatic leveling tripod |
| CN206669255U (en) * | 2017-04-24 | 2017-11-24 | 刘洪顺 | A kind of self-balancing surveys and draws support |
| CN106964740A (en) * | 2017-05-22 | 2017-07-21 | 四川瑞丰锻造有限公司 | A kind of self balancing forging moving trolley |
| CN208967351U (en) * | 2018-10-17 | 2019-06-11 | 青岛黄海学院 | A kind of self-balancing damping camera support |
| CN109158899A (en) * | 2018-10-29 | 2019-01-08 | 广州果道信息科技有限公司 | A kind of machining center grounded bracket of the stabilization against shock with Self-balancing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115951096A (en) * | 2022-12-23 | 2023-04-11 | 国网黑龙江省电力有限公司供电服务中心 | Auxiliary device for electrical measurement and using method |
| CN115951096B (en) * | 2022-12-23 | 2023-08-29 | 国网黑龙江省电力有限公司供电服务中心 | Auxiliary device for electrical measurement and use method |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |
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| WW01 | Invention patent application withdrawn after publication |