CN112326989A - Laser speed measuring device of extra-high voltage circuit breaker - Google Patents
Laser speed measuring device of extra-high voltage circuit breaker Download PDFInfo
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- CN112326989A CN112326989A CN202011093918.7A CN202011093918A CN112326989A CN 112326989 A CN112326989 A CN 112326989A CN 202011093918 A CN202011093918 A CN 202011093918A CN 112326989 A CN112326989 A CN 112326989A
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- 230000003028 elevating effect Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
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- 238000009434 installation Methods 0.000 description 15
- 238000005259 measurement Methods 0.000 description 6
- 244000137852 Petrea volubilis Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/68—Devices characterised by the determination of the time taken to traverse a fixed distance using optical means, i.e. using infrared, visible, or ultraviolet light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to the technical field of an extra-high voltage circuit breaker speed measuring device and discloses a laser speed measuring device of an extra-high voltage circuit breaker, which comprises a moving mechanism, an adjusting mechanism, a lifting mechanism and a speed measuring mechanism, wherein the moving mechanism comprises a bottom box, four corners of the bottom box are fixedly connected with rollers, the inner sides of the rollers are fixedly connected with hydraulic push rods in bottom grooves of the bottom box, the bottoms of the hydraulic push rods are fixedly connected with inserting rods, and the adjusting mechanism comprises a base. According to the invention, the stepping motor drives the first screw rod to rotate, then the screw rod drives the adjusting mechanism to move through the screw rod nut, so that the adjusting mechanism can move transversely, two sides of the bottom of the lifting mechanism are pushed through the two electric push rods, the lifting mechanism can incline towards the other side when the electric push rods work, the stepping motor drives the second screw rod to rotate, and the second screw rod drives the connecting block on the left side of the speed measuring mechanism to move through the screw rod nut, so that the speed measuring mechanism can move up and down.
Description
Technical Field
The invention relates to the technical field of an extra-high voltage circuit breaker speed measuring device, in particular to a laser speed measuring device of an extra-high voltage circuit breaker.
Background
The extra-high voltage circuit breaker (or called high-voltage switch) not only can cut off or close the no-load current and the load current in the high-voltage circuit, but also can cut off the overload current and the short-circuit current through the action of a relay protection device when the system has a fault, has quite perfect arc extinguishing structure and enough current breaking capacity, and can be divided into: the laser velocimeter is a device which measures the moving distance of a measured object in a certain time interval through laser emission and calculates the moving speed of the object. Monitoring the online cutting of plates and pipes, measuring the length and speed of cables or sand paper, and the like; it is also suitable for measuring speed and length of textile, coating or viscose surface, and foam rubber surface objects such as flannelette and fur.
When the existing speed measuring device of the extra-high voltage circuit breaker is actually used, the adjustable amplitude is small, and the speed measuring requirement cannot be met.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a laser speed measuring device of an extra-high voltage circuit breaker, which aims to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a laser speed measuring device of an extra-high voltage circuit breaker comprises a moving mechanism, an adjusting mechanism, a lifting mechanism and a speed measuring mechanism, wherein the moving mechanism comprises a bottom box, rollers are fixedly connected with four corners of the bottom box, the inner sides of the rollers are fixedly connected with hydraulic push rods in bottom grooves of the bottom box, the bottoms of the hydraulic push rods are fixedly connected with inserting rods, the adjusting mechanism comprises a base, hinged blocks are fixedly connected with the bottom of the inner wall of the base, electric push rods are fixedly connected with the two sides of the hinged blocks at the bottom of the inner wall of the base, the lifting mechanism comprises a box body, two elliptical holes are formed in the bottom of the box body, the tops of the two electric push rods are hinged with the two elliptical holes, the bottom of the box body is hinged with the top of the hinged blocks, a second lead screw is installed inside the box body, and bearings are fixedly connected with the upper end and the, the two ends of the second lead screw are rotatably connected with the second bearing, the speed measuring mechanism comprises a lifting frame and a laser speedometer, the laser speedometer is installed on the upper surface of the lifting frame, a connecting block is fixedly connected to the left side of the lifting frame, the connecting block penetrates into the box body, and the connecting block is connected with the second lead screw through a lead screw nut.
Preferably, the inside mounting of under casing has lead screw one, the both ends of lead screw one are at the inner wall both sides fixedly connected with bearing one of under casing, the both ends of lead screw one are rotated with one of bearing and are connected, the right-hand member fixedly connected with spur gear one of lead screw, both ends are at the inside fixedly connected with slide bar of under casing around the lead screw one, the inner wall bottom fixedly connected with step motor one of under casing, the right-hand member fixedly connected with spur gear two of step motor one, spur gear two meshes with spur gear one.
Preferably, the first lead screw is connected with the base through a lead screw nut, and the sliding rod penetrates through two sides of the base and is in sliding connection with two sides of the base.
Preferably, the idler wheels and the hydraulic push rods at the bottom of the bottom box are four and are all installed at four corners of the bottom box.
Preferably, the bottom fixedly connected with belt pulley one of lead screw two, the left side fixedly connected with step motor two of box inner wall bottom, the bottom fixedly connected with belt pulley two of step motor two, be connected through belt transmission between belt pulley two and the belt pulley one, the left side fixedly connected with display screen of box.
Preferably, one side of the lifting frame close to the box body is fixedly connected with a sliding block, the sliding block is connected with a sliding groove on the right side of the box body in a sliding mode, and a long hole matched with the connecting block is formed in the right side of the box body.
Preferably, the upper surface of the lifting frame is provided with an installation groove, the lower surface of the laser velocimeter is fixedly connected with an installation block, and the laser velocimeter is inserted into the installation groove on the upper surface of the lifting frame through the installation block.
Compared with the prior art, the invention provides a laser speed measuring device of an extra-high voltage circuit breaker, which has the following beneficial effects:
1. according to the invention, the stepping motor drives the first screw rod to rotate, then the screw rod drives the adjusting mechanism to move through the screw rod nut, so that the adjusting mechanism can move transversely, the slide rod is arranged to be in sliding connection with the adjusting mechanism, two sides of the bottom of the lifting mechanism are pushed through the two electric push rods, when one electric push rod works, the lifting mechanism can incline to the other side, the stepping motor drives the second screw rod to rotate, the second screw rod drives the connecting block on the left side of the speed measuring mechanism to move through the screw rod nut, so that the speed measuring mechanism can move up and down, the measurement requirements of various angles of the equipment can be met through the steps, and the usability is greatly improved.
2. According to the invention, the rollers are arranged at the bottom of the bottom box, so that the equipment can be conveniently moved, the hydraulic push rod is arranged on the inner side of each roller, and the inserting rod is arranged at the bottom of each hydraulic push rod, so that when the equipment needs to be stably placed, the hydraulic push rod drives the inserting rod to move downwards, and the inserting rod is inserted into the ground, so that the equipment is stably placed, does not slide, and is convenient for measurement.
3. According to the invention, the mounting groove is formed in the top of the lifting frame, the mounting block is arranged at the bottom of the laser velocimeter, and the laser velocimeter is inserted and mounted with the mounting groove in the top of the lifting frame through the mounting block, so that the laser velocimeter is convenient to disassemble and assemble and is convenient for people to use.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the present invention A;
FIG. 4 is a partial block diagram of the adjustment mechanism and lift mechanism of the present invention;
FIG. 5 is a top view of the crane of the present invention;
FIG. 6 is a side view of the laser velocimeter of the present invention;
figure 7 is a side view of the crane of the present invention.
In the figure: 1 moving mechanism, 101 bottom box, 102 roller, 103 hydraulic push rod, 104 inserted rod, 105 lead screw I, 106 bearing I, 107 spur gear I, 108 slide rod, 109 stepping motor I, 110 spur gear II, 2 adjusting mechanism, 201 base, 202 cross block, 203 electric push rod, 3 lifting mechanism, 301 box body, 302 elliptical hole, 303 lead screw II, 304 bearing II, 305 belt pulley I, 306 stepping motor II, 307 belt pulley II, 308 belt, 309 display screen, 4 speed measuring mechanism, 401 lifting frame, 402 sliding block, 403 connecting block, 404 laser speed measuring instrument, 405 mounting groove and 406 mounting block.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-7, the present invention provides a technical solution: a laser speed measuring device of an extra-high voltage circuit breaker comprises a moving mechanism 1, an adjusting mechanism 2, a lifting mechanism 3 and a speed measuring mechanism 4, wherein the moving mechanism 1 comprises a bottom box 101, four corners of the bottom box 101 are fixedly connected with idler wheels 102, the inner sides of the idler wheels 102 are fixedly connected with hydraulic push rods 103 in bottom grooves of the bottom box 101, the idler wheels 102 and the hydraulic push rods 103 at the bottom of the bottom box 101 are respectively provided with four numbers and are respectively arranged at the four corners of the bottom box 101, the bottom of the hydraulic push rods 103 is fixedly connected with an inserted link 104, the adjusting mechanism 2 comprises a base 201, the bottom of the inner wall of the base 201 is fixedly connected with a hinged block 202, two sides of the hinged block 202 are fixedly connected with electric push rods 203 at the bottom of the inner wall of the base 201, the lifting mechanism 3 comprises a box body 301, the bottom of the box body 301 is provided with two elliptical holes 302, the, the inside of the box body 301 is provided with a second lead screw 303, the upper end and the lower end of the second lead screw 303 are fixedly connected with a second bearing 304 at the upper end and the lower end of the inner wall of the box body 301, the two ends of the second lead screw 303 are rotatably connected with the second bearing 304, the bottom of the second lead screw 303 is fixedly connected with a first belt pulley 305, the left side of the inner wall of the box body 301 is fixedly connected with a second stepping motor 306, the bottom of the second stepping motor 306 is fixedly connected with a second belt pulley 307, the second belt pulley 307 is in transmission connection with the first belt pulley 305 through a belt 308, the left side of the box body 301 is fixedly connected with a display screen 309, the speed measuring mechanism 4 comprises a lifting frame 401 and a laser velocimeter 404, the laser velocimeter 404 is arranged on the upper surface of the lifting frame 401, the upper surface of the lifting frame 401 is provided with an installation groove 405, the left side of the lifting frame 401 is fixedly connected with a connecting block 403, the connecting block 403 penetrates into the interior of the box body 301, the connecting block 403 is connected with a second lead screw 303 through a lead screw nut, a first lead screw 105 is installed inside the bottom box 101, two ends of the first lead screw 105 are fixedly connected with a first bearing 106 on two sides of the inner wall of the bottom box 101, two ends of the first lead screw 105 are rotatably connected with the first bearing 106, a spur gear 107 is fixedly connected with the right end of the first lead screw 105, slide bars 108 are fixedly connected with the front end and the rear end of the first lead screw 105 in the interior of the bottom box 101, a first stepping motor 109 is fixedly connected with the bottom of the inner wall of the bottom box 101, a second spur gear 110 is fixedly connected with the right end of the first stepping motor 109, the second spur gear 110 is meshed with the first spur gear 107, the first lead screw 105 is connected with the base 201 through the lead screw, the slide block 402 is connected with the slide groove on the right side of the box body 301 in a sliding manner, the right side of the box body 301 is provided with a long hole matched with the connecting block 403, the first screw rod 105 is driven to rotate by the first stepping motor 109, then the first screw rod 105 drives the adjusting mechanism 2 to move by the screw nut, so that the adjusting mechanism 2 can move transversely, the slide rod 108 is arranged to be connected with the adjusting mechanism 2 in a sliding manner, two sides of the bottom of the lifting mechanism 3 are pushed by the two electric push rods 203, when one electric push rod 203 works, the lifting mechanism 3 inclines to the other side, the second screw rod 303 is driven to rotate by the second stepping motor 306, the second screw rod 303 drives the connecting block on the left side of the speed measuring mechanism 4 to move by the screw nut, so that the speed measuring mechanism 4 can move up and down, the measurement requirements of various angles of the equipment can be met through the steps, can make things convenient for equipment to remove, through the inboard hydraulic push rod 103 that sets up at gyro wheel 102, and at the bottom installation inserted bar 104 of hydraulic push rod 103, thereby when equipment needs stable the placing, hydraulic push rod 1203 drives inserted bar 104 and moves down, insert inserted bar 104 ground, thereby let equipment stably place, can not slide, conveniently carry out the work of measuring, through setting up mounting groove 405 at crane 401's top, bottom at laser velocimeter 404 sets up installation piece 406, and laser velocimeter 404 pegs graft the installation through installation piece 406 and the mounting groove 405 at crane 401 top, thereby make things convenient for laser velocimeter 404 to carry out the dismouting, make things convenient for people to use.
When the device is used, the first stepping motor 109 drives the first lead screw 105 to rotate, then the first lead screw 105 drives the adjusting mechanism 2 to move through the lead screw nut, so that the adjusting mechanism 2 can move transversely, the slide rod 108 is arranged to be in sliding connection with the adjusting mechanism 2, two sides of the bottom of the lifting mechanism 3 are pushed through the two electric push rods 203, when one electric push rod 203 works, the lifting mechanism 3 can incline to the other side, the second stepping motor 306 drives the second lead screw 303 to rotate, the second lead screw 303 drives the connecting block 403 on the left side of the speed measuring mechanism 4 to move through the lead screw nut, so that the speed measuring mechanism 4 can move up and down, the measurement requirements of various angles of the device can be met through the steps, the hydraulic push rod 1203 drives the inserting rod 104 to move downwards, the inserting rod 104 is inserted into the ground, so that the device is placed stably and cannot slide, and the measurement, the laser velocimeter 404 is inserted into and installed in the installation groove 405 on the top of the lifting frame 401 through the installation block 406, so that the laser velocimeter 404 can be conveniently detached.
In conclusion, the first screw 105 is driven to rotate by the first stepping motor 109, then the first screw 105 drives the adjusting mechanism 2 to move by the screw nut, so that the adjusting mechanism 2 can move transversely, the slide rod 108 is arranged to be connected with the adjusting mechanism 2 in a sliding manner, two sides of the bottom of the lifting mechanism 3 are pushed by the two electric push rods 203, when one electric push rod 203 works, the lifting mechanism 3 inclines to the other side, the second screw 303 is driven to rotate by the second stepping motor 306, the second screw 303 drives the connecting block 403 on the left side of the speed measuring mechanism 4 to move by the screw nut, so that the speed measuring mechanism 4 can move up and down, the measurement requirements of various angles of the equipment can be met through the steps, the usability is greatly improved, the equipment can be conveniently moved by installing the rollers 102 at the bottom of the bottom box 101, and the hydraulic push rods 103 are arranged on the inner sides of the rollers, and at the bottom installation inserted bar 104 of hydraulic stem 103, thereby when equipment needs stably to place, hydraulic stem 1203 drives inserted bar 104 and moves down, insert inserted bar 104 ground, thereby let equipment stably place, can not slide, conveniently carry out the work of measuring, through setting up mounting groove 405 at the top of crane 401, set up installation piece 406 in the bottom of laser velocimeter 404, and laser velocimeter 404 carries out the grafting installation through installation piece 406 and the mounting groove 405 at crane 401 top, thereby make things convenient for laser velocimeter 404 to carry out the dismouting, make things convenient for people to use.
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 (7)
1. The utility model provides an extra-high voltage circuit breaker's laser speed sensor, includes moving mechanism (1), adjustment mechanism (2), elevating system (3) and speed measuring mechanism (4), its characterized in that: the moving mechanism (1) comprises a bottom box (101), idler wheels (102) are fixedly connected to four corners of the bottom box (101), hydraulic push rods (103) are fixedly connected to the inner sides of the idler wheels (102) in a bottom groove of the bottom box (101), insertion rods (104) are fixedly connected to the bottoms of the hydraulic push rods (103), the adjusting mechanism (2) comprises a base (201), a hinge block (202) is fixedly connected to the bottom of the inner wall of the base (201), electric push rods (203) are fixedly connected to the bottoms of the inner walls of the base (201) on two sides of the hinge block (202), the lifting mechanism (3) comprises a box body (301), two elliptical holes (302) are formed in the bottom of the box body (301), the tops of the two electric push rods (203) are hinged to the two elliptical holes (302), and the bottom of the box body (301) is hinged to the tops of the hinge block (202), the automatic speed measuring device is characterized in that a second lead screw (303) is arranged inside the box body (301), the upper end and the lower end of the second lead screw (303) are fixedly connected with a second bearing (304) at the upper end and the lower end of the inner wall of the box body (301), the two ends of the second lead screw (303) are rotatably connected with the second bearing (304), the speed measuring mechanism (4) comprises a lifting frame (401) and a laser velocimeter (404), the laser velocimeter (404) is arranged on the upper surface of the lifting frame (401), a connecting block (403) is fixedly connected to the left side of the lifting frame (401), the connecting block (403) penetrates into the box body (301), and the connecting block (403) is connected with the second lead screw (303) through a.
2. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 1, characterized in that: the internally mounted of under casing (101) has lead screw (105), the both ends of lead screw (105) are at the inner wall both sides fixedly connected with bearing (106) of under casing (101), the both ends of lead screw (105) rotate with bearing (106) and are connected, the right-hand member fixedly connected with spur gear (107) of lead screw (105), both ends are at the inside fixedly connected with slide bar (108) of under casing (101) around lead screw (105), the inner wall bottom fixedly connected with step motor (109) of under casing (101), the right-hand member fixedly connected with spur gear (110) of step motor (109), spur gear (110) and spur gear (107) meshing.
3. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 2, characterized in that: the first lead screw (105) is connected with the base (201) through a lead screw nut, and the sliding rod (108) penetrates through two sides of the base (201) and is connected with two sides of the base (201) in a sliding mode.
4. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 1, characterized in that: the four hydraulic push rods (103) and the four rollers (102) at the bottom of the bottom box (101) are arranged at four corners of the bottom box (101).
5. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 1, characterized in that: the bottom fixedly connected with belt pulley (305) of lead screw two (303), the left side fixedly connected with step motor two (306) of box (301) inner wall bottom, the bottom fixedly connected with belt pulley two (307) of step motor two (306), be connected through belt (308) transmission between belt pulley two (307) and belt pulley one (305), the left side fixedly connected with display screen (309) of box (301).
6. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 1, characterized in that: one side fixedly connected with slider (402) that crane (401) is close to box (301), slider (402) and the spout sliding connection on box (301) right side, open the right side of box (301) has the slot hole that matches with connecting block (403).
7. The laser speed measuring device of the extra-high voltage circuit breaker according to claim 1, characterized in that: the upper surface of the lifting frame (401) is provided with a mounting groove (405), the lower surface of the laser velocimeter (404) is fixedly connected with a mounting block (406), and the laser velocimeter (404) is inserted into the mounting groove (405) on the upper surface of the lifting frame (401) through the mounting block (406).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093918.7A CN112326989A (en) | 2020-10-14 | 2020-10-14 | Laser speed measuring device of extra-high voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093918.7A CN112326989A (en) | 2020-10-14 | 2020-10-14 | Laser speed measuring device of extra-high voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112326989A true CN112326989A (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011093918.7A Withdrawn CN112326989A (en) | 2020-10-14 | 2020-10-14 | Laser speed measuring device of extra-high voltage circuit breaker |
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| Country | Link |
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| CN (1) | CN112326989A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747873A (en) * | 2022-01-27 | 2022-07-15 | 武汉天启动画设计有限公司 | Work platform for cartoon wound effect and use method |
-
2020
- 2020-10-14 CN CN202011093918.7A patent/CN112326989A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747873A (en) * | 2022-01-27 | 2022-07-15 | 武汉天启动画设计有限公司 | Work platform for cartoon wound effect and use method |
| CN114747873B (en) * | 2022-01-27 | 2023-08-25 | 武汉天启动画设计有限公司 | Working platform with cartoon effect and use method |
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Application publication date: 20210205 |