CN111746935A - Musical instrument packing box with limiting structure for musical instrument - Google Patents
Musical instrument packing box with limiting structure for musical instrument Download PDFInfo
- Publication number
- CN111746935A CN111746935A CN202010612759.0A CN202010612759A CN111746935A CN 111746935 A CN111746935 A CN 111746935A CN 202010612759 A CN202010612759 A CN 202010612759A CN 111746935 A CN111746935 A CN 111746935A
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- Prior art keywords
- musical instrument
- box body
- fixedly connected
- rod
- air
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- 238000012856 packing Methods 0.000 title claims abstract description 30
- 238000013016 damping Methods 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 239000011435 rock Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Buffer Packaging (AREA)
Abstract
The invention discloses a musical instrument packaging box with a limiting structure based on a musical instrument, and belongs to the technical field of packaging boxes. A musical instrument packing box with a limiting structure based on a musical instrument comprises a first box body and a second box body placed in the first box body, wherein a damping plate is arranged in the first box body and fixedly connected into the first box body through a damping rod, a first air bag is fixedly connected onto the side wall inside the second box body, a bottom protection plate is slidably connected into the second box body, a second air bag is fixedly connected onto the top of the bottom protection plate, an air rod is fixedly connected onto the bottom of the bottom protection plate, an air cavity is fixedly connected onto the second box body, a first spring is sleeved on the air rod and the air cavity, an air storage bag is fixedly connected onto the bottom of the second box body, the air cavity is communicated with the air storage bag through a first air pipe, the air storage bag is communicated with the first air bag through a second air pipe; the invention solves the problems that the transportation process is easy to damage, the carrying is long, the physical strength is wasted, and the musical instrument shakes in the box body to cause damage.
Description
Technical Field
The invention relates to the technical field of packaging boxes, in particular to a musical instrument packaging box with a limiting structure based on a musical instrument.
Background
Most musical instruments use packing boxes, such as violins, saxophones, trumpets, clarinets and the like, and the packing boxes of the musical instruments need to have various performances of pressure resistance, falling resistance and the like.
The musical instrument is usually mailed and transported by using the paper box and the foam package, the protection effect is not ideal, the musical instrument is easy to be extruded and damaged during transportation, the musical instrument is usually only lifted or carried when being carried daily, physical strength can be greatly wasted after long-term use, a common protection box can only be used for storage, the protection effect is not ideal, and the musical instrument is easy to shake and damage in the box body.
Disclosure of Invention
The invention aims to solve the problems that the musical instrument is easy to damage in the transportation process, the physical strength is wasted after the musical instrument is carried for a long time, and the musical instrument shakes in a box body to cause damage, and provides a musical instrument packaging box with a limiting structure based on the musical instrument.
In order to achieve the purpose, the invention adopts the following technical scheme:
a musical instrument packing box with a limiting structure based on a musical instrument comprises a first box body and a second box body placed in the first box body, wherein a damping plate is arranged in the first box body, a buffering sponge is fixedly connected onto the damping plate, the damping plate is fixedly connected into the first box body through a damping rod, a first air bag is fixedly connected onto the side wall inside the second box body, a bottom protection plate is connected onto the second box body in a sliding mode, a second air bag is fixedly connected onto the top of the bottom protection plate, an air rod is fixedly connected onto the bottom of the bottom protection plate, an air cavity is fixedly connected onto the second box body, the air rod is connected into the air cavity in a sliding mode, a first spring is sleeved on the air rod and the air cavity, two ends of the first spring respectively abut against the bottom protection plate and the second box body, an air storage bag is fixedly connected onto the bottom of the second box body, and the air cavity is communicated, the air storage bag is communicated with the first air bag through a second air pipe, and a locking mechanism is arranged on the second box body.
Preferably, the top of the first box body is rotatably connected with a first box door through a first rotating shaft.
Preferably, the first box side wall is rotatably connected with a supporting rod, and the supporting rod is rotatably connected with a moving wheel.
Preferably, a handle is fixedly connected to the first box body.
Preferably, the shock-absorbing rod comprises a rotating rod and a sleeve, the rotating rod is connected in the sleeve in a sliding mode, a cylindrical block is fixedly connected to the top of the rotating rod, a rotating block is fixedly connected to the cylindrical block, a rotating groove matched with the rotating block is formed in the first box body, a spiral guide block is fixedly connected to the side wall of the rotating rod, a spiral groove is formed in the sleeve, and the spiral guide block is connected in the spiral groove in a sliding mode.
Preferably, a second spring is arranged in the sleeve, and two ends of the second spring respectively abut against the rotating rod and the first box body.
Preferably, the two ends of the bottom guard plate are rotatably connected with pulleys, pulley grooves are formed in the second box body, and the pulleys are slidably connected in the pulley grooves.
Preferably, the top of the second box body is rotatably connected with a second box door through a second rotating shaft.
Preferably, locking mechanism includes locking piece and lower locking piece, it is connected with the shifting block to rotate on the locking piece down, it is connected with annular locking lever to rotate on the shifting block, last locking piece is last to be seted up with annular locking lever matched with groove.
Preferably, a clamping block is arranged on the air rod, and a sealing ring is detachably connected in the clamping block.
Compared with the prior art, the invention provides a musical instrument packing box with a limiting structure based on a musical instrument, which has the following beneficial effects:
1. this musical instrument packing box with limit structure based on musical instrument rotates through first pivot through first box top and is connected with first chamber door, rotates on the first box lateral wall and is connected with branch, rotates on the branch and is connected with the removal wheel, fixedly connected with handle on the first box, opens first chamber door and can place the second box in the first box, the handle that is equipped with on the first box with remove the wheel convenience and remove first box.
2. The musical instrument packing box with the limiting structure for the musical instrument comprises a rotating rod and a sleeve through a damping rod, the rotating rod is connected in the sleeve in a sliding manner, a cylindrical block is fixedly connected to the top of the rotating rod, a rotating block is fixedly connected to the cylindrical block, a rotating groove matched with the rotating block is formed in a first box body, a spiral guide block is fixedly connected to the side wall of the rotating rod, a spiral groove is formed in the sleeve, the spiral guide block is connected in the spiral groove in a sliding manner, a second spring is arranged in the sleeve, two ends of the second spring respectively abut against the rotating rod and the first box body, the rotating rod is rotatably and telescopically rotated in the sleeve through the spiral guide block fixedly connected to the rotating rod, when the first box body is subjected to external force vibration and is transmitted into the box, the damping plate shakes, the rotating rod rotatably and telescopically rotates in the sleeve when the damping plate shakes, damping is realized through extrusion, the structure is different from that the straight telescopic rod can shake back and forth continuously when being, if the shaking amplitude is too large or the shaking amplitude is too long, the articles in the box are not collided but are easy to shake and damage, and the spiral telescopic structure can be subjected to certain resistance when being stretched due to rotary stretching, so that the phenomenon of too high shaking frequency cannot occur, and the articles in the box can not be shaken and damaged.
3. This musical instrument packing box with limit structure based on musical instrument all rotates through the both ends of end backplate and is connected with the pulley, has seted up the pulley groove in the second box, and pulley sliding connection has reduced gliding resistance in the pulley groove through setting up the pulley and sliding in the pulley groove, makes end backplate slip more sensitive to play the guarantee to the function of whole equipment.
4. This musical instrument packing box based on musical instrument is with having limit structure is equipped with the fixture block through the gas pole, can dismantle in the fixture block and be connected with the sealing washer, and the sealing washer can be placed on the one hand to the fixture block, and on the other hand also supports and the air cavity top, prevents breaking away from of being connected, and the leakproofness of whole device can be ensured to the sealing washer, prevents to leak gas.
5. This musical instrument packing box based on musical instrument is with having limit structure through fixedly connected with buffering sponge on the shock attenuation board, and the buffering sponge plays further guard action.
Drawings
FIG. 1 is a schematic structural diagram of a second box body of a musical instrument packing box with a limiting structure for a musical instrument according to the present invention;
FIG. 2 is a schematic structural diagram of part A in FIG. 1 of a musical instrument packing case with a limiting structure for a musical instrument according to the present invention;
FIG. 3 is a schematic structural diagram of a portion B in FIG. 1 of a musical instrument packing case with a limiting structure for a musical instrument according to the present invention;
FIG. 4 is a schematic structural diagram of a first box body of a musical instrument packing box with a limiting structure for a musical instrument according to the present invention;
FIG. 5 is a first schematic structural diagram of a damper rod of a musical instrument packing box with a limiting structure for a musical instrument according to the present invention;
FIG. 6 is a schematic structural diagram of a second damping rod of a musical instrument packing box with a limiting structure for a musical instrument according to the present invention;
fig. 7 is a schematic structural diagram of a part a-a in fig. 6 of a musical instrument packing case with a limiting structure for a musical instrument according to the present invention.
In the figure: 1. a first case; 1001. a handle; 101. a first door; 1011. a first rotating shaft; 102. a strut; 1021. a moving wheel; 103. a damper plate; 1032. a buffer sponge; 104. a shock-absorbing lever; 1041. a sleeve; 1042. a rotating rod; 1043. a cylindrical block; 1044. rotating the block; 1045. a second spring; 1046. a helical groove; 1047. a spiral guide block; 2. a second case; 201. a second door; 2011. a second rotating shaft; 2012. locking the block; 2013. an annular lock lever; 2014. a lower locking block; 2015. shifting blocks; 202. a first air bag; 3. a bottom guard plate; 3001. a second air bag; 301. a pulley; 3011. a pulley groove; 302. an air cavity; 303. a gas lever; 3031. a clamping block; 3032. a seal ring; 304. a first spring; 305. a first air pipe; 4. a gas storage bag; 401. a second air pipe.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, 2 and 4, a musical instrument packing box with a limiting structure for a musical instrument comprises a first box body 1 and a second box body 2 arranged in the first box body 1, wherein a damping plate 103 is arranged in the first box body 1, the damping plate 103 is fixedly connected in the first box body 1 through a damping rod 104, a first air bag 202 is fixedly connected on the inner side wall of the second box body 2, a bottom protection plate 3 is slidably connected in the second box body 2, a second air bag 3001 is fixedly connected at the top of the bottom protection plate 3, an air rod 303 is fixedly connected at the bottom of the bottom protection plate 3, an air cavity 302 is fixedly connected on the second box body 2, the air rod 303 is slidably connected in the air cavity 302, a first spring 304 is sleeved on the air rod 303 and the air cavity 302, two ends of the first spring 304 respectively abut against the bottom protection plate 3 and the second box body 2, an air storage bag 4 is fixedly connected at the bottom of the second box body 2, the air storage bag 302 is, the air storage bag 4 is communicated with the first air bag 202 through a second air pipe 401, a locking mechanism is arranged on the second box body 2, the second box door 201 is opened, the musical instrument is placed in the second box body 2, the first air bag 202 is arranged on the inner wall of the second box body 2, the second air bag 3001 is arranged at the top and the bottom and can protect the musical instrument, the second air bag 3001 is always in an expansion state, when the musical instrument is placed on the bottom protection plate 3 and the second box door 201 is closed, the bottom protection plate 3 is extruded by the weight of the musical instrument and the extrusion force of the second box door 201, the air rod 303 fixedly connected with the bottom of the bottom protection plate 3 slides downwards in the air cavity 302, the air cavity 302 is communicated with the air storage bag 4, the air storage bag 4 is communicated with the first air bag 202, the air is extruded into the first air bag 202 from the air storage bag 4, the first air bag 202 expands to extrude the musical instrument to limit and protect the musical instrument, the force received by the bottom protection, at the moment, the bottom guard plate 3 rises under the resilience effect of the first spring 304, meanwhile, the air rod 303 fixedly connected with the bottom guard plate 3 slides upwards in the air cavity 302, air in the air storage bag 4 is pumped out, meanwhile, air in the first air bag 202 enters the air storage bag 4, at the moment, the first air bag 202 still limits the musical instrument and the limited position is loosened, at the moment, the musical instrument can be lifted, the force borne by the bottom guard plate 3 is completely reduced when the musical instrument is lifted, the air in the first air bag 202 rushes into the air storage bag 4, when the musical instrument needs long-distance transportation, the musical instrument is placed in the second box body 2, then the second box body 2 is placed in the first box body 1, the damping plate 103 in the first box body 1 is completely attached to the second box body, and the damping plate 103 in the first box body 1 can buffer the external force generated during transportation to further protect the musical instrument.
Example 2:
referring to fig. 4, substantially the same as embodiment 1, further, the top of the first box 1 is rotatably connected to a first box door 101 through a first rotating shaft 1011, the sidewall of the first box 1 is rotatably connected to a supporting rod 102, the supporting rod 102 is rotatably connected to a moving wheel 1021, the first box 1 is fixedly connected to a handle 1001, the first box door 101 is opened to place the second box 2 in the first box 1, and the handle 1001 and the moving wheel 1021 on the first box 1 are convenient to move the first box 1.
Example 3:
referring to fig. 5, 6 and 7, basically the same as in embodiment 1, further, the damping rod 104 includes a rotating rod 1042 and a sleeve 1041, the rotating rod 1042 is slidably connected in the sleeve 1041, a cylindrical block 1043 is fixedly connected to the top of the rotating rod 1042, the cylindrical block 1043 is fixedly connected to the rotating block 1044, a rotating slot matching with the rotating block 1044 is formed on the first case 1, a spiral guide block 1047 is fixedly connected to a side wall of the rotating rod 1042, a spiral groove 1046 is formed in the sleeve 1041, the spiral guide block 1047 is slidably connected in the spiral groove 1046, a second spring 1045 is arranged in the sleeve 1041, two ends of the second spring 1045 respectively abut against the rotating rod 1042 and the first case 1, the spiral guide block 1047 fixedly connected to the rotating rod 1042 enables the rotating rod 1042 to rotate and extend in the sleeve 1041, when the first case 1 is subjected to external shock and is transmitted to the case, the damping plate 103 rocks, the rotating rod 1042 rotates and extends in the sleeve 1041 when the damping plate 103 rocks, realize the shock attenuation this moment through extrusion second spring 1045, this structure is different with straight telescopic link, and straight telescopic link can be ceaselessly make a round trip to shake when receiving vibrations, and if shake the range too big or too of a specified duration then the incasement article though not receiving collide with but receive easily to rock the damage, this spiral extending structure is because rotatory flexible, can receive certain resistance when flexible, so can not appear rocking the too high phenomenon of frequency to article can not receive to rock the damage in the guard box.
Example 4:
referring to fig. 1, basically the same as embodiment 1, further, both ends of the bottom protection plate 3 are rotatably connected with pulleys 301, a pulley groove 3011 is formed in the second box 2, the pulleys 301 are slidably connected in the pulley groove 3011, and sliding resistance is reduced by arranging the pulleys 301 to slide in the pulley groove 3011, so that the bottom protection plate 3 slides more sensitively, thereby ensuring the function of the whole device.
Example 5:
referring to fig. 4, substantially the same as embodiment 1, further, a second door 201 is rotatably connected to the top of the second casing 2 through a second rotating shaft 2011.
Example 6:
referring to fig. 3, substantially the same as embodiment 1, further, the locking mechanism includes an upper lock block 2012 and a lower lock block 2014, a dial 2015 is rotatably connected to the lower lock block 2014, an annular lock rod 2013 is rotatably connected to the dial 2015, and a slot matching with the annular lock rod 2013 is formed in the upper lock block 2012.
Example 7:
referring to fig. 2, basically the same as embodiment 1, further, a clamping block 3031 is disposed on the air rod 303, a sealing ring 3032 is detachably connected in the clamping block 3031, the clamping block 3031 can place the sealing ring 3032 on one hand, and on the other hand, the clamping block 3031 also abuts against the top of the air cavity 302 to prevent separation of connection, and the sealing ring 3032 can ensure the sealing performance of the entire device to prevent air leakage.
Example 8:
referring to fig. 4, substantially the same as in embodiment 1, further, a buffering sponge 1032 is fixedly connected to the damping plate 103, and the buffering sponge 1032 plays a further role in protection.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A musical instrument packing box with a limiting structure based on a musical instrument comprises a first box body (1) and a second box body (2) placed in the first box body (1), and is characterized in that a damping plate (103) is arranged in the first box body (1), a buffering sponge (1032) is fixedly connected onto the damping plate (103), the damping plate (103) is fixedly connected into the first box body (1) through a damping rod (104), a first air bag (202) is fixedly connected onto the inner side wall of the second box body (2), a bottom protection plate (3) is slidably connected into the second box body (2), a second air bag (3001) is fixedly connected onto the top of the bottom protection plate (3), an air rod (303) is fixedly connected onto the bottom of the bottom protection plate (3), an air cavity (302) is fixedly connected onto the second box body (2), and the air rod (303) is slidably connected into the air cavity (302), the gas rod (303) and the gas cavity (302) are sleeved with a first spring (304), two ends of the first spring (304) are respectively abutted against the bottom protection plate (3) and the second box body (2), the bottom of the second box body (2) is fixedly connected with a gas storage bag (4), the gas cavity (302) is communicated with the gas storage bag (4) through a first gas pipe (305), the gas storage bag (4) is communicated with the first gas bag (202) through a second gas pipe (401), and a locking mechanism is arranged on the second box body (2).
2. The musical instrument packing box with the limiting structure for the musical instrument according to claim 1 is characterized in that a first box door (101) is rotatably connected to the top of the first box body (1) through a first rotating shaft (1011).
3. The musical instrument packing box with the limiting structure for the musical instrument according to claim 2 is characterized in that a support rod (102) is rotatably connected to the side wall of the first box body (1), and a moving wheel (1021) is rotatably connected to the support rod (102).
4. The musical instrument packing box with the limiting structure for the musical instrument according to claim 3 is characterized in that a handle (1001) is fixedly connected to the first box body (1).
5. The musical instrument packing box with the limiting structure based on the musical instrument is characterized in that the shock-absorbing rod (104) comprises a rotating rod (1042) and a sleeve (1041), the rotating rod (1042) is connected in the sleeve (1041) in a sliding mode, a cylindrical block (1043) is fixedly connected to the top of the rotating rod (1042), a rotating block (1044) is fixedly connected to the cylindrical block (1043), a rotating groove matched with the rotating block (1044) is formed in the first box body (1), a spiral guide block (1047) is fixedly connected to the side wall of the rotating rod (1042), a spiral groove (1046) is formed in the sleeve (1041), and the spiral guide block (1047) is connected in the spiral groove (1046) in a sliding mode.
6. The musical instrument packing box with the limiting structure based on the musical instrument is characterized in that a second spring (1045) is arranged in the sleeve (1041), and two ends of the second spring (1045) are respectively abutted against the rotating rod (1042) and the first box body (1).
7. The musical instrument packing box with the limiting structure based on the musical instrument is characterized in that two ends of the bottom protection plate (3) are rotatably connected with pulleys (301), pulley grooves (3011) are formed in the second box body (2), and the pulleys (301) are slidably connected in the pulley grooves (3011).
8. The musical instrument packing box with the limiting structure based on the musical instrument as claimed in claim 1, wherein the top of the second box body (2) is rotatably connected with a second box door (201) through a second rotating shaft (2011).
9. The musical instrument packing box with the limiting structure based on the musical instrument of claim 1 is characterized in that, the locking mechanism comprises an upper lock block (2012) and a lower lock block (2014), the lower lock block (2014) is rotatably connected with a shifting block (2015), the shifting block (2015) is rotatably connected with an annular lock rod (2013), and the upper lock block (2012) is provided with a groove matched with the annular lock rod (2013).
10. The musical instrument packing box with the limiting structure for the musical instrument according to claim 1 is characterized in that a clamping block (3031) is arranged on the air rod (303), and a sealing ring (3032) is detachably connected in the clamping block (3031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612759.0A CN111746935A (en) | 2020-06-30 | 2020-06-30 | Musical instrument packing box with limiting structure for musical instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612759.0A CN111746935A (en) | 2020-06-30 | 2020-06-30 | Musical instrument packing box with limiting structure for musical instrument |
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| CN111746935A true CN111746935A (en) | 2020-10-09 |
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| CN202010612759.0A Pending CN111746935A (en) | 2020-06-30 | 2020-06-30 | Musical instrument packing box with limiting structure for musical instrument |
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Cited By (4)
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| CN112722584A (en) * | 2020-12-18 | 2021-04-30 | 唐艳琼 | Give birth to bright packing carton that transports |
| CN113525617A (en) * | 2021-07-23 | 2021-10-22 | 李泽玉 | Marine boats and ships safety navigator fixing device |
| CN113803402A (en) * | 2021-10-08 | 2021-12-17 | 广州金满鸿电子科技有限公司 | Damping device of automatic equipment |
| CN114604529A (en) * | 2022-03-18 | 2022-06-10 | 云南体育运动职业技术学院 | Unmanned aerial vehicle simulated training device based on simulation platform |
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| CN112722584A (en) * | 2020-12-18 | 2021-04-30 | 唐艳琼 | Give birth to bright packing carton that transports |
| CN113525617A (en) * | 2021-07-23 | 2021-10-22 | 李泽玉 | Marine boats and ships safety navigator fixing device |
| CN113803402A (en) * | 2021-10-08 | 2021-12-17 | 广州金满鸿电子科技有限公司 | Damping device of automatic equipment |
| CN114604529A (en) * | 2022-03-18 | 2022-06-10 | 云南体育运动职业技术学院 | Unmanned aerial vehicle simulated training device based on simulation platform |
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