CN114570706A - VR helmet is with removing dust and placing case - Google Patents

VR helmet is with removing dust and placing case Download PDF

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Publication number
CN114570706A
CN114570706A CN202210147455.0A CN202210147455A CN114570706A CN 114570706 A CN114570706 A CN 114570706A CN 202210147455 A CN202210147455 A CN 202210147455A CN 114570706 A CN114570706 A CN 114570706A
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CN
China
Prior art keywords
fixedly connected
helmet
storage box
plate
case
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
Application number
CN202210147455.0A
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Chinese (zh)
Inventor
黄铁相
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202210147455.0A priority Critical patent/CN114570706A/en
Publication of CN114570706A publication Critical patent/CN114570706A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02Cleaning by the force of jets, e.g. blowing-out cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/02Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

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  • Helmets And Other Head Coverings (AREA)

Abstract

The invention provides a dust removal placing box for a VR helmet, and relates to the field of virtual reality. This case is placed in dust removal for VR helmet, including depositing case and top cap, the top cap is located the top of depositing the case, the fixed grafting of lower extreme of top cap has the pivot, both ends are articulated with the upper surface rear end of depositing the case about the pivot, deposit the equal fixedly connected with restriction frame in side about the case, the equal slip grafting in inside of two restriction frames has the fly leaf, vertical groove has all been seted up to the side about depositing the case, the intercommunication groove with vertical groove intercommunication is all seted up to the one side that two fly leaves were kept away from each other, deposit the soft section of thick bamboo of the positive fixedly connected with and inside intercommunication of case, the front end fixedly connected with hardboard of a soft section of thick bamboo. This case is placed in dust removal for VR helmet through setting up vertical groove, intercommunication groove, soft section of thick bamboo, turning round board and transverse groove, can all in time clear up the dust on helmet surface when sealing up the helmet at every turn, prevents that the dust from attaching to the spot that is difficult for the clearance of helmet surface formation for a long time.

Description

VR helmet is with removing dust and placing case
Technical Field
The invention relates to the field of virtual reality, in particular to a dust removal storage box for a VR helmet.
Background
The virtual reality technology is also called "smart environment technology", "virtual environment" or "mosaic space", which is abbreviated as VR technology. The virtual reality technology is a high-level man-machine interaction technology which comprehensively applies computer graphics, man-machine interface technology, sensor technology, artificial intelligence and the like, produces a vivid artificial simulation environment and can effectively simulate various perceptions of a human in a natural environment.
The VR helmet belongs to virtual reality and wears display equipment, and the VR helmet surface can be attached to the dust after using, directly puts into and deposits the case after, and the dust is attached to for a long time and can form the spot that is difficult for driving on VR helmet surface, can cause the damage to the VR helmet when clearing up again.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a dust removal storage box for a VR helmet, which solves the problems that dust is attached to the surface of the VR helmet for a long time to form stains which are difficult to remove, and the VR helmet is damaged when the dust is cleaned.
In order to achieve the purpose, the invention is realized by the following technical scheme: a dust removal placing box for a VR helmet comprises a storage box and a top cover, wherein the top cover is positioned above the storage box, a rotating shaft is fixedly inserted into the lower end of the top cover, the left end and the right end of the rotating shaft are hinged with the rear end of the upper surface of the storage box, limiting frames are fixedly connected to the left side and the right side of the storage box, movable plates are slidably inserted into the two limiting frames, vertical grooves are formed in the left side and the right side of the storage box, communicating grooves communicated with the vertical grooves are formed in the surfaces, away from each other, of the two movable plates, a soft cylinder communicated with the interior is fixedly connected to the front of the storage box, a hard plate is fixedly connected to the front of the storage box, the hard plate is slidably sleeved on the outer surface of the fixing frame, two springs A are fixedly connected to the front of the hard plate, the two springs A are slidably sleeved on the outer surface of the fixing frame, and a torsion plate is arranged at one end, away from each limiting frame, two rear ends of turning round the board are fixed cup jointing both ends about the pivot respectively, and two the place ahead of turning round the board all are provided with the driving plate, the front end of two driving plates all with the back fixed connection of hardboard, the mount is located between two driving plates.
Deposit the transverse groove of the back fixedly connected with and inside intercommunication of case, the rear of transverse groove is provided with the apron, the upper end of apron is articulated with the back of depositing the case, the equal fixedly connected with backplate in one side rear end that two fly leafs kept away from each other, the equal fixedly connected with of one side front end that two fly leafs kept away from each other is preceding the baffle, the rear end of two driving plates is located between two backplate and two preceding baffles, two preceding baffles and two backplate are located between two torsion bars, the front of depositing the case is fixed to be pegged graft and is had the round bar, the back fixedly connected with soft strip of round bar.
Preferably, the inner bottom wall of the storage box is fixedly connected with a vertical rod, the upper end of the vertical rod is inserted with a concentric rod in a sliding mode, a spring B is arranged inside the vertical rod, two ends of the spring B are fixedly connected with the bottom surface of the concentric rod and the inner bottom wall of the vertical rod respectively, and the upper end of the concentric rod is fixedly connected with a supporting cap.
Preferably, the outer surface of the vertical rod is hinged with a side supporting rod, the upper surface of the side supporting rod is hinged with a hinged plate, and the upper end of the hinged plate is hinged with the outer surface of the supporting cap.
Preferably, the front end of the torsion plate is hinged with a roller, the bottom surface of the front end of the torsion plate is fixedly connected with a soft positioning block, and the torsion plate is perpendicular to the top cover.
Preferably, the lower end of the back surface of the cover plate is fixedly connected with a gravity strip, and the area of the cover plate is larger than that of the transverse groove.
Preferably, the rear end of the transmission plate is L-shaped, the cross sections of the communicating groove and the vertical groove are of parallelogram structures, and the length of the movable plate is smaller than that of the limiting frame.
Compared with the prior art, the invention has the following beneficial effects:
1. the dust removal storage box for the VR helmet is characterized in that the dust removal storage box is provided with a vertical groove, a communicating groove, a soft cylinder, a twisting plate and a transverse groove, after the helmet is placed in the storage box, the top cover is rotated to seal the upper end of the storage box, the front end of the twisting plate does not support the front end of a transmission plate any more, a spring A compresses the soft cylinder through a hard plate to enable the soft cylinder to blow air flow into the storage box, the air flow blows dust attached to the helmet, a cover plate rotates under the blowing of the air flow to enable the dust blown by the air flow to be blown out of the vertical groove, the communicating groove and the transverse groove, the soft strip is driven to swing under the blowing of the air flow, the soft strip flaps the dust on the surface of the helmet when swinging, the dust is blown away from the helmet by the air flow conveniently, when the soft cylinder is compressed to the maximum amount, the transmission plate pushes a rear baffle plate to drive a movable plate to move backwards, the communicating groove and the vertical groove are staggered, the storage box is in a sealed state, so that the dust on the surface of the helmet can be cleaned in time when the helmet is sealed and stored each time, prevent dust from attaching to the surface of the helmet for a long time to form dirt which is not easy to clean.
2. This case is placed with removing dust to VR helmet, through setting up the pole setting, the concentric rod, spring B, side branch pole and articulated slab, put back on supporting the cap at the helmet, the concentric rod compresses spring B under the gravity of helmet, then promote the collateral branch pole through the articulated slab and keep away from the pole setting gradually, make the collateral branch pole open gradually, when the upper end of side branch pole and the inside contact of helmet, the concentric rod stops downstream, the collateral branch pole can stabilize unsettled support to the helmet with supporting the cap, guarantee the area of contact of helmet and air current.
3. This case is placed with removing dust to VR helmet, through setting up gyro wheel and soft locating piece, turn round the board and drive the gyro wheel when rotating and roll at the driving plate rear end, reduce and turn round the friction between board and the driving plate, when turning round the board and rotate the level form soon, soft locating piece and driving plate contact, produce deformation when soft locating piece edge receives the extrusion, when making to turn round the board and rotate the level form, the front of soft locating piece and the back contact of driving plate, make and turn round the board can be stable be in the level form, guarantee simultaneously that the top cap is in and open the form.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the storage case of the present invention;
FIG. 3 is a schematic view of the concentric rod and the vertical rod of the present invention;
FIG. 4 is a schematic view of the connection between the fixing frame and the hard plate according to the present invention;
FIG. 5 is a schematic view of the connection between the movable plate and the limiting frame according to the present invention;
FIG. 6 is a schematic view of the cover plate and gravity bar connection of the present invention;
FIG. 7 is a right view structural diagram of a portion of the structure of the present invention.
The device comprises a storage box 1, a top cover 2, a limiting frame 3, a rotating shaft 4, a vertical groove 5, a communicating groove 6, a movable plate 7, a soft cylinder 8, a fixed frame 9, a hard plate 10, a spring A11, a transmission plate 12, a torsion plate 13, a cover plate 14, a rear baffle 15, a front baffle 16, a transverse groove 17, a soft strip 18, a round rod 19, a vertical rod 20, a spring B21, a concentric rod 22, a supporting cap 23, a side supporting rod 24, a hinge plate 25, a roller 26, a soft positioning block 27 and a gravity strip 28.
Detailed Description
As shown in fig. 1-7, a case is placed in dust removal for VR helmet, including depositing case 1 and top cap 2, top cap 2 is located the top of depositing case 1, the fixed grafting of lower extreme of top cap 2 has pivot 4, both ends are articulated with the upper surface rear end of depositing case 1 about pivot 4, deposit the equal fixedly connected with restriction frame 3 in side about case 1, the equal slip grafting in inside of two restriction frames 3 has fly leaf 7, vertical groove 5 has all been seted up to the side about depositing case 1, the intercommunication groove 6 with vertical groove 5 intercommunication is all seted up to the one side that two fly leaves 7 kept away from each other, when the front end of fly leaf 7 contacts with restriction frame 3, intercommunication groove 6 and vertical groove 5 intercommunication, when the rear end of fly leaf 7 contacts with restriction frame 3, dislocation groove 6 and vertical groove 5.
The front of the storage box 1 is fixedly connected with a soft cylinder 8 communicated with the interior, the soft cylinder 8 can store air through deformation, the air flow can be sprayed into the storage box 1 when the soft cylinder 8 is compressed, the front end of the soft cylinder 8 is fixedly connected with a hard plate 10, the front of the storage box 1 is fixedly connected with a fixed frame 9, the hard plate 10 is slidably sleeved on the outer surface of the fixed frame 9, the front of the hard plate 10 is fixedly connected with two springs A11, two springs A11 are both slidably sleeved on the outer surface of the fixed frame 9, the ends of the two limiting frames 3 far away from each other are both provided with torsion plates 13, the rear ends of the two torsion plates 13 are respectively fixedly sleeved on the left end and the right end of the rotating shaft 4, the front of the two torsion plates 13 are both provided with driving plates 12, the rear ends of the driving plates 12 are L-shaped, the cross sections of the communicating groove 6 and the vertical groove 5 are of a parallelogram-shaped structure, the length of the movable plate 7 is smaller than that of the limiting frames 3, the vertical groove 5 and the communicating groove 6 of the parallelogram facilitate the air flow to drive dust to pass through, the front end of two driving plates 12 all with the back fixed connection of hard board 10, mount 9 is located between two driving plates 12, the front end of turning round board 13 articulates there is gyro wheel 26, the soft locating piece 27 of front end bottom fixedly connected with of turning round board 13, turning round board 13 sets up with top cap 2 is perpendicular, gyro wheel 26 improves the fluency when turning round board 13 rotates, when turning round board 13 is in the level, soft locating piece 27 makes front end and driving plate 12's back contact through warping, thereby can support driving plate 12 steady support, increase the holding surface of turning round board 13 to driving plate 12.
The back of the storage box 1 is fixedly connected with a transverse groove 17 communicated with the inside, a cover plate 14 is arranged behind the transverse groove 17, the upper end of the cover plate 14 is hinged with the back of the storage box 1, the lower end of the back of the cover plate 14 is fixedly connected with a gravity strip 28, the area of the cover plate 14 is larger than that of the transverse groove 17, the gravity strip 28 ensures that the cover plate 14 can stably seal the transverse groove 17 when no airflow exists, the rear ends of the surfaces, far away from each other, of the two movable plates 7 are fixedly connected with a rear baffle 15, the front ends of the surfaces, far away from each other, of the two movable plates 7 are fixedly connected with a front baffle 16, the rear ends of the two transmission plates 12 are positioned between the two rear baffles 15 and the two front baffles 16, the two front baffles 16 and the two rear baffles 15 are positioned between the two torsion plates 13, the front of the storage box 1 is fixedly inserted with a round rod 19, the back of the round rod 19 is fixedly connected with a soft strip 18, when the transmission plates 12 move forwards, the movable plates 7 are driven to contact the limiting frame 3 by pushing the front baffles 16, after the transmission plate 12 moves backward for a certain distance, the transmission plate 12 can push the rear baffle 15 to move backward, so as to drive the rear end of the movable plate 7 to contact with the limiting frame 3, and the communication groove 6 is communicated with the vertical groove 5 with time delay.
The inner bottom wall of the storage box 1 is fixedly connected with a vertical rod 20, the upper end of the vertical rod 20 is inserted with a concentric rod 22 in a sliding mode, a spring B21 is arranged inside the vertical rod 20, two ends of a spring B21 are fixedly connected with the bottom surface of the concentric rod 22 and the inner bottom wall of the vertical rod 20 respectively, the upper end of the concentric rod 22 is fixedly connected with a supporting cap 23, the outer surface of the vertical rod 20 is hinged with a side supporting rod 24, the upper surface of the side supporting rod 24 is hinged with a hinged plate 25, the upper end of the hinged plate 25 is hinged with the outer surface of the supporting cap 23, and the side supporting rod 24 can support the helmet in a suspended mode when being opened under the gravity of the helmet, so that the contact area between airflow and the helmet is increased.
When the VR helmet is used, after the VR helmet is placed in the storage box 1 and is placed on the supporting cap 23, the concentric rod 22 compresses the spring B21 under the action of the gravity of the helmet, then the hinge plate 25 pushes the side supporting rod 24 to gradually open away from the upright rod 20, when the upper end of the side supporting rod 24 contacts with the interior of the helmet, the concentric rod 22 stops moving downwards, the side supporting rod 24 and the supporting cap 23 stably suspend the helmet in the air, when the storage box 1 is sealed, the top cover 2 is rotated to seal the upper end of the storage box 1, the torsion plate 13 is driven to rotate, the front end of the torsion plate 13 does not support the front end of the transmission plate 12, the spring A11 pushes the transmission plate 12 to move backwards through the hard plate 10, the soft tube 8 is compressed, the soft tube 8 blows air into the storage box 1, the air flow blows dust attached to the helmet, the cover plate 14 rotates under the blowing of the air flow, and the dust blown by the air flow can be blown from the vertical groove 5, the communicating groove 6 and the transverse groove 17, drive soft strip 18 swing under the blowing of air current simultaneously, soft strip 18 is patted the dust on helmet surface when the swing, be convenient for the air current blow away the dust helmet, when soft section of thick bamboo 8 compressed to the maximum, driving plate 12 promotes backplate 15 and drives fly leaf 7 rearward movement, make intercommunication groove 6 and vertical groove 5 dislocation, apron 14 carries out the shutoff to transverse groove 17 simultaneously, make and deposit case 1 and be in sealed form, thereby can all in time clear up the dust on helmet surface when depositing the helmet at every turn, prevent that the dust from attaching to the spot that the formation is difficult for clearing up on helmet surface for a long time.
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 (6)

1. The utility model provides a VR helmet is with removing dust and places case, includes deposits case (1) and top cap (2), its characterized in that: the storage box is characterized in that the top cover (2) is positioned above the storage box (1), a rotating shaft (4) is fixedly inserted at the lower end of the top cover (2), the left end and the right end of the rotating shaft (4) are hinged with the rear end of the upper surface of the storage box (1), the left side and the right side of the storage box (1) are both fixedly connected with limiting frames (3), movable plates (7) are respectively inserted in the limiting frames (3) in a sliding manner, vertical grooves (5) are respectively formed in the left side and the right side of the storage box (1), communicating grooves (6) communicated with the vertical grooves (5) are respectively formed in the surfaces, far away from each other, of the two movable plates (7), a soft cylinder (8) communicated with the interior is fixedly connected to the front surface of the storage box (1), a hard plate (10) is fixedly connected to the front end of the soft cylinder (8), a fixed frame (9) is fixedly connected to the front surface of the storage box (1), and the hard plate (10) is sleeved on the outer surface of the fixed frame (9) in a sliding manner, the front surface of the hard plate (10) is fixedly connected with two springs A (11), the two springs A (11) are sleeved on the outer surface of the fixing frame (9) in a sliding mode, one ends, far away from each other, of the two limiting frames (3) are provided with torsion plates (13), the rear ends of the two torsion plates (13) are respectively fixedly sleeved at the left end and the right end of the rotating shaft (4), transmission plates (12) are arranged in front of the two torsion plates (13), the front ends of the two transmission plates (12) are fixedly connected with the back surface of the hard plate (10), and the fixing frame (9) is located between the two transmission plates (12);
deposit transverse groove (17) of back fixedly connected with and inside intercommunication of case (1), the rear of transverse groove (17) is provided with apron (14), the upper end of apron (14) is articulated with the back of depositing case (1), the equal fixedly connected with backplate (15) in one side rear end that two fly leaf (7) kept away from each other, the equal fixedly connected with preceding baffle (16) in one front end that two fly leaf (7) kept away from each other, the rear end of two driving plate (12) is located between two backplate (15) and two preceding baffles (16), two preceding baffle (16) and two backplate (15) are located between two torsion plates (13), the front of depositing case (1) is fixed to be pegged graft and is had round bar (19), the back fixedly connected with soft strip (18) of round bar (19).
2. The dust removal storage box for the VR helmet of claim 1, wherein: the inner bottom wall of the storage box (1) is fixedly connected with a vertical rod (20), the upper end of the vertical rod (20) is inserted with a concentric rod (22) in a sliding mode, a spring B (21) is arranged inside the vertical rod (20), two ends of the spring B (21) are fixedly connected with the bottom surface of the concentric rod (22) and the inner bottom wall of the vertical rod (20) respectively, and the upper end of the concentric rod (22) is fixedly connected with a supporting cap (23).
3. The dust removal storage box for the VR helmet of claim 2, wherein: the outer surface of the upright rod (20) is hinged with a side supporting rod (24), the upper surface of the side supporting rod (24) is hinged with a hinged plate (25), and the upper end of the hinged plate (25) is hinged with the outer surface of the supporting cap (23).
4. The dust removal storage box for the VR helmet of claim 1, wherein: the front end of the torsion plate (13) is hinged with a roller (26), the bottom surface of the front end of the torsion plate (13) is fixedly connected with a soft positioning block (27), and the torsion plate (13) is perpendicular to the top cover (2).
5. The dust removal storage box for the VR helmet of claim 1, wherein: the lower end of the back of the cover plate (14) is fixedly connected with a gravity strip (28), and the area of the cover plate (14) is larger than that of the transverse groove (17).
6. The dust removal storage box for the VR helmet of claim 1, wherein: the rear end of the transmission plate (12) is L-shaped, the cross sections of the communication groove (6) and the vertical groove (5) are of parallelogram structures, and the length of the movable plate (7) is smaller than that of the limiting frame (3).
CN202210147455.0A 2022-02-17 2022-02-17 VR helmet is with removing dust and placing case Pending CN114570706A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210147455.0A CN114570706A (en) 2022-02-17 2022-02-17 VR helmet is with removing dust and placing case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210147455.0A CN114570706A (en) 2022-02-17 2022-02-17 VR helmet is with removing dust and placing case

Publications (1)

Publication Number Publication Date
CN114570706A true CN114570706A (en) 2022-06-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210147455.0A Pending CN114570706A (en) 2022-02-17 2022-02-17 VR helmet is with removing dust and placing case

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CN (1) CN114570706A (en)

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CN211957048U (en) * 2020-05-29 2020-11-17 福州外语外贸学院 International marketing show board that display panel dropped phenomenon can not take place
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CN213330925U (en) * 2020-08-25 2021-06-01 冯永建 Natural gas injection pipe
CN113192406A (en) * 2021-04-28 2021-07-30 安徽天迈宝智能科技有限公司 Multimedia intelligent interactive digital sand table
CN213904569U (en) * 2020-09-25 2021-08-06 广西财经学院 Convenient to use's general teaching aid of bilingual education and teaching
CN214013574U (en) * 2020-12-27 2021-08-20 吉林极光电气科技有限公司 Distribution box with strong corrosion resistance
CN113682622A (en) * 2021-09-01 2021-11-23 徐兆龙 Equipment is deposited to integrated circuit board
CN113975440A (en) * 2021-11-20 2022-01-28 中国科学院武汉病毒研究所 Cooling device of high-pressure steam sterilizer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050077204A1 (en) * 2002-10-25 2005-04-14 Atsushi Sumi Substrate storage container
JP2005329279A (en) * 2004-05-18 2005-12-02 Honda Motor Co Ltd Foreign matter removing apparatus
US20060097011A1 (en) * 2004-10-29 2006-05-11 Min-Lan Kou Unclogging device having safety cap
US20160136697A1 (en) * 2014-11-19 2016-05-19 Jae San CHO Helmet cleaner
US20180093001A1 (en) * 2016-09-30 2018-04-05 David Allen Georgeson Cleaning and disinfecting cradle for virtual reality visors
CN110114094A (en) * 2016-09-30 2019-08-09 D·A·乔治森 Cleaning and sterilizing stand for virtual reality eyeshade
CN209304726U (en) * 2019-01-18 2019-08-27 恩施职业技术学院 A kind of stamping die of mechanical equipment
CN211957048U (en) * 2020-05-29 2020-11-17 福州外语外贸学院 International marketing show board that display panel dropped phenomenon can not take place
CN111463688A (en) * 2020-06-03 2020-07-28 马锦棠 Communication base station is with self-closing formula protection against insects switch board
CN213330925U (en) * 2020-08-25 2021-06-01 冯永建 Natural gas injection pipe
CN112109326A (en) * 2020-09-03 2020-12-22 夏冬 3D printer
CN213904569U (en) * 2020-09-25 2021-08-06 广西财经学院 Convenient to use's general teaching aid of bilingual education and teaching
CN214013574U (en) * 2020-12-27 2021-08-20 吉林极光电气科技有限公司 Distribution box with strong corrosion resistance
CN113192406A (en) * 2021-04-28 2021-07-30 安徽天迈宝智能科技有限公司 Multimedia intelligent interactive digital sand table
CN113682622A (en) * 2021-09-01 2021-11-23 徐兆龙 Equipment is deposited to integrated circuit board
CN113975440A (en) * 2021-11-20 2022-01-28 中国科学院武汉病毒研究所 Cooling device of high-pressure steam sterilizer

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