CN108725993A - The packing box of one-handed performance - Google Patents

The packing box of one-handed performance Download PDF

Info

Publication number
CN108725993A
CN108725993A CN201810597672.3A CN201810597672A CN108725993A CN 108725993 A CN108725993 A CN 108725993A CN 201810597672 A CN201810597672 A CN 201810597672A CN 108725993 A CN108725993 A CN 108725993A
Authority
CN
China
Prior art keywords
buckle
upper cover
hook
back box
packing box
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
CN201810597672.3A
Other languages
Chinese (zh)
Inventor
李孟阳
邵羲晖
何冰洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Is With Clean Science And Technology Ltd
Original Assignee
Shenzhen Is With Clean Science And Technology Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Is With Clean Science And Technology Ltd filed Critical Shenzhen Is With Clean Science And Technology Ltd
Priority to CN201810597672.3A priority Critical patent/CN108725993A/en
Publication of CN108725993A publication Critical patent/CN108725993A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D55/00Accessories for container closures not otherwise provided for
    • B65D55/02Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure

Abstract

This application provides a kind of packing boxes of one-handed performance, are related to packing box field, including back box and upper cover, and the first side of back box and the first side of upper cover connect;The second side of back box is equipped with buckle, and buckle is equipped with hook, and hook is equipped with inclined-plane;The second side of upper cover is equipped with buckle boss and buckle baffle;When back box and upper cover fasten, buckle boss blocks hook;When the second side to back box applies pressure inwardly, the inclined-plane of hook is contacted with buckle baffle, to drive upper cover to be detached with back box.The packing box of one-handed performance provided by the present application can make the ramp effect of hook in buckle baffle, so that hook is detached from buckle boss, and then realize one-handed performance, improve the operating characteristics of prior art packing box by pressing back box.

Description

The packing box of one-handed performance
Technical field
The present invention relates to packing box fields, more particularly, to a kind of packing box of one-handed performance.
Background technology
Packing box on the market is classified by material including carton, can, wooden box, cloth box, skin box, plastic casing etc. at present. Carton is maximum the disadvantage is that water proofing property is poor, weaker to the protecting effect of commodity, and price is high.The shortcomings that iron box packing is chemical steady Qualitative difference, especially steel material are easy to embroider erosion, generally to apply rust-inhibiting materials;Acidproof alkali ability is weaker, and packaging acidic materials are (outstanding It is food) when, metal ion can be precipitated and influence product quality, generally be required to inner coating insulation blocking;And price is high, Comprehensively packaging cost is also higher.The shortcomings that wooden box is not sun-proof, and sunshine is easy to change;It is non-moistureproof, it makes moist easy to change, adds by paint The wooden box of work is also easy color-changeable shape-changeable.The shortcomings that skin box is of high cost, not easy to be processed, and moisture resistance is also poor.
Compared with above-mentioned material, plastic packing box has obvious advantage:It is easy to be molded, as long as more mold exchange, you can The container of different cultivars is obtained, is conducive to produce in enormous quantities;Packaging effect is good, and plastics variety is more, is easy to colour, bright in colour, The packing container of variant appearance can be made as needed, obtain best packaging effect;There is preferable corrosion-resistant, acid and alkali-resistance, resistance to Oil, impact resistance, and have preferable mechanical strength.
Further, the material of plastic packing box includes:PET (the pure fat of poly terephthalic acid second that), (high density is poly- by HDPE Ethylene), PVC (poly- record ethylene), PE (polyethylene), PP (polypropylene), PS (polystyrene), ABS (modified polystyrene), PC (other classes).By the excellent characteristic of PP materials itself, PP boxes have been widely used in packaging industry.
PP box appearances at present on the market are abundant, and buckle is also varied, but unfolding mode will rely on both hands ability mostly It realizes, operation is not convenient enough.Moreover, most of PP inner structural members are an entirety with PP boxes, inner structural members are non-disconnectable Type is unloaded, causes packing box that can only could be packed with the product of structure matching therewith, causes box to pack unicity, after use Box is also unfavorable for storing life small articles as storage box due to inner part.If removing internal structure with tool Part, inside are also impossible to remove bright and clean smooth, go out the inner structural members fallen and be difficult to recycle, and non-degradable increases after being abandoned with rubbish Environmental pollution is added.
Therefore, lack in the prior art it is a kind of operation it is more convenient, versatility is more preferable, more environmentally friendly PP boxes.
Invention content
The purpose of the present invention is to provide a kind of packing box of one-handed performance, for solve packing box in the prior art by Lead to the problem of inconvenient victory in needing both hands to open.
To solve the above problems, a kind of packing box of one-handed performance provided by the invention, including back box and upper cover, it is described First side of back box and the first side of upper cover connect;The second side of the back box is equipped with buckle, and the buckle is equipped with hook, described Hook is equipped with inclined-plane;The second side of the upper cover is equipped with buckle boss and buckle baffle;It is described when back box and upper cover fasten Buckle boss blocks hook;When the second side to back box applies pressure inwardly, inclined-plane and the buckle baffle of the hook Contact, to drive upper cover to be detached with back box.
In the above-mentioned technical solutions, further, the hook is additionally provided with the first arc surface with buckle boss cooperation.
In the above-mentioned technical solutions, further, the buckle includes connecting plate and hook;One end of the connecting plate It is fixedly connected with the second side of back box, the hook is located at the other end of connecting plate;The junction shape of the hook and connecting plate The side of the step resisted at that can be snapped boss, the hook is equipped with inclined-plane, and the other side is equipped with the first arc surface.
In the above-mentioned technical solutions, further, the matched one side in inclined-plane of the buckle baffle and the hook is Second arc surface.
In the above-mentioned technical solutions, further, the upper cover includes bottom plate and is bent to side along bottom edge Riser;The buckle boss is fixed on the riser, and the buckle baffle is fixed on the bottom plate.
In the above-mentioned technical solutions, further, when back box and upper cover fasten, the riser or buckle boss are to card Button exists to the pressure on the inside of packing box.
In the above-mentioned technical solutions, further, it is additionally provided with positive stop lug boss on the upper lid, is fastened in back box and upper cover When, the edge of back box is limited boss and blocks.
In the above-mentioned technical solutions, further, further include limiting liner, the limit liner is removably pacified In back box or upper cover.
In the above-mentioned technical solutions, further, the back box and upper cover are polypropylene material, the limit liner For papery.
Compared to the prior art, the packing box of one-handed performance provided by the present application can make hook by pressing back box Ramp effect is in buckle baffle, when hook being made to be detached from buckle boss, since structural relation can realize the mode of operation of singlehanded opening, Improve the operating characteristics of prior art packing box.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention Recognize.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the packing box for the one-handed performance that some embodiments of the present application provide;
Fig. 2 is the packing box of one-handed performance that provides of some embodiments of the present application sectional view in closed state;
Fig. 3 is the structural schematic diagram of the buckle of the packing box for the one-handed performance that some embodiments of the present application provide;
Fig. 4 is structure of the packing box in the closing course first stage for the one-handed performance that some embodiments of the present application provide Schematic diagram;
Fig. 5 is structure of the packing box in closing course second stage for the one-handed performance that some embodiments of the present application provide Schematic diagram;
Fig. 6 is structure of the packing box in the closing course phase III for the one-handed performance that some embodiments of the present application provide Schematic diagram;
Fig. 7 is the packing box of one-handed performance that provides of some embodiments of the present application vertical direction upper cover in closed state Force analysis figure when by upward external force F;
Fig. 8 is the structural representation of the packing box for the one-handed performance that some embodiments of the present application provide in a state of use Figure;
Fig. 9 is the explosive view of the packing box of one-handed performance shown in Fig. 8.
Reference numeral:
1- back box;2- upper covers;4- limits liner;5- products;11- is buckled;111- connecting plates;112- hooks;1121- platforms Rank;The inclined-planes 1122-;The first arc surfaces of 1123-;21- bottom plates;22- risers;23- buckles boss;24- buckles baffle;241- second Arc surface;25- positive stop lug boss.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can Can also be electrical connection to be mechanical connection;It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
Fig. 1 is structural representation of the packing box for the one-handed performance that some embodiments of the present application provide under buckling state Figure;Fig. 2 is the packing box of one-handed performance that provides of some embodiments of the present application sectional view in closed state;Fig. 3 is this Shen The structural schematic diagram of the buckle of the packing box for the one-handed performance that some embodiments please provide.
Refering to fig. 1-3, the application provides a kind of packing box of one-handed performance, including back box 1 and upper cover 2, the back box 1 The first side connect with the first side of upper cover 2.
The second side of the back box 1 is equipped with buckle 11, and the buckle 11 includes connecting plate 111 and hook 112;The company One end of fishplate bar 111 is fixedly connected with the second side of back box 1, and the hook 112 is located at the other end of connecting plate 111, connecting plate 111 have certain elasticity, and hook 112 is enable to shake in a certain range;The junction of the hook 112 and connecting plate 111 Formation can be snapped the step 1121 that boss 23 resists, and the side of the hook 112 is equipped with inclined-plane 1122, and the other side is equipped with the One arc surface 1123.
The upper cover 2 includes bottom plate 21 and the riser 22 that is bent to side along 21 edge of bottom plate, on the riser 22 Equipped with buckle boss 23, the bottom plate 21 is equipped with buckle baffle 24.When back box 1 and upper cover 2 fasten, the buckle boss 23 Block hook 112;When the second side to back box 1 applies pressure inwardly, inclined-plane 1122 and the buckle of the hook 112 are kept off Plate 24 contacts, to drive upper cover 2 to be detached with back box 1.
Specifically, the power that driving upper cover 2 is detached with back box 1 connects from the inclined-plane of hook 112 1122 and buckle baffle 24 It touches to buckle baffle 24 and is plastically deformed, buckle baffle 24 restores elastically-deformable time when hook 112 is detached with buckle boss 23 Restoring force when multiple power and upper cover 2 and the plastic deformed recovery in 1 junction of back box.
Furthermore, it is understood that the 1122 matched one side of inclined-plane of the buckle baffle 24 and the hook 112 is the second circle Cambered surface 241.
Fig. 4 is structure of the packing box in the closing course first stage for the one-handed performance that some embodiments of the present application provide Schematic diagram;Fig. 5 is structure of the packing box in closing course second stage for the one-handed performance that some embodiments of the present application provide Schematic diagram;Fig. 6 is structure of the packing box in the closing course phase III for the one-handed performance that some embodiments of the present application provide Schematic diagram.
Refering to Fig. 4-6, the packing box of one-handed performance provided by the present application, closing course is divided into three phases.
First stage, as shown in Figure 4:It presses down on upper cover 2 or makes the second side and upper cover of back box 1 by other means 2 the second side is close to each other, in the process, under the first arc surface 1123 and buckle boss 23 that buckle 11 hook 112 EDGE CONTACT;Under outer power drive, back box 1 deforms upon with upper cover 2 and relative motion occurs, and relative motion campaign is the first circle Cambered surface 1123 is close to the lower edge movement of buckle boss 23, until second arc surface 241 on inclined-plane 1122 and buckle baffle 24 Contact.
Second stage, as shown in Figure 5:After inclined-plane 1122 is contacted with the second arc surface 241, inclined-plane 1122 can act on buckle Baffle 24 makes the deformation of buckle baffle 24 deviate to the right, meanwhile, the first arc surface 1123 is slided along the right lateral surface of buckle boss 23 It is dynamic;Until the top surface that the step 1121 of buckle 11 is snapped boss 23 resists.
Phase III, as shown in Figure 6:Buckle 11 step 1121 be snapped boss 23 top surface resist after, buckle it is convex Platform 23 is no longer influenced by the power of the first arc surface 1123 application and the position that restores balance, buckle baffle 24 are also no longer influenced by inclined-plane 1122 The power of application and the position that restores balance, reach an opposing stationary equilibrium state.
The packing box of one-handed performance provided by the present application has the advantages that retentivity is good stubborn in the phase III, Reason is:
As shown in fig. 6, the condition that the buckle upper surface of boss 23, the bottom end on inclined-plane 1122,24 bottom end of buckle baffle are coplanar Under, size a is more than size b, and the precondition that packing box is opened is 112 lower surface edge of hook and buckle boss 23 in Figure 5 Distance is more than zero after EDGE CONTACT or contact, i.e. a is more than the size of spacing b, and to realize this condition since size a is more than b, Buckle baffle 24 obtains stress generation plastic deformation and moves right, displacement distance a-b.
Fig. 7 is the packing box of one-handed performance that provides of some embodiments of the present application vertical direction upper cover in closed state Force analysis figure when by upward external force F.As shown in fig. 7, buckle 23 upper surface of boss and 112 lower surface contact surface of hook Width is big, i.e. size a in Fig. 6 is big, moreover, riser 22 and 21 angle of bottom plate are close to plumbness.When by straight up When external force F, it is component of the F ' at contact surface that the equivalent force of F, which is F ', f1 and f2, then perpendicular to contact surface, f2 is parallel to be connect f1 Contacting surface;If the angle that the angle of contact surface and box horizontal plane is θ, then f1 and F ' is also θ, the f2 known to parallelogram of force =F ' sin θs, since the inclined-plane of contact and the angle very little of horizontal plane are about 1 degree, so f2=0.017F ', buckle boss connects Comparatively contacting surface is not susceptible to relative motion in the external force on receiving vertical direction.
In summary therefore the packing box of this structure buckle 11 has the good stubborn characteristic of retentivity under closed state.? In some embodiments, the shapes and sizes of baffle 24 are buckled by setting, are made in phase III, riser 22 or buckle boss 23 Have buckle baffle 24 to the pressure on the inside of packing box, retentivity can be further increased in this way, but opening difficulty can be increased.
The packing box of one-handed performance provided by the present application, opening procedure are the inverse process of the second stage of closing course. In simple terms, the position of the buckle 11 of back box 1 is squeezed with hand, the inclined-plane 1122 of hook 112 acts on and buckle baffle 24, closure The second stage of process inversely carries out.By known to mechanical analysis, it is only necessary to the power for applying 8N, therefore, it is possible to prompt, province quickly The completion one-handed performance of power.
According to some embodiments of the present application, positive stop lug boss 25 is additionally provided in upper cover 2, when back box 1 and upper cover 2 fasten, The edge of back box 1 is limited boss 25 and blocks, and positive stop lug boss 25 can not only play position-limiting action, can also play guiding and make With being conducive to being smoothed out for closing course.
Fig. 8 is the structural representation of the packing box for the one-handed performance that some embodiments of the present application provide in a state of use Figure;Fig. 9 is the explosive view of the packing box of one-handed performance shown in Fig. 8.
Refering to Fig. 8 and Fig. 9, according to some embodiments of the present application, the packing box of one-handed performance include back box 1, upper cover 2 with And limit liner 4;The wherein structure of back box 1 and upper cover 2 is identical as structure shown in Fig. 1-6, and details are not described herein.And in limiting Lining 4 is removably mounted in back box 1 or upper cover 2, and limit liner 4 is equipped with the installation position for placing product 5, energy Product 5 is enough avoided to be shaken in packing box.
For the product 5 of different shapes and sizes, it is only necessary to replace different limit liners 4, you can adaptation makes packing box Main body, i.e. back box 1 and upper cover 2 can be widely used in different products 5.Moreover, liner 4 will be limited out of back box 1 or upper cover 2 After dismounting, packing box can be used for storing life small articles.
In some embodiments, back box 1 and upper cover 2 are polypropylene material, and the limit liner 4 is papery.Work as limit After position liner 4 is removed, it can be used as resource and be recovered, environmental pollution will not be increased after discarding, it is therefore, very environmentally friendly.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that:Its according to So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into Row equivalent replacement;And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (9)

1. a kind of packing box of one-handed performance, which is characterized in that including back box and upper cover, the first side of the back box and upper cover The first side connection;The second side of the back box is equipped with buckle, and the buckle is equipped with hook, and the hook is equipped with inclined-plane;It is described The second side of upper cover is equipped with buckle boss and buckle baffle;When back box and upper cover fasten, the buckle boss blocks hook; When applying pressure inwardly to the second side of back box, the inclined-plane of the hook is contacted with buckle baffle, with drive upper cover and Back box detaches.
2. the packing box of one-handed performance according to claim 1, which is characterized in that the hook is additionally provided with and buckle boss First arc surface of cooperation.
3. the packing box of one-handed performance according to claim 2, which is characterized in that the buckle includes connecting plate and card It hooks;One end of the connecting plate is fixedly connected with the second side of back box, and the hook is located at the other end of connecting plate;The hook The step that can be snapped boss and resist is formed with the junction of connecting plate, the side of the hook is equipped with inclined-plane, and the other side is set There is the first arc surface.
4. according to the packing box of claim 1-3 any one of them one-handed performances, which is characterized in that the buckle baffle and institute The matched one side in inclined-plane for stating hook is the second arc surface.
5. the packing box of one-handed performance according to claim 1, which is characterized in that the upper cover include bottom plate and along The riser that bottom edge is bent to side;The buckle boss is fixed on the riser, and the buckle baffle is fixed on described On bottom plate.
6. the packing box of one-handed performance according to claim 5, which is characterized in that described when back box and upper cover fasten There is to the pressure on the inside of packing box buckle in riser or buckle boss.
7. the packing box of one-handed performance according to claim 1, which is characterized in that be additionally provided with limit convex on the upper lid Platform, when back box and upper cover fasten, the edge of back box is limited boss and blocks.
8. the packing box of one-handed performance according to claim 1, which is characterized in that further include limit liner, the limit Liner is removably mounted in back box or upper cover.
9. the packing box of one-handed performance according to claim 8, which is characterized in that the back box and upper cover are poly- third Alkene material, the limit liner are papery.
CN201810597672.3A 2018-06-12 2018-06-12 The packing box of one-handed performance Pending CN108725993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810597672.3A CN108725993A (en) 2018-06-12 2018-06-12 The packing box of one-handed performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810597672.3A CN108725993A (en) 2018-06-12 2018-06-12 The packing box of one-handed performance

Publications (1)

Publication Number Publication Date
CN108725993A true CN108725993A (en) 2018-11-02

Family

ID=63933019

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810597672.3A Pending CN108725993A (en) 2018-06-12 2018-06-12 The packing box of one-handed performance

Country Status (1)

Country Link
CN (1) CN108725993A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675124A1 (en) * 1991-04-15 1992-10-16 Sincoplas LOST PACKAGING BOX INTENDED PARTICULARLY TO CONTAIN A COSMETIC PRODUCT REFILL.
CN2601223Y (en) * 2003-01-15 2004-01-28 柯金松 Umbrella packing box
JP2004274465A (en) * 2003-03-10 2004-09-30 Advanex Inc Portable telephone device
CN101211195A (en) * 2006-12-25 2008-07-02 华硕电脑股份有限公司 Collapsible electronic device
CN201546548U (en) * 2009-11-06 2010-08-11 联想(北京)有限公司 Portable device
CN103149981A (en) * 2013-02-27 2013-06-12 联宝(合肥)电子科技有限公司 Buckling structure capable of being opened or closed by single hand and operation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675124A1 (en) * 1991-04-15 1992-10-16 Sincoplas LOST PACKAGING BOX INTENDED PARTICULARLY TO CONTAIN A COSMETIC PRODUCT REFILL.
CN2601223Y (en) * 2003-01-15 2004-01-28 柯金松 Umbrella packing box
JP2004274465A (en) * 2003-03-10 2004-09-30 Advanex Inc Portable telephone device
CN101211195A (en) * 2006-12-25 2008-07-02 华硕电脑股份有限公司 Collapsible electronic device
CN201546548U (en) * 2009-11-06 2010-08-11 联想(北京)有限公司 Portable device
CN103149981A (en) * 2013-02-27 2013-06-12 联宝(合肥)电子科技有限公司 Buckling structure capable of being opened or closed by single hand and operation method thereof

Similar Documents

Publication Publication Date Title
US4503991A (en) Two part snap hinge
CA2804720C (en) Plastic container
US3371817A (en) Plastic container
US8403160B2 (en) Container with audible freshness locking system
US20060266750A1 (en) Container lid adapted for resealing of container
EP2043921A1 (en) One-piece box-shaped container with large label wrap surface
WO2007145829A1 (en) Child-resistant package
JP7002784B2 (en) Mating type combination container
US20040007583A1 (en) Packing box
CN108725993A (en) The packing box of one-handed performance
US4398314A (en) Box top opener
CN208453545U (en) It is combined for realizing the buckle of packing box one-handed performance
MX2012005336A (en) Container with attached lid.
CN207843803U (en) A kind of milk powder lid
CN208842900U (en) A kind of quickly frangible pail pack
CN208344786U (en) Convenient for the hollow plate container of stacking
CN113650943A (en) Paper-plastic formed cup cover capable of completely fastening cup body
CN213736077U (en) Dessert aluminum foil box
CN213263627U (en) Sealed conjoined box
CN219750350U (en) Recoverable folding box
CN208842787U (en) A kind of packing box
CN208181605U (en) A kind of Integral refractive stack-type logistic turnover box
CN219565961U (en) Stable PVC packaging box
CN208622832U (en) A kind of battery case
CN212767616U (en) Cover body

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination