CN217723947U - Multifunctional nursing bed for infants - Google Patents

Multifunctional nursing bed for infants Download PDF

Info

Publication number
CN217723947U
CN217723947U CN202221804226.3U CN202221804226U CN217723947U CN 217723947 U CN217723947 U CN 217723947U CN 202221804226 U CN202221804226 U CN 202221804226U CN 217723947 U CN217723947 U CN 217723947U
Authority
CN
China
Prior art keywords
plate
nursing bed
infant
baffle
fixedly connected
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.)
Expired - Fee Related
Application number
CN202221804226.3U
Other languages
Chinese (zh)
Inventor
刘袁秀
李秀波
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.)
Harbin Medical University
Original Assignee
Harbin Medical University
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 Harbin Medical University filed Critical Harbin Medical University
Priority to CN202221804226.3U priority Critical patent/CN217723947U/en
Application granted granted Critical
Publication of CN217723947U publication Critical patent/CN217723947U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

The application discloses infant multifunctional nursing bed, include backup pad one, bearing structure two, accomodate structure, baffle structure one and baffle structure two, infant nursing bed bottom plate is connected through bearing structure one to backup pad one, infant nursing bed bottom plate is "U" type structure, the bottom of backup pad one is provided with bearing structure three, be provided with bearing structure two on the bearing structure three. This application takes out the threaded rod, rotating baffle one and baffle two, shorten telescopic link one and telescopic link two, rotate the rotor plate again, be convenient for accomodate whole infant nursing bed is folding, can carry out placing of infant articles for use in the cavity between this application connection cloth and the bottom plate, when being convenient for accomodate infant articles for use when expanding, can not influence the folding of whole infant nursing bed and accomodate, this application couples together baffle one and baffle two through the threaded rod, be convenient for form a simple and easy infant nursing bed.

Description

Multifunctional nursing bed for infants
Technical Field
The application relates to the field of infants, in particular to an infant multifunctional nursing bed.
Background
Infants and young children are a general term for infants and young children, and generally refer to young children of 0-6 years old. After the baby is born, the baby is generally transferred to a special infant care bed for nurturing. Therefore, not only an independent and quiet activity space can be created for the baby, but also the problems that the baby is poor in sleeping quality and even the baby is squeezed because the baby and the adult sleep on the same bed can be avoided
However, the conventional infant care bed cannot be folded, and when the infant care bed is stored, the infant care bed occupies a large storage space. Therefore, the multifunctional nursing bed for the infants is provided for solving the problems.
Disclosure of Invention
When providing the multi-functional nursing bed of infant in this embodiment and being arranged in solving traditional nursing bed of infant and taking in among the prior art, shared storage space is great and traditional nursing bed of infant and infant lacks the problem of accomodating the structure.
According to an aspect of the application, an infant multifunctional nursing bed is provided, including a first support plate, a first support structure, a second support structure, a containing structure, a first baffle structure and a second baffle structure, the first support plate is connected with the first infant nursing bed bottom plate through the first support structure, the first infant nursing bed bottom plate is of a U-shaped structure, the bottom of the first support plate is provided with a third support structure, the third support structure is provided with the second support structure, the bottom of the first infant nursing bed bottom plate is provided with the containing structure, the left side and the right side of the first infant nursing bed bottom plate are provided with the first baffle structure, the front face and the back of the first infant nursing bed bottom plate are provided with the second baffle structure, four universal wheels are fixedly connected to the outer side wall of the bottom of the first support plate, and the bottom of the first infant nursing bed bottom plate is provided with the fourth support structure.
Furthermore, bearing structure one includes fixed block one, fixed block two, rotor plate, mount and joint frame, fixed block one fixed connection is at the top of backup pad one, two fixed connection of fixed block are in the bottom of infant nursing bed bottom plate, rotate the one end of connecting the rotor plate on fixed block one and the fixed block two, the other end of rotor plate rotates and connects on the mount, the mount is "U" type structure, two joint frames of fixed connection on the lateral wall of the relative both sides of mount.
Furthermore, a circular through groove is formed in the side wall of the first support plate.
Furthermore, the third supporting structure comprises a fixing plate and a third supporting plate, the fixing plate is fixedly connected to the outer side wall of the bottom of the first supporting plate, and the bottom of the fixing plate is fixedly connected with the third supporting plate.
Further, the supporting structure II comprises a first telescopic rod, a second supporting plate, a first clamping groove and a second clamping groove, the bottom of the first telescopic rod is fixedly connected to the third supporting plate, the top of the first telescopic rod penetrates through the circular through groove and is fixedly connected with the second supporting plate, and the second supporting plate is provided with the second clamping groove and the first clamping groove.
Furthermore, the first clamping groove is matched with the clamping frame.
Further, the storage structure comprises a third fixing block, a bottom plate and connecting cloth, the third fixing block is fixedly connected to the bottom of the bottom plate of the infant care bed, the third fixing block is fixedly connected with the connecting cloth at the bottom, and the other end of the connecting cloth is fixedly connected with the bottom plate.
Furthermore, the first baffle plate structure comprises a first baffle plate and first threaded holes, the first baffle plate is rotatably connected to the left side and the right side of the bottom plate of the infant care bed, and the first baffle plate is provided with the first threaded holes.
Furthermore, the second baffle structure comprises a second baffle, a second threaded hole and a threaded rod, the second baffle is rotatably connected to the side walls of the front face and the back face of the infant care bed bottom, the second baffle is provided with eight second threaded holes, the second threaded hole is in threaded connection with the threaded rod, and the threaded rod is matched with the first threaded hole.
Furthermore, the supporting structure IV comprises a second telescopic rod and a clamping block, the second telescopic rod is fixedly connected to the bottom of the bottom plate of the infant care bed, the top of the second telescopic rod is fixedly connected with the clamping block, and the clamping block is clamped in the clamping groove II.
Through the above-mentioned embodiment of this application, adopted bearing structure one, bearing structure two, accomodate the structure, baffle structure one and baffle structure two, when having solved traditional infant nursing bed and accomodate, shared storage space is great and the problem of traditional infant nursing bed on lack the structure of accomodating, has got and has been convenient for fold the whole infant nursing bed and accomodate infant's articles for use with being convenient for when expanding, can not influence the folding effect of accomodating of whole infant nursing bed.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;
FIG. 3 is a schematic diagram of the overall side view internal structure of an embodiment of the present application;
fig. 4 is a schematic perspective view of a support structure according to an embodiment of the present application.
In the figure: 1. a first support plate; 2. a universal wheel; 3. a first supporting structure; 301. a first fixing block; 302. a second fixing block; 303. a rotating plate; 304. a fixed mount; 305. a clamping frame; 4. a second support structure; 401. a first telescopic rod; 402. a second support plate; 403. a first clamping groove; 404. a clamping groove II 5 and a containing structure; 501. a third fixed block; 502. a base plate; 503. connecting cloth; 6. a baby care bed bottom plate; 7. a first baffle structure; 701. a first baffle plate; 702. a first threaded hole; 8. a baffle structure II; 801. a second baffle plate; 802. a second threaded hole; 803. a threaded rod; 9. a support structure III; 901. a fixing plate; 902. a third support plate; 10. a circular through groove; 11. a support structure four; 1101. a second telescopic rod; 1102. and a clamping block.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-4, the multifunctional infant care bed includes a first support plate 1, a first support structure 3, a second support structure 4, a first storage structure 5, a first baffle structure 7, and a second baffle structure 8, wherein the first support plate 1 is connected to a first infant care bed bottom plate 6 through the first support structure 3, the first infant care bed bottom plate 6 is of a "u" shape structure, a third support structure 9 is disposed at the bottom of the first support plate 1, the second support structure 4 is disposed on the third support structure 9, the second storage structure 5 is disposed at the bottom of the first infant care bed bottom plate 6, the first baffle structure 7 is disposed at the left side and the right side of the first infant care bed bottom plate 6, the second baffle structure 8 is disposed at the front side and the back side of the first infant care bed bottom plate 6, four universal wheels 2 are fixedly connected to the outer side wall of the bottom of the first support plate 1, and a fourth support structure 11 is disposed at the bottom of the first infant care bed bottom plate 6.
The first supporting structure 3, the second supporting structure 4, the first baffle structure 7 and the second baffle structure 8 are used for facilitating folding and storage of the whole infant nursing bed, occupied storage space of the infant nursing bed during storage is reduced, the folding and storage of the whole infant nursing bed is facilitated through the storage structure 5, and occupied storage space of the infant nursing bed during storage is reduced.
The supporting structure I3 comprises a first fixing block 301, a second fixing block 302, a rotating plate 303, a fixing frame 304 and a clamping frame 305, wherein the first fixing block 301 is fixedly connected to the top of the first supporting plate 1, the second fixing block 302 is fixedly connected to the bottom of the infant care bed bottom plate 6, one end of the rotating plate 303 is rotatably connected to the first fixing block 301 and the second fixing block 302, the other end of the rotating plate 303 is rotatably connected to the fixing frame 304, the fixing frame 304 is of a U-shaped structure, the two clamping frames 305 are fixedly connected to the outer side walls of the two opposite sides of the fixing frame 304, and the two rotating plates 303 can be overlapped by rotating the rotating plate 303, so that the infant care bed bottom plate 6 descends along with the rotation of the rotating plate 303.
The side wall of the first support plate 1 is provided with a circular through groove 10.
The third supporting structure 9 comprises a fixing plate 901 and a third supporting plate 902, the fixing plate 901 is fixedly connected to the outer side wall of the bottom of the first supporting plate 1, the bottom of the fixing plate 901 is fixedly connected with the third supporting plate 902, and the third supporting plate 902 can support the first telescopic rod 401.
The second supporting structure 4 comprises a first telescopic rod 401, a second supporting plate 402, a first clamping groove 403 and a second clamping groove 404, the bottom of the first telescopic rod 401 is fixedly connected to a third supporting plate 902, the top of the first telescopic rod 401 penetrates through the second circular through groove 10 and is fixedly connected with the second supporting plate 402, the second clamping groove 404 and the first clamping groove 403 are formed in the second supporting plate 402, the second supporting plate 402 is supported between the fixing frames 304 and supports the fixing frames 304, and the two fixing frames 304 are prevented from being close to each other.
The first clamping groove 403 and the clamping frame 305 are matched with each other.
The accommodating structure 5 comprises a third fixed block 501, a bottom plate 502 and a connecting cloth 503, the third fixed block 501 is fixedly connected to the bottom of the bottom plate 6 of the infant care bed, the bottom of the third fixed block 501 is fixedly connected with the connecting cloth 503, the other end of the connecting cloth 503 is fixedly connected with the bottom plate 502, a cavity is formed between the connecting cloth 503 and the bottom plate 502, and articles for infants can be placed in the cavity.
The first baffle structure 7 comprises a first baffle 701 and a first threaded hole 702, the first baffle 701 is rotatably connected to the left side and the right side of the bottom plate 6 of the infant care bed, and the first baffle 701 is provided with the first threaded hole 702.
The second baffle structure 8 comprises a second baffle 801, a second threaded hole 802 and a threaded rod 803, the second baffle 801 is rotatably connected to the side walls of the front surface and the back surface of the infant care bed bottom, the second baffle 801 is provided with eight second threaded holes 802, the second threaded holes 802 are in threaded connection with the threaded rod 803, the threaded rod 803 is matched with the first threaded hole 702, the first baffle 701 and the second baffle 801 are connected through the threaded rod 803, and a fence is formed around the infant care bed bottom plate 6.
The supporting structure IV 11 comprises a second telescopic rod 1101 and a clamping block 1102, the second telescopic rod 1101 is fixedly connected to the bottom of the bottom plate 6 of the infant care bed, the top of the second telescopic rod 1101 is fixedly connected with the clamping block 1102, the clamping block 1102 is clamped in the clamping groove II 404, and the rotation of the rotating plate 303 is limited by the second telescopic rod 1101 and the clamping block 1102.
The utility model discloses when using, two 402 supports in the backup pad are between mount 304, support mount 304, prevent that two mount 304 are close to each other, threaded rod 803 couples together baffle 701 and two 801, form around infant nursing bed bottom plate 6 and enclose the fender, form a simple and easy infant nursing bed, when carrying out infant nursing bed and accomodate, manual rotation threaded rod 803, take out threaded rod 803 threaded hole one 702 and threaded hole two 802, rotate baffle one 701 earlier, keep flat baffle one 701 on infant nursing bed bottom plate 6, rotate baffle two 801 again, keep flat baffle two 801 on baffle one 701, shorten telescopic link one 401 and two 1101 of telescopic link, telescopic link one 401 drives two 402 descendants of backup pad, joint frame 305 breaks away from the joint groove, make backup pad two 402 keep flat on backup pad one 1, two 1101 of telescopic link drives joint piece 1102 and rises, pull out joint piece two 404 of joint groove, rotate rotor plate 303 again, make two rotor plates 303 coincide, infant nursing bed bottom plate 6 descends along with the rotation of rotor plate 303, be convenient for with whole infant nursing bed bottom plate 303, the folding infant nursing bed cavity that accomodates when can not accomodating, the infant nursing bed cavity that the folding infant nursing article that takes in can not accomodate, the infant nursing bed cavity can be convenient for the folding the infant nursing when taking in the infant nursing bed of the folding infant can be taken in the infant nursing, the infant nursing bed of taking in the folding infant nursing bed of the folding of the infant can be taken in the folding of the infant.
The application has the advantages that:
1. this application is rational in infrastructure, take out screw hole one and screw hole two with the threaded rod, rotate baffle one earlier, rotate baffle two again, keep flat baffle one and baffle two, shorten telescopic link one and telescopic link two, telescopic link one drives two descendants of backup pad, make the backup pad two times put the backup pad one, telescopic link two drives the joint piece and rises, rotate the rotor plate again, make two rotor plates keep flat the pile together, infant nursing bed bottom plate descends along with the rotation of rotor plate, be convenient for fold and accomodate whole infant nursing bed, shared storage space when reducing infant nursing bed and accomodating.
2. This application is rational in infrastructure, connects and forms a cavity between cloth and the bottom plate, can carry out placing of infant's articles for use in the cavity, when being convenient for accomodate infant's articles for use when expanding, can not influence folding of whole infant's nursing bed and accomodate.
3. This application is rational in infrastructure, couples together baffle one and baffle two through the threaded rod, encloses the fender at infant nursing bed bottom plate formation all around, is convenient for form a simple and easy infant nursing bed.
The modules referred to are prior art and are fully implemented by those skilled in the art, and it is not necessary to state that the present invention is not directed to software and process improvements.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. Infant multifunctional nursing bed which characterized in that: the infant nursing bed comprises a first supporting plate (1), a first supporting structure (3), a second supporting structure (4), an accommodating structure (5), a first baffle structure (7) and a second baffle structure (8), wherein the first supporting plate (1) is connected with the first infant nursing bed bottom plate (6) through the first supporting structure (3), the first infant nursing bed bottom plate (6) is of a U-shaped structure, the third supporting structure (9) is arranged at the bottom of the first supporting plate (1), the second supporting structure (4) is arranged on the third supporting structure (9), the accommodating structure (5) is arranged at the bottom of the first infant nursing bed bottom plate (6), the first baffle structure (7) is arranged on the left side and the right side of the first infant nursing bed bottom plate (6), the second baffle structure (8) is arranged on the front side and the back side of the first infant nursing bed bottom plate (6), four universal wheels (2) are fixedly connected to the outer side wall of the bottom of the first supporting plate (1), and the fourth supporting structure (11) is arranged at the bottom of the first infant nursing bed bottom plate (6).
2. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the supporting structure I (3) comprises a first fixing block (301), a second fixing block (302), a rotating plate (303), a fixing frame (304) and clamping frames (305), wherein the first fixing block (301) is fixedly connected to the top of the first supporting plate (1), the second fixing block (302) is fixedly connected to the bottom of the infant care bed bottom plate (6), the first fixing block (301) and the second fixing block (302) are rotatably connected with one end of the rotating plate (303), the other end of the rotating plate (303) is rotatably connected to the fixing frame (304), the fixing frame (304) is of a U-shaped structure, and the two clamping frames (305) are fixedly connected to the outer side walls of the two opposite sides of the fixing frame (304).
3. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: and a circular through groove (10) is formed in the side wall of the first support plate (1).
4. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the third supporting structure (9) comprises a fixing plate (901) and a third supporting plate (902), the fixing plate (901) is fixedly connected to the outer side wall of the bottom of the first supporting plate (1), and the bottom of the fixing plate (901) is fixedly connected with the third supporting plate (902).
5. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the supporting structure II (4) comprises a first telescopic rod (401), a second supporting plate (402), a first clamping groove (403) and a second clamping groove (404), the bottom of the first telescopic rod (401) is fixedly connected to the third supporting plate (902), the top of the first telescopic rod (401) penetrates through the circular through groove (10) and is fixedly connected with the second supporting plate (402), and the second clamping groove (404) and the first clamping groove (403) are formed in the second supporting plate (402).
6. The multifunctional nursing bed for infants and young children as claimed in claim 5, wherein: the first clamping groove (403) and the clamping frame (305) are matched with each other.
7. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the storage structure (5) comprises a third fixed block (501), a bottom plate (502) and connecting cloth (503), the third fixed block (501) is fixedly connected to the bottom of the bottom plate (6) of the infant care bed, the bottom of the third fixed block (501) is fixedly connected with the connecting cloth (503), and the other end of the connecting cloth (503) is fixedly connected with the bottom plate (502).
8. The multifunctional infant care bed according to claim 1, characterized in that: the first baffle plate structure (7) comprises a first baffle plate (701) and first threaded holes (702), the first baffle plate (701) is rotatably connected to the left side and the right side of the bottom plate (6) of the infant care bed, and the first baffle plate (701) is provided with the first threaded holes (702).
9. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the second baffle structure (8) comprises a second baffle (801), a second threaded hole (802) and a threaded rod (803), the second baffle (801) is rotatably connected to the side walls of the front surface and the back surface of the infant care bed bottom, eight second threaded holes (802) are formed in the second baffle (801), the second threaded holes (802) are in threaded connection with the threaded rod (803), and the threaded rod (803) and the first threaded hole (702) are matched with each other.
10. The multifunctional nursing bed for infants and young children as claimed in claim 1, wherein: the supporting structure IV (11) comprises a second telescopic rod (1101) and a clamping block (1102), the second telescopic rod (1101) is fixedly connected to the bottom of the infant care bed bottom plate (6), the top of the second telescopic rod (1101) is fixedly connected with the clamping block (1102), and the clamping block (1102) is clamped in the clamping groove II (404).
CN202221804226.3U 2022-07-13 2022-07-13 Multifunctional nursing bed for infants Expired - Fee Related CN217723947U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221804226.3U CN217723947U (en) 2022-07-13 2022-07-13 Multifunctional nursing bed for infants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221804226.3U CN217723947U (en) 2022-07-13 2022-07-13 Multifunctional nursing bed for infants

Publications (1)

Publication Number Publication Date
CN217723947U true CN217723947U (en) 2022-11-04

Family

ID=83850628

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221804226.3U Expired - Fee Related CN217723947U (en) 2022-07-13 2022-07-13 Multifunctional nursing bed for infants

Country Status (1)

Country Link
CN (1) CN217723947U (en)

Similar Documents

Publication Publication Date Title
CN107280884A (en) A kind of medical swing infant sleeping bed
CN217723947U (en) Multifunctional nursing bed for infants
CN210354042U (en) Multifunctional baby nursing bed
CN202445581U (en) Folding bed
WO2014015466A1 (en) Infant bed
CN213048244U (en) Take horizontal medicine machine of frying of convertible ejection of compact structure
CN212815497U (en) Children's bed
CN216301203U (en) Novel folding saddle
CN221012646U (en) Folding bed convenient to store and used for kindergarten
CN214967938U (en) Sickbed with telescopic infusion support
CN218164719U (en) Child bed cloth cover fixing structure
CN220022684U (en) Detachable solar panel supporting structure
CN207898293U (en) A kind of infanette
CN214855611U (en) Bedside cabinet integrated type accompanying bed
CN209789226U (en) Infant care folding carton
CN217429646U (en) Baby crib capable of growing
CN220988239U (en) Folding bed
CN212307326U (en) Folding American style sofa
CN216754033U (en) Cradle skeleton texture
CN211242518U (en) Novel child health care bed
CN216824351U (en) A infusion support for community hospital is convenient for accomodate
CN117814609A (en) Intelligent electric bed capable of being detached and installed completely
CN219000932U (en) Multifunctional pediatric nursing bed
CN215569011U (en) Foldable software engineering equipment mounting frame
CN219845825U (en) Slowly collapse comfortable mattress support system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20221104