CN110165611B - Wire clamping clamp - Google Patents

Wire clamping clamp Download PDF

Info

Publication number
CN110165611B
CN110165611B CN201910432245.4A CN201910432245A CN110165611B CN 110165611 B CN110165611 B CN 110165611B CN 201910432245 A CN201910432245 A CN 201910432245A CN 110165611 B CN110165611 B CN 110165611B
Authority
CN
China
Prior art keywords
groove
clamping
gas
wire
section
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.)
Active
Application number
CN201910432245.4A
Other languages
Chinese (zh)
Other versions
CN110165611A (en
Inventor
朱路生
李昕
王世强
杨菲菲
崔建维
吴立慧
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.)
Anhui Jianghuai Automobile Group Corp
Original Assignee
Anhui Jianghuai Automobile Group Corp
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 Anhui Jianghuai Automobile Group Corp filed Critical Anhui Jianghuai Automobile Group Corp
Priority to CN201910432245.4A priority Critical patent/CN110165611B/en
Publication of CN110165611A publication Critical patent/CN110165611A/en
Application granted granted Critical
Publication of CN110165611B publication Critical patent/CN110165611B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details

Abstract

The invention discloses a wire clamp which is used for fixing a wire harness. The wire clamping clamp comprises a body, a first clamping groove is formed in the outer surface of the body, the first clamping groove comprises a first groove section and a second groove section which are distributed along the groove depth direction, the first groove section is close to the notch, the groove width of the first groove section is larger than that of the second groove section, a limiting structure is arranged on the inner side wall, close to the notch, of the first groove section and the second groove section, the limiting structure is used for limiting a clamping object to be separated from the notch, the first clamping groove is formed in the body, and a fixing structure used for fixing a wire harness is further arranged on the body. Through seted up first groove on the body to can block on the sheet metal component of locating different thickness, in order to make things convenient for the fixed of card fastener, improved the application range of card fastener.

Description

Wire clamping clamp
Technical Field
The invention relates to the technical field of automobiles, in particular to a wire clamping clamp.
Background
Various pipeline fixing and clamping clamps are usually arranged in modern automobiles, and are mainly used for fixing pipeline on automobile metal plates or frames, so that interference and abrasion caused by too fast opening of the pipeline are effectively prevented. The fixed pipeline quantity of the wire clamping clamp of prior art has the limitation, does not have unified restraint, and is pleasing to the eye after fixed, and the wire clamping clamp can only block on the panel beating of fixed thickness, uses and has certain limitation.
Disclosure of Invention
In order to solve the technical problems, the invention mainly aims to provide a wire clamping clamp, which aims to solve the problem that the conventional wire clamping clamp cannot be clamped on sheet metal parts with different thicknesses.
In order to achieve the above object, the wire clamping clip provided by the present invention is used for fixing a wire harness, and includes a body, wherein a first clamping groove is formed on an outer surface of the body, the first clamping groove includes a first groove section and a second groove section distributed along a groove depth direction, the first groove section is disposed near a groove opening, a groove width of the first groove section is greater than a groove width of the second groove section, inner side walls of the first groove section and the second groove section near the groove opening are both provided with a limiting structure, the limiting structure is used for limiting a clamped object to be separated from the first clamping groove from the groove opening, and the body is further provided with a fixing structure for fixing the wire harness.
Optionally, the first slot is disposed through the body in an extending direction of the first slot; and/or the presence of a gas in the gas,
the body is provided with a plurality of first draw-in grooves.
Optionally, each of the first groove segments and each of the second groove segments are provided with a first elastic arm on two opposite inner side walls, and the plurality of first elastic arms form the limiting structure.
Optionally, a second clamping groove is formed in the outer surface of the body, and the second clamping groove penetrates through the body in the extending direction of the second clamping groove to form the fixing structure.
Optionally, the body is provided with a plurality of second card slots; and/or the presence of a gas in the gas,
and the two opposite inner side walls of the second clamping groove at the notch are respectively provided with a second elastic arm, and the second elastic arms are used for limiting the wire harness to be separated from the second clamping groove from the notch.
Optionally, the body has a front surface and a rear surface, and the front surface and/or the rear surface is provided with the first locking groove extending left and right and the second locking groove extending up and down.
Optionally, a plurality of first card slots are arranged in the front-back direction; and/or the presence of a gas in the gas,
a plurality of second clamping grooves are formed in the left and right directions; and/or the presence of a gas in the gas,
the body has upper surface and lower surface, the second draw-in groove is to run through the upper surface with the lower surface, just the upper surface with the lower surface all is equipped with the strengthening rib.
Optionally, each first elastic arm extends from the notch to the bottom of the groove, and two first elastic arms which are oppositely arranged gradually get closer from the notch to the bottom of the groove; and/or the presence of a gas in the gas,
the first elastic arm is set to be an iron sheet.
Optionally, the second elastic arms extend from the notch to the groove bottom, and the two oppositely arranged second elastic arms gradually approach from the notch to the groove bottom; and/or the presence of a gas in the gas,
the material of the body is plastic; and/or the presence of a gas in the gas,
the second elastic arm is made of plastic.
Optionally, a surface of the first resilient arm is coated with a rubber layer.
According to the technical scheme provided by the invention, the fixing structure is arranged on the body to fix the wire harness, the first clamping groove is formed in the body, the first clamping groove is provided with the first groove section and the second groove section, the groove width of the first groove section is larger than that of the second groove section, so that the wire clamping clamp can be clamped on sheet metal parts with different thicknesses, the wire clamping clamp is convenient to fix, the use range of the wire clamping clamp is improved, and the limiting structure is arranged on the first clamping groove and used for limiting a clamped object to be separated from the first clamping groove from a notch, so that clamping is firmer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a wire clamping clip provided in the present invention;
FIG. 2 is a front view of the clamp of FIG. 1;
FIG. 3 is a left side view of the clamp of FIG. 1;
fig. 4 is a schematic top view of the clip of fig. 1.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
1 Body 31 First elastic arm
2 First card slot 4 Fixing structure
21 First groove section 41 Second card slot
22 Second groove section 42 Second elastic arm
3 Limiting structure
The object of the present invention, its functional characteristics and advantageous effects will be further described with reference to the following embodiments and drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Various pipeline fixing and clamping clamps are usually arranged in modern automobiles, and are mainly used for fixing pipeline on automobile metal plates or frames, so that interference and abrasion caused by too fast opening of the pipeline are effectively prevented. The fixed pipeline quantity of the wire clamping clamp of prior art has the limitation, does not have unified restraint, and is pleasing to the eye after fixed, and the wire clamping clamp can only block on the panel beating of fixed thickness, uses and has certain limitation.
In view of the above, the present invention provides a wire clamping clip, and fig. 1 to 4 are embodiments of the wire clamping clip provided in the present invention.
Referring to fig. 1 to 3, in the present embodiment, the wire clip is used for fixing a wire harness, the wire clip includes a body 1, a first groove 2 is formed on an outer surface of the body 1, the first groove 2 includes a first groove section 21 and a second groove section 22 distributed along a groove depth direction, the first groove section 21 is disposed near a groove opening, a groove width of the first groove section 21 is greater than a groove width of the second groove section 22, inner side walls of the first groove section 21 and the second groove section 22 near the groove opening are both provided with a limiting structure 3, the limiting structure 3 is used for limiting a clamping object to be separated from the first groove 2 from the groove opening, and the body 1 is further provided with a fixing structure 4 for fixing the wire harness. It should be noted that the wire clamping clamp is mainly used for fixing wire harnesses in an automobile, and the wire clamping clamp is clamped on different sheet metal parts or frames in the automobile for fixing, so that the trend of a wire clamping line has multiple directions, and the wire clamping clamp also meets the requirements of different sheet metal thicknesses.
In the technical scheme provided by the invention, the fixing structure 4 is arranged on the body 1 to fix the wire harness, the first clamping groove 2 is arranged on the body 1, the first clamping groove 2 is provided with the first groove section 21 and the second groove section 22, the groove width of the first groove section 21 is larger than that of the second groove section 22, so that the wire clamping clamp can be clamped on sheet metal parts with different thicknesses, the wire clamping clamp is convenient to fix, the use range of the wire clamping clamp is improved, and the limiting structure 3 is arranged on the first clamping groove 2 to limit a clamping object to be separated from the first clamping groove 2 from a notch, so that clamping is firmer.
In this embodiment, the first engaging groove 2 penetrates through the body 1 in an extending direction, the extending direction is a groove length direction of the first engaging groove 2, that is, a length direction of a sheet metal part that can be clamped by the first engaging groove 2, and the first engaging groove 2 can be completely arranged to penetrate through the body 1 so as to be clamped on the sheet metal part from a notch; first draw-in groove 2 also can set up to run through the one end of body 1 when the card is located on the sheet metal component, with follow body 1 is inserted or is blocked the sheet metal component length ratio of establishing by the one end that runs through is smaller, can all block into in the first draw-in groove 2.
In this embodiment, body 1 is equipped with a plurality of first draw-in groove 2 to can block and locate on a plurality of sheet metal components, so that the card is established more firmly, also can make the fastener can be established from the card of different directions, with the fixed of more convenient pencil.
For example, in the first clamping grooves 2, two ends of one part of the first clamping grooves 2 are completely penetrated through the body 1, and the other part of the first clamping grooves 2 is penetrated through one end of the body 1, so that the clamping requirements of different sheet metal parts can be met.
In this embodiment, each of the first groove sections 21 and each of the second groove sections 22 have first elastic arms 31 on two inner side walls opposite to each other, the plurality of first elastic arms 31 form the limiting structure 3, and after the wire clamping clip is clamped on the sheet metal part, the first elastic arms 31 are used for abutting against the upper and lower surfaces of the sheet metal part, so that the sheet metal part is clamped, and the wire clamping clip is more firmly fixed. Limiting structure 3's the form that sets up has the multiple, also can set up to the buckle structure of mutual lock, still can set up to locating magnetism portion of inhaling on the inside wall to the card of will inhaling is established first groove section 21 or sheet metal component in the second groove section 22 can be favorable to preventing the sheet metal component from following the form that sets up that drops in the first draw-in groove 2 all should belong to the protection scope of this application.
In this embodiment, second draw-in groove 41 has been seted up to the surface of body 1, second draw-in groove 41 is in its extending direction and runs through body 1 sets up to form fixed knot constructs 4, because the pencil is all very long one and connects on other components, second draw-in groove 41 is the locating that both ends run through completely on the body 1 to conveniently establish from the middle part card of pencil, in order to tie the pencil, with the more orderly of pencil arrangement. Obviously, the arrangement form of the fixing structure 4 is not limited to the above-mentioned one, and may be further configured as a wire harness loop to be convexly disposed on the outer side of the body 1, and may be further configured as a buckling structure to buckle and fix the wire harness, and the arrangement form of the fixing structure 4 is relatively simple, and is not repeated here.
Further, the body 1 is provided with a plurality of second clamping grooves 41 so as to fix a plurality of wire harnesses at the same time, so that one wire clamping clamp can clamp a plurality of wire harnesses.
Furthermore, the second slot 41 is provided with a second elastic arm 42 on two opposite inner side walls at the notch, and the second elastic arm 42 is used for limiting the wire harness to be separated from the second slot 41 from the notch, so as to prevent the wire harness from falling off and affecting the wire clamping effect.
The second elastic arms 42 are respectively arranged at the notches of the plurality of second clamping grooves 41 to ensure the wire clamping effect.
In the present embodiment, the body 1 may be provided in various shapes, such as a hexahedron, an octahedron, or an irregular shape. Specifically, in the present embodiment, the body 1 is provided as a rectangular parallelepiped, the body 1 has a front surface and a rear surface, and the front surface and/or the rear surface is provided with the first engaging groove 2 extending in the left-right direction and the second engaging groove 41 extending in the up-down direction. The first card slot 2 can be set as one or two to meet the requirement. The first clamping groove 2 and the second clamping groove 41 are perpendicular to each other and penetrate through the first clamping groove 2, and the first clamping groove 2 can also be used for clamping wiring harnesses, so that the wiring harnesses in different directions can be clamped by the clamping wire clamp.
Further, first draw-in groove 2 is equipped with a plurality ofly along the anteroposterior to second draw-in groove 41 is along controlling to being equipped with a plurality ofly, and of course above-mentioned two kinds of modes also can combine to implement together, promptly body 1 is equipped with a plurality ofly along the anteroposterior to first draw-in groove 2 is equipped with a plurality ofly along controlling to second draw-in groove 41, specifically, in this embodiment, first draw-in groove 2 is equipped with two along the anteroposterior to being equipped with threely along controlling to the interval, and be symmetric distribution along the anteroposterior to be equipped with six altogether second draw-in groove 41, first draw-in groove 2 is in order to wear to locate the middle part in second groove, in order with second draw-in groove 41 divide into two upper and lower parts, in order to block and establish more.
In this embodiment, the body 1 has an upper surface and a lower surface, the second engaging groove 41 penetrates through the upper surface and the lower surface, and the upper surface and the lower surface are both provided with reinforcing ribs to reinforce the body 1.
In this embodiment, each first elastic arm 31 extends the setting from the notch to the tank bottom direction, is two of relative setting first elastic arm 31 is from the notch to the tank bottom direction and draws close the setting gradually to it is more convenient to make the card establish, and can carry out the centre gripping according to the difference of panel beating thickness fixedly. The first elastic arm 31 may be disposed in various forms, such as an arc shape, or other irregular shapes, so as to have a clamping function, specifically, in the present application, the first elastic arm 31 extends linearly;
in the present application, the first resilient arm 31 is provided as an iron piece.
It is obvious that the two above-mentioned ways can be implemented in combination.
In this embodiment, please refer to fig. 4, the second elastic arms 42 extend from the notch to the bottom of the groove, and the two second elastic arms 42 oppositely disposed gradually get closer from the notch to the bottom of the groove to prevent the wiring harness from coming off from the notch. The second elastic arm 42 may be disposed in various forms, and the shape thereof is not limited specifically, the second elastic arm 42 is made of plastic, the second elastic arm 42 is made of certain elasticity, and the body 1 is made of plastic, so that the second elastic arm 42 and the body 1 can be conveniently formed together.
Further, the surface of the first elastic arm 31 is covered with a rubber layer to prevent the sheet metal part from being scratched when the sheet metal part is clamped.
In this embodiment, the first elastic arm 31 is provided with a plurality of in the second groove section 22 to increase the effective contact area of first elastic arm 31 and sheet metal component, the chucking power is bigger, has promoted the reliability.
In this embodiment, the first card slot 2 and the second card slot 41 are arranged in a symmetrical manner, so that the production and the manufacture are more convenient. In this application, first draw-in groove 2 first groove section 21 can be used to the card and establishes to the sheet metal component of 3mm to 6mm thickness on, second groove section 22 mainly used card is established to the sheet metal component below 3mm thickness on.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims (9)

1. A wire clamping clamp is used for fixing a wire harness and is characterized by comprising a body, wherein a first clamping groove is formed in the outer surface of the body, the first clamping groove comprises a first groove section and a second groove section which are distributed along the groove depth direction, the first groove section is arranged close to a groove opening, the groove width of the first groove section is larger than that of the second groove section, limiting structures are arranged on the inner side walls of the first groove section and the second groove section close to the groove opening and used for limiting a clamped object to be separated from the first clamping groove from the groove opening, and a fixing structure used for fixing the wire harness is further arranged on the body; the body is provided with a front surface and a rear surface, and the front surface and/or the rear surface are/is provided with a first clamping groove extending left and right and a second clamping groove extending up and down; the first clamping groove and the second clamping groove are perpendicular to each other and penetrate through the first clamping groove and the second clamping groove.
2. The wire trap of claim 1, wherein the first trap slot is disposed through the body in an extending direction thereof; and/or the presence of a gas in the gas,
the body is provided with a plurality of first draw-in grooves.
3. The wire clip of claim 2 wherein each of the first channel section and the second channel section has a first resilient arm on opposing inner sidewalls, the first resilient arms forming the retention structure.
4. The wire clip of claim 1, wherein the body defines a second slot on an outer surface thereof, the second slot extending through the body in an extending direction thereof to form the fixing structure.
5. The card holder of claim 4, wherein the body defines a plurality of the second card slots; and/or the presence of a gas in the gas,
and the two opposite inner side walls of the second clamping groove at the notch are respectively provided with a second elastic arm, and the second elastic arms are used for limiting the wire harness to be separated from the second clamping groove from the notch.
6. The wire clip of claim 1, wherein a plurality of the first engaging grooves are provided in the front-rear direction; and/or the presence of a gas in the gas,
a plurality of second clamping grooves are formed in the left and right directions; and/or the presence of a gas in the gas,
the body has upper surface and lower surface, the second draw-in groove is to run through the upper surface with the lower surface, just the upper surface with the lower surface all is equipped with the strengthening rib.
7. The wire clamping clip as claimed in claim 3, wherein each of the first resilient arms extends from the notch toward the bottom of the groove, and two of the first resilient arms oppositely disposed are gradually drawn toward each other from the notch toward the bottom of the groove; and/or the presence of a gas in the gas,
the first elastic arm is set to be an iron sheet.
8. The wire clamping clip as claimed in claim 5, wherein said second resilient arms extend from the notch toward the bottom of the groove, and two of said second resilient arms oppositely disposed are gradually drawn toward each other from the notch toward the bottom of the groove; and/or the presence of a gas in the gas,
the material of the body is plastic; and/or the presence of a gas in the gas,
the second elastic arm is made of plastic.
9. The wire clamp of claim 7, wherein a surface of the first resilient arm is coated with a rubber layer.
CN201910432245.4A 2019-05-22 2019-05-22 Wire clamping clamp Active CN110165611B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910432245.4A CN110165611B (en) 2019-05-22 2019-05-22 Wire clamping clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910432245.4A CN110165611B (en) 2019-05-22 2019-05-22 Wire clamping clamp

Publications (2)

Publication Number Publication Date
CN110165611A CN110165611A (en) 2019-08-23
CN110165611B true CN110165611B (en) 2020-12-01

Family

ID=67632313

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910432245.4A Active CN110165611B (en) 2019-05-22 2019-05-22 Wire clamping clamp

Country Status (1)

Country Link
CN (1) CN110165611B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2056419A2 (en) * 2007-10-29 2009-05-06 Newfrey LLC Clamp for a plurality of wire harnesses
EP2103821A2 (en) * 2008-03-18 2009-09-23 Newfrey LLC Clamp for plural wire harnesses
CN103311850A (en) * 2013-06-14 2013-09-18 安徽江淮汽车股份有限公司 Airfoil-shaped spring and wiring-harness fixing special-shaped clamp
EP2810829A1 (en) * 2013-06-06 2014-12-10 TRW Automotive Electronics & Components GmbH Retaining clip
CN207500628U (en) * 2017-11-02 2018-06-15 东风汽车公司 Air conditioner refrigerating pipeline Duct fixing clamp structure
CN108679315A (en) * 2018-05-30 2018-10-19 江苏派欧汽车零部件有限公司 A kind of enging cabin hose fixing holder
CN208539462U (en) * 2018-07-13 2019-02-22 河南德力新能源汽车有限公司 A kind of Novel cable fixed card buckle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2056419A2 (en) * 2007-10-29 2009-05-06 Newfrey LLC Clamp for a plurality of wire harnesses
EP2103821A2 (en) * 2008-03-18 2009-09-23 Newfrey LLC Clamp for plural wire harnesses
EP2810829A1 (en) * 2013-06-06 2014-12-10 TRW Automotive Electronics & Components GmbH Retaining clip
CN103311850A (en) * 2013-06-14 2013-09-18 安徽江淮汽车股份有限公司 Airfoil-shaped spring and wiring-harness fixing special-shaped clamp
CN207500628U (en) * 2017-11-02 2018-06-15 东风汽车公司 Air conditioner refrigerating pipeline Duct fixing clamp structure
CN108679315A (en) * 2018-05-30 2018-10-19 江苏派欧汽车零部件有限公司 A kind of enging cabin hose fixing holder
CN208539462U (en) * 2018-07-13 2019-02-22 河南德力新能源汽车有限公司 A kind of Novel cable fixed card buckle

Also Published As

Publication number Publication date
CN110165611A (en) 2019-08-23

Similar Documents

Publication Publication Date Title
US8124887B2 (en) Protector
US7294789B1 (en) Retainer with band clip and cable holder
US20180352962A1 (en) Crip and Cord
KR101835243B1 (en) Cover fastening clip
US10570941B2 (en) Clip
JP5839749B2 (en) Clip device
JP2011254928A (en) Buckle
WO2013121559A1 (en) Buckle
JP2015226448A (en) Harness clamp
JPH07217604A (en) Installing structure for reserve tank
CN110165611B (en) Wire clamping clamp
US9150191B2 (en) Through anchor
CN210040697U (en) Wire harness connector with novel CPA structure
US7798846B2 (en) Electrical connector assembly with a jumper device
CN219203998U (en) Wire harness protection box and vehicle
JP2932388B1 (en) Component mounting structure
CN214728607U (en) Automobile wire harness sheath fixer
JP2013085429A (en) Clamp for electric wire
CN218246077U (en) Fastener and bag
CN110848461A (en) Multi-connected pipeline fixing buckle
JP5657995B2 (en) Code adjuster
CN217863822U (en) Buckle, vehicle seat and vehicle of vehicle seat
CN210162027U (en) Buckle and vehicle with same
CN216231618U (en) Clamping shaft fixing structure of sun shield
CN215267500U (en) Buckle assembly

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
GR01 Patent grant
GR01 Patent grant