CN209038546U - A kind of test plug automatic arranging device - Google Patents

A kind of test plug automatic arranging device Download PDF

Info

Publication number
CN209038546U
CN209038546U CN201920385754.1U CN201920385754U CN209038546U CN 209038546 U CN209038546 U CN 209038546U CN 201920385754 U CN201920385754 U CN 201920385754U CN 209038546 U CN209038546 U CN 209038546U
Authority
CN
China
Prior art keywords
plug
arrangement
frame
pusher
component
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
CN201920385754.1U
Other languages
Chinese (zh)
Inventor
李鹏飞
曹俊萍
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.)
Knorr South Wind Equipment (beijing) Co Ltd
Original Assignee
Knorr South Wind Equipment (beijing) Co 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 Knorr South Wind Equipment (beijing) Co Ltd filed Critical Knorr South Wind Equipment (beijing) Co Ltd
Priority to CN201920385754.1U priority Critical patent/CN209038546U/en
Application granted granted Critical
Publication of CN209038546U publication Critical patent/CN209038546U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Automatic Analysis And Handling Materials Therefor (AREA)

Abstract

The utility model embodiment discloses a kind of test plug automatic arranging device, including firm banking, lifting assembly there are two being symmetrical arranged in the upper surface of the firm banking, and plug arrangement component is connected between two lifting assemblies, the side of plug arrangement component is provided with pushing material component, the equipment is provided with plug placing rack and plug position-limited rack, when user arranges plug, it is without the arrangement by plug one by one, only with being stuck in plug placing rack, slide it with pusher band, because there is the presence of anti-ejection assembly, therefore plug will not be detached from plug placing rack easily, later after plug placing rack is separated with anti-ejection assembly, plug is subject to the effect from plug injection block and auxiliary injection block and carries out arrangement displaying in plug position-limited rack to slide into, its is easy to operate, expend work When it is short.

Description

A kind of test plug automatic arranging device
Technical field
The utility model embodiment is related to plug and manufactures field, and in particular to a kind of test plug auto arrangement dress It sets.
Background technique
The connector and electrical appliance bolt, referred to as plug of general electronic products.Household AC power plug and socket, have Rodlike or copper sheet shape pin end outstanding, the power outlet of the female connector type physically inserted with slot or pothole.Size It is to be related to plugs and sockets and converter to use safely, whether meet general interchangeability requirement to avoid one be mistakenly inserted Important technology requirement.Off-dimension will affect user and use or generate poor contact, the hidden danger such as be mistakenly inserted, and gently then damage equipment It is bad, it is heavy then fire and electric shock accidents can be generated, therefore plug needs to be sampled before factory experiment, and operation when in order to make experiment Plug can be placed on collating unit by simple and convenient former capital.
The plug collating unit common currently on the market is generally faced with, and structure is relatively simple, and function is more single One, placing plug one by one is needed when user's placing idle plug, operates relatively complicated complexity, and expend the time It is longer.
Utility model content
For this purpose, the utility model embodiment provides a kind of test plug automatic arranging device, it is provided with plug and puts Frame is set, when user arranges plug, without arrangement by plug one by one, only with being stuck in plug placing rack, Slide it with pusher band, because there is the presence of anti-ejection assembly, therefore plug will not be detached from plug placing rack easily, later when slotting After head rack is separated with anti-ejection assembly, plug is subject to the effect from plug injection block and auxiliary injection block to sliding Enter and carry out arrangement displaying in plug position-limited rack, consuming working hour easy to operate is short, while equipment increases on the basis of arrangement If the function of automatic charging, so that conventional efficient greatly improves, to solve in the prior art since device structure is simple, function It is more single simply to carry out arrangement operation, placing plug one by one is needed when user's placing idle plug, It operates relatively complicated complexity, and expends time longer problem.
To achieve the goals above, the embodiments of the present invention provides the following technical solutions:
A kind of test plug automatic arranging device, including firm banking, symmetrically set in the upper surface of the firm banking Lifting assembly there are two setting, and plug arrangement component is connected between two lifting assemblies, in the plug arrangement group The side of part is provided with pushing material component;
The pushing material component includes pusher carrier and anti-ejection assembly, is offered in the lower surface of the pusher carrier Card slot is placed, circulation material conveying component is provided in the placement card slot, the circulation material conveying component includes turning with pusher carrier The pusher gear set of dynamic connection and engagement are connected to the pusher band on the outside of pusher gear set, in the lateral wall etc. of the pusher band Spacing is equipped with several plug placing racks, and the plug placing rack includes releasing frame and auxiliary sliding shoe, in the release The center position of frame lower surface offers insertion groove, is provided with above the insertion groove plug heading into plug row Plug injection block in column component, by releasing spring connection, the release between the plug injection block and plug placing rack The two sides outer wall of frame offers release sliding slot, and the release frame is equipped with rubber gear in one end far from pusher band Block, the auxiliary sliding shoe is through release frame and free to slide in sliding slot releasing, and the auxiliary sliding shoe is close to plug One end of injection block is connected with auxiliary injection block, and is fixedly installed with auxiliary between the auxiliary sliding shoe and release frame and pushes away Spring out.
As a kind of preferred embodiment of the utility model, the anti-ejection assembly includes being movably connected on pusher carrier The containment envelope on surface is equipped with pre- protective block in the right end rear outer wall of the containment envelope, and the containment envelope and pre- Protective block is mounted on anti-ejection piece in the side surface close to pusher band.
As a kind of preferred embodiment of the utility model, the plug arrangement component includes arrangement carrier, in the row The lower surface of column carrier offers limiting groove, and arrangement component is equipped in the limiting groove, the arrangement component The plug arrangement being connected to including the arrangement gear set being rotatably connected on arrangement carrier and engagement on the outside of arrangement gear set Band is equidistantly equipped with several plug position-limited racks to plug limit in the lateral wall of plug arrangement band.
As a kind of preferred embodiment of the utility model, the plug position-limited rack includes limit frame, in the limitting casing The center position of frame lower surface also offers insertion groove, and in the limit frame be symmetrical arranged there are two plug clamp Block, is fixedly installed with limit spring between the plug grip block and limit frame, the limit frame is arranged far from plug The side of band is equipped with rubber limited block.
As a kind of preferred embodiment of the utility model, the lifting assembly includes fixed frame and two rotation connections Elevating screw in fixed frame slidably connects carrier sliding sleeve on the elevating screw.
The embodiments of the present invention has the advantages that
(1) equipment is provided with plug placing rack and plug position-limited rack, when user arranges plug, is not necessarily to plug Arrangement one by one slides it with pusher band, because there is depositing for anti-ejection assembly only with being stuck in plug placing rack Therefore plug will not be detached from plug placing rack easily, and later after plug placing rack is separated with anti-ejection assembly, plug will be by Arrangement displaying is carried out in plug position-limited rack to slide into the effect from plug injection block and auxiliary injection block, it is easy to operate Fast, it is short to expend working hour, while because plug placing rack and plug position-limited rack can move freely, therefore user is when taking plug Without frequent movement, conventional efficient is greatly improved.
Detailed description of the invention
It, below will be to reality in order to illustrate more clearly of the embodiments of the present invention or technical solution in the prior art It applies mode or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that attached in being described below Figure is only exemplary, for those of ordinary skill in the art, without creative efforts, can be with It is extended according to the attached drawing of offer and obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for Those skilled in the art understands and reads, and is not intended to limit the utility model enforceable qualifications, therefore does not have technology On essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute energy Under the effect of generation and the purpose that can reach, it should all still fall in the revealed technology contents of the utility model and obtain the model that can cover In enclosing.
Fig. 1 is the structural block diagram of the utility model;
Fig. 2 is the overhead, partial cut-away view that the utility model plug arranges component and pushing material component;
Fig. 3 is the utility model plug position-limited rack top view;
Fig. 4 is the utility model plug placing rack top view;
Fig. 5 is the anti-ejection assembly top cross-sectional view of the utility model;
Fig. 6 is the utility model top view.
In figure:
1- firm banking;2- lifting assembly;3- plug arranges component;4- pushing material component;5- arranges component;6- circulation material conveying Component;The anti-ejection assembly of 7-;
201- elevating screw;202- fixed frame;203- carrier sliding sleeve;301- arranges carrier;302- limit is recessed Slot;
401- pusher carrier;402- places card slot;
501- arranges gear set;502- plug arranges band;503- plug position-limited rack;504- limits frame;505- rubber limit Position block;506- plug grip block;507- limit spring;508- is embedded in groove;
601- pusher gear set;602- pusher band;603- plug placing rack;604- releases frame;605- rubber gear block; 606- plug injection block;607- releases spring;608- releases sliding slot;609- assists sliding shoe;610- assists injection block;611- is auxiliary Boosting goes out spring;
701- containment envelope;The pre- protective block of 702-;The anti-ejection piece of 703-.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily, it is clear that described embodiment is The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection Range.
As shown in Figures 1 to 6, the utility model provides a kind of test plug automatic arranging device, including fixed bottom Seat 1 is symmetrical arranged in the upper surface of the firm banking 1 there are two lifting assembly 2, which arranges The position of column component 3 and pushing material component 4 can make to adjust plug arrangement component 3 and pusher when user needs automatic charging Component 4 is in sustained height position, once the quantity for needing to arrange is more, can take down the anti-ejection assembly 7 on pushing material component 4 Plug arrangement component 3 is arranged in parallel with pushing material component 4, because the lifting assembly 2 includes fixed frame 202 and two rotations The elevating screw 201 being connected in fixed frame 202 slidably connects carrier sliding sleeve on the elevating screw 201 203, therefore lifting assembly 2 is at work, user is only connected on the rotary electric machine rotary electric machine opened on elevating screw 201 Retarder, so that the speed that elevating screw 201 rotates is lower, it will be sliding with carrier after elevating screw 201 rotates later Dynamic set 203 slides up and down, at this time plug arrangement component 3 and pushing material component 4 will carried frame sliding sleeve 203 drive and slide therewith It is dynamic, and plug arrangement component 3 is connected between two lifting assemblies 2, it is arranged in the side of plug arrangement component 3 There is pushing material component 4.
When in use, user plug first can be arranged component 3 and pushing material component 4 is mounted on two lifting assemblies for the equipment Between 2, it connect plug arrangement component 3 and pushing material component 4 with carrier sliding sleeve 203 respectively, later, is installed to component Afterwards, user can the plug placing rack 603 directly on pushing material component 4 first place plug, then plug placing rack 603 can be with Pusher band 602 slide, later after plug placing rack 603 is detached from the limitation of anti-ejection assembly 7, the plug quilt in it will be made It is pushed into plug position-limited rack 503, the extremely simple quick of plug placement can be made repeatedly and also saves a large amount of manpower object Power.
Further, the pushing material component 4 includes pusher carrier 401 and anti-ejection assembly 7, the anti-ejection assembly 7 Being blocked in the presence of the plug that can make in plug placing rack 603 arbitrarily to skid off, and open in the lower surface of the pusher carrier 401 Equipped with card slot 402 is placed, it is provided with circulation material conveying component 6 in the placement card slot 402, which can be by material Drive to plug arrangement 3 position of component so that user be not necessarily to rack one by one be plugged plug, while this is followed Plug placing rack 603 on ring feeding material component 6 is equal with 503 number of plug position-limited rack on arrangement component 5, therefore plug is arranging When, it is that a plug placing rack 603 corresponds to a plug position-limited rack 503, user will not stir and make muddy easily during installation, described Circulation material conveying component 6 includes the pusher gear set 601 being rotatablely connected with pusher carrier 401 and engages and be connected to pusher gear The pusher band 602 in 601 outside of group, the pusher gear set 601 is by two about the symmetrical gear of 401 central axis of pusher carrier Disk composition, is placed in card slot 402, and connection is engaged between pusher band 602 and pusher gear set 601 so that pusher band 602 is stuck in, It is that pusher band 602 is under pressure in order to prevent, thus the case where cannot normally sliding, in the outside of the pusher band 602 Wall is equidistantly equipped with several plug placing racks 603, and the plug placing rack 603 includes releasing frame 604 and auxiliary sliding Block 609, it is described release 604 lower surface of frame center position offer insertion groove 508, the insertion groove 508 be for It deviate plug will not easily its position in insertion, the top of the insertion groove 508, which is provided with, heads into plug for plug The plug injection block 606 in component 3 is arranged, by releasing spring between the plug injection block 606 and plug placing rack 603 607 connections, the two sides outer wall for releasing frame 604, which offers, releases sliding slot 608, and the release frame 604 is separate One end of pusher band 602 is equipped with rubber gear block 605, and the auxiliary sliding shoe 609 is slided through release frame 604 and releasing Free to slide in slot 608, the auxiliary sliding shoe 609 is connected with auxiliary injection block in one end close to plug injection block 606 610, which is L-type structure, so that plug is unaffected in insertion, and in the auxiliary sliding shoe Auxiliary, which is fixedly installed with, between 609 and release frame 604 releases spring 611.
When in use, user can first open driving motor thereon to the pushing material component 4 so that pusher gear set 601 with Slower speed rotation, pusher band 602 can be engaged drive at this time, so that plug placing rack 603 also starts to slide therewith, it Afterwards, plug can be inserted into plug placing rack 603 by user, and when operating, plug can release frame as insertion groove 508 enters Frame 604 assists injection block 610 and plug injection block 606 that can be driven simultaneously towards 602 direction of pusher band at this time and slides, simultaneously It releases spring 607 and auxiliary is released spring 611 and compressed, so that plug is normally caught in, later, plug placing rack 603 can be slided Anti- 7 position of ejection assembly is moved, because the anti-ejection assembly 7 includes the protection for being movably connected in 401 upper surface of pusher carrier Outer cover 701 is equipped with pre- protective block 702 in the right end rear outer wall of the containment envelope 701, and the containment envelope 701 with Pre- protective block 702 is mounted on anti-ejection piece 703 in the side surface close to pusher band 602, and the anti-ejection piece 703 is outer in protection The orientation covered on 701 inner walls is identical as the glide direction of plug placing rack 603, and plug placing rack 603 is with pusher herein It is mobile with direction counterclockwise with 602, therefore anti-ejection piece 703 also can be with direction setting counterclockwise, so that plug placing rack 603 In sliding, it is unaffected, when plug placing rack 603 slides into anti-ejection assembly 7, pre- protective block 702 can first be connect First plug placing rack 603 is touched, the anti-ejection piece 703 on pre- protective block 702 can tightly push away the plug slightly slided at this time Enter in pusher carrier 401, later, pusher band 602 continues to drive first plug placing rack 603 to slide and enter containment envelope In 701, user can install plug in second plug placing rack 603 at the same time, later first plug placing rack 603 every mobile a certain distance will be contacted with the anti-ejection piece 703 in containment envelope 701, be slided automatically so as to avoid plug Out the case where, occurs, and after first plug placing rack 603 skids off containment envelope 701, first plug placing rack 603 will be right Quasi- plug arranges corresponding plug position-limited rack 503 on component 3, at this time 607 He of release spring in first plug placing rack 603 Auxiliary releases the reset of spring 611 and plug is headed into plug position-limited rack 503, and second plug placing rack 603 also can be according to phase later Same operation carries out, so that the operating efficiency placed greatly improves.
Preferably, the plug arrangement component 3 includes arrangement carrier 301, in the lower surface of the arrangement carrier 301 Limiting groove 302 is offered, the limiting groove 302 is identical as the effect of card slot 402 is placed, while arranging component 5 and circulation is sent Component 6 is expected other than plug position-limited rack 503 is different from the structure of plug placing rack 603, and the structure of other component is all identical, simultaneously Plug position-limited rack 503 is identical as the movement line of travel of plug placing rack 603 on arrangement component 5 and circulation material conveying component 6, avoids The case where plug engaging time causes plug Automatic-falling compared with short-range missile occurs, and line of travel is identical sufficiently to protect for the two movement It demonstrate,proves plug and engages the time, and arrangement component 5 is installed in the limiting groove 302, the arrangement component 5 includes rotation connection The plug that arrangement gear set 501 and engagement on arrangement carrier 301 are connected to 501 outside of arrangement gear set arranges band 502, several plug position-limited racks 503 to plug limit are equidistantly installed in the lateral wall of plug arrangement band 502.
The plug arranges component 3 at work, and user can also first open the driving motor of arrangement component 5 thereon, so that Plug arranges band 502 and slides, and plug arrangement band 502 is identical as the sliding speed of pusher band 602, works as plug placing rack later When plug in 603 is pushed on plug arrangement band 502 in corresponding plug position-limited rack 503, because the plug position-limited rack 503 wraps Limit frame 504 is included, the center position in limit 504 lower surface of frame also offers insertion groove 508, and described Plug grip block 506 there are two being symmetrical arranged in frame 504 is limited, it is solid between the plug grip block 506 and limit frame 504 Dingan County is equipped with limit spring 507, and the limit frame 504 is equipped with rubber limited block in the side far from plug arrangement band 502 505, therefore plug can also slide into limit frame 504 along the insertion groove 508 on limit frame 504, plug can be gradually later The plug grip block 506 for pushing limit 504 two sides of frame open, compresses limit spring 507, and this to allow for plug close It fixes, so that will not be fallen easily when subsequent operation.
Although above having made detailed description to the utility model with generality explanation and specific embodiment, On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art 's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want Seek the range of protection.

Claims (5)

1. a kind of test plug automatic arranging device, which is characterized in that including firm banking (1), in the firm banking (1) Upper surface be symmetrical arranged there are two lifting assembly (2), and be connected with plug arrangement group between two lifting assemblies (2) Part (3) is provided with pushing material component (4) in the side of plug arrangement component (3);
The pushing material component (4) includes pusher carrier (401) and anti-ejection assembly (7), in the pusher carrier (401) Lower surface, which offers, places card slot (402), is provided with circulation material conveying component (6) in the placement card slot (402), the circulation is sent Material component (6) includes and the pusher gear set (601) of pusher carrier (401) rotation connection and engages and be connected to pusher gear Pusher band (602) on the outside of group (601) is equidistantly equipped with several plugs in the lateral wall of the pusher band (602) and places Frame (603), the plug placing rack (603) includes releasing frame (604) and auxiliary sliding shoe (609), in the release frame (604) center position of lower surface offers insertion groove (508), and being provided with above the insertion groove (508) will insert The crown enters the plug injection block (606) in plug arrangement component (3), the plug injection block (606) and plug placing rack (603) Between by release spring (607) connection, it is described release frame (604) two sides outer wall offer release sliding slot (608), and Release frame (604) are equipped with rubber gear block (605) in one end far from pusher band (602), the auxiliary sliding shoe (609) through release frame (604) and free to slide in sliding slot (608) releasing, the auxiliary sliding shoe (609) is close to slotting One end of head injection block (606) is connected with auxiliary injection block (610), and in the auxiliary sliding shoe (609) and releases frame (604) it is fixedly installed with auxiliary between and releases spring (611).
2. a kind of test plug automatic arranging device according to claim 1, which is characterized in that the anti-ejection assembly It (7) include the containment envelope (701) for being movably connected in pusher carrier (401) upper surface, on the right side of the containment envelope (701) End rear outer wall is equipped with pre- protective block (702), and the containment envelope (701) and pre- protective block (702) are close to pusher band (602) a side surface is mounted on anti-ejection piece (703).
3. a kind of test plug automatic arranging device according to claim 1, which is characterized in that the plug arrangement group Part (3) includes arrangement carrier (301), is offered limiting groove (302) in the lower surface of arrangement carrier (301), and Arrangement component (5) is installed in the limiting groove (302), the arrangement component (5) includes being rotatably connected on arrangement carrying Arrangement gear set (501) and engagement on frame (301) are connected to the plug arrangement band (502) on the outside of arrangement gear set (501), Several plug position-limited racks (503) to plug limit are equidistantly installed in the lateral wall that the plug arranges band (502).
4. a kind of test plug automatic arranging device according to claim 3, which is characterized in that the plug position-limited rack It (503) include limit frame (504), the center position in described limit frame (504) lower surface also offers insertion groove (508), there are two and in the limit frame (504) being symmetrical arranged plug grip block (506), the plug grip block (506) it is fixedly installed with limit spring (507) between limit frame (504), the limit frame (504) is arranged far from plug The side of column band (502) is equipped with rubber limited block (505).
5. a kind of test plug automatic arranging device according to claim 1, which is characterized in that the lifting assembly It (2) include fixed frame (202) and two elevating screws (201) being rotatably connected in fixed frame (202), in the liter Carrier sliding sleeve (203) are slidably connected in drop lead screw (201).
CN201920385754.1U 2019-03-26 2019-03-26 A kind of test plug automatic arranging device Active CN209038546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920385754.1U CN209038546U (en) 2019-03-26 2019-03-26 A kind of test plug automatic arranging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920385754.1U CN209038546U (en) 2019-03-26 2019-03-26 A kind of test plug automatic arranging device

Publications (1)

Publication Number Publication Date
CN209038546U true CN209038546U (en) 2019-06-28

Family

ID=67045269

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920385754.1U Active CN209038546U (en) 2019-03-26 2019-03-26 A kind of test plug automatic arranging device

Country Status (1)

Country Link
CN (1) CN209038546U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111481288A (en) * 2020-05-06 2020-08-04 邱亦媚 Heart conduction three-dimensional mapping and radio frequency ablation treatment system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111481288A (en) * 2020-05-06 2020-08-04 邱亦媚 Heart conduction three-dimensional mapping and radio frequency ablation treatment system
CN111481288B (en) * 2020-05-06 2021-06-29 河北医科大学第一医院 Heart conduction three-dimensional mapping and radio frequency ablation treatment system

Similar Documents

Publication Publication Date Title
CN204917131U (en) Automatic material feeder of arranging of cylinder battery
CN209038546U (en) A kind of test plug automatic arranging device
CN203150818U (en) Power supply socket guiding device for blind
CN101944683A (en) Electric connector with connecting latch mechanism
CN204885784U (en) Automatic machine of inserting of arranging of biserial
CN203277817U (en) Simple device for preventing plug being separated from socket
CN207282821U (en) A kind of connector is to slotting locking mechanism
CN208209149U (en) A kind of attaching plug convenient for plug
CN207781975U (en) A kind of novel socket with electroshock-proof function
CN203660171U (en) Fasting plugging/unplugging and locking circular connector
CN205452673U (en) USB (Universal serial bus) wire dividing device
CN202513380U (en) Combined socket
CN201887237U (en) Socket
CN216143439U (en) Safety system logic control unit assembly
CN202840190U (en) Guide-groove connection rotary interface converter
CN204858139U (en) Buckle formula prevents separating circuit connector
CN204760644U (en) Dust protected communication socket
CN210245839U (en) Household electrical appliances pencil terminal installation tool
CN103346440A (en) Multi-purpose power socket with storage battery
CN104183980A (en) Socket structure capable of preventing falling of plug
CN210577957U (en) Combined charging seat
CN210300187U (en) Medical goods shelf
CN211428468U (en) Anti-drop's cell-phone charger connects
CN212723929U (en) Server power supply with waterproof function
CN213753179U (en) Wall-in type telescopic power socket

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant