CN108816857A - Concealed computer keyboard cleaning mechanism is opened in a kind of side - Google Patents

Concealed computer keyboard cleaning mechanism is opened in a kind of side Download PDF

Info

Publication number
CN108816857A
CN108816857A CN201810597804.2A CN201810597804A CN108816857A CN 108816857 A CN108816857 A CN 108816857A CN 201810597804 A CN201810597804 A CN 201810597804A CN 108816857 A CN108816857 A CN 108816857A
Authority
CN
China
Prior art keywords
fixedly connected
keyboard
machine
cleaning
clamping element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810597804.2A
Other languages
Chinese (zh)
Inventor
侯金奎
陈春雷
周玉涛
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.)
Weifang University
Original Assignee
Weifang 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 Weifang University filed Critical Weifang University
Priority to CN201810597804.2A priority Critical patent/CN108816857A/en
Publication of CN108816857A publication Critical patent/CN108816857A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/30Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02Cleaning by the force of jets, e.g. blowing-out cavities
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202Constructional details or processes of manufacture of the input device

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses a kind of sides to open concealed computer keyboard cleaning mechanism,Including rack components,Clamp assemblies and cleaning component,Rack components includes two support columns,Machine upper frame and machine chassis,Two support columns are respectively fixedly connected with the both ends of machine upper frame,And one of support column is fixedly connected with machine chassis,Machine upper frame is equipped with clamp assemblies,Machine chassis, which is equipped with, cleans component,Cleaning component includes electric sliding rail,Electric sliding rail is fixedly connected with machine in the upper surface of chassis,And the sliding block of electric sliding rail is fixedly connected with cylinder,The output end of cylinder is fixedly connected with stepper motor,The output shaft of stepper motor is fixedly connected with cleaning wheel,Structure of the invention is concise,By the spin-cleaning effect for cleaning cleaning wheel in component,It can remove effectively in keyboard and be filled with various dusts,Hair,The rubbish such as batting,And pass through the stable clamping action of clamp assemblies,It can be very good to fix on keyboard,To which the pedestal to keyboard carries out thorough cleaning.

Description

Concealed computer keyboard cleaning mechanism is opened in a kind of side
Technical field
The present invention relates to keyboard technique field, concealed computer keyboard cleaning mechanism is opened in specially a kind of side.
Background technique
Common computer keyboard bottom plate is all there are two foot prop, after foot prop is erected, can play allow keyboard slant in order to The effect of typewriting.The foot prop of keyboard is divided into two kinds, and one is laterally opened, one is rear open types.But in actual use, We often because some reasons by keyboard to pusher, a possibility that open type foot prop is fallen after rise after this when, is bigger, and side is opened Formula foot prop then there is no such issues that, so its occupation rate of market is relatively high.
After concealed computer keyboard long-time service is opened in side, the rubbish such as various dusts, hair, batting are filled in keyboard, These not only will affect side and open the clean and tidy of concealed computer keyboard, but will directly affect side and open making for concealed computer keyboard With, and concealed computer keyboard cleaning mechanism is opened in a kind of traditional side that often structure is too simple, it is difficult to effectively to calculating Switch disk carries out cleaning work.
Summary of the invention
The purpose of the present invention is to provide a kind of sides to open concealed computer keyboard cleaning mechanism, to solve above-mentioned background skill The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions:Concealed computer keyboard descaling machine is opened in a kind of side Structure, including rack components, clamp assemblies and cleaning component, the rack components include two support columns, machine upper frame and machine chassis, Two support columns are respectively fixedly connected with the both ends of machine upper frame, and one of support column is fixedly connected with machine chassis, described Machine upper frame is equipped with clamp assemblies, and the machine chassis, which is equipped with, cleans component;
The clamp assemblies include fixture part and clamping element, and the fixture part is fixedly connected with the lower surface of machine upper frame, and fixture Part is socketed with one end of keyboard, and the clamping element is socketed with the other end of keyboard, and the bottom end of clamping element is bolted I-shaped Block, the I-shaped block are fixedly connected with multi-directional ball, and the machine upper frame is equipped with through-hole groove, the side of the through-hole groove close to clamping element side Wall is equipped with sliding slot, and the sliding slot abuts multi-directional ball and rolls cooperation with it, and the lower surface of the machine upper frame is also fixedly connected with base Seat, the base thread connection adjust bolt, are equipped with limit litter on pedestal, the limit litter is fixedly connected with adjustable plate;
The cleaning component includes electric sliding rail, and the electric sliding rail is fixedly connected with machine in the upper surface of chassis, and electric sliding The sliding block of rail is fixedly connected with cylinder, and the output end of the cylinder is fixedly connected with stepper motor, and the output shaft of the stepper motor is solid Surely cleaning wheel is connected.
Preferably, the upper surface of the machine chassis is fixedly welded angle steel, and the angle steel, which is fixedly connected, blows extension set, the blowing Angular range between the outlet end and keyboard of machine is between 30-45 °.
Preferably, the fixture part is identical with the structure size of clamping element, and the inner cavity of fixture part and clamping element is fixed to be connected Connect bottom plate, the bottom plate is fixedly connected with spring stand, and the spring stand is fixedly connected with one end of spring, the spring it is another End is fixedly connected with sleeve gasket, and the sleeve gasket is socketed with keyboard.
Preferably, the side that the sleeve gasket is abutted with keyboard is a circular-arc structure, and the outer wall of sleeve gasket is equipped with fixture block, institute It states to be equipped on the inner wall of fixture part and clamping element and connects fixture block to eight groups of card slots, the card slot inlay card is matched with fixture block.
Preferably, the fixture block is equipped with eight and is made of one piece with sleeve gasket, and eight fixture blocks are along the four of sleeve gasket All outer walls are uniformly distributed.
Preferably, there are four the limit litter is set, and four limit litter are in square about the geometric center of adjustable plate Shape distribution adjusts the geometric center that bolt is just being aligned adjustable plate.
Preferably, the cleaning wheel is cake sponge block, and its thickness is greater than six millimeters, has a diameter larger than the width of keyboard Degree.
Compared with prior art, the beneficial effects of the invention are as follows:
1. structure of the invention is concise, the spin-cleaning by cleaning cleaning wheel in component is acted on, and can be removed effectively in keyboard The rubbish such as various dusts, hair, batting are filled with, and pass through the stable clamping action of clamp assemblies, can be very good key Disk is fixed, so that the pedestal to keyboard carries out thorough cleaning;
2. the inner cavity of present clip part and clamping is fixedly connected with bottom plate, spring stand and spring, provided by spring slow Active force is rushed, on the one hand allows clamp assemblies more steadily to clamp keyboard, on the other hand prevents clamp assemblies to key The active force of disk is excessive, in case keyboard is damaged.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the portion A enlarged structure schematic diagram in Fig. 1;
Fig. 3 is section B-B structural schematic diagram in Fig. 2;
Fig. 4 is clamping element installation diagram in the present invention;
Fig. 5 is clamping element cross-sectional view in the present invention.
In figure:1 support column, 2 machine upper frames, 201 through-hole grooves, 202 sliding slots, 3 machine chassis, 4 fixture parts, 5 clamping elements, 6 I-shapeds Block, 7 multi-directional balls, 8 pedestals, 9 adjust bolts, 10 limit litter, 11 adjustable plates, 12 electric sliding rails, 13 cylinders, 14 stepper motors, 15 cleaning wheels, 16 bottom plates, 17 spring stands, 18 springs, 19 sleeve gaskets, 20 fixture blocks, 21 card slots, 22 hair dryers, 23 keyboards.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution:Concealed computer keyboard cleaning mechanism is opened in a kind of side, Including rack components, clamp assemblies and clean component, rack components include two support columns 1, machine upper frame 2 and machine chassis 3, two Support column 1 is respectively fixedly connected with the both ends of machine upper frame 2, and one of support column 1 is fixedly connected with machine chassis 3, on machine upper frame 2 Equipped with clamp assemblies, machine chassis 3, which is equipped with, cleans component.
Clamp assemblies include fixture part 4 and clamping element 5, and fixture part 4 is fixedly connected with the lower surface of machine upper frame 2, and fixture Part 4 is socketed with one end of keyboard 23, and clamping element 5 is socketed with the other end of keyboard 23, and the bottom end of clamping element 5 is bolted work Block 6, I-shaped block 6 are fixedly connected with multi-directional ball 7, and machine upper frame 2 is equipped with through-hole groove 201 close to 4 side of clamping element, through-hole groove 201 Side wall is equipped with sliding slot 202, and sliding slot 202 abuts multi-directional ball 7 and rolls cooperation with it, and the lower surface of machine upper frame 2 is also fixedly connected Pedestal 8, pedestal 8, which is threadedly coupled, adjusts bolt 9, and limit litter 10 is equipped on pedestal 8, and limit litter 10 is fixedly connected with adjustable plate 11。
Cleaning component includes electric sliding rail 12, and electric sliding rail 12 is fixedly connected with machine in the upper surface of chassis 3, and electric sliding The sliding block of rail 12 is fixedly connected with cylinder 13, and the output end of cylinder 13 is fixedly connected with stepper motor 14, the output shaft of stepper motor 14 It is fixedly connected with cleaning wheel 15.
Further, the upper surface of machine chassis 3 is fixedly welded angle steel, and angle steel, which is fixedly connected, blows extension set 22, hair dryer 22 For angular range between outlet end and keyboard 23 between 30-45 °, hair dryer 22 blows to keyboard 23 with slanting angle, forces The rubbish such as dust, hair, batting that a part is adhered on keyboard 23 are fallen.
Further, fixture part 4 is identical with the structure size of clamping element 5, and the inner cavity of fixture part 4 and clamping element 5 is fixed Connecting bottom board 16, bottom plate 16 are fixedly connected with spring stand 17, and spring stand 17 is fixedly connected with one end of spring 18, spring 18 it is another One end is fixedly connected with sleeve gasket 19, and sleeve gasket 19 is socketed with keyboard 23, on the one hand clamp assemblies is more steadily clamped On the other hand keyboard 23 prevents clamp assemblies excessive to the active force of keyboard 23, in case keyboard 23 is damaged.
Further, the side that sleeve gasket 19 is abutted with keyboard 23 is a circular-arc structure, and the outer wall of sleeve gasket 19 is equipped with card It is equipped on the inner wall of block 20, fixture part 4 and clamping element 5 with fixture block 20 to eight groups of card slots 21 are matched, is connected by 21 inlay card of card slot The cooperation for connecing fixture block 20 is firmly secured at sleeve gasket 19 in fixture part 4 and clamping element 5.
Further, fixture block 20 is equipped with eight and is made of one piece with sleeve gasket 19, and eight fixture blocks 20 are along sleeve gasket 19 surrounding outer wall is uniformly distributed.
Further, there are four limit litter 10 is set, and geometric center of four limit litter 10 about adjustable plate 11 In distributed rectangular, the geometric center of the just alignment adjustable plate 11 of bolt 9 is adjusted, due to limiting the position-limiting action of litter 10, so that adjusting During saving the promotion adjustable plate 11 of bolt 9,11 stress of adjustable plate is more uniform.
Further, cleaning wheel 15 is cake sponge block, and its thickness is greater than six millimeters, has a diameter larger than keyboard 23 Keyboard 23 can be completely covered in width, i.e. cleaning wheel 15, drive cleaning wheel 15 to rotate using the output shaft of stepper motor 14, to key The pedestal of disk 23 is effectively cleaned.
Working principle:First keyboard 23 remove using preceding, the keyboard 23 after removing keycap divides to clamp and cleaning Two processes.
Clamping process of the invention is as follows:Multi-directional ball 7 and cooperation is rolled with it since sliding slot 202 abuts, it first can be with It is mobile to the direction far from fixture part 4 to push clamping element 5, then one end of keyboard 23 is placed on to the sleeve gasket 19 of fixture part 4, then Clamping element 5 is pushed, so that the sleeve gasket 19 of clamping element 5 is socketed in the other end of keyboard 23, rotation adjusts bolt 9, adjusts bolt 9 and squeezes Pressure adjustable plate 11 collides with clamping element 5, and clamping element 5 is by the active force from adjustable plate 11, to reduce itself and fixture The distance between part 4, to realize 4 stable holding keyboard 23 of clamping element 5 and fixture part.
Cleaning process of the invention is as follows:After keyboard 23 clamps, starting 13 pushing stepping motor 14 of cylinder is moved up, directly Go deep into the pedestal of keyboard 23 to cleaning wheel 15, after starting stepper motor 14, the output shaft of stepper motor 14 drives cleaning wheel 15 to revolve Turn, to sweep out the foreign matter of 23 pedestal medium viscosity of keyboard, while cleaning 15 cleans, starts hair dryer 22, hair dryer can To blow off the foreign matter for being partly adhered to keyboard 23.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. concealed computer keyboard cleaning mechanism, including rack components, clamp assemblies and cleaning component, feature are opened in a kind of side It is:The rack components includes two support columns(1), machine upper frame(2)With machine chassis(3), two support columns(1)Respectively It is fixedly connected with machine upper frame(2)Both ends, and one of support column(1)It is fixedly connected with machine chassis(3), the machine upper frame(2) It is equipped with clamp assemblies, the machine chassis(3)It is equipped with and cleans component;
The clamp assemblies include fixture part(4)And clamping element(5), the fixture part(4)It is fixedly connected with machine upper frame(2)Following table Face, and fixture part(4)It is socketed with keyboard(23)One end, the clamping element(5)It is socketed with keyboard(23)The other end, and Clamping element(5)Bottom end be bolted I-shaped block(6), the I-shaped block(6)It is fixedly connected with multi-directional ball(7), the machine upper frame(2) Close to clamping element(4)Side is equipped with through-hole groove(201), the through-hole groove(201)Side wall be equipped with sliding slot(202), the sliding slot (202)Abut multi-directional ball(7)And cooperation, the machine upper frame are rolled with it(2)Lower surface be also fixedly connected with pedestal(8), institute State pedestal(8)It is threadedly coupled and adjusts bolt(9), pedestal(8)On be equipped with limit litter(10), the limit litter(10)It is fixed Connect adjustable plate(11);
The cleaning component includes electric sliding rail(12), the electric sliding rail(12)Machine is fixedly connected in chassis(3)Upper surface, And electric sliding rail(12)Sliding block be fixedly connected with cylinder(13), the cylinder(13)Output end be fixedly connected with stepper motor (14), the stepper motor(14)Output shaft be fixedly connected with cleaning wheel(15).
2. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 1, it is characterised in that:The machine bottom Frame(3)Upper surface be fixedly welded angle steel, the angle steel, which is fixedly connected, blows extension set(22), the hair dryer(22)Outlet end with Keyboard(23)Between angular range between 30-45 °.
3. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 1, it is characterised in that:The fixture Part(4)And clamping element(5)Structure size it is identical, fixture part(4)And clamping element(5)Inner cavity be fixedly connected with bottom plate(16), The bottom plate(16)It is fixedly connected with spring stand(17), the spring stand(17)It is fixedly connected with spring(18)One end, it is described Spring(18)The other end be fixedly connected with sleeve gasket(19), the sleeve gasket(19)It is socketed with keyboard(23).
4. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 3, it is characterised in that:The sleeve gasket (19)With keyboard(23)The side of abutting is a circular-arc structure, and sleeve gasket(19)Outer wall be equipped with fixture block(20), the fixture Part(4)And clamping element(5)Inner wall on be equipped with and fixture block(20)To eight groups of card slots of matching(21), the card slot(21)Inlay card connects Connect fixture block(20).
5. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 4, it is characterised in that:The fixture block (20)Equipped with eight and and sleeve gasket(19)It is made of one piece, eight fixture blocks(20)Along sleeve gasket(19)Surrounding outer wall it is equal Even distribution.
6. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 4, it is characterised in that:The limit Litter(10)There are four if, and four limit litter(10)About adjustable plate(11)Geometric center be in distributed rectangular, adjust Bolt(9)Positive alignment adjustable plate(11)Geometric center.
7. concealed computer keyboard cleaning mechanism is opened in a kind of side according to claim 1, it is characterised in that:The cleaning Wheel(15)For cake sponge block, and its thickness is greater than six millimeters, has a diameter larger than keyboard(23)Width.
CN201810597804.2A 2018-06-12 2018-06-12 Concealed computer keyboard cleaning mechanism is opened in a kind of side Pending CN108816857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810597804.2A CN108816857A (en) 2018-06-12 2018-06-12 Concealed computer keyboard cleaning mechanism is opened in a kind of side

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810597804.2A CN108816857A (en) 2018-06-12 2018-06-12 Concealed computer keyboard cleaning mechanism is opened in a kind of side

Publications (1)

Publication Number Publication Date
CN108816857A true CN108816857A (en) 2018-11-16

Family

ID=64145071

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810597804.2A Pending CN108816857A (en) 2018-06-12 2018-06-12 Concealed computer keyboard cleaning mechanism is opened in a kind of side

Country Status (1)

Country Link
CN (1) CN108816857A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112916520A (en) * 2021-02-28 2021-06-08 黄欢 Computer keyboard cleaning device
CN113118136A (en) * 2021-04-19 2021-07-16 魏守昌 Daily maintenance device for game electronic contest keyboard

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206383074U (en) * 2017-01-04 2017-08-08 原子高科医药有限公司 A kind of adjustable grip device of clamping force
CN206833764U (en) * 2017-04-20 2018-01-02 巢湖学院 A kind of adjustable teaching aid of Financial Teaching
CN207103227U (en) * 2017-08-23 2018-03-16 山东理工职业学院 Keyboard cleaning device
CN107818876A (en) * 2016-09-14 2018-03-20 淄博夸克医药技术有限公司 A kind of multifunction power pull bar
CN207245526U (en) * 2017-08-25 2018-04-17 邵钰惠 A kind of folding door
CN107989349A (en) * 2017-11-24 2018-05-04 叶潇 A kind of ceramic tile clamper
CN207361445U (en) * 2017-10-30 2018-05-15 湖北欣柔科技有限公司 A kind of non-woven fabrics wrap-up

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107818876A (en) * 2016-09-14 2018-03-20 淄博夸克医药技术有限公司 A kind of multifunction power pull bar
CN206383074U (en) * 2017-01-04 2017-08-08 原子高科医药有限公司 A kind of adjustable grip device of clamping force
CN206833764U (en) * 2017-04-20 2018-01-02 巢湖学院 A kind of adjustable teaching aid of Financial Teaching
CN207103227U (en) * 2017-08-23 2018-03-16 山东理工职业学院 Keyboard cleaning device
CN207245526U (en) * 2017-08-25 2018-04-17 邵钰惠 A kind of folding door
CN207361445U (en) * 2017-10-30 2018-05-15 湖北欣柔科技有限公司 A kind of non-woven fabrics wrap-up
CN107989349A (en) * 2017-11-24 2018-05-04 叶潇 A kind of ceramic tile clamper

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112916520A (en) * 2021-02-28 2021-06-08 黄欢 Computer keyboard cleaning device
CN112916520B (en) * 2021-02-28 2022-10-28 威海海洋职业学院 Computer keyboard cleaning device
CN113118136A (en) * 2021-04-19 2021-07-16 魏守昌 Daily maintenance device for game electronic contest keyboard

Similar Documents

Publication Publication Date Title
CN108908534B (en) Wood board extruding device with positioning function and extruding method
CN108816857A (en) Concealed computer keyboard cleaning mechanism is opened in a kind of side
CN111482896A (en) Auxiliary fixing device for polishing device
CN108943204A (en) Glue-pressing device is used in a kind of processing of wood furniture
CN114850994B (en) Aluminum-based copper-clad plate processing is with surface leveling device
CN215314415U (en) Corona roller cooling dust collector
CN217314680U (en) Cable surface cleaning device for power engineering
CN213287954U (en) Be used for abluent anchor clamps of lens
CN209379547U (en) A kind of cooling rear surface dust cleaning plant of forge piece processing
CN209648947U (en) Glue-pressing device is used in a kind of processing of wood furniture
CN208215567U (en) A kind of woodwork plate single drylight presses
CN112589577A (en) Improved generation steel pipe terminal surface treatment facility
CN215849860U (en) Trowelling knife
CN220186342U (en) Display support
CN211839715U (en) Large-scale stamping equipment of buckled plate for coal-fired coupling biomass boiler
CN216880584U (en) Paper cleaning equipment
CN220387023U (en) Baking finish processing is with baking finish frame
CN208781473U (en) Teaching aid is built in the electric quick grafting of one kind
CN215549267U (en) LED circuit board mounting hole processingequipment
CN208800526U (en) A kind of Telescopic buffer type filter flask tilting prevention device
CN217007894U (en) Prevent blue light lens cleaning device with stoving
CN220407329U (en) Tapping equipment of high stability
CN213297236U (en) Gap ash removal device for building structure
CN219598955U (en) Deburring device
CN118180021B (en) Cleaning system for steering engine test loading table

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20181116

RJ01 Rejection of invention patent application after publication