CN209222845U - A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit - Google Patents
A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit Download PDFInfo
- Publication number
- CN209222845U CN209222845U CN201821712731.9U CN201821712731U CN209222845U CN 209222845 U CN209222845 U CN 209222845U CN 201821712731 U CN201821712731 U CN 201821712731U CN 209222845 U CN209222845 U CN 209222845U
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- Prior art keywords
- dust
- safeguarding
- hollow out
- door lock
- pipe
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Abstract
The utility model provides a kind of automobile door lock outer surface dust-extraction unit convenient for safeguarding, including link, fixing pipe, telescoping tube, fixed link, U-shaped hanging seat, hollow out shell, driving motor, fan blade, control switch, convenient assembling clear up dust suction cored structure, sweep-up pipe, metal flexible conduit, sealing ring, multiposition cleaning dust dedusting cover structure and rotary type adjusting mention handle, and the right end integrated setting of the link is in the left end of fixing pipe；The fixing pipe horizontal thread is connected to the outer wall left end of telescoping tube.The utility model knockout screw, dust-collecting cylinder, the setting of hollow out baffle and dust suction core main body are conducive to carry out disassembly hollow out baffle according to service condition, the taking-up of dust suction core main body are cleared up or replaced, convenient for safeguarding；The setting of diversion pipe and dust bucket is conducive to collect dust in time, be convenient to clean.
Description
Technical field
The utility model belongs to automobile door lock technical field, more particularly to a kind of automobile door lock outer surface convenient for safeguarding
Dust-extraction unit.
Background technique
Currently, automobile industry is more and more prosperous, automobile brings the convenient of many to our life, but at the same time, also
There are many security risks.For example, if having forgotten shutdown because of carelessness, will lead to vapour after driver and passenger getting off car
The loss of vehicle and the safety of vehicles and articles can bring many inconvenience in life, the loss of some important objects, so door lock control
Device processed is highly important.
However it needs to be dusted automobile door lock outer surface in production and processing, the various processes of mopping etc..But it is existing
Dust-extraction unit there is also being not easy to safeguard, the problem of dust removing effects are undesirable and are not easy to operation.
Therefore, one kind automobile door lock convenient for safeguarding is invented to be very necessary with outer surface dust-extraction unit.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of automobile door lock outer surface dedusting convenient for safeguarding
Device, to solve the problem of existing dust-extraction unit, there is be not easy to safeguard that dust removing effects are undesirable and be not easy to operate.
A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit, including link, fixing pipe, telescoping tube, fixed link,
U-shaped hanging seat, hollow out shell, driving motor, fan blade, control switch, convenient assembling clear up dust suction cored structure, sweep-up pipe, metal
Flexible conduit, sealing ring, multiposition cleaning dust dedusting cover structure and rotary type adjusting propose handle, the right end one of the link
Change the left end that fixing pipe is set；The fixing pipe horizontal thread is connected to the outer wall left end of telescoping tube；The telescoping tube
Lateral right part is threaded in the outer wall left end of fixed link；The fixed link transverse direction right end is threaded in a left side for U-shaped hanging seat
Portion middle position；The U-shaped hanging seat screw is connected to the left side middle position of hollow out shell；The driving motor screw connects
It connects in the left side middle position of hollow out shell；The fan blade is located at the bosom position of hollow out shell；The driving electricity
The output shaft of machine runs through the inside left wall middle position of hollow out shell and is keyed the bosom position of fan blade；The control
Switch screw is connected to the upper end middle position of hollow out shell；The hollow out shell is mounted on convenient assembling cleaning dust suction core
The left end of structure；The sweep-up pipe is mounted on the right end of convenient assembling cleaning dust suction cored structure；The metal flexible conduit
One end is threaded in the right end of sweep-up pipe by sealing ring, and the other end is connected with multiposition cleaning dust dedusting cover structure；
The rotary type, which is adjusted, mentions the upper end that handle is mounted on convenient assembling cleaning dust suction cored structure；The convenient assembling is clear
Managing dust suction cored structure includes knockout screw, dust-collecting cylinder, hollow out baffle, dust suction core main body, diversion pipe and dust bucket, the disassembly
Screw runs through the inner upper wall middle position of dust-collecting cylinder and is threaded in the upper middle position of hollow out baffle；The dust suction
The left side of hollow out baffle is arranged in core main body；The diversion pipe longitudinal direction threaded one end is connected among the inside lower wall of dust-collecting cylinder
Position, the other end are threaded in the upper end entrance of dust bucket.
Preferably, multiposition cleaning dust dedusting cover structure includes handle, dust hood, brush board, cleaning hair, linking
Bar and the continuous set of cleaning, the handle cross screw are connected to the front surface middle position of dust hood；The brush board is indulged respectively
Front right side and the rear right of dust hood are connected to screw；The cleaning hair is longitudinally glued to the right side of brush board respectively
Side；Longitudinal screw is connected to the right side upper and lower ends of dust hood to the joining rod respectively；The cleaning silk floss set is longitudinal respectively
It is socketed in the outer wall middle position of joining rod.
Preferably, it includes Anti-slip cover that rotary type adjusting, which mentions handle, U-shaped to propose handle, rotation pipe, connecting shaft, U-shaped installation
Seat and thumb screw, the Anti-slip cover are laterally socketed in the U-shaped outer wall upper middle position for mentioning handle；The described U-shaped handle that mentions
The vertical pars infrasegmentalis in left end is plugged on the upper inside for the rotation pipe that left side is arranged, the U-shaped vertical pars infrasegmentalis of right end for mentioning handle
It is plugged on the upper inside for the rotation pipe that right side is arranged；The rotation pipe respectively lower end be mounted on longitudinally through connecting shaft it is U-shaped
The upper inside of mounting base；The thumb screw is threaded in the U-shaped junction for mentioning handle and rotating pipe respectively.
Preferably, the right part of the hollow out shell is threaded in the left end of dust-collecting cylinder.
Preferably, the left part of the sweep-up pipe is threaded in the right end of dust-collecting cylinder.
Preferably, the dust suction core main body specifically uses longitudinal section for trapezoidal HEPA cup-strainer core.
Preferably, the dust bucket specifically uses cylindrical PVC transparent plastic barrel.
Preferably, the dust hood specifically uses duckbill PVC duroplasts cover.
Preferably, the cleaning hair specifically uses the soft bristle of nylon.
Preferably, cleaning silk floss set specifically uses cross section for circular sponges cover.
Preferably, the left end of the dust hood is threadedly coupled setting with the right end of metal flexible conduit.
Preferably, the Anti-slip cover specifically uses rubber sleeve of the outer surface with a word anti-skid chequer.
Preferably, bolt is mounted at left and right sides of the upper surface of dust-collecting cylinder the U-shaped mounting base respectively.
Preferably, the sealing ring specifically uses rubber ring.
Preferably, the driving motor specifically uses the dc motor of model 775.
Preferably, the control switch specifically uses the ship type of model KCD1 to switch.
Preferably, the driving motor is connected with control switch conducting wire.
Compared with prior art, the utility model has the following beneficial effects:
1. in the utility model, the knockout screw, dust-collecting cylinder, the setting of hollow out baffle and dust suction core main body, favorably
In carrying out disassembly hollow out baffle according to service condition, the taking-up of dust suction core main body is cleared up or replaced, it is convenient for safeguarding.
2. in the utility model, the setting of the diversion pipe and dust bucket is conducive to collect dust in time, convenient for clear
Reason.
3. in the utility model, the handle, dust hood, the setting of brush board and cleaning hair is conducive to increase car door
Lock outer surface actively cleans clearing function with water, convenient for operation.
4. in the utility model, the setting of the joining rod and the continuous set of cleaning is conducive to increase automobile door lock outer surface
Dust clearing function, to guarantee the property cleaned out of automobile door lock outer surface.
5. in the utility model, the Anti-slip cover is U-shaped to mention handle, rotation pipe, connecting shaft, U-shaped mounting base and wing spiral shell
The setting of nail, is conducive to be adjusted according to service condition or rotary U-type mentions the position of handle and increases convenient for operation and use function
Energy.
6. in the utility model, the link, fixing pipe, the setting of telescoping tube and fixed link is conducive to hang the dress
It sets, convenient for storage.
7. in the utility model, the U-shaped hanging seat, hollow out shell, driving motor, the setting of fan blade and control switch,
Be conducive to improve dedusting working efficiency.
8. in the utility model, the sweep-up pipe, the setting of metal flexible conduit and sealing ring advantageously ensures that lead dirt close
Seal effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the convenient assembling cleaning dust suction cored structure of the utility model.
Fig. 3 is the structural schematic diagram of the multiposition cleaning dust dedusting cover structure of the utility model.
Fig. 4 is that the rotary type of the utility model adjusts the structural schematic diagram for mentioning handle.
In figure:
1, link；2, fixing pipe；3, telescoping tube；4, fixed link；5, U-shaped hanging seat；6, hollow out shell；7, driving motor；8,
Fan blade；9, control switch；10, convenient assembling clears up dust suction cored structure；101, knockout screw；102, dust-collecting cylinder；103, hollow out
Baffle；104, dust suction core main body；105, diversion pipe；106, dust bucket；11, sweep-up pipe；12, metal flexible conduit；13, sealing ring；
14, multiposition clears up dust dedusting cover structure；141, handle；142, dust hood；143, brush board；144, hair is cleared up；145, it is connected
Bar；146, the continuous set of cleaning；15, rotary type adjusting mentions handle；151, Anti-slip cover；152, U-shaped to mention handle；153, rotation pipe；154, even
Spindle；155, U-shaped mounting base；156, thumb screw.
Specific embodiment
The utility model is specifically described with reference to the accompanying drawing, it is as shown in Figure 1 and Figure 2, a kind of convenient for safeguarding
Automobile door lock outer surface dust-extraction unit, including link 1, fixing pipe 2, telescoping tube 3, fixed link 4, U-shaped hanging seat 5, outside hollow out
Shell 6, driving motor 7, fan blade 8, control switch 9, convenient assembling clear up dust suction cored structure 10, sweep-up pipe 11, metal flexible conduit
12, sealing ring 13, multiposition cleaning dust dedusting cover structure 14 and rotary type adjusting mention handle 15, the right end of the link 1
Integrated setting is in the left end of fixing pipe 2；2 horizontal thread of fixing pipe is connected to the outer wall left end of telescoping tube 3；Described
The lateral right part of telescoping tube 3 is threaded in the outer wall left end of fixed link 4；The lateral right end of the fixed link 4 is threaded in U-shaped
The left part middle position of hanging seat 5；5 screw of U-shaped hanging seat is connected to the left side middle position of hollow out shell 6；The drive
Dynamic 7 screw of motor is connected to the left side middle position of hollow out shell 6；The fan blade 8 is located at the bosom position of hollow out shell 6
It sets；The output shaft of the driving motor 7 runs through the inside left wall middle position of hollow out shell 6 and is keyed the inside of fan blade 8
Middle position；9 screw of control switch is connected to the upper end middle position of hollow out shell 6；The hollow out shell 6 is installed
In the left end of convenient assembling cleaning dust suction cored structure 10；The sweep-up pipe 11 is mounted on convenient assembling cleaning dust suction core knot
The right end of structure 10；Described 12 one end of metal flexible conduit is threaded in the right end of sweep-up pipe 11, the other end by sealing ring 13
It is connected with multiposition cleaning dust dedusting cover structure 14；The described rotary type adjusting mentions handle 15, and to be mounted on convenient assembling clear
Manage the upper end of dust suction cored structure 10；The convenient assembling cleaning dust suction cored structure 10 includes knockout screw 101, dust-collecting cylinder
102, hollow out baffle 103, dust suction core main body 104, diversion pipe 105 and dust bucket 106, the knockout screw 101 run through dust
The inner upper wall middle position of cylinder 102 and the upper middle position for being threaded in hollow out baffle 103；The dust suction core main body
104 are arranged in the left side of hollow out baffle 103；The longitudinal threaded one end of the diversion pipe 105 is connected to the interior subordinate of dust-collecting cylinder 102
Wall middle position, the other end are threaded in the upper end entrance of dust bucket 106, by starting control switch 9, so that driving
Motor 7 drives fan blade 8 to rotate, and dust constantly enters inside dust-collecting cylinder 102 at this time, and is adsorbed by dust suction core main body 104
It collects, biggish particle can be entered inside dust bucket 106 by diversion pipe 105, of short duration collection work can be carried out, to guarantee to remove
Dirt effect.
In the present embodiment, in conjunction with shown in attached drawing 3, the multiposition cleaning dust dedusting cover structure 14 includes handle
141, dust hood 142, brush board 143 clears up hair 144, joining rod 145 and the continuous set 146 of cleaning, 141 cross screw of handle
It is connected to the front surface middle position of dust hood 142；The brush board 143 is before longitudinal screw is connected to dust hood 142 respectively
Portion right side and rear right；The cleaning hair 144 is longitudinally glued to the right side of brush board 143 respectively；The joining rod 145
Longitudinal screw is connected to the right side upper and lower ends of dust hood 142 respectively；The cleaning silk floss set 146 is longitudinal respectively to be socketed in linking
The outer wall middle position of bar 145 holds handle 141, and dust hood 142 is aligned to the outer surface any position of automobile door lock
Carry out dust collection adsorption function, by cleaning hair 144 can the dust to automobile door lock outer surface carry out cleaning cleaning, pass through
The continuous set 146 of cleaning can clean the outer surface of automobile door lock, to guarantee dust collection capacity.
In the present embodiment, in conjunction with shown in attached drawing 4, it includes Anti-slip cover 151 that the rotary type adjusting, which mentions handle 15, U-shaped
Handle 152 is mentioned, pipe 153, connecting shaft 154, U-shaped mounting base 155 and thumb screw 156, the Anti-slip cover 151 laterally socket are rotated
In the U-shaped outer wall upper middle position for mentioning handle 152；The U-shaped vertical pars infrasegmentalis in left end for mentioning handle 152 is plugged on left side setting
Rotation pipe 153 upper inside, the U-shaped vertical pars infrasegmentalis of right end for mentioning handle 152 be plugged on right side be arranged rotation pipe
153 upper inside；Lower end is mounted in U-shaped mounting base 155 the rotation pipe 153 longitudinally through connecting shaft 154 respectively
On the upside of portion；The thumb screw 156 is threaded in the U-shaped junction for mentioning handle 152 and rotating pipe 153 respectively, by holding U
Type mentions the Anti-slip cover 151 of 152 outer wall of handle, can carry out guiding and supporting the device, preferably to be operated, by loosening wing spiral shell
Nail 156 can be changed the U-shaped position for mentioning handle 152 inside rotation pipe 153, while pass through connecting shaft 154 via rotation pipe 153
Spinning movement inside U-shaped mounting base 155 can multiposition guide and support operation, guarantee dedusting convenience.
In the present embodiment, specifically, the right part of the hollow out shell 6 is threaded in the left end of dust-collecting cylinder 102.
In the present embodiment, specifically, the left part of the sweep-up pipe 11 is threaded in the right end of dust-collecting cylinder 102.
In the present embodiment, specifically, the dust suction core main body 104 specifically uses longitudinal section for trapezoidal HEPA strainer
Core.
In the present embodiment, specifically, the dust bucket 106 is specifically using cylindrical PVC transparent plastic barrel.
In the present embodiment, specifically, the dust hood 142 specifically uses duckbill PVC duroplasts cover.
In the present embodiment, specifically, the cleaning hair 144 specifically uses the soft bristle of nylon.
In the present embodiment, specifically, the cleaning silk floss set 146 specifically uses cross section for circular sponges cover.
In the present embodiment, specifically, the left end of the dust hood 142 is threadedly coupled with the right end of metal flexible conduit 12
Setting.
In the present embodiment, specifically, the Anti-slip cover 151 specifically has the rubber of a word anti-skid chequer using outer surface
Set.
In the present embodiment, specifically, bolt is mounted on the upper surface of dust-collecting cylinder 102 to the U-shaped mounting base 155 respectively
The left and right sides.
In the present embodiment, specifically, the sealing ring 13 specifically uses rubber ring.
In the present embodiment, specifically, the driving motor 7 specifically uses the dc motor of model 775.
In the present embodiment, specifically, the control switch 9 is specifically switched using the ship type of model KCD1.
In the present embodiment, specifically, the driving motor 7 is connected with 9 conducting wire of control switch.
Working principle
In the utility model, by starting control switch 9, so that driving motor 7 drives fan blade 8 to rotate, dust at this time
Constantly enter inside dust-collecting cylinder 102, and be adsorbed and collected by dust suction core main body 104, biggish particle can pass through diversion pipe
105 enter inside dust bucket 106, can carry out of short duration collection work, to guarantee dust removing effects, handle 141 are held, by dust hood
The outer surface any position of 142 alignment automobile door locks, can carry out the collection adsorption function of dust, can be right by cleaning hair 144
The dust of automobile door lock outer surface carries out cleaning cleaning, can be cleaned to the outer surface of automobile door lock by the continuous set 146 of cleaning,
To guarantee dust collection capacity, by holding the U-shaped Anti-slip cover 151 for mentioning 152 outer wall of handle, can carry out guiding and supporting the device, so as to more preferable
Carry out operate, by loosening thumb screw 156, that is, the U-shaped position for mentioning handle 152 inside rotation pipe 153 can be changed, pass through simultaneously
By rotation pipe 153 by spinning movement of the connecting shaft 154 inside U-shaped mounting base 155 can multiposition guide and support operation, guarantee to remove
Dirt convenience.
Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model
Under inspiration, similar technical solution is designed, and reaches above-mentioned technical effect, is the protection model for falling into the utility model
It encloses.
Claims (10)
1. a kind of automobile door lock outer surface dust-extraction unit convenient for safeguarding, which is characterized in that the automobile door lock convenient for safeguarding
It include link (1), fixing pipe (2), telescoping tube (3), fixed link (4), U-shaped hanging seat (5), hollow out shell with outer surface dust-extraction unit
(6), driving motor (7), fan blade (8), control switch (9), convenient assembling clear up dust suction cored structure (10), sweep-up pipe (11),
Metal flexible conduit (12), sealing ring (13), multiposition cleaning dust dedusting cover structure (14) and rotary type adjusting mention handle (15),
Left end of the right end integrated setting of the link (1) in fixing pipe (2)；Described fixing pipe (2) horizontal thread is connected to
The outer wall left end of telescoping tube (3)；The lateral right part of the telescoping tube (3) is threaded in the outer wall left end of fixed link (4)；It is described
The lateral right end of fixed link (4) be threaded in the left part middle position of U-shaped hanging seat (5)；U-shaped hanging seat (5) screw connects
It connects in the left side middle position of hollow out shell (6)；Described driving motor (7) screw is connected in the left side of hollow out shell (6)
Between position；The fan blade (8) is located at the bosom position of hollow out shell (6)；The output shaft of the driving motor (7) passes through
It wears the inside left wall middle position of hollow out shell (6) and is keyed the bosom position of fan blade (8)；The control switch
(9) screw is connected to the upper end middle position of hollow out shell (6)；The hollow out shell (6) is mounted on convenient assembling cleaning
The left end of dust suction cored structure (10)；The sweep-up pipe (11) is mounted on the right side of convenient assembling cleaning dust suction cored structure (10)
End；Described metal flexible conduit (12) one end is threaded in the right ends of sweep-up pipe (11) by sealing ring (13), the other end with
Multiposition cleaning dust dedusting cover structure (14) is connected；The rotary type adjusting mentions handle (15) and is mounted on convenient assembling
Clear up the upper end of dust suction cored structure (10)；Convenient assembling cleaning dust suction cored structure (10) includes knockout screw (101),
Dust-collecting cylinder (102), hollow out baffle (103), dust suction core main body (104), diversion pipe (105) and dust bucket (106), the disassembly
Screw (101) runs through the inner upper wall middle position of dust-collecting cylinder (102) and is threaded among the top of hollow out baffle (103)
Position；Left side of dust suction core main body (104) setting in hollow out baffle (103)；The longitudinal one end of the diversion pipe (105)
It is threaded in the inside lower wall middle position of dust-collecting cylinder (102), the other end is threaded in the upper end import of dust bucket (106)
Place.
2. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that described is more
Position cleaning dust dedusting cover structure (14) includes handle (141), dust hood (142), brush board (143), cleaning hair (144), rank
Extension bar (145) and the continuous set (146) of cleaning, the handle (141) cross screw are connected among the front surface of dust hood (142)
Position；Longitudinal screw is connected on the right side of the front of dust hood (142) and rear right the brush board (143) respectively；It is described
Cleaning hair (144) longitudinal right side for being glued to brush board (143) respectively；The joining rod (145) longitudinal screw connection respectively
In the right side upper and lower ends of dust hood (142)；The cleaning silk floss set (146) is longitudinal respectively to be socketed in the outer of joining rod (145)
Wall middle position.
3. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that described can
It includes Anti-slip cover (151) that rotary adjusting, which mentions handle (15), U-shaped to mention handle (152), rotation pipe (153), connecting shaft (154), U-shaped peace
Seat (155) and thumb screw (156) are filled, the Anti-slip cover (151) is laterally socketed in the U-shaped outer wall top for mentioning handle (152)
Between position；The U-shaped vertical pars infrasegmentalis in left end for mentioning handle (152) is plugged on the inside for the rotation pipe (153) that left side is arranged
Side, the U-shaped vertical pars infrasegmentalis of right end for mentioning handle (152) are plugged on the upper inside for the rotation pipe (153) that right side is arranged；Institute
Rotation pipe (153) the difference lower end stated is mounted on the upper inside of U-shaped mounting base (155) longitudinally through connecting shaft (154)；It is described
Thumb screw (156) be threaded in respectively it is U-shaped mention handle (152) and rotation pipe (153) junction.
4. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that described engraves
The right part of empty shell (6) is threaded in the left end of dust-collecting cylinder (102).
5. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that the suction
The left part of dirt pipe (11) is threaded in the right end of dust-collecting cylinder (102).
6. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that the suction
Dirt core main body (104) specifically uses longitudinal section for trapezoidal HEPA cup-strainer core.
7. automobile door lock outer surface dust-extraction unit convenient for safeguarding as described in claim 1, which is characterized in that the collection
Dust barrel (106) is specifically using cylindrical PVC transparent plastic barrel.
8. automobile door lock outer surface dust-extraction unit convenient for safeguarding as claimed in claim 2, which is characterized in that the suction
Dust hood (142) specifically uses duckbill PVC duroplasts cover.
9. automobile door lock outer surface dust-extraction unit convenient for safeguarding as claimed in claim 2, which is characterized in that described is clear
It manages hair (144) and specifically uses the soft bristle of nylon.
10. automobile door lock outer surface dust-extraction unit convenient for safeguarding as claimed in claim 2, which is characterized in that described
The continuous set (146) of cleaning specifically uses cross section for circular sponges cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821712731.9U CN209222845U (en) | 2018-10-22 | 2018-10-22 | A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821712731.9U CN209222845U (en) | 2018-10-22 | 2018-10-22 | A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209222845U true CN209222845U (en) | 2019-08-09 |
Family
ID=67500547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821712731.9U Expired - Fee Related CN209222845U (en) | 2018-10-22 | 2018-10-22 | A kind of automobile door lock convenient for safeguarding outer surface dust-extraction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209222845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044825A (en) * | 2020-09-25 | 2020-12-08 | 山东交通职业学院 | Computer keyboard key cleaning device |
-
2018
- 2018-10-22 CN CN201821712731.9U patent/CN209222845U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044825A (en) * | 2020-09-25 | 2020-12-08 | 山东交通职业学院 | Computer keyboard key cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20211022 |