CN109407775A - A kind of computer hardware protective device - Google Patents
A kind of computer hardware protective device Download PDFInfo
- Publication number
- CN109407775A CN109407775A CN201811223859.3A CN201811223859A CN109407775A CN 109407775 A CN109407775 A CN 109407775A CN 201811223859 A CN201811223859 A CN 201811223859A CN 109407775 A CN109407775 A CN 109407775A
- Authority
- CN
- China
- Prior art keywords
- casing
- side wall
- ventilation opening
- fixedly connected
- installation cavity
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a kind of computer hardware protective devices, including casing and hardware ontology, the casing is hollow structure, and hardware ontology is located in casing and is arranged, the side side wall of the casing offers ventilation opening, installation cavity is equipped in the side wall of the casing, and installation cavity is located at the lower section setting of ventilation opening, the installation cavity is connected to setting with ventilation opening by through-hole, and the side wall of installation cavity is fixedly connected with drive motor, the driving end of the drive motor is rotatably connected to the shaft being laterally arranged, and shaft is fixedly connected with first bevel gear far from one end side wall of drive motor.In the present invention, the heat discharge generated when the wind-force generated by wind wheel rotation is by hardware effort, effectively reduce the heat in casing, extend the time of the sustainable work of hardware, hermatic door can be rotated when computer stops working and ventilation opening is sealed, it forms casing closed, prevents the entrance of dust.
Description
Technical field
The present invention relates to computer installation technical field more particularly to a kind of computer hardware protective devices.
Background technique
Computer is commonly called as computer, is a kind of modern electronic computer device for supercomputing, can carry out numerical value calculating,
Logic calculation can be carried out again, also has the function of store-memory, be that can run according to program, automatic, high speed processing magnanimity number
According to modernization intelligent electronic device, be made of hardware system and software systems, with the development of the times, science and technology also exist
It is constantly progressive, especially Computer Science and Technology are also developing rapidly, and constantly update and upgrade along with the hardware of computer,
Correspondingly, but seeming slightly inferior for the protection of computer hardware, in daily life, there is multiple situation to may cause computer
The damage of hardware.
Computer hardware can generate heat during use, and heat cannot distribute the week that will accumulate in hardware in time
It encloses, computer hardware temperature is caused constantly to increase, not only influence the speed of the normal operation of computer, and can be because of temperature mistake
It is high and burn out computer hardware, and add radiator and need to offer ventilation opening in counter body, when radiator stops
When work, dust can be entered, it is difficult to clear up, it is therefore proposed that a kind of computer hardware protective device solves the above problems.
Summary of the invention
The purpose of the present invention is to solve computer hardware exists in the prior art to generate heat during use
Amount, heat cannot be distributed in time and will be accumulated in around hardware, and computer hardware temperature is caused constantly to increase, and not only influence meter
The speed of the normal operation of calculation machine, and computer hardware can be burnt out because temperature is excessively high, and add radiator and need
Counter body offers ventilation opening, when radiator stops working, can enter dust, it is difficult to the shortcomings that clearing up, and propose
A kind of computer hardware protective device.
To achieve the goals above, present invention employs following technical solutions: a kind of computer hardware protective device, including
Casing and hardware ontology, the casing are hollow structure, and hardware ontology is located in casing and is arranged, the side side wall of the casing
Ventilation opening is offered, installation cavity is equipped in the side wall of the casing, and installation cavity is located at the lower section setting of ventilation opening, the installation
Chamber is connected to setting with ventilation opening by through-hole, and the side wall of installation cavity is fixedly connected with drive motor, the drive of the drive motor
Moved end is rotatably connected to the shaft being laterally arranged, and shaft is fixedly connected with the first cone tooth far from one end side wall of drive motor
Wheel, the bottom side of the wall of the installation cavity are rotatably connected to the worm screw being vertically arranged, and the sidewall sheath of worm screw by the first rotating member
Equipped with the second bevel gear for engaging connection with first bevel gear, the one end of the worm screw far from the first rotating member is through through-hole and prolongs
It extends in ventilation opening and is arranged, the inner wall of the ventilation opening is fixedly connected with the Air Filter being vertically arranged, and Air Filter is close to hardware
The side side wall of ontology is rotatably connected to the bull stick being laterally arranged by the second rotating member, is arranged on the bull stick and nibbles with worm screw
The worm gear of connection is closed, and bull stick is fixedly connected with the wind wheel being vertically arranged far from one end side wall of the second rotating member.
It is as above-mentioned technical proposal to further describe:
The lateral wall of casing is rotatably connected to and the matched hermatic door of ventilation opening by pin shaft.
It is as above-mentioned technical proposal to further describe:
The hermatic door is fixedly connected with inserted link far from the side side wall of ventilation opening, and the side wall of casing offers and inserted link
Matched slot.
It is as above-mentioned technical proposal to further describe:
The side wall of the worm screw is fixedly connected by the way of welding with the through hole inner wall of second bevel gear.
It is as above-mentioned technical proposal to further describe:
The inner wall of the ventilation opening is rotatablely connected by third rotating member and worm screw far from one end side wall of the first rotating member.
It is as above-mentioned technical proposal to further describe:
The side wall of the bull stick is fixedly connected by the way of welding with the through hole inner wall of worm gear.
It is as above-mentioned technical proposal to further describe:
The inner wall of the ventilation opening is fixedly connected with the support rod being vertically arranged, and support rod is between worm gear and wind wheel
Setting, the bull stick are arranged through the side wall of support rod.
It is as above-mentioned technical proposal to further describe:
The outer surface of the casing is coated with anticorrosion material.
The invention has the following beneficial effects: when computer operation, powering on that drive motor can be started, drives and turn
The fixed first bevel gear rotation of axis, since first bevel gear is engaged with second bevel gear, to drive solid with second bevel gear
Fixed worm screw rotation, to drive bar rotation, realizes that the rotation of wind wheel, wind wheel rotation generate since worm and wheel engages
Wind-force by this body running of hardware when generate heat discharge, effectively reduce the heat in casing, extend hardware ontology
The time of sustainable work, wind-force can also blocks dust entrance, hermatic door can be rotated when computer stops working
Ventilation opening is sealed, forms casing closed, prevents the entrance of dust.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of computer hardware protective device proposed by the present invention；
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A；
Fig. 3 is the enlarged structure schematic diagram in Fig. 1 at B.
Marginal data:
1, casing；2, hardware ontology；3, ventilation opening；4, pin shaft；5, hermatic door；6, installation cavity；7, through-hole；8, horse is driven
It reaches；9, shaft；10, first bevel gear；11, the first rotating member；12, worm screw；13, second bevel gear；14, Air Filter；15, second
Rotating member；16, bull stick；17, worm gear；18, wind wheel；19, inserted link；20, slot；21, third rotating member；22, support rod.
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.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention；Term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance, in addition, unless otherwise specific regulation and limit
Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, a kind of embodiment provided by the invention: a kind of computer hardware protective device, including casing 1 and hard
Part ontology 2, casing 1 are hollow structure, and hardware ontology 2 is located in casing 1 and is arranged, and the side side wall of casing 1 offers ventilation
Mouthfuls 3, installation cavity 6 is equipped in the side wall of casing 1, and installation cavity 6 is located at the lower section setting of ventilation opening 3, installation cavity 6 passes through through-hole 7
Setting is connected to ventilation opening 3, and the side wall of installation cavity 6 is fixedly connected with drive motor 8, the power supply of drive motor 8 comes from
In power source of host computer, the driving end of drive motor 8 is rotatably connected to the shaft 9 being laterally arranged, and shaft 9 is far from driving horse
One end side wall up to 8 is fixedly connected with first bevel gear 10, and the bottom side of the wall of installation cavity 6 is rotatablely connected by the first rotating member 11
There is the worm screw 12 being vertically arranged, and the sidewall sheath of worm screw 12 is equipped with the second bevel gear 13 that connection is engaged with first bevel gear 10,
Worm screw 12 runs through through-hole 7 and extend in ventilation opening 3 far from one end of the first rotating member 11 to be arranged, and the inner wall of ventilation opening 3 is fixed
It is connected with the Air Filter 14 being vertically arranged, and Air Filter 14 passes through 15 turns of the second rotating member close to the side side wall of hardware ontology 2
It is dynamic to be connected with the bull stick 16 being laterally arranged, the worm gear 17 that connection is engaged with worm screw 12 is arranged on bull stick 16, and bull stick 16 is separate
One end side wall of second rotating member 15 is fixedly connected with the wind wheel 18 being vertically arranged, and when computer operation, powering on can be opened
Dynamic drive motor 8 drives and rotates with the fixed first bevel gear 10 of shaft 9, due to first bevel gear 10 and second bevel gear 13
Engagement rotates to drive with the fixed worm screw 12 of second bevel gear 13, since worm screw 12 engages with worm gear 17, thus with turn
Bar 16 rotates, and realizes the rotation of wind wheel 18, and the heat that the wind-force that the rotation of wind wheel 18 generates generates when hardware ontology 2 works is arranged
Out, the heat in casing 1 is effectively reduced, the time of the sustainable work of hardware ontology 2 is extended, wind-force can also blocks dust
Entrance；
The lateral wall of casing 1 by pin shaft 4 be rotatably connected to the matched hermatic door 5 of ventilation opening 3, when computer stop work
Hermatic door 5 can be rotated when making and ventilation opening 3 is sealed, form casing 1 closed, prevent the entrance of dust, sealed
The 5 side side walls far from ventilation opening 3 of door are fixedly connected with inserted link 19, and the side wall of casing 1 offers and inserted link 19 is matched inserts
Slot 20 can be fixed hermatic door 5 when inserted link 19 is inserted in slot 20, prevent hermatic door 5 from rotating because of external force and seal
Ventilation opening 3 stops the heat dissipation work of wind wheel 18；
The side wall of worm screw 12 is fixedly connected by the way of welding with the through hole inner wall of second bevel gear 13, is connected more firm
It leans on, the inner wall of ventilation opening 3 is rotatablely connected by third rotating member 21 and worm screw 12 far from one end side wall of the first rotating member 11, right
Worm screw 12 is played a supporting role, and keeps worm screw 12 more stable when rotating, and the side wall of bull stick 16 and the through hole inner wall of worm gear 17 use
The mode of welding is fixedly connected, and it is more firm to connect, and the inner wall of ventilation opening 3 is fixedly connected with the support rod 22 being vertically arranged, and props up
Strut 22 is arranged between worm gear 17 and wind wheel 18, and bull stick 16 is arranged through the side wall of support rod 22, plays branch to bull stick 16
Support effect keeps bull stick 16 more stable when rotating, and the outer surface of casing 1 is coated with anticorrosion material, improves the corrosion-resistant of casing 1
Property, extend the service life of casing 1.
Working principle: when computer operation, drive motor 8 can be started by powering on, and drive first fixed with shaft 9
Bevel gear 10 rotates, since first bevel gear 10 is engaged with second bevel gear 13, thus what drive was fixed with second bevel gear 13
Worm screw 12 rotates, and since worm screw 12 engages with worm gear 17, so that bull stick 16 be driven to rotate, realizes the rotation of wind wheel 18, wind wheel 18
It rotates the heat generated when the wind-force generated works hardware ontology 2 to be discharged, effectively reduces the heat in casing 1, extend
Time of the sustainable work of hardware ontology 2, wind-force can also blocks dust entrance, can will be sealed when computer stops working
Door 5, which rotates, is sealed ventilation opening 3, forms casing 1 closed, prevents the entrance of dust.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of computer hardware protective device, including casing (1) and hardware ontology (2), it is characterised in that: the casing (1)
For hollow structure, and hardware ontology (2) is located at setting, the side side wall of the casing (1) in casing (1) and offers ventilation opening
(3), installation cavity (6) are equipped in the side wall of the casing (1), and installation cavity (6) is located at the lower section setting of ventilation opening (3), it is described
Installation cavity (6) is connected to setting with ventilation opening (3) by through-hole (7), and the side wall of installation cavity (6) is fixedly connected with drive motor
(8), the driving end of the drive motor (8) is rotatably connected to the shaft (9) being laterally arranged, and shaft (9) is far from drive motor
(8) one end side wall is fixedly connected with first bevel gear (10), and the bottom side of the wall of the installation cavity (6) passes through the first rotating member
(11) it is rotatably connected to the worm screw (12) being vertically arranged, and the sidewall sheath of worm screw (12) is equipped with and first bevel gear (10) company of engagement
The second bevel gear (13) connect, the one end of the worm screw (12) far from the first rotating member (11) is through through-hole (7) and extends to logical
Setting, the inner wall of the ventilation opening (3) are fixedly connected with the Air Filter (14) being vertically arranged, and Air Filter (14) in air port (3)
Side side wall close to hardware ontology (2) is rotatably connected to the bull stick (16) being laterally arranged by the second rotating member (15), described
The worm gear (17) that connection is engaged with worm screw (12), and the one of bull stick (16) separate second rotating member (15) are arranged on bull stick (16)
End side wall is fixedly connected with the wind wheel (18) being vertically arranged.
2. a kind of computer hardware protective device according to claim 1, it is characterised in that: the lateral wall of casing (1) is logical
Pin shaft (4) is crossed to be rotatably connected to and ventilation opening (3) matched hermatic door (5).
3. a kind of computer hardware protective device according to claim 1, it is characterised in that: the hermatic door (5) is separate
The side side wall of ventilation opening (3) is fixedly connected with inserted link (19), and the side wall of casing (1) offers and inserted link (19) are matched slotting
Slot (20).
4. a kind of computer hardware protective device according to claim 1, it is characterised in that: the side wall of the worm screw (12)
It is fixedly connected by the way of welding with the through hole inner wall of second bevel gear (13).
5. a kind of computer hardware protective device according to claim 1, it is characterised in that: the ventilation opening (3) it is interior
Wall is rotatablely connected by third rotating member (21) and worm screw (12) far from one end side wall of the first rotating member (11).
6. a kind of computer hardware protective device according to claim 1, it is characterised in that: the side wall of the bull stick (16)
It is fixedly connected by the way of welding with the through hole inner wall of worm gear (17).
7. a kind of computer hardware protective device according to claim 1, it is characterised in that: the ventilation opening (3) it is interior
Wall is fixedly connected with the support rod (22) being vertically arranged, and support rod (22) is located between worm gear (17) and wind wheel (18) and is arranged,
Side wall of the bull stick (16) through support rod (22) is arranged.
8. a kind of computer hardware protective device according to claim 1, it is characterised in that: the appearance of the casing (1)
Face is coated with anticorrosion material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223859.3A CN109407775A (en) | 2018-10-19 | 2018-10-19 | A kind of computer hardware protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223859.3A CN109407775A (en) | 2018-10-19 | 2018-10-19 | A kind of computer hardware protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109407775A true CN109407775A (en) | 2019-03-01 |
Family
ID=65468526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223859.3A Pending CN109407775A (en) | 2018-10-19 | 2018-10-19 | A kind of computer hardware protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109407775A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589908A (en) * | 2021-07-27 | 2021-11-02 | 杭州矩阵通信工程有限公司 | Computer hardware overheat protection device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140362520A1 (en) * | 2013-06-06 | 2014-12-11 | International Business Machines Corporation | Dynamic surface area expansion in a rear door heat exchanger |
| CN205302132U (en) * | 2016-01-03 | 2016-06-08 | 丽水职业技术学院 | Dustproof quick -witted case of computer heat dissipation |
| CN106406464A (en) * | 2016-10-09 | 2017-02-15 | 深圳微步信息股份有限公司 | Computer host and computer |
| CN107402615A (en) * | 2017-09-13 | 2017-11-28 | 深圳市蓝豆芽科技有限公司 | A kind of computer host box with shockproof ventilation |
| CN107450698A (en) * | 2017-09-30 | 2017-12-08 | 长沙准光里电子科技有限公司 | Computer host box dustproof cooling device |
| CN107589808A (en) * | 2017-10-25 | 2018-01-16 | 成都创年科技有限公司 | A kind of multifunctional table-type computer cabinet |
| CN107846816A (en) * | 2017-10-16 | 2018-03-27 | 安徽泰格电气科技股份有限公司 | A kind of high-cooling property electric power cabinet |
| CN207274446U (en) * | 2017-09-08 | 2018-04-27 | 浙江雅创机电科技有限公司 | Charging pile |
| CN107967038A (en) * | 2017-11-17 | 2018-04-27 | 常州信息职业技术学院 | A kind of computer host box with dust reduction capability |
| CN207530392U (en) * | 2017-11-03 | 2018-06-22 | 禾准电子科技（昆山）有限公司 | A kind of adjustable automation power distribution cabinet |
| CN207867420U (en) * | 2018-03-02 | 2018-09-14 | 华北理工大学 | A kind of dustproof computer cabinet used in library |
| CN207976827U (en) * | 2018-03-28 | 2018-10-16 | 黄河科技学院 | The computer cabinet of good heat dissipation effect |
-
2018
- 2018-10-19 CN CN201811223859.3A patent/CN109407775A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140362520A1 (en) * | 2013-06-06 | 2014-12-11 | International Business Machines Corporation | Dynamic surface area expansion in a rear door heat exchanger |
| CN205302132U (en) * | 2016-01-03 | 2016-06-08 | 丽水职业技术学院 | Dustproof quick -witted case of computer heat dissipation |
| CN106406464A (en) * | 2016-10-09 | 2017-02-15 | 深圳微步信息股份有限公司 | Computer host and computer |
| CN207274446U (en) * | 2017-09-08 | 2018-04-27 | 浙江雅创机电科技有限公司 | Charging pile |
| CN107402615A (en) * | 2017-09-13 | 2017-11-28 | 深圳市蓝豆芽科技有限公司 | A kind of computer host box with shockproof ventilation |
| CN107450698A (en) * | 2017-09-30 | 2017-12-08 | 长沙准光里电子科技有限公司 | Computer host box dustproof cooling device |
| CN107846816A (en) * | 2017-10-16 | 2018-03-27 | 安徽泰格电气科技股份有限公司 | A kind of high-cooling property electric power cabinet |
| CN107589808A (en) * | 2017-10-25 | 2018-01-16 | 成都创年科技有限公司 | A kind of multifunctional table-type computer cabinet |
| CN207530392U (en) * | 2017-11-03 | 2018-06-22 | 禾准电子科技（昆山）有限公司 | A kind of adjustable automation power distribution cabinet |
| CN107967038A (en) * | 2017-11-17 | 2018-04-27 | 常州信息职业技术学院 | A kind of computer host box with dust reduction capability |
| CN207867420U (en) * | 2018-03-02 | 2018-09-14 | 华北理工大学 | A kind of dustproof computer cabinet used in library |
| CN207976827U (en) * | 2018-03-28 | 2018-10-16 | 黄河科技学院 | The computer cabinet of good heat dissipation effect |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589908A (en) * | 2021-07-27 | 2021-11-02 | 杭州矩阵通信工程有限公司 | Computer hardware overheat protection device |
| CN113589908B (en) * | 2021-07-27 | 2024-05-07 | 杭州矩阵通信工程有限公司 | Overheat protection device for computer hardware |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207053012U (en) | A kind of outdoor power cabinet with dust reduction capability | |
| CN109407775A (en) | A kind of computer hardware protective device | |
| CN207301906U (en) | A kind of heat sinking dedusting computer cabinet | |
| CN107795508B (en) | Exhaust fan | |
| CN105775949A (en) | Detachable and telescopic lift car kickplate and high-reliability bottomless pit elevator | |
| CN106652780B (en) | A kind of triangle billboard with tunable wind-guiding structure | |
| CN207321710U (en) | A kind of all purpose instrument instrument chassis | |
| CN209321774U (en) | A kind of bucket elevator feed hopper | |
| CN208413535U (en) | A kind of villa elevator control cabinet of good water-proof effect | |
| CN201786715U (en) | Mechanism used for adjusting clearance between impeller and wear-resistant plate of sewage discharging self-priming pump | |
| CN209586790U (en) | Flow control device and air blower | |
| CN208569464U (en) | A kind of good host of heat dissipation with bunch function | |
| CN208985060U (en) | A kind of external heat radiation formula computer mainframe box | |
| CN208664064U (en) | A kind of constructional engineering mud agitating device convenient for improving stirring rate | |
| CN209217840U (en) | A kind of low-voltage direct servo motor easy to maintain | |
| CN209025967U (en) | A kind of impulse- free robustness pin shaft | |
| CN108945839A (en) | A kind of agricultural machinery fertilizer access device | |
| CN206320850U (en) | A kind of air-conditioner | |
| JP2006082891A (en) | Powder and grain feeder and powder and grain feeder facility | |
| JP2012095837A (en) | Game machine | |
| CN206915396U (en) | A kind of rotary material distributor | |
| CN206015262U (en) | The straight drive motor of sewing machine | |
| CN220422285U (en) | Control cabinet for intelligent warehouse | |
| CN218030815U (en) | Centrifugal fan with replaceable impeller | |
| CN218207732U (en) | Gear type metering pump |
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: 20190301 |
|
| RJ01 | Rejection of invention patent application after publication |