CN208459944U - A kind of computer host box based on longitudinal air flow path heat dissipation - Google Patents
A kind of computer host box based on longitudinal air flow path heat dissipation Download PDFInfo
- Publication number
- CN208459944U CN208459944U CN201821276994.XU CN201821276994U CN208459944U CN 208459944 U CN208459944 U CN 208459944U CN 201821276994 U CN201821276994 U CN 201821276994U CN 208459944 U CN208459944 U CN 208459944U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- heat dissipation
- mounting rack
- fan
- bottom plate
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 32
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000009423 ventilation Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of computer host boxes based on longitudinal air flow path heat dissipation, including body, pedestal, mounting groove, bottom plate and fan, the body is internally provided with mounting rack, the body and mounting rack are fixed on the top of bottom plate, the upper part of the internal body is equipped with fan, surface close to the pedestal of internal body is provided with ventilation mesh, and the susceptor surface close to fixed side panel is provided with mounting rack；The bottom plate is connected to the bottom of body and mounting rack, and the inside of the bottom plate offers through-hole, is provided with rectangular channel between the body and bottom plate of fixed side panel；Upper end in the body and side plate of the pedestal opposition is equipped with fan.The cabinet is provided with horizontal positioned pedestal, and air-flow can circulate through hollow base into cabinet, so that cabinet is interior to form a vertical airflow channel, rises because air meeting nature is heated, improves heat dissipation, the quieter energy conservation of meeting, heat dissipation is more preferably.
Description
Technical field
The utility model relates to computer host box technical field, specially a kind of computer based on longitudinal air flow path heat dissipation
Mainframe box.
Background technique
Cabinet is a part in computer fittings, its main effect is to place and fix computer fittings, is held to one
The effect of support and protection, in addition, computer housing also has the function of centainly shielding electromagnetic radiation, therefore the selection for cabinet
It is particularly important.
Nowadays the speed of service of computer is getting faster, the host computer under high-speed cruising, and comparatively each accessory produces
Raw heat also will increase very much, in order to avoid temperature in chassis is excessively high and influencing the speed of service of host or even high temperature causes
Host " burn-up ", during use, good heat dissipation effect is that basis is also an essential function to computer housing
Energy.
Now various computer host boxes in the market are mainly to improve the heat dissipation effect of cabinet by increasing fan, cabinet
Bottom and upper end are the panel of sealing mostly, and air is mainly from the side convection current of cabinet, so that is formed in cabinet is lateral
Air-flow is unfavorable for hot-air and rises naturally to shed.
Utility model content
The purpose of this utility model is to provide a kind of computer host boxes based on longitudinal air flow path heat dissipation, on solving
The computer host box currently on the market for stating background technique proposition is mainly to improve the heat dissipation effect of cabinet by increasing fan,
The bottom and upper end of cabinet are the panel of sealing mostly, and air is mainly from the side convection current of cabinet, so that is formed in cabinet is
Lateral air-flow, is unfavorable for hot-air and rises the problem of shedding naturally.
To achieve the above object, the utility model provides the following technical solutions: it is a kind of based on longitudinal air flow path heat dissipation
Computer host box, including body, pedestal, mounting groove, bottom plate and fan, the body are internally provided with mounting rack, the machine
Body and mounting rack are fixed on the top of bottom plate, and the upper part of the internal body is equipped with fan, wherein
The inner wall of the body side is provided with fixed side panel, and fixed side panel and body are close in the two sides of the pedestal
Inner wall, the surface close to the pedestal of internal body are provided with ventilation mesh, and the susceptor surface close to fixed side panel is set
It is equipped with mounting rack, the mounting groove is arranged on the adjacent pedestal of the mounting rack, and the side of the pedestal is provided with baffle, institute
The body inner wall for stating the pedestal other side is equipped with hard disk, and the base bottom of described baffle the same side is provided with interface board, institute
It states the body inner wall above hard disk and is provided with CD-ROM drive mounting groove, seal peace on the fixed side panel and the adjacent bottom plate of body
Equipped with side plate；
The bottom plate is connected to the bottom of body and mounting rack, and the inside of the bottom plate offers through-hole, the body bottom
The four corners in portion are provided with support leg, are provided with rectangular channel between the body and bottom plate of fixed side panel；
Upper end in the body and side plate of the pedestal opposition is equipped with fan, offers inside the upper end of the body recessed
Slot, the groove are located at the two sides of fan, and the inside of the groove is mutually fixed with the bottom of expansion bracket, the expansion bracket it is another
End is connected with the bottom surface of cover board, and the cover board upper surface is provided with concave handle close to two sides.
Preferably, the pedestal is set as boring frame-shaped construction, and the upper surface of pedestal is provided with two pieces of ventilated nets
Hole, and ventilation mesh is close to chassis outer side edge.
Preferably, the mounting rack and mounting groove are close to fixed side panel inner wall, and mounting rack is parallel with fixed side panel, and
The relatively fixed side plate of mounting groove is vertical, while mounting groove is set as adjacent trench structure.
Preferably, the through-hole is set as trapezoidal, and through-hole is through the center of bottom plate, and through-hole and pedestal phase
Perforation.
Preferably, the rectangular channel, which runs through, is arranged in the ipsilateral of fixed side panel, and rectangular channel connects with pedestal.
Preferably, the fan is located at the top position of body, and there are three fan is horizontally mounted.
Preferably, the expansion bracket is made of the crossbar that middle part is connected, and perpendicular bisector pair of the expansion bracket about cover board
Title is provided with two groups.
Compared with prior art, the utility model has the beneficial effects that the computer master that should be radiated based on longitudinal air flow path
Cabinet:
1, the cabinet is provided with horizontal positioned pedestal, and pedestal is located at the intracorporal bottom of machine, and pedestal is set as hollow frame
Body structure, the upper surface of pedestal are provided with perforative ventilation mesh, mounting rack and mounting groove, so that the installation of computer main board longitudinal direction
It is different from the past to abut directly on the installation of cabinet inner wall on mounting groove, the position and direction of installation are changed, air-flow can run through
Hollow base circulates into cabinet, so that a vertical airflow channel is formed in cabinet, compared with common crossflow, because
Rise for air meeting nature is heated, improves heat dissipation, the quieter energy conservation of meeting, heat dissipation is more preferably.
2, the bottom of the cabinet is provided with rectangular channel and through-hole, and rectangular channel runs through the bottom surface of body, so that body and bottom
Form an airflow channel between plate, while being mutually communicated between rectangular channel and pedestal and through-hole, allow air directly from
Rectangular channel and through-hole enter internal body across pedestal and are discharged upwards, improve ventilation effect longitudinal in body.
3, fan is mounted on the upper end of internal body, is blown the air of internal body upwards by the fan of horizontal setting
Out, the flow velocity of internal body uprush is accelerated to improve the effect of heat dissipation to accelerate the discharge of internal body heat,
Cover board is equipped with by expansion bracket in the body above fan, expansion bracket connects so that the height of cover board passes through convenient for adjusting
The height of cover board is adjusted to improve the ventilation levels of body upper end, and then meets the needs of rapid cooling.
Detailed description of the invention
Fig. 1 is a kind of solid of computer host box based on longitudinal air flow path heat dissipation provided by the embodiment of the utility model
Structural schematic diagram；
Fig. 2 is a kind of looking up for computer host box based on longitudinal air flow path heat dissipation provided by the embodiment of the utility model
Structural schematic diagram；
Fig. 3 is a kind of left view of computer host box based on longitudinal air flow path heat dissipation provided by the embodiment of the utility model
Structural schematic diagram；
Fig. 4 is a kind of facing for computer host box based on longitudinal air flow path heat dissipation provided by the embodiment of the utility model
Structural schematic diagram.
In figure: 1, body, 2, fixed side panel, 3, pedestal, 4, ventilation mesh, 5, mounting rack, 6, mounting groove, 7, baffle, 8,
Hard disk, 9, bottom plate, 10, through-hole, 11, support leg, 12, rectangular channel, 13, interface board, 14, side plate, 15, CD-ROM drive mounting groove, 16, wind
Fan, 17, groove, 18, expansion bracket, 19, cover board, 20, concave handle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of computer based on longitudinal air flow path heat dissipation
Mainframe box, including body 1, fixed side panel 2, pedestal 3, ventilation mesh 4, mounting rack 5, mounting groove 6, baffle 7, hard disk 8, bottom plate 9,
Through-hole 10, support leg 11, rectangular channel 12, interface board 13, side plate 14, CD-ROM drive mounting groove 15, fan 16, groove 17, expansion bracket 18,
Cover board 19 and concave handle 20, the body 1 are internally provided with mounting rack 5, and the body 1 and mounting rack 5 are fixed on bottom plate 9
Top, the upper part inside the body 1 is equipped with fan 16, wherein
The inner wall of 1 side of body is provided with fixed side panel 2, and fixed side panel 2 and machine are close in the two sides of the pedestal 3
The inner wall of body 1, the pedestal 3 is set as boring frame-shaped construction, and the upper surface of pedestal 3 is provided with two pieces of ventilation mesh 4,
And ventilation mesh 4, close to 3 outer ledge of pedestal, the pedestal 3 of hollow structure is convenient for air circulation, by ventilation mesh 4 to machine
The surface of 1 internal circulation air of body, the pedestal 3 inside body 1 is provided with ventilation mesh 4, close to fixed side panel 2
3 surface of pedestal is provided with mounting rack 5, the mounting rack 5 and mounting groove 6 close to 2 inner wall of fixed side panel, and mounting rack 5 with
Fixed side panel 2 is parallel, and the relatively fixed side plate 2 of mounting groove 6 is vertical, while mounting groove 6 is set as adjacent trench structure, peace
Shelve 5 and mounting groove 6 change the mode for abutting directly on the installation of fixed side panel 2 in the past so that mounting means is more three-dimensional, and pacify
Shelve 5 and mounting groove 6 and pedestal 3 penetrate through, easily facilitate heat dissipation, the adjacent pedestal of the mounting rack 5 is arranged in the mounting groove 6
On 3, the side of the pedestal 3 is provided with baffle 7, baffle 7 can mouth open, carry out cleaning operation convenient for the inside to pedestal 3,
1 inner wall of body of 3 other side of pedestal is equipped with hard disk 8, and 3 bottom of the pedestal of described 7 the same side of baffle, which is provided with, to be connect
1 inner wall of body of oralia 13,8 top of hard disk is provided with CD-ROM drive mounting groove 15, and the fixed side panel 2 and body 1 are adjacent
Side plate 14 is sealed and installed on the bottom plate 9；
The bottom plate 9 is connected to the bottom of body 1 and mounting rack 5, and the inside of the bottom plate 9 offers through-hole 10, described
Through-hole 10 is set as trapezoidal, and through-hole 10 is through the center of bottom plate 9, and through-hole 10 connects with pedestal 3, strip
Through-hole 10 make bottom plate 9 also have draught effect so that the cabinet inside is formed there through the air stream of vertical direction from top to bottom
The heat dissipation effect of device has been turned up in logical channel, and the four corners of 1 bottom of body are provided with support leg 11, close to affixed side
Rectangular channel 12 is provided between the body 1 and bottom plate 9 of plate 2, the rectangular channel 12, which runs through, is arranged in the same of fixed side panel 2
Side, and rectangular channel 12 connects with pedestal 3, rectangular channel 12 will be separated between body 1 and bottom plate 9 to be formed an air-flow and leads to
Road, air can be entered inside pedestal 3 by rectangular channel 12, to accelerate the air circulation in body 1, improve heat dissipation effect
Fruit；
The upper end in body 1 and side plate 14 that the pedestal 3 opposes is equipped with fan 16, and the fan 16 is located at body 1
Top position, and there are three fan 16 is horizontally mounted, the fan 16 of horizontal setting quickly blows the air in body 1 outward
Out, the speed of the air circulation in body 1 is accelerated, so that the hot-air risen is quickly discharged, accelerates heat dissipation, the machine
Fluted 17 are opened up inside the upper end of body 1, the groove 17 is located at the two sides of fan 16, the inside of the groove 17 and expansion bracket
18 bottom is mutually fixed, and the expansion bracket 18 is made of the crossbar that middle part is connected, and expansion bracket 18 is about in cover board 19
Vertical line is symmetrically arranged with two groups, and cover board 19 is by the adjustable height of expansion bracket 18, to change the ventilation effect at 1 top of body
Fruit, meets the needs of rapid cooling, and the position of the corresponding fan 16 of cover board 19 is provided with ventilation mesh 4, allow hot-air by
Blowout, the other end of the expansion bracket 18 are connected with the bottom surface of cover board 19, and 19 upper surface of cover board is provided with close to two sides
Concave handle 20.
Working principle: when using the computer host box to be radiated based on longitudinal air flow path, firstly, by 14 slave of side plate
It is unloaded on body 1, mainboard and a component (being not drawn into figure) is mounted on mounting groove 6 and mounting rack 5, each component is fixed on
Determine on side plate 2, mainboard is installed along mounting groove 6, so that forming the airflow channel in a vertical direction, pedestal 3 inside body 1
It is mutually communicated with the ventilation mesh 4, mounting rack 5 and mounting groove 6 of its upper surface, while 3 bottom of pedestal and through-hole 10 and rectangular channel
It is mutually communicated between 12, air is entered in body 1 by the rectangular channel 12 of 1 bottom sides of through-hole 10 and body on bottom plate 9
Then portion passes through inside body 1 vertically upward, is discharged above body 1, will by interface board 13 after the installation for completing host
Host powers on work, and heated air is spontaneous to be risen, under the work of fan 16 outward by the hot-air inside body 1
It blows, accelerates the circulation of uprush in body 1, to improve the heat dissipation effect of the cabinet, when needing to expand 1 upper end of body
Air outlet when, pull concave handle 20 and pull up cover board 19, the height of expansion bracket 18 increases, so that cover board 19 and body
The distance between 1 increases, so that the speed for accelerating 1 inner air of body to circulate outward, improves the heat dissipation effect of the cabinet, this theory
The content being not described in detail in bright belongs to the prior art well known to professional and technical personnel in the field.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (7)
1. a kind of computer host box based on longitudinal air flow path heat dissipation, including body (1), pedestal (3), mounting groove (6), bottom plate
(9) and fan (16), it is characterised in that: the body (1) is internally provided with mounting rack (5), the body (1) and mounting rack
(5) it is fixed on the top of bottom plate (9), the internal upper part of the body (1) is equipped with fan (16), wherein
The inner wall of body (1) side is provided with fixed side panel (2), and fixed side panel (2) are close in the two sides of the pedestal (3)
The surface of the inner wall of body (1), the pedestal (3) internal close to body (1) is provided with ventilation mesh (4), close to fixed
The pedestal (3) surface of side plate (2) is provided with mounting rack (5), and mounting groove (6) setting is adjacent in the mounting rack (5)
Pedestal (3) on, the side of the pedestal (3) is provided with baffle (7), the installation of body (1) inner wall of pedestal (3) other side
Have hard disk (8), the pedestal (3) bottom of described baffle (7) the same side is provided with interface board (13), above the hard disk (8)
Body (1) inner wall be provided with CD-ROM drive mounting groove (15), on the fixed side panel (2) and the adjacent bottom plate (9) of body (1)
It is sealed and installed with side plate (14)；
The bottom plate (9) is connected to the bottom of body (1) and mounting rack (5), and the inside of the bottom plate (9) offers through-hole
(10), the four corners of body (1) bottom are provided with support leg (11), the body (1) and bottom close to fixed side panel (2)
Rectangular channel (12) are provided between plate (9)；
Upper end in the body (1) and side plate (14) of the pedestal (3) opposition is equipped with fan (16), the body (1) it is upper
End is internal to be opened up fluted (17), and the groove (17) is located at the two sides of fan (16), the inside of the groove (17) with stretch
The bottom of frame (18) is mutually fixed, and the other end of the expansion bracket (18) is connected with the bottom surface of cover board (19), the cover board (19)
Upper surface is provided with concave handle (20) close to two sides.
2. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Pedestal (3) is set as boring frame-shaped construction, and the upper surface of pedestal (3) is provided with two pieces of ventilation mesh (4), and divulges information
Mesh (4) is close to pedestal (3) outer ledge.
3. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Mounting rack (5) and mounting groove (6) are close to fixed side panel (2) inner wall, and mounting rack (5) is parallel with fixed side panel (2), and installs
Slot (6) fixes side plate (2) vertically relatively, while mounting groove (6) is set as adjacent trench structure.
4. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Through-hole (10) is set as trapezoidal, and through-hole (10) is through the center of bottom plate (9), and through-hole (10) and pedestal (3) phase
Perforation.
5. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Rectangular channel (12), which runs through, to be arranged in the ipsilateral of fixed side panel (2), and rectangular channel (12) connects with pedestal (3).
6. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Fan (16) is located at the top position of body (1), and there are three fan (16) is horizontally mounted.
7. a kind of computer host box based on longitudinal air flow path heat dissipation according to claim 1, it is characterised in that: described
Expansion bracket (18) is made of the crossbar that middle part is connected, and expansion bracket (18) is symmetrically arranged with about the perpendicular bisector of cover board (19)
Two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276994.XU CN208459944U (en) | 2018-08-09 | 2018-08-09 | A kind of computer host box based on longitudinal air flow path heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276994.XU CN208459944U (en) | 2018-08-09 | 2018-08-09 | A kind of computer host box based on longitudinal air flow path heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208459944U true CN208459944U (en) | 2019-02-01 |
Family
ID=65179676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821276994.XU Expired - Fee Related CN208459944U (en) | 2018-08-09 | 2018-08-09 | A kind of computer host box based on longitudinal air flow path heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208459944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892995A (en) * | 2019-04-02 | 2019-06-18 | 浙江蓝炬星电器有限公司 | A kind of ventilation device and its construction method for the installation of embedded steaming and baking box |
-
2018
- 2018-08-09 CN CN201821276994.XU patent/CN208459944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892995A (en) * | 2019-04-02 | 2019-06-18 | 浙江蓝炬星电器有限公司 | A kind of ventilation device and its construction method for the installation of embedded steaming and baking box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208423574U (en) | A kind of follow-on high-cooling property power distribution cabinet | |
| CN101211206A (en) | Server machine cabinet | |
| CN207882826U (en) | A kind of Multifunctional computer cabinet | |
| CN208459944U (en) | A kind of computer host box based on longitudinal air flow path heat dissipation | |
| CN209200490U (en) | A kind of heat-dissipation switch cabinet | |
| CN115164467A (en) | Embedded refrigeration equipment | |
| CN204480163U (en) | A kind of automatic temperature-controlled cooling system of CPCI or VPX framework blade server | |
| CN111295087B (en) | High-speed server heat dissipation cabinet and heat dissipation method thereof | |
| CN105979755A (en) | Electric control cabinet with radiating performance | |
| CN102375484A (en) | Server cabinet | |
| CN102375497A (en) | Server case | |
| CN209546200U (en) | Dual chamber cabinet | |
| CN109002108A (en) | Simulation paper descend slowly and lightly multi-panel stress orientable heat extraction computer host box | |
| CN212394451U (en) | Unit overhead type display cabinet with glass door body anti-dew structure | |
| CN221146918U (en) | Semiconductor refrigerator with ultra-thin embedded refrigerating system | |
| CN203518395U (en) | Refrigerator air duct and refrigerator with same | |
| CN209310060U (en) | Electromagnetic oven | |
| CN106354231A (en) | High-efficiency constant-temperature cooling case | |
| CN207378881U (en) | Electromagnetic oven | |
| CN205783649U (en) | Air conditioner casing and cabinet air conditioner | |
| CN210402245U (en) | Noise reduction case with heat dissipation air duct | |
| CN220733260U (en) | Communication rack heat dissipation dust collector | |
| CN219133895U (en) | A charging pile with noise reduction function | |
| CN114073385A (en) | Unit overhead type display cabinet with glass door body anti-dew structure | |
| CN205793922U (en) | A kind of desktop communication devices cabinet of oriented heat dissipating |
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: 20190201 |