CN104375597B - Server - Google Patents
Server Download PDFInfo
- Publication number
- CN104375597B CN104375597B CN201410690789.8A CN201410690789A CN104375597B CN 104375597 B CN104375597 B CN 104375597B CN 201410690789 A CN201410690789 A CN 201410690789A CN 104375597 B CN104375597 B CN 104375597B
- Authority
- CN
- China
- Prior art keywords
- fans
- main frame
- board component
- frame board
- side 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.)
- Active
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
-
- 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
-
- 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
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
-
- 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
Abstract
The present invention provides a kind of server and includes a casing, multiple main frames board component and multiple fans.Casing includes a bottom plate, one first side plate and one second side plate.First side plate and the second side plate are connected to the opposite sides edge of bottom plate.Bottom plate, the first side plate and the second side plate surround out an accommodation space jointly.These main frame board components are arranged in accommodation space down to few double-deck arrangement mode, and are slideably installed in casing.These fans are located in accommodation space, and positioned at the same side of these main frame board components.At least part fan keeps different spacing with bottom plate.
Description
Technical field
The present invention relates to a kind of server, more particularly to a kind of server of the fan group with different level height.
Background technology
Compared to personal computer (such as：Desktop computer, mobile computer ... etc.), server computer, which possesses, to be had
More powerful operational capability, simultaneously as server computer applies to the fields such as business, financial or even meteorology, military affairs mostly,
The requirement of its reliability and stability is more confidential than individual calculus higher.Therefore server computer is in the design of software and hardware,
Can be more harsh than personal computer.
For 2U servers, 2U servers have the radiator fan of double-layer mainframe plate and respective hosts plate.These main frames
Plate is slidingly disposed in casing and beneficial to the assembly and disassembly of motherboard, these radiator fans come pair to produce radiating airflow
These motherboards are radiated.When there is a wherein motherboard to occur problem in server, in order to allow the main frame of remaining no problem
Plate can continue to service consumer.Maintenance personal does not turn off whole server typically, and during server is operated, directly
Take over and change problematic motherboard.However, in the replacement process of motherboard, because the motherboard of damage is pulled out casing and breaking
It is broken the airflow field of casing internal script so that the radiating airflow produced by these fans easily concentrates the master flowed through and be pulled out originally
The position of the storage of machine plate.Consequently, it is possible to which these fans dissipate can not then play original radiating to the motherboard of remaining no problem
Ability, and then the risk for causing the operating temperature of remaining motherboard to raise and there is component to damage.
The content of the invention
It is an object of the invention to provide a kind of server, use and allow the motherboard in damage to be pulled out casing and destroy
During the airflow field of casing internal script, these fans can also play the heat-sinking capability of original motherboard to remaining no problem, enter
And avoid the problem of operating temperature of remaining motherboard raises and has the risk that component is damaged.
In order to solve the above technical problems, the present invention provides a kind of server, a casing, multiple main frames board component and many are included
Individual fan.Casing includes a bottom plate, one first side plate and one second side plate.First side plate and the second side plate are connected to bottom plate
Opposite sides edge.Bottom plate, the first side plate and the second side plate surround out an accommodation space jointly.These main frame board components are down to less
Double-deck arrangement mode is arranged in accommodation space, and is slideably installed in casing.These fans are located in accommodation space, and
Positioned at the same side of these main frame board components.At least part fan keeps different spacing with bottom plate.
Server according to disclosed by the invention described above, because these fans are located at the same side of these main frame board components,
These fans keep different spacing (being arranged along " V " font, or inverted " v " shape arrangement) with bottom plate so that these first fans
The height for protruding from the root edge of the 3rd main frame board component is different, and protrudes from the 3rd main frame board component with these second fans
The height of root edge is different, therefore when at least a main frame board component is pulled out casing, the air-flow produced by these fans can be accommodating
Flow-disturbing is formed in space, to force the air-flow produced by these fans is dispersible to flow through each main frame board component, and then can be significantly
Lift heat-sinking capability of the radiating airflow produced by these fans for remaining main frame board component.
The explanation system of explanation and implementation below above with respect to present invention is to demonstrate with explaining the present invention's
Principle, and provide the present invention patent claim further explain.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the server according to first embodiment of the invention.
Fig. 2 is the schematic rear view of the 1st figure.
Fig. 3 takes out the schematic perspective view of a wherein main frame board component for the server of the 1st figure.
Fig. 4 is the schematic rear view of the 3rd figure.
Fig. 5 is the schematic perspective view of the server according to second embodiment of the invention.
Fig. 6 is the schematic rear view of the 5th figure.
Embodiment
Server proposed by the present invention is described in further detail below in conjunction with the drawings and specific embodiments.According to following
Illustrate and claims, advantages and features of the invention will become apparent from.It should be noted that, accompanying drawing is using very simplified shape
Formula and use non-accurately ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
Refer to Fig. 1 and Fig. 2.Fig. 1 is the schematic perspective view of the server according to first embodiment of the invention.Fig. 2
For Fig. 1 schematic rear view.
The server 10 of the present embodiment includes a casing 100, multiple main frames board component 200 and multiple fans 300.
Casing 100 includes a bottom plate 110, one first side plate 120 and one second side plate 130.First side plate 120 and the second side
Plate 130 is connected to the opposite sides edge of bottom plate 110.Bottom plate 110, the first side plate 120 and the second side plate 130 are surrounded out jointly
One accommodation space 140.
These main frame board components 200 are arranged in accommodation space 140 with least double-deck arrangement mode, and are slideably filled
Located at casing 100.Specifically, wherein these main frame board components 200 include one first main frame board component 210, one second main frame
Board component 220, one the 3rd main frame board component 230 and one the 4th main frame board component 240.First main frame board component 210 and the second master
Machine board component 220 is located at the top of bottom plate 110 in the way of horizontal Tile.3rd main frame board component 230 and the 4th main frame board component
240 are located at the first main frame board component 210 and the top of the second main frame board component 220 in the way of horizontal Tile, to make the first main frame
Board component 210, the second main frame board component 220, the 3rd main frame board component 230 and the 4th main frame board component 240 multiply two row with two
Row mode is in accommodation space 140.In addition, the 3rd main frame board component 230 and the 4th main frame board component 240 have respectively it is close
The root edge 231,241 of bottom plate 110.
In the present embodiment, each main frame board component 200 is slippingly installed in casing 100 with passing through carrier.But
It is not limited thereto, in other embodiments, each main frame board component 200 can also be not through carrier and directly be screwed
On casing 100.
In addition, the quantity of the main frame board component 200 of the present embodiment and be not used to limitation the present invention, in other embodiments,
The quantity of main frame board component 200 can also be six, and be for example located at two arrangement modes for multiplying three in accommodation space 140.
These fans 300 are located in accommodation space 140, and positioned at the same side of these main frame board components 200.In addition, this
The shaft parallel of a little fans 300 is in bottom plate 110.These fans 300 include multiple first fans 310 and multiple second fans 320.
These first fans 310 are arranged from the first side plate 120 towards the direction of the second side plate 130, and these first fans 310 and bottom plate
Spacing between 110 is successively decreased at neighbouring first side plate 120 towards the direction away from the first side plate 120.
Specifically, as shown in Fig. 2 the quantity of these the first fans 310 is three.It is most adjacent in three the first fans 310
The first fan 310 and the bottom plate 110 of nearly first side plate 120 keep one first space D 1, secondary neighbouring the first fan 310 and bottom plate
110 keep one second space D 2, and the first fan 310 and the bottom plate 110 farthest away from the first side plate 120 keep one the 3rd space D 3.
Also, the first space D 1 is more than the second space D 2, and the second space D 2 is more than the 3rd space D 3, makes these the second fans 320
The height for protruding from the root edge 231 of the 3rd main frame board component 230 is different.
These second fans 320 are arranged from the second side plate 130 towards the direction of the first side plate 120, and these second fans 320
Spacing between bottom plate 110 is successively decreased at neighbouring second side plate 130 towards the direction away from the second side plate 130.
Specifically, as shown in Fig. 2 the quantity of these the second fans 320 is three.It is most adjacent in three the second fans 320
The second fan 320 and the bottom plate 110 of nearly second side plate 130 keep one the 4th space D 4, secondary neighbouring the second fan 320 and bottom plate
110 keep one the 5th space D 5, and the second fan 320 and the bottom plate 110 farthest away from the second side plate 130 keep one the 6th space D 6.
Also, the 4th space D 4 is more than the 5th space D 5, and the 5th space D 5 is more than the 6th space D 6, makes these the second fans 320
The height for protruding from the root edge 231 of the 3rd main frame board component 230 is different.Consequently, it is possible to these fans 300 about in English alphabet "
V " fonts are arranged in the top of bottom plate 110.
In addition, in these first fans 310 and these second fans 320, the first adjacent fan 310 and the second fan
320 are separated and making between adjacent the first fan 310 and the second fan 320 has a reason space of lines 400.Manage space of lines 400 just
In being installed with the transmission line (in figure for show) that is connected to each main frame board component 200.
Refer to Fig. 3 and Fig. 4.Fig. 3 takes out the schematic perspective view of a wherein main frame board component for Fig. 1 server.4 figures are
Fig. 3 schematic rear view.
As shown in Figure 3 and Figure 4, when needing to change the 4th main frame board component 240, user need to be by the 4th main frame board component
240 detach from casing 100.After being pulled out due to the 4th main frame board component 240, it is installed with originally at the 4th main frame board component 240
Windage, which can be less than, is installed with windage at remaining main frame board component 210,220,230, therefore ought to, these fans 300 are produced when operating
Raw radiating airflow largely can all concentrate from windage that lower ground side (position of the 4th main frame board component 240 originally) is flowed through
(direction as indicated by along arrow a), cause produce these fans 300 produced by radiating airflow for remaining main frame board component
210th, the problem of 220,230 heat-sinking capability declines.However, because these fans 300 of the present embodiment are about in English alphabet " V "
Font is arranged in the top of bottom plate 110, therefore after the 4th main frame board component 240 is pulled out, the air-flow meeting produced by these fans 300
Flow-disturbing is formed in accommodation space 140, to force the air-flow produced by these fans 300 is dispersible to flow through each main frame board component
200, and then the radiating airflow produced by these fans 300 can be substantially improved for remaining main frame board component 210,220,230
Heat-sinking capability.
Refer to Fig. 5 and Fig. 6.Fig. 5 is the schematic perspective view of the server according to second embodiment of the invention.Fig. 6
For Fig. 5 schematic rear view.
The server 10 of the present embodiment includes a casing 100, multiple main frames board component 200 and multiple fans 300.
Casing 100 includes a bottom plate 110, one first side plate 120 and one second side plate 130.First side plate 120 and the second side
Plate 130 is connected to the opposite sides edge of bottom plate 110.Bottom plate 110, the first side plate 120 and the second side plate 130 are surrounded out jointly
One accommodation space 140.
These main frame board components 200 are arranged in accommodation space 140 with least double-deck arrangement mode, and are slideably filled
Located at casing 100.Specifically, wherein these main frame board components 200 include one first main frame board component 210, one second main frame
Board component 220, one the 3rd main frame board component 230 and one the 4th main frame board component 240.First main frame board component 210 and the second master
Machine board component 220 is located at the top of bottom plate 110 in the way of horizontal Tile.3rd main frame board component 230 and the 4th main frame board component
240 are located at the first main frame board component 210 and the top of the second main frame board component 220 in the way of horizontal Tile, to make the first main frame
Board component 210, the second main frame board component 220, the 3rd main frame board component 230 and the 4th main frame board component 240 multiply two row with two
Row mode is in accommodation space 140.
In the present embodiment, each main frame board component 200 is slippingly installed in the chute of casing 100 to pass through carrier
In (not shown).But it is not limited thereto, in other embodiments, each main frame board component 200 can also be not through carrying
Disk and be directly screwed on casing 100.
In addition, the quantity of the main frame board component 200 of the present embodiment and be not used to limitation the present invention, in other embodiments,
The quantity of main frame board component 200 can also be six, and be for example located at two arrangement modes for multiplying three in accommodation space 140.
These fans 300 are located in accommodation space 140, and positioned at the same side of these main frame board components 200.These fans
300 include multiple first fans 310 and multiple second fans 320.These first fans 310 are from the first side plate 120 towards the second side
The direction arrangement of plate 130, and spacing between these first fans 310 and bottom plate 110 at neighbouring first side plate 120 towards away from the
The direction of side plate 120 is incremented by.
Specifically, as shown in fig. 6, the quantity of these the first fans 310 is three.It is most adjacent in three the first fans 310
The first fan 310 and the bottom plate 110 of nearly first side plate 120 keep one the 7th space D 7, secondary neighbouring the first fan 310 and bottom plate
110 keep one the 8th space D 8, and the first fan 310 and the bottom plate 110 farthest away from the first side plate 120 keep one the 9th space D 9.
Also, the 7th space D 7 is less than the 8th space D 8, and the 8th space D 8 is less than the 9th space D 9, makes these the second fans 320
The height for protruding from the root edge 231 of the 3rd main frame board component 230 is different.
These second fans 320 are arranged from the second side plate 130 towards the direction of the first side plate 120, and these second fans 320
Spacing between bottom plate 110 is successively decreased at neighbouring second side plate 130 towards the direction away from the second side plate 130.
Specifically, as shown in fig. 6, the quantity of these the second fans 320 is three.It is most adjacent in three the second fans 320
The second fan 320 and the bottom plate 110 of nearly second side plate 130 keep 1 the tenth space D 10, secondary the second neighbouring fan 320 and bottom
Plate 110 keeps 1 the 11st space D 11, and the second fan 320 and the bottom plate 110 farthest away from the second side plate 130 keep 1 the 12nd
Space D 12.Also, the tenth space D 10 is less than the 11st space D 11, and the 11st space D 11 is less than the 12nd space D 12,
Make the height for the root edge that these second fans 320 protrude from the 3rd main frame board component 230 different.Consequently, it is possible to these fans 300
About the top of bottom plate 110 is arranged in English alphabet inverted " v " shape.
Because these fans 300 of the present embodiment are about arranged in the top of bottom plate 110 in English alphabet inverted " v " shape, therefore work as
After 4th main frame board component 240 is pulled out, the air-flow produced by these fans 300 can form flow-disturbing in accommodation space 140, with
Air-flow produced by forcing these fans 300 is dispersible to flow through each main frame board component 200, and then these fans can be substantially improved
The heat-sinking capability of radiating airflow produced by 300 for remaining main frame board component 210,220,230.
Server according to disclosed by the invention described above, because these fans are located at the same side of these main frame board components,
These fans keep different spacing (being arranged along " V " font, or inverted " v " shape arrangement) with bottom plate so that these first fans
The height for protruding from the root edge of the 3rd main frame board component is different, and protrudes from the 3rd main frame board component with these second fans
The height of root edge is different, therefore when at least a main frame board component is pulled out casing, the air-flow produced by these fans can be accommodating
Flow-disturbing is formed in space, to force the air-flow produced by these fans is dispersible to flow through each main frame board component, and then can be significantly
Lift heat-sinking capability of the radiating airflow produced by these fans for remaining main frame board component.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (8)
1. a kind of server, it is characterised in that including：
One casing, comprising a bottom plate, one first side plate and one second side plate, first side plate is connected to second side plate
The opposite sides edge of the bottom plate, the bottom plate, first side plate and second side plate surround out an accommodation space jointly；
Multiple main frames board component, is arranged in the accommodation space, and be slideably installed in this with least double-deck arrangement mode
Casing；And
Multiple fans, in the accommodation space, and positioned at the same side of those main frame board components, those fans are protected with the bottom plate
Hold different spacing；
Wherein, those main frame board components include one first main frame board component, one second main frame board component, one the 3rd main frame board component
And one the 4th main frame board component, the first main frame board component is located at the bottom with the second main frame board component in the way of horizontal Tile
Above plate, the 3rd main frame board component is located at the first main frame board component with the 4th main frame board component in the way of horizontal Tile
With the second main frame board component above, to make the first main frame board component, the second main frame board component, the 3rd main frame board component
And the 4th main frame board component multiply two arrangement modes in the accommodation space with two.
2. server as claimed in claim 1, it is characterised in that those fans include multiple first fans and multiple second wind
Fan, those first fans from first side plate towards second side plate direction arrangement, and between those first fans and the bottom plate it
Spacing is successively decreased at neighbouring first side plate towards the direction away from first side plate, those second fans from second side plate towards this
The direction arrangement of first side plate, and spacing between those second fans and the bottom plate at neighbouring second side plate towards away from this
Successively decrease in the direction of two side plates.
3. server as claimed in claim 2, it is characterised in that adjacent in those first fans and those second fans
First fan and second fan are separated and making between adjacent first fan and second fan has a reason space of lines,
To be installed with the transmission line for being connected to each main frame board component.
4. server as claimed in claim 3, it is characterised in that the 3rd main frame board component and the 4th main frame board component are each
With a root edge, the root edge has identical height level, and those first fans and those second fans protrude from the 3rd main frame
The root edge of board component, and those first fans and those second fans protrude from the height of the root edge of the 3rd main frame board component
Degree is different.
5. server as claimed in claim 1, it is characterised in that those fans include multiple first fans and multiple second wind
Fan, those first fans from first side plate towards second side plate direction arrangement, and between those first fans and the bottom plate it
Spacing is incremented by neighbouring first side plate towards the direction away from first side plate, those second fans from second side plate towards this
The direction arrangement of first side plate, and spacing between those second fans and the bottom plate at neighbouring second side plate towards away from this
The direction of two side plates is incremented by.
6. server as claimed in claim 5, it is characterised in that adjacent in those first fans and those second fans
First fan and second fan are separated and making between adjacent first fan and second fan has a reason space of lines,
To be installed with the transmission line for being connected to each main frame board component.
7. server as claimed in claim 6, it is characterised in that the 3rd main frame board component and the 4th main frame board component are each
With a root edge, the root edge has identical height level, and those first fans and those second fans protrude from the 3rd main frame
The root edge of board component, and those first fans and those second fans protrude from the height of the root edge of the 3rd main frame board component
Degree is different.
8. server as claimed in claim 1, it is characterised in that those fans are tube-axial fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410690789.8A CN104375597B (en) | 2014-11-25 | 2014-11-25 | Server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410690789.8A CN104375597B (en) | 2014-11-25 | 2014-11-25 | Server |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104375597A CN104375597A (en) | 2015-02-25 |
| CN104375597B true CN104375597B (en) | 2017-09-19 |
Family
ID=52554581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410690789.8A Active CN104375597B (en) | 2014-11-25 | 2014-11-25 | Server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104375597B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9699942B1 (en) * | 2016-06-15 | 2017-07-04 | Quanta Computer Inc. | Serviceable fan sled in a component carrier |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM261738U (en) * | 2004-09-09 | 2005-04-11 | Tatung Co | Computer server |
| CN101639706A (en) * | 2008-07-31 | 2010-02-03 | 英业达股份有限公司 | Motherboard module array |
| US8045328B1 (en) * | 2010-05-04 | 2011-10-25 | Chenbro Micom Co., Ltd. | Server and cooler moduel arrangement |
| CN102541154A (en) * | 2010-12-08 | 2012-07-04 | 鸿富锦精密工业（深圳）有限公司 | Rack type server |
| CN102800462A (en) * | 2011-05-23 | 2012-11-28 | 苏州沃能电力设备有限公司 | Heat radiation device applied in dry type transformer |
-
2014
- 2014-11-25 CN CN201410690789.8A patent/CN104375597B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM261738U (en) * | 2004-09-09 | 2005-04-11 | Tatung Co | Computer server |
| CN101639706A (en) * | 2008-07-31 | 2010-02-03 | 英业达股份有限公司 | Motherboard module array |
| US8045328B1 (en) * | 2010-05-04 | 2011-10-25 | Chenbro Micom Co., Ltd. | Server and cooler moduel arrangement |
| CN102541154A (en) * | 2010-12-08 | 2012-07-04 | 鸿富锦精密工业（深圳）有限公司 | Rack type server |
| CN102800462A (en) * | 2011-05-23 | 2012-11-28 | 苏州沃能电力设备有限公司 | Heat radiation device applied in dry type transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104375597A (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8665590B2 (en) | Server rack | |
| US8295051B2 (en) | Computer system with backplane | |
| US7042734B2 (en) | Multi-slot CompactPCI blade assembly | |
| US20140016265A1 (en) | High-density server aggregating external wires for server modules | |
| CN104360718A (en) | Server | |
| CN102759956A (en) | Server backboard and server | |
| US20140085805A1 (en) | Storage serve | |
| US10200309B2 (en) | Two-headed switch including a drive bay for fabric-attached devices | |
| CN102478949A (en) | Server | |
| US20070230113A1 (en) | Rackmount server with fans installed next to a side of a housing | |
| CN108874711B (en) | Hard disk backboard system with optimized heat dissipation | |
| US8964386B2 (en) | Server system | |
| CN104375597B (en) | Server | |
| CN210776571U (en) | Redundant power AI server architecture | |
| US10381761B2 (en) | Add-on processing unit with I/O connectors | |
| CN102478901A (en) | Server | |
| US10051764B1 (en) | Electronic equipment chassis having storage devices and other modules configured for front-access removability | |
| CN107219897A (en) | Hard disc module, chassis component and server apparatus | |
| CN103809704A (en) | Hard disk module and server | |
| CN207557813U (en) | A kind of more hard disk servers based on 2U cabinets | |
| US8233275B2 (en) | Combination grill and computer add-in-card retention structure | |
| CN206584295U (en) | Computer host | |
| CN102681602A (en) | Storage server | |
| US9386722B2 (en) | Server | |
| CN205620854U (en) | Motherboard assembly and server |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |