CN107979961A - Circuit board - Google Patents
Circuit board Download PDFInfo
- Publication number
- CN107979961A CN107979961A CN201711419844.XA CN201711419844A CN107979961A CN 107979961 A CN107979961 A CN 107979961A CN 201711419844 A CN201711419844 A CN 201711419844A CN 107979961 A CN107979961 A CN 107979961A
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- Prior art keywords
- circuit board
- rotating shaft
- sparse region
- control unit
- speed value
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- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 22
- 230000017525 heat dissipation Effects 0.000 abstract description 20
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000005764 inhibitory process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of circuit board, is related to circuit board technology field, and main purpose is so that on veneer that the air quantity of device sparse region and device close quarters adjusts heat dissipation effect that is more convenient, and improving device on circuit board.The present invention main technical schemes be：This kind of circuit board includes circuit board body and windage regulating device, and circuit board body has device sparse region, and windage regulating device includes detection unit, for detecting the air speed value of device sparse region；Adjusting mechanism, is arranged at circuit board body and is located at device sparse region, the windage for adjusting means sparse region；Control unit, is connected with detection unit and adjusting mechanism respectively, for receiving air speed value, and judge when air speed value is more than preset value, the windage of mechanism increase device sparse region is controlled to adjust, when air speed value is less than preset value, controls to adjust the windage that mechanism reduces device sparse region.Present invention is mainly used for the heat dissipation effect for improving device on circuit board.
Description
Technical field
The present invention relates to circuit board technology field, more particularly to a kind of circuit board.
Background technology
With the continuous development of electronic technology, electronic equipment has become people's work, the indispensable instrument of living and studying.
Electronic equipment includes circuit board, and layout has various so that electronic equipment realizes the device of corresponding function on circuit board
Part, and radiated by fan for each device, due to the demand of trace signal of each device etc. on circuit board, in list
, can be intensive there are local device on veneer when plate is laid out, the sparse situation of local device；Because the wind that fan distributes is intended to flow to
The small region of windage, and the sparse region windage of device is small on veneer, so that the region air quantity for causing device sparse is big, and device
Intensive region air quantity is small, this is unfavorable for the heat dissipation of device close quarters.In the prior art, the device usually on veneer is sparse
Region sets baffle to increase the windage of device sparse region, so as to stop more distinguished and admirable inflow device sparse region, and then makes
Part is distinguished and admirable can flow into device close quarters, to realize the heat dissipation purpose of device close quarters.
But the mode to radiate in the prior art to circuit board components close quarters is, it is necessary to manually dilute according to device
The air quantity wind speed for dredging region sets the structure type of baffle, to ensure the air quantity of device close quarters, complicated；Moreover,
It is substantially no distinguished and admirable on rear side of plate washer when rotation speed of the fan is relatively low or stalls, cause the device of device sparse region to produce excess temperature, from
And cause the heat dissipation effect of device on circuit board poor.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of circuit board, and main purpose is so that device sparse region on veneer
Heat dissipation effect that is more convenient, and improving device on circuit board is adjusted with the air quantity of device close quarters.
To reach above-mentioned purpose, present invention generally provides following technical solution：
An embodiment of the present invention provides a kind of circuit board, including circuit board body and windage regulating device, the circuit board
Body has device sparse region, and the windage regulating device includes：
Detection unit, for detecting the air speed value of the device sparse region；
Adjusting mechanism, the adjusting mechanism are arranged at the circuit board body and are located at the device sparse region, be used for
Adjust the windage of the device sparse region；
Control unit, described control unit is connected with the detection unit and the adjusting mechanism respectively, for receiving
Air speed value is stated, and is judged when the air speed value is more than preset value, controls the adjusting mechanism to increase the device sparse region
Windage, when the air speed value is less than the preset value, control the adjusting mechanism to reduce the wind of the device sparse region
Resistance.
Specifically, the adjusting mechanism includes rollable choke plate, is arranged at the first rotating shaft of the circuit board body
And the first drive division being connected with the first rotating shaft, one end of the choke plate are connected with the first rotating shaft；
When the air speed value is less than preset value, described control unit controls described first turn of the first drive division driving
Axis is rotated in the first direction using its axis as axis, the choke plate is wound in the first rotating shaft；
When the air speed value is more than preset value, described control unit controls described first turn of the first drive division driving
Axis is rotated in a second direction using its axis as axis, the choke plate is deployed in the first rotating shaft；
The first direction is opposite with the second direction.
Specifically, the adjusting mechanism further includes the stent for being arranged at the circuit board body, and the first rotating shaft is set
In the stent, the stent includes opposite two side walls, and the opposite inner face of two side walls is respectively arranged with first
Sliding slot and the second sliding slot, the first sliding groove and second sliding slot are positioned opposite；
The other end both sides of the choke plate are slidably connected in the first sliding groove and second sliding slot respectively.
Specifically, the stent has first end close to the circuit board body and the away from the circuit board body
Two ends, when the first rotating shaft is arranged at the first end：
First through hole is provided with the circuit board body, the stent is located at the position of the first through hole；
The first rotating shaft and the stent are located at the opposite sides of the circuit board body, and the first rotating shaft respectively
It is connected by the first through hole with the first end.
Specifically, the first rotating shaft includes housing and the first rotating shaft body being arranged in the housing；
One end of the choke plate is connected with the first rotating shaft body, and described control unit controls first drive division
Drive the first rotating shaft body to be rotated in the first direction using its axis as axis, the choke plate is wound in described first
Shaft body；
There is accommodating space between the housing and the first rotating shaft body, be provided with the housing and housed with described
Second through hole of space connection, the accommodating space can accommodate the choke plate being wound on the first rotating shaft body, and
The other end of the choke plate is pierced by from second through hole.
Specifically, the adjusting mechanism include be arranged at the circuit board body the first framework, be arranged side by side and
Multiple second shafts and the second drive division being rotatably arranged in first framework, are each set in second shaft
There is choke bar, multiple second shafts are connected with second drive division；
When the air speed value is less than preset value, described control unit controls second drive division driving multiple described the
Two shafts are rotated using its axis as axis and along third direction, make angle of the choke bar relative to first framework
Increase；
When the air speed value is more than preset value, described control unit controls second drive division driving multiple described the
Two shafts are rotated using its axis as axis and along fourth direction, make angle of the choke bar relative to first framework
Reduce；
The third direction is opposite with the fourth direction.
Specifically, the adjusting mechanism includes being arranged at the second framework of the circuit board body, is arranged side by side and slides
The first door body and the second door body that are arranged in the second framework and respectively with first door body and second door body
3rd drive division of connection；
When the air speed value is less than preset value, described control unit controls described first of the 3rd drive division driving
Body and the second door body relative separation；
When the air speed value is more than preset value, described control unit controls described first of the 3rd drive division driving
Body and second door body are drawn close relatively.
Specifically, the detection unit is air velocity transducer, the air velocity transducer be arranged at the circuit board body and
Positioned at the device sparse region.
Specifically, described control unit plate in order to control.
By above-mentioned technical proposal, circuit board of the present invention at least has the advantages that：
In circuit board provided in an embodiment of the present invention, the detection unit of windage regulating device can be with detection circuit plate body
The air speed value of device sparse region, control unit can receive the air speed value, and can interpolate that the big of the air speed value and preset value
It is small, when control unit judges that the air speed value is more than preset value, then it represents that device sparse region air quantity is larger, control unit meeting
The windage of automatic control and adjustment mechanism increase device sparse region, to reduce the air quantity for flowing into device sparse region, increases device
The air quantity of close quarters, so as to ensure that the heat dissipation effect of device on circuit board；When control unit judges that the air speed value is less than
During preset value, then it represents that device sparse region air quantity is smaller, and control unit can automatic control and adjustment mechanism reduction device rarefaction
The windage in domain, the air quantity of device sparse region is flowed into increase, so as to ensure that the heat dissipation effect of device sparse region device.With
The prior art is compared, the windage of device sparse region on technical solution auto-adjusting circuit plate provided in an embodiment of the present invention, real
Show and managed wind direction and air quantity automatically according to radiating requirements, it is simple to operate, while also ensure that dissipating for device on circuit board
Thermal effect.
Brief description of the drawings
Fig. 1 is the structure diagram of windage regulating device in a kind of circuit board provided in an embodiment of the present invention；
Fig. 2 is structure diagram of the first circuit board provided in an embodiment of the present invention at the first visual angle；
Fig. 3 is structure diagram of the first circuit board provided in an embodiment of the present invention at the second visual angle；
Fig. 4 is the structure diagram of second of circuit board provided in an embodiment of the present invention；
Fig. 5 is the structure diagram of first rotating shaft in Fig. 2, Fig. 3 or Fig. 4；
Fig. 6 is the structure diagram of the third circuit board provided in an embodiment of the present invention；
Fig. 7 is the structure diagram of the 4th kind of circuit board provided in an embodiment of the present invention.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Attached drawing and preferred embodiment, carry out the embodiment of the circuit board of the present patent application, structure, feature and its effect detailed
Explanation.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or
Special characteristic, structure or feature in multiple embodiments can be combined by any suitable form.
As shown in Figure 1, and with reference to figure 2, Fig. 4, Fig. 6 and Fig. 7, an embodiment of the present invention provides a kind of circuit board, including electricity
Road plate body 1 and windage regulating device, circuit board body 1 have device sparse region, and windage regulating device includes detection unit
2, for detecting the air speed value of device sparse region；Adjusting mechanism 3, the adjusting mechanism 3 are arranged at circuit board body 1 and are located at device
Part sparse region, the windage for adjusting means sparse region；Control unit 4, the control unit 4 respectively with detection unit 2 and
Adjusting mechanism 3 connects, and for receiving air speed value, and judges when air speed value is more than preset value, controls to adjust mechanism 3 and increases device
The windage of sparse region, when air speed value is less than preset value, controls to adjust the windage that mechanism 3 reduces device sparse region.
The present embodiment is specifically described below by the operation principle of the circuit board.The adjusting machine of windage regulating device
Structure 3 can be positioned opposite with the outlet air surface of fan, and when the wind speed of fan is higher, control unit 4 can judge the institute of detection unit 2
The air speed value of the device sparse region of detection is more than preset value, and automatic control and adjustment mechanism 3 increases the wind of device sparse region
Resistance, since the windage of device sparse region increases so that major part that fan is sent is distinguished and admirable to be flowed to around device sparse region
Device close quarters, fraction is distinguished and admirable to flow to device sparse region, so as to improve the air quantity and wind speed of device close quarters, protects
The heat dissipation effect of device close quarters is demonstrate,proved；When the wind speed of fan is relatively low or stalls, control unit 4 can judge that detection is single
The air speed value for the device sparse region that member 2 is detected is less than preset value, and automatic control and adjustment mechanism 3 reduces device sparse region
Windage, since the windage of device sparse region reduces so that what fan was sent smaller distinguished and admirable can flow to device sparse region
And close quarters, it equally ensure that the heat dissipation effect of device sparse region and close quarters.Wherein, the preset value can root
Depending on the wind speed needed for the heat dissipation of device close quarters.
In circuit board provided in an embodiment of the present invention, the detection unit of windage regulating device can be with detection circuit plate body
The air speed value of device sparse region, control unit can receive the air speed value, and can interpolate that the big of the air speed value and preset value
It is small, when control unit judges that the air speed value is more than preset value, then it represents that device sparse region air quantity is larger, control unit meeting
The windage of automatic control and adjustment mechanism increase device sparse region, to reduce the air quantity for flowing into device sparse region, increases device
The air quantity of close quarters, so as to ensure that the heat dissipation effect of device on circuit board；When control unit judges that the air speed value is less than
During preset value, then it represents that device sparse region air quantity is smaller, and control unit can automatic control and adjustment mechanism reduction device rarefaction
The windage in domain, the air quantity of device sparse region is flowed into increase, so as to ensure that the heat dissipation effect of device sparse region device.With
The prior art is compared, the windage of device sparse region on technical solution auto-adjusting circuit plate provided in an embodiment of the present invention, real
Show and managed wind direction and air quantity automatically according to radiating requirements, it is simple to operate, while also ensure that dissipating for device on circuit board
Thermal effect.
Wherein, the structure type of adjusting mechanism 3 has a variety of, as long as can realize increase or reduce device in circuit board body 1
The windage of part sparse region, referring to Fig. 2 or Fig. 4, in one embodiment, adjusting mechanism 3 can be include it is rollable
Choke plate 5, the first rotating shaft 6 for being arranged at circuit board body 1 and the first drive division for being connected with first rotating shaft 6 (do not show in figure
Go out), one end of choke plate 5 is connected with first rotating shaft 6；When air speed value is less than preset value, control unit 4 controls the first drive division
Driving first rotating shaft 6 is rotated in the first direction using its axis as axis, choke plate 5 is wound in first rotating shaft 6；Work as air speed value
During more than preset value, control unit 4 controls the first drive division driving first rotating shaft 6 to be turned in a second direction using its axis as axis
It is dynamic, choke plate 5 is deployed in first rotating shaft 6；First direction is opposite with second direction.Specifically implement when, when control unit 4 from
Dynamic control the first drive division driving first rotating shaft 6 is rotated in a second direction, so that when choke plate 5 is unfolded, choke plate 5 can be with wind
The outlet air surface of fan is opposite, since choke plate 5 is to distinguished and admirable inhibition, increases the windage of device sparse region so that fan
The major part that sends is distinguished and admirable to flow to device close quarters around device sparse region, and fraction is distinguished and admirable to flow to device rarefaction
Domain, so as to improve the air quantity and wind speed of device close quarters, ensure that the heat dissipation effect of device close quarters；Work as control unit
4, which automatically control the first drive division driving first rotating shaft 6, is rotated in a first direction so that and choke plate 5 is wrapped in first rotating shaft 6,
At this time, choke plate 5 is reduced to distinguished and admirable inhibition, so as to reduce the windage of device sparse region so that fan is sent
It is smaller it is distinguished and admirable can flow to device sparse region and close quarters, equally ensure that dissipating for device sparse region and close quarters
Thermal effect.Specifically, choke plate 5 can be by being made with some strength and rollable any materials, and the first drive division can
Think motor.
It is unfolded for the ease of choke plate 5 or is wound in first rotating shaft 6, referring to Fig. 2 or Fig. 4 and combines Fig. 3, adjusting mechanism 3
The stent 7 for being arranged at circuit board body 1 is further included, first rotating shaft 6 is arranged at stent 7, which includes two opposite sides
Wall, the opposite inner face of two side walls are respectively arranged with 71 and second sliding slot 72 of the first sliding groove, which slides
Groove 72 is positioned opposite；The other end both sides of choke plate 5 are slidably connected in 71 and second sliding slot 72 of the first sliding groove respectively.Passing through will
5 other end both sides of choke plate are slidably connected with 71 and second sliding slot 72 of the first sliding groove respectively, on the one hand, so that stent 7 is choke
Expansion action or the winding action of plate 5 provide guiding role, so that expansion that choke plate 5 can be stablized or rolling；It is another
Aspect, after the expansion of choke plate 5, because its both sides is plugged in 71 and second sliding slot 72 of the first sliding groove so that the position of choke plate 5
It is fixed, so that can preferably to hinder fan to send distinguished and admirable for choke plate 5, and then preferably play increase device and wash one's face and rinse one's mouth area
The purpose of domain windage.
It should be noted that can include two kinds of embodiments in above-described embodiment, the first is：Referring to Fig. 4, first rotating shaft
6 be arranged on the upper end of stent 7, that is, is arranged on one end away from circuit board body 1 on stent 7, choke plate 5 is according to from bottom to top
Direction is wound in first rotating shaft 6, and is deployed in first rotating shaft 6 according to direction from the top down；It is for second：Referring to Fig. 2,
One shaft 6 is arranged on the bottom of stent 7, that is, is arranged on stent 7 close to one end of circuit board body 1, choke plate 5 is according to from upper
Downwardly direction is wound in first rotating shaft 6, and is deployed in first rotating shaft 6 according to direction from bottom to top.Either it is above-mentioned which
Kind embodiment, can realize increase or reduce the purpose of device sparse region windage.
Specifically, stent 7 has the first end close to circuit board body 1 and the second end away from circuit board body 1, when the
When one shaft 6 is arranged at first end, that is, when being arranged on the bottom of stent 7, referring to Fig. 3 and Fig. 2, circuit board body 1 are combined
On be provided with first through hole 11, stent 7 is located at the position of first through hole 11；First rotating shaft 6 and stent 7 are located at circuit board respectively
The opposite sides of body 1, and first rotating shaft 6 is connected by first through hole 11 with first end.That is, when using above-mentioned second
During kind embodiment, first rotating shaft 6 can be located at 1 upper bracket 7 of circuit board body by the first through hole 11 of circuit board body 1
Opposite side, so, i.e., does not influence winding action or expansion action of the choke plate 5 in first rotating shaft 6 and stent 7, and make
Obtaining first rotating shaft 6 will not cause to interfere to the device of circuit board body 1, easy to the layout of device in circuit board body 1.Wherein,
The shape and size size of first through hole 11 can be depending on the shape and size size of first rotating shaft 6.
Specifically, referring to Fig. 5 and Fig. 2 or Fig. 4 is combined, first rotating shaft 6 includes housing 61 and be arranged in housing 61 the
One shaft body 62；One end of choke plate 5 is connected with first rotating shaft body 62, and first rotating shaft body 62 is rotatably arranged in branch
On frame 7, control unit 4 controls the first drive division driving first rotating shaft body 62 to be turned in the first direction using its axis as axis
It is dynamic, choke plate 5 is wound in first rotating shaft body 62；There is accommodating space 63, shell between housing 61 and first rotating shaft body 62
The second through hole 611 connected with accommodating space 63 is provided with body 61, accommodating space 63 can accommodate and be wound in first rotating shaft body
Choke plate 5 on 62, and the other end of choke plate 5 is pierced by from the second through hole 611.Held by being set in the inside of first rotating shaft 6
63 between emptying, and the second through hole 611 connected with the accommodating space 63 is set on housing 61 so that choke plate 5 can pass through
First through hole 11 is wound on first rotating shaft body 62, and is contained in accommodating space 63, rather than it is naked be exposed on the external, realize
Protective effect to choke plate 5, and improve the aesthetics of the circuit board.
In an alternative embodiment, adjusting mechanism 3 is not limited to above-mentioned structure type, in this embodiment, referring to
Fig. 6, adjusting mechanism 3 can include being arranged at the first framework 8 of circuit board body 1, be arranged side by side and be rotatablely arranged at
81 and second drive division (not shown) of multiple second shafts in first framework 8, is provided with each second shaft 81
Choke bar 811, multiple second shafts 81 are connected with the second drive division；When air speed value is less than preset value, control unit 4 controls
Second drive division drives multiple second shafts 81 to be rotated using its axis as axis and along third direction, makes 811 phase of choke bar
Increase for the angle of the first framework 8；When air speed value is less than preset value, control unit 4 controls the driving of the second drive division multiple
Second shaft 81 is rotated using its axis as axis and along fourth direction, makes angle of the choke bar 811 relative to the first framework 8
Reduce；Third direction is opposite with fourth direction.Specifically when implementing, the first framework 8 can be opposite with the outlet air surface of fan, works as control
Unit 4 processed automatically controls the second drive division and drives the second shaft 81 to be rotated along fourth direction so that choke bar 811 is relative to first
When the angle of framework 8 reduces, since multiple choke bars 811 are to distinguished and admirable inhibition, the wind of device sparse region is increased
Resistance so that major part that fan is sent is distinguished and admirable to flow to device close quarters around device sparse region, the distinguished and admirable flow direction of fraction
Device sparse region, so as to improve the air quantity and wind speed of device close quarters, ensure that the heat dissipation effect of device close quarters；
When control unit 4 automatically control the second drive division drive the second shaft 81 rotated along third direction so that choke bar 811 relative to
The angle of first framework 8 increases, and at this time, choke bar 811 is reduced to distinguished and admirable inhibition, so that it is sparse to reduce device
The windage in region so that fan send it is smaller it is distinguished and admirable can flow to device sparse region and close quarters, equally ensure that device
Part sparse region and the heat dissipation effect of close quarters.Specifically, the number of choke bar 811 can be according to the area of fan outlet air surface
Depending on size, and the second drive division can be the multiple motors being connected respectively with multiple second shafts 81.
In another alternative embodiment, adjusting mechanism 3 is not limited to above-mentioned structure type, in this embodiment, ginseng
See Fig. 7, adjusting mechanism 3 can include being arranged at the second framework 9 of circuit board body 1, be arranged side by side and be slideably positioned in second
The first door body 91 and the second door body 92 in framework 9 and the 3rd driving being connected respectively with the first door body 91 and the second door body 92
Portion's (not shown)；When air speed value is less than preset value, control unit 4 controls the 3rd drive division to drive the first door body 91 and the
Two door body, 92 relative separation；When air speed value is less than preset value, control unit 4 controls the 3rd drive division driving 91 He of the first door body
Second door body 92 is drawn close relatively.Specifically implement when, second framework 9 can be opposite with the outlet air surface of fan, when control unit 4 from
When the 3rd drive division of dynamic control the first door body 91 of driving and the second door body 92 are drawn close relatively so that the first door body 91 and the second door body
Gap width between 92 reduces, and since the first door body 91 and the second door body 92 are to distinguished and admirable inhibition, it is dilute to increase device
Dredge the windage in region so that major part that fan is sent is distinguished and admirable to flow to device close quarters around device sparse region, small portion
It is point distinguished and admirable to flow to device sparse region, so as to improve the air quantity and wind speed of device close quarters, it ensure that device close quarters
Heat dissipation effect；When control unit 4, which automatically controls the 3rd drive division, drives the first door body 91 and the second 92 relative separation of door body,
So that the gap width increase between the first door body 91 and the second door body 92, at this time, the first door body 91 and the second door body 92 reduce
To distinguished and admirable inhibition, so as to reduce the windage of device sparse region so that what fan was sent smaller distinguished and admirable can flow
To device sparse region and close quarters, the heat dissipation effect of device sparse region and close quarters equally ensure that.Specifically, may be used
To set slideway in the madial wall of second framework 9, while set in the first door body 91 and 92 outer edge of the second door body and slided with slideway
The sliding block of dynamic connection, so that the first door body 91 and the second door body 92 can slidably reciprocate in second framework 9, realizes and opens
Or closure.And the 3rd drive division can drive the 92 opposite slip of the first door body 91 and the second door body using any type of
Structure type, it is for instance possible to use two hydraulic cylinders being connected respectively with the first door body 91 and the second door body 92 etc..
In another alternative embodiment, adjusting mechanism 3 is not limited to above-mentioned structure type, in this embodiment, adjusts
Section mechanism 3 can include being arranged at the 3rd framework of circuit board body 1, the 3rd door body being slideably positioned in the 3rd framework and
The fourth drive part being connected with the 3rd door body, the 3rd framework have a close side opposite with the 3rd door body, and the close side can be with
It is construed to：When the 3rd door body is to when closing Slideslip or being abutted with close side, then it represents that the 3rd framework is closed, when the 3rd door body
During away from closing Slideslip, then it represents that the 3rd framework is opened；When air speed value is less than preset value, the control of control unit 4 the 4th
Drive division drives the 3rd door body away from close side；When air speed value is more than preset value, control unit 4 controls fourth drive part driving
3rd door body is drawn close to the close side.Specifically when implementing, the 3rd framework can be opposite with the outlet air surface of fan, when control is single
Member 4 automatically control fourth drive part drive the 3rd door body to close side draw close when so that the seam between the 3rd door body and close side
Gap width reduces, and since the 3rd door body is to distinguished and admirable inhibition, increases the windage of device sparse region so that fan is sent
Major part it is distinguished and admirable around device sparse region and flow to device close quarters, fraction is distinguished and admirable to flow to device sparse region, from
And the air quantity and wind speed of device close quarters are improved, it ensure that the heat dissipation effect of device close quarters；When control unit 4 is automatic
When controlling fourth drive part the 3rd door body of driving away from close side so that the gap width between the 3rd door body and close side increases
Greatly, at this time, the 3rd door body is reduced to distinguished and admirable inhibition, so as to reduce the windage of device sparse region so that fan
Send it is smaller it is distinguished and admirable can flow to device sparse region and close quarters, equally ensure that device sparse region and close quarters
Heat dissipation effect.Specifically, slideway can be set in the madial wall of the 3rd framework, while sets and slide in the outer wall of the 3rd door body
The sliding block that road is slidably connected, so that the 3rd door body can slidably reciprocate between the 3rd framework, realizes and opens or close.
And fourth drive part can use any type of structure type that the 3rd door body can be driven to slide, it is for instance possible to use with
3rd door body connection liquid cylinder pressure etc..
Specifically, detection unit 2 can be air velocity transducer, and air velocity transducer is arranged at circuit board body 1 and is located at device
Part sparse region, meanwhile, which can be located at the side of the remote fan of adjusting mechanism 3；And control unit 4 can be with
Plate in order to control.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of circuit board, it is characterised in that including circuit board body and windage regulating device, the circuit board body has device
Part sparse region, the windage regulating device include：
Detection unit, for detecting the air speed value of the device sparse region；
Adjusting mechanism, the adjusting mechanism is arranged at the circuit board body and is located at the device sparse region, for adjusting
The windage of the device sparse region；
Control unit, described control unit are connected with the detection unit and the adjusting mechanism respectively, for receiving the wind
Speed value, and judge the wind for when the air speed value is more than preset value, controlling the adjusting mechanism to increase the device sparse region
Resistance, when the air speed value is less than the preset value, controls the adjusting mechanism to reduce the windage of the device sparse region.
2. circuit board according to claim 1, it is characterised in that
The adjusting mechanism includes rollable choke plate, the first rotating shaft for being arranged at the circuit board body and with described the
First drive division of one shaft connection, one end of the choke plate is connected with the first rotating shaft；
When the air speed value is less than preset value, described control unit control first drive division drive the first rotating shaft with
Its axis is rotated in the first direction for axis, the choke plate is wound in the first rotating shaft；
When the air speed value is more than preset value, described control unit control first drive division drive the first rotating shaft with
Its axis is rotated in a second direction for axis, the choke plate is deployed in the first rotating shaft；
The first direction is opposite with the second direction.
3. circuit board according to claim 2, it is characterised in that
The adjusting mechanism further includes the stent for being arranged at the circuit board body, and the first rotating shaft is arranged at the stent,
The stent includes opposite two side walls, and the opposite inner face of two side walls is respectively arranged with the first sliding groove and second and slides
Groove, the first sliding groove and second sliding slot are positioned opposite；
The other end both sides of the choke plate are slidably connected in the first sliding groove and second sliding slot respectively.
4. circuit board according to claim 3, it is characterised in that
The stent has the first end close to the circuit board body and the second end away from the circuit board body, when described
When first rotating shaft is arranged at the first end：
First through hole is provided with the circuit board body, the stent is located at the position of the first through hole；
The first rotating shaft and the stent are located at the opposite sides of the circuit board body respectively, and the first rotating shaft passes through
The first through hole is connected with the first end.
5. circuit board according to any one of claim 2 to 4, it is characterised in that
The first rotating shaft includes housing and the first rotating shaft body being arranged in the housing；
One end of the choke plate is connected with the first rotating shaft body, and described control unit controls the first drive division driving
The first rotating shaft body is rotated in the first direction using its axis as axis, the choke plate is wound in the first rotating shaft
Body；
There is accommodating space between the housing and the first rotating shaft body, be provided with the housing and the accommodating space
Second through hole of connection, the accommodating space can accommodate the choke plate being wound on the first rotating shaft body, and described
The other end of choke plate is pierced by from second through hole.
6. circuit board according to claim 1, it is characterised in that
The adjusting mechanism includes being arranged at the first framework of the circuit board body, is arranged side by side and is rotatablely arranged at
Multiple second shafts and the second drive division in first framework, are each provided with choke bar in second shaft, more
A second shaft is connected with second drive division；
When the air speed value is less than preset value, described control unit controls multiple described second turns of the second drive division driving
Axis is rotated using its axis as axis and along third direction, the choke bar is increased relative to the angle of first framework
Greatly；
When the air speed value is more than preset value, described control unit controls multiple described second turns of the second drive division driving
Axis is rotated using its axis as axis and along fourth direction, the choke bar is subtracted relative to the angle of first framework
It is small；
The third direction is opposite with the fourth direction.
7. circuit board according to claim 1, it is characterised in that
The adjusting mechanism includes being arranged at the second framework of the circuit board body, is arranged side by side and is slideably positioned in described the
The first door body and the second door body in two frameworks and what is be connected respectively with first door body and second door body the 3rd drive
Dynamic portion；
When the air speed value is less than preset value, described control unit control the 3rd drive division drive first door body and
The second door body relative separation；
When the air speed value is more than preset value, described control unit control the 3rd drive division drive first door body and
Second door body is opposite to draw close.
8. according to the circuit board any one of Claims 1-4,6 or 7, it is characterised in that
The detection unit is air velocity transducer, and the air velocity transducer is arranged at the circuit board body and is located at the device
Sparse region.
9. according to the circuit board any one of Claims 1-4,6 or 7, it is characterised in that
Described control unit plate in order to control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419844.XA CN107979961A (en) | 2017-12-25 | 2017-12-25 | Circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419844.XA CN107979961A (en) | 2017-12-25 | 2017-12-25 | Circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107979961A true CN107979961A (en) | 2018-05-01 |
Family
ID=62007689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711419844.XA Pending CN107979961A (en) | 2017-12-25 | 2017-12-25 | Circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107979961A (en) |
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| CN102562462A (en) * | 2012-02-20 | 2012-07-11 | 河南科技大学 | Active stall adjusting device of high-power three-halberd perpendicular shaft wind wheel |
| CN103092290A (en) * | 2011-10-28 | 2013-05-08 | 鸿富锦精密工业（深圳）有限公司 | Cooling system |
| CN203327454U (en) * | 2013-04-24 | 2013-12-04 | 杭州华三通信技术有限公司 | Air channel isolating device |
| CN203984861U (en) * | 2014-07-21 | 2014-12-03 | 深圳市兴森快捷电路科技股份有限公司 | A kind of wind direction, the air distribution assembly that windage is adjustable |
| CN105974152A (en) * | 2016-05-06 | 2016-09-28 | 东南大学 | Air speed ball integration system |
| CN106524382A (en) * | 2016-12-20 | 2017-03-22 | 晋江市意翔环保科技有限公司 | Vent pipe capable of automatically controlling air amount |
| KR20170097418A (en) * | 2016-02-18 | 2017-08-28 | 금오공과대학교 산학협력단 | Smart fan for automatically control the wind speed and direction by sensor |
| CN207612525U (en) * | 2017-12-25 | 2018-07-13 | 北京比特大陆科技有限公司 | Circuit board |
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2017
- 2017-12-25 CN CN201711419844.XA patent/CN107979961A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103092290A (en) * | 2011-10-28 | 2013-05-08 | 鸿富锦精密工业（深圳）有限公司 | Cooling system |
| CN102562462A (en) * | 2012-02-20 | 2012-07-11 | 河南科技大学 | Active stall adjusting device of high-power three-halberd perpendicular shaft wind wheel |
| CN203327454U (en) * | 2013-04-24 | 2013-12-04 | 杭州华三通信技术有限公司 | Air channel isolating device |
| CN203984861U (en) * | 2014-07-21 | 2014-12-03 | 深圳市兴森快捷电路科技股份有限公司 | A kind of wind direction, the air distribution assembly that windage is adjustable |
| KR20170097418A (en) * | 2016-02-18 | 2017-08-28 | 금오공과대학교 산학협력단 | Smart fan for automatically control the wind speed and direction by sensor |
| CN105974152A (en) * | 2016-05-06 | 2016-09-28 | 东南大学 | Air speed ball integration system |
| CN106524382A (en) * | 2016-12-20 | 2017-03-22 | 晋江市意翔环保科技有限公司 | Vent pipe capable of automatically controlling air amount |
| CN207612525U (en) * | 2017-12-25 | 2018-07-13 | 北京比特大陆科技有限公司 | Circuit board |
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