CN204287714U - Projection arrangement and blower module thereof - Google Patents
Projection arrangement and blower module thereof Download PDFInfo
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- CN204287714U CN204287714U CN201420833669.4U CN201420833669U CN204287714U CN 204287714 U CN204287714 U CN 204287714U CN 201420833669 U CN201420833669 U CN 201420833669U CN 204287714 U CN204287714 U CN 204287714U
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Abstract
A kind of blower module, for electronic installation.Blower module comprises fan and flow-guiding structure, and the contiguous fan of flow-guiding structure, flow-guiding structure comprises body and conducting element.Body has air current flow space, first end and the second end.First end and the second end are positioned at the opposite end in air current flow space respectively.The contiguous fan of first end also has air intake vent, and the air-flow that air intake vent can produce for fan enters air current flow space.Conducting element is arranged in body, and is adjacent to air current flow space and the second end, and conducting element and the second end form at least one air outlet.Conducting element can drain into air outlet by air-guiding, and the cross-sectional area of air intake vent is greater than the cross-sectional area of air outlet.
Description
Technical field
The utility model relates to a kind of electronic installation and blower module thereof, in particular to a kind of projection arrangement and the blower module thereof with flow-guiding structure.
Background technology
When electronic installation operates, such as projection arrangement, because the element in projection arrangement can produce heat energy, therefore also needs the component arranged in addition in order to dissipation heat energy, such as fan, heat pipe or radiating fin etc. in projection arrangement.
At present, the structure of more existing patent utilization change or increase fan increases air quantity or flow velocity that fan produces air-flow, such as No. 20120026688A1, US publication and No. 20070146645A1, US publication.But still there is the flow of complex structure and air-flow or the inapparent problem of effect of flow velocity increase in the technical characteristic of above-mentioned patent.
Utility model content
The utility model provides a kind of projection arrangement and blower module, has good heat-sinking capability.
According to the utility model one embodiment, its a kind of projection arrangement disclosed comprises projection module and blower module.Projection module comprises light source, light valve and projection lens.Light source is used for providing illuminating bundle.Light valve is used for converting illuminating bundle to image strip.Projection lens is used for converting image strip to projected light beam.Blower module is arranged near projection module, and blower module comprises fan and flow-guiding structure.Fan is in order to produce air-flow.The contiguous fan of flow-guiding structure, flow-guiding structure comprises body and conducting element.Body has air current flow space, first end and the second end.First end and the second end are positioned at the opposite end in air current flow space respectively.The contiguous fan of first end, and there is air intake vent.Air intake vent flows to into air current flow space in order to air feed.Conducting element is arranged in body, and is adjacent to air current flow space and the second end, and conducting element and the second end form at least one air outlet.Conducting element discharges air outlet in order to air-guiding, and wherein the cross-sectional area of air intake vent is greater than the cross-sectional area of air outlet.
According to another embodiment of the utility model, a kind of blower module is used for electronic installation and comprises fan and flow-guiding structure.Fan is in order to produce air-flow.The contiguous fan of flow-guiding structure, flow-guiding structure comprises body and conducting element.Body has air current flow space, first end and the second end.First end and the second end are positioned at the opposite end in air current flow space respectively.The contiguous fan of first end, and there is air intake vent.Air intake vent flows to into air current flow space in order to air feed.Conducting element is arranged in body, and is adjacent to air current flow space and the second end, and conducting element and the second end form at least one air outlet.Conducting element discharges air outlet in order to air-guiding, and wherein the cross-sectional area of air intake vent is greater than the cross-sectional area of air outlet.
In the utility model one embodiment, the shape of cross section of air outlet is annular.
In the utility model one embodiment, the longitudinal cross-section of conducting element is towards the convex globoidal of air intake vent.
In the utility model one embodiment, flow-guiding structure has the first wall, first wall is arranged at the outside of the first end of body, first wall forms with first end the first flow being communicated with air current flow space, wherein when air-flow enters air intake vent, first flow is in order to the inside of guiding outer gas stream and sequentially entering first flow and air current flow space.In one embodiment, the first wall is connected to first end.
In the utility model one embodiment, flow-guiding structure has the second wall, second wall is arranged at the outside of the second end of body and is located away from the second end, second wall and the second end form the second runner being close to air outlet, wherein when air-flow discharges air outlet, the second runner is in order to go out outside by outer gas stream through the guided inside of the second runner.
In the utility model one embodiment, flow-guiding structure also comprises baffle, baffle is adjacent to the second end of body, the longitudinal cross-section of baffle has relative inner side edge and outer side edges, inner side edge is towards air outlet and outer side edges air outlet dorsad, and inner side edge is convex arc and the length of side of inner side edge is greater than the length of side of outer side edges.
In the utility model one embodiment, flow-guiding structure also comprises drainage tube, and drainage tube is communicated with body, and in order to the air-flow entered in body is partly gone out outside through the guided inside of drainage tube.
In the utility model one embodiment, blower module also comprises cowling panel, and its fan is arranged between cowling panel and flow-guiding structure.
Based on above-mentioned, in the flow-guiding structure of the blower module of the utility model embodiment, the cross-sectional area of air intake vent is greater than the cross-sectional area of air outlet.Flow and/or the flow velocity of the air-flow that fan produces is increased further by flow-guiding structure, to promote the heat-sinking capability of blower module entirety after the blower module of the projection arrangement of the utility model embodiment produces air-flow by fan.
Accompanying drawing explanation
For of the present utility model describing can be become apparent with other object, feature, advantage and embodiment, appended the description of the drawings is as follows:
Figure 1A illustrates the schematic diagram of the projection arrangement according to the utility model one embodiment.
Figure 1B illustrates the schematic diagram of the projection arrangement according to the utility model one embodiment.
Fig. 2 illustrates blower module according to the projection arrangement of Figure 1B along the cut-open view of profile line 2-2 '.
Fig. 3 illustrates the schematic diagram of the blower module according to another embodiment of the utility model.
Fig. 4 illustrates the stereographic map of the blower module according to another embodiment of the utility model.
Fig. 5 illustrates the exploded view of the blower module according to Fig. 4.
Fig. 6 illustrates blower module according to Fig. 4 along the cut-open view of profile line 6-6 '.
Fig. 7 illustrates the stereographic map according to the utility model blower module of an embodiment again.
Fig. 8 illustrates the stereographic map according to the utility model blower module of an embodiment again.
Fig. 9 illustrates blower module according to Fig. 8 along the cut-open view of profile line 9-9 '.
Figure 10 illustrates the stereographic map according to the utility model blower module of an embodiment again.
Figure 11 illustrates the vertical view of the blower module according to Figure 10.
Figure 12 illustrates blower module according to Figure 11 along the cut-open view of profile line 12-12 '.
Embodiment
About aforementioned and other technology contents, feature and effect of the present utility model, in the following detailed description coordinated with reference to a preferred embodiment of accompanying drawing, can clearly present.The direction term mentioned in following examples such as: upper and lower, left and right, front or rear etc., is only the direction with reference to accompanying drawing.Therefore, the direction term of use is used to illustrate and is not used for limiting the utility model.
Please refer to Figure 1A, it illustrates the schematic diagram of the projection arrangement according to the utility model one embodiment.As shown in Figure 1A, the projection arrangement 10 of the present embodiment comprises projection module 100 and blower module 200.Projection module 100 comprises light source 110, light valve 120 and projection lens 130.Say further, light source 110 can provide illuminating bundle L1, and converts illuminating bundle L1 to image strip L2 via light valve 120.Next, projection lens 130 can convert image strip L2 to projected light beam L3 and be projeced in screen (not shown), to show projection image's (not shown), but is not limited thereto.
Figure 1B illustrates the schematic diagram of the projection arrangement according to the utility model one embodiment, please refer to Figure 1B, and the blower module 200 of the present embodiment is arranged near projection module 100.In the present embodiment, blower module 200 can be in close proximity to projection module 100, and blower module 200 can utilize the air-flow blowing to projection module 100 to carry out dissipation projection module 100 heat energy that projection module 100 internal heat resource produces when operating, but is not limited thereto.In other embodiments, blower module 200 also can be in close proximity to the shell (not illustrating) of projection arrangement 10, reduces the temperature of projection arrangement 10 inside by discharging/sucking air-flow.In the present embodiment, only comprise a blower module 200 in projection arrangement 10, in other embodiments, the position that can produce according to heat energy in projection arrangement 10 arranges multiple blower module 200 accordingly, but the utility model is not limited thereto.In addition, light source 110 in above-described embodiment, light valve 120 and the position set by projection lens 130 are only illustration, and blower module 200 is such as arranged between light source 110 and light valve 120, but be all not used to limit to the utility model, the disposing way that every blower module is arranged near projection module all belongs to category of the present utility model.
Fig. 2 illustrates blower module according to the projection arrangement of Figure 1B along the cut-open view of profile line 2-2 '.As shown in Figure 2, the blower module 200 of the present embodiment comprises fan 210 and flow-guiding structure 220, and flow-guiding structure 220 can increase the flow velocity of the air-flow that fan 210 produces further, and then strengthens the radiating effect of blower module 200 entirety.In the present embodiment, flow-guiding structure 220 is connected to fan 210, but is not limited thereto.In other embodiments, please refer to Fig. 3 (being detailed later), the flow-guiding structure 220 of blower module 200a also can be close to fan 210 but be not attached to fan 210, such as, keep spacing d with fan 210
1.
Please referring again to Fig. 2, the flow-guiding structure 220 of the present embodiment comprises body 230 and conducting element 240.Body 230 has air current flow space 230a, first end 232 and the second end 234, and wherein first end 232 and the second end 234 lay respectively at the opposite end of air current flow space 230a.Say further, the contiguous fan 210 of first end 232 also has air intake vent 232a, and the air-flow that air intake vent 232a can produce for fan 210 enters air current flow space 230a.In addition, conducting element 240 is arranged in body 230, and is adjacent to air current flow space 230a and the second end 234, and wherein conducting element 240 and the second end 234 form air outlet 234a, and conducting element 240 can be expelled to air outlet 234a in order to air-guiding.
Fig. 3 illustrates the schematic diagram of the blower module according to another embodiment of the utility model.The component of the blower module 200 of the embodiment described in blower module 200a and Fig. 2 of the embodiment described in Fig. 3 is roughly the same, and Main Differences is flow-guiding structure 220 and fan 210 whether assembly and connection.In other words, the flow-guiding structure 220 in Fig. 2 is connected to fan 210, and the flow-guiding structure 220 in Fig. 3 is located away from fan 210.
Referring to Fig. 2 and Fig. 3, in the present embodiment, the setting of the conducting element 240 in body 230 can make the cross-sectional area A of air intake vent 232a
1be greater than the cross-sectional area A of air outlet 234a
2.Specifically, known via bernoulli law, in the body 230 closed, the volumetric flow rate of any point is all equal.Therefore, when the cross-sectional area A of air outlet 234a
2be less than the cross-sectional area A of air intake vent 232a
1time, the flow velocity of the air-flow that the flow velocity of air-flow that air outlet 234a discharges can enter compared with air intake vent 232a is fast.That is, when the flow velocity of the air-flow that air outlet 234a discharges increases, the heat that the air-flow that air outlet 234a discharges can take away also can be more.Further, the air-flow that air outlet 234a discharges also can utilize self with viscous force drive surrounding air to produce traction air-flow, and then introduce more cooling-air, to reach better radiating effect.
As shown in Figure 3, the shape of cross section of the air outlet 234a of the present embodiment can be annular, but the utility model is not limited thereto.In other embodiments, air outlet 234a also can be monosymmetric air flue and/or slit, but is all not limited thereto.In addition, as shown in Figure 2, the longitudinal cross-section of the conducting element 240 of the present embodiment can be towards the convex globoidal of air intake vent 232a, but is not limited thereto.
In certain embodiments, near the inlet air position of fan 210, sound arrester (not shown) can be set, such as sound panel and/or sound-absorbing sponge etc., reduce the noise produced when fan 210 operates and/or when air-flow enters fan 210 by this.
It should be noted that, hereinafter about other embodiment describe in, same with the above-mentioned embodiment or similar element will be labeled the same reference numeral, and use and clearly demonstrate, and be not used to restriction the utility model.
Fig. 4 illustrates the stereographic map of the blower module according to another embodiment of the utility model.Fig. 5 illustrates the exploded view of the blower module according to Fig. 4.Fig. 6 illustrates blower module according to Fig. 4 along the cut-open view of profile line 6-6 '.As shown in Figures 4 to 6, the flow-guiding structure 220 of the present embodiment can have the first wall 250 further, first wall 250 is arranged at the outside of the first end 232 of body 230, and the first wall 250 forms with first end 232 first flow 252 being communicated with air current flow space 230a.For example, the first wall 250 can around the outside of the first end 232 of body 230, and the first flow 252 so making the first wall 250 and first end 232 be formed can be annular channel, but is not limited thereto.In the present embodiment, the first wall 250 is such as connected to first end 232, but the utility model is not limited to this.In other embodiments, the first wall 250 also can not connect first end 232 and be located away from first end 232.
In the present embodiment, when air-flow is driven by fan 210 and enters air intake vent 232a, first flow 252 can guide the inside and air current flow space 230a that outer gas stream sequentially enters first flow 252.That is, the viscous force of the air-flow entered from air intake vent 232a can drive ambient air, makes outer gas stream can flow into air current flow space 230a from first flow 252, the flow of the air-flow in body 230 is increased.In addition, the air-flow flowed into from first flow 252 also can completely cut off the noise that air-flow produces when fan 210 enters air intake vent 232a.
But, the flow-guiding structure 220 of the present embodiment also can have the second wall 260 further, second wall 260 is arranged at the outside of the second end 234 of body 230 and is located away from the second end 234, and the second wall 260 can form with the second end 234 the second runner 262 being close to air outlet 234a.For example, the second wall 260 can be arranged at the outside of the second end 234 of body 230 and be located away from the second end 234 around ground, and the second runner 262 that the second wall 260 and the second end 234 are formed can be annular channel, but is not limited thereto.
In the present embodiment, when air-flow discharges air outlet 234a, outer gas stream can be gone out outside through the guided inside of the second runner 262 by the second runner 262.That is, ambient air can be driven from the viscous force of the air-flow of air outlet 234a outflow, make outer gas stream to flow into from the second runner 262 and to collect with the air-flow that air outlet 234a flows out, to increase the flow of overall air-flow, and then promote the heat-sinking capability of blower module 200b entirety.
Further, the flow-guiding structure 220 of the present embodiment also comprises baffle 270, and baffle 270 is adjacent to the second end 234 of body 230, wherein has gap 270a between baffle 270 and the second end 234.Say further, the longitudinal cross-section of baffle 270 has relative inner side edge 272 and outer side edges 274, inner side edge 272 is towards air outlet 234a and outer side edges 274 air outlet 234a dorsad, and inner side edge 272 is convex arc, and the length of side of inner side edge 272 is greater than the length of side of outer side edges 274.Because inner side edge 272 is convex arc and the length of side of inner side edge 272 is greater than the length of side of outer side edges 274, known via bernoulli law, the flow velocity navigating on the air-flow of inner side edge 272 can faster than the flow velocity of air-flow navigating on outer side edges 274, the flow velocity of the air-flow that air outlet 234a flows out can be increased by this further, to be lifted out the heat dissipation of the air-flow that air port 234a flows out.On the other hand, the air-flow velocity flowed into from the second runner 262 also can accelerate for diversed piece 270 and promote the heat dissipation of the blower module 200b air-flow entirety of the present embodiment.In addition, outer side edges 274 also can be convex arc, but is not limited thereto.
In the present embodiment, blower module 200b also can comprise cowling panel 290, and its fan 210 is arranged between cowling panel 290 and flow-guiding structure 220.Cowling panel 290 can have fence structure 292 (please refer to Fig. 4), in order to by whole for numerous and diverse outer gas stream system laggard enter fan 210, and then increase and enter tolerance and/or the flow velocity of the air-flow of fan 210.In certain embodiments, also can have the depressed structure (not shown) of filter in cowling panel 290 in order to the dust granules of filtering external, make dust granules can not adhere to projection module 100 (please refer to Fig. 1) with air current flow and affect the running of each element of projection module 100 (please refer to Fig. 1).For example, filter depressed structure and can be air filter screen and/or electrostatic adsorption device, but be not limited thereto.
Fig. 7 illustrates the stereographic map according to the utility model blower module of an embodiment again.Please also refer to Fig. 4 and Fig. 7, the component of the blower module 200c shown in Fig. 7 is roughly the same with the component of the blower module 200b of the embodiment shown in Fig. 4, and main difference is that the flow-guiding structure 220 of the blower module 200c of the embodiment shown in Fig. 7 also comprises drainage tube 280.Drainage tube 280 is communicated with body 230, and the air-flow entered in body 230 partly can be gone out outside through the guided inside of drainage tube 280 by drainage tube 280.That is, the air-flow in body 230 is diverted to other specific position by drainage tube 280, the heat energy produced with the element near dissipation ad-hoc location.
The shape of above-mentioned flow-guiding structure is for illustrating, but the utility model does not limit the shape of the flow-guiding structure of blower module.In other embodiments, also can be designed to as Fig. 8 and Fig. 9 the complexion of the flow-guiding structure 220 of blower module 200d that illustrates, the blower module 200d that wherein Fig. 9 illustrates is along the cut-open view of profile line 9-9 ' according to the blower module 200d of Fig. 8.As can be seen from figures 8 and 9, the blower module 200d of the present embodiment comprises fan 210 and flow-guiding structure 220, and flow-guiding structure 220 can increase flow velocity and/or the flow of the air-flow that fan 210 produces further, and then strengthens the radiating effect of blower module 200 entirety.
In addition, the utility model does not limit the shape of cross section of the air outlet of the flow-guiding structure of blower module for annular yet.For example, conducting element 240 and the second end 234 of the blower module 200d of the present embodiment form multiple air outlet 234a jointly, can discharge to make air-flow from multiple air outlet 234a simultaneously.In the present embodiment, conducting element 240 is the most advanced and sophisticated Tapered Cup away from air intake vent 232a, but is not limited thereto.
Cross-sectional area due to the air intake vent 232a of the present embodiment is greater than the sum total of the cross-sectional area of all air outlet 234a, in addition, known via bernoulli law, in the body 230 closed, the volumetric flow rate of any point is all equal, therefore, when the summation of the cross-sectional area of air outlet 234a is less than the cross-sectional area of air intake vent 232a, the flow velocity of the air-flow that the flow velocity of air-flow that air outlet 234a discharges can enter compared with air intake vent 232a is fast.So, when the flow velocity of the air-flow that air outlet 234a discharges increases, the heat that the air-flow that air outlet 234a discharges can take away also can be more.Further, the air-flow that air outlet 234a discharges also can utilize self with viscous force drive surrounding air to produce traction air-flow, and then introduce more cooling-air, to reach better radiating effect.But the implementation detail about blower module 200d can, with reference to above-described embodiment, not repeat to repeat at this.
In other embodiments, also can design as Figure 10 to Figure 12 the blower module 200e that illustrates, wherein Figure 11 is the vertical view of the blower module 200e according to Figure 10, and Figure 12 is along the cut-open view of profile line 12-12 ' according to the blower module 200e of Figure 11.Specifically, the flow-guiding structure 1020 that blower module 200e comprises fan 1010 and is made up of body 1030 and conducting element, its middle tube body 1030 has air current flow space 1030a.In the present embodiment, fan 1010 is such as blower fan or turbine, and the conducting element in Figure 10 to Figure 12 can be form or other form be applicable to of conducting element 240 in above-described embodiment, with the cross-sectional area making the cross-sectional area of air intake vent 1032a be greater than air outlet 1034a, but the utility model is not limited with these examples.
Hold above-mentioned, the flow-guiding structure 1020 of the present embodiment also can have the first wall 1050 and the first flow 1052 being communicated with air current flow space 1030a further.When air-flow to flow into and when flowing out from air outlet 1034a, first flow 1052 can guide the inside and air current flow space 1030a that outer gas stream sequentially enters first flow 1052 from air intake vent 1032a.That is, enter from air intake vent 1032a and can ambient air be driven from the viscous force of the air-flow of air outlet 1034a outflow, make outer gas stream can flow into air current flow space 1030a from first flow 1052, cause the air flow rate flowing out air outlet 1034a to increase.In other embodiments, first flow 1052 also can be annular channel (not illustrating), but the utility model is not limited thereto
In addition, the flow-guiding structure 1020 of the present embodiment also can have the second wall 1060 and the second runner 1062 being close to air outlet 1034a.In the present embodiment, the second wall 1060 can be arranged at the outside of body 1030 and be located away from body 1030 around ground, and the second runner 1062 can be annular channel, but is not limited thereto.When air-flow discharges air outlet 1034a, outer gas stream can be gone out outside through the guided inside of the second runner 1062 by the second runner 1062.That is, ambient air can be driven from the viscous force of the air-flow of air outlet 1034a outflow, make outer gas stream to flow into from the second runner 1062 and to collect with the air-flow that air outlet 1034a flows out, to increase the flow of overall air-flow, and then promote the heat-sinking capability of blower module 200e entirety.
Blower module 200 in above-described embodiment, 200a, 200b, 200c, 200d, 200e are not limited to and only can be applied in projection arrangement or micro-projector, and every various electronic installation all can use the blower module in the utility model embodiment.For example, blower module also can be applicable to the imaging device such as display or camera, or can be applicable to the computer such as desktop computer (Desk Top Computer), PC, notebook computer, panel computer, maybe can apply the electronic installation such as loudspeaker arrangement, servomechanism.But, the utility model still not with these examples for restriction.
In sum, the utility model embodiment can reach following advantage or effect at least one of them.In the flow-guiding structure of the blower module of the utility model embodiment, the cross-sectional area of air intake vent is greater than the cross-sectional area of air outlet.The flow-guiding structure of the utility model embodiment can have the first wall and first flow further, and when air-flow enters air intake vent, first flow can guide the inside and air current flow space that outer gas stream sequentially enters first flow.The flow-guiding structure of the utility model embodiment can have the second wall and the second runner further, and when air-flow discharges air outlet, outer gas stream can be gone out outside through the guided inside of the second runner by the second runner.In the flow-guiding structure of the utility model embodiment, also can arrange in the second end of contiguous body further and have relative inner side edge and the baffle of outer side edges, wherein inner side edge is convex arc and the length of side of inner side edge is greater than the length of side of outer side edges.The flow-guiding structure of the utility model embodiment also can arrange the drainage tube being communicated with body further, to go out outside by entering the guided inside of air-flow at least part of in body through drainage tube.Flow and/or the flow velocity of the air-flow that fan produces is increased further by flow-guiding structure, with heat radiation ability after the blower module of the projection arrangement of the utility model embodiment produces air-flow by fan.
Although the utility model discloses as above with embodiment; but itself and be not used to limit the utility model; any those skilled in the art; not departing from spirit and scope of the present utility model; when being used for a variety of modifications and variations, therefore protection domain of the present utility model is when being as the criterion depending on accompanying those as defined in claim.Any embodiment of the present utility model or claim do not need to reach whole object disclosed by the utility model or advantage or feature in addition.In addition, summary and denomination of invention are only used to the use of auxiliary patent document retrieval, are not used for limiting interest field of the present utility model.In addition, terms such as " first " and " second " mentioned in this instructions or claims only in order to name title or the difference different range of element (element), and is not used for the quantitative upper limit of limiting element or lower limit.
[symbol description]
10: projection arrangement
100: projection module
110: light source
120: light valve
130: projection lens
200,200a, 200b, 200c, 200d, 200e: blower module
210,1010: fan
220,1020: flow-guiding structure
230,1030: body
230a, 1030a: air current flow space
232: first end
232a, 1032a: air intake vent
234: the second end
234a, 1034a: air outlet
240: conducting element
250,1050: the first walls
252,1052: first flow
260,1060: the second walls
262,1062: the second runners
270: baffle
270a: gap
272: inner side edge
274: outer side edges
280: drainage tube
290: cowling panel
292: fence structure
L1: illuminating bundle
L2: image strip
L3: projected light beam
A
1, A
2: cross-sectional area
D
1: spacing
2-2 ', 6-6 ', 9-9 ', 12-12 ': profile line.
Claims (19)
1. a projection arrangement, comprises projection module and blower module:
Described projection module comprises light source, light valve and projection lens, wherein
Described light source is used for providing illuminating bundle;
Described light valve is used for converting described illuminating bundle to image strip; And
Described projection lens is used for converting described image strip to projected light beam;
And
Described blower module is arranged near described projection module, and comprises fan and flow-guiding structure, wherein
Described fan is in order to produce air-flow; And
The contiguous described fan of described flow-guiding structure, and comprise body and conducting element, wherein
Described body has air current flow space, first end and the second end, described first end and described the second end are positioned at the opposite end in described air current flow space respectively, the contiguous described fan of described first end also has air intake vent, and described air intake vent enters described air current flow space with for described air-flow; And
Described conducting element is arranged in described body, and be adjacent to described air current flow space and described the second end, described conducting element and described the second end form at least one air outlet, described conducting element discharges described air outlet in order to guide described air-flow, and the cross-sectional area of wherein said air intake vent is greater than the cross-sectional area of described air outlet.
2. projection arrangement as claimed in claim 1, is characterized in that, the shape of cross section of described air outlet is annular.
3. projection arrangement as claimed in claim 1, it is characterized in that, the longitudinal cross-section of described conducting element is towards the convex globoidal of described air intake vent.
4. projection arrangement as claimed in claim 1, it is characterized in that, described flow-guiding structure has the first wall, described first wall is arranged at the outside of the described first end of described body, described first wall forms with described first end the first flow being communicated with described air current flow space, wherein when described air-flow enters described air intake vent, described first flow is in order to the inside of guiding outer gas stream and sequentially entering described first flow and described air current flow space.
5. projection arrangement as claimed in claim 4, it is characterized in that, described first wall is connected to described first end.
6. projection arrangement as claimed in claim 1, it is characterized in that, described flow-guiding structure has the second wall, described second wall is arranged at the outside of the described the second end of described body and is located away from described the second end, described second wall and described the second end form the second runner being close to described air outlet, wherein when described air-flow discharges described air outlet, described second runner is in order to go out outside by outer gas stream through the guided inside of described second runner.
7. projection arrangement as claimed in claim 1, it is characterized in that, described flow-guiding structure also comprises baffle, described baffle is adjacent to the described the second end of described body, the longitudinal cross-section of described baffle has relative inner side edge and outer side edges, described inner side edge is towards described air outlet and described outer side edges described air outlet dorsad, and described inner side edge is convex arc and the length of side of described inner side edge is greater than the length of side of described outer side edges.
8. projection arrangement as claimed in claim 1, it is characterized in that, described flow-guiding structure also comprises drainage tube, and described drainage tube is communicated with described body, in order to the described air-flow entered in described body is partly gone out outside through the guided inside of described drainage tube.
9. projection arrangement as claimed in claim 1, it is characterized in that, described blower module also comprises cowling panel, and wherein said fan is arranged between described cowling panel and described flow-guiding structure.
10. a blower module, for electronic installation, described blower module comprises fan and flow-guiding structure:
Described fan is in order to produce air-flow; And
The contiguous described fan of described flow-guiding structure, and comprise body and conducting element, wherein
Described body has air current flow space, first end and the second end, described first end and described the second end are positioned at the opposite end in described air current flow space respectively, the contiguous described fan of described first end also has air intake vent, and described air intake vent enters described air current flow space with for described air-flow; And
Described conducting element is arranged in described body, and be adjacent to described air current flow space and described the second end, described conducting element and described the second end form at least one air outlet, described conducting element discharges described air outlet in order to guide described air-flow, and the cross-sectional area of wherein said air intake vent is greater than the cross-sectional area of described air outlet.
11. blower modules as claimed in claim 10, is characterized in that, the shape of cross section of described air outlet is annular.
12. blower modules as claimed in claim 10, is characterized in that, the longitudinal cross-section of described conducting element is towards the convex globoidal of described air intake vent.
13. blower modules as claimed in claim 10, it is characterized in that, described flow-guiding structure has the first wall, described first wall is arranged at the outside of the described first end of described body, described first wall forms with described first end the first flow being communicated with described air current flow space, wherein when described air-flow enters described air intake vent, described first flow is in order to the inside of guiding outer gas stream and sequentially entering described first flow and described air current flow space.
14. blower modules as claimed in claim 13, it is characterized in that, described first wall is connected to described first end.
15. blower modules as claimed in claim 10, it is characterized in that, described flow-guiding structure has the second wall, described second wall is arranged at the outside of the described the second end of described body and is located away from described the second end, described second wall and described the second end form the second runner being close to described air outlet, wherein when described air-flow discharges described air outlet, described second runner is in order to go out outside by outer gas stream through the guided inside of described second runner.
16. blower modules as claimed in claim 10, it is characterized in that, described flow-guiding structure also comprises baffle, described baffle is adjacent to the described the second end of described body, the longitudinal cross-section of described baffle has relative inner side edge and outer side edges, described inner side edge is towards described air outlet and described outer side edges described air outlet dorsad, and described inner side edge is convex arc and the length of side of described inner side edge is greater than the length of side of described outer side edges.
17. blower modules as claimed in claim 10, it is characterized in that, described flow-guiding structure also comprises drainage tube, and described drainage tube is communicated with described body, in order to the described air-flow entered in described body is partly gone out outside through the guided inside of described drainage tube.
18. blower modules as claimed in claim 10, it is characterized in that, also comprise cowling panel, wherein said fan is arranged between described cowling panel and described flow-guiding structure.
19. blower modules as claimed in claim 10, it is characterized in that, described electronic installation is imaging device, projection arrangement, servomechanism, computer or loudspeaker arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833669.4U CN204287714U (en) | 2014-12-25 | 2014-12-25 | Projection arrangement and blower module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833669.4U CN204287714U (en) | 2014-12-25 | 2014-12-25 | Projection arrangement and blower module thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204287714U true CN204287714U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420833669.4U Expired - Fee Related CN204287714U (en) | 2014-12-25 | 2014-12-25 | Projection arrangement and blower module thereof |
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| CN (1) | CN204287714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426053A (en) * | 2017-08-31 | 2019-03-05 | 中强光电股份有限公司 | Projector and light source module |
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2014
- 2014-12-25 CN CN201420833669.4U patent/CN204287714U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426053A (en) * | 2017-08-31 | 2019-03-05 | 中强光电股份有限公司 | Projector and light source module |
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