CN209728403U - A kind of property tax IT application in management experimental teaching unit - Google Patents
A kind of property tax IT application in management experimental teaching unit Download PDFInfo
- Publication number
- CN209728403U CN209728403U CN201920888820.7U CN201920888820U CN209728403U CN 209728403 U CN209728403 U CN 209728403U CN 201920888820 U CN201920888820 U CN 201920888820U CN 209728403 U CN209728403 U CN 209728403U
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- air
- radiator
- projector
- shell
- pod
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Abstract
The utility model belongs to finance and accounting teaching technical field, in particular a kind of property tax IT application in management experimental teaching unit, including projector shell and it is mounted on the projection imaging component of the projector enclosure interior, the inside of the projector shell is equipped with air-introduced machine close to the side of the projection imaging component, and the air-introduced machine is fixedly connected with the projector shell；By installing two air-introduced machines in projection imaging component side, the pod for covering on projection imaging component external is arranged in the output end of air-introduced machine, two radiator windows of the output end connection projector housing sidewall of pod, the cold wind introduced from bottom cools down to projection imaging component, then the gas after heating is exported, since air-vent is in organism bottom, thermovent is in side, therefore can continue be that the cooling of projection imaging component provides cool ambient air, compared to the radiating mode that existing side is arranged into side, radiating efficiency, which has, to be improved.
Description
Technical field
The utility model belongs to finance and accounting teaching technical field, and in particular to a kind of property tax IT application in management experimental teaching dress
It sets.
Background technique
As information technology coverage area is more and more wider, modern enterprise management and internal control have become enterprise increasingly
The key survived and won in fierce market competition, financial management information chemical conversion are enterprise's problem to be solved, while its
Also realize that internal control objective provides more chances for enterprise, finicial administration of enterprise informationization brings the change of financial process
Change, new influence is generated to business finance internal control.
At present in the teaching Process of experiment of property tax IT application in management, it usually needs the instructional device used is exactly to project
Instrument can facilitate the switching content of courses, and audient's range is wide, therefore frequency of use is higher, but projector is during the work time, by
Light source is projected to information on curtain wall, the image if desired launched is more clear, then needs light source brighter, light by lens set
The calorific value in source also just increases, therefore projector will have good radiating condition, and existing projector mostly passes through scattered
The heat that heat fan generates inside is discharged to outside, through the radiator window of two sides, to achieve the purpose that heat dissipation, but this kind of mode
Radiating efficiency is lower.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of property tax IT application in management experiment
Instructional device has good heat dissipation effect, dust-proof, the characteristics of just cleaning.
To achieve the above object, the utility model provides the following technical solutions: a kind of property tax IT application in management experimental teaching
Device including projector shell and is mounted on the projection imaging component of the projector enclosure interior, the projector shell
Inside air-introduced machine is installed close to the side of the projection imaging component, the air-introduced machine and projector shell is fixed connects
It connects, the input terminal of the air-introduced machine is towards the bottom of the projector shell, close to the air-introduced machine on the projector shell
Input terminal offer air-inlet window, the output end of the air-introduced machine is fixed with pod, and the pod is covered on the projection
The outside of image-forming assembly, and the another both ends of the pod are fixedly attached to respectively on the inner sidewall of the projector shell, institute
The side wall for stating projector shell offers radiator window at the pod, and the bottom of the projector shell is also provided with peace
The bottom of tankage, the pod is removably connected with radiator, the fixed peace in the inside of the radiator through the mounting groove
Equipped with heat conducting pipe, the projection imaging component and air-introduced machine are electrically connected with external power supply.
Preferably, at the close radiator window and bottom of the projector shell on the lateral wall of the projector shell
Portion is equipped with Air Filter clamp rail, and the inside engaging of the Air Filter clamp rail is equipped with Air Filter, and the Air Filter is wire mesh,
And the area of the Air Filter is respectively greater than the area of the corresponding radiator window and the air-inlet window, the mounting groove.
Preferably, radiator is installed, the heat conducting pipe runs through two radiators at the top of the projector shell
Closed circuit is formed, the inside of the heat conducting pipe has heat-conducting medium.
Preferably, the pod and the radiator are aluminum material, and are had on the inner sidewall of the pod
Several diversion trenches, the diversion trench are respectively directed to two radiator windows.
Preferably, external stent, the external stent and the radiator are also equipped at the top of the projector shell
Be spirally connected fixation.
Preferably, four corners of the radiator are mounted on screw, the radiator and the projector shell
Between be spirally connected fixation by the screw, and be located at the radiator and the projector shell of the projector housing bottom
Between be also equipped with Air Filter, the Air Filter is slidably connected with the Air Filter clamp rail.
Compared with prior art, the utility model has the beneficial effects that
1, by installing two air-introduced machines in projection imaging component side, the output end of air-introduced machine is arranged one and covers on projection
Pod outside image-forming assembly, two radiator windows of the output end connection projector housing sidewall of pod, will draw from bottom
The cold wind entered cools down to projection imaging component, then exports the gas after heating, since air-vent is in organism bottom, dissipates
Hot mouth can continue be that the cooling of projection imaging component provides cool ambient air in side, compared to existing side into side
The radiating mode of row, radiating efficiency, which has, to be improved.
2, the position of the radiator window on projector shell, air-inlet window and mounting groove is provided with external Air Filter, can be with
Dust in air is filtered, and by the external installation of Air Filter, it is easy to disassemble to be cleaned, keep good air permeability.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the overlooking structure diagram of projection imaging group in the utility model；
Fig. 3 is the structural schematic diagram of radiator and Air Filter in the utility model.
In figure: 1, projector shell；11, radiator window；12, Air Filter clamp rail；13, screw；14, air-inlet window；15, it installs
Slot；2, projection imaging component；3, external stent；4, radiator；5, heat conducting pipe；6, Air Filter；7, air-introduced machine；71, pod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model is the following technical schemes are provided: a kind of property tax IT application in management experimental teaching fills
It sets, including projector shell 1 and the projection imaging component 2 being mounted on inside projector shell 1, the inside of projector shell 1
Air-introduced machine 7 is installed close to the side of projection imaging component 2, air-introduced machine 7 is fixedly connected with projector shell 1, air-introduced machine 7 it is defeated
Enter end towards the bottom of projector shell 1, the input terminal on projector shell 1 close to air-introduced machine 7 offers air-inlet window 14, air inducing
The output end of machine 7 is fixed with pod 71, and pod 71 is covered on the outside of projection imaging component 2, and another the two of pod 71
End is fixedly attached to respectively on the inner sidewall of projector shell 1, and the side wall of projector shell 1 offers scattered at pod 71
Hot window 11, the bottom of projector shell 1 are also provided with mounting groove 15, and the bottom of pod 71 is detachably connected through mounting groove 15
There is radiator 4, the inside of radiator 4 is fixedly installed with heat conducting pipe 5, and projection imaging component 2 and air-introduced machine 7 are electric with external power supply
Property connection.
In the present embodiment, the inside of projector shell 1 is equipped with air-introduced machine 7 close to the side of projection imaging component 2, passes through
It is spirally connected inside projector close to 2 side of projection imaging component and two air-introduced machines 7 is fixedly mounted, make the input terminal court of air-introduced machine 7
To the air-inlet window 14 of bottom, air-introduced machine 7 is set to pass through the air-inlet window 14 of bottom to introduce extraneous air, 7 (model of air-introduced machine
For the output end of HF50-B-12L), one pod 71 covered on outside projection imaging component 2, the output end of pod 71 are set
Two radiator windows 11 for connecting 1 side wall of projector shell, the cold wind introduced from bottom cools down to projection imaging component 2,
Then the gas after heating is exported, since air-vent is in organism bottom, thermovent can continue to be projection in side
The cooling of image-forming assembly 2 provides cool ambient air, and compared to the radiating mode that existing side is arranged into side, radiating efficiency, which has, to be improved,
And radiator 4, the heat guide radiator 4 that the pod 71 of aluminium material will be absorbed into, radiator 4 also are provided in bottom simultaneously
It is bigger with external air contact area, therefore heat dissipation effect is more preferable, and is also equipped on radiator 4 with thermally conductive Jie of self-loopa
The heat conducting pipe 5 of matter, wherein heat-conducting medium is conduction oil, and heat is shed to outside, in addition, dissipating also on projector shell 1
The position of hot window 11, air-inlet window 14 and mounting groove 15 is provided with external Air Filter 6, can carry out to the dust in air
Filter, and by the external installation of Air Filter 6, it is easy to disassemble to be cleaned, keep good air permeability.
Specifically, at the close radiator window 11 and bottom of projector shell 1 is equipped on the lateral wall of projector shell 1
The inside engaging of Air Filter clamp rail 12, Air Filter clamp rail 12 is equipped with Air Filter 6, and Air Filter 6 is wire mesh, and Air Filter 6
Area be respectively greater than the area of corresponding radiator window 11 and air-inlet window 14, mounting groove 15, pass through the heat dissipation on projector shell 1
The position of window 11, air-inlet window 14 and mounting groove 15 is provided with external Air Filter 6, can be filtered to the dust in air,
It is easy to disassemble to be cleaned and by the external installation of Air Filter 6, good air permeability is kept, and the area of Air Filter 6 is larger, energy
Enough covering via regions comprehensively, prevent dust from entering.
Specifically, the top of projector shell 1 is equipped with radiator 4, heat conducting pipe 5 forms closure through two radiators 4
Circuit, the inside of heat conducting pipe 5 have heat-conducting medium, and the heat-conducting medium inside heat conducting pipe 5 is conduction oil, and conduction oil can be dissipated at two
There is the temperature difference in hot device 4, then in the higher radiator 4 that can rise to top of temperature, temperature is lower to import lower section
In radiator 4, heat conductive circulation is formed.
Specifically, pod 71 and radiator 4 are aluminum material, and there are several water conservancy diversion on the inner sidewall of pod 71
Slot, diversion trench are respectively directed to two radiator windows 11, and the pod 71 and radiator 4 of aluminum material have good heat-conducting effect,
And diversion trench is set, hot-air can be made quickly to flow out in body, take away the heat that internal projection imaging component 2 generates.
Specifically, the top of projector shell 1 is also equipped with external stent 3, external stent 3 and radiator 4 are spirally connected fixation,
By installing external stent 3, projector can be hung and be installed, be suitable for throwing screen.
Specifically, four corners of radiator 4 are mounted on screw 13, pass through between radiator 4 and projector shell 1
Screw 13 is spirally connected fixation, and is located between the radiator 4 and projector shell 1 of 1 bottom of projector shell and is also equipped with Air Filter
6, Air Filter 6 is slidably connected with Air Filter clamp rail 12, is spirally connected and installs radiator 4, disassembly when can facilitate later period maintenance, and is radiating
It is mounted with Air Filter 6 between device 4 and projector shell 1, the dust in air can be filtered, and Air Filter 6 is external
Installation, it is easy to disassemble to be cleaned, keep good air permeability.
The working principle and process for using of the utility model: external power supply is connected, when in use, air-introduced machine 7 can pass through
The air-inlet window 14 of bottom introduces extraneous air, and the output end of air-introduced machine 7 is arranged one and covers on outside projection imaging component 2
Pod 71 cools down the cold wind introduced from bottom to projection imaging component 2, then exports the gas after heating, by
In air-vent in organism bottom, thermovent in side, therefore can continue be projection imaging component 2 cooling provide it is extraneous cold
Air, compared to the radiating mode that existing side is arranged into side, radiating efficiency, which has, to be improved, and is also provided with radiator in bottom simultaneously
4, the heat guide radiator 4 that the pod 71 of aluminium material will be absorbed into, radiator 4 and external air contact area are bigger,
Therefore heat dissipation effect is more preferable, and the heat conducting pipe 5 with self-loopa heat-conducting medium is also equipped on radiator 4, wherein heat-conducting medium
For conduction oil, heat is shed to outside, in addition, radiator window 11, air-inlet window 14 and mounting groove 15 also on projector shell 1
Position be provided with external Air Filter 6, the dust in air can be filtered, and by the external installation of Air Filter 6, it is convenient
Disassembly is cleaned, and good air permeability is kept.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of property tax IT application in management experimental teaching unit, including projector shell (1) and it is mounted on the projector shell
The internal projection imaging component (2) of body (1), it is characterised in that: the inside of the projector shell (1) is close to the projection imaging
The side of component (2) is equipped with air-introduced machine (7), and the air-introduced machine (7) is fixedly connected with the projector shell (1), described to draw
The input terminal of blower (7) is towards the bottom of the projector shell (1), close to the air-introduced machine on the projector shell (1)
(7) input terminal offers air-inlet window (14), and the output end of the air-introduced machine (7) is fixed with pod (71), the pod
(71) it is covered on the outside of the projection imaging component (2), and the another both ends of the pod (71) are fixedly attached to institute respectively
On the inner sidewall for stating projector shell (1), the side wall of the projector shell (1) offers scattered at the pod (71)
The bottom of hot window (11), the projector shell (1) is also provided with mounting groove (15), and institute is run through in the bottom of the pod (71)
It states mounting groove (15) to be removably connected with radiator (4), the inside of the radiator (4) is fixedly installed with heat conducting pipe (5), described
Projection imaging component (2) and air-introduced machine (7) are electrically connected with external power supply.
2. a kind of property tax IT application in management experimental teaching unit according to claim 1, it is characterised in that: the projector
At close the radiator window (11) and the bottom of the projector shell (1) is equipped with Air Filter on the lateral wall of shell (1)
The inside engaging of clamp rail (12), the Air Filter clamp rail (12) is equipped with Air Filter (6), and the Air Filter (6) is wire mesh,
And the area of the Air Filter (6) is respectively greater than the corresponding radiator window (11) and the air-inlet window (14), the mounting groove
(15) area.
3. a kind of property tax IT application in management experimental teaching unit according to claim 1, it is characterised in that: the projector
It being equipped at the top of shell (1) radiator (4), the heat conducting pipe (5) forms closed circuit through two radiators (4),
The inside of the heat conducting pipe (5) has heat-conducting medium.
4. a kind of property tax IT application in management experimental teaching unit according to claim 1, it is characterised in that: the pod
(71) and the radiator (4) is aluminum material, and has several diversion trenches on the inner sidewall of the pod (71), described
Diversion trench is respectively directed to two radiator windows (11).
5. a kind of property tax IT application in management experimental teaching unit according to claim 1, it is characterised in that: the projector
It is also equipped at the top of shell (1) external stent (3), the external stent (3) and the radiator (4) are spirally connected fixation.
6. a kind of property tax IT application in management experimental teaching unit according to claim 2, it is characterised in that: the radiator
(4) four corners are mounted on screw (13), by described between the radiator (4) and the projector shell (1)
Screw (13) is spirally connected fixation, and is located at the radiator (4) and the projector shell of projector shell (1) bottom
(1) it is also equipped between Air Filter (6), the Air Filter (6) is slidably connected with the Air Filter clamp rail (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888820.7U CN209728403U (en) | 2019-06-13 | 2019-06-13 | A kind of property tax IT application in management experimental teaching unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888820.7U CN209728403U (en) | 2019-06-13 | 2019-06-13 | A kind of property tax IT application in management experimental teaching unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209728403U true CN209728403U (en) | 2019-12-03 |
Family
ID=68675352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920888820.7U Expired - Fee Related CN209728403U (en) | 2019-06-13 | 2019-06-13 | A kind of property tax IT application in management experimental teaching unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209728403U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111445731A (en) * | 2020-05-18 | 2020-07-24 | 衡阳师范学院 | Computer projection arrangement for high education of long-range height |
| CN112631050A (en) * | 2020-12-24 | 2021-04-09 | 安徽优品智能科技有限公司 | Heat dissipation mechanism of projector |
-
2019
- 2019-06-13 CN CN201920888820.7U patent/CN209728403U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111445731A (en) * | 2020-05-18 | 2020-07-24 | 衡阳师范学院 | Computer projection arrangement for high education of long-range height |
| CN112631050A (en) * | 2020-12-24 | 2021-04-09 | 安徽优品智能科技有限公司 | Heat dissipation mechanism of projector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20200613 |