CN216956647U - Projector heat dissipation device - Google Patents
Projector heat dissipation device Download PDFInfo
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- CN216956647U CN216956647U CN202123425212.9U CN202123425212U CN216956647U CN 216956647 U CN216956647 U CN 216956647U CN 202123425212 U CN202123425212 U CN 202123425212U CN 216956647 U CN216956647 U CN 216956647U
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Abstract
The utility model belongs to the technical field of projectors, in particular to a projector heat dissipation device, which aims at the problems that most of projector heat dissipation devices in the prior art are arranged in a projector body, the heat dissipation effect of the projector is limited due to the limited volume of the projector, heat is easy to accumulate, ideal heat dissipation on the projector cannot be achieved, and normal operation of the projector is affected due to heat accumulation, the projector heat dissipation device comprises a heat dissipation tube and a projector body, the projector body is arranged in the heat dissipation tube, a partition plate is arranged in the heat dissipation tube, two support columns are fixedly connected to the top of the partition plate, the top ends of the two support columns are both contacted with the bottom of the projector body, and two heat dissipation assemblies are arranged in the heat dissipation tube, the radiating effect is improved, the structural design is reasonable and ingenious, and the practicability is strong.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to a projector heat dissipation device.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. A projector is an optical instrument that magnifies the contour of a workpiece using an optical element and projects it onto a screen. It can be used for profile measurement by transmitted light, and also can be used for measuring the surface shape of a blind hole and observing the surface of a part by reflected light. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes. When the projector works for a long time, the temperature of the projector body can rise, if the projector body is not cooled in time, the normal operation of the projector body can be influenced, the service life of the projector body is shortened, and even internal elements can be damaged.
At present, most of existing projector heat dissipation devices are arranged in a projector body, the size of the heat dissipation device is limited due to the limitation of the size of the projector, the heat dissipation effect of the projector is limited, heat accumulation is easy to cause, ideal heat dissipation of the projector cannot be achieved, and normal operation of the projector can be influenced. Therefore, we propose a heat sink for projector.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the projector heat dissipation device in the prior art is mostly arranged in a projector body, the heat dissipation effect of the projector is limited due to the limited size of the heat dissipation device due to the limited size of the projector, heat is easy to accumulate, ideal heat dissipation of the projector cannot be achieved, and normal operation of the projector is affected.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a projector heat dissipation device comprises a heat dissipation tube and a projector body, wherein the projector body is arranged inside the heat dissipation tube, a partition plate is arranged inside the heat dissipation tube, two support columns are fixedly connected to the top of the partition plate, the top ends of the two support columns are both contacted with the bottom of the projector body, two heat dissipation assemblies are arranged inside the heat dissipation tube, the ends, close to each other, of the two heat dissipation assemblies are respectively contacted with the left side and the right side of the projector body, through holes are respectively formed in the inner wall of the left side and the inner wall of the right side of the heat dissipation tube, the ends, far away from each other, of the two heat dissipation assemblies respectively penetrate through the two through holes and extend to the outside of the heat dissipation tube, sliding shafts are respectively and fixedly connected to the left side and the right side of the heat dissipation tube, four sliding shafts are respectively sleeved with a sleeve in a sliding manner, one side, close to each other, of the two sleeves positioned on the same side is respectively fixedly connected with the top and the bottom of the heat dissipation assembly positioned on the same side, all the four sliding shafts are sleeved with reset springs, one ends of the reset springs are fixedly connected to the corresponding sliding shafts, the other ends of the reset springs are fixedly connected to the corresponding sleeves, one side, away from each other, of each of the two heat dissipation assemblies is fixedly connected with a pull rod, the top of each partition plate is slidably connected with two fans, a transmission mechanism is arranged on the inner wall of the top of each heat dissipation tube, and the transmission mechanism is connected with the two fans respectively.
Preferably, the mounting hole has been seted up on the top inner wall of cooling tube, and the inside of mounting hole is provided with the radiator-grid, can improve the radiating effect of projector body through setting up the radiator-grid.
Preferably, the transmission mechanism comprises a driving motor, two U-shaped frames, two lantern rings, a push rod and a pulling rod, the driving motor is fixedly connected to the inner wall of the bottom of the radiating pipe, the bottom of the U-shaped frame below is fixedly connected to the output shaft of the driving motor, the top of the U-shaped frame above is rotatably connected to the bottom of the partition plate, one side of the two U-shaped frames close to each other is fixedly connected, the lantern rings are rotatably sleeved on the U-shaped frames corresponding to the U-shaped frames, the left end of the push rod is fixedly connected to the right side of the lantern ring above, the left end of the pulling rod is fixedly connected to the right side of the lantern ring below, the top of the push rod is connected to the bottom of the fan on the left side, the top of the pulling rod is connected to the bottom of the fan on the right side, the bottom of the pulling rod is slidably connected to the inner wall of the bottom of the radiating pipe, and the transmission between the driving motor and the two fans is realized, the two fans are driven to approach or move away from each other.
Preferably, the bottom fixedly connected with slide bar of pulling pole, the spout has been seted up on the bottom inner wall of cooling tube, the bottom sliding connection of slide bar is in the spout, through the spacing cooperation of the slip between slide bar and the spout, can make the removal of pulling pole more stable.
Preferably, the right side fixedly connected with auxiliary spring of slide bar, auxiliary spring's right-hand member fixed connection can assist the pulling pole to remove to the right side through setting up auxiliary spring on the right side inner wall of cooling tube.
Preferably, two slide holes are formed in the partition plate, sliders are connected in the two slide holes in a sliding mode, the tops of the sliders and the bottoms of the fans corresponding to the sliders are fixedly connected, the bottoms of the sliders on the left side are rotatably connected with the top of the push rod, the bottoms of the sliders on the right side are rotatably connected with the top of the pull rod, and the two fans can move more stably through sliding limit matching between the sliders and the slide holes.
Has the advantages that: the projector body can be radiated through the radiating net arranged on the inner wall of the top of the radiating pipe and the radiating assemblies arranged on the two sides of the radiating pipe, and heat released by the projector body can be quickly released through the efficient heat conduction characteristic of the aluminum alloy material of the radiating assemblies, so that the accumulation of heat in the projector body is reduced;
the two fans can be driven to mutually approach and separate through the transmission between the driving motor and the two fans, the blowing area of the fans can be increased in such a way, the heat dissipation area of the projector body can be increased, the heat dissipation effect of the projector body is greatly improved, the heat dissipation of the projector body is quicker, the protection effect on the projector body is achieved, the overheating damage condition of the projector body is avoided, and the service life of the projector body is prolonged;
the projector body is quickly cooled through a simple structure, the cooling effect of the projector body is improved, the structural design is reasonable and ingenious, and the practicability is high.
Drawings
Fig. 1 is a front view of a projector heat dissipation device according to the present invention;
FIG. 2 is a front sectional view of a heat dissipation device of a projector according to the present invention;
FIG. 3 is a schematic structural diagram of a portion A in FIG. 2 of a heat dissipation device of a projector according to the present invention;
fig. 4 is a schematic structural diagram of a portion B in fig. 2 of a heat dissipation device of a projector according to the present invention;
fig. 5 is a three-dimensional structural diagram of a U-shaped frame, a collar and a pulling rod of the heat dissipation device of a projector according to the present invention.
In the figure: the projector comprises a radiating pipe 1, a projector body 2, a partition plate 3, a supporting column 4, a radiating net 5, a radiating assembly 6, a through hole 7, a sleeve 8, a sliding shaft 9, a return spring 10, a pull rod 11, a driving motor 12, a U-shaped frame 13, a lantern ring 14, a push rod 15, a pull rod 16, a sliding block 17, a sliding hole 18, a fan 19, a sliding rod 20, a sliding chute 21 and an auxiliary spring 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a projector heat dissipation device, includes a heat dissipation tube 1 and a projector body 2, the projector body 2 is disposed inside the heat dissipation tube 1, a partition plate 3 is disposed inside the heat dissipation tube 1, two support columns 4 are fixedly connected to the top of the partition plate 3, the support columns 4 can stably support the projector body 2, the top ends of the two support columns 4 are both contacted with the bottom of the projector body 2, two heat dissipation assemblies 6 are disposed inside the heat dissipation tube 1, the heat dissipation assemblies 6 are made of aluminum alloy, the heat of the projector body 2 can be rapidly conducted and dissipated, the ends of the two heat dissipation assemblies 6 close to each other are respectively contacted with the left side and the right side of the projector body 2, through holes 7 are respectively disposed on the inner walls of the left side and the right side of the heat dissipation tube 1, the ends of the two heat dissipation assemblies 6 far away from each other respectively penetrate through the two through holes 7 and extend to the outside of the heat dissipation tube 1, the left side and the right side of the radiating pipe 1 are fixedly connected with sliding shafts 9, the sliding shafts 9 can support the radiating assemblies 6 in a sliding manner, the number of the sliding shafts 9 is four, the four sliding shafts 9 are sleeved with sleeves 8 in a sliding manner, one sides, close to each other, of the two sleeves 8 on the same side are fixedly connected with the top and the bottom of the radiating assembly 6 on the same side respectively, the four sliding shafts 9 are sleeved with reset springs 10, one ends of the reset springs 10 are fixedly connected to the sliding shafts 9 corresponding to the reset springs 10, the other ends of the reset springs 10 are fixedly connected to the sleeves 8 corresponding to the reset springs 10, the reset springs 10 can drive the two radiating assemblies 6 to be close to each other, one sides, far away from each other, of the two radiating assemblies 6 are fixedly connected with pull rods 11, the top of the partition plate 3 is connected with two fans 19 in a sliding manner, the fans 19 can blow and radiate the projector body 2, a transmission mechanism is arranged on the inner wall of the top of the radiating pipe 1, the transmission mechanism is respectively connected with the two fans 19; the inner wall of the top of the radiating pipe 1 is provided with a mounting hole, a radiating net 5 is arranged inside the mounting hole, and the radiating effect of the projector body 2 can be improved by arranging the radiating net 5;
the transmission mechanism comprises a driving motor 12, two U-shaped frames 13, two lantern rings 14, a push rod 15 and a pulling rod 16, wherein the driving motor 12 is fixedly connected to the inner wall of the bottom of the radiating pipe 1, the bottom of the U-shaped frame 13 positioned below is fixedly connected to an output shaft of the driving motor 12, the top of the U-shaped frame 13 positioned above is rotatably connected to the bottom of the partition plate 3, one sides of the two U-shaped frames 13 close to each other are fixedly connected, the lantern rings 14 are rotatably sleeved on the corresponding U-shaped frames 13, the lantern rings 14 can facilitate the connection between the push rod 15 and the pulling rod 16 and the U-shaped frames 13, the left end of the push rod 15 is fixedly connected to the right side of the lantern ring 14 positioned above, the left end of the pulling rod 16 is fixedly connected to the right side of the lantern ring 14 positioned below, the top of the push rod 15 is connected to the bottom of the fan 19 positioned on the left side, and the top of the pulling rod 16 is connected to the bottom of the fan 19 positioned on the right side, the bottom of the pulling rod 16 is slidably connected to the inner wall of the bottom of the radiating pipe 1, and the two fans 19 are driven to approach or separate from each other through the transmission between the driving motor 12 and the two fans 19; the bottom of the pulling rod 16 is fixedly connected with a sliding rod 20, the inner wall of the bottom of the radiating pipe 1 is provided with a sliding groove 21, the bottom end of the sliding rod 20 is connected in the sliding groove 21 in a sliding manner, and the pulling rod 16 can move more stably through the sliding limit fit between the sliding rod 20 and the sliding groove 21; the right side of the sliding rod 20 is fixedly connected with an auxiliary spring 22, the right end of the auxiliary spring 22 is fixedly connected to the inner wall of the right side of the radiating pipe 1, and the auxiliary spring 22 can assist the pulling rod 16 to move towards the right side; two slide holes 18 are formed in the partition plate 3, sliders 17 are connected in the two slide holes 18 in a sliding mode, the tops of the sliders 17 are fixedly connected with the bottoms of the corresponding fans 19, the bottoms of the sliders 17 on the left side are rotatably connected with the top of the push rod 15, the bottoms of the sliders 17 on the right side are rotatably connected with the top of the pull rod 16, and the two fans 19 can move more stably through sliding limit matching between the sliders 17 and the slide holes 18.
The working principle is as follows: when the projector body 2 works, firstly, the projector body 2 can be radiated by the radiating net 5 arranged on the inner wall of the top of the radiating pipe 1 and the radiating components 6 arranged on two sides, wherein the radiating components 6 are made of aluminum alloy, the heat released by the projector body 2 can be quickly released by virtue of the efficient heat conduction characteristic of the aluminum alloy, in addition, the driving motor 12 and the two fans 19 are started, after the driving motor 12 is started, the two U-shaped frames 13 are driven to rotate by taking the output shaft of the driving motor 12 as the axis, when the two U-shaped frames 13 rotate, the pushing rod 15 and the pulling rod 16 are driven to transversely reciprocate by virtue of the rotation connection and matching between the lantern ring 14 and the U-shaped frames 13, the pushing rod 15 and the pulling rod 16 can carry out relative motion, and then by virtue of the relative motion matching between the pushing rod 15 and the pulling rod 16 and the sliding limit matching between the sliding block 17 and the sliding hole 18, can drive two sliders 17 and be close to each other and keep away from each other, when two sliders 17 are close to each other and keep away from each other, can drive two fans 19 and be close to each other and keep away from each other, here through the motion of being close to each other and keeping away from each other of two fans 19 in the start, can increase fan 19's the area of blowing, can increase projector body 2's heat radiating area, very big improvement projector body 2's radiating effect, it is faster to make its heat dissipation, play the guard action to projector body 2, the condition of its overheat damage has been avoided, improve its life.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A projector heat dissipation device comprises a heat dissipation pipe (1) and a projector body (2), wherein the projector body (2) is arranged inside the heat dissipation pipe (1), the projector heat dissipation device is characterized in that a partition plate (3) is arranged inside the heat dissipation pipe (1), two support columns (4) are fixedly connected to the top of the partition plate (3), the top ends of the two support columns (4) are respectively contacted with the bottom of the projector body (2), two heat dissipation assemblies (6) are arranged inside the heat dissipation pipe (1), one ends, close to each other, of the two heat dissipation assemblies (6) are respectively contacted with the left side and the right side of the projector body (2), through holes (7) are respectively formed in the inner wall of the left side and the inner wall of the right side of the heat dissipation pipe (1), one ends, far away from each other, of the two heat dissipation assemblies (6) respectively penetrate through the two through holes (7) and extend to the outside of the heat dissipation pipe (1), sliding shafts (9) are fixedly connected to the left side and the right side of the heat dissipation pipe (1), the quantity of slide shaft (9) is four, it is equipped with sleeve pipe (8) all to slide the cover on four slide shaft (9), one side that two sleeve pipes (8) that lie in same side are close to each other respectively with the top and the bottom fixed connection that lie in radiator unit (6) with one side, it is equipped with reset spring (10) all to overlap on four slide shaft (9), the one end fixed connection of reset spring (10) is on rather than corresponding slide shaft (9), the other end fixed connection of reset spring (10) is on rather than corresponding sleeve pipe (8), the equal fixedly connected with pull rod (11) in one side that two radiator unit (6) kept away from each other, the top sliding connection of baffle (3) has two fans (19), be provided with drive mechanism on the top inner wall of cooling tube (1), drive mechanism is connected with two fans (19) respectively.
2. The heat dissipating device of a projector as claimed in claim 1, wherein the top inner wall of the heat dissipating pipe (1) is formed with a mounting hole, and a heat dissipating mesh (5) is disposed inside the mounting hole.
3. The heat dissipation device of the projector as claimed in claim 1, wherein the transmission mechanism comprises a driving motor (12), two U-shaped frames (13), two sleeve rings (14), a pushing rod (15) and a pulling rod (16), the driving motor (12) is fixedly connected to the inner wall of the bottom of the heat dissipation pipe (1), the bottom of the lower U-shaped frame (13) is fixedly connected to the output shaft of the driving motor (12), the top of the upper U-shaped frame (13) is rotatably connected to the bottom of the partition plate (3), the sides of the two U-shaped frames (13) close to each other are fixedly connected, the sleeve rings (14) are rotatably sleeved on the corresponding U-shaped frames (13), the left end of the pushing rod (15) is fixedly connected to the right side of the upper sleeve ring (14), the left end of the pulling rod (16) is fixedly connected to the right side of the lower sleeve ring (14), the top of the push rod (15) is connected with the bottom of the fan (19) positioned on the left side, the top of the pull rod (16) is connected with the bottom of the fan (19) positioned on the right side, and the bottom of the pull rod (16) is connected to the inner wall of the bottom of the radiating pipe (1) in a sliding mode.
4. The heat dissipation device of claim 3, wherein a sliding rod (20) is fixedly connected to the bottom of the pulling rod (16), a sliding slot (21) is formed on the inner wall of the bottom of the heat dissipation pipe (1), and the bottom end of the sliding rod (20) is slidably connected in the sliding slot (21).
5. The heat dissipating device for a projector as claimed in claim 4, wherein an auxiliary spring (22) is fixedly connected to the right side of the sliding rod (20), and the right end of the auxiliary spring (22) is fixedly connected to the right inner wall of the heat dissipating pipe (1).
6. The heat dissipation device of the projector as claimed in claim 3, wherein the partition (3) is provided with two sliding holes (18), the two sliding holes (18) are both connected with a sliding block (17) in a sliding manner, the top of the sliding block (17) is fixedly connected with the bottom of the corresponding fan (19), the bottom of the sliding block (17) on the left side is rotatably connected with the top of the push rod (15), and the bottom of the sliding block (17) on the right side is rotatably connected with the top of the pull rod (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425212.9U CN216956647U (en) | 2021-12-31 | 2021-12-31 | Projector heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425212.9U CN216956647U (en) | 2021-12-31 | 2021-12-31 | Projector heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216956647U true CN216956647U (en) | 2022-07-12 |
Family
ID=82315229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123425212.9U Active CN216956647U (en) | 2021-12-31 | 2021-12-31 | Projector heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216956647U (en) |
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2021
- 2021-12-31 CN CN202123425212.9U patent/CN216956647U/en active Active
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Address after: Room 702, Building A, No. 10, Xicheng Middle Street, Huangpu District, Guangzhou, Guangdong 510000 Patentee after: Guangdong Yinhu Intelligent Technology Co.,Ltd. Address before: 510000 second floor, self-made workshop, No. 52, Nanxiang Third Road, Science City, high tech Industrial Development Zone, Guangzhou, Guangdong Province Patentee before: Guangdong Yinhu Intelligent Technology Co.,Ltd. |