CN218104053U - Device for adjusting temperature of direct dimming transmitter - Google Patents
Device for adjusting temperature of direct dimming transmitter Download PDFInfo
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- CN218104053U CN218104053U CN202222473970.6U CN202222473970U CN218104053U CN 218104053 U CN218104053 U CN 218104053U CN 202222473970 U CN202222473970 U CN 202222473970U CN 218104053 U CN218104053 U CN 218104053U
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Abstract
The utility model discloses a device for adjusting straight transmitter temperature of adjusting luminance relates to the straight transmitter temperature control technique field of adjusting luminance, include: the side wall of the first shell is of a box-shaped structure with a hollow interior, the hollow part forms a first cavity, the side wall of the first shell surrounds to form a second cavity, and the second cavity is used for placing a direct dimming transmitter; the first shell is provided with an air outlet, and the air outlet is provided with a first radiator; the side wall of the first shell is provided with an air inlet, the side wall comprises an outer wall and an inner wall, the outer wall is provided with a first air inlet, the inner wall is provided with a second air inlet, the caliber of the first air inlet is larger than that of the second air inlet, and the first cavity is communicated with the second cavity through the second air inlet; the heat sink comprises a Peltier device and a second heat sink, wherein one side of the Peltier device is connected with the outer wall of the first shell, and the other side of the Peltier device is connected with the second heat sink; the Peltier device is arranged on one side of the first shell, which is provided with the air inlet.
Description
Technical Field
The utility model relates to a directly adjust luminance transmitter temperature regulation technical field, concretely relates to a device for adjusting directly adjust luminance transmitter temperature.
Background
The direct dimming transmitter converts HDB3 signal codes sent by multiplexing equipment into NRZ codes, then encodes the NRZ codes into other code patterns, is used for transmitting on an optical cable line, converts electric signals into optical signals before entering the optical cable line, and then couples the optical signals into optical fibers, so that the information transmission efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that improve temperature regulation's precision, aim at provides a device for adjusting directly transmitter temperature of adjusting luminance, has solved the poor problem of device effect of adjusting directly transmitter temperature of adjusting luminance.
The utility model discloses a following technical scheme realizes:
an apparatus for adjusting the temperature of a direct dimming transmitter, comprising:
the side wall of the first shell is of a box-shaped structure with a hollow interior, the hollow part forms a first cavity, the side wall of the first shell surrounds to form a second cavity, and the second cavity is used for placing a direct dimming transmitter;
the first shell is provided with an air outlet, and the air outlet is provided with a first radiator;
the side wall of the first shell is provided with an air inlet, the side wall comprises an outer wall and an inner wall, the outer wall is provided with a first air inlet, the inner wall is provided with a second air inlet, the caliber of the first air inlet is larger than that of the second air inlet, and the first cavity is communicated with the second cavity through the second air inlet;
the heat sink comprises a Peltier device and a second heat sink, wherein one side of the Peltier device is connected with the outer wall of the first shell, and the other side of the Peltier device is connected with the second heat sink; the Peltier device is arranged on one side of the first shell, which is provided with the air inlet.
The side wall of the first shell is of a box-shaped structure with a hollow interior, the hollow portion forms a first cavity, the first shell is provided with an air inlet and an air outlet, the air outlet is provided with a first radiator, the first radiator is preferably a fan, the fan is rotated to discharge air in the second cavity from the air outlet, so that the second cavity forms negative pressure, the external air has a tendency of entering the second cavity, the external air enters the first cavity through the air inlet and then enters the second cavity, and meanwhile, the Peltier device performs cooling or heating operation on the air entering the second cavity according to the set parameters of the device and the actual situation;
utilize above-mentioned peltier device to refrigerate or heat gas, solve the overcooling or heat the back, the operating temperature of directly adjusting luminance the transmitter crosses lowly or too high, influences work efficiency's problem, and gas flows in first cavity and realizes once adjusting, flows in the second cavity and realizes secondary regulation, improves temperature regulation's precision.
The first cavity and the second cavity are communicated through the second air inlet, the first air inlet is in direct contact with the outside, and the first cavity is used for absorbing outside air from the first air inlet to enter the first cavity and then enter the second cavity through the second air inlet when the second cavity is under negative pressure, so that the pressure difference between the second cavity and the outside is reduced, and the function of air convection is realized.
Further, the first heat sink is a fan.
Furthermore, the first air inlet and the second air inlet are provided with a plurality of air inlets, so that air convection is increased.
Furthermore, the first air inlets and the second air inlets are arranged in a staggered mode.
When the second cavity is under negative pressure, the gas entering the first cavity flows in the first cavity and flows through the side surface of the first shell provided with the Peltier device, the gas in the first cavity is cooled or heated, the gas flowing in the first cavity cools or heats the temperature of the second cavity, the heat of the second cavity is prevented from influencing the working temperature of the direct dimming transmitter, and primary cooling or heating is realized,
furthermore, the device also comprises a second shell, wherein the second shell is detachably connected with the first shell, so that the device is convenient to overhaul and maintain.
Further, the second housing is provided with a third cavity, and the peltier device and the second heat sink are disposed in the third cavity.
The second casing wraps the Peltier device and the second radiator, so that the Peltier device and the second radiator are prevented from being damaged by the external environment, and the service lives of the Peltier device and the second radiator are prolonged.
Furthermore, a heat insulation film is arranged on the outer wall of the first shell, which is in direct contact with the third cavity and the second shell.
The heat that above-mentioned peltier device during operation produced is passed through the second radiator heat dissipation, sets up the heat on the isolated second radiator of thermal-insulated membrane and conducts to first casing through air and second casing, avoids when temperature regulation, causes the secondary influence to the operating temperature of the direct transmitter of adjusting luminance, has improved temperature regulation's precision.
Furthermore, the first air inlets are equidistantly arranged on the outer wall of the part of the first shell except the part of the first shell which is directly contacted with the third cavity and the second shell.
The first shell of the third cavity in direct contact with the second shell is not provided with the first air inlet, so that heat on the second radiator is further isolated from being conducted to the first shell through air and the second shell, secondary influence on the working temperature of the direct dimming transmitter is avoided during temperature adjustment, and the accuracy of temperature adjustment is improved.
Furthermore, the second air inlets are equidistantly arranged on the inner wall.
The gas evenly gets into the second cavity, avoids directly adjusting luminance the temperature regulation of transmitter inconsistent, leads to directly adjusting luminance partly device temperature in the transmitter high, and partly device temperature is low, makes directly adjusting luminance the transmitter and can not normally work, prolongs the life of directly adjusting luminance the transmitter.
Furthermore, above-mentioned air intake is provided with the filter screen, and above-mentioned first cavity is provided with dry particle, avoids external dust and moisture to get into the straight transmitter of adjusting luminance, influences the life of the straight transmitter of adjusting luminance.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the side wall of the first shell is enclosed to form a second cavity, the first shell is provided with an air outlet, the air outlet is provided with a first radiator, the first radiator is started, and air in the second cavity is exhausted to form negative pressure, so that the external air has a tendency of entering the second cavity;
the side wall of the first shell is of a box-shaped structure with a hollow interior, the hollow portion forms a first cavity, the side wall of the first shell is provided with an air inlet, the side wall comprises an outer wall and an inner wall, the outer wall is provided with a first air inlet, the inner wall is provided with a second air inlet, the caliber of the first air inlet is larger than that of the second air inlet, and the first cavity and the second cavity are communicated through the second air inlet; the first cavity is used for absorbing external air, and because the caliber of the first air inlet is larger than that of the second air inlet, air entering the first cavity through the first air inlet flows in the first cavity, so that primary temperature adjustment is realized; the first cavity is communicated with the second cavity through the second air inlet, external air absorbed by the first cavity enters the second cavity through the second air inlet, and air entering the second cavity through the second air inlet flows in the second cavity, so that secondary temperature adjustment is realized, and the temperature adjustment precision is improved;
the air inlet device comprises a Peltier device and a second radiator, wherein one side of the Peltier device is arranged on the outer wall of the first shell, the other side of the Peltier device is connected with the second radiator, and the Peltier device is arranged on one side of the first shell, which is provided with the air inlet; the peltier device cools or heats the gas entering the second chamber in advance, thereby improving the accuracy of temperature adjustment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principle of the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure;
fig. 2 is a schematic structural diagram of the first housing.
Reference numbers and corresponding part names in the drawings:
1-a first shell, 11-an outer wall, 12-an inner wall, 13 a first air inlet, 14-a second air inlet, 15-an air outlet, 16-a first cavity, 17-a second cavity, 2-a direct dimming transmitter, 3-a first radiator, 4-a Peltier device, 5-a second radiator, 6-a second shell, 61-a third cavity and 7-a heat insulation film.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
As shown in fig. 1 and 2:
example 1
The present embodiment 1 provides an apparatus for adjusting a temperature of a direct dimming transmitter, including:
a first housing 1, a sidewall of the first housing 1 being a box-shaped structure with a hollow interior, the hollow portion forming a first cavity 16, the sidewall of the first housing 1 enclosing a second cavity 17, the second cavity 17 being used for accommodating a direct dimming transmitter;
the first casing 1 is provided with an air outlet 15, and the air outlet 15 is provided with a first radiator 3;
an air inlet is formed in the side wall of the first housing 1, the side wall includes an outer wall 11 and an inner wall 12, the outer wall 11 is provided with a first air inlet 13, the inner wall 12 is provided with a second air inlet 13, the diameter of the first air inlet 13 is larger than that of the second air inlet 14, and the first cavity 16 is communicated with the second cavity 17 through the second air inlet 14;
a peltier device 4 and a second heat sink 5, one side of the peltier device 4 being connected to the outer wall 11 of the first housing 1, and the other side being connected to the second heat sink 5; the peltier device 4 is disposed on the side of the first housing 1 where the air inlet is formed.
The first cavity 16 is communicated with the second cavity 17 through the second air inlet 14, the first air inlet 13 is in direct contact with the outside, and the first cavity 16 is used for absorbing outside air from the first air inlet 13 and entering the second cavity 17 through the second air inlet 14 when the second cavity 17 is under negative pressure, so that the pressure difference between the second cavity 17 and the outside is reduced, and the function of air convection is realized.
The aperture of the first air inlet 13 is larger than that of the second air inlet 14, so that the air flows in the first cavity 16.
In a specific embodiment, the first heat sink 3 is a fan, and the direction of the fan is set based on the extraction of the gas inside the second cavity 17, so that the second cavity 17 forms a negative pressure, and the external gas has a tendency to enter the second cavity 17, and the direction of the fan based on the extraction of the gas inside the second cavity 17 is set as a mature prior art, which is not repeated herein.
In a specific embodiment, the peltier device 4 preferably includes a MAX1978ETM and a thermoelectric cooler, the thermoelectric cooler is connected to an output terminal of the MAX1978ETM, and a connection relationship between the components of the peltier device 4 is a mature prior art and is not described herein again.
In a specific embodiment, the outer wall 11 and the inner wall 12 are integrally formed and fixedly connected.
The first cavity 16 covers the second cavity 17, the first shell 1 is provided with an air inlet and an air outlet 15, the air outlet 15 is provided with a fan, the fan is rotated to discharge the air in the second cavity 17 from the air outlet 15, the outside air enters the first cavity 16 through the air inlet and then enters the second cavity 17, and meanwhile, the Peltier device 4 performs cooling or heating operation on the air entering the second cavity 17 according to the set parameters of the device and the actual situation;
the Peltier device 4 is used for refrigerating or heating gas, the problem that after excessive refrigeration or heating is achieved, the working temperature of the direct dimming transmitter 2 is too low or too high, and working efficiency is affected is solved, primary adjustment is achieved when gas flows in the first cavity 16, secondary adjustment is achieved when gas flows in the second cavity 17, and temperature adjustment accuracy is improved.
Example 2
The first air inlet 13 and the second air inlet 14 are respectively provided with a plurality of air inlets, so that air convection is increased, and the temperature regulation efficiency is improved.
In a specific embodiment, the first air inlets 13 and the second air inlets 14 are arranged in a staggered manner.
When the second cavity 17 is under negative pressure, the gas entering the first cavity 16 flows in the first cavity 16, and when the gas flows through the side surface of the first housing 1 provided with the peltier device 4, the gas in the first cavity 16 is cooled or heated, the gas flowing in the first cavity 16 cools or heats the temperature of the second cavity 17, thereby avoiding the heat of the second cavity 17 from influencing the working temperature of the direct dimming transmitter 2, realizing primary cooling or heating,
the specific embodiment further comprises a second shell 6, and the second shell 6 is sleeved with the first shell 1, so that the overhaul and the maintenance are convenient.
In a specific embodiment, the second housing 6 is provided with a third cavity 61, and the peltier device 4 and the second heat sink 5 are provided in the third cavity 61.
The second housing 6 covers the peltier device 4 and the second heat sink 5, so that the peltier device 4 and the second heat sink 5 are prevented from being damaged by the external environment, and the service lives of the peltier device 4 and the second heat sink 5 are prolonged.
The second housing 6 is provided with a plurality of heat dissipation holes.
In a specific embodiment, the outer wall of the first casing 1, which is in direct contact with the third cavity 61 and the second casing 6, is provided with a heat insulating film 7.
The heat that above-mentioned peltier device 4 during operation produced is dispelled the heat through second radiator 5, sets up the heat insulating film 7 and completely cuts off the heat on the second radiator 5 and conducts to first casing 1 through air and second casing 6, avoids when the temperature adjustment, causes the secondary influence to the operating temperature of the straight transmitter 2 of adjusting luminance, has improved the precision of temperature adjustment.
In a specific embodiment, the first air inlets 13 are disposed at equal intervals on a portion of the outer wall 11 except for the portion of the first housing 1 directly contacting the third cavity 61 and the second housing 6, and the air uniformly enters the first cavity 16.
The first housing 1, which is directly contacted with the third cavity 61 and the second housing 6, is not provided with the first air inlet 13, so that heat on the second heat sink 5 is further isolated from being conducted to the first housing 1 through air and the second housing 6, secondary influence on the working temperature of the direct dimming transmitter 2 during temperature adjustment is avoided, and the accuracy of temperature adjustment is improved.
In a specific embodiment, the second air inlets 14 are disposed at equal intervals on the inner wall 12.
The gas evenly gets into second cavity 17, avoids directly adjusting luminance the temperature regulation of transmitter 2 inconsistent, leads to directly adjusting luminance partly device temperature height in the transmitter 2, and partly device temperature is low, makes directly adjust luminance transmitter 2 and can not normally work, prolongs the life of directly adjusting luminance transmitter 2.
In a specific embodiment, the air inlet is provided with a filter screen, and the first cavity 16 is provided with dry particles, so that external dust and moisture are prevented from entering the direct dimming transmitter 2, and the service life of the direct dimming transmitter 2 is prevented from being affected.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. An apparatus for adjusting the temperature of a direct dimming transmitter, comprising:
the side wall of the first shell (1) is of a box-shaped structure with a hollow interior, the hollow portion forms a first cavity (16), the side wall of the first shell (1) encloses to form a second cavity (17), and the second cavity (17) is used for placing a direct dimming transmitter;
the first shell (1) is provided with an air outlet (15), and the air outlet (15) is provided with a first radiator (3);
an air inlet is formed in the side wall of the first shell (1), the side wall comprises an outer wall (11) and an inner wall (12), a first air inlet (13) is formed in the outer wall (11), a second air inlet (14) is formed in the inner wall (12), the caliber of the first air inlet (13) is larger than that of the second air inlet (14), and the first cavity (16) is communicated with the second cavity (17) through the second air inlet (14);
the heat sink comprises a Peltier device (4) and a second heat sink (5), wherein one side of the Peltier device (4) is connected with the outer wall (11) of the first shell (1), and the other side of the Peltier device is connected with the second heat sink (5); the Peltier device (4) is arranged on one side, provided with an air inlet, of the first shell (1).
2. An arrangement for regulating the temperature of a direct dimming transmitter according to claim 1, characterized in that the first heat sink (3) is a fan.
3. The device for adjusting the temperature of a direct dimming transmitter according to claim 1, wherein the first air inlet (13) and the second air inlet (14) are provided in plurality.
4. The device for regulating the temperature of a direct dimming transmitter according to claim 3, wherein the first air inlet (13) and the second air inlet (14) are staggered.
5. A device for regulating the temperature of a direct dimming transmitter according to claim 1, further comprising a second housing (6), the second housing (6) being detachably connected to the first housing (1).
6. A device for regulating the temperature of a direct dimming transmitter according to claim 5, characterized in that the second housing (6) is provided with a third cavity (61), the Peltier device (4) and the second heat sink (5) being provided in the third cavity (61).
7. An arrangement for adjusting the temperature of a direct dimming transmitter according to claim 6, characterized in that the outer wall (11) of the first housing (1) in direct contact with the third cavity (61) and the second housing (6) is provided with a thermal insulating film (7).
8. The device for regulating the temperature of a direct dimming transmitter according to claim 7, characterized in that the first air inlet vents (13) are provided equidistantly at a portion of the outer wall (11) other than the first housing (1) which is in direct contact with the third cavity (61) and the second housing (6).
9. The device according to claim 4, wherein the second air inlets (14) are equidistantly arranged on the inner wall (12).
10. A device for regulating the temperature of a direct dimming transmitter according to claim 1, wherein the air inlet is provided with a filter screen and the first cavity (16) is provided with dry particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222473970.6U CN218104053U (en) | 2022-09-19 | 2022-09-19 | Device for adjusting temperature of direct dimming transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222473970.6U CN218104053U (en) | 2022-09-19 | 2022-09-19 | Device for adjusting temperature of direct dimming transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218104053U true CN218104053U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222473970.6U Active CN218104053U (en) | 2022-09-19 | 2022-09-19 | Device for adjusting temperature of direct dimming transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218104053U (en) |
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- 2022-09-19 CN CN202222473970.6U patent/CN218104053U/en active Active
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