CN217769225U - A cooling dehydrating unit and instrument box for outdoor instrument box - Google Patents
A cooling dehydrating unit and instrument box for outdoor instrument box Download PDFInfo
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- CN217769225U CN217769225U CN202221726469.XU CN202221726469U CN217769225U CN 217769225 U CN217769225 U CN 217769225U CN 202221726469 U CN202221726469 U CN 202221726469U CN 217769225 U CN217769225 U CN 217769225U
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Abstract
The utility model relates to the technical field of instrument boxes, in particular to a cooling and dehumidifying device for an outdoor instrument box and an instrument box, wherein the instrument box is provided with an air inlet and an air outlet, and the cooling and dehumidifying device comprises an air source for providing compressed air for instruments; the gas transmission pipeline is used for transmitting compressed air for instruments output by a gas source, one end of the gas transmission pipeline is connected with the gas source, and the other end of the gas transmission pipeline is connected with the gas inlet; a valve is arranged on the gas transmission pipeline; the sensor assembly is arranged in the instrument box and used for detecting the temperature and the humidity in the instrument box; a controller configured to control the valve to open when a temperature value or a humidity value detected by the sensor assembly is higher than a preset value. This scheme is than direct reference external environment in the air, its humidity of compressed air for the instrument is very low, and the cleanliness factor is very high moreover to can be fine dehumidify the cooling in the instrument box.
Description
Technical Field
The utility model relates to an instrument box technical field, concretely relates to a cooling dehydrating unit and instrument box for outdoor instrument box.
Background
Because a large number of electric and control elements, integrated circuit boards and the like such as a power supply are installed in the instrument box, the elements and the integrated circuit boards need to work normally in a specific temperature and humidity environment. Electric elements can produce a large amount of heats at the during operation to make temperature rise in the instrument box, especially under outdoor environment condition, if not to cool down and can seriously influence electric elements's normal work, if too high the same work that can influence electric elements of humidity in the instrument box moreover, consequently need dehumidify the cooling to instrument box inside.
The existing common cooling method mainly blows air into the instrument box through the fan to realize cooling, but airflow introduced by the fan comes from the external environment, and if the humidity in the external environment is higher, the dehumidification effect is difficult to play in the instrument box.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a cooling dehydrating unit for outdoor instrument case.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a be used for outdoor instrument box cooling dehydrating unit, the instrument box has air inlet and gas outlet, cooling dehydrating unit includes:
the air source is used for providing compressed air for the instrument;
the gas transmission pipeline is used for transmitting compressed air for the instrument output by the gas source, one end of the gas transmission pipeline is connected with the gas source, and the other end of the gas transmission pipeline is connected with the gas inlet; a valve is arranged on the gas transmission pipeline;
the sensor assembly is arranged in the instrument box and used for detecting the temperature and the humidity in the instrument box;
a controller configured to control the valve to open when a temperature value or a humidity value detected by the sensor assembly is higher than a preset value.
Compare prior art, adopt this scheme's advantage to lie in:
firstly, the instrument that provides through the air supply in this scheme compressed air for the instrument realizes the cooling of dehumidification in the instrument box, and than the air of direct reference external environment in, its humidity of compressed air for the instrument is very low, and the cleanliness factor is very high moreover to can be fine dehumidify the cooling in the instrument box.
Moreover, in this scheme, still included sensor assembly and controller, so can realize the automatic cooling dehumidification work of instrument box.
Preferably, the gas transmission pipeline is also provided with a regulating valve for regulating the gas flow.
Preferably, the air source comprises a compressed air preparation system for the instrument, or the air source comprises a container storing compressed air for the instrument.
Preferably, the sensor assembly includes a temperature sensor and a humidity sensor.
Preferably, the valve element is an electromagnetic valve or an electrically operated valve.
The utility model also provides an instrument box, instrument box has air inlet and gas outlet, still includes foretell cooling dehydrating unit who is used for outdoor instrument box.
Preferably, the air inlet and the air outlet are provided in two walls of the instrument box on opposite sides.
Preferably, an inner pipe is arranged in the instrument box, one end of the inner pipe is communicated with the air inlet, and a silencer is arranged at the other end of the inner pipe.
Other advantages and effects of the present invention are specifically described in the detailed description of the invention.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a control flow block diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, the present embodiment provides a cooling and dehumidifying device, which is mainly applied to an outdoor instrument box 1, where the instrument box 1 has an air inlet 11 and an air outlet 12, and the cooling and dehumidifying device includes an air source 2, an air pipe 3, a sensor assembly, and a controller.
The air source 2 is mainly used for providing compressed air for instruments, the compressed air for instruments refers to dry and clean compressed air after oil and moisture removal, and specifically, the quality of the compressed air for instruments at least meets the requirements of GB/T13277-91, namely, the compressed air for instruments meets the following requirements:
firstly, the dew point under the working pressure is-40 ℃;
secondly, carrying out heavy planting on the cleaned gas at the maximum mass concentration of not more than 1 mg/m, wherein the particle size of dust in the cleaned gas is not more than 1 mu m;
and thirdly, carrying out heavy harvest at maximum oil content not more than 1 mg/m.
The air source 2 may be a compressed air preparation system for an instrument, and the compressed air preparation system for an instrument may be used to prepare compressed air for an instrument. Of course, the air source 2 may also be a container storing compressed air for instruments, such as an air tank, and the like, and is not limited in particular.
The gas transmission pipeline 3 is used for transmitting instrument compressed air output by the gas source 2, one end of the gas transmission pipeline 3 is connected with the gas source 2, and the other end of the gas transmission pipeline 3 is connected with the gas inlet 11; if the air source 2 adopts a compressed air preparation system for instruments, the air transmission pipeline 3 is connected to an air supply pipeline of the system; if the air source 2 is a container storing compressed air for the instrument, the air transmission pipeline 3 is connected to an air outlet interface of the container.
In order to control the on/off of the air transmission pipeline 3, in this embodiment, a valve 31 is arranged on the air transmission pipeline 3, and the valve 31 is controlled by a controller; the valve element 31 may be an electromagnetic valve or an electrically operated valve, and may be specifically selected according to actual needs, and is not specifically limited herein.
Of course, in order to adjust the air flow, in this embodiment, an adjusting valve 32 for adjusting the air flow is further disposed on the air transmission pipeline 3, and the adjusting valve 32 may be an existing manual adjusting valve 32.
The sensor unit is provided in the meter box 1 for detecting the temperature and humidity in the meter box 1, and specifically, the sensor unit includes a temperature sensor 41 for detecting the temperature in the meter box 1, and a humidity sensor 42 for detecting the humidity in the meter box 1.
The controller is mainly used for controlling the action of the valve member 31 according to the detection result of the sensor assembly. The temperature sensor 41, the humidity sensor 42 and the valve member 31 are electrically connected with the controller; the controller is configured to: when the temperature value detected by the temperature sensor 41 or the humidity value detected by the humidity sensor 42 is higher than the preset value, the controller controls the valve 31 to open, at this time, the compressed air for the instrument provided by the air source 2 can flow to the air inlet 11 of the instrument box 1 through the air transmission pipeline 3, flows into the instrument box 1 through the air inlet 11, and is finally discharged from the air outlet 12, so that the dehumidification and cooling can be performed in the instrument box 1.
On the contrary, if the detected temperature and humidity values are lower than or equal to the preset values, the controller controls the valve 31 to close to cut off the air pipe 3, and at this time, compressed air for the instrument is not input into the instrument box 1.
It is understood that the preset values include a temperature preset value and a humidity preset value, and when the temperature value detected by the temperature sensor 41 is higher than the temperature preset value, or the humidity value detected by the humidity sensor 42 is higher than the humidity preset value, the controller controls the valve 31 to open; on the contrary, if the temperature value is lower than or equal to the preset temperature value and the humidity value is lower than or equal to the preset humidity value, the controller controls the valve 31 to close.
Therefore, the present embodiment can realize automatic cooling and dehumidification of the instrument box 1. And because its humidity of compressed air for the instrument is very low, and the cleanliness factor is very high moreover to can be fine carry out dehumidification cooling in instrument box 1.
Example 2
As shown in fig. 1 and 2, the present embodiment provides an instrument box 1, wherein the instrument box 1 has an air inlet 11 and an air outlet 12, the air inlet 11 and the air outlet 12 are provided on two box walls of the instrument box 1 on opposite sides, for example, the air inlet 11 is provided on a top wall of the instrument box 1, and the air outlet 12 is provided on a bottom wall of the instrument box 1.
In this embodiment, the instrument box 1 adopts the temperature reduction and dehumidification device of the instrument box 1 described in embodiment 1.
In order to reduce the noise that produces when the air inlet gets into the instrument box, in this embodiment, as shown in fig. 1, be equipped with inner tube 13 in the instrument box, inner tube 13 one end and 11 intercommunications of air inlet, the other end are equipped with muffler 14, and compressed air for the instrument gets into inner tube 13 through the air inlet, finally discharges into instrument box 1 through muffler 14 in, at this in-process, carries out the amortization through muffler 14 to produced noise when reducing inner tube 13 exhaust air.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. The utility model provides a cooling dehydrating unit for outdoor instrument case, instrument case has air inlet and gas outlet, its characterized in that, cooling dehydrating unit includes:
the air source is used for providing compressed air for the instrument;
the gas transmission pipeline is used for transmitting compressed air for the instrument output by the gas source, one end of the gas transmission pipeline is connected with the gas source, and the other end of the gas transmission pipeline is connected with the gas inlet; a valve is arranged on the gas transmission pipeline;
the sensor assembly is arranged in the instrument box and used for detecting the temperature and the humidity in the instrument box;
a controller configured to control the valve to open when a temperature value or a humidity value detected by the sensor assembly is higher than a preset value.
2. The cooling and dehumidifying device of claim 1 wherein the air delivery conduit is further provided with a regulating valve for regulating the flow of air.
3. The cooling and dehumidifying device of claim 1 wherein the air source comprises a compressed air preparation system for instruments or the air source comprises a container storing compressed air for instruments.
4. The cooling and dehumidification apparatus of claim 1, wherein said sensor assembly comprises a temperature sensor and a humidity sensor.
5. The cooling and dehumidifying device of claim 1 wherein the valve member is an electromagnetic valve or an electrically operated valve.
6. An instrument box having an air inlet and an air outlet, further comprising a temperature reducing and dehumidifying device for an outdoor instrument box according to any one of claims 1 to 5.
7. An instrument canister according to claim 6, wherein the air inlet and outlet are provided in two walls of the instrument canister on opposite sides thereof.
8. An instrument canister according to claim 6, wherein an inner tube is provided in the instrument canister, the inner tube communicating with the air inlet at one end and having a silencer at the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221726469.XU CN217769225U (en) | 2022-07-06 | 2022-07-06 | A cooling dehydrating unit and instrument box for outdoor instrument box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221726469.XU CN217769225U (en) | 2022-07-06 | 2022-07-06 | A cooling dehydrating unit and instrument box for outdoor instrument box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217769225U true CN217769225U (en) | 2022-11-08 |
Family
ID=83872200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221726469.XU Active CN217769225U (en) | 2022-07-06 | 2022-07-06 | A cooling dehydrating unit and instrument box for outdoor instrument box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217769225U (en) |
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2022
- 2022-07-06 CN CN202221726469.XU patent/CN217769225U/en active Active
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