CN215637864U - Constant humidity machine filter screen alarm device - Google Patents
Constant humidity machine filter screen alarm device Download PDFInfo
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- CN215637864U CN215637864U CN202120470657.XU CN202120470657U CN215637864U CN 215637864 U CN215637864 U CN 215637864U CN 202120470657 U CN202120470657 U CN 202120470657U CN 215637864 U CN215637864 U CN 215637864U
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Abstract
The utility model discloses a filter screen alarm device of a constant humidity machine, which comprises: the side wall of the machine cabinet is provided with an air supply outlet, and the air supply outlet is provided with a filter screen; a control module is arranged in the cabinet and is connected with the humidifying system, the dehumidifying system and the pressure difference alarm; the pressure difference alarm comprises a first pressure sensor, a second pressure sensor and an alarm, and the control module controls opening and closing of the pressure difference alarm. The filter screen alarm device of the constant humidity machine is easy to implement, and can eliminate the hidden danger of high pressure reporting of the compressor while ensuring the dehumidification effect.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to a filter screen alarm device of a constant humidity machine.
Background
In recent years, the big data industry in China is developed rapidly, in order to perform operation and control more conveniently, the IT industry equipment places electric elements and other equipment in a machine room, and in order to ensure the normal operation of the data machine room, the data machine room is required to have constant humidity. The breadth of China is vast, and the differences of the geographic environment, the humidity, the temperature difference and the air quality of different cities/regions of each province are large; under the environment with overhigh humidity, condensation is easy to occur under the condition that the temperature difference exists between the surface of an element in the cabinet and air in the cabinet, water drops are formed on the surface of the element or the inner wall of the cabinet to be condensed, the insulation performance of the equipment is influenced, the electrical equipment is damaged, and the normal operation cannot be carried out, so that accidents are caused; when the humidity is too low, static electricity is easy to occur, and equipment is easily powered off or even damaged. Therefore, the humidity in the machine room is kept constant, and the service life of the equipment can be prolonged to a certain extent.
Among the prior art, the constant humidity machine can effectively maintain computer lab humidity stable, is provided with the filter screen in the constant humidity machine, and when the dust of air inlet blockked up the filter screen and arouse air inlet pressure difference to reduce to a definite value, because the amount of wind is not enough, lead to the evaporation insufficient, often arouse the compressor to report high-pressure trouble, so urgent need develop pressure difference alarm device, the suggestion needs clean filter screen, guarantees the dehumidification effect.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the defect of the prior art is overcome, the constant humidity machine filter screen alarm device is provided, and the hidden danger that the compressor reports high pressure can be eliminated while the dehumidification effect is guaranteed.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a humidistat filter screen alarm device comprises: the side wall of the machine cabinet is provided with an air supply outlet, and the air supply outlet is provided with a filter screen; the method is characterized in that: a control module is arranged in the cabinet and is connected with the humidifying system, the dehumidifying system and the pressure difference alarm; the pressure difference alarm comprises a first pressure sensor, a second pressure sensor and an alarm, and the control module controls opening and closing of the pressure difference alarm.
Preferably, the first pressure sensor and the second pressure sensor are respectively positioned at two opposite sides of the filter screen.
Preferably, a humidity sensor is arranged on the outer side of the cabinet and connected with a control module, and the control module controls the starting and stopping of the humidification system and the dehumidification system through detection signals of the humidity sensor.
Preferably, a transverse partition plate is arranged in the cabinet, a humidifying system is arranged on one side of the partition plate, a dehumidifying system is arranged on the other side of the partition plate, and the air supply outlet is arranged on one side of the dehumidifying system; and the partition plate is provided with at least one air port for communicating the humidifying system with the dehumidifying system, and the humid air generated by the humidifying system is sent out from the air supply port through the air port and the cabinet space.
Preferably, the humidification system includes wet membrane module, fan, water pump and first water tray, the water source is connected to the end of drawing water of water pump, the drainage end of water pump with wet membrane module is connected, wet membrane module below is located to first water tray, the fan that one side of wet membrane module was equipped with.
Preferably, the dehumidification system comprises a compressor, a second water tray, a condenser, a throttling device and an evaporator, the second water tray is connected with a condensate outlet of the evaporator, a copper pipe at the outlet of the compressor is introduced into the second water tray and then sequentially connected with the condenser, the throttling device, the evaporator and an inlet of the compressor to form a refrigeration loop, and an evaporation fan is arranged on the side face of the evaporator.
Preferably, the control module adopts an industrial controller supporting a standard communication protocol, and the industrial controller is in communication connection with the upper computer.
The utility model has the beneficial effects that: the machine room humidistat greatly reduces the energy consumption of air conditioning equipment under the condition of ensuring the humidity requirement of the machine room; in addition, the two systems are installed in the same cabinet body, so that the installation is easy, the area of a machine room is saved, and the system is suitable for popularization and application of the machine room. When the pressure difference alarm device operates for a period of time and dust blocks the filter screen, the filter screen is reminded of needing to be cleaned, the dehumidification effect is guaranteed, the fault that the compressor reports high pressure is eliminated, and transition time is provided for maintenance.
Drawings
FIG. 1 is a schematic view of a filter screen alarm device of a constant humidity machine;
in the figure: 1-a compressor; 2-a condenser; 3-a condensing fan; 4-a throttling device; 5-an evaporator; 6-an evaporation fan; 7-a condensate pan; 8-a water pump; 9-a wet membrane module; 10-water tray, 11-blower; 12-a filter screen; 13-control module.
Detailed Description
The utility model is further explained with reference to the drawings and the embodiments.
Example 1:
the humidistat filter screen alarm device of the present invention is described in detail below with reference to fig. 1.
The utility model discloses a filter screen alarm device of a constant humidity machine, which comprises: the side wall of the machine cabinet is provided with an air supply outlet, and the air supply outlet is provided with a filter screen 12; a control module 13 is arranged in the cabinet, and the control module 13 is connected with a humidifying system, a dehumidifying system and a pressure difference alarm; the cabinet outside is equipped with humidity transducer, humidity transducer connects control module 13, control module 13 opens and stops through humidity transducer's detected signal control humidification system and dehumidification system.
In this embodiment, the pressure difference alarm includes first pressure sensor, second pressure sensor and alarm, and first pressure sensor, second pressure sensor are located the relative both sides of filter screen respectively, and control module 13 control opening and closing of pressure difference alarm. The pressure values of the two opposite sides of the filter screen to be detected are transmitted to the control module 13 and the alarm through the first pressure sensor and the second pressure sensor, so that the pressure difference inside and outside the cabinet body can be monitored, the abnormal pressure inside the cabinet body can be found quickly, accurately and timely, and the subsequent processing can be performed timely.
In this embodiment, the humidification system is a wet film humidification system, the wet film humidification system includes a wet film module 9, a fan 11, a water pump 8 and a first water tray 10, the water pump 8 connects a water source with the wet film module 9, the first water tray 10 for collecting the residual water on the wet film module 9 is arranged below the wet film module 9, the fan 11 for promoting air flow is arranged on one side of the wet film module 9, the water source may be a water source in the first water tray 10, and if the water source is not water in the first water tray, the first water tray is provided with a drainage device;
in this embodiment, the dehumidification system is vapor compression refrigeration system, including compressor 1, second water tray 7, condenser 2, throttling arrangement 4 and evaporimeter 5, second water tray 7 and 5 comdenstion water exit linkage of evaporimeter are used for collecting the comdenstion water of evaporimeter, the copper pipe of 1 export of compressor lets in the second water tray again in proper order with condenser 2, throttling arrangement 4, evaporimeter 5 and 1 access connection of compressor form the refrigeration circuit, 2 sides of condenser are equipped with condensing fan 3, and the side of evaporimeter 5 is equipped with evaporating fan 6.
The humidifying system and the dehumidifying system are installed in a cabinet, an air supply outlet shared by the humidifying system and the dehumidifying system is formed in the upper portion of the cabinet, a partition plate is arranged in the cabinet, the upper portion of the partition plate is the dehumidifying system, and the lower portion of the partition plate is the humidifying system. The partition board is provided with at least one air port communicated with the humidifying system and the dehumidifying system, and the wet air generated by the humidifying system is sent out from the air supply port through the air port and the upper space of the cabinet.
Humidity transducer sets up the humidity that is used for detecting in the computer lab outside the rack, humidity transducer, humidification system and dehumidification system are connected with control module 13, control module 13 passes through humidity transducer's detection signal control humidification system and dehumidification system open and close, control module adopts the industrial controller that supports standard communication protocol, industrial controller and host computer communication connection for realize remote management.
Example 2:
the present invention is described in detail below with reference to the accompanying drawings. The same components as those in embodiment 1 are denoted by the same reference numerals, and detailed description thereof will be omitted.
The humidifying system and the dehumidifying system are arranged in a cabinet, the bottom of the cabinet is provided with an air supply outlet for the humidifying system and the dehumidifying system to share, a partition plate is arranged in the cabinet, the upper part of the partition plate is provided with the humidifying system, and the lower part of the partition plate is provided with the dehumidifying system; the partition board is provided with two air ports communicated with the humidifying system and the dehumidifying system, and wet air generated by the humidifying system is sent out from the air supply port through the air ports and the lower space of the cabinet.
Description of the working process: setting humidity thresholds, minimum humidity S1, maximum humidity S2 by the control module;
a humidifying mode: when the humidity sensor of the machine room detects that the humidity is lower than S1, namely when a humidification requirement exists, the wet film humidification system is started, and meanwhile, the vapor compression refrigeration system is closed.
A dehumidification mode: when the humidity of the machine room is higher than S2, namely when a dehumidification requirement exists, the steam compression type refrigeration system is started, the wet film humidification system is closed, the temperature of the air is reduced to be lower than the condensation temperature when the air passes through the evaporator 4, condensed water is separated out, and the purpose of dehumidification is achieved.
An alarm mode: the filter screen of dehumidification system adds pressure differential alarm device, and when the dust of air inlet blockked up the filter screen and arouse that air inlet pressure difference reduces a definite value, pressure differential warning was reported to the police, and the suggestion needs clean filter screen. Meanwhile, the air quantity of the fan is increased by about 30% from the rotating speed and the air quantity of normal operation, the dehumidification effect is ensured, and the hidden danger of high pressure of the compressor is eliminated.
The present invention is not limited to the above embodiments, and various combinations and modifications of the above technical features may be provided for those skilled in the art, and modifications, variations, equivalents, or uses of the structure or method of the present invention in other fields without departing from the spirit and scope of the present invention are included in the protection scope of the present invention.
Claims (9)
1. A humidistat filter screen alarm device comprises: the side wall of the machine cabinet is provided with an air supply outlet, and the air supply outlet is provided with a filter screen; the method is characterized in that: a control module is arranged in the cabinet and is connected with the humidifying system, the dehumidifying system and the pressure difference alarm; the pressure difference alarm comprises a first pressure sensor, a second pressure sensor and an alarm, and the control module controls opening and closing of the pressure difference alarm.
2. The humidistat filter screen alarm device according to claim 1, wherein: the first pressure sensor and the second pressure sensor are respectively positioned at two opposite sides of the filter screen.
3. The humidistat filter screen alarm device according to claim 1, wherein: the cabinet outside is equipped with humidity transducer, humidity transducer connects control module, control module passes through humidity transducer's detection signal control humidification system and dehumidification system open and stop.
4. The filter screen alarm device of the constant humidity machine according to any one of claims 1 to 3, wherein: a partition plate is arranged in the cabinet, and the humidifying system and the dehumidifying system are respectively arranged on two sides of the partition plate.
5. The humidistat filter screen alarm device according to claim 4, wherein: the air supply outlet and the dehumidification system are arranged on the same side of the partition plate.
6. The humidistat filter screen alarm device according to claim 4, wherein: the partition board is transversely arranged in the cabinet, at least one air opening communicated with the humidifying system and the dehumidifying system is formed in the partition board, and the humid air generated by the humidifying system is sent out from the air supply opening through the air opening and the cabinet.
7. The humidistat filter screen alarm device according to claim 1, wherein: the humidifying system comprises a wet film module, a fan, a water pump and a first water tray, wherein the water pumping end of the water pump is connected with a water source, the water draining end of the water pump is connected with the wet film module, the first water tray is arranged below the wet film module, and the fan is arranged on one side of the wet film module.
8. The humidistat filter screen alarm device according to claim 1, wherein: the dehumidification system comprises a compressor, a second water tray, a condenser, a throttling device and an evaporator, wherein the second water tray is connected with a condensate outlet of the evaporator, a copper pipe at the outlet of the compressor is introduced into the second water tray and then sequentially connected with the condenser, the throttling device, the evaporator and an inlet of the compressor to form a refrigeration loop, and an evaporation fan is arranged on the side surface of the evaporator.
9. The humidistat filter screen alarm device according to claim 1, wherein: the control module adopts an industrial controller supporting a standard communication protocol, and the industrial controller is in communication connection with the upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470657.XU CN215637864U (en) | 2021-03-04 | 2021-03-04 | Constant humidity machine filter screen alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470657.XU CN215637864U (en) | 2021-03-04 | 2021-03-04 | Constant humidity machine filter screen alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215637864U true CN215637864U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120470657.XU Active CN215637864U (en) | 2021-03-04 | 2021-03-04 | Constant humidity machine filter screen alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215637864U (en) |
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2021
- 2021-03-04 CN CN202120470657.XU patent/CN215637864U/en active Active
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