CN205610017U - Low pressure distribution equipment with dehumidification cooling function - Google Patents

Abstract

The utility model discloses a low-voltage power distribution equipment with dehumidification and cooling functions, which comprises a box body, a box door, a functional unit, a dehumidification mechanism, a detection mechanism and a control mechanism. The box body is a double-layer structure with a cooling chamber in the middle. The dehumidification mechanism includes a ventilation plate, a fan and a condenser, the air inlet of the fan is connected with the ventilation plate, the air outlet of the fan is connected with the condenser, and the condenser includes a condensation box and a compression device, and the compression device The inlet and outlet are respectively connected to the cooling chamber through pipes, the pipes are provided with electric control valves, and the detection mechanism includes a temperature sensor and a humidity sensor. The utility model can detect the humidity and temperature in the box in real time. When the humidity and temperature are too high to affect the work of the distribution box, the controller will control the dehumidification mechanism to work, and pass the refrigerant into the cooling chamber, The dehumidification and cooling work is carried out, which improves the safety performance of the distribution box and prolongs the service life of the distribution box.

Description

A low-voltage power distribution equipment with dehumidification and cooling functions

technical field

The utility model relates to a low-voltage power distribution device with dehumidification and cooling functions, which is suitable for the field of electrical equipment.

Background technique

The distribution box is an electrical device used to reasonably distribute electric energy and facilitate the opening and closing operation of the circuit. It has a high level of safety protection and can intuitively display the conduction state of the circuit. During the use of the distribution box, excessive humidity in the box will easily cause corrosion of the internal electrical components, resulting in a short circuit of the circuit, and more seriously, it will cause fire damage to the distribution box. The safety performance is low and the cost is high. Shorten the service life of the distribution box. Moreover, the internal components of the distribution box tend to generate a lot of heat during the working process. If the internal temperature is too high, the internal components will not work normally, which will have a great impact on life and reduce the working efficiency of the distribution box. Although the box is provided with a heat dissipation through hole, the through hole is opened for a long time, which makes it easy for external dust and pollutants to enter the box, and it is very inconvenient to clean.

Contents of the invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a low-voltage power distribution equipment with dehumidification and cooling functions, which can detect the humidity and temperature in the box in real time. When the electric box is working, the controller will control the dehumidification mechanism to work, and pass the refrigerant into the cooling chamber to perform dehumidification and cooling work, which improves the safety performance of the distribution box and prolongs the service life of the distribution box.

The technical scheme adopted by the utility model to solve the above-mentioned technical problems is: a low-voltage power distribution equipment with dehumidification and cooling functions, including a box body, a box door, a functional unit, a dehumidification mechanism, a detection mechanism and a control mechanism, and the box door is hinged on the On the front side of the box, the functional unit and the control mechanism are arranged on the rear wall inside the box, the detection mechanism is arranged on the side wall inside the box, and the dehumidification mechanism is arranged at the lower end inside the box; The box body is a double-layer structure with a cooling chamber in the middle. The dehumidification mechanism includes a ventilation plate, a fan and a condenser. The air inlet of the fan is connected to the ventilation plate, and the air outlet of the fan is connected to the condenser. The condenser includes a condensing box and a compression device, the inlet and outlet of the compression device are respectively connected to the cooling chamber through a pipeline, and an electric control valve is arranged on the pipeline, and the detection mechanism includes a temperature sensor and a humidity sensor. The output end of the sensor and the output end of the humidity sensor are respectively connected with the input end of the control mechanism, and the output end of the control mechanism is respectively connected with the input end of the fan, the input end of the compression device and the input end of the electric control valve.

Further, in order to realize the function of the distribution box, the functional unit includes a bus bar, a protector assembly and a switch assembly in order from top to bottom.

Further, in order to realize the automatic control of dehumidification and cooling, the control mechanism is arranged on the left side of the switch assembly, a controller and a power module are arranged inside the control mechanism, the power module is electrically connected to the controller, and the control mechanism The device is a single-chip microcomputer.

Further, in order to facilitate wiring, a plurality of wire-setting bars are arranged in the box, and the line-setting bars are respectively arranged between the functional units and on the side walls inside the box.

Further, in order to facilitate the incoming and outgoing wires of the distribution box, the upper end of the box body is provided with a wire inlet hole, and the right side of the wire inlet hole is provided with a plurality of wire outlet holes.

Further, in order to liquefy the gaseous water in the box into liquid water and remove it from the box, a condensation pipe is arranged in the condensation box, the inlet of the condensation pipe is connected to the outlet of the compression device, and the outlet of the condensation pipe is connected to the outlet of the compression device. The inlets of the compression device are connected, the water outlet of the condensation box passes through the box body and leads to the outside of the box body, and refrigerant is arranged in the condensation pipe.

Further, in order to display the working status of the distribution box, a display panel is provided on the outside of the box door, and a power indicator light is provided on the display panel.

Further, in order to facilitate the display of the humidity and temperature in the box, the control panel is provided with a humidity display and a temperature display, the humidity display is arranged on the left side of the power indicator light, and the temperature display is arranged at the lower end of the humidity display , the output end of the control mechanism is respectively connected with the input end of the humidity display and the input end of the temperature display.

Further, in order to facilitate the manual start and close of the dehumidification mechanism, the control panel is provided with a start key and a stop key, and the start key and the stop key are arranged on the right side of the temperature display in turn, and the input terminals of the control mechanism are respectively connected with the start and stop keys. You connect the output of the key to the output of the stop key.

Further, in order to facilitate locking the box door, a mechanical lock is provided in the middle of the outer side of the box door.

After adopting the above technical scheme, the utility model has the following beneficial effects: the utility model can detect the temperature and humidity in the distribution box in real time due to the temperature sensor and the humidity sensor provided in the utility model. When the humidity is high, the controller It will control the dehumidification mechanism to work, convert the gaseous water in the box into liquid water and discharge it out of the box to ensure the dryness of the box. When the temperature in the box is too high, the controller will control the connection between the compression device and the cooling chamber. The electric control valve in the room is connected, the refrigerant enters the cooling chamber, vaporizes and absorbs heat, cools down the box body, and then enters the compression device again, which is convenient and simple to use, improves the safety performance and working efficiency of the distribution box, and prolongs the The service life of the distribution box, because the box adopts a double-layer structure, the cooling chamber is used to cool down, and the original ventilation holes are removed, so that dust and other pollutants from the outside will not enter the box, ensuring the cleanliness of the box. safer.

Description of drawings

Fig. 1 is a structural schematic diagram of a low-voltage power distribution equipment with dehumidification and cooling functions of the utility model;

Fig. 2 is a cross-sectional view of a dehumidification mechanism of a low-voltage power distribution equipment with dehumidification and cooling functions of the present invention;

Fig. 3 is a structural diagram of a box door of a low-voltage power distribution equipment with dehumidification and cooling functions of the present invention;

Fig. 4 is a control schematic diagram of a low-voltage power distribution equipment with dehumidification and cooling functions of the present invention;

In the figure: 1. Box body, 2. Box door, 3. Dehumidification mechanism, 4. Control mechanism, 5. Cooling chamber, 6. Ventilation plate, 7. Fan, 8. Condenser box, 9. Compression device, 10. Pipeline , 11. Electric control valve, 12. Temperature sensor, 13. Humidity sensor, 14. Bus bar, 15. Protector component, 16. Switch component, 17. Set line bar, 18. Outlet hole, 19. Inlet hole, 20. Condenser pipe, 21. Display panel, 22. Power indicator light, 23. Humidity display, 24. Temperature display, 25. Start button, 26. Stop button, 27. Mechanical lock.

detailed description

In order to make the content of the utility model more clearly understood, the utility model will be further described in detail below based on specific embodiments and in conjunction with the accompanying drawings.

As shown in Figure 1-4, a low-voltage power distribution equipment with dehumidification and cooling functions includes a box body 1, a box door 2, a functional unit, a dehumidification mechanism 3, a detection mechanism and a control mechanism 4, and the box door 2 is hinged on the On the front side of the box body 1, the functional unit and the control mechanism 4 are arranged on the rear wall inside the box body 1, the detection mechanism is arranged on the side wall inside the box body 1, and the dehumidification mechanism 3 is arranged on the The inner lower end of the box body; the box body 1 is a double-layer structure, with a cooling chamber 5 in the middle, and the dehumidification mechanism includes a ventilation plate 6, a fan 7 and a condenser, and the air inlet of the fan 7 is connected with the ventilation plate 6. The air outlet of the fan 7 is connected to the condenser, and the condenser includes a condensation box 8 and a compression device 9, and the inlet and the outlet of the compression device 9 are respectively connected to the cooling chamber 5 through a pipeline 10, and the pipeline 10 is provided with Electric control valve 11, the detection mechanism includes a temperature sensor 12 and a humidity sensor 13, the output end of the temperature sensor 12 and the output end of the humidity sensor 13 are respectively connected with the input end of the control mechanism, and the output ends of the control mechanism are respectively It is connected with the input end of fan 7, the input end of compression device 9 and the input end of electric control valve 11.

In order to realize the functions of the distribution box, the functional unit includes a bus bar 14 , a protector assembly 15 and a switch assembly 16 from top to bottom.

In order to realize the automatic control of dehumidification and cooling, the control mechanism 4 is arranged on the left side of the switch assembly 16, and a controller and a power module are arranged inside the control mechanism 4, and the power module is electrically connected to the controller. The controller is a single chip microcomputer.

In order to facilitate wiring, the box body 1 is provided with a plurality of line-setting bars 17 , and the line-setting bars 17 are respectively arranged between the functional units and on the side walls inside the box body 1 .

In order to facilitate the incoming and outgoing wires of the distribution box, an incoming wire hole 18 is provided on the upper end of the box body, and a plurality of outgoing wire holes 19 are arranged on the right side of the incoming wire hole 18 .

In order to liquefy the gaseous water in the box body 1 into liquid water and get rid of the box body 1, a condensation pipe 20 is arranged in the condensation box 8, and the inlet of the condensation pipe 20 is connected with the outlet of the compression device 9. The outlet of the condensing pipe 20 is connected with the inlet of the compression device 9 , the water outlet of the condensing tank 8 passes through the box 1 and leads to the outside of the box, and the condensing tube 20 is provided with a refrigerant.

In order to display the working state of the distribution box, a display panel 21 is provided on the outside of the box door 2 , and a power indicator light 22 is provided on the display panel 21 .

In order to be able to display the humidity and temperature conditions in the cabinet 1 conveniently, the control panel 21 is provided with a humidity display 23 and a temperature display 24, the humidity display 23 is arranged on the left side of the power indicator light 22, and the temperature display 24 It is arranged at the lower end of the humidity indicator 23 , and the output terminals of the control mechanism are respectively connected with the input terminals of the humidity indicator 23 and the temperature indicator 24 .

In order to facilitate the manual start and close of the dehumidification mechanism, the control panel 21 is provided with a start key 25 and a stop key 26, and the start key 25 and the stop key 26 are arranged on the right side of the temperature display 24 in sequence, and the input of the control mechanism The end is connected with the output end u of the start key 25 and the output end of the stop key 26 respectively.

In order to lock the box door 2 conveniently, a mechanical lock 27 is arranged in the middle of the outer side of the box door 2 .

When the power distribution box is working, the power indicator 22 is in a glowing state. When automatic dehumidification and cooling is required, first press the start button 25, and the humidity sensor 13 and temperature sensor 12 in the box 1 will detect the humidity in the box 1 in real time. Humidity and temperature conditions, and convert the signal into an electrical signal and transmit it to the controller. The controller processes the signal. When the humidity is high, the controller will control the fan 7 and the compression device 9 to work, and the fan 7 will control the cabinet. The gaseous water in 1 is sucked into the condensing box 8, and the refrigerant in the condensing pipe 20 converts the gaseous water into liquid water and discharges out of the box 1. When the temperature in the box 1 is too high, the controller will control the compression device 9 to work, and connect the electric control valve 11, and the refrigerant will be passed into the cooling chamber 5 to vaporize and absorb heat, and then the refrigerant gas will pass through again. The pipeline 10 enters the compression device 9 to be compressed again, which is convenient for the next use and ensures the safety of the distribution box. When the automatic dehumidification and cooling is not needed, press the stop key 26 to stop all the work of dehumidification and cooling, which is convenient and simple to use.

Compared with the prior art, the utility model is provided with a temperature sensor and a humidity sensor, which can detect the temperature and humidity in the distribution box in real time. When the humidity is high, the controller will control the dehumidification mechanism to work, and the The gaseous water in the box is converted into liquid water and discharged out of the box to ensure the dryness of the box. When the temperature in the box is too high, the controller will control the electric control valve between the compression device and the cooling chamber to connect, and the cooling The agent enters the cooling chamber, gasifies and absorbs heat, cools down the box body, and then enters the compression device again, which is convenient and simple to use, improves the safety performance and work efficiency of the distribution box, and prolongs the service life of the distribution box. The body adopts a double-layer structure, and the cooling chamber is used to cool down, and the original ventilation holes are removed, so that dust and other pollutants from the outside will not enter the box, ensuring the cleanliness of the box and making it safer to use.

The specific embodiments described above have further described the technical problems, technical solutions and beneficial effects solved by the utility model in detail. It should be understood that the above descriptions are only specific embodiments of the utility model and are not intended to be used To limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims (10)

1. a low-voltage distribution apparatus with dehumidifying and cooling function, it is characterised in that: include casing, chamber door, Functional unit, desiccant body, testing agency and controlling organization, described chamber door is hinged on the side before casing, Described functional unit and controlling organization are arranged on the rear wall of box inside, and described testing agency is arranged on case On the sidewall of internal side, described desiccant body is arranged on box house lower end；Described casing is double-decker, Middle is cooling chamber, and described desiccant body includes ventilating board, blower fan and condenser, the air inlet of described blower fan Being connected with ventilating board, the air outlet of described blower fan is connected with condenser, and described condenser includes cooling cylinder and pressure Compression apparatus, the inlet and outlet of described compressor is connected, on described pipeline with cooling chamber by pipeline respectively Being provided with electrically-controlled valve, described testing agency includes temperature sensor and humidity sensor, described temperature sensor Outfan be connected with the input of controlling organization respectively with the outfan of humidity sensor, described controlling organization Outfan input with the input of blower fan, the input of compressor and electrically-controlled valve respectively be connected.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, its feature It is: described functional unit includes bus bar, protector assembly and switch module the most successively.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 2, its feature Being: described controlling organization is arranged on the left side of switch module, described controlling organization is internally provided with controller And power module, described power module is electrically connected with the controller, and described controller is single-chip microcomputer.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, its feature Be: be provided with in described casing multiple put line row, described in put line row be separately positioned between functional unit and On the sidewall of box house.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, its feature Being: the upper end of described casing is provided with entrance hole, the right side of described entrance hole is provided with multiple wire hole.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, its feature Being: be provided with condensing tube in described cooling cylinder, the entrance of described condensing tube is connected with the outlet of compressor, The outlet of described condensing tube is connected with the entrance of compressor, and the outlet of described cooling cylinder leads to through casing Outside casing, in described condensing tube, it is provided with cold-producing medium.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, its feature It is: the outside of described chamber door is provided with display floater, and described display floater is provided with power supply indicator.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 7, its feature Being: be provided with wetness and temperature indicator on described control panel, described wetness is arranged In the left side of power supply indicator, described temperature indicator is arranged on the lower end of wetness, described control machine The outfan of structure is connected with the input of wetness and the input of temperature indicator respectively.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 8, its feature Being: be provided with start key and stop key on described control panel, described start key and stop key set gradually On the right side of temperature indicator, the input of described controlling organization respectively with the outfan of start key you and stop The outfan of key is connected.

A kind of low-voltage distribution apparatus with dehumidifying and cooling function the most according to claim 1, it is special Levy and be: in the middle of the outside of described chamber door, be provided with mechanical lock.