CN206817604U - A kind of anti-cold wind protection device of unit - Google Patents
A kind of anti-cold wind protection device of unit Download PDFInfo
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- CN206817604U CN206817604U CN201720559567.1U CN201720559567U CN206817604U CN 206817604 U CN206817604 U CN 206817604U CN 201720559567 U CN201720559567 U CN 201720559567U CN 206817604 U CN206817604 U CN 206817604U
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Abstract
A kind of anti-cold wind protection device of unit, the unit include：Water circle device, hot air apparatus and anti-cold wind protection device；The water circle device includes internal water circulation device and external water circulation device, the internal water circulation device includes heat exchanger, water pump, water pot and electric heater, the water side of the water pot is connected by the input of water pipe and water pump, the output end of water pump is connected by the input of water pipe and heat exchanger, and the output end of heat exchanger is connected by the backwater end of water pipe and water pot；The hot air apparatus includes blower fan and filter screen, and blower fan is arranged on the lower section of filter screen, and heat exchanger is arranged on the lower section of blower fan；The anti-cold wind protection device includes setting the heat exchange temperature sensor and controller for being used for sensing water temperature in heat exchanger on heat exchangers.The utility model can prevent blowing cold air, and it is more preferable to give people comfort.
Description
Technical field
It the utility model is related to the anti-cold wind protection device of heating equipment, especially unit.
Background technology
Fan coil units are mainly made up of low noise motor, coil pipe etc..Blower fan is by room air or outdoor mixing air
Interior is sent into after being cooled down or heated by surface cooler, indoor air temperature is reduced or is raised, to meet that the comfortableness of people will
Ask.Traditional fan coil is typically no to set anti-cold wind protection device, such as one kind that China Patent Publication No. is 106016469
Fan coil, including housing and heat exchanger tube, the housing is interior to include inlet tube and outlet tube, and the inlet tube and outlet tube extends transversely through heat exchange
Manage, the first reversal valve is provided with the water inlet pipe；The water outlet pipe part is provided with the second reversal valve；Second reversal valve is set
It is equipped with the discharge port for discharging medium in the fan coil.Blowing cold air when this kind of unit is opened, gives people discomfort.
The content of the invention
It is to be solved in the utility model that the anti-cold wind protection device of a unit is to provide with regard to problem, blowing cold air is prevented, is given
People's comfort is more preferable.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of anti-cold wind protection device of unit, it is described
Unit includes：Water circle device, hot air apparatus and anti-cold wind protection device；The water circle device includes internal water circulation device
With external water circulation device, the internal water circulation device includes heat exchanger, water pump, water pot and electric heater, the water pot
Water side is connected by the input of water pipe and water pump, and the output end of water pump is connected by the input of water pipe and heat exchanger, is changed
The output end of hot device is connected by the backwater end of water pipe and water pot；The hot air apparatus includes blower fan and filter screen, and blower fan is arranged on
The lower section of filter screen, heat exchanger are arranged on the lower section of blower fan；The anti-cold wind protection device, which includes setting, to be used to feel on heat exchangers
Survey the heat exchange temperature sensor and controller of water temperature in heat exchanger.The anti-cooling air unit principle of the utility model：When unit is opened
Afterwards, controller obtains temperature data by heat exchange temperature sensor, when coolant-temperature gage is less than pre-seting in heat exchanger, unit
Blower fan will be not turned on, to prevent cold wind from blowing out, when heat exchange temperature can just open blower fan higher than after pre-seting.
As an improvement, the external water circulation device includes the heat exchanger, water inlet pipe and outlet pipe, the water inlet pipe one
End is connected with the input of heat exchanger, and the other end of water inlet pipe stretches out outside cabinet and is provided with water intaking valve, one end of outlet pipe and water
Tank connects, and the other end of outlet pipe stretches out cabinet and is provided with outlet valve.
As an improvement, the water circle device also includes triple valve, the input of the output end of water pump, water inlet pipe and heat exchanger
End is connected by the triple valve.
As an improvement, the outer wall of the water pot and water pipe is covered with adiabator layer.
As an improvement, the heat exchanger is finned tube exchanger or micro-channel heat exchanger, the windward side of the heat exchanger with
The air outlet of blower fan is relative.
As an improvement, the water pot is located at the top of water pump, water pump is located at the top of triple valve, and the top of water pot is provided with row
Air valve, water pot is interior to be provided with water level switch.
As an improvement, the blower fan includes two spindle motor and the turbo blade positioned at motor both sides, the blower fan enters
Air port is parallel with filter screen.
As an improvement, the unit also includes cabinet, the upper end of the cabinet is provided with return air grid, the side of the cabinet
Lower end is provided with air outlet grate；The heat exchanger is inclined to set, and the outlet air surface of heat exchanger is towards the air outlet grate and and cabinet
Bottom setting at an acute angle.
As an improvement, the anti-cold wind protection device also includes being arranged between filter screen and blower fan being used for sense ambient temperature
Temperature Humidity Sensor with humidity, it is arranged on and is used for the water temperature sensor for sensing water temperature in water pot in water pot.
Caused beneficial effect is the utility model compared with prior art：
Unit has anti-cold wind defencive function：After unit is opened, heat exchange temperature sensor is sensed, works as heat exchange temperature
After pre-seting, the blower fan of unit will be not turned on, to prevent cold wind from blowing out.
Brief description of the drawings
Fig. 1 is unit external structure schematic diagram.
Fig. 2 is unit internal structure schematic diagram I.
Fig. 3 is unit internal structure schematic diagram II.
Fig. 4 is unit piping diagram.
Embodiment
With reference to Figure of description, the utility model is described in further detail.
A kind of heat pump fan coil units, including：Cabinet 1, internal water circulation device, external water circulation device, hot blast
Device and anti-cold wind protection device.
As shown in figure 1, the cabinet 1 is rectangle, it include top surface, left surface, right flank, front cover, rear front cover and
Bottom surface, one side therein is removable, for installing the inner part of cabinet 1.The bottom of the cabinet 1 is provided with castor 8, convenient to move
Dynamic, unit can also hang wall installation simultaneously.Dividing plate 18 is provided with the cabinet 1, space in cabinet 1 is separated into first by dividing plate 18
Cavity and the second cavity.The top return air grid 2 of the cabinet 1, the wherein one side bottom position of the cabinet 1 are provided with air-out
Grid 3, the utility model unit is set to form top return air, the heat supply wind path of side bottom air-out.In addition, unit is entered for convenience
Row control, control box 4 is set at the top of unit, control box 4 is provided with control button.
As shown in Figures 2 to 4, the internal water circulation device includes heat exchanger 14, triple valve 11, water pump 17, the and of water pot 10
Electric heater 21.The water side of the water pump 17 is connected by water pipe with the input of water pump 17, and the output end of water pump 17 passes through
Water pipe is connected with the first interface of triple valve 11, and the second interface of triple valve 11 is connected by the input of water pipe and heat exchanger 14
Connect, the output end of heat exchanger 14 is connected by water pipe with the backwater end of water pot 10.The water pot 10, water pump 17 and triple valve 11 are set
Put in the first cavity, and the water pot 10 is located at the top of water pump 17, water pump 17 is located at the top of triple valve 11, to ensure water
The import of pump 17 has water, prevents water pump 17 from cavitating.The top of water pot 10 is provided with air bleeding valve, there is automatic exhaust steam valve and manual exhaust valve two
Kind form：Automatic exhaust steam valve, air can be automatically drained out when there is air in system；Manual exhaust valve is, it is necessary to manual in debugging
Discharge system inner air.Water level switch, on-off model feedback are provided with water pot 10, effect is to ensure have inside water pot 10
Water, water shortage alarm require moisturizing, play guarantee system safety, electrical heating safety, water pump 17 is safe, and systematic function is optimal.Institute
The outer wall of water pot 10 and water pipe is stated covered with adiabator layer, after the water in unit heats, prevents heat to scatter and disappear, unit possesses
Certain energy storage effect.The heat exchanger 14 is finned tube exchanger 14 or micro-channel heat exchanger 14；The heat exchanger 14 is set
In the second cavity, one end of heat exchanger 14 is fixed on the inwall of cabinet 1, and the other end of heat exchanger 14 is fixed on dividing plate 18, and
The heat exchanger 14 is inclined to set, and the outlet air surface of heat exchanger 14 is towards the air outlet grate 3 and at an acute angle with the bottom of cabinet 1
Set, the air outlet grate 3 from the side bottom of cabinet 1 that the hot blast by heat exchanger 14 smoothes out is sent out.When unit uses
When electric heater 21 plus hot water heating, due to using multigroup electrical heating scheme, it can accomplish that water temperature can adjust, therefore can basis
Environment temperature adjusts heating load, accomplishes that environment temperature accurately controls, reaches the effect of energy-conservation.
As shown in Figures 2 to 4, the external water circulation device includes the triple valve 11, the heat exchanger 14, water inlet pipe 20
With outlet pipe 21.Described one end of water inlet pipe 20 is connected with the 3rd interface of triple valve 11, and the other end of water inlet pipe 20 stretches out cabinet 1
It is outer and be provided with water intaking valve 6；One end of outlet pipe 21 is connected with the output end of heat exchanger 14, and the other end of outlet pipe stretches out cabinet 1
And it is provided with outlet valve 5.Water intaking valve 6 and outlet valve 5 are manually-operated gate.
As shown in Fig. 2 the hot air apparatus includes blower fan 9 and filter screen 16.The blower fan 9 and filter screen 16 are arranged on the second chamber
In vivo, filter screen 16 is arranged on the top of the second cavity at return air grid, and blower fan is arranged on the lower section of filter screen 16, the blower fan
9 air inlet is parallel with filter screen 16, and the air outlet of blower fan 9 is relative with the windward side of heat exchanger 14.Set in second cavity
There is supporting plate 15, one end of supporting plate 15 is fixed on the inwall of cabinet 1, and the other end of supporting plate 15 is fixed on the side of dividing plate 18, the wind
Machine 9 is fixed on supporting plate 15.The blower fan 9 includes two spindle motor 91 and the turbo blade 92 positioned at the both sides of motor 91, passes through
Motor 91 drives two turbo blades 92.
The anti-cold wind protection device, which includes being arranged between filter screen 16 and blower fan, is used for sense ambient temperature and humidity
Temperature Humidity Sensor, it is arranged in water pot 10 for sensing the water temperature sensor of water temperature in water pot 10, being arranged on heat exchanger 14
The upper temperature sensor of heat exchanger 14 and controller for being used to sense water temperature in heat exchanger 14；After unit is opened, controller passes through
The temperature sensor of heat exchanger 14 obtains temperature data, and when coolant-temperature gage is less than pre-seting in heat exchanger 14, the blower fan of unit will not
Open, to prevent cold wind from blowing out, when the temperature of heat exchanger 14 can just open blower fan higher than after pre-seting.
As shown in Fig. 2 the bottom in the cabinet 1 sets water pond 13, the water pond 13 is provided with drainpipe 7, drainpipe 7
One end stretch out the side of cabinet 1, water pond 13 is to prevent unit internal leakage.The heat pump also includes adding with fan coil units
Wet device 12, the nozzle of humidification device 12 are arranged on the front of the outlet air surface of heat exchanger 14.
The utility model heat supply method：
After unit is opened, controller obtains temperature data by the temperature sensor of heat exchanger 14, when water in heat exchanger 14
Less than when pre-seting, the blower fan of unit will be not turned on temperature, to prevent cold wind from blowing out, after the temperature of heat exchanger 14 is higher than pre-seting
Blower fan can just be opened；
When unit uses external heat source, unit water intaking valve and outlet valve, the second interface of triple valve 11 and the 3rd are opened
Interface is connected, and hot water is flowed through heat exchanger 14 by external heat source by external water circulation device, the He of electric heater 21 inside unit
Water pump 17 does not work, and unit adjusts air quantity to control environment temperature by inflow temperature；When unit is without using external heat source,
Close unit water intaking valve and outlet valve, the electric heater 21 and water pump 17 inside unit are opened, and unit is by adjusting electric heater
21 power, water pump 17 and blower fan gear control environment temperature；
By fresh air out of, return air grid 2 sucks cabinet 1 the second cavity, fresh air is sent to blower fan after the filtering of filter screen 16
Heat exchanger 14 in bottom goes out, and fresh air enters from the windward side of heat exchanger 14, with after the carry out heat exchange of heat exchanger 14 from changing
The outlet air surface output of hot device 14, because the outlet air surface of heat exchanger 14 is inclined, the side bottom of the hot blast of output from cabinet 1
Output.
The utility model unit has two kinds of heat-supplying modes, and when there is external heat source, unit is as end heat supply；When not having
Water can be heated with electrical heating during external heat source, then pass through heat exchanger 14, blower fan heat supply.Traditional air-conditioning heat supply be furred ceiling,
Wall built-up or the place air-supply apart from ground certain altitude, when unit is to send hot blast, hot-air is to flow up, and can be led
The top temperature height in heat supply space is caused, lower section temperature is low, and temperature field is uneven；Wanted in order that the sendible temperature in heat supply space reaches
Ask it is necessary to provide more heats, heat supply space above have accumulated substantial amounts of heat, and heat waste does not save；In addition, from top
The hot blast sent blows to human body, because air heating causes relative humidity to decline, human body sensory can be allowed to dry, uncomfortable.This practicality
New unit is top top surface return air, unit side bottom air-out, can solve the drawbacks of traditional heat supply scheme：Because unit is
The hot blast sent, when unit is blown from below, hot-air is flowed up, and the temperature field ratio in heat supply space can be made to blow and hang from top
Top is blown uniform, and human body is also in the high-temperature region of heat supply, is not also interfered with comfortably even if the temperature at the top of heat supplying air conditioning is low
Degree, so as to more more energy efficient than apart from ground certain altitude air supply mode；Because lower preceding ground is blown, heat supply space temperature field is under
Gradually reduced to upper temperature, so sendible temperature is high, but situation about drying can reduce.
Claims (9)
1. a kind of anti-cold wind protection device of unit, it is characterised in that the unit includes：Water circle device, hot air apparatus and anti-
Cold wind protection device；The water circle device includes internal water circulation device and external water circulation device, the internal water circulation
Device includes heat exchanger, water pump, water pot and electric heater, and the water side of the water pot is connected by the input of water pipe and water pump
Connect, for the output end of water pump by the connection of the input of water pipe and heat exchanger, the output end of heat exchanger passes through time of water pipe and water pot
Water end (W.E.) connects；The hot air apparatus includes blower fan and filter screen, and blower fan is arranged on the lower section of filter screen, and heat exchanger is arranged under blower fan
Side；The anti-cold wind protection device includes setting the heat exchange temperature sensor for being used for sensing water temperature in heat exchanger on heat exchangers
And controller.
A kind of 2. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The external water circulation device
Including the heat exchanger, water inlet pipe and outlet pipe, the connection of the input of described water inlet pipe one end and heat exchanger, water inlet pipe it is another
End is stretched out outside cabinet and is provided with water intaking valve, and one end of outlet pipe is connected with water pot, and the other end of outlet pipe stretches out cabinet and is provided with
Outlet valve.
A kind of 3. anti-cold wind protection device of unit according to claim 2, it is characterised in that：The water circle device also wraps
Triple valve is included, the output end of water pump, water inlet pipe are connected with the input of heat exchanger by the triple valve.
A kind of 4. anti-cold wind protection device of unit according to claim 1, it is characterised in that：Outside the water pot and water pipe
Wall is covered with adiabator layer.
A kind of 5. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The heat exchanger is finned tube
Heat exchanger or micro-channel heat exchanger, the windward side of the heat exchanger are relative with the air outlet of blower fan.
A kind of 6. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The water pot is located at water pump
Top, water pump are located at the top of triple valve, and the top of water pot is provided with air bleeding valve, water level switch is provided with water pot.
A kind of 7. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The blower fan includes two axle
Motor and the turbo blade positioned at motor both sides, the air inlet of the blower fan are parallel with filter screen.
A kind of 8. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The unit also includes machine
Case, the upper end of the cabinet are provided with return air grid, and the side lower end of the cabinet is provided with air outlet grate；The heat exchanger is inclined
Set, the outlet air surface of heat exchanger towards the air outlet grate and with the setting at an acute angle of the bottom of cabinet.
A kind of 9. anti-cold wind protection device of unit according to claim 1, it is characterised in that：The anti-cold wind protection device
Also include being arranged on and be used for the Temperature Humidity Sensor of sense ambient temperature and humidity between filter screen and blower fan, be arranged in water pot and use
In the water temperature sensor of water temperature in sensing water pot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720559567.1U CN206817604U (en) | 2017-05-16 | 2017-05-16 | A kind of anti-cold wind protection device of unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720559567.1U CN206817604U (en) | 2017-05-16 | 2017-05-16 | A kind of anti-cold wind protection device of unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206817604U true CN206817604U (en) | 2017-12-29 |
Family
ID=60756623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720559567.1U Active CN206817604U (en) | 2017-05-16 | 2017-05-16 | A kind of anti-cold wind protection device of unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206817604U (en) |
-
2017
- 2017-05-16 CN CN201720559567.1U patent/CN206817604U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230523 Address after: 318054 Central Industrial Zone, fengjiang street, Luqiao District, Taizhou City, Zhejiang Province (fengjiang) Patentee after: Yilaide Fan Coil Unit (Taizhou) Co.,Ltd. Address before: Qunhui village, Haimen street, Jiaojiang District, Taizhou City, Zhejiang Province Patentee before: TAIZHOU YILAIDE AIR-CONDITIONING Co.,Ltd. |