CN208075214U - Four-pipe system air-conditioning internal water system system control device - Google Patents

Four-pipe system air-conditioning internal water system system control device Download PDF

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Publication number
CN208075214U
CN208075214U CN201820509500.1U CN201820509500U CN208075214U CN 208075214 U CN208075214 U CN 208075214U CN 201820509500 U CN201820509500 U CN 201820509500U CN 208075214 U CN208075214 U CN 208075214U
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China
Prior art keywords
water
pipe
temperature
temperature controller
contact
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Expired - Fee Related
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CN201820509500.1U
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Chinese (zh)
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董长进
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Individual
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Individual
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Abstract

The utility model discloses a kind of four-pipe system air-conditioning internal water system system control device, including backwind tube, fan coils, temperature controller, cold water pipe, hot-water line, first return pipe, second return pipe, the first motor-driven valve and the second motor-driven valve, fan coil include three fast wind turbines, chilled water coil, hot-water coil pipe and ajutage, chilled water coil one end are connect with cold water pipe, and the other end is connect with the first return pipe;Hot-water coil pipe one end is connect with hot-water line, and the other end is connect with the second return pipe;Cold water pipe and hot-water line by equipped with connecting tube connect, the first motor-driven valve is for controlling chilled water coil opening and closing, and the second motor-driven valve is for controlling hot-water coil pipe opening and closing;Temperature controller is equipped with one grade of " cold ", and two grades of " cold " and " heat " shelves outdoor temperature inductor are connect with zero curve.When its advantages of is that the outer temperature difference is smaller indoors, without constantly opening and closing the first motor-driven valve, the service life of the first motor-driven valve is improved, can be good at controlling indoor temperature.

Description

Four-pipe system air-conditioning internal water system system control device
Technical field
The utility model is related to a kind of four-pipe system air-conditioning, especially a kind of four-pipe system air-conditioning internal water system system control device.
Background technology
Four-pipe system air-conditioning refers to air-conditioning box while cooling coil and hot coil being housed, and every group of coil pipe one is into one time, totally four.Two groups Water pipe is respectively connected to hot water or cold water, that is, throughout the year regardless of when, cooling and warming can switch at any time, can be with While realizing some room heat supplies, other room coolings.But in southern autumn, when indoor/outdoor temperature-difference is smaller, such as Fruit opens cooling coil, then indoor temperature declines quickly, closing cooling coil is needed to be needed when indoor temperature rises at this time Cooling coil is opened, therefore cooling coil constantly opens and closes in use so that the reduced service life of valve.
Utility model content
The purpose of this utility model is to solve the deficiencies in the prior art, provides a kind of soft busbar of flexible connection.
A kind of technical solution of the utility model:
A kind of four-pipe system air-conditioning internal water system system control device, including backwind tube, fan coil, temperature controller, cold water pipe, hot water Pipe, the first return pipe, the second return pipe, the first motor-driven valve and the second motor-driven valve, fan coil include three fast wind turbines, cold water tray Pipe, hot-water coil pipe and ajutage, the water inlet of chilled water coil are connect with cold water pipe, and water outlet is connect with the first return pipe;Hot water The water inlet of coil pipe is connect with hot-water line, and water outlet is connect with the second return pipe;Cold water pipe and hot-water line by equipped with connection Pipe connects, and the first motor-driven valve is connected between the water outlet of chilled water coil and the first return pipe, and the second motor-driven valve is connected to hot water The water outlet of coil pipe and the second return pipe and between;Temperature controller is equipped with one grade of " cold ", two grades of " cold " and " heat " shelves, and temperature controller touches Point 1 and contact 3 by equipped with conducting wire connect respectively with the second motor-driven valve, the contact 2 of temperature controller is connect with zero curve, temperature controller Contact 5 and contact 9 are connect with the first motor-driven valve respectively, and the contact 8 of temperature controller is connect with firewire, three fast wind turbines by equipped with lead Respectively with ground wire, contact 4, contact 6 and the contact 7 of temperature controller connect line;The contact 10 of temperature controller is connect with zero curve;Work as temperature controller It dials to one grade of " cold ", when indoor temperature is higher than temperature controller setting value, the contact 2 of temperature controller is connected with contact 5 and controls first Motor-driven valve is opened;When temperature controller dials to two grades of " cold ", and indoor temperature is less than temperature controller setting value, 2 He of contact of temperature controller Contact 3 is connected and controls the second motor-driven valve opening;When temperature controller dials to " heat " shelves, indoor temperature is less than temperature controller setting value When, the contact 8 of temperature controller is connected with contact 1 and controls the second motor-driven valve opening.
A kind of preferred embodiment is that four-pipe system air-conditioning internal water system system control device further includes for collection room to be outer and indoor temperature The contact 10 of the indoor/outdoor temperature-difference inductor of difference, indoor/outdoor temperature-difference inductor and temperature controller connects, and indoor/outdoor temperature-difference inductor is set There is fiducial temperature value;When indoor/outdoor temperature-difference value is more than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to One grade of " cold ";When indoor/outdoor temperature-difference value is less than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to " cold " Two grades.
A kind of preferred embodiment is caliber of the caliber more than hot-water coil pipe of chilled water coil.
In summary technical solution, the beneficial effects of the utility model:In hot weather, temperature controller is dialed to " cold " One grade, when indoor temperature is higher than temperature controller setting value, the first motor-driven valve opening is connected with contact 5 and controlled in the contact 2 of temperature controller, Cold water pipe conveys cold water into chilled water coil, at this point, ajutage, to indoor conveying cold air, indoor temperature can significantly drop It is low;In warm or mild weather, when temperature controller dials to two grades of " cold ", and indoor temperature is less than temperature controller setting value, temperature controller Contact 2 connected with contact 3 and control the second motor-driven valve opening, the cold water in cold water pipe pass through successively connecting tube, hot-water line to Cold water is conveyed in hot-water coil pipe, at this point, ajutage, to indoor conveying cold air, indoor temperature can reduce by a small margin;In cold Weather, when temperature controller dials to " heat " shelves, and indoor temperature is less than temperature controller setting value, the contact 8 and contact 1 of temperature controller connect Lead to and control the second motor-driven valve opening, hot-water line conveys hot water into hot-water coil pipe, at this point, ajutage is empty to indoor conveying heat Gas, indoor temperature can be increased significantly;Therefore it is not necessarily in warm or mild weather, it is only necessary to " cold " two grades of work, without warp Normally open and closing one grade of " cold ", improves the service life of valve.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model It can be clearer and more comprehensible with advantage, it is special below to lift preferred embodiment, and coordinate attached drawing, detailed description are as follows.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model;
Fig. 2 is the principles of the present invention figure.
Specific implementation mode
As depicted in figs. 1 and 2, a kind of four-pipe system air-conditioning internal water system system control device, including backwind tube 50, fan coil 20, temperature controller 30, cold water pipe 41, hot-water line 42, the first return pipe 43, the second return pipe 44, the first motor-driven valve 45, second is electronic Valve 46 and for outside collection room and the outdoor temperature inductor of indoor temperature difference, fan coil 20 to include three speed wind turbines 21, cold The water inlet of water coil 22, hot-water coil pipe 23 and ajutage 24, chilled water coil 22 is connect with cold water pipe 41, water outlet and first time Water pipe 43 connects;The water inlet of hot-water coil pipe 23 is connect with hot-water line 42, and water outlet is connect with the second return pipe 44;Cold water pipe 41 With hot-water line 42 by equipped with connecting tube 47 connect, the first motor-driven valve 45 be connected to chilled water coil 22 water outlet and first time Between water pipe 43, the second motor-driven valve 46 be connected to hot-water coil pipe 23 water outlet and the second return pipe 44 and between;Temperature controller 30 For TS101.Temperature controller 30 is equipped with one grade 31 of " cold ", two grade 32 of " cold " and " heat " shelves 33, and the contact 1 and contact 3 of temperature controller 30 are logical It crosses the conducting wire being equipped with to connect with the second motor-driven valve 46 respectively, the contact 2 of temperature controller 30 is connect with zero curve, the contact 5 of temperature controller 30 Connect respectively with the first motor-driven valve 45 with contact 9, the contact 8 of temperature controller 30 is connect with firewire, three fast wind turbines 21 by equipped with Respectively with ground wire, contact 4, contact 6 and the contact 7 of temperature controller 30 connect conducting wire;Outdoor temperature inductor is connect with zero curve.
In hot weather, when temperature controller 30 dials to one grade 31 of " cold ", and indoor temperature is higher than 30 setting value of temperature controller, The contact 2 of temperature controller 30 is connected with contact 5 and controls the first motor-driven valve 45 opening, due to being equipped with cold water, temperature control in cold water pipe 41 The first motor-driven valve 45 opening is connected with contact 5 and controlled in the contact 2 of device, and the cold water in cold water pipe 41 flows to chilled water coil 22, returns Wind in air hose 50 blows to chilled water coil 22 under the action of three fast wind turbine 21, and the wind after chilled water coil 22 becomes cold wind, Cold wind is blowed to interior by ajutage 24, achievees the effect that quickly to reduce indoor temperature;In warm or mild weather, when temperature controller is dialled It moves to two grade 32 of " cold ", when indoor temperature is less than temperature controller setting value, the contact 2 of temperature controller is connected with contact 3 and controls second Motor-driven valve is opened;Cold water in cold water pipe 41 passes through connecting tube 47 successively, hot-water line 42 conveys cold water into hot-water coil pipe 23, this When, ajutage 24 can reduce by a small margin to indoor conveying cold air, indoor temperature;In arctic weather, when temperature controller 30 is dialled It moves to " heat " shelves 33, when indoor temperature is less than 30 setting value of temperature controller, the contact 8 of temperature controller 30 is connected with contact 1 and controls the Two motor-driven valves 46 are opened;Due to being equipped with hot water in hot-water line 42, the contact 8 of temperature controller 30 is connected with contact 1 and controls the second electricity Dynamic valve 46 is opened, and the hot water in hot-water line 42 flows to hot-water coil pipe 23, and the wind in backwind tube 50 is under the action of three fast wind turbine 21 Hot-water coil pipe 23 is blowed to, the wind after hot-water coil pipe 23 becomes hot wind, and hot wind is blowed to interior by ajutage 24, reaches and improves room The effect of interior temperature.Therefore it is not necessarily in warm or mild weather, it is only necessary to " cold " two grade of 32 work, without often opening and closing One grade 31 of " cold ", improves the service life of valve.
Preferably, four-pipe system air-conditioning internal water system system control device further includes for outside the collection room and interior of indoor temperature difference The contact 10 of outer temperature difference inductor, indoor/outdoor temperature-difference inductor and temperature controller connects, and indoor/outdoor temperature-difference inductor is equipped with default temperature Difference;
When indoor/outdoor temperature-difference value is more than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to " cold " one Shelves 31;When indoor/outdoor temperature-difference value is less than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to two grades of " cold " 32.Realize one grade 31 of " cold " and " cold " two grade of 32 automatic switchover.
Specifically, the caliber of chilled water coil 22 is more than the caliber of hot-water coil pipe 23.
It is specific embodiment of the present utility model above, it is noted that for those skilled in the art For, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications It is considered as the scope of protection of the utility model.

Claims (3)

  1. The control device 1. a kind of four-pipe system air-conditioning internal water system is united, which is characterized in that including backwind tube, fan coil, temperature controller is cold Water pipe, hot-water line, the first return pipe, the second return pipe, the first motor-driven valve and the second motor-driven valve, the fan coil include three speed The water inlet of wind turbine, chilled water coil, hot-water coil pipe and ajutage, the chilled water coil is connect with cold water pipe, water outlet and first Return pipe connects;The water inlet of the hot-water coil pipe is connect with hot-water line, and water outlet is connect with the second return pipe;The cold water pipe With hot-water line by equipped with connecting tube connect, first motor-driven valve is connected to the water outlet and the first return pipe of chilled water coil Between, second motor-driven valve be connected to hot-water coil pipe water outlet and the second return pipe and between;The temperature controller is equipped with One grade of " cold ", two grades of " cold " and " heat " shelves, the contact 1 and contact 3 of the temperature controller by equipped with conducting wire it is electric with second respectively Dynamic valve connection, the contact 2 of the temperature controller are connect with zero curve, the contact 5 and contact 9 of the temperature controller respectively with the first motor-driven valve Connection, the contact 8 of temperature controller connect with firewire, the three speed wind turbines by equipped with conducting wire respectively with ground wire, temperature controller it is tactile Point 4, contact 6 and contact 7 connect;The contact 10 of the temperature controller is connect with zero curve;
    When temperature controller dials to one grade of " cold ", and indoor temperature is higher than temperature controller setting value, the contact 2 and contact 5 of temperature controller connect Lead to and controls the first motor-driven valve opening;When temperature controller dials to two grades of " cold ", and indoor temperature is less than temperature controller setting value, temperature control The contact 2 of device is connected with contact 3 and controls the second motor-driven valve opening;When temperature controller dials to " heat " shelves, indoor temperature is less than temperature When controlling device setting value, the contact 8 of temperature controller is connected with contact 1 and controls the second motor-driven valve opening.
  2. The control device 2. four-pipe system air-conditioning internal water system according to claim 1 is united, which is characterized in that the four-pipe system air-conditioning Internal water system system control device further includes the indoor and outdoor temperature for outside collection room and the indoor/outdoor temperature-difference inductor of indoor temperature difference The contact 10 of poor inductor and temperature controller connects, and the indoor/outdoor temperature-difference inductor is equipped with fiducial temperature value;
    When indoor/outdoor temperature-difference value is more than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to one grade of " cold "; When indoor/outdoor temperature-difference value is less than fiducial temperature value, indoor/outdoor temperature-difference inductor triggering temperature controller is dynamic to be allocated to two grades of " cold ".
  3. The control device 3. four-pipe system air-conditioning internal water system according to claim 1 is united, which is characterized in that the chilled water coil Caliber is more than the caliber of hot-water coil pipe.
CN201820509500.1U 2018-04-11 2018-04-11 Four-pipe system air-conditioning internal water system system control device Expired - Fee Related CN208075214U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820509500.1U CN208075214U (en) 2018-04-11 2018-04-11 Four-pipe system air-conditioning internal water system system control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820509500.1U CN208075214U (en) 2018-04-11 2018-04-11 Four-pipe system air-conditioning internal water system system control device

Publications (1)

Publication Number Publication Date
CN208075214U true CN208075214U (en) 2018-11-09

Family

ID=64040663

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820509500.1U Expired - Fee Related CN208075214U (en) 2018-04-11 2018-04-11 Four-pipe system air-conditioning internal water system system control device

Country Status (1)

Country Link
CN (1) CN208075214U (en)

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