CN2322072Y - Temp. controlling assembly for air conditioner - Google Patents
Temp. controlling assembly for air conditioner Download PDFInfo
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- CN2322072Y CN2322072Y CN97247983U CN97247983U CN2322072Y CN 2322072 Y CN2322072 Y CN 2322072Y CN 97247983 U CN97247983 U CN 97247983U CN 97247983 U CN97247983 U CN 97247983U CN 2322072 Y CN2322072 Y CN 2322072Y
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Abstract
The utility model relates to a temperature controlling assembly for an air conditioner, which belongs to the technical field of an air condition electric appliance. The utility model is installed on the wind path system of an air conditioner, and the utility model is composed of a regulating thermostat with a mechanical indicating meter and a thermostat controlled by the utility model. The thermostat of the utility model is a switch assembly or a speed regulating switch assembly which can control the stop and the work of a fan motor. The assemblies can be formed by one or a plurality of a switch assembly, a relay, a switch circuit, a gating circuit, a triggering circuit, and a stepping, or a grading, or a stepless speed regulation switch circuit. The technological improvement can be realized that a temperature controlling assembly is moved from the water path system of an air conditioner to the wind path system of the air conditioner. The utility model has the advantages of low cost, convenient installation, convenient maintenance, improvement of an air conditioner performance, etc. The utility model can be widely used in an air conditioning system and a central air conditioner.
Description
Described in the utility model is the new temperature control parts of a kind of air-conditioning, and it is commonly called as radiator valve, belongs to the air conditioning appliance technical field.
Present air-conditioning, some is not provided with the temperature control parts, and this class air-conditioning can not and change the temperature required of air-conditioning by the automatic selection of owner's wish.Also have another kind of air-conditioning can select and regulate the temperature of air-conditioning, can select and change the air-conditioning of temperature automatically and realize by its temperature control parts according to owner's wish.The temperature control parts of Shi Yonging are made up of adjustable temperature control device and temperature controller now.The adjustable temperature control device is a thermostat that has machinery indication gauge outfit and can produce control signal by regulating and controlling temperature numerical value, adjustable resistor in this way, and its temperature controller is installed on the water pipe of water circuit system of air-conditioning, electromagnetic valve on the water pipe in this way, be subjected to the current break-make of the moving water pipe of adjustable temperature control device temperature control signal control, thereby reach the purpose of temperature control air-conditioning.But be mounted in the temperature-sensing valve door complexity on the water pipe, cost height, but also it is ineffective valve event usually to occur, even valve is not subjected to the control of temperature signal moving, causes the air-conditioning cisco unity malfunction.This situation had both illustrated the technical deficiency that exists, and need make improvements as early as possible.
One of goal of the invention of the present utility model is that the temperature detect switch (TDS) valve that the air-conditioning water route is provided with is improved, and it is removed on the water pipe by water, to eliminate because of the ineffective situation that causes the air-conditioning cisco unity malfunction of water route temperature detect switch (TDS) valve.Two of the purpose of invention is that temperature controller is set on the air path system of air-conditioning, realizes the purpose of temperature control air-conditioning with the work of temperature control blower motor.Temperature controller is retrofitted to air path system from the water circuit system of air-conditioning, is a technological change and the improvement of air-conditioning.To make the rational in infrastructure of air-conditioning, cost reduces, and has reduced fault rate, has improved performance, makes the operation of the air-conditioning normalization that more becomes.
The utility model realizes that the technical scheme of goal of the invention is as follows: the temperature control parts that this air-conditioning is new, also be commonly called as radiator valve, it is made up of the adjustable temperature control device of band machinery indication gauge outfit and the temperature controller of control thereof, wherein the indicating graduation numerical value of mechanical gauge outfit is corresponding with uniform temperature, the different scale numerical value of the recruiting temperature required numerical value of air-conditioning of recruiting exactly, and the temperature control signal of Temperature numerical will be controlled the temperature controller action thus.The technical characterstic of this scheme is: its temperature controller is installed on the air path system of air-conditioning, as is contained on the air-conditioning position that air-conditioning draught fan can brush, and temperature controller is accepted the start and stop of the temperature control signal of adjustable temperature control device and temperature control blower fan and operating rate speed etc.This temperature controller is accepted the adjustable temperature control device and is represented after the temperature control signal of air-conditioning selected temperature, can make the control signal of start and stop of temperature control blower motor and work to blower fan.
The temperature control parts that this air-conditioning is new, its detailed technical scheme also has: its temperature controller can be mounted in the switch module or the speed-regulating switch assembly of air path system temperature control blower fan work.Wherein said switch module can be the assembly that switch element constitutes, or the switch module of relay assembly formation, or the switch module that constitutes by on-off circuit, or the switch module that constitutes by gate circuit, circuits for triggering, or the switch module that constitutes by two or more mixing of above-mentioned various components.Described speed-regulating switch assembly can be that stepping or step-governor d on-off circuit constitute, also can be that the stepless speed regulation on-off circuit constitutes, the speed-regulating switch circuit that frequency conversion mode in this way constitutes, or the speed-regulating switch circuit of transferring make-to-break ratio to constitute, or the speed-regulating switch circuit that constitutes by controllable silicon, IGCT, switching tube etc.
The utility model air-conditioning temperature control parts by water system move on to air path system, this is a technological improvement of air-conditioning.It more becomes rationally the temperature adjusting of air-conditioning, has brought parts to reduce cost, simple installation, easy to maintenance, advantages such as air-conditioning work performance raising have obvious practicability, the temperature control parts that this air-conditioning is new can extensively be used on central air-conditioning or the big air-conditioning system, are worthy of popularization.
Figure of description of the present utility model has three width of cloth.Fig. 1～Fig. 3 all is structural representations of the new temperature control parts of air-conditioning.In Fig. 1: 1,2 for connecing the two ends of power supply; 3 is blower motor; 4～10 constitute a regulator rectifier circuit; 12,13 adjustable resistors that are respectively refrigeration and pyrogenicity; 15 is variable temperature resistance device; 16,17,21 be operational amplifier; 11,14,22 be biasing resistor; 18,19,23 be current-limiting resistance; 20 is a DPTT double-pole triple throw switch; 24 is electric capacity; 25 is switch triode; 27 is relay assembly (J), and 28 is its one group of assembly, 26 diodes of releasing for it; 29 is a cutter three throw switches, and its three fixed end is connected with three speed threshold terminations 30～32 of motor 3 respectively; 33 hold with being.In Fig. 2 with Fig. 1 in identical object adopted the code number corresponding with Fig. 1.Therefore, 1～16,18～23, the equal correspondence of 25～28,30～33 object is same as the object shown in Fig. 1.By contrast, lacked 17 among Fig. 1,24,29 among Fig. 2, wherein manually three speed switch is replaced by automatic relay assembly 28,40,47.And 34～40 among Fig. 2,41～47 structures and object are same as 21～27 among Fig. 2,28 object and structure.48 is 3 even ends.In Fig. 3: adopted the code number corresponding with Fig. 1 with object identical among Fig. 1.Therefore, 1～22 equal correspondence is same as the object shown in Fig. 1 among the figure.In addition, 23,26,29,32,34 are operational amplifier, and 24,25,28,30,31,38,40,42,44～47,52～54 are resistance; 27 is electric capacity; 35,36 be diode; 37,39,41,43 be light emitting diode; 48,49,55,56 be the optocoupler triode; 50,51,57,58 be Darlington transistor; 59 is a full bridge rectifier.Below, in conjunction with the embodiments three width of cloth figure are further elaborated.
Non-limiting examples of the present utility model is as follows:
Example one. the temperature control parts that air-conditioning is new.
The temperature control parts that the described air-conditioning of this example is new, its structure as shown in Figure 1, it is made up of the adjustable temperature control device of band machinery indication gauge outfit and the temperature controller of control thereof, their concrete structure is illustrated by 11～28 of Fig. 1.Wherein: form temperature control signal generating circuit with the adjustable temperature control device of mechanical gauge outfit by resistance 11～13,18 and operational amplifier 16, adjustable resistor 12,13 constitutes the input of refrigeration and pyrogenicity temperature control signal, it has machinery---the dial plate that is provided with the Temperature numerical scale and the maneuverable pointer of garden sheet or garden ring-type in this way, constituted mechanical type temperature indication gauge outfit, the in succession spiral arm of adjustable resistor 12,13 of its pointer, pointer turns to dial plate temperature scale value, promptly is the selected temperature control numerical value of air-conditioning.This machinery indication gauge outfit and its related adjustable resistor 12,13 have become the temperature control signal of telecommunication (voltage or current signal in this way) to the selected temperature control numerical value of air-conditioning.On current-limiting resistance 18, export a temperature control signal (or claiming standard signal) of representing the air-conditioning selected temperature through amplifier.The temperature signal of being made of temperature controller resistance 14,15,19 and operational amplifier 17 produces circuit.Resistance 15 can be a thermal resistor or to heat sensitive sensor, it is installed in the air path system of air-conditioning, as be installed on the air-conditioning position that blower fan can brush or the somewhere, room, it produces the temperature signal (voltage or current signal in this way) of representing the air conditioner surroundings temperature, exports a temperature signal (or claiming comparison signal) of representing the environment temperature of air-conditioning real-time change through amplifier on current-limiting resistance 19.Formed signal comparator circuit by change-over switch 20, operational amplifier 21, resistance 22,23.In amplifier 21, selected air-conditioning temperature control signal and the temperature signal of real-time change constantly all relatively with monitor.The temperature control signal is exported from resistance 23 result of temperature signal monitoring, and controls and determining start and stop and the work of temperature controller to blower motor 3.The on-off circuit of having formed temperature controller control blower motor 3 by electric capacity 24, switching tube 25, diode 26, relay assembly (J) 27,28 (28 is one group of assembly of 27).24 protection electric capacity prevent resistance 23 accidental output signal misoperations.Diode 26 is the paths of releasing of relay assembly (J) 27,28.Hand switch 29 is connected with three speed threshold links 30～32 of motor 3, and three speed that constitute motor 3 are selected.Among Fig. 11,2 is for connecing the two ends (attaching plug in this way) of power supply, and 4～10 have formed a regulator rectifier circuit, and 33 hold with being.They all belong to known public technology, and this seldom states.Sketch this routine temperature control parts dynamic duty situation now: by 1,2 connect power supply, the power supply of 4～10 rectifying and voltage-stabilizings, 11～32 are in power supply treats duty, transfer the adjustable resistor 12 of thermostat, 13, selected air-conditioning temperature control numerical value also produces a temperature control signal, on resistor 15, also produce simultaneously the temperature signal of a real-time change, when temperature control signal during greater than (or less than) temperature signal, the comparison signal gauge tap pipe 25 conducting work of output on the current-limiting resistance 23, cause relay assembly (J) 27,28 actions, connect switch 28 and 29, suppose arbitrary path of prior switch 29 ons to 30～32, then blower motor 3 unlatching work this moment operate under this speed threshold.When the temperature control signal equates with temperature signal, i.e. air-conditioning refrigeration or pyrogenicity reach when selecting the control temperature, and resistance 23 output comparison signals turn-off switching tube 25, relay assembly (J) 27,28 actions, and stopcock 28,29 causes motor 3 to quit work.A moment later, when environment temperature and selected temperature have difference, when promptly occurring the temperature control signal greater than (or less than) temperature signal again, make motor 3 unlatching work again by a series of controls, when the temperature control signal equated with temperature signal, motor 3 quit work again.So repeatedly, can keep the air-conditioning operate as normal muchly.When need were closed air-conditioning, cutting off the electricity supply from 1,2 got final product.So far, this temperature control parts dynamic duty process is finished.
Example two. the temperature control parts that air-conditioning is new.
The temperature control parts that this routine air-conditioning is new, structure as shown in Figure 2.It is made up of the thermostat of band machinery indication gauge outfit and the temperature controller of control thereof, and their concrete structure is illustrated by 11～48 of Fig. 2.Among the figure with Fig. 1 in identical object adopted identical code number, so, among Fig. 2 each components and parts of 11～16,18～23,25～33 and their structure, principle, function and explanation all be same as entirely shown in Fig. 1 with example one in corresponding described.Just in Fig. 2, left out 17 among Fig. 1,24 and 29.Hand gear switch 29 among Fig. 1, on-off circuit by three structures identical (duty is slightly different) in Fig. 2 is replaced, they are 21～28,34～40 and 41～47, their structure be same as entirely shown in 21～28 among Fig. 1 and example one in corresponding described.Different with example one is: the operational amplifier 21,34,40 of circuit 21～28,34～40,41～47 is operated in the temperature control signal respectively and temperature signal differs in the large, medium and small value section, and the switching tube 25,37,44 that they are controlled respectively also is operated in respectively under the different switch attitude of numerical value, suitably design, calculate each components and parts of these three circuit, can achieve the above object.Therefore these three circuit make the velocity transformation of motor 3 need not be manual, become automatically, and promptly temperature control signal and temperature signal differ big more, and motor speed is high more, differs more little, and motor speed is low more.Along with temperature control signal and temperature signal differ different, three comparisons are opened work successively with on-off circuit, motor 3 will be operated under the friction speed automatically, when the temperature control signal equates with temperature signal (air-conditioning reaches when selecting the control temperature), to control three on-off circuits (25,37,44) and all turn-off, blower motor 3 has stopped work.1～10 also be same as object and label among Fig. 1 entirely in Fig. 2, their structure is same as in the example one corresponding described with explanation entirely.48 is 3 links among Fig. 2.This routine temperature control parts course of work also is same as described in the example one.
Example three. the temperature control parts that air-conditioning is new.
The temperature control parts that this routine air-conditioning is new, structure as shown in Figure 3.Among Fig. 3 1～22 marks digital object, and their structure, principle, function and explanation are same as corresponding explanation in the object of same numeral number among Fig. 1 and their structure, principle, function and the example one entirely, and this does not repeat.Each components and parts of among Fig. 3 23～31 are formed a Voltage-Controlled oscillation circuit, and wherein, amplifier 23 is the main voltage-controlled signal comparative degree that constitutes, and amplifier 26 is the main oscillation inverter level that constitutes with electric capacity 27, and amplifier 29 is the main inverter stage that constitutes.This electric circuit characteristic is: one tunnel input of amplifier 23 is positive feedback signals, the comparison signal of another road input temperature control signal and temperature signal, this comparison signal value big more (being that temperature control and temperature control two signals differ big more), this circuit frequency conversion is high more, will make blower motor 3 speeds of service high more.By amplifier 32 and light emitting diode 37,41 is that master and amplifier 34 are the main positive and negative two-way frequency variation signal output of forming respectively with light emitting diode 39,43.By optocoupler triode and Darlington transistor (promptly 48 and 50,49 and 51,55 and 57,56 and 58) constitute four light-controlled switching circuits that structure is identical respectively, they are cornerwise a pair ofly to become one group, every group is simultaneously controlled, action simultaneously, and the optocoupler triode 48,49,55,56 of each on-off circuit is respectively by corresponding 37,39,43,41 optically-coupled control conducting work in proper order.Therefore, when temperature control signal and temperature signal were unequal, under the stepless frequency conversion situation, when positive half cycle, on-off circuit 37～48～50 and 41～56～58 conductings simultaneously made motor 3 operations; When negative half period, on-off circuit 39～49～51 and 43～55～57 conductings simultaneously make motor 3 continue operation, when the temperature control signal equates with temperature signal (when indoor temperature reaches selected temperature), the comparison signal control Voltage-Controlled oscillation circuit of amplifier 21 outputs quits work, and causes on-off circuit and motor 3 to quit work.When temperature control signal and temperature signal were unequal, blower motor 3 is multiple worked again.59 is the rectification circuit of known technology among Fig. 3.
Example four. the temperature control parts that air-conditioning is new.
The temperature control parts that this routine air-conditioning is new, its structure are made up of the adjustable temperature control device of band machinery indication gauge outfit and the temperature controller of control thereof equally.The temperature control signal generating circuit of its band machinery indication gauge outfit, temperature signal produces circuit, the comparison circuit of two signals, it is described all can be same as in the example one, two, three counterpart.But should example be that on/off by changing it is realized and constituted than changing to the speed-regulating switch circuit of blower motor 3 control start and stop and work.This speed-regulating switch circuit can be transferred make-to-break ratio with the circuits for triggering that trigger (time-delay trigger in this way), RC (resistance capacitance) form, and it is to control realization according to the comparative result of temperature control signal and temperature signal that trigger is adjusted make-to-break ratio.Its on-off circuit can be realized speed-regulating switch with the on-off circuit of IGCT or switching tube or controllable silicon formation, and then the start and stop and the work of control blower motor 3.Accent break-make described in this example realizes that recently the technology of speed-regulating switch also belongs to known public technology, and this does not do to state more yet.
Claims (4)
1. temperature control parts that air-conditioning is new, form by the adjustable temperature control device of band machinery indication gauge outfit and the temperature controller of control thereof, wherein the adjustable temperature control device is by mechanical type temperature indication gauge outfit, the adjustable temperature control resistor that meter pointer connects and the temperature control signal generating circuit at this resistor place are formed, be characterised in that: temperature controller is installed on the air-conditioning air path system, can be the switch module or the speed-regulating switch assembly of start and stop of temperature control blower fan and work, described switch module is the assembly that switch element constitutes, or the switch module of relay composition, or the switch module of on-off circuit formation, or gate circuit, the switch module that circuits for triggering constitute, or the switch module of two or more mixing formations of above-mentioned various components; Described speed-regulating switch assembly is stepping or classification or stepless speed regulation on-off circuit formation.
2. the temperature control parts that air-conditioning as claimed in claim 1 is new, be characterised in that: its temperature controller is made up of the on-off circuit that temperature signal produces circuit, signal comparator circuit, the start and stop of temperature control blower motor and work, wherein, temperature signal produces the thermal resistor of circuit or is installed on the position that air-conditioning air path system apoplexy function brushes or the somewhere, room to heat sensitive sensor, and the output of importing the comparison circuit of temperature control signal and temperature signal simultaneously is connected and controls the on-off circuit of blower motor start and stop and work.
3. the temperature control parts that air-conditioning as claimed in claim 2 is new are characterised in that:
A. it is mainly to constitute by thermal resistor or to heat sensitive sensor and operational amplifier that described temperature signal produces circuit, thermistor or heat sensitive sensor produced temperature signal, operational amplifier formation amplified signal level;
B. described signal comparator circuit is that the master constitutes by operational amplifier, and its input is temperature control signal and temperature signal input, and comparison signal is defeated by the on-off circuit of control blower motor start and stop and work through resistance from its output;
The on-off circuit of start and stop of c. described temperature control blower motor and work can be made of switching transistor and relay assembly, or the on-off circuit that formed by stepping or step-governor d circuit and switching transistor and relay constitutes, or constitute by frequency variant speed regulating circuit and light-controlled switching circuit, or constitute by make-to-break ratio alignment circuit and the on-off circuit that forms by controllable silicon, IGCT, switching tube.
4. the temperature control parts that air-conditioning as claimed in claim 3 is new are characterised in that:
A. described frequency variant speed regulating circuit is a Voltage-Controlled oscillation circuit, this circuit is that voltage-controlled signal comparative degree, amplifier and the electric capacity that the master constitutes is that main oscillation inverter level that constitutes and amplifier are that the main inverter stage that constitutes connects to form step by step by amplifier, comprises also that wherein reaching each light emitting diode of being with by two amplifiers respectively is the main positive and negative two-way frequency variation signal output circuit that constitutes;
B. described light-controlled switching circuit is to be that the main identical diagonal again of four structures that constitutes respectively is one group two groups of four light-controlled switching circuits that form by optocoupler triode and Darlington transistor, and the switch output of every group of on-off circuit is connected with the blower motor positive and negative terminal respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97247983U CN2322072Y (en) | 1997-09-11 | 1997-09-11 | Temp. controlling assembly for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97247983U CN2322072Y (en) | 1997-09-11 | 1997-09-11 | Temp. controlling assembly for air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2322072Y true CN2322072Y (en) | 1999-06-02 |
Family
ID=33955321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97247983U Expired - Fee Related CN2322072Y (en) | 1997-09-11 | 1997-09-11 | Temp. controlling assembly for air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2322072Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889672A (en) * | 2012-10-30 | 2013-01-23 | 辽宁省电力有限公司盘锦供电公司 | Light-operated energy-saving switch of central air conditioner |
| CN110830026A (en) * | 2019-11-28 | 2020-02-21 | 广东美的暖通设备有限公司 | Optical coupling isolation communication circuit, circuit board and air conditioner |
-
1997
- 1997-09-11 CN CN97247983U patent/CN2322072Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889672A (en) * | 2012-10-30 | 2013-01-23 | 辽宁省电力有限公司盘锦供电公司 | Light-operated energy-saving switch of central air conditioner |
| CN110830026A (en) * | 2019-11-28 | 2020-02-21 | 广东美的暖通设备有限公司 | Optical coupling isolation communication circuit, circuit board and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |