CN214038846U - Multifunctional separated fan coil temperature controller - Google Patents
Multifunctional separated fan coil temperature controller Download PDFInfo
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- CN214038846U CN214038846U CN202021578598.XU CN202021578598U CN214038846U CN 214038846 U CN214038846 U CN 214038846U CN 202021578598 U CN202021578598 U CN 202021578598U CN 214038846 U CN214038846 U CN 214038846U
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- 239000003990 capacitor Substances 0.000 description 3
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- 238000004378 air conditioning Methods 0.000 description 1
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Abstract
The utility model provides a multifunctional separating fan coil temperature controller, which comprises a fan coil, a control panel and a control box, wherein the outer edge surface of the fan coil is fixedly provided with a fan coil interface box, the control box is fixedly arranged on the outer side wall of the fan coil, one end of the control box is electrically connected with the fan coil interface box through a power cable, and the other end of the control box is electrically connected with the control panel positioned outside the fan coil through a communication cable; through the weak current transmission circuit of assembly in the inside assembly forceful electric power transmission circuit of control box and the control panel that sets up, solved among the prior art because of strong and weak current mixed loading to the problem of the interference that the weak current circuit caused, simultaneously, also optimized among the prior art circuit wiring mixed loading in a jumble, strong and weak current mixed loading's problem, communication cable, the electric power cable total number through setting up are 4 walk the line mode, have reduced cable, panel switch's use, have improved greatly the utility model discloses a price/performance ratio practices thrift investment cost.
Description
Technical Field
The utility model relates to a many function separation formula fan-coil temperature control technical equipment field specifically is a many function separation formula fan-coil temperature controller.
Background
In the existing central air-conditioning system, a fan coil temperature controller controls the start and stop of a motor of a fan coil and the rotating speed of the fan by acquiring indoor temperature and comparing the indoor temperature with set temperature, so as to achieve the purpose of temperature regulation, generally, the fan coil temperature controller (hereinafter referred to as a temperature controller) consists of a display (a liquid crystal screen, a background lamp panel and a driving module), a central control part (a singlechip, a clock and a communication module), a strong current control part (a relay and a wiring terminal) and a weak current power supply part (220v to low-voltage direct current), however, the above components are required to be arranged in a standard 86 box on a wall, and in addition, because the internal space volume of the standard 86 box is limited, the existing temperature controller has the following defects:
1. mixing strong current and weak current: the method needs to be specially optimized and isolated for a strong current part, and simultaneously, because a 220v low-voltage switching power supply is provided, the interference of electromagnetic radiation on an internal weak current circuit is also considered so as to avoid misoperation;
2. the circuit wiring space is narrow, the device with the same parameters is small in size and high in cost, and a manufacturer can omit a circuit and neglect necessary safety protection in order to reduce the cost;
3. a relay in the temperature controller is a heating device, and the narrow space is difficult to radiate heat, so that the service life of the temperature controller is influenced, and potential safety hazards are increased;
4. the operation space of workers is small, the wire heads of the wire harnesses are more (at least 5 wires, at most 10 wires or more), the strong and weak current wire harnesses are mixed and loaded, and wrong connection or potential safety construction hazards exist easily;
5. the expansion space of the temperature controller is limited, and new functions are difficult to increase.
SUMMERY OF THE UTILITY MODEL
The not enough that exists to prior art, the utility model aims at providing a multi-functional disconnect-type fan coil temperature controller to solve the problem that proposes in the above-mentioned background art, the utility model discloses a strong and weak electricity separation is walked line, control panel and strong current control board and is passed through power cable both way communication and set up the mode of multiunit output interface on the control box, thereby makes the utility model discloses possess the advantage that structure interference killing feature is strong, rationally distributed, circuit safety, heat dissipation are fast, control function is diversified, solved the problem among the prior art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a multifunctional separated fan coil temperature controller comprises a fan coil, a control panel and a control box, wherein the outer edge surface of the fan coil is fixedly provided with a fan coil interface box, the control box is fixedly arranged on the fan coil, one end of the control box is electrically connected with the fan coil interface box through a power cable, the other end of the control box is electrically connected with the control panel positioned outside the fan coil through a communication cable, wherein,
the control panel comprises a twenty-channel capacitive touch key chip IC1 and a weak current transmission module electrically connected with the twenty-channel capacitive touch key chip IC1, the control box comprises a twelve-channel capacitive touch key chip IC5 and a strong current transmission module electrically connected with the twelve-channel capacitive touch key chip IC5, and the twenty-channel capacitive touch key chip IC1 is electrically connected with the twelve-channel capacitive touch key chip IC5 and used for forming a temperature control overall loop of the fan coil.
As right the utility model discloses in a multi-functional disconnect-type fan-coil temperature controller's improvement, the fixed multiunit output interface of having seted up on the control box, the data input port on the twelve channel capacitanc touch button chip IC5 is connected to every group output interface electricity respectively.
As right the utility model provides a multi-functional disconnect-type fan-coil temperature controller's improvement, be equipped with one-level amplifier circuit between twelve passageway capacitanc touch button chip IC5 and the twenty passageway capacitanc touch button chip IC1 junction for guarantee twelve passageway capacitanc touch button chip IC5 signal transmission's stability.
As right the utility model relates to a multi-functional disconnect-type fan coil temperature controller's improvement, communication cable comprises two signal lines, the electric power cable comprises two strong electric wires.
As to the utility model discloses in a multi-functional disconnect-type fan-coil temperature controller' S improvement, twenty passageway capacitive touch button chip IC1 models are CBM7320A4P1, twelve passageway capacitive touch button chip IC5 models are CBM7308A3S 1.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the problem of interference on a weak current circuit caused by mixed loading of strong current and weak current in the prior art is solved by assembling the strong current transmission circuit in the control box and assembling the weak current transmission circuit in the control panel, and meanwhile, the problems of mixed loading of the circuit wiring and the strong current and the weak current in the prior art are optimized;
2. the use of cables and panel switches is reduced by the wiring mode that the total number of the arranged communication cables and power cables is 4, the cost performance of the utility model is greatly improved, and the investment cost is saved;
3. a primary amplifying circuit is arranged between the connection part of the twelve-channel capacitive touch key chip IC5 and the twenty-channel capacitive touch key chip IC1, so that the stability of the twelve-channel capacitive touch key chip IC5 during signal transmission is ensured;
4. through the mode that sets up multiunit output interface on the control box, make the utility model discloses possess multiple extended functionality, satisfy the user demand.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for purposes of illustration and not as a definition of the limits of the invention, for which reference should be made to the appended drawings in which like elements are designated by like reference numerals. Wherein:
fig. 1 is the overall structure schematic diagram of the multifunctional separating fan coil temperature controller of the present invention.
Fig. 2 is a schematic diagram of a twenty-channel capacitive touch key chip IC1 connection circuit provided in a control panel according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a weak current transmission module built-in circuit provided in the control panel according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a display circuit provided in the control panel according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a connection circuit of a twelve-channel capacitive touch key chip IC5 provided in a control box according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of a weak current transmission and signal communication circuit connected to a twelve-channel capacitive touch key chip IC5 in a control box according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of a strong current transmission circuit connected to a twelve-channel capacitive touch key chip IC5 in a control box according to an embodiment of the present invention.
Fig. 8 is a schematic view of the working principle of the multifunctional separated fan coil temperature controller of the present invention.
The figures are labeled as follows: 1-control panel, 2-communication cable, 3-fan coil interface box, 4-fan coil, 5-control box and 6-power cable.
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
As shown in fig. 1-8, the utility model provides a technical scheme: as an embodiment of the present invention: a multifunctional separated fan coil temperature controller comprises a fan coil 4, a control panel 1 and a control box 5, wherein a fan coil interface box 3 is fixedly arranged on the outer edge surface of the fan coil 4, a magnet is embedded in the bottom of the control box 5, the fan coil 4 is adsorbed on the outer side wall of the fan coil 4 through the magnet after being connected, one end of the fan coil interface box is electrically connected with the fan coil interface box 3 through a power cable 6, the other end of the fan coil interface box is electrically connected with the control panel 1 positioned outside the fan coil 4 through a communication cable 2, the communication cable 2 is a communication cable and consists of two signal wires, the power cable 6 is a power cable and consists of two strong electric wires, the use of cables and panel switches is reduced through a wiring mode that the total number of the communication cable 2 and the power cable 6 is 4, the cost performance of the utility model is greatly improved, the investment cost is saved, a plurality of groups of output interfaces are fixedly arranged on the control box 5, the data input port on the twelve-channel capacitive touch key chip IC5 is connected to every group output interface electricity respectively, and the mode through setting up multiunit output interface on the control box 5 makes the utility model discloses possess multiple extended functionality, satisfy the user demand.
In fan coil 4 electricity be connected with by control panel 1, control box 5, in the control circuit that fan coil interface box 3 formed, control panel 1 includes twenty passageway capacitive touch button chip IC1 and with twenty passageway capacitive touch button chip IC1 electric connection's weak current transmission module, the built-in weak current transmission circuit that has of weak current transmission module, control box 5 includes twelve passageway capacitive touch button chip IC5 and with twelve passageway capacitive touch button chip IC5 electric connection's strong current transmission module, the built-in strong current transmission circuit that has of strong current transmission module, twenty passageway capacitive touch button chip IC1 electric connection twelve passageway capacitive touch button chip IC5 for form fan coil's temperature control whole loop, wherein, as an embodiment of the utility model: the power supply circuit supplies power to a twenty-channel capacitive touch key chip IC1 and a twelve-channel capacitive touch key chip IC5, a pin 28 of the twenty-channel capacitive touch key chip IC1 is connected with VCC, a pin 27 of the twenty-channel capacitive touch key chip IC1 is grounded, a pin 6, a pin 8, a pin 10, a pin 12 and a pin 14 of the twenty-channel capacitive touch key chip IC1 are respectively connected with a touch key input port for completing temperature control adjustment of the fan coil 4, and a pin 23 of the twenty-channel capacitive touch key chip IC1 is connected with a weak electricity transmission circuit composed of a first socket CN1, a first triode T2, a second triode T3, a first capacitor CA6, a first resistor R26 and a second resistor R12, wherein a first terminal of the first socket CN1, a drain of the first triode T2, a first end of the first resistor R26 and a first end of the first capacitor CA6 are respectively connected with a capacitive touch key pin 23 of the twenty-channel capacitive touch key chip IC1, a source of the first triode T2 and a second end of the first capacitor CA6 are grounded respectively, a second end of the first resistor R26 is connected to a drain of the first triode T2, a second terminal of the first socket CN1, a gate of the second triode T3 and a first end of the second resistor R12 are connected to a pin 22 of the twenty-channel capacitive touch key chip IC1 respectively, so as to form a weak current transmission loop, a drain of the second triode T3 is connected to a second terminal of the first socket CN1, and a second end of the second resistor R12 is connected to a gate of the second triode T3;
the 7 pins of the twelve-channel capacitive touch key chip IC5 are grounded, the 8 pins are connected with VCC, and a strong current transmission circuit consisting of a second socket CN4 and a first external pin is connected to the 10 pins, 11 pins, 3 pins, 1 pin, 14 pins and 15 pins of the twelve-channel capacitive touch key chip IC5, wherein the 1 pin, 2 pins, 3 pins, 4 pins, 5 pins and 6 pins of the first external pin are respectively connected with the 15 pins, 14 pins, 1 pin, 3 pins, 11 pins and 10 pins of the twelve-channel capacitive touch key chip IC5, and the 11 pins, 12 pins, 13 pins, 14 pins, 15 pins and 16 pins of the first external pin are respectively connected with a connecting terminal of the second socket CN4 and are used for forming a strong current control loop;
the 4 feet of the twelve-channel capacitive touch key chip IC5 are connected with the 23 feet of the twenty-channel capacitive touch key chip IC1, and the 5 feet of the twelve-channel capacitive touch key chip IC5 are connected with the 22 feet of the twenty-channel capacitive touch key chip IC1, so that a temperature control overall loop of the fan coil 4 is formed.
The twelve-channel capacitive touch key chip IC5 is electrically connected with a strong current transmission circuit, the weak current transmission circuit is electrically connected with a twenty-channel capacitive touch key chip IC1, the twenty-channel capacitive touch key chip IC1 is electrically connected with a display circuit for displaying electric signal data, the strong current transmission circuit is electrically connected with an output circuit at the interface of the fan coil 4, a primary amplification circuit is arranged between the twelve-channel capacitive touch key chip IC5 and the twenty-channel capacitive touch key chip IC1, the primary amplification circuit is assembled between the twelve-channel capacitive touch key chip IC5 and the twenty-channel capacitive touch key chip IC1 to ensure the stability of the twelve-channel capacitive touch key chip IC5 during signal transmission, the strong current transmission circuit is assembled in the control box 5 and the weak current transmission circuit is assembled in the control panel 1, so that the problem of interference caused by strong and weak current mixed assembly in the prior art is solved, meanwhile, the problems of disordered circuit wiring and mixed strong and weak current in the prior art are also optimized.
As an embodiment of the present invention: the model of the twenty-channel capacitive touch key chip IC1 is CBM7320A4P1, the model of the twelve-channel capacitive touch key chip IC5 is CBM7308A3S1, an external power circuit provides 5V direct current voltage for the twelve-channel capacitive touch key chip IC5, a TXD wiring terminal of the twenty-channel capacitive touch key chip IC1, namely 22 pins, is connected with a TXD terminal of the weak current transmission circuit, an RXD terminal of the weak current transmission circuit is connected with an RXD terminal of the twenty-channel capacitive touch key chip IC1, i.e., 23-pin, the TXD terminal of the twenty-channel capacitive touch key chip IC1, i.e., 5 pins, and the RXD terminal, i.e., 4 pins, are connected to the terminals in the display circuit, respectively, for bi-directional data communication, and at this time, a primary power amplifying circuit is added between the display circuit and the twenty-channel capacitive touch key chip IC1 for ensuring the stability of data communication;
meanwhile, an RXD terminal, namely 4 pins, of the twelve-channel capacitive touch key chip IC5 is connected with an RXD terminal, namely 23 pins, of the twenty-channel capacitive touch key chip IC1, and a primary power amplifying circuit is added to a connection circuit of the RXD terminal, namely 23 pins, so as to ensure the stability of signal transmission of the twelve-channel capacitive touch key chip IC5, and in addition, the electrical signal communication adopts a standard 458 communication protocol or a user-defined communication protocol.
A twelve-channel capacitive touch key chip IC5 is provided with a strong current transmission circuit connecting terminal and a plurality of groups of relay output terminals connected with a second socket CN4, wherein the relay output terminals comprise a low wind relay connecting terminal, a medium wind relay connecting terminal, a linkage relay connecting terminal, a high wind relay connecting terminal, a valve opening relay connecting terminal and a valve closing relay connecting terminal, the twelve-channel capacitive touch key chip IC5 is respectively and electrically connected with the corresponding relay connecting terminal in the strong current transmission circuit, the corresponding connecting terminal in the strong current transmission circuit outputs four power cables, namely a live wire, a low wind speed strong wire, a medium wind speed strong wire and a high wind speed strong wire, which are respectively connected with the corresponding output circuit in the interface of the fan coil 4, electric signals are output from the fan coil 4, and in addition, an external solenoid valve opening and closing contact are respectively connected with the valve opening relay connecting terminal, the valve closing relay connecting terminal, the switch relay connecting terminal and the switch relay connecting terminal, And the valve closing relay terminal is electrically connected.
Because the control box 5 is arranged outside the fan coil 4, the volume is not limited by 86 boxes, the heat dissipation is good, the circuit is safe, the carrying interference is strong, besides the 485 communication output interface and the host linkage output interface, an external sensor output interface, a new fan output port and a lamplight output interface can be added, wherein the 485 communication output interface and the host linkage output interface can be added, and the external sensor output interface, the new fan output port and the lamplight output interface can be respectively and electrically connected with a data input port of the twelve-channel capacitive touch key chip IC 5.
The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a multi-functional disconnect-type fan coil temperature controller which characterized in that: comprises a fan coil, a control panel and a control box, wherein the outer edge surface of the fan coil is fixedly provided with a fan coil interface box, the control box is fixedly arranged on the fan coil, one end of the control box is electrically connected with the fan coil interface box through a power cable, the other end of the control box is electrically connected with the control panel positioned outside the fan coil through a communication cable, wherein,
the control panel comprises a twenty-channel capacitive touch key chip IC1 and a weak current transmission module electrically connected with the twenty-channel capacitive touch key chip IC1, the control box comprises a twelve-channel capacitive touch key chip IC5 and a strong current transmission module electrically connected with the twelve-channel capacitive touch key chip IC5, and the twenty-channel capacitive touch key chip IC1 is electrically connected with the twelve-channel capacitive touch key chip IC5 and used for forming a temperature control overall loop of the fan coil.
2. The multifunctional split fan coil temperature controller of claim 1, further comprising: and a plurality of groups of output interfaces are fixedly arranged on the control box, and each group of output interfaces is respectively and electrically connected with a data input port on the twelve-channel capacitive touch key chip IC 5.
3. The multifunctional split fan coil temperature controller of claim 1, further comprising: the communication cable is composed of two signal wires, and the power cable is composed of two strong electric wires.
4. The multifunctional split fan coil temperature controller of claim 1, further comprising: the twenty-channel capacitive touch key chip IC1 is CBM7320A4P1, and the twelve-channel capacitive touch key chip IC5 is CBM7308A3S 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578598.XU CN214038846U (en) | 2020-08-03 | 2020-08-03 | Multifunctional separated fan coil temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578598.XU CN214038846U (en) | 2020-08-03 | 2020-08-03 | Multifunctional separated fan coil temperature controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214038846U true CN214038846U (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021578598.XU Active CN214038846U (en) | 2020-08-03 | 2020-08-03 | Multifunctional separated fan coil temperature controller |
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| Country | Link |
|---|---|
| CN (1) | CN214038846U (en) |
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2020
- 2020-08-03 CN CN202021578598.XU patent/CN214038846U/en active Active
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