Efficient and stable water supply control system

Abstract

The utility model discloses a high-efficiency and stable water supply control system, which comprises a power supply module, a power distribution module, an indicator light module and a water supply control module, the output end of the power supply module is connected with the power distribution module and the water supply control module, and the output end of the power distribution module is connected with the indicator light module and an electric control switch module. In the aspect of user life water supply, a one-to-three frequency converter connection mode is adopted, namely, a single frequency converter controls three water pumps, the constancy of water supply pressure is ensured, meanwhile, the operation conditions of the water pumps are observed according to an indicator light module, maintenance or adjustment can be conducted according to the actual conditions, and therefore the water supply stability is ensured.

Description

Technical Field

[0001] The utility model relates to water supply, in particular to a residential water supply control system. Background Art

[0002] The efficiency and stability of water supply directly affect the normal work and life of residents. Common water supply methods are: the first is to use frequent start and stop motor control, and the second is to use water tower secondary water supply regulation. The first method generates a lot of energy consumption and affects other loads in the power grid. The continuous start and stop of equipment will affect the life of the equipment; the second method cannot guarantee the safety and reliability of water supply quality due to secondary water supply. The use of inverter control is very stable and reliable, without frequent start and stop phenomena. However, most of the current inverters are single pump control, that is, one inverter drives one water pump, with high operating costs and low work efficiency. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a highly efficient and stable water supply control system.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] An efficient and stable water supply control system comprises a power supply module, a power distribution module, an indicator light module and a water supply control module, wherein the output end of the power supply module is connected to the power distribution module and the water supply control module, and the output end of the power distribution module is connected to the indicator light module and the electric control switch module.

[0006] The power supply module includes an external power terminal P1, a generator U1, a circuit breaker QF1 and a circuit breaker QF2. The first pin of the external power terminal P1 and the first pin of the generator U1 are connected to each other and output a first power line, the second pin of the external power terminal P1 and the second pin of the generator U1 are connected to each other and output a second power line, the third pin of the external power terminal P1 and the third pin of the generator U1 are connected to each other and output a third power line, and the fourth pin of the external power terminal P1 and the fourth pin of the generator U1 are connected to each other and output a neutral line; the first power line is connected to the first pin of the surge circuit breaker SPD1, the second power line is connected to the third pin of the surge circuit breaker SPD1, the third power line is connected to the fifth pin of the surge circuit breaker SPD1, and the neutral line is connected to the seventh pin of the surge circuit breaker SPD1; the first power line is connected to the power indicator light H1, the second power line is connected to the power indicator light H2, and the third power line is connected to the power indicator light H3.

[0007] The power distribution module includes a switching power supply PS1 and a circuit breaker QF52. The first power line is connected to the first pin of the circuit breaker QF52, the neutral line is connected to the third pin of the circuit breaker QF52, the second pin of the circuit breaker QF52 is divided into two paths, one path is connected to the indicator light module, and the other path is connected to the first pin of the switching power supply PS1. The fourth pin of the circuit breaker QF52 is divided into two paths, one path is connected to the indicator light module, and the other path is connected to the second pin of the switching power supply PS1. The fourth pin and the fifth pin of the switching power supply PS1 are respectively connected to the power distributor U4.

[0008] The water supply control module includes water pump M1-water pump M18, circuit breaker QF22-circuit breaker QF41, AC contactor KM1-AC contactor KM24, frequency converter VF1 and frequency converter VF2. The first pin of the water pump M1-water pump M12 is respectively connected to the first power line, the second pin is respectively connected to the second power line, and the third pin is respectively connected to the third power line; the 13th pin to the 15th pin of the frequency converter VF1 are respectively connected to the first power line to the third power line, and the 16th pin of the frequency converter VF1 is divided into three paths. The first path is connected to the 1st pin of the water pump M13, the second path is connected to the 2nd pin of the water pump M13, and the third path is connected to the 3rd pin of the water pump M13; the 17th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M14, the second path is connected to the 2nd pin of the water pump M14, and the third path is connected to the 3rd pin of the water pump M14; the 18th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M15, the second path is connected to the 2nd pin of the water pump M15, and the third path is connected to the 3rd pin of the water pump M15.

[0009] The indicator light module includes light-emitting diodes H1 to H51, one end of the light-emitting diodes H1 to H24 are connected to the second pin of the circuit breaker QF52 through single-pole switches KA1 to KA24, and the other ends are connected to the fourth pin of the circuit breaker QF52. The light-emitting diodes H1 to H24 are respectively connected in parallel with AC contactors KM1 to KM24; one end of the light-emitting diodes H30 to H47 are respectively connected to the second pin of the circuit breaker QF52 through circuit breakers QF42 to QF59, and the other ends are respectively connected to the fourth pin of the circuit breaker QF52.

[0010] The electric control switch module includes a water pump electric control module and a boiler electric control module. The water pump electric control module includes knob switches SA1-SA8, circuit breakers KA41-KA50, circuit breakers KA1-KA22 and remote switches SB1-SB44. One end of the circuit breakers KA41-KA44 is connected to the first pin of the power distributor U4 through the knob switches SA1-SA4, and the other end is connected to the second pin of the power distributor U4. The circuit breakers KA45 and KA4 One end of the circuit breaker KA47 and the circuit breaker KA48 are connected to the 5th pin of the power distributor U4 through the knob switch SA6, and the other end is connected to the 6th pin of the power distributor U4; one end of the circuit breaker KA49 and the circuit breaker KA50 are connected to the 7th pin of the power distributor U4 through the knob switch SA7, and the other end is connected to the 8th pin of the power distributor U4.

[0011] The beneficial effects of the utility model are as follows: the control system of the utility model comprises a power supply module, a power distribution module, an indicator light module and a water supply control module. In terms of the user's daily water supply, a one-to-three frequency converter connection method is adopted, that is, a single frequency converter controls three water pumps to ensure the constancy of the water supply pressure and improve work efficiency. In addition, the operation of the water pump can be viewed according to the indicator light module, and maintenance or adjustment can be carried out according to the actual situation, thereby ensuring the stability of the water supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0013] Figure 1 It is a circuit block schematic diagram of the utility model;

[0014] Figure 2 It is the circuit diagram of the first part of the utility model;

[0015] Figure 3 It is the circuit diagram of the second part of the utility model;

[0016] Figure 4 It is the circuit diagram of the third part of the utility model;

[0017] Figure 5 It is the circuit diagram of the fourth part of the utility model;

[0018] Figure 6 It is the fifth circuit diagram of the utility model;

[0019] Figure 7 It is the sixth circuit diagram of the utility model;

[0020] Figure 8 It is the seventh circuit diagram of the utility model;

[0021] Fig. 9 It is the eighth circuit diagram of the utility model;

[0022] Fig.10 It is the ninth circuit diagram of the utility model;

[0023] Fig.11 It is the circuit diagram of the tenth part of the utility model;

[0024] Fig.12 It is the circuit diagram of the eleventh part of the utility model;

[0025] Fig.13 It is the twelfth circuit diagram of the utility model;

[0026] Fig.14 It is the thirteenth circuit diagram of the utility model;

[0027] Fig.15 It is the fourteenth circuit diagram of the utility model;

[0028] Fig.16 It is the fifteenth circuit diagram of the utility model;

[0029] Fig.17 It is the sixteenth circuit diagram of the utility model;

[0030] Fig.18 It is the seventeenth circuit diagram of the utility model;

[0031] Fig.19 It is the eighteenth circuit diagram of the utility model;

[0032] Fig. 20 This is the nineteenth circuit diagram of the utility model. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0034] It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention.

[0035] Some embodiments of the present invention are described below in conjunction with the accompanying drawings.

[0036] Figures 2 to 20The complete circuit diagram of this embodiment is shown together. For easy observation, the complete circuit diagram is divided into nineteen parts ( Figures 2 to 20 ), terminals with the same number in the figure indicate electrical connections.

[0037] Reference Figure 1 An efficient and stable water supply control system includes a power supply module, a power distribution module, an indicator light module and a water supply control module. The output end of the power supply module is connected to the power distribution module and the water supply control module, and the output end of the power distribution module is connected to the indicator light module and the electric control switch module. The power supply module supplies power to the entire system, and the power distribution module is provided to provide a stable working voltage for the indicator light module and the water supply control module.

[0038] Specifically, refer to Figures 2 to 4 The power supply module includes an external power terminal P1, a generator U1, a circuit breaker QF1 and a circuit breaker QF2. The first pin of the external power terminal P1 and the first pin of the generator U1 are connected to each other and output a first power line. The second pin of the external power terminal P1 and the second pin of the generator U1 are connected to each other and output a second power line. The third pin of the external power terminal P1 and the third pin of the generator U1 are connected to each other and output a third power line. The fourth pin of the external power terminal P1 and the fourth pin of the generator U1 are connected to each other and output a neutral line. The first power line, the second power line and the third power line are live lines. The control system can use the external power terminal P1 to connect to an external power supply, and the maximum input voltage can be 380V. It can also use a generator Machine U1 draws power; the first power line is connected to the first pin of the surge circuit breaker SPD1, the second power line is connected to the third pin of the surge circuit breaker SPD1, the third power line is connected to the fifth pin of the surge circuit breaker SPD1, the neutral line is connected to the seventh pin of the surge circuit breaker SPD1, and the second, fourth, fifth and eighth pins of the surge circuit breaker SPD1 are simultaneously grounded to PE1; the first power line is connected to the power indicator light H1, the second power line is connected to the power indicator light H2, the third power line is connected to the power indicator light H3, and the power line output from the fifth pin of the external power terminal P1 is the ground line; in this embodiment, the power supply module is also connected to a bidirectional energy meter for measuring power consumption and power generation, a boiler U2 and a standby port U3.

[0039] Reference Figure 5The power distribution module includes a switching power supply PS1 and a circuit breaker QF52. The first power line is connected to the first pin of the circuit breaker QF52, and the neutral line is connected to the third pin of the circuit breaker QF52. The second pin of the circuit breaker QF52 is divided into two paths, one of which is connected to the indicator light module, and the other is connected to the first pin of the switching power supply PS1. The fourth pin of the circuit breaker QF52 is divided into two paths, one of which is connected to the indicator light module, and the other is connected to the second pin of the switching power supply PS1. The first power line outputs a 220V voltage through the circuit breaker QF52, and the first power line outputs a 24V voltage through the circuit breaker QF52 and the switching power supply PS1. The fourth pin and the fifth pin of the switching power supply PS1 are respectively connected to the power distributor U4. In this embodiment, a lighting lamp H29 and a limit sensor SQ1 are connected between the first power line and the neutral line, and a cooling fan V1 and a temperature controller TS1 are connected in parallel at both ends of the lighting lamp H29 and the limit sensor SQ1; the first power line is connected to a three-hole socket XT1, and the second power line is connected to an output port X3, and the first pin, the second pin and the third pin of the output port X3 are used to connect the power supply of the control cabinet, the fourth pin and the fifth pin of the output port X3 are used to connect the softening water processor, and the sixth pin and the seventh pin are reserved, with diverse functions and convenient use.

[0040] Refer to 7 to Fig.10The water supply control module includes water pump M1-water pump M18, circuit breaker QF22-circuit breaker QF41, AC contactor KM1-AC contactor KM24, frequency converter VF1 and frequency converter VF2. The first pin of the water pump M1-water pump M12 is respectively connected to the first power line, the second pin is respectively connected to the second power line, and the third pin is respectively connected to the third power line. In this embodiment, the water pump M1-water pump M12 is used to transmit cold water to the boiler for heating and to be used by the boiler to transmit hot water to the water storage tank. In terms of user water supply (this embodiment is the domestic water for residents in the electroplating park), a one-to-three frequency converter connection mode is adopted, that is, a single frequency converter controls three water pumps to ensure the constancy of the water supply pressure, and at the same time, the pump speed is intelligently adjusted according to the water demand, so as to provide efficient and stable water supply. Specifically: the 13th pin to the 15th pin of the inverter VF1 are respectively connected to the first power line to the third power line, the 16th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M13, the second path is connected to the 2nd pin of the water pump M13, and the third path is connected to the 3rd pin of the water pump M13; the 17th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M14, the second path is connected to the 2nd pin of the water pump M14, and the third path is connected to the 3rd pin of the water pump M14; the 18th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M15, the second path is connected to the 2nd pin of the water pump M15, and the third path is connected to the 3rd pin of the water pump M15. In this embodiment, the inverter VF1 is used to supply water to the lower floors, and the inverter VF2 is used to supply water to the higher floors. The connection method of the inverter VF2 is the same as that of the inverter VF1. Among them, the 9th pin, the 10th pin, the 11th pin and the 12th pin of the frequency converter VF1 are used for remote control, the 1st pin and the 2nd pin are used for feedback of operation information, the 3rd pin and the 4th pin are used for feedback of fault information, the 5th pin, the 6th pin, the 7th pin and the 8th pin are used for analog quantity feedback, and the above-mentioned 1st pin to the 12th pin are connected to the PLC programmable controller (model DVP60ES200R). When working, the frequency converter VF1 feeds back the operation information to the PLC programmable controller, and then the PLC programmable controller adjusts the frequency converter VF1 according to the set parameters, thereby controlling the pressure or pump speed of the water pump, so as to make the water supply more efficient and stable.

[0041] Reference Fig.11 A circuit breaker QF42 is connected between the first power line and the neutral line, the second pin of the circuit breaker QF42 is respectively connected to the first pins of the boiler electric valve MD1, the boiler electric valve MD2, the boiler electric valve MD3 and the water supply electric valve MD4, and the fourth pin of the circuit breaker QF42 is respectively connected to the second pins of the boiler electric valve MD1, the boiler electric valve MD2, the boiler electric valve MD3 and the water supply electric valve MD4.

[0042] Reference Fig.12 The indicator light module includes light-emitting diodes H1 to H51, one end of the light-emitting diodes H1 to H24 are connected to the second pin of the circuit breaker QF52 through the single-pole switch KA1 to KA24, and the other end are connected to the fourth pin of the circuit breaker QF52. The light-emitting diodes H1 to H24 are respectively connected in parallel with the AC contactors KM1 to KM24; one end of the light-emitting diodes H30 to H47 are respectively connected to the second pin of the circuit breaker QF52 through the circuit breaker QF42 to QF59, and the other end are respectively connected to the fourth pin of the circuit breaker QF52. In this embodiment, the light-emitting diodes H1 to H18 are the operation indicator lights of the water pumps M1 to M18, the light-emitting diodes H25 to H27 are the open indicator lights of the boiler electric valve, the light-emitting diode H28 is the open indicator light of the water replenishment electric valve, the light-emitting diodes H30 to H47 are the fault indicator lights of the water pumps M1 to M18, the light-emitting diodes H48 to H50 are the closed indicator lights of the boiler electric valve, and the light-emitting diode H28 is the closed indicator light of the water replenishment electric valve.

[0043] Reference Figures 14 to 18 The electric control switch module includes a water pump electric control module and a boiler electric control module. The water pump electric control module includes a knob switch SA1-SA8, a circuit breaker KA41-KA50, a circuit breaker KA1-KA22 and a remote switch SB1-SB44. One end of the circuit breaker KA41-KA44 is connected to the first pin of the power distributor U4 through the knob switch SA1-SA4, and the other end is connected to the second pin of the power distributor U4; the circuit breaker KA45 and the circuit breaker KA4 One end of the circuit breaker KA47 and the circuit breaker KA48 are connected to the 5th pin of the power distributor U4 through the rotary switch SA6, and the other end is connected to the 6th pin of the power distributor U4; one end of the circuit breaker KA49 and the circuit breaker KA50 are connected to the 7th pin of the power distributor U4 through the rotary switch SA7, and the other end is connected to the 8th pin of the power distributor U4. Fig.19 This is the electric control schematic diagram of the boiler electric valve MD1. The boiler electric control module includes remote start SB51, remote shutdown SB52, circuit breaker KA29-circuit breaker KA32; refer to Fig. 20This is the electrical control schematic diagram of the water supply electric valve MD4. The boiler electrical control module includes remote start SB55, remote shutdown SB56, and circuit breaker KA37-circuit breaker KA40.

[0044] In the present invention, the term "plurality" means two or more than two, unless otherwise clearly defined. The term "and / or" used herein includes any and all combinations of one or more related listed items. The terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense. For example, "connect" can be a fixed connection, a detachable connection, or an integral connection; "connect" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0045] It should be noted that when an element is referred to as being "assembled on", "installed on", "fixed on" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0046] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0047] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An efficient and stable water supply control system, characterized in that It includes a power supply module, a power distribution module, an indicator light module and a water supply control module, wherein the output end of the power supply module is connected to the power distribution module and the water supply control module, and the output end of the power distribution module is connected to the indicator light module and the electric control switch module; The power supply module includes an external power terminal P1, a generator U1, a circuit breaker QF1 and a circuit breaker QF2, the first pin of the external power terminal P1 and the first pin of the generator U1 are connected to each other and output a first power line, the second pin of the external power terminal P1 and the second pin of the generator U1 are connected to each other and output a second power line, the third pin of the external power terminal P1 and the third pin of the generator U1 are connected to each other and output a third power line, the fourth pin of the external power terminal P1 and the fourth pin of the generator U1 are connected to each other and output a neutral line; the first power line is connected to the first pin of the surge circuit breaker SPD1, the second power line is connected to the third pin of the surge circuit breaker SPD1, the third power line is connected to the fifth pin of the surge circuit breaker SPD1, and the neutral line is connected to the seventh pin of the surge circuit breaker SPD1; the first power line is connected to the power indicator light H1, the second power line is connected to the power indicator light H2, and the third power line is connected to the power indicator light H3; The water supply control module includes water pump M1-water pump M18, circuit breaker QF22-circuit breaker QF41, AC contactor KM1-AC contactor KM24, frequency converter VF1 and frequency converter VF2. The first pin of the water pump M1-water pump M12 is respectively connected to the first power line, the second pin is respectively connected to the second power line, and the third pin is respectively connected to the third power line; the 13th pin to the 15th pin of the frequency converter VF1 are respectively connected to the first power line to the third power line, and the 16th pin of the frequency converter VF1 is divided into three paths. The first path is connected to the 1st pin of the water pump M13, the second path is connected to the 2nd pin of the water pump M13, and the third path is connected to the 3rd pin of the water pump M13; the 17th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M14, the second path is connected to the 2nd pin of the water pump M14, and the third path is connected to the 3rd pin of the water pump M14; the 18th pin of the inverter VF1 is divided into three paths, the first path is connected to the 1st pin of the water pump M15, the second path is connected to the 2nd pin of the water pump M15, and the third path is connected to the 3rd pin of the water pump M15.

2. According to claim 1, the efficient and stable water supply control system is characterized in that The power distribution module includes a switching power supply PS1 and a circuit breaker QF52. The first power line is connected to the first pin of the circuit breaker QF52, the neutral line is connected to the third pin of the circuit breaker QF52, the second pin of the circuit breaker QF52 is divided into two paths, one path is connected to the indicator light module, and the other path is connected to the first pin of the switching power supply PS1. The fourth pin of the circuit breaker QF52 is divided into two paths, one path is connected to the indicator light module, and the other path is connected to the second pin of the switching power supply PS1. The fourth pin and the fifth pin of the switching power supply PS1 are respectively connected to the power distributor U4.

3. According to claim 1, the efficient and stable water supply control system is characterized in that The indicator light module includes light-emitting diodes H1 to H51, one end of the light-emitting diodes H1 to H24 are connected to the second pin of the circuit breaker QF52 through single-pole switches KA1 to KA24, and the other ends are connected to the fourth pin of the circuit breaker QF52. The light-emitting diodes H1 to H24 are respectively connected in parallel with AC contactors KM1 to KM24; one end of the light-emitting diodes H30 to H47 are respectively connected to the second pin of the circuit breaker QF52 through circuit breakers QF42 to QF59, and the other ends are respectively connected to the fourth pin of the circuit breaker QF52.

4. The efficient and stable water supply control system according to claim 1 is characterized in that The electric control switch module includes a water pump electric control module and a boiler electric control module. The water pump electric control module includes knob switches SA1-SA8, circuit breakers KA41-KA50, circuit breakers KA1-KA22 and remote switches SB1-SB44. One end of the circuit breakers KA41-KA44 is connected to the first pin of the power distributor U4 through the knob switches SA1-SA4, and the other end is connected to the second pin of the power distributor U4. The circuit breakers KA45 and KA4 One end of the circuit breaker KA47 and the circuit breaker KA48 are connected to the 5th pin of the power distributor U4 through the knob switch SA6, and the other end is connected to the 6th pin of the power distributor U4; one end of the circuit breaker KA49 and the circuit breaker KA50 are connected to the 7th pin of the power distributor U4 through the knob switch SA7, and the other end is connected to the 8th pin of the power distributor U4.

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