CN104196736A

CN104196736A - Control circuit structure of high-efficiency intelligent self-priming pump

Info

Publication number: CN104196736A
Application number: CN201410417239.9A
Authority: CN
Inventors: 王亚泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-08-23
Filing date: 2014-08-23
Publication date: 2014-12-10
Anticipated expiration: 2034-08-23
Also published as: CN104196736B

Abstract

A control circuit structure of a high-efficiency intelligent self-priming pump comprises a fuse FU, an emergency stop/reset button SBJ and a circuit breaker, wherein a parallel circuit composed of a circuit A and a circuit B is arranged on a main power source, a branch circuit connected with the fuse FU in series is further arranged on a main power source control loop, a plurality of lines are connected between the other end of the branch circuit and an N line in parallel and controlled by the emergency stop/reset button SBJ, the first line is used for having control over a power indicator, the second line is used for having control over a vacuum pump, the third line is used for having control over a main water pump, the fourth line is used for having control over operation of the vacuum pump, the fifth line is used for having control over a vacuum valve, the sixth line is a vacuum pump delay line, the seventh line is a fault output line, and the eighth line is a vacuum output line. The control circuit structure of the high-efficiency intelligent self-priming pump is simple in line design, high in intelligence degree, stable in pump operation and free of the dry grinding phenomenon, the purpose that exhaust and water outflow are synchronously carried out is achieved, and economic benefits of enterprises are effectively improved.

Description

High efficiency smart self-priming pump control wiring structure

Technical field

The present invention relates to electrical control field, refer more particularly to high efficiency smart self-priming pump control wiring structure.

Background technique

Ordinary Centrifugal Pumps, if suck liquid level under impeller, should pour water when startup in advance, very inconvenient.For water in pump, suction pipe import need to fill bottom valve, and when pump work, bottom valve causes very large hydraulic loss, and volume is large, takies exclusively greatly, transports extremely inconvenient.

Self-priming pump does not need to pour water exactly before startup, and through the design of self-priming pump control wiring structure, the running of pump short time, can drink up water, drops into and normally works.In self-priming pump structure, there is original in style science, in pipeline, do not need to install bottom valve, before work, only need to retain in the pump housing to contain and quantitatively draw liquid, therefore simplified pipe-line system, improved again working condition.Because self-priming pump working efficiency is high, intellectuality, is therefore all widely used at a lot of industrial fields, self-priming pump control electric wiring structural design is in the market loaded down with trivial details, and poor reliability can not prevent water pump dry grinding, the working life of pump is low, has reduced the economic benefit of social benefit and enterprise.

Summary of the invention

Object of the present invention will provide a kind of simplicity of design exactly, and reliability is strong, the self-priming pump control wiring structure that intelligent degree is high.

The technical solution adopted for the present invention to solve the technical problems is: high efficiency smart self-priming pump control wiring structure, comprise fus FU, anxious stop/reset button SBJ, circuit breaker, contactor, the time relay, thermorelay, it is characterized in that: general power is provided with a parallel circuit being made up of circuit A and circuit B, and described circuit A is in series with main contact KM1, thermoelement FR1, vaccum pump motor M1 successively by automatic air-break switch QF1; Described circuit B is in series with main contact KM2, thermoelement FR2, main pump motor M2 successively by automatic air-break switch QF2; General power control loop is also provided with a point branch road that is in series with fus FU; Between the other end of described point of branch road and N line, be parallel with some circuits, and controlled by stop/reset button SBJ of urgency, they successively: on first circuit, be in series with power supply indicator HG; On second circuit, be in series with successively throw over switch SA-1, throw over switch SA-2, normally closed button SB1, often open button SB2, auxiliary reclay KA2, auxiliary reclay KA3, normally closed auxiliary contact KM2, contactor coil KM1, thermorelay FR1; Described often opening on button SB2 is parallel with and often opens auxiliary contact KM1, auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after one end with often open auxiliary contact KM1 and connect, the other end communicates with the 3rd circuit, the right of the 3rd described circuit is provided with identical circuit, be auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after communicate with second circuit with KM1 series connection, on described contactor coil KM1, be parallel with work indicator light HR1; On the 3rd described circuit, be in series with successively contactor coil KM2, thermorelay FR2, on described contactor coil KM2, be parallel with work indicator light HR2; Between second circuit and the 4th circuit, be also provided with telecontrol circuit, be in series with successively throw over switch SA-3, throw over switch SA-4, far stop normally closed button, far open and often drive button and communicate with second circuit; On the 4th circuit, be in series with successively and often open auxiliary contact KM1, auxiliary reclay coil KA1; On the 5th circuit, be in series with successively auxiliary reclay KA1, vacuum valve wiring terminal; On six roots of sensation circuit, be in series with successively auxiliary reclay KA1, time relay coil KT1; On the 7th circuit, be in series with successively time relay KT1, auxiliary reclay coil KA2, on described time relay KT1, be parallel with auxiliary reclay KA2; On the 8th circuit, be in series with successively pressure sensing digital display instrument wiring terminal, auxiliary reclay coil KA3; On the 9th circuit, be in series with digital display instrument power-line terminal.

Line design of the present invention is simple, and reliability is strong, and intelligent degree is high, guarantees that pump operation is stable, does not produce the phenomenon of dry grinding, has extended the working life of equipment, reaches the level that exhaust is synchronoused working with water outlet, effectively raises the economic benefit of enterprise.

Brief description of the drawings

Fig. 1 is electric control circuit figure of the present invention;

In figure 1, first circuit, 2, second piece circuit, 3, the 3rd piece circuit, 4, the 4th piece circuit, 5, the 5th piece circuit, 6, six roots of sensation circuit, 7, the 7th piece circuit, 8, the 8th piece circuit, 9, the 9th piece circuit;

L1, L2, L3, N are general power, 37, N is vacuum valve, 6,7 is pressure sensing digital display instrument wiring terminal, 1,2 is digital display instrument power-line terminal, 31,33 is remote location signal, and 21,23,7 is distant place start and stop, and 21 for far stopping normally closed button, 23 often drive button for far opening, and first circuit is to control power supply indicator; Second circuit is to control vacuum pump; The 3rd circuit is to control main water pump; The 4th circuit is to control vacuum pump operation; The 5th circuit is to control vacuum valve; Six roots of sensation circuit is vacuum pump delay circuit; The 7th circuit is fault outlet line; The 8th circuit is vacuum outlet line.

Embodiment

Below in conjunction with accompanying drawing, the invention will be further described:

With reference to accompanying drawing, high efficiency smart self-priming pump control wiring structure, comprise fus FU, anxious stop/reset button SBJ, circuit breaker, contactor, the time relay, thermorelay, it is characterized in that: general power is provided with a parallel circuit being made up of circuit A and circuit B, and described circuit A is in series with main contact KM1, thermoelement FR1, vaccum pump motor M1 successively by automatic air-break switch QF1; Described circuit B is in series with main contact KM2, thermoelement FR2, main pump motor M2 successively by automatic air-break switch QF2; General power control loop is also provided with a point branch road that is in series with fus FU; Between the other end of described point of branch road and N line, be parallel with some circuits, and controlled by stop/reset button SBJ of urgency, they successively: on first circuit, be in series with power supply indicator HG; On second circuit, be in series with successively throw over switch SA-1, throw over switch SA-2, normally closed button SB1, often open button SB2, auxiliary reclay KA2, auxiliary reclay KA3, normally closed auxiliary contact KM2, contactor coil KM1, thermorelay FR1; Described often opening on button SB2 is parallel with and often opens auxiliary contact KM1, auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after one end with often open auxiliary contact KM1 and connect, the other end communicates with the 3rd circuit, the right of the 3rd described circuit is provided with identical circuit, be auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after communicate with second circuit with KM1 series connection, on described contactor coil KM1, be parallel with work indicator light HR1; On the 3rd described circuit, be in series with successively contactor coil KM2, thermorelay FR2, on described contactor coil KM2, be parallel with work indicator light HR2; Between second circuit and the 4th circuit, be also provided with telecontrol circuit, be in series with successively throw over switch SA-3, throw over switch SA-4, far stop normally closed button, far open and often drive button and communicate with second circuit; On the 4th circuit, be in series with successively and often open auxiliary contact KM1, auxiliary reclay coil KA1; On the 5th circuit, be in series with successively auxiliary reclay KA1, vacuum valve wiring terminal; On six roots of sensation circuit, be in series with successively auxiliary reclay KA1, time relay coil KT1; On the 7th circuit, be in series with successively time relay KT1, auxiliary reclay coil KA2, on described time relay KT1, be parallel with auxiliary reclay KA2; On the 8th circuit, be in series with successively pressure sensing digital display instrument wiring terminal, auxiliary reclay coil KA3; On the 9th circuit, be in series with digital display instrument power-line terminal.

When concrete enforcement, first circuit is to control power supply indicator; Second circuit is to control vacuum pump; The 3rd circuit is to control main water pump; The 4th circuit is to control vacuum pump operation; The 5th circuit is to control vacuum valve; Six roots of sensation circuit is vacuum pump delay circuit; The 7th circuit is fault outlet line; The 8th circuit is vacuum outlet line.When work, connect general power, throw over switch SA-1, SA-2 connect, and press and often open button SB2, and second circuit connected, vacuum pump work; Due to the auxiliary reclay KA3 energising on second circuit, the auxiliary reclay coil KA3 work on the 8th circuit, pressure sensing digital display instrument shows vacuum output data, imbibition is complete; Make auxiliary reclay KA3 on 5-15 node, often open auxiliary contact KM2 work, communicate with the 3rd circuit, main water pump work, the normally closed auxiliary contact KM2 on second circuit disconnects, and vacuum pump quits work.If need telecontrol circuit as long as throw over switch SA-3, SA-4 are connected, 21,23,7 node energisings, can make the work of Article 2 circuit vacuum pump equally, in like manner, make main water pump work.

Claims

1. high efficiency smart self-priming pump control wiring structure, comprise fus FU, anxious stop/reset button SBJ, circuit breaker, contactor, the time relay, thermorelay, it is characterized in that: general power is provided with a parallel circuit being made up of circuit A and circuit B, and described circuit A is in series with main contact KM1, thermoelement FR1, vaccum pump motor M1 successively by automatic air-break switch QF1; Described circuit B is in series with main contact KM2, thermoelement FR2, main pump motor M2 successively by automatic air-break switch QF2; General power control loop is also provided with a point branch road that is in series with fus FU; Between the other end of described point of branch road and N line, be parallel with some circuits, and controlled by stop/reset button SBJ of urgency, they successively: on first circuit, be in series with power supply indicator HG; On second circuit, be in series with successively throw over switch SA-1, throw over switch SA-2, normally closed button SB1, often open button SB2, auxiliary reclay KA2, auxiliary reclay KA3, normally closed auxiliary contact KM2, contactor coil KM1, thermorelay FR1; Described often opening on button SB2 is parallel with and often opens auxiliary contact KM1, auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after one end with often open auxiliary contact KM1 and connect, the other end communicates with the 3rd circuit, the right of the 3rd described circuit is provided with identical circuit, be auxiliary reclay KA3 with often open auxiliary contact KM2 parallel connection after communicate with second circuit with KM1 series connection, on described contactor coil KM1, be parallel with work indicator light HR1; On the 3rd described circuit, be in series with successively contactor coil KM2, thermorelay FR2, on described contactor coil KM2, be parallel with work indicator light HR2; Between second circuit and the 4th circuit, be also provided with telecontrol circuit, be in series with successively throw over switch SA-3, throw over switch SA-4, far stop normally closed button, far open and often drive button and communicate with second circuit; On the 4th circuit, be in series with successively and often open auxiliary contact KM1, auxiliary reclay coil KA1; On the 5th circuit, be in series with successively auxiliary reclay KA1, vacuum valve wiring terminal; On six roots of sensation circuit, be in series with successively auxiliary reclay KA1, time relay coil KT1; On the 7th circuit, be in series with successively time relay KT1, auxiliary reclay coil KA2, on described time relay KT1, be parallel with auxiliary reclay KA2; On the 8th circuit, be in series with successively pressure sensing digital display instrument wiring terminal, auxiliary reclay coil KA3; On the 9th circuit, be in series with digital display instrument power-line terminal.