CN107989782A - A kind of general service pump across-the-line starting control device - Google Patents
A kind of general service pump across-the-line starting control device Download PDFInfo
- Publication number
- CN107989782A CN107989782A CN201711412520.3A CN201711412520A CN107989782A CN 107989782 A CN107989782 A CN 107989782A CN 201711412520 A CN201711412520 A CN 201711412520A CN 107989782 A CN107989782 A CN 107989782A
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- China
- Prior art keywords
- control
- power distribution
- distribution cabinet
- fixed
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Computer Hardware Design (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of general service pump across-the-line starting control device, including power distribution cabinet panel, power distribution cabinet, control cabinet panel, control cabinet;Power distribution cabinet panel is fixed on the surface of power distribution cabinet, is connected between power distribution cabinet panel and power distribution cabinet by electric wire;The top of control cabinet panel is fixedly installed long-range control button on the spot, and remotely the lower part of control button is fixedly installed run indicator on the spot, and the lower part of run indicator is fixedly installed malfunction indicator lamp;Control cabinet panel is fixed at the surface of control cabinet, is connected between control cabinet panel and control cabinet by electric wire, and the top that computer is shown is provided with computer launch button.This general service pump across-the-line starting control device, substantially increases the security of pump class electrical control gear, has saved cost, reduced the accident rate for electrical control gear.
Description
Technical field
The invention belongs to desulfuring and denitrifying apparatus general service pump class across-the-line starting control technology field, and in particular to a kind of general service pump
Across-the-line starting control device.
Background technology
Electric control system is the important component of flue gas desulfurization and denitrification device.It is continuous with electronic computer technology
Development, electric control system play the part of more and more important role in modern civilization and technology development and progress, more and more
Applied to industrial processes, in China, the field such as industry, manufacturing industry obtains sufficient utilization, and the achievement obtained in recent years is more
To be notable.Industrial high energy consumption feature and the market competition situation being growing more intense, promote the development of enterprise from original number
Gauge model changes to quality and efficiency, and the urgency of manufacturing enterprise's refinement and optimum management is constantly strengthened.
Field control case is all necessary in electrical control.Although the popularization of systems technology is now automatically controlled so that controlling
The ability and precision of system are further lifted, but can not all be taken always for the consideration of safety and convenient aspect, field control case
Disappear, played in industrial field control basis and important effect.Although each company's scale all has certainly
Oneself realizes the distinct methods and different modes of control, but its quality is uneven, and security also differs a thousand li;Although country is right
There is special atlas in control cabinet, but each industry needs to do a little changes according to technological requirement to meet that the control of the industry will
Ask.Existing all kinds of control cabinets have the disadvantage that:1st, specification disunity, insufficiency;2nd, not enough simplify, waste of resource;3rd, safety
Property is relatively low, and accident rate is higher;The defects of inventor is based in the prior art have developed a kind of general service pump across-the-line starting control device,
It can solve problems of the prior art.
The content of the invention
The present invention is in order to solve the above-mentioned technical problem, there is provided a kind of general service pump across-the-line starting control device, its structure design
Simply, scientific and reasonable, easy to operate, using efficient, the present invention is by with reference to field experience, according to all kinds of specification atlas of country simultaneously
A kind of a kind of safe and reliable, the control cabinet of the less suitable industry of original paper is summed up with reference to domestic multiple designing institutees.In reality
Use during can be good at the needs that meet company, and can realize the target of energy-saving safe.
The technical solution adopted in the present invention is:A kind of general service pump across-the-line starting control device, including power distribution cabinet panel, match somebody with somebody
Electric cabinet, control cabinet panel, control cabinet;Power distribution cabinet panel is fixed on the surface of power distribution cabinet, leads between power distribution cabinet panel and power distribution cabinet
Cross electric wire connection;The top of control cabinet panel is fixedly installed long-range control button on the spot, remotely the lower part of control button on the spot
Run indicator is fixedly installed, the lower part of run indicator is fixedly installed malfunction indicator lamp;The inside of power distribution cabinet includes end
Son row, terminal block are fixed at the bottom lateral position of power distribution cabinet, and electrothermal relay is fixed on the left upper portion position of terminal block,
Contactor is fixed at the upper position of electrothermal relay, and breaker is fixed at the upper position of contactor, and relay, connect
Tentaculum is connected with breaker by major loop;Intermediate relay is fixed at the right positions of electrothermal relay, single-pole circuit breaker
The right positions of breaker are fixed at, PLC control process units are fixed at the right upper portion position of breaker;Heat after
Connected between electric appliance and single-pole circuit breaker by the 5th control loop, while electrothermal relay passes through the first control loop and terminal block
Connection;PLC control process unit is connected by the second control loop with terminal block;Intermediate relay by the 3rd control loop and
4th control loop is connected with terminal block;Control cabinet panel is fixed at the surface of control cabinet, control cabinet panel and control cabinet
Between connected by electric wire;The top of control panel is fixedly installed live scram button, and the lower part of scram button is consolidated at the scene
Surely live run indicator is provided with, the lower part of run indicator is fixedly installed field failure indicator light, control cabinet at the scene
Inside be fixed with control cabinet terminal block;The top that computer is shown is provided with computer launch button, the lower part of computer launch button
Computer run indicator is fixedly installed, computer emergency stop indicator light is fixedly installed in the lower part of computer run indicator, in electricity
The lower part of brain emergency stop indicator light is fixedly installed computer remote control button on the spot;Computer is shown to be led to PLC control process units
Cross communication cable connection.
Terminal block in the power distribution cabinet is connected by cable and pump, and terminal block is connected with major loop.
Control cabinet terminal block connection in terminal block and control cabinet in the power distribution cabinet.
Control button, run indicator and malfunction indicator lamp are on the spot for switch board upper panel fixed setting long-range
It is vertically arranged.
The PLC control process unit is connected by the second control loop with terminal block;The main purpose so set is
In order to, by the setting of PLC control process units, the effect for the signal that mainly each electric elements are controlled and handled.
Connected between the electrothermal relay and single-pole circuit breaker by the 5th control loop, while electrothermal relay passes through first
Control loop is connected with terminal block;It is provided with the effect that electrothermal relay primarily serves overload protection;It is provided with breaker
Main function is to protect the electric elements in power distribution cabinet.
The contactor is fixed at the upper position of electrothermal relay;The main purpose for being provided with contactor be for
, contactor is as executive component, for connecting, disjunction circuit or the frequently equipment operation such as control motor.
The intermediate relay is fixed at the right positions of electrothermal relay, and intermediate relay passes through the 3rd control loop
It is connected with the 4th control loop with terminal block;The main function for being provided with intermediate relay is to pass through intermediate relay
As M signal device, automatic system is transferred to for status signal, also the instruction of control system can be acted on control cabinet.
Described control cabinet has following features:1st, conventional fuse is replaced to be compared as short circuit protection component by the use of breaker
In other by the use of fuse as short-circuit protection have convenient to overhaul, damage rate is low, easy to inquire about trouble point and reduce spare part the advantages of.
2nd, traditional universal change-over switch is replaced with two knobs, can not only saves cost, moreover it is possible to traditional stop button is replaced using knob,
A button is saved, also there is scram button, other people start loops elsewhere can be prevented in maintenance.3rd, with band
Button replaces conventional button, can save cost, can also reduce the space on control panel so that control cabinet is more simplified more
It is compact.4th, pump startup and stopping are realized with a DO point, not only saves cost, but also simplified circuit.5th, can be achieved scene, on the spot and
Distant place automatic control function
Beneficial effects of the present invention:The technical program provides a kind of general service pump across-the-line starting control device, its structure design is simple,
It is scientific and reasonable, easy to operate, using efficient;The electrical control gear specification disunity of class, work(can be solved to pump in the prior art
Can not be full the problem of, while the electrical control gear for solving pump class is not enough simplified, and the problem of waste of resource, also solves pump class
Electrical control gear security it is relatively low, the problem of accident rate is higher;The security of pump class electrical control gear is substantially increased,
Cost has been saved, has reduced the accident rate for electrical control gear.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention;
Marked in figure:1st, power distribution cabinet panel, 101, long-range control button on the spot, 102, run indicator, 103, malfunction indicator lamp,
2nd, power distribution cabinet, 201, terminal block, 202, major loop, the 203, first control loop, the 204, second control loop, the 205, the 3rd control
Circuit, the 206, the 4th control loop, the 207, the 5th control loop, 208, electrothermal relay, 209, contactor, 210, breaker,
211st, intermediate relay, 212, single-pole circuit breaker, 213, PLC control process units, 3, control cabinet panel, 301, live emergency stop presses
Button, 302, live run indicator, 303, field failure indicator light, 4, control cabinet, 5, computer show, 501, launch computer presses
Button, 502, computer run indicator, 503, computer emergency stop indicator light, 504, computer remote control button on the spot, 6, control cabinet end
Son row, 7, electric wire, 8, cable, 9, communication cable.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
As shown in the figure, a kind of general service pump across-the-line starting control device, including power distribution cabinet panel 1, power distribution cabinet 2, control cabinet face
Plate 3, control cabinet 4;Power distribution cabinet panel 1 is fixed on the surface of power distribution cabinet 2, passes through electric wire 7 between power distribution cabinet panel 1 and power distribution cabinet 2
Connection;The top of control cabinet panel 1 is fixedly installed long-range control button 101 on the spot, remotely the lower part of control button 101 on the spot
Run indicator 102 is fixedly installed, the lower part of run indicator 102 is fixedly installed malfunction indicator lamp 103;Power distribution cabinet 2
Inside includes terminal block 201, and terminal block 201 is fixed at the bottom lateral position of power distribution cabinet 2, and electrothermal relay 208 is fixed on
The left upper portion position of terminal block 201, contactor 209 are fixed at the upper position of electrothermal relay 208, and breaker 210 is solid
Surely the upper position of contactor 209 is arranged on, relay 208, contactor 209 and breaker 201 are connected by major loop 202;
Intermediate relay 211 is fixed at the right positions of electrothermal relay 208, and single-pole circuit breaker 212 is fixed at breaker 210
Right positions, PLC control process unit 213 is fixed at the right upper portion position of breaker 210;Electrothermal relay 208 with
Connected between single-pole circuit breaker 212 by the 5th control loop 207, at the same electrothermal relay 208 by the first control loop 203 with
Terminal block 201 connects;PLC control process unit 213 is connected by the second control loop 204 with terminal block 201;Intermediate relay
211 are connected by the 3rd control loop 205 and the 4th control loop 206 with terminal block 201;Control cabinet panel 3 is fixed at
The surface of control cabinet 4, is connected between control cabinet panel 3 and control cabinet 4 by electric wire 7;The top of control panel 3 is fixedly installed
Live scram button 301, at the scene the lower part of scram button 301 be fixedly installed live run indicator 302, run at the scene
The lower part of indicator light 302 is fixedly installed field failure indicator light 303, and the inside of control cabinet 4 is fixed with control cabinet terminal block 6;
Computer shows that 5 top is provided with computer launch button 501, and the lower part of computer launch button 501 is fixedly installed computer operation
Indicator light 502, computer emergency stop indicator light 503 is fixedly installed in the lower part of computer run indicator 502, is indicated in computer emergency stop
The lower part of lamp 503 is fixedly installed computer remote control button 504 on the spot;Computer shows that 5 is logical with PLC control process unit 213
Communication cable 9 is crossed to connect.
Terminal block 201 in the power distribution cabinet 2 is connected by cable 8 and pump, and terminal block 201 is connected with major loop 202.
Terminal block 201 in the power distribution cabinet 2 is connected with the control cabinet terminal block 6 in control cabinet 4.
Long-range control button 101, run indicator 102 and the failure on the spot of 1 top of control cabinet panel fixed setting
Indicator light 103 is in be vertically arranged.
The PLC control process unit 213 is connected by the second control loop 204 with terminal block 201;The master so set
Syllabus be in order to, by the setting of PLC control process units, the signal that mainly each electric elements are controlled and handled
Effect.
Claims (4)
1. a kind of general service pump across-the-line starting control device, including power distribution cabinet panel, power distribution cabinet, control cabinet panel, control cabinet;It is special
Sign is:Power distribution cabinet panel is fixed on the surface of power distribution cabinet, is connected between power distribution cabinet panel and power distribution cabinet by electric wire;Switch board
The top of panel is fixedly installed long-range control button on the spot, and remotely the lower part of control button is fixedly installed operation instruction on the spot
Lamp, the lower part of run indicator are fixedly installed malfunction indicator lamp;The inside of power distribution cabinet includes terminal block, terminal block fixed setting
In the bottom lateral position of power distribution cabinet, electrothermal relay is fixed on the left upper portion position of terminal block, and contactor is fixed at heat
The upper position of relay, breaker are fixed at the upper position of contactor, and relay, contactor and breaker pass through master
Circuit connects;Intermediate relay is fixed at the right positions of electrothermal relay, and single-pole circuit breaker is fixed at breaker
Right positions, PLC control process units are fixed at the right upper portion position of breaker;Electrothermal relay and single-pole circuit breaker it
Between connected by the 5th control loop, while electrothermal relay is connected by the first control loop with terminal block;PLC control process lists
Member is connected by the second control loop with terminal block;Intermediate relay passes through the 3rd control loop and the 4th control loop and terminal
Row's connection;Control cabinet panel is fixed at the surface of control cabinet, is connected between control cabinet panel and control cabinet by electric wire;Control
The top of panel processed is fixedly installed live scram button, and the lower part of scram button is fixedly installed scene operation instruction at the scene
Lamp, at the scene the lower part of run indicator be fixedly installed field failure indicator light, the inside of control cabinet is fixed with control cabinet end
Son row;The top that computer is shown is provided with computer launch button, and the lower part of computer launch button is fixedly installed computer operation and refers to
Show lamp, computer emergency stop indicator light is fixedly installed in the lower part of computer run indicator, consolidate in the lower part of computer emergency stop indicator light
Surely it is provided with computer remote control button on the spot;Computer is shown to be connected with PLC control process units by communication cable.
A kind of 2. general service pump across-the-line starting control device according to claim 1, it is characterised in that:Terminal in power distribution cabinet
Row is connected by cable and pump, and terminal block is connected with major loop.
A kind of 3. general service pump across-the-line starting control device according to claim 1, it is characterised in that:Terminal in power distribution cabinet
Row is connected with the control cabinet terminal block in control cabinet.
A kind of 4. general service pump across-the-line starting control device according to claim 1, it is characterised in that:Switch board upper panel
Long-range control button, run indicator and the malfunction indicator lamp on the spot of fixed setting are in be vertically arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711412520.3A CN107989782A (en) | 2017-12-24 | 2017-12-24 | A kind of general service pump across-the-line starting control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711412520.3A CN107989782A (en) | 2017-12-24 | 2017-12-24 | A kind of general service pump across-the-line starting control device |
Publications (1)
Publication Number | Publication Date |
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CN107989782A true CN107989782A (en) | 2018-05-04 |
Family
ID=62042545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711412520.3A Withdrawn CN107989782A (en) | 2017-12-24 | 2017-12-24 | A kind of general service pump across-the-line starting control device |
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CN (1) | CN107989782A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111022310A (en) * | 2019-12-25 | 2020-04-17 | 湛江米克化能有限公司 | Transformation method for pump room buried tank pumpback pump control circuit |
-
2017
- 2017-12-24 CN CN201711412520.3A patent/CN107989782A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111022310A (en) * | 2019-12-25 | 2020-04-17 | 湛江米克化能有限公司 | Transformation method for pump room buried tank pumpback pump control circuit |
CN111022310B (en) * | 2019-12-25 | 2022-05-24 | 湛江米克化能有限公司 | Transformation method for pump room buried tank pumpback pump control line |
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Application publication date: 20180504 |