CN206754338U - A kind of more gear speed governing of fluid coupling and equipment safety operation control system - Google Patents
A kind of more gear speed governing of fluid coupling and equipment safety operation control system Download PDFInfo
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- CN206754338U CN206754338U CN201720554653.3U CN201720554653U CN206754338U CN 206754338 U CN206754338 U CN 206754338U CN 201720554653 U CN201720554653 U CN 201720554653U CN 206754338 U CN206754338 U CN 206754338U
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- proximity switch
- fluid coupling
- speed
- control system
- middling
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- 238000010168 coupling process Methods 0.000 title claims abstract description 65
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- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims 1
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- 238000001514 detection method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
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- 230000008439 repair process Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 235000019504 cigarettes Nutrition 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of more gear speed governing of fluid coupling and equipment safety operation control system, solve fluid coupling in the prior art and there was only two grades of speed governing of height, and conversion time is about 28s between two grades, it is difficult to the manufacturing technique requirent for meeting multistage speed, and the transition response time is oversize between two grades, influence effective performance of its power saving function, many occasions are difficult to meet technological requirement the problems such as, including power set, push rod, fluid coupling and control system, 46 proximity switches are disposed with the mozzle of the fluid coupling from outside to inside, one end of push rod is connected with power set, the reciprocating power of push rod is provided by power set, the other end is provided with armature, in the mozzle of armature insertion fluid coupling；The power set and proximity switch are connected with the control system, and proximity switch senses the position of armature, and controls power set to promote the distance of push rod by control system, realizes the speed governing of fluid coupling.
Description
Technical field
It the utility model is related to a kind of more gear speed governing of fluid coupling and equipment safety operation control system.
Background technology
Because Large Copacity high voltage variable frequency control system is invested too big, and most blower fans, load of the pumps need not be through
The wide in range speed adjustable range of normal modulability, therefore, three-phase alternating current high-voltage asynchronous motor by fluid coupling drive blower fan or
The operational mode of person's load of the pumps, it is commonly used for the industries such as steel, cement, heavy industry.Such kind of drive is disposable with its
Small investment, the receiving impact of electromechanical equipment flexible chain is small, and system is low on power network impact and is good at without deterioration influence, system failure rate
It is low, maintenance and repair simplicity etc. many advantages, and obtain extensive use.Weak point is：First, the load of fluid coupling is adjusted
Section, i.e. the regulation of load speed, generally only two grades of operations of height, it is exactly substantially full load and lays down load two states
Switching mode operational mode, it is difficult to meet multistage speed manufacturing technique requirent, have a strong impact on that its power saving function effectively plays.And
And the conversion time between two grades of two grades of Load Regulations of fluid coupling is 28s, the transition response time between two grades is oversize,
Many application scenarios are difficult to meet technological requirement.And the artificial high gear that is placed in early is run, power consumption is too big, is unfavorable for
Equipment economical operation.Second, as a whole set of equipment, from high-tension motor, fluid coupling to blower fan, exist and largely set
For duty parameter, it is necessary to be acquired, handle and judge.Wherein, some parameters must be detected and judged before equipment starts,
It is the precondition of equipment startup optimization；Have plenty of needs to monitor in real time in equipment running process so that behaviour's inspection personnel can be accurate
Really judge the whether abnormal of equipment, to take corresponding measure, ensure equipment safety operation.Therefore, equipment working condition parameter is adopted
Collection and control decision, normal startup and safe operation for equipment are most important.
In summary, fluid coupling only has two grades of speed governing of height in the prior art, and conversion time is about between two grades
28s, it is difficult to meet the manufacturing technique requirent of multistage speed, and the transition response time is oversize between two grades, influence its power saving function has
Effect plays, and is difficult to meet technological requirement in many occasions；And the judgment accuracy of equipment working condition parameter is poor, equipment is being influenceed just
The problems such as normally open and safe operation, still lack effective solution.
Utility model content
For technical problem present in above-mentioned prior art, the purpose of this utility model is to provide a kind of fluid coupling
More gear speed-adjusting and control systems and equipment safety operation control method.Fully loaded and unloading institute to fluid coupling transmission system is right
Answer two kinds of transmission modes of high speed low speed to be transformed, realize fully loaded, heavy duty, underloading and the corresponding low speed of unloading, middling speed 1, in
Speed 2 and at a high speed four speed stages, to meet site technique equipment requirement, and give full play to fluid coupling energy-saving effect.
In order to solve the above technical problems, the technical solution of the utility model is：
A kind of more gear speed-adjusting and control systems of fluid coupling, including power set (pneumatically or hydraulically or electronic), push rod,
Fluid coupling and control system, 4-6 proximity switch is disposed with from outside to inside on the mozzle of the fluid coupling,
One end of push rod is connected with power set, and the reciprocating power of push rod is provided by power set, and the other end is provided with armature, holds in the mouth
Iron is servo-actuated in the mozzle of insertion fluid coupling；The power set and proximity switch are connected with the control system, are connect
The position of nearly inductive switching armature, the distance of power set promotion push rod, and the speed of fluid coupling are controlled by control system
Degree gear is detected and locked to realize speed governing.
Multiple proximity switches can control armature to be located at different proximity switches, and then can stop the armature on push rod
Stay on different positions, realize the process control of more gear speed governing, add the applicability of equipment, a variety of answer can be met
With the multiple speed modulation process requirement of occasion.
Further, the power set are hydraulic cylinder or pneumatic cylinder.
Further, the quantity of the proximity switch is 4, including low speed proximity switch, the first middling speed proximity switch, the
Two middling speed proximity switches and high speed proximity switch, this four proximity switches are set gradually from outside to inside on mozzle.
Wherein, the inner side of mozzle is close to the side of fluid coupling liquid guiding cavity, and outside is to be led away from fluid coupling
The side of sap cavity.
Further, the distance between low speed proximity switch and the first middling speed proximity switch are 5-7cm；Quick access in first
The distance between nearly switch and the second middling speed proximity switch are 4-6cm；Between second middling speed proximity switch and high speed proximity switch
Distance be 5-7cm.
Further, the quantity of the proximity switch is 5, including low speed proximity switch, the first middling speed proximity switch, the
Two middling speed proximity switches, the 3rd middling speed proximity switch and high speed proximity switch, this five proximity switches are on mozzle from extroversion
Inside set gradually.
Further, the distance between low speed proximity switch and the first middling speed proximity switch are 3-5cm；Quick access in first
The distance between nearly switch and the second middling speed proximity switch are 4-6cm；Second middling speed proximity switch and the 3rd middling speed proximity switch
The distance between be 4-6cm；The distance between 3rd middling speed proximity switch and high speed proximity switch are 5-7cm.
Further, the middling speed proximity switch between low speed proximity switch and high speed proximity switch is movably arranged on water conservancy diversion
Guan Shang, it can be moved along the axis of mozzle.
During equipment debugging, by the position of multiple middling speed proximity switches between low speed proximity switch and high speed proximity switch
Put and be adjusted, it is met specific speed governing requirement.
Further, the more gear speed-adjusting and control systems of the fluid coupling also include being arranged on fluid coupling power train
Valve opening and closing sensor cluster, temperature sensor assembly, flow sensor assembly and pressure sensor assembly in system, Ge Gechuan
Sensor is connected with the control system.
Wherein, valve opening and closing sensor cluster is distributed at each valve of pipeline, for detecting the opening and closing of each valve.
Temperature sensor assembly is distributed in each bearing, the such as the following position of work oil level, for detecting the temperature and work of each bearing
Make oil temperature.Flow sensor assembly is distributed in cooling line, for detecting the flow in cooling line.Each sensor will be adopted
Collect obtained parameter signal input control system, calculated by control system and judge whether to meet compressor start up condition.
Further, the more gear speed-adjusting and control systems of the fluid coupling also include warning device, warning device with
The control system connection.
When control system receives abnormal signal, sound and light alarm can be carried out by warning device, or even break down and stop
Machine, to avoid occurring the loss of bigger equipment property and personnel from injuring.
The system can realize the judgement and inspection of coupling fluid-structure transmission low speed starting up's one-level key parameter if circular,
With intelligent control function, thermal technology can be avoided to manipulate the drawbacks of checking.
A kind of fluid coupling drive apparatus safety operating control method, comprises the following steps：
1) program is inputted in the controls, it is determined that the speed governing gear of the different operation phase in setting technique；
2) debugging of equipment is carried out, it is determined that and adjusting the middling speed between low speed proximity switch and high speed proximity switch close to opening
Close the position on oil guide pipe；
3) detection signal of each sensor detector of the control system to receiving carries out computing, judges motor and blower fan
Whether the duty parameter such as bearing temperature, fluid coupling working oil temperature and its cooling water pipeline pressure, flow, temperature is normal, is
No to meet compressor start up condition, if booting up, control system control power set promote push rod, are positioned at the armature of push rod end
At low speed proximity switch, low speed starting up, during equipment downtime, also judged by control system and speed is adjusted to low or first gear in advance
Position, then actuating motor power-off are shut down, to avoid impact of the motor high current cut-out to high-voltage fence at full capacity；
4) in equipment running process, in the different operation phase, control system control power set promote push rod, make push rod
The armature of end is positioned at different proximity switches, realizes the more gear speed governing of fluid coupling.
The beneficial effects of the utility model are：
1st, the utility model installs two or three middling speed gear positions senses additional on former YE electric pushrod stroke
Proximity switch is answered, the high speed proximity switch and low speed proximity switch plus original realize the tune respectively of four gears or five gears
Speed operation；Executing agency is changed to hydraulic pressure or pneumatic type respectively, simple in construction, and control is quick, and fault rate is extremely low, in practice it has proved that uses
Effect is fine.Such as：Go to during pneumatic steelmaking hot metal charging and installation steel scrap and thus the violent chemical reaction of oxygen blast smelting
The conversion of two sections of periods of period, gone at a high speed by the second middling speed, it is only necessary to 3-5 times second, and during single before this two fast mode
28 seconds, between the now demurrage are needed, revolving furnace fume hood produces more serious flue dust and leaked, and threatens air environmental protection.
2nd, each position of the blower fan (or various pumps) of multiple devices sets valve to open in fluid coupling transmission system
Close detector, temperature sensor, pressure sensor and flow sensor etc., for detect the opening and closing of pipeline valve, bearing temperature,
The bearing temperature of high-pressure motor bearing temperature winding temperature and fluid coupling, working oil temperature and its cooling line flow, pressure
Deng signal, collection input PLC control system is calculated by control system and judges whether to meet compressor start up condition, and system work was run
Cheng Zhong, also there is PLC control system to carry out monitoring in real time to such duty parameter of equipment and judge that abnormal to occur, control system can
Alarm is sent to report an error warning, until sound and light alarm, or even disorderly closedown, to avoid bigger equipment property loss and personnel from hindering
Evil.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 is that fluid coupling transmission system equipment forms schematic diagram；
Fig. 2 is that the coupling fluid-structure transmission system multistage speed governing of embodiment 1 requires analysis chart；
Fig. 3 is the more gear speed control principle schematic diagrames of fluid coupling.
Wherein, 1, motor, 2, fluid coupling, 3, YE, 4, load, 5, heat exchanger, 6, filter, 7, low
Fast proximity switch, the 8, first middling speed proximity switch, the 9, second middling speed proximity switch, 10, high speed proximity switch, 11, coupling fluid-structure
Device liquid guiding cavity, 12, armature, 13, push rod.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As shown in figure 1, traditional coupling fluid-structure transmission system is typically by high-power high voltage motor 1, the He of fluid coupling 2
Various blower fans or load of the pumps 4 form.Fluid coupling 2 includes transmission body, YE 3 and working media turbine oil and followed
Ring cooling device is formed, and working media turbine oil cooling back installation includes heat exchanger 5 and filter 6, in fluid coupling 2
Working media uses by heat exchange cooling, filtering Posterior circle.Heat exchanger 5 is air cooling heat exchanger or water cooling heat exchanger.It is general only
There are low speed and at a high speed two gears.
As shown in figure 3, the more gear speed-adjusting and control systems of fluid coupling, including power set, push rod 13, fluid coupling
2 and control system, low speed proximity switch 7, the first middling speed are disposed with from outside to inside on the mozzle of the fluid coupling 2
Proximity switch 8, the second middling speed proximity switch 9 and high speed proximity switch 10, one end of push rod 13 is connected with power set, by power
Device provides 13 reciprocating power of push rod, and the other end is provided with armature 12, and armature 12 inserts the mozzle of fluid coupling 2
It is interior；Power set and proximity switch are connected with the control system, and proximity switch senses the position of armature 12,
And control power set to promote the distance of push rod 13 by control system, realize the speed governing of fluid coupling 2.
The more gear speed governing implementation method schematic diagrames of fluid coupling, substituted with hydraulic push rod or air-leg in accompanying drawing 1
YE, it can be conveniently realized at most of industrial enterprise scenes, and system overall failure rate declines to a great extent.Original
Low speed and high gear detection proximity switch between, add two to three gears detection proximity switch, pass through control system PLC
Programming, the speed stage detection armature rear controlled stopping in place of push rod head position, is realized by control system automatic control and adjustment
Push rod reaches required speed stage and holding, until system is connected to new speed regulating command.Middling speed 1, the middling speed 2 added
Gear positions can move forward and backward final fixation during equipment debugging and come into operation.Therefore, can conveniently and efficiently be applied to different
Application scenario.Certainly limited by the whole haul distance of fluid coupling mozzle, the gear added can not possibly be excessive, still
Most of blower-pump load occasion is met.Control system is ensures equipment safety, and setting fluid coupling is low
Speed starts (i.e. motor is always in No Load Start).
Illustrated with reference to specific embodiment.
As shown in Fig. 2 fluid coupling transmission system multistage speed technological requirement analysis chart, using pneumatic steelmaking flue gas ash removal as
Example, steel making operation is initial, and in hot metal charging person's steel scrap, flue gas is larger, the t1 periods for converter；Oxygen blast is smelted initial stage, and chemical reaction is acute
Strong, exhaust gas volumn is maximum, the t2 periods；Smelt the middle and later periods, based on quenched samming, exhaust gas volumn is relatively low, the t3 periods；When thermometric and tapping
Section, exhaust gas volumn is minimum, the t4 periods.It is corresponding to require corresponding different transmission speed, it is desirable to during smoke maximum, the inexcessive cigarette of petticoat pipe；
When smoke is low, motor load reduces energy-conservation.The similar high pressure water system for also having steel rolling milling train, the confession of steel plate heat-treatment quenching machine
The equipment such as water pump system, it is slightly different part and is each velocity shooting appearance order and holds time different.Therefore, blower fan
Load of the pumps site of deployment is much that such multistage speed control and regulation just meet technique and power conservation requirement.Thus, the practicality
New application prospect is very good.
The preferred embodiment of the application is the foregoing is only, is not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (9)
- A kind of 1. more gear speed-adjusting and control systems of fluid coupling, it is characterised in that：Including power set, push rod, coupling fluid-structure Device and control system, are disposed with 4-6 proximity switch on the mozzle of the fluid coupling from outside to inside, and the one of push rod End is connected with power set, and by the power set offer reciprocating power of push rod, the other end is provided with armature, armature be servo-actuated in Insert the mozzle of fluid coupling；The power set and proximity switch are connected with the control system, proximity switch sense The position of armature is answered, the distance of power set promotion push rod, and the speed stage inspection of fluid coupling are controlled by control system Survey and lock to realize speed governing.
- 2. the more gear speed-adjusting and control systems of fluid coupling according to claim 1, it is characterised in that：The power set For hydraulic cylinder or pneumatic cylinder.
- 3. the more gear speed-adjusting and control systems of fluid coupling according to claim 1, it is characterised in that：The proximity switch Quantity be 4, including low speed proximity switch, the first middling speed proximity switch, the second middling speed proximity switch and high speed proximity switch, This four proximity switches are set gradually from outside to inside on mozzle.
- 4. the more gear speed-adjusting and control systems of fluid coupling according to claim 3, it is characterised in that：Low speed proximity switch The distance between first middling speed proximity switch is 5-7cm；Between first middling speed proximity switch and the second middling speed proximity switch Distance is 4-6cm；The distance between second middling speed proximity switch and high speed proximity switch are 5-7cm.
- 5. the more gear speed-adjusting and control systems of fluid coupling according to claim 1, it is characterised in that：The proximity switch Quantity be 5, including low speed proximity switch, the first middling speed proximity switch, the second middling speed proximity switch, the 3rd middling speed are close to opening Close and high speed proximity switch, this five proximity switches are set gradually from outside to inside on mozzle.
- 6. the more gear speed-adjusting and control systems of fluid coupling according to claim 5, it is characterised in that：Low speed proximity switch The distance between first middling speed proximity switch is 3-5cm；Between first middling speed proximity switch and the second middling speed proximity switch Distance is 4-6cm；The distance between second middling speed proximity switch and the 3rd middling speed proximity switch are 4-6cm；3rd middling speed approaches The distance between switch and high speed proximity switch are 5-7cm.
- 7. the more gear speed-adjusting and control systems of fluid coupling according to claim 3, it is characterised in that：Low speed proximity switch Middling speed proximity switch between high speed proximity switch is movably arranged on oil guide pipe, can be moved along the axis of oil guide pipe.
- 8. the more gear speed-adjusting and control systems of fluid coupling according to claim 1, it is characterised in that：Also include being arranged on Valve opening and closing sensor cluster, temperature sensor assembly, flow sensor assembly and pressure in fluid coupling transmission system Sensor cluster, each sensor are connected with the control system.
- 9. the more gear speed-adjusting and control systems of fluid coupling according to claim 8, it is characterised in that：Also include alarm dress Put, warning device is connected with the control system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720554653.3U CN206754338U (en) | 2017-05-18 | 2017-05-18 | A kind of more gear speed governing of fluid coupling and equipment safety operation control system |
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| CN201720554653.3U CN206754338U (en) | 2017-05-18 | 2017-05-18 | A kind of more gear speed governing of fluid coupling and equipment safety operation control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979327A (en) * | 2017-05-18 | 2017-07-25 | 山东济钢合金材料科技有限公司 | A kind of many gear speed governing of fluid coupling and equipment safety operation control system and its implementation |
| CN113969947A (en) * | 2021-10-26 | 2022-01-25 | 扎赉诺尔煤业有限责任公司 | Common control method for multiple types of hydraulic coupler controllers |
-
2017
- 2017-05-18 CN CN201720554653.3U patent/CN206754338U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979327A (en) * | 2017-05-18 | 2017-07-25 | 山东济钢合金材料科技有限公司 | A kind of many gear speed governing of fluid coupling and equipment safety operation control system and its implementation |
| CN113969947A (en) * | 2021-10-26 | 2022-01-25 | 扎赉诺尔煤业有限责任公司 | Common control method for multiple types of hydraulic coupler controllers |
| CN113969947B (en) * | 2021-10-26 | 2024-01-19 | 扎赉诺尔煤业有限责任公司 | Common control method for multiple types of hydraulic coupler controllers |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200914 Address after: Room 116, no.11977 Airport Road, Licheng District, Jinan City, Shandong Province Patentee after: JINAN BAODE FURNACE CHARGE Co.,Ltd. Address before: 250105 No. 11977, Airport Road, Ji'nan, Shandong Patentee before: SHANDONG JINAN IRON AND STEEL ALLOY MATERIALS TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |