CN103727294B - Control device and pneumatic system - Google Patents
Control device and pneumatic system Download PDFInfo
- Publication number
- CN103727294B CN103727294B CN201410026122.8A CN201410026122A CN103727294B CN 103727294 B CN103727294 B CN 103727294B CN 201410026122 A CN201410026122 A CN 201410026122A CN 103727294 B CN103727294 B CN 103727294B
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- valve
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- control valve
- manual switching
- described control
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- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/14—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The embodiment of the invention discloses a control device. A manual changeover valve is additionally arranged between a control valve and air cylinders of a plurality of pneumatic valves, secondary changeover can be conducted to air ways of the air cylinders of the plurality of pneumatic valves through the manual changeover valve in the on state of the pneumatic valve so as to realize the simultaneous control on the air cylinders of the plurality of pneumatic valves, one or more valves can be separately switched off without the need of switching off all the valves or stopping a system when a part of technological pipeline does not work. Compared with the prior art, according to the control device, the manual changeover valve is not required from being additionally arranged and electromagnetic valves are not separately used, so that the arrangement of a control line using a control coil to work can be avoided while the usage amount of coils can be reduced, therefore the cost can be lowered. The embodiment of the invention further discloses a pneumatic system.
Description
Technical field
The present invention relates to boiler technology field, more particularly, it relates to a kind of control device and baric systerm.
Background technology
For extensive process system, due to the complexity of flow process, need pneumatic type valve to be arranged on pipeline 2 ' with to wherein
Fluid is controlled, and wherein part valve needs in system operation to open simultaneously or close, but under urgent or abnormal conditions
Wherein pneumatic type valve individually need to be closed, cut-out wherein fluid.Conventional control element for pneumatic type valve is two five
Three-way electromagnetic valve 3 ', as shown in figure 1, two-position-five-way solenoid valve 3 ' has 2 coils, the controllable gas circuit when coil is powered respectively
Switching, makes the cylinder 1 ' of driving pneumatic type valve supply or be vented, thus realizing being turned on and off pneumatic type valve.In coil d1
When powered, source of the gas is passed through from air inlet p1, and from interface a1 output, now, interface b1 is connected with exhaust outlet s2；In the same manner, in coil
When d2 is powered, source of the gas is passed through from air inlet p1, and from interface b1 output, now, interface a1 is connected with exhaust outlet s1.
At present, control device as shown in Figure 2, passes through 1 two five for all pneumatic type valve in this control device
Three-way electromagnetic valve 3 ' controls, and that is, source of the gas inputs from this magnetic valve air inlet p1, passes through branched pipe respectively in output interface a1, interface b1
1 cylinder 1 ' of Lu Yu is connected to the interface of n-th cylinder 1 ', as long as source of the gas caliber is reasonable in design, just realizes to all pneumatic
The unification of type valve opens or closes.Can achieve and the 1st cylinder 1 ' is controlled to n-th cylinder 1 ' simultaneously, but work as some processes
Then need during pipeline 2 ' fault to close all valves, or even stoppage in transit whole system is it is impossible to realize to one of or several valves
Individually close.
For this reason, control device as shown in Figure 3, in this control device, the cylinder 1 ' of every pneumatic type valve is separately provided
One two-position-five-way solenoid valve 3 ', source of the gas can be respectively connected to or be uniformly accessed into, and the coil of two-position-five-way solenoid valve 3 ' is sent out simultaneously
Go out instruction, you can realize the 1st cylinder 1 ' is controlled to n-th cylinder 1 ' simultaneously.Can achieve to the 1st cylinder 1 ' to n-th
Cylinder 1 ' controls simultaneously, can achieve in some processes pipeline 2 ' fault and one of or several valves are individually closed, be not required to
Close all valves.But, this kind of design all need to be controlled to 2 ' individual coils of every deck valve door, if calculating electromagnetism again
Valve, source of the gas pipeline, cable expense, the control cost of every deck valve door is about more than 5000 yuan, if valve is many or place is remote, overall
Expense will be sufficiently expensive.
Therefore, how to reduce the cost of control device, become those skilled in the art's technical problem urgently to be resolved hurrily.
Content of the invention
In view of this, first purpose of the present invention is to provide a kind of control device, to realize the purpose of reduces cost.
Second object of the present invention is to provide a kind of baric systerm.
For realizing above-mentioned first purpose, the present invention following technical scheme of offer:
A kind of control device, including a control valve and multiple pneumatic type valve, also includes multiple manual switching valves, described
3rd interface of manual switching valve is connected with the air inlet of the cylinder of described pneumatic type valve, and the 4th of described manual switching valve connects
Mouthful connect with the gas outlet of the cylinder of described pneumatic type valve, the first interface of multiple described manual switching valves and described control valve
First interface connection, the second interface of multiple described manual switching valves connected with the second interface of described control valve, described control
The air inlet of valve processed is connected with described source of the gas, wherein,
When described control valve is in the first working condition, the first interface of the air inlet of described control valve and described control valve
Conducting, the exhaust outlet of described control valve is turned on the second interface of described control valve；When described control valve is in the second working condition
When, second interface conducting, the exhaust outlet of described control valve and the described control of the air inlet of described control valve and described control valve
The first interface conducting of valve；
When described manual switching valve is in three working conditions, the first interface of described manual switching valve is cut manually with described
Change the 3rd interface conducting of valve, the 4th interface of described manual switching valve is turned on the second interface of described manual switching valve；When
Described manual switching valve in four working conditions, the 3rd of the first interface of described manual switching valve and described manual switching valve the
4th interface of interface and described manual switching valve is non-conduction, or the second interface of described manual switching valve is cut manually with described
Change the 3rd interface of valve and the 4th interface of described manual switching valve is non-conduction.
Preferably, in above-mentioned control device, the exhaust outlet of described control valve includes first row gas port and second exhaust port, when
In the first working condition, the air inlet of described control valve is turned on described control valve with the first interface of described control valve, described
Second exhaust port in the exhaust outlet of control valve is turned on the second interface of described control valve；
When described control valve is in the second working condition, the second interface of the air inlet of described control valve and described control valve
Conducting, the first row gas port in the exhaust outlet of described control valve is turned on the first interface of described control valve.
Preferably, in above-mentioned control device, described control valve is two-position-five-way solenoid valve.
Preferably, in above-mentioned control device, described manual switching valve is two-position four-way solenoid valve.
Preferably, in above-mentioned control device, described manual switching valve is two-position five-way manual valve.
From technique scheme as can be seen that control device the present invention control valve and multiple pneumatic type valve gas
Install manual switching valve between cylinder respectively additional, in pneumatic type valve open mode, can manually switching valve to multiple air-driven type valves
The gas circuit of the cylinder of door carries out secondary switching, realizes the cylinder of multiple pneumatic type valve is controlled simultaneously, again can be in some processes
Can achieve during pipeline fault and one of or several valves are individually closed it is not necessary to close all valves or shutdown system.Should
Control device compared with prior art, due to not needing to increase to manual switching valve compared with respectively using magnetic valve, decreases
The setting of the control circuit avoiding while use using control coil work of coil, therefore, reduces cost.
In order to realize above-mentioned second purpose, the invention also discloses a kind of baric systerm, including control device and multiple
Pipeline, described control device is the control device described in any of the above-described technical scheme, the air-driven type valve in described control device
Door is arranged on described pipeline.
Because above-mentioned control device has the effect above, the baric systerm of above-mentioned control device is applied also to have corresponding effect
Really.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of schematic diagram of two-position-five-way solenoid valve that Fig. 1 is provided by prior art；
A kind of schematic diagram of control device that Fig. 2 is provided by prior art；
The schematic diagram of another kind of control device that Fig. 3 is provided by prior art；
A kind of control device schematic diagram that Fig. 4 is provided by the embodiment of the present invention；
Another kind of control device schematic diagram that Fig. 5 is provided by the embodiment of the present invention；
A kind of manual switching valve schematic diagram that Fig. 6 is provided by the embodiment of the present invention.
Wherein, in Fig. 1 to Fig. 6:
1 ' is cylinder, 2 ' is pipeline, 3 ' is two-position-five-way solenoid valve；
1 is cylinder, 2 is pipeline, 3 is control valve, 4 is manual switching valve.
Specific embodiment
Core of the present invention is to disclose a kind of control device, to realize the purpose of reduces cost.Hereinafter, referring to the drawings to enforcement
Example illustrates.Additionally, embodiments illustrated below does not play any restriction effect to the content of the invention described in claim.Separately
Outward, the full content of the composition represented by example below is not limited to the solution institute as the invention described in claim
Necessary.
As shown in figure 4, this control device includes a control valve 3 and multiple pneumatic type valve, also include multiple cutting manually
Change valve 4, the 3rd interface a2 of manual switching valve 4 is connected with the air inlet of the cylinder 1 of pneumatic type valve, the of manual switching valve 4
Four interface b2 are connected with the gas outlet of the cylinder 1 of pneumatic type valve, the first interface p2 of multiple manual switching valves 4 and control valve 3
First interface a1 connection, second interface s3 of multiple manual switching valves 4 connected with second interface b1 of control valve 3, control valve 3
Air inlet p1 connect with source of the gas, wherein,
When control valve 3 is in the first working condition, the air inlet p1 of control valve 3 is turned on the first interface a1 of control valve 3,
The exhaust outlet s of control valve 3 is turned on second interface b1 of control valve 3；When control valve 3 is in the second working condition, control valve 3
Air inlet p1 is turned on second interface b1 of control valve 3, and the exhaust outlet s of control valve 3 is turned on the first interface a1 of control valve 3；
When manual switching valve 4 is in three working conditions, the first interface p2 of manual switching valve 4 and manual switching valve 4
3rd interface a2 conducting, the 4th interface b2 of manual switching valve 4 is turned on second interface s3 of manual switching valve 4；When cutting manually
Change valve 4 in four working conditions, the first interface p2 of manual switching valve 4 and the 3rd interface a2 of manual switching valve 4 and manual
4th interface b2 of switching valve 4 is non-conduction, or the 3rd interface of second interface s3 of manual switching valve 4 and manual switching valve 4
4th interface b2 of a2 and manual switching valve 4 is non-conduction.
Control device installs manual switching valve 4 additional between the cylinder 1 of control valve 3 and multiple pneumatic type valve respectively, in gas
Ejector half valve open mode, the gas circuit of the manually cylinder 1 to multiple pneumatic type valve for the switching valve 4 can carry out secondary switching,
Realize the cylinder 1 of multiple pneumatic type valve is controlled simultaneously, can achieve in some processes pipeline 2 fault to one of again
Or several valve individually closes it is not necessary to close all valves or shutdown system.This control device compared with prior art, due to
Do not need to increase to manual switching valve 4 compared with respectively using magnetic valve, avoid while the use decreasing coil using control
The setting of the control circuit of coil working processed, therefore, reduces cost.
In above-mentioned control valve 3, exhaust outlet can also be two for one, as shown in figure 5, controlling in the embodiment of the present invention
The exhaust outlet s of valve 3 processed includes first row gas port and second exhaust port, when control valve 3 is in the first working condition, control valve 3
The first interface a1 conducting of air inlet p1 and control valve 3, the of the second exhaust port in the exhaust outlet s of control valve 3 and control valve 3
Two interface b1 conductings；
When control valve 3 is in the second working condition, the air inlet p1 of control valve 3 is turned on second interface b1 of control valve 3,
First row gas port in the exhaust outlet s of control valve 3 is turned on the first interface a1 of control valve 3.
Control valve 3 is two-position-five-way solenoid valve, two-position-five-way solenoid valve as shown in Figure 1, in the first working condition, line
D1 is powered for circle, and source of the gas is passed through from air inlet p1, and from first interface a1 output, now, second interface b1 is connected with exhaust outlet s2；?
During the second working condition, coil d2 is powered, and source of the gas is passed through from air inlet p1, from the output of second interface b1, now, first interface a1
Connect with exhaust outlet s1.
Manual switching valve 4 is two-position four-way solenoid valve or two-position five-way manual valve.When for two-position five-way manual valve, please
With reference to shown in Fig. 5, manual switching valve 4 structural principle is similar with control valve 3, but does not have control coil, by the two of handle not
Realize controlling the switching of gas circuit with position, so that valve driving cylinder 1 supplies or is vented, open or close valve.At handle
In position 1, source of the gas is passed through from first interface p2, exports, now, the 4th interface b2 interface and second interface s3 from the 3rd interface a2
Connection；Handle is in position 2, and source of the gas is passed through from first interface p2 interface, exports from the 4th interface b2, now, the 3rd interface a2
Connect with the 5th interface s4, wherein, the 5th interface s4 blocks.
When the control valve 3 in the embodiment of the present invention is two-position-five-way solenoid valve, manual switching valve 4 is two-position five-way manual valve
When, as shown in figure 5, when the 1st pneumatic type valve needs to open to n-th pneumatic type valve simultaneously, all of manual reverse of direction
The handle of valve is in primary importance.
When cylinder 1 left side air inlet, the air inlet p1 and first interface a1 conducting of control valve 3, the second interface of control valve 3
B1 is turned on second exhaust port s2 of control valve 3, and the handle of hand-operated direction valve is in position 1, first interface p2 and the 3rd interface
A2 turns on, and second interface s3 and the 4th interface b2 turn on, and source of the gas is by air inlet p1, first interface a1, first interface p2 and the 3rd
Interface a2 enters in the left side cylinder of cylinder 1, the gas in the right side cylinder of cylinder 1 then through the 4th interface b2, second connect
Mouth s3, second interface b1 and second exhaust port s2 are discharged.
When cylinder 1 right side air inlet, the air inlet p1 of control valve 3 is turned on second interface b1, the first interface of control valve 3
A1 is turned on the first row gas port s2 of control valve 3, and the handle of hand-operated direction valve is in position 1, first interface p2 and the 3rd interface
A2 turns on, and second interface s3 and the 4th interface b2 turn on, and source of the gas is by air inlet p1, second interface b1, second interface s3 and the 4th
Interface b2 enters in the right side cylinder of cylinder 1, the gas in the left side cylinder of cylinder 1 then through the 3rd interface a2, first connect
Mouth p2, first interface a1 and first row gas port s1 discharge.
When needing to one of them or several independent closing, the handle of corresponding manual switching valve 4 is located at position 2, by
In now, the 3rd interface a2 is connected with the 5th interface s4, and the 3rd interface a2 is non-conduction with first interface p2 and second interface s3,
Wherein, the 5th interface s4 blocks, it is thereby achieved that the closing of corresponding pneumatic type valve.
In order to realize above-mentioned second purpose, the invention also discloses a kind of baric systerm, including control device and multiple
Pipeline 2, control device is the control device of any of the above-described technical scheme, and the pneumatic type valve in control device is arranged on pipeline
On 2.
Because above-mentioned control device has the effect above, the baric systerm of above-mentioned control device is applied also to have corresponding effect
Really, here is omitted.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (6)
1. a kind of control device, including a control valve and multiple pneumatic type valve it is characterised in that also including multiple cutting manually
Change valve, the 3rd interface of described manual switching valve is connected with the air inlet of the cylinder of described pneumatic type valve, described manual switching
4th interface of valve is connected with the gas outlet of the cylinder of described pneumatic type valve, the first interface of multiple described manual switching valves with
The first interface connection of described control valve, the second interface of multiple described manual switching valves is connected with the second interface of described control valve
Logical, the air inlet of described control valve is connected with described source of the gas, wherein,
When described control valve is in the first working condition, the first interface of the air inlet of described control valve and described control valve is led
Logical, the exhaust outlet of described control valve is turned on the second interface of described control valve；When described control valve is in the second working condition,
The second interface conducting of the air inlet of described control valve and described control valve, the exhaust outlet of described control valve and described control valve
First interface turns on；
When described manual switching valve is in three working conditions, the first interface of described manual switching valve and described manual switching valve
The 3rd interface conducting, the second interface conducting of the 4th interface of described manual switching valve and described manual switching valve；When described
Manual switching valve in four working conditions, the 3rd interface of the first interface of described manual switching valve and described manual switching valve
Non-conduction with the 4th interface of described manual switching valve, or the second interface of described manual switching valve and described manual switching valve
The 3rd interface and described manual switching valve the 4th interface non-conduction.
2. control device as claimed in claim 1 it is characterised in that the exhaust outlet of described control valve include first row gas port and
Second exhaust port, when described control valve is in the first working condition, the air inlet of described control valve and the first of described control valve
Interface turns on, and the second exhaust port in the exhaust outlet of described control valve is turned on the second interface of described control valve；
When described control valve is in the second working condition, the second interface of the air inlet of described control valve and described control valve is led
Logical, the first row gas port in the exhaust outlet of described control valve is turned on the first interface of described control valve.
3. control device as claimed in claim 2 is it is characterised in that described control valve is two-position-five-way solenoid valve.
4. control device as claimed in claim 2 is it is characterised in that described manual switching valve is two-position four-way solenoid valve.
5. control device as claimed in claim 2 is it is characterised in that described manual switching valve is two-position five-way manual valve.
6. a kind of baric systerm, including control device and multiple pipeline it is characterised in that described control device is claim 1
Control device any one of to 5, the pneumatic type valve in described control device is arranged on described pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410026122.8A CN103727294B (en) | 2014-01-20 | 2014-01-20 | Control device and pneumatic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410026122.8A CN103727294B (en) | 2014-01-20 | 2014-01-20 | Control device and pneumatic system |
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| Publication Number | Publication Date |
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| CN103727294A CN103727294A (en) | 2014-04-16 |
| CN103727294B true CN103727294B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410026122.8A Active CN103727294B (en) | 2014-01-20 | 2014-01-20 | Control device and pneumatic system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982952B (en) * | 2014-05-16 | 2016-10-19 | 广东美的集团芜湖制冷设备有限公司 | Pneumatic transmission device of air conditioner, vertical air conditioner indoor unit and air conditioner |
| CN106979359A (en) * | 2017-04-25 | 2017-07-25 | 新乡市新华液压机械有限公司 | A kind of three position five-way valve |
| CN114576239B (en) * | 2022-03-10 | 2025-02-18 | 建投遵化热电有限责任公司 | An online test method for PCV valve control circuit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0235545B1 (en) * | 1986-01-25 | 1990-09-12 | Hitachi Construction Machinery Co., Ltd. | Hydraulic drive system |
| DE102004051213B3 (en) * | 2004-10-20 | 2006-06-01 | Lukas Hydraulik Gmbh | control device |
| DE102010034187A1 (en) * | 2010-08-12 | 2012-02-16 | Lukas Hydraulik Gmbh | Control device for first and second implement |
| KR20130125757A (en) * | 2010-10-15 | 2013-11-19 | 이턴 코포레이션 | Hybrid hydraulic systems for industrial processes |
| CN203189848U (en) * | 2013-04-22 | 2013-09-11 | 浙江中德自控阀门有限公司 | Pneumatic double-acting control valve manual-automatic control system |
| CN203880199U (en) * | 2014-01-20 | 2014-10-15 | 河南华润电力首阳山有限公司 | Control device and pressure system |
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Inventor after: Zhao Hanbing Inventor after: Jin Ruifeng Inventor before: Zhao Hanbing |