CN2408326Y - Film-free intelligent voltage adjuster - Google Patents
Film-free intelligent voltage adjuster Download PDFInfo
- Publication number
- CN2408326Y CN2408326Y CN 00205769 CN00205769U CN2408326Y CN 2408326 Y CN2408326 Y CN 2408326Y CN 00205769 CN00205769 CN 00205769 CN 00205769 U CN00205769 U CN 00205769U CN 2408326 Y CN2408326 Y CN 2408326Y
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- pressure
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Abstract
The utility model relates to a pressure regulating and pressure stabilizing device for controlling the pressure of various gas, particularly a film-free intelligent pressure adjuster. The utility model is characterized in that a shell body of an intelligent controller of the utility model is arranged on the upper part of a valve body of the utility model via a transitional supporter; the interior of the shell body of the intelligent controller is provided with a DDC computer, an unsteady state safety cut-off mechanism, a circular driving mechanism and a miniature servo motor which are driven by the computer; the upper end of a valve rod which goes through a sealed cavity of the transitional supporter is connected with the circular driving mechanism, and the lower end of the valve rod is connected with a valve head; two pressure sensors are connected with a gas outlet of a valve body of the utility model via pipelines; the DDC computer is connected with the signal output ends of the pressure sensors via conducting wires. Due to the film-free structure, the utility model has the advantages that various defects and disadvantages of the traditional leather film pressure regulator are overcome; the operation is more reliable and stable because of the intellectualization of the utility model; network management can be realized.
Description
The utility model relates to the no film intelligent voltage regulator that city gas distributing system and industrial and agricultural production are used to control pressure regulation, the pressure stabilizing device, particularly a kind of electromechanical integration of all gases pressure.
At present, domestic and international all kinds of pressure governor is traditional epithelium formula structure, and its working principle is to utilize the compression potential energy of gas itself, directly or indirectly the applied mechanics principle, make regulating system reach certain balance, thereby realize the pressure adjusting of gas and the purpose of pressure stability.Yet but there be the defective and the deficiency that much self can't overcome in traditional epithelium formula structure pressure governor, and mainly shows following several aspect:
1, epithelium is limited working life, meets the stronger gas of corrosivity, and General Purpose Rubber is through testing the deterioration failure of just expanding in about about 13 days.In case epithelium break just directly cause combustion gas leakage, superpressure air feed or stop the supple of gas or steam, accident such as stopping production.
2, the pilot valve signal tube of traditional epithelium formula structure is easily stopped up by the impurity in the combustion gas, thereby causes the pressure regulation chain of command malfunctioning, causes the as above generation of all kinds of security incidents.
3, the narrow limitation because of membrane type structure and principle causes its performance characteristic relatively poor.The operation power of pressure governor derives from the compression potential energy of gas itself, so the pressure governor inlet and outlet pressure must keep certain pressure reduction, pressure reduction is crossed to hang down control characteristic is significantly descended, even causes the pressure accident of taking off.Simultaneously, not enough or other mechanical component of the restriction of epithelium pressure-bearing, epithelium amount of deflection all can cause practical adjustments characteristic and gross data to have the gap that can not eliminate to the harmful effect of valve port opening.
The purpose of this utility model is exactly in order to overcome above-mentioned deficiency of the prior art, and provides a kind of its operation all by the support of software specialist system, and union pressure regulation, voltage stabilizing, tripping protection are in the no film intelligent voltage regulator of one.
The purpose of this utility model is achieved in that it comprises voltage-regulating transformer valve body, valve head, valve rod, the intelligent controller housing, hardware such as pressure transducer, this intelligent controller housing is installed in the voltage-regulating transformer valve body top by transition bracket, the DDC computer is housed and by this computer-controlled unsteady state secure cut-off mechanism in it, touring driving mechanism, miniature department clothes motor, valve rod passes airtight transition bracket inner chamber, its upper end is connected with touring driving mechanism, the lower end is connected with valve head, two pressure transducers are communicated with the gas outlet of voltage-regulating transformer valve body by pipeline, and described DDC computer also is connected with the signal output part of pressure transducer by lead.The utility model by the aperture of touring driving mechanisms control valve port, can be realized the pressure output of any known culvert digital-to-analogue type under the DDC computer control; The fortuitous event that its unsteady state secure cut-off mechanism can make outlet pressure exceed setting value cuts off rapidly down, and can recover normal state voluntarily; The suitable especially relatively poor coke oven combustion gas of makings of blind alley sensing design; Totally-enclosed design can be at reliably working in the rugged environment very.
The utility model compared with prior art has the following advantages and positive good effect:
1, Safety performance is improved.This pressure governor is no membrane structure, has thoroughly eliminated various defectives and deficiency that traditional epithelium pressure governor exists, makes the operation of pressure governor more reliable and stable.Because of this pressure governor adopts blind alley formula pressure transducer, no gas communication causes the superpressure air feed so thoroughly eliminated traditional membrane type pilot valve signal tube easily to be stopped up by impurity, stops the supple of gas or steam, the generation of all kinds of security incidents such as stopping production.No film intelligent voltage regulator itself has the function of cut-out and need not to install additional in addition cutter, and the pressure signal of its double-path intelligent secure cut-off mechanism is independent separately, is independent of each other, compensation mutually, reliable operation, perfectly safe, the state that can resume operation voluntarily after the cut-out needn't artificially be opened.
2, the operation of no film intelligent voltage regulator is all supported by the software specialist system, therefore it can be according to people's will operation, every performance index all are better than traditional prior art, and can not cross low the initiation and take off the pressure phenomenon because of inlet/outlet pressure reduction, compatible various pressure ranks, adaptability is strong, under the big load condition, the main valve head maximum opening is not subjected to the influence of aforementioned various members, parameters such as Flow characteristics conform to theory, its high degree of intelligenceization can the general most common failure of self check, and available code shows, greatly facilitates the operation management of equipment.
3, this pressure governor can also can move by many microcomputer networks by independent operating, shake control, shake and transfer many management very convenient, can realize information networking, be science decision rational allocation city gas supply, give full play to the function of transferring command center the robust techniques means are provided.
4, compare with traditional membrane type pressure governor, compact structure, install floor space long-pending little, do not have a loaded down with trivial details auxiliary device.
The explanation of accompanying drawing drawing:
Fig. 1 is a structural representation of the present utility model.
Below in conjunction with drawings and Examples in detail the utility model is described in detail.
The utility model embodiment is made up of hardware such as voltage-regulating transformer valve body 1, valve head 2, valve rod 3, transition bracket 4, touring driving mechanism 5, miniature department clothes motor 6, intelligent controller housing 7, DDC computer 8, unsteady state secure cut-off mechanism 9, pressure transducers 12,13.This intelligent controller housing 7 is installed in voltage-regulating transformer valve body 1 top by transition bracket 4, DDC computer 8 is housed in it and obeys motor 6 by this computer-controlled unsteady state secure cut-off mechanism 9, touring driving mechanism 5, miniature department.The main body of described unsteady state secure cut-off mechanism 9 constitutes by exchanging the simulation tractive magnet, and the main body of touring driving mechanism 5 is formed by final gear 10 and with the active screw gear mechanism 11 of its engagement.Valve rod 3 passes airtight transition bracket 4 inner chambers, and its upper end is connected with the active screw gear mechanism 11 of touring driving mechanism 5, and the lower end is connected with valve head 2, and two pressure transducers 12,13 are communicated with by the gas outlet of pipeline with voltage-regulating transformer valve body 1.Described DDC computer 8 also is connected by the signal output part of lead with pressure transducer 12,13.
Working procedure of the present utility model: when make outlet pressure P because of load variations
2When changing, respective change takes place in the electrical signal of 12 perception of pressure transducer immediately, this electrical signal amplifies laggard line number word conversion (A/D conversion) and sends into DDC computer 8 with lead through amplifier, DDC computer 8 carries out computing according to the situation of change of variable setting value and measured value, then according to operation result output command adapted thereto, control clothes motor 6 runnings of miniature department, reach the straight line motion up and down reciprocatingly that rotatablely moving of motor is converted to valve rod 3 with the active screw gear mechanism 11 of its engagement by the final gear in the touring driving mechanism 5 10, naturally make valve head 2 do same motion, thereby the change gas flow area makes outlet pressure P
2All the time consistent with setting value.Under unexpected situation, work as pressure P
2When exceeding the security settings force value, DDC computer 8 can start unsteady state secure cut-off mechanism 9 in addition when regulating, closed valve head 2 in 0.1 second.Just in case above-mentioned cut-out was lost efficacy, another road pressure transducer 13 can directly send instruction makes unsteady state secure cut-off mechanism 9 close pressure governor equally in 0.1 second.
Claims (3)
1, a kind of no film intelligent voltage regulator, comprise voltage-regulating transformer valve body (1), valve head (2), valve rod (3), intelligent controller housing (7), pressure transducer (12) (13), it is characterized in that intelligent controller housing (7) is installed in voltage-regulating transformer valve body (1) top by transition bracket (4), DDC computer (8) is housed and by this computer-controlled unsteady state secure cut-off mechanism (9) in it, touring driving mechanism (5), miniature department clothes motor (6), valve rod (3) passes airtight transition bracket (4) inner chamber, its upper end is connected with touring driving mechanism (5), the lower end is connected with valve head (2), two pressure transducers (12) (13) are communicated with by the gas outlet of pipeline with voltage-regulating transformer valve body (1), and described DDC computer (8) also is connected by the signal output part of lead with pressure transducer (12) (13).
2, no film intelligent voltage regulator according to claim 1 is characterized in that the main body of unsteady state secure cut-off mechanism (9) constitutes by exchanging the simulation tractive magnet.
3, no film intelligent voltage regulator according to claim 1 is characterized in that the main body of touring driving mechanism (5) is formed by final gear (10) and with the active screw gear mechanism (11) of its engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00205769 CN2408326Y (en) | 2000-02-22 | 2000-02-22 | Film-free intelligent voltage adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00205769 CN2408326Y (en) | 2000-02-22 | 2000-02-22 | Film-free intelligent voltage adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2408326Y true CN2408326Y (en) | 2000-11-29 |
Family
ID=33573879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00205769 Expired - Fee Related CN2408326Y (en) | 2000-02-22 | 2000-02-22 | Film-free intelligent voltage adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2408326Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100340807C (en) * | 2001-07-30 | 2007-10-03 | Bs&B安全体系有限公司 | System and method for monitoring a pressurized system |
| CN105782462A (en) * | 2016-05-04 | 2016-07-20 | 四川海力智能科技股份有限公司 | Gas-stopping gas meter self-locking electric machinery valve |
| CN109237055A (en) * | 2018-09-06 | 2019-01-18 | 豆群儒 | A kind of block valve and its application method of natural gas wellhead |
| CN109442071A (en) * | 2018-12-31 | 2019-03-08 | 波普科技(唐山)有限公司 | Intelligence circumfluence pressure regulator |
-
2000
- 2000-02-22 CN CN 00205769 patent/CN2408326Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100340807C (en) * | 2001-07-30 | 2007-10-03 | Bs&B安全体系有限公司 | System and method for monitoring a pressurized system |
| CN105782462A (en) * | 2016-05-04 | 2016-07-20 | 四川海力智能科技股份有限公司 | Gas-stopping gas meter self-locking electric machinery valve |
| CN109237055A (en) * | 2018-09-06 | 2019-01-18 | 豆群儒 | A kind of block valve and its application method of natural gas wellhead |
| CN109442071A (en) * | 2018-12-31 | 2019-03-08 | 波普科技(唐山)有限公司 | Intelligence circumfluence pressure regulator |
| CN109442071B (en) * | 2018-12-31 | 2024-04-12 | 波普科技(唐山)有限公司 | Intelligent circumferential flow voltage regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |