CN101871544A - Manual and automatic integrated combination actuator - Google Patents
Manual and automatic integrated combination actuator Download PDFInfo
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- CN101871544A CN101871544A CN 201010206834 CN201010206834A CN101871544A CN 101871544 A CN101871544 A CN 101871544A CN 201010206834 CN201010206834 CN 201010206834 CN 201010206834 A CN201010206834 A CN 201010206834A CN 101871544 A CN101871544 A CN 101871544A
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- swing arm
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- actuator
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Abstract
The invention relates to an manual and automatic integrated combination actuator, according to the technical scheme provided by the invention, the manual and automatic integrated combination actuator comprises an actuator box, an oscillating arm, an automatic actuating mechanism used for driving the oscillating arm to rotate and a hand-operated actuating mechanism, wherein, an integrated supporting shaft is arranged on the oscillating arm which is arranged in the actuator box through the supporting shaft, and can freely rotate by taking the supporting shaft as the center; the automatic actuating mechanism is arranged on the top of the actuator box; the lower end of a push rod of the automatic actuating mechanism penetrates into the actuator box and is hinged with the upper end of the oscillating arm by utilizing a joint bearing and a connection pin; the hand-operated actuating mechanism is arranged at the bottom of the actuator; and the upper end of a transmission rod in the hand-operated actuating mechanism penetrates into the actuator box and is correspondingly matched with a thrust ring on the oscillating arm. The manual and automatic integrated combination actuator of the invention has ingenious and reasonable structure and relatively high regulation precision, is nearly suitable for all the process control, and can realize hand-operated operation with flexible and light and handy operation, and reliable and convenient arrangement.
Description
Technical field
The present invention relates to a kind of final controlling element of realizing rotating class modulating valve regulatory function, specifically a kind of manual and automatic integrated combination actuator.
Background technique
Complicated along with the on-the-spot applying working condition of modulating valve, the diversification of fluid technology, the regulatory function to modulating valve in the process control requires also in continuous raising thus.
The driving mechanism of existing angle stroke final controlling element adopts the crank block fork type usually.The most of manual operating devices of this kind structure adopt side-mounted, and structure is loaded down with trivial details, and is with high costs.Crank block fork type driving mechanism reduces the final controlling element operational reliability greatly because stuck phenomenon often appears in mechanism's complexity in running, increases maintenance cost.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, the manual and automatic integrated combination actuator of the ingenious rational realization rotation class modulating valve regulatory function of a kind of structure is provided, this combination actuator has accurate adjusting function, degree of regulation is quite high, almost be applicable to all process control, but also can realize manual tune, flexible operation is light and handy, easy installation and reliable.
According to technological scheme provided by the invention, described manual and automatic integrated combination actuator comprises final controlling element case, swing arm and is used to drive automatic executing agency and the manual actuator that swing arm is rotated;
Described swing arm is provided with the supporting axle of one, and swing arm is installed in the final controlling element case by supporting axle, and swing arm can be that the center rotates freely with the supporting axle; Center at supporting axle offers splined hole;
Described automatic executing agency is arranged on the final controlling element box top, automatic executing agency comprises film case, diaphragm, pallet, push rod and spring, diaphragm is contained in the film case and with the film case and is divided into the first film chamber on top and the second film chamber of bottom, and the first film chamber is connected with source of the gas; Push rod is arranged in the second film chamber, and the push rod upper end is connected with diaphragm by pallet, and the push rod lower end penetrates in the final controlling element case and utilizes the upper end of joint shaft bearing and connecting pin and swing arm hinged; Described spring housing is on push rod, and the spring upper end withstands on the pallet, and the spring lower end withstands on the final controlling element box top;
Described manual actuator is arranged on final controlling element case bottom, manually actuator comprises drive link and Thrust ring, Thrust ring is installed in the lower end of swing arm by bearing pin, and drive link is threaded on the final controlling element case, the upper end of drive link penetrate in the final controlling element case and with swing arm on the Thrust ring corresponding matching.
As a further improvement on the present invention, described final controlling element case comprises casing and case lid, and case lid is fixedly mounted on the casing two sides, offers axis hole on the case lid on two sides respectively, and supporting axle is contained in the axis hole by the case lid lining.
As a further improvement on the present invention, described film case comprises membrane cover, middle film case and following membrane cover, the last lower edge of the lower edge of last membrane cover, middle film case and down the upper edge of membrane cover be respectively equipped with the plane and prolong the limit, last membrane cover, middle film case and following membrane cover utilization are passed the plane and are prolonged the bolt on limit and be connected and fixed; Described diaphragm is installed between membrane cover and the middle film case.
As a further improvement on the present invention, clamping disk(-sc) also is equipped with in described push rod upper end, and clamping disk(-sc) and pallet are clamped diaphragm from the two sides respectively.
As a further improvement on the present invention, the top of described final controlling element case is concaved with spring chamber, and the spring lower end is contained in the spring chamber.
As a further improvement on the present invention, described final controlling element case bottom is equipped with starting point caging bolt and terminal point caging bolt, and when the swing arm upper end upwards turned to several angle, the swing arm lower end was by the restriction of starting point caging bolt; When the swing arm upper end was swung down to several angle, the swing arm upper end was by the restriction of terminal point caging bolt.
As a further improvement on the present invention, the lower end of described drive link is equipped with handwheel, is fitted with locknut on the drive link.
As a further improvement on the present invention, the distance L of supporting axle in the described swing arm and swing arm upper end
1Less than with the distance L of swing arm lower end
2
As a further improvement on the present invention, described case lid lining adopts the cemented carbide thin plate to make, and the outside of case lid lining adheres to one deck tin bronze, the internal surface of case lid lining rolling one deck FDB organic substance and lead mixture.
The present invention compared with prior art, advantage is:
(1), structure is ingenious rationally, assembling is easy, degree of regulation is quite high, has automatically and manual two kinds of actuators, almost is applicable to all process control.
(2) adopt the swing-arm type structure, flexible operation is light and handy, the transmission efficiency height, and the dead band has reduced by 40%, and degree of regulation improves 20%.
(3), be provided with starting point caging bolt and terminal point caging bolt, can limit the hunting range of swing arm, safe.
(4), utilize the joint shaft bearing of selflubricating to be connected between push rod and the swing arm, flexibility and reliability has been eliminated the stuck phenomenon that is tilted to produce by push rod, improves mechanically operated stationarity, Security, has lowered the incidence rate of accident greatly.
(5), swing arm adopts asymmetrical design, guarantees that the manual operating device operation is light and handy, laborsaving.
Description of drawings
Fig. 1 is the structure positive view of the preferred embodiment of the present invention.
Fig. 2 is the side partial cross-sectional of the preferred embodiment of the present invention.
Description of reference numerals: 1-handwheel, the 2-drive link, the 3-locknut, 4-starting point caging bolt, 5-terminal point caging bolt, the 6-Thrust ring, the 7-bearing pin, the 8-swing arm, the 8a-supporting axle, the 9-joint shaft bearing, 10-final controlling element case, the 10a-casing, the 10b-case lid, the 11-spring chamber, the 12-spring, the 13-push rod, membrane cover under the 14-, film case among the 15-, the 16-bolt, the last membrane cover of 17-, the 18-diaphragm, the 19-pallet, the 20-clamping disk(-sc), the 21-first film chamber, the 22-second film chamber, the 23-connecting pin, 24-case lid lining, the 25-splined hole.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure: the manual and automatic integrated combination actuator among the embodiment mainly by final controlling element case 10, swing arm 8 and be used to drive automatic executing agency that swing arm 8 rotates and manually actuator form.
As shown in Figure 1 and Figure 2, described swing arm 8 is provided with the supporting axle 8a of one, and swing arm 8 is installed in the final controlling element case 10 by supporting axle 8a, and swing arm 8 can be that the center rotates freely with supporting axle 8a.Described final controlling element case 10 is made up of casing 10a and case lid 10b, case lid 10b utilizes screw to be installed in casing 10a two sides, offer axis hole respectively on the case lid 10b on two sides, supporting axle 8a is contained in the axis hole by case lid lining 24, case lid lining 24 can improve the flexibility that swing arm 8 is rotated, and reduces the maintenance cost of equipment.The center of described supporting axle 8a offers splined hole 25, is used for plug-in mounting splined shaft (not shown) in the splined hole 25, realizes the moment of torsion output of final controlling element.
As shown in Figure 1 and Figure 2, described automatic executing agency is arranged on final controlling element case 10 tops, and automatic executing agency mainly is made up of last membrane cover 17, middle film case 15, following membrane cover 14, diaphragm 18, clamping disk(-sc) 20, pallet 19, push rod 13 and spring 12.Last membrane cover 17, middle film case 15 and following membrane cover 14 component film case integral body, the last lower edge of the lower edge of last membrane cover 17, middle film case 15 and down the upper edge of membrane cover 14 be respectively equipped with the plane and prolong the limit, last membrane cover 17, middle film case 15 and 14 utilizations of following membrane cover are passed the plane and are prolonged the bolt 16 on limit and be connected and fixed.Described diaphragm 18 is installed between membrane cover 17 and the middle film case 15, and the film case is divided into the first film chamber 21 on top to diaphragm 18 and 22, the first film chambeies 21, the second film chamber of bottom are connected with source of the gas.Push rod 13 is arranged in the second film chamber 22, and push rod 13 upper ends are connected with diaphragm 18 with clamping disk(-sc) 20 by pallet 19, and clamping disk(-sc) 20 is clamped diaphragm 18 respectively with pallet 19 from the two sides; Described push rod 13 lower ends penetrate in the final controlling element case 10 and utilize joint shaft bearing 9 and connecting pin 23 hinged with the upper end of swing arm 8; Described spring 12 is enclosed within on the push rod 13, and spring 12 upper ends withstand on the pallet 19, and spring 12 lower ends withstand on final controlling element case 10 tops.Final controlling element case 10 tops among the present invention are concaved with spring chamber 11, and spring 12 lower ends are contained in the spring chamber 11, make spring 12 can not move when flexible, guarantee that equipment can reliable and stablely work accurately.
As shown in Figure 1 and Figure 2, described manual actuator is arranged on final controlling element case 10 bottoms, manually actuator mainly is made up of drive link 2, Thrust ring 6, handwheel 1 and locknut 3, Thrust ring 6 is installed in the lower end of swing arm 8 by bearing pin 7, drive link 2 is threaded on the final controlling element case 10, the upper end of drive link 2 penetrate in the final controlling element case 10 and with swing arm 8 on Thrust ring 6 corresponding matching, handwheel 1 is installed in the lower end of drive link 2, so that rotate drive link 2; Be fitted with locknut 3 on the described drive link 2, after drive link 2 is regulated and put in place, tighten locknut 3 with locking drive link 2.
As shown in Figure 1 and Figure 2, in order to improve Security of the present invention, described final controlling element case 10 bottoms also are equipped with starting point caging bolt 4 and terminal point caging bolt 5, and when swing arm 8 upper ends upwards turned to several angle, swing arm 8 lower ends were by 4 restrictions of starting point caging bolt; When swing arm 8 upper ends were swung down to several angle, swing arm 8 upper ends were by 5 restrictions of terminal point caging bolt.
As shown in Figure 1 and Figure 2, asymmetrical design, the i.e. distance L of supporting axle 8a in the swing arm 8 and swing arm 8 upper ends are adopted in the swing arm among the present invention 8
1Less than with the distance L of swing arm 8 lower ends
2Thereby, lightly laborsaving when guaranteeing to operate manual actuator.
Case lid lining 24 among the present invention adopts the cemented carbide thin plate to make, and the outside of case lid lining 24 adheres to one deck tin bronze, the internal surface of case lid lining 24 rolling one deck FDB organic substance and lead mixture.This case lid lining 24 has substituted the traditional part based on copper material, and it is little to have a friction factor, and wear-resisting corrosion resistance is superior, and advantages such as oil-free lubrication can play accurate leading role, can effectively improve the working life of push rod 13, reduces maintenance cost.
Working procedure of the present invention and working principle are as follows:
When adopting automatic executing agency to drive: during the first film chamber 21 air inlets of film case, diaphragm 18 and push rod 13 move downward under the driving of source of the gas power, spring 12 is subjected to force compresses, and push rod 13 drives swing arm 8 and rotates around supporting axle 8a, and swing arm 8 is by being inserted into the splined shaft output torque in the splined hole 25; When give vent to anger in the first film chamber 21 of film case, diaphragm 18 and push rod 13 move upward under the reseting elasticity of spring 12, and push rod 13 drives swing arm 8 around supporting axle 8a backward rotation, and swing arm 8 is by the reverse output torque of splined shaft.
When source of the gas breaks down at the scene, can operate by manual actuator.Specific as follows: rotation hand wheel 1, drive link 2 rotate and motion in final controlling element case 10, and the Thrust ring 6 of swing arm 8 lower ends is withstood in the upper end of drive link 2, promoting swing arm 8 rotates, pulling push rod 13 moved downward when swing arm 8 was rotated, and spring 12 is subjected to force compresses, and swing arm simultaneously 8 is by the splined shaft output torque; When the reverse output torque of needs, backward rotation handwheel 1, drive link 2 outwards move, and push rod 13 moves upward under the reseting elasticity of spring 12, and push rod 13 drives swing arm 8 around supporting axle 8a backward rotation, and swing arm 8 is by the reverse output torque of splined shaft.
Claims (9)
1. manual and automatic integrated combination actuator is characterized in that: comprise final controlling element case (10), swing arm (8) and be used to drive automatic executing agency and the manual actuator that swing arm (8) is rotated;
Described swing arm (8) is provided with the supporting axle (8a) of one, and swing arm (8) is installed in the final controlling element case (10) by supporting axle (8a), and swing arm (8) can be that the center rotates freely with supporting axle (8a); Offer splined hole (25) at the center of supporting axle (8a);
Described automatic executing agency is arranged on final controlling element case (10) top, automatic executing agency comprises film case, diaphragm (18), pallet (19), push rod (13) and spring (12), diaphragm (18) is contained in the film case and with the film case and is divided into the first film chamber (21) on top and the second film chamber (22) of bottom, and the first film chamber (21) is connected with source of the gas; Push rod (13) is arranged in the second film chamber (22), and push rod (13) upper end is connected with diaphragm (18) by pallet (19), and it is interior and utilize the upper end of joint shaft bearing (9) and connecting pin (23) and swing arm (8) hinged that push rod (13) lower end penetrates final controlling element case (10); Described spring (12) is enclosed within on the push rod (13), and spring (12) upper end withstands on the pallet (19), and spring (12) lower end withstands on final controlling element case (10) top;
Described manual actuator is arranged on final controlling element case (10) bottom, manually actuator comprises drive link (2) and Thrust ring (6), Thrust ring (6) is installed in the lower end of swing arm (8) by bearing pin (7), drive link (2) is threaded on the final controlling element case (10), the upper end of drive link (2) penetrate in the final controlling element case (10) and with swing arm (8) on Thrust ring (6) corresponding matching.
2. manual and automatic integrated combination actuator as claimed in claim 1, it is characterized in that: described final controlling element case (10) comprises casing (10a) and case lid (10b), case lid (10b) is fixedly mounted on casing (10a) two sides, offer axis hole respectively on the case lid on two sides (10b), supporting axle (8a) is contained in the axis hole by case lid lining (24).
3. manual and automatic integrated combination actuator as claimed in claim 1, it is characterized in that: described film case comprises membrane cover (17), middle film case (15) and following membrane cover (14), the last lower edge of the lower edge of last membrane cover (17), middle film case (15) and down the upper edge of membrane cover (14) be respectively equipped with the plane and prolong the limit, last membrane cover (17), middle film case (15) and following membrane cover (14) utilization are passed the plane and are prolonged the bolt on limit (16) and be connected and fixed; Described diaphragm (18) is installed between membrane cover (17) and the middle film case (15).
4. manual and automatic integrated combination actuator as claimed in claim 1 is characterized in that: clamping disk(-sc) (20) also is equipped with in described push rod (13) upper end, and clamping disk(-sc) (20) is clamped diaphragm (18) respectively with pallet (19) from the two sides.
5. manual and automatic integrated combination actuator as claimed in claim 1 is characterized in that: the top of described final controlling element case (10) is concaved with spring chamber (11), and spring (12) lower end is contained in the spring chamber (11).
6. manual and automatic integrated combination actuator as claimed in claim 1, it is characterized in that: described final controlling element case (10) bottom is equipped with starting point caging bolt (4) and terminal point caging bolt (5), when swing arm (8) upper end upwards turned to several angle, swing arm (8) lower end was by starting point caging bolt (4) restriction; When swing arm (8) upper end was swung down to several angle, swing arm (8) upper end was by terminal point caging bolt (5) restriction.
7. manual and automatic integrated combination actuator as claimed in claim 1 is characterized in that: the lower end of described drive link (2) is equipped with handwheel (1), is fitted with locknut (3) on the drive link (2).
8. manual and automatic integrated combination actuator as claimed in claim 1 is characterized in that: the distance L of supporting axle (8a) in the described swing arm (8) and swing arm (8) upper end
1Less than with the distance L of swing arm (8) lower end
2
9. manual and automatic integrated combination actuator as claimed in claim 1, it is characterized in that: described case lid lining (24) adopts the cemented carbide thin plate to make, the outside of case lid lining (24) adheres to one deck tin bronze, the internal surface rolling one deck FDB organic substance and the lead mixture of case lid lining (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206834 CN101871544A (en) | 2010-06-13 | 2010-06-13 | Manual and automatic integrated combination actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206834 CN101871544A (en) | 2010-06-13 | 2010-06-13 | Manual and automatic integrated combination actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101871544A true CN101871544A (en) | 2010-10-27 |
Family
ID=42996568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010206834 Pending CN101871544A (en) | 2010-06-13 | 2010-06-13 | Manual and automatic integrated combination actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101871544A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767641A (en) * | 2012-07-02 | 2012-11-07 | 上海高特环保技术工程有限公司 | Heating furnace burner valve actuator |
| CN104089076A (en) * | 2014-07-14 | 2014-10-08 | 扬州电力设备修造厂 | Diaphragm type angular travel pneumatic actuating mechanism |
| CN108006289A (en) * | 2017-12-28 | 2018-05-08 | 上海自动化仪表有限公司 | Control valve for small flows |
| CN112984068A (en) * | 2021-04-15 | 2021-06-18 | 潘海龙 | Pushing and rotating mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929058A (en) * | 1973-10-15 | 1975-12-30 | Keystone Int | Valve actuator |
| US4971288A (en) * | 1989-10-20 | 1990-11-20 | General Signal Corporation | Valve actuator with hydraulic damper |
| JPH1026032A (en) * | 1996-07-08 | 1998-01-27 | Fuji Oozx Inc | Negative pressure type actuator device |
| CN1215466A (en) * | 1996-04-12 | 1999-04-28 | 费希尔控制国际公司 | Rotary valve actuator and linkage |
| CN2809302Y (en) * | 2005-05-11 | 2006-08-23 | 无锡智能自控工程有限公司 | Thin film type straight travel pneumatic actuating mechanism |
| CN201706051U (en) * | 2010-06-13 | 2011-01-12 | 无锡智能自控工程有限公司 | Automatic-manual integrated combination executor |
-
2010
- 2010-06-13 CN CN 201010206834 patent/CN101871544A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929058A (en) * | 1973-10-15 | 1975-12-30 | Keystone Int | Valve actuator |
| US4971288A (en) * | 1989-10-20 | 1990-11-20 | General Signal Corporation | Valve actuator with hydraulic damper |
| CN1215466A (en) * | 1996-04-12 | 1999-04-28 | 费希尔控制国际公司 | Rotary valve actuator and linkage |
| JPH1026032A (en) * | 1996-07-08 | 1998-01-27 | Fuji Oozx Inc | Negative pressure type actuator device |
| CN2809302Y (en) * | 2005-05-11 | 2006-08-23 | 无锡智能自控工程有限公司 | Thin film type straight travel pneumatic actuating mechanism |
| CN201706051U (en) * | 2010-06-13 | 2011-01-12 | 无锡智能自控工程有限公司 | Automatic-manual integrated combination executor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767641A (en) * | 2012-07-02 | 2012-11-07 | 上海高特环保技术工程有限公司 | Heating furnace burner valve actuator |
| CN104089076A (en) * | 2014-07-14 | 2014-10-08 | 扬州电力设备修造厂 | Diaphragm type angular travel pneumatic actuating mechanism |
| CN104089076B (en) * | 2014-07-14 | 2016-08-17 | 扬州电力设备修造厂有限公司 | A kind of diaphragm type pneumatic rotary actuator |
| CN108006289A (en) * | 2017-12-28 | 2018-05-08 | 上海自动化仪表有限公司 | Control valve for small flows |
| CN112984068A (en) * | 2021-04-15 | 2021-06-18 | 潘海龙 | Pushing and rotating mechanism |
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Open date: 20101027 |