CN2616767Y

CN2616767Y - Spinning stop automatic controller

Info

Publication number: CN2616767Y
Application number: CN 03213110
Authority: CN
Inventors: 王洪生
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-05-16
Filing date: 2003-05-16
Publication date: 2004-05-19
Anticipated expiration: 2013-05-16

Abstract

The utility model discloses a spinning cut-off automatic controller technology, wherein, a reversing gear 21 is connected to the top of a valve rod 20 in a enclosure 30, the lower end of the valve rod is inserted into the center hole of a forked plectrum 7, which is press jointed to a moving valve plate 8, the moving valve plate 8 is sliding sealed to a fixing valve plate 9, the fixing valve plate 9 is groove board joint to a rubber pad 10 and is fixed to the valve body 6 with a seal gasket 12, an O-type sealing ring 19 are fixed to the upper and middle parts of the valve rod 20 in the valve body 6 and sealed with valve covers 17; a flat rubber pad 11 and a lower sealing ring 15 which is sealed with a upper sealing ring 16 are fixed to the upper of the steps which are arranged in the middle of the valve rod 20, a bowl-type sealing pad 13 is equipped canularly on the upper sealing ring and sealed with the valve cover 17, a spring stand 14 is equipped canularly on the lower of the steps which are arranged in the middle of the valve rod 20, a spring 4 is arranged in the lower of the valve rod 20, the spring stand 14 is top pressed on the top the valve rod, the forked plectrum 7 is press joined in the lower part of the valve rod; the structure is reasonable. The utility model adopts multi-mechanical and hydraulic drives, thus the speed ratio of the valve rod is increased and the torsion of the valve rod is augmented, without leakage after continuous switching for hundred thousands of times.

Description

Spinning type is by automatic controller

Affiliated technical field

The control gear of the utility model metal conduit flowing medium, particularly a kind of spinning type is by automatic controller.

Background technique

At present, in the automatic controller of pipeline fluid medium, owing to leak in the project organization of conventional valves exists, leak outside with the drawback that service life is short, in order to prevent valves leakage, can only increase external force, its robot device increases Electric actuator on former valve, and can not realize remote wireless control, and power consumpiton is big.

The model utility content

The utility model purpose is to overcome above technical deficiency, provides a kind of and utilizes that fluid self pressure is assorted clearly, telecontrol, and the spinning type of realizing fine setting is by automatic controller.

Task of the present utility model is, spinning type is installed transmitting-receiving decoding on the automatically controlled plate of automatic controller in case, driving circuit board, connecting motor by signaling line connects with gear drive, case inner valve stem upper end connects tumbler gear by screw, insert in the center hole of shift fork the lower end, shift fork crimping moving valve plate, the shift fork two side legs is inserted in the corresponding blind hole of moving valve plate, moving valve plate and fixed valve plate slipper seal, fixed valve plate socket rubber cushion and sealing gasket are fixed on the valve body and seal, O RunddichtringO and valve bonnet seal are installed in the middle part of going up of the valve rod in the valve body, flat rubber cushion and lower sealing ring and upper sealing ring sealing are installed in the step top that the valve rod middle part is provided with, suit bowl formula rubber cushion and valve bonnet seal on the upper sealing ring, the step bottom pocketed springs carriage that the valve rod middle part is provided with is in the bottom of valve rod mounting spring, top top pressure spring carriage, the circular moving valve plate of installing in the bottom crimping shift fork, valve body, fixed valve plate, symmetrical fan-shaped liquid-through hole is set, 90 ° of moving valve plate angle of swing on the pad.

Spinning type has transmitting-receiving decoding single-chip microcomputer, drive circuit by automatic controller, mechanical transmission, and the spinning sealing, seal arrangement, its characteristics:

One, long distance wireless are controlled automatically, are made up of transmitting-receiving decoding single-chip microcomputer and drive circuit, have realized wireless receiving signal and wireless transmission signal, have realized data capture and remote data transmission;

Two, moving valve plate spinning on fixed valve plate rotates, foreign material on cutting under the pressure effect of pressure compensator and fluid and removing sealing surface, reached the clear double effects of mixing and sealing, the sealing pressure of the hydrodynamic pressure compensation moving valve plate in the valve body, energy and labour saving;

Three, rational in infrastructure, utilize multi-stage mechanical and hydraulic transmission, increase valve stalk speed ratio, increase the valve rod moment of torsion, actual valve opening power only is 1/10 of conventional valves.

Description of drawings

Specify with embodiment below in conjunction with accompanying drawing.

Fig. 1 shows that spinning type ends the automatic controller sectional drawing.

Fig. 2 shows that spinning type ends the automatic controller transmission device.

The valve body opening state figure of Fig. 3 diagrammatic sketch 1.

The valve body closed condition figure of Fig. 4 diagrammatic sketch 1.

The plan view of Fig. 5 diagrammatic sketch 3.

Among the figure, the 1-sunk screw; The 2-screw; The 3-gear drive; The 3-1-gear; The 3-2-gear; The 3-3-gear; The 3-4-gear; The 3-5-gear; The 3-6-gear; The 3-7-gear; The 3-8-gear; The 4-spring; The 5-joining plate; The 6-valve body; The 7-shift fork; The 8-moving valve plate; The 9-fixed valve plate; The 10-rubber cushion; The flat rubber cushion 12-of 11-sealing gasket; 13-bowl formula rubber cushion; The 14-resting type spring support; The 15-lower sealing ring; The 16-upper sealing ring; The 17-valve gap; The 18-rubber ring; 19-0 type circle; The 20-valve rod; The 21-commutating tooth; The 22-compressing tablet; The 23-screw; The 24-displacement transducer; The automatically controlled plate of 25-; 26-receives and dispatches single-chip microcomputer; The 27-driving circuit board; The 28-motor; The 29-backing plate; The 30-case

Embodiment

With reference to accompanying drawing 1-5, spinning type is fixed on the automatically controlled plate 25 by automatic controller transmitting-receiving single-chip microcomputer 26 and driving circuit board 27, be connected with motor 28 by signaling line, motor 28 and automatically controlled plate 25 and gearbox assembly 3 are fixing, be fixed on the joining plate 5 by sunk screw 1, joining plate 5 connects valve gap 17 by screw 2 and is fixed on the valve body 6, multiple sets of teeth wheel transmission and tumbler gear 21 engagements of the input shaft of motor 28 in gear-box, tumbler gear 21 is fixed on the upper end of valve rod 20 by screw 23, the middle part installation O RunddichtringO 19 of going up of valve rod 20 is sealed and matched with valve gap 17, flat rubber cushion 11 and lower sealing ring 15 and upper sealing ring 16 sealings, the top suit bowl formula rubber cushion 13 of upper sealing ring 16 and valve gap 17 sealings are installed in the top of valve rod 20 medium positions.The following pocketed springs carriage 14 of valve rod 20 middle benches, the bottom pocketed springs 4 of valve rod 20, spring 4 top mounting spring carriages 14, below crimping shift fork 7, insert in shift fork 7 center holes lower end of valve rod 20, on the shift fork 7 crimping moving valve plates 8, bipod is pressed and is inserted in the moving valve plate 8 corresponding blind holes, moving valve plate 8 forms slipper seal with fixed valve plate 9, sealing on fixed valve plate 9 suit rubber cushions 10 and the steel pad 12 crimping valve bodies 6, displacement transducer 24 is installed on the automatically controlled plate 25, is linked to each other with transmitting-receiving single-chip microcomputer 26 by signaling line, transmits received signal.

Spinning type is when automatic controller work, signal instruction according to Central Control Room, after receiving actuating signal, transmitting-receiving decoding single-chip microcomputer 26 sends action command to drive circuit 27, under the effect of drive circuit 27, motor 28 begins counter-rotating or is just changeing, motor 28 rotates the moment of torsion that produces and passes to valve rod 20 by gear drive 3, increase, increase the speed ratio of valve rod 20, the rotation of valve rod 20 drives shift fork 7, promote moving valve plate 8 spinning sealing on fixed valve plate 9, symmetrical fan-shaped liquid-through hole on moving valve plate 8 and the fixed valve plate 9 is subjected to displacement, produce and overlap or displacement, liquid-through hole overlaps valve body and opens, liquid-through hole is shifted then, and valve body ends, moving valve plate 8 seals with the rubbing surface dynamic pressure of fixed valve plate 9, the rubbing surface of moving valve plate 8 and pad 12 directly contacts the valve inner fluid, compensatory pressure, strengthen sealing, the breakdown action of moving valve plate 8 is sent to decoding single-chip microcomputer 26 by displacement transducer 24 and forms digital signal output, control mode can be selected long distance wireless for use, LAN, note systems etc. have reception, gather, drive functions such as emission.

Spinning type ends the automatic controller technical parameter:

Nominal pressure: 0.01-1.2MPa

Flowing medium: water, wet goods fluid

Inside nominal diameter: D15-25mm

Operating voltage: 5V

Operating current: 20mA

Working life: switch does not have leakage 100,000 times continuously

Claims

1, a kind of spinning type is by automatic controller, automatically controlled plate (25) in case (30) is gone up transmitting-receiving decoding (26) is installed, driving circuit board (27), connecting the same gear drive of motor (28) (3) by signaling line connects, it is characterized in that case (30) inner valve stem (20) upper end connects tumbler gear (21) by screw (2), insert in the center hole of shift fork (7) lower end, shift fork (7) crimping moving valve plate (8), shift fork (7) two side legs is inserted in the corresponding blind hole of moving valve plate (8), moving valve plate (8) and fixed valve plate (9) slipper seal, fixed valve plate (9) socket rubber cushion (10) is fixed on valve body (6) with sealing gasket (12) and goes up sealing, O RunddichtringO (19) and valve gap (17) sealing are installed in the middle part of going up of the valve rod (20) in the valve body (6), flat rubber cushion (11) and lower sealing ring (15) and upper sealing ring (16) sealing are installed in the step top that valve rod (20) middle part is provided with, upper sealing ring (16) is gone up suit bowl formula rubber cushion (13) and valve gap (17) sealing, the step bottom pocketed springs carriage (14) that valve stalk (20) middle part is provided with, spring (4) is installed in the bottom of valve rod (20), top top pressure spring carriage (14), bottom crimping shift fork (7).

2, spinning type according to claim 1 is characterized in that symmetrical fan-shaped liquid-through hole being set, 90 ° of moving valve plate (8) angle of swing on the interior circular moving valve plate of installing (8) of valve body (6), fixed valve plate (9), the pad (12) by automatic controller.