CN206918322U

CN206918322U - A kind of high-pressure reversing valve for being used to distribute powder material conveying direction

Info

Publication number: CN206918322U
Application number: CN201720627210.2U
Authority: CN
Inventors: 吴勇
Original assignee: SHANGHAI BOLONG POWDER ENGINEERING Co Ltd
Current assignee: Shanghai Bolong Equipment Technology Co., Ltd
Priority date: 2017-06-01
Filing date: 2017-06-01
Publication date: 2018-01-23
Anticipated expiration: 2027-06-01

Abstract

It is a kind of to be used to distribute the high-pressure reversing valve of powder material conveying direction, including, valve body, it is a three-port structure housing, it has a cylindrical chamber and a three flanged ports, including a charging aperture, two discharging openings, two discharging opening axis are at an angle；End cap is divided into housing cylindrical chamber, end cap center sets axis hole；Valve element, located at valve body cylindrical chamber, radial direction sets a passage in it；Two ports of passage set annular groove and its interior inflation seal ring；Valve element upper and lower end face center sets valve shaft；Valve shaft axially sets air intake duct, connection air intake duct is set on valve element to the gas channels of annular groove, and connected with inflation seal ring by connecting tube；Rotary cylinder, on body top end cap, piston rod end connection valve shaft；Ventilating control unit, including gas tube and source of the gas and control valve.The utility model is used for equipment sealing property in conveyance conduit and requires high, ensures the safe and reliable stable operation of the upper and lower flow device of air-transport system pipeline.

Description

A kind of high-pressure reversing valve for being used to distribute powder material conveying direction

Technical field

Reversal valve is the utility model is related to, more particularly to a kind of high pressure commutation for being used to distribute powder material conveying direction Valve.

Background technology

In all conglomeraties such as oil, chemical industry, medicine, grain, food, electric power, building materials, metallurgy and mine, powder is being prepared During body material, it usually needs Manufactured powder material is delivered into two or more diverse location, there is induction system pressure Power requires higher pipeline, and conveying material pipeline should completely enclose relative to other line sections.

In the commutation that delivery system pressures require higher powder material feed-line, pacified in two pipelines in the past Fill the such devices such as butterfly valve, ball valve, gate valve.The defects of this kind of device is to be likely to form Si Liao areas above said apparatus, Wherein powder material can be accumulated in some cases, and after switching device opening, outmoded buildup can discharge again；Also It is that requirements of installation space is bigger.

The content of the invention

The purpose of this utility model is to design a kind of high-pressure reversing valve for being used to distribute powder material conveying direction, had Installing space is small, and sealing property stablizes safe and reliable, the features such as service life is long.

To reach above-mentioned purpose, the technical solution of the utility model is：

A kind of high-pressure reversing valve for being used to distribute powder material conveying direction, it includes, valve body, is a three-port structure shell Body, it has a cylindrical chamber and three flanged ports, including a charging aperture, two discharging openings, two discharging opening axles Line is at an angle；End cap is divided into housing cylindrical chamber, end cap center sets axis hole；Valve element, it is arranged at the valve body cylinder Chamber, the valve element are a cylinder, and radial direction sets a passage in it, and one end port of passage and the passage axis are at an angle, should Angle between angle and two discharging openings is consistent；Two port outer walls of the passage circumferentially set an annular groove respectively along port, Inflation seal ring is embedded in annular groove；Valve element upper and lower end face center sets valve shaft, and is stretched from the valve body end cap central axle hole Go out；Wherein, the valve shaft positioned at body base end cap axially sets air intake duct, sets connect the air intake duct to annular accordingly, on valve element The gas channels of groove, and connected by connecting tube with inflation seal ring；Rotary cylinder, it is arranged at the body top end cap On, valve shaft of the cylinder interior rotary shaft connection positioned at body top end cap；Ventilating control unit, including be connected to the valve shaft and enter The gas tube of air flue and corresponding source of the gas and control valve；Direction selecting controller, the rotary cylinder, ventilating control unit control valve electricity Property connects the direction selecting controller.

Further, the ventilating control unit, is arranged at the rotary cylinder cylinder deck, and it includes a magnetic valve, two Individual choke valve, three threeways and two machine control valves, a shuttle valve, a time-delay change valve and a rapid escape valve；Wherein, source of the gas pipeline Middle magnetic valve, two-way gas circuit is set from electromagnetic valve outlet end, set a choke valve, a threeway and one in the two-way gas circuit successively respectively Machine control valve, the Single port of the threeway are connected to the rotary cylinder by pipeline；Two machine control valve outlet ends pass through pipeline A shuttle valve is connected to, the shuttle valve export pipeline is connected to a time-delay change valve through three reduction of fractions to a common denominator tow channel gas roads, and the delay is changed One rapid escape valve is connected to by pipeline to valve, rapid escape valve Single port connects the gas tube；Corresponding described two machines Valve is controlled, rotary cylinder inner rotary shaft stretches out cylinder deck end and connects a cam bit, and cam bit rotates with rotary cylinder rotary shaft, Control two machine control valves.

Also, corresponding to described two machine control valves, it is additionally provided with and cam bit turned position pair on the rotary cylinder cylinder deck Two position sensors answered.

The magnetic valve is two-position-five-way solenoid valve, and it connects two-way gas source pipe road.

Preferably, the sliding bearing coordinated with valve shaft is set at the end cap shaft hole.

Preferably, the valve element inner liner stainless steel pipe.

The utility model, which is driven by the cylinder valve element and commutated to, requires position, passes through gas control unit afterwards and gas circuit reaches inflation Sealing ring.Inflation seal ring is continuously bonded the valve element, valve body in the deflated condition, reaches and is fully sealed, when needing to commutate When inflation seal ring be first vented, commutated again after drained sealing ring gas.

The beneficial effects of the utility model：

1. installing space is small, integrated installation is in product one.

2. sealing property is stable, reliable.

3. torsional forces is small, abrasion is small, service life length, stable.

4. meet the long-term operation of chemical plant installations.

Brief description of the drawings

Fig. 1 is the stereogram 1 of the utility model embodiment；

Fig. 2 is the stereogram 1 of the utility model embodiment；

Fig. 3 is the upward view of the utility model embodiment；

Fig. 4 is Fig. 3 A-A sectional views；

Fig. 5 is Fig. 1 top view；

Fig. 6 is the stereogram that valve body and valve element coordinate in the utility model embodiment；

Fig. 7 is stereo decomposing Fig. 1 that valve body and valve element coordinate in the utility model embodiment；

Fig. 8 is stereo decomposing Fig. 2 that valve body and valve element coordinate in the utility model embodiment；

Fig. 9 is the sectional view that valve body in the utility model embodiment, valve element and inflation seal ring coordinate.

Embodiment

Referring to Fig. 1~Fig. 9, a kind of high-pressure reversing valve for being used to distribute powder material conveying direction of the utility model, it is wrapped Include,

Valve body 1, it is a three-port structure housing, it has a cylindrical chamber 100 and three flanged ports, including one Individual 101, two discharging openings 102,103 of charging aperture, two discharging openings 102,103 axis are at an angle；Housing cylindrical chamber 100 On divide into end cap 11,12, end cap 11,12 centers set axis hole；

Valve element 2, the cylindrical chamber 100 of valve body 1 is arranged at, the valve element 2 is a cylinder, and radial direction sets a passage in it 21, one end port of passage 21 and the axis of passage 21 are at an angle, the angle one between the angle and two discharging openings 102,103 Cause；Two port outer walls of the passage 21 circumferentially set annular groove 22,22 ' along port, and inflation is embedded in annular groove 22,22 ' Formula sealing ring 3,3 '；The upper and lower end face center of valve element 2 sets valve shaft 4,4 ', and is stretched out from the end cap central axle hole of valve body 1；Its middle position Air intake duct 41 ' axially is set in the valve shaft 4 ' of the bottom head covers 12 of valve body 1, accordingly, is set on valve element 2 and connects the air intake duct 41 ' to ring The gas channels 23,23 ' of connected in star 22,22 ', and connected by connecting tube 24,24 ' with inflation seal ring 3,3 '；

Rotary cylinder 5, it is arranged in the top end cover 11 of valve body 1, the connection of cylinder interior rotary shaft 51 is pushed up positioned at valve body 1 The valve shaft 4 of portion's end cap 11；

Ventilating control unit 6, including it is connected to gas tube 61 and corresponding source of the gas and the control of the air intake duct 41 of valve shaft 4 Valve 62；

Direction selecting controller 7, the rotary cylinder 5, the control valve 62 of ventilating control unit 6 are electrically connected with the direction selecting controller 7.

Further, the ventilating control unit 6, the cylinder deck of rotary cylinder 5 is arranged at, it includes a magnetic valve F1, two choke valves F2, F2 ', three threeways 63,63 ', 63 " and two machine control valves F3, F3 ', a shuttle valve F4, a delay commutation A valve F5 and rapid escape valve F6；Wherein, magnetic valve F1 sets two-way gas circuit from electromagnetic valve outlet end in source of the gas pipeline, the tow channel gas Set a choke valve F2, a machine control valve F3 (by taking gas circuit all the way as an example, similarly hereinafter) of threeway 63 and one, the threeway in road successively respectively 63 Single port is connected to the rotary cylinder 5 by pipeline；Two machine control valves F3, the F3 ' port of export is connected to by pipeline One shuttle valve F4, shuttle valve F4 export pipelines through a threeway 63 " ' divide two-way gas circuit to be connected to a time-delay change valve F5, wherein one Road is control terminal, and control reversal valve delay, another way is gas passage；It is fast that the time-delay change valve F5 by pipeline is connected to one Fast air bleeding valve F6, rapid escape valve F6 Single port connect the gas tube 61；Corresponding described two machine control valve F3, F3 ', rotary pneumatic The inner rotary shaft 51 of cylinder 5 stretches out cylinder deck end and connects a cam bit 8, and cam bit 8 rotates with the rotary shaft of rotary cylinder 5, control Two machine control valves F3, F3 '.

Also, corresponding described two machine control valve F3, F3 ', it is additionally provided with the cylinder deck of rotary cylinder 5 and 8 turns of cam bit Two position sensors 9,9 ' of dynamic position correspondence.

The magnetic valve F1 is two-position-five-way solenoid valve, and it connects two-way gas source pipe road, and the switching of two-way source of the gas is used, changed To.

Preferably, the end cap 11, the sliding bearing 10,10 ' coordinated with valve shaft 4,4 ' is set at 12 axis holes.

Preferably, the inner liner stainless steel pipe of valve element 2.

When needing commutation, gas-flow closure circle elder generation Quick air-discharge, exhaust hood air inlet driving valve shaft and valve element commutation are drained gas To position is required, source of the gas reaches gas-flow closure circle by gas control part and gas circuit afterwards, and gas-flow closure circle is continuous in the deflated condition The valve element, valve body are bonded, reaches and is fully sealed.

Rotary cylinder drives valve shaft and valve element to commutate to and require position, position sensor while approach signal feedback device, Signal feedback device provides signal.

Claims

A kind of 1. high-pressure reversing valve for being used to distribute powder material conveying direction, it is characterised in that including,

Valve body, it is a three-port structure housing, it has a cylindrical chamber and three flanged ports, including a charging Mouth, two discharging openings, two discharging opening axis are at an angle；End cap is divided into housing cylindrical chamber, end cap center sets axis hole；

Valve element, the valve body cylindrical chamber being arranged at, the valve element is a cylinder, radially sets a passage in it, the one of passage End port and the passage axis are at an angle, and the angle between the angle and two discharging openings is consistent；Outside two ports of the passage Wall circumferentially sets an annular groove respectively along port, and inflation seal ring is embedded in annular groove；Valve element upper and lower end face center sets valve Axle, and stretched out from the valve body end cap central axle hole；Wherein, the valve shaft positioned at body base end cap axially sets air intake duct, accordingly , set on valve element and connect the air intake duct to the gas channels of annular groove, and connected by connecting tube with inflation seal ring；

Rotary cylinder, it is arranged on the body top end cap, valve of the cylinder interior rotary shaft connection positioned at body top end cap Axle；

Ventilating control unit, including it is connected to the gas tube and corresponding source of the gas and control valve of the valve shaft air intake duct；

Direction selecting controller, the rotary cylinder, ventilating control unit control valve are electrically connected with the direction selecting controller.
2. high-pressure reversing valve as claimed in claim 1, it is characterised in that the ventilating control unit, be arranged at the rotation Cylinder block top surface, it includes a magnetic valve, two choke valves, three threeways and two machine control valves, a shuttle valve, a delay commutation Valve and a rapid escape valve；Wherein, magnetic valve in source of the gas pipeline, two-way gas circuit is set from electromagnetic valve outlet end, in the two-way gas circuit Set a choke valve, a threeway and a machine control valve, the Single port of the threeway successively respectively and the rotation is connected to by pipeline Cylinder；Two machine control valve outlet ends are connected to a shuttle valve by pipeline, and the shuttle valve export pipeline is through three reduction of fractions to a common denominator tow channel gas Road is connected to a time-delay change valve, and the time-delay change valve is connected to a rapid escape valve, rapid escape valve one end by pipeline Mouth connects the gas tube；Corresponding described two machine control valves, it is convex that rotary cylinder inner rotary shaft stretches out the connection one of cylinder deck end Block is taken turns, cam bit rotates with rotary cylinder rotary shaft, controls two machine control valves.
3. high-pressure reversing valve as claimed in claim 2, it is characterised in that corresponding described two machine control valves, the rotary cylinder Two position sensors corresponding with cam bit turned position are additionally provided with cylinder deck.
4. high-pressure reversing valve as claimed in claim 2, it is characterised in that the magnetic valve is two-position-five-way solenoid valve, and it connects Connect two-way gas source pipe road.
5. high-pressure reversing valve as claimed in claim 1, it is characterised in that the cunning coordinated with valve shaft is set at the end cap shaft hole Dynamic bearing.
6. high-pressure reversing valve as claimed in claim 1, it is characterised in that the valve element inner liner stainless steel pipe.