CN209026230U - Anticorrosive control valve for Lpg - Google Patents

Abstract

The utility model relates to a control valve technical field for the Lpg, and a control valve for anticorrosive Lpg is disclosed, which comprises a valve body, the oil inlet has been seted up in the left side of valve body, the oil-out has been seted up on the right side of valve body, the inside fixed mounting of valve body has the anticorrosive coating, the inside movable mounting of valve body has the rotary disk, threaded rod fixed mounting has the top cap at the top of valve body through threaded rod fixed mounting, the top fixed mounting of rotary disk has the rotary rod that one end extends to the top cap top, the equal fixed mounting of the inside roof of the top of valve body and valve body has the sealing washer that is located the rotary rod outside, the top movable mounting of valve body has the sealing washer that is located the top cap bottom, the top fixed mounting of top cap has the spacing ring, the bottom fixed mounting of. The anti-corrosion control valve for the Lpg has the advantages of corrosion resistance and the like, and effectively prevents the oil from corroding the control valve to reduce the sealing property of the control valve.

Description

A kind of etch-proof Lpg control valve

Technical field

The utility model relates to Lpg control valve technical field, specially a kind of etch-proof Lpg control valve.

Background technique

Control valve is made of two main sub-assemblies, valve body sub-assembly and executing agency's sub-assembly, is divided into four big series, Single seat series of control valves, two-seater series of control valves, sleeve series of control valves and self-operated type series of control valves, four seed type valves Mutation can lead to various different applicable structures, application that every kind of structure has its special, feature, merits and demerits, Although certain control valves have wider application operating condition compared with other valves, control valve can not be applicable in all operating conditions, with common Building enhancing performance, reduces the best solution of cost.

If common control valve is used for Lpg in use, Lpg is liquefied petroleum gas in the prior art, liquefied petroleum gas has Certain corrosivity can be such that control valve corrodes using liquefied petroleum gas after the time of one end, and the leakproofness of control valve is also deteriorated therewith, The problems such as control valve can not block the circulation of liquefied petroleum gas and control valve to reveal completely occurs, so propose a kind of etch-proof Lpg control valve solves the problems, such as above-mentioned propose.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of etch-proof Lpg control valve, has anticorrosion The advantages that, if solving control valve common in the prior art for Lpg in use, Lpg is liquefied petroleum gas, liquefied petroleum Gas have certain corrosivity, control valve can be made to corrode using liquefied petroleum gas after the time of one end, the leakproofness of control valve also with Variation, occur control valve can not block completely liquefied petroleum gas circulation and control valve leak the problem of.

(2) technical solution

To realize above-mentioned etch-proof purpose, the utility model is provided the following technical solutions: a kind of etch-proof Lpg control Valve processed, including valve body, oiler is offered on the left of the valve body, and the right side opening of the valve body is equipped with oil outlet, the valve body Inside be fixedly installed with erosion resistant coating, the internal activity of the valve body is equipped with rotating disk, passes through screw thread at the top of the valve body Bar is fixedly installed with top cover, and one end is fixedly installed at the top of the rotating disk and extends to swingle at the top of top cover, the valve The top of body and the inner top wall of valve body are fixedly installed with the sealing ring on the outside of swingle, the top movable of the valve body Gasket positioned at cap base is installed, restraining position ring block is fixedly mounted in the top of the top cover, and the bottom of the stop collar is solid Dingan County is equipped with the spring being fixedly connected at the top of one end and sealing ring, is fixedly installed with rotating handles at the top of the swingle, institute The inside for stating rotating disk offers the first oilhole, and the inside of the valve body offers the second oilhole inside rotating disk.

Preferably, it is connected between the oiler and oil outlet, and oiler is fixedly mounted with the oil outlet place of being connected There is bearing.

Preferably, the erosion resistant coating be nitrile rubber, and nitrile rubber with a thickness of one millimeter.

Preferably, the rotating disk is flexibly connected by bearing with valve body, and the inside of rotating disk is equipped with ring slider, valve The sliding slot to match with ring slider is offered at the top of body, ring slider is located inside sliding slot.

Preferably, the quantity of first oilhole is four, and the first oilhole is isodistantly spaced and is uniformly distributed, the first oilhole with The size of second oilhole matches.

Preferably, the quantity of second oilhole is four, and the first oilhole is isodistantly spaced and is uniformly distributed, the first oilhole with The distribution of second oilhole mutual dislocation.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of etch-proof Lpg control valve, has following beneficial to effect Fruit:

1, the etch-proof Lpg control valve enters oil liquid by oiler, and the first oilhole, which is isodistantly spaced, to be uniformly distributed, First oilhole and the second oilhole mutual dislocation are distributed, and are made the oil liquid inside oiler that can not be circulated to oil outlet and are circulated away, when It, can be by rotating rotating handles when using needing oil liquid to circulate, rotating handles drive swingle rotation, and swingle drives rotating disk Rotation, rotating disk are subjected to displacement the first oilhole in rotary course, rotate rotating disk until the first oilhole and the second oilhole phase When connection, oil liquid will be circulated to oil outlet by the first oilhole and the second oilhole, so that oil liquid is made to circulate out oil outlet, the anti-corrosion For the Lpg of erosion with control valve by the circulation for docking control oil liquid of the first oilhole and the second oilhole, the inside of rotating disk is equipped with ring Shape sliding block offers the sliding slot to match with ring slider at the top of valve body, and ring slider is located inside sliding slot, and oil liquid is difficult to lead to It crosses ring slider and enters rotating disk with sliding slot and corroded with valve body connection, so reach the main control sealing of control valve Structure at etch-proof purpose, increase the leakproofness of control valve.

2, the etch-proof Lpg control valve is the nitrile rubber that external application has inorganic anti-corrosion paint by erosion resistant coating, And nitrile rubber with a thickness of one millimeter, nitrile rubber is as butadiene and acrylonitrile through made from emulsion polymerization, butyronitrile rubber Glue mainly uses emulsion polymerization at low temperature to produce, and oil resistivity is fabulous, and wearability is higher, the preferable advantage of heat resistance, can be to valve body The structure that inside is contacted with oil liquid plays etch-proof effect.

Detailed description of the invention

Fig. 1 is the utility model cross-sectional view of the structure；

Fig. 2 is the utility model rotary disk structure top view；

Fig. 3 is the utility model bearing arrangement top view.

In figure: 1 valve body, 2 oilers, 3 oil outlets, 4 erosion resistant coatings, 5 rotating disks, 6 bearings, 7 first oilholes, 8 swingles, 9 Threaded rod, 10 top covers, 11 springs, 12 second oilholes, 13 rotating handles, 14 stop collars, 15 sealing rings, 16 gaskets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of etch-proof Lpg control valve, including valve Body 1, the left side of valve body 1 offer oiler 2, are connected between oiler 2 and oil outlet 3, and oiler 2 and 3 phase of oil outlet Connectivity part is fixedly installed with bearing 6, and the right side opening of valve body 1 is equipped with oil outlet 3, and the inside of valve body 1 is fixedly installed with erosion resistant coating 4, Erosion resistant coating 4 is that external application has the nitrile rubber of inorganic anti-corrosion paint, and nitrile rubber with a thickness of one millimeter, pass through erosion resistant coating 4 have the nitrile rubber of inorganic anti-corrosion paint for external application, and nitrile rubber with a thickness of one millimeter, nitrile rubber is by fourth two Through made from emulsion polymerization, nitrile rubber mainly uses emulsion polymerization at low temperature to produce, oil resistivity is fabulous, resistance to for alkene and acrylonitrile Higher, the preferable advantage of heat resistance of mill property can play etch-proof effect, valve body 1 to the structure that 1 inside of valve body is contacted with oil liquid Internal activity rotating disk 5 is installed, rotating disk 5 is flexibly connected by bearing 6 with valve body 1, and the inside of rotating disk 5 is equipped with Ring slider, the top of valve body 1 offer the sliding slot to match with ring slider, and ring slider is located inside sliding slot, valve body 1 Top is fixedly installed with top cover 10 by threaded rod 9, and the top of rotating disk 5 is fixedly installed with one end and extends to 10 top of top cover Swingle 8, the top of valve body 1 and the inner top wall of valve body 1 are fixedly installed with the sealing ring 15 positioned at 8 outside of swingle, valve The top movable of body 1 is equipped with the gasket 16 positioned at 10 bottom of top cover, and restraining position ring block 14, limit is fixedly mounted in the top of top cover 10 The bottom of position ring 14 is fixedly installed with the spring 11 being fixedly connected at the top of one end and sealing ring 15, the fixed peace in the top of swingle 8 Equipped with rotating handles 13, the inside of rotating disk 5 offers the first oilhole 7, and the inside of valve body 1 offers inside rotating disk 5 The second oilhole 12, the quantity of the first oilhole 7 is four, and the first oilhole 7 is isodistantly spaced and is uniformly distributed, the first oilhole 7 and the The size of two oilholes 12 matches, and the quantity of the second oilhole 12 is four, and the first oilhole 7 is isodistantly spaced and is uniformly distributed, and first Oilhole 7 and 12 mutual dislocation of the second oilhole are distributed, and enter oil liquid by oiler 2, and the first oilhole 7, which is isodistantly spaced, to be uniformly distributed, First oilhole 7 and 12 mutual dislocation of the second oilhole are distributed, and are made the oil liquid inside oiler 2 that can not be circulated to oil outlet 3 and are circulated out It goes, it, can be by rotating rotating handles 13 when use needs oil liquid to circulate, rotating handles 13 drive swingle 8 to rotate, rotation Bar 8 drives rotating disk 5 to rotate, and rotating disk 5 is subjected to displacement the first oilhole 7 in rotary course, rotates rotating disk 5 until first When oilhole 7 and the second oilhole 12 are connected, oil liquid will be circulated to oil outlet 3 by the first oilhole 7 and the second oilhole 12, to make Oil liquid circulates out oil outlet 3, the etch-proof Lpg with control valve by the first oilhole 7 and the second oilhole 12 to dock control oily The inside of the circulation of liquid, rotating disk 5 is equipped with ring slider, and the top of valve body 1 offers the sliding slot to match with ring slider, ring Shape sliding block is located inside sliding slot, and oil liquid is difficult to enter rotating disk 5 by ring slider and sliding slot and 1 connection of valve body carries out corruption Erosion increases the leakproofness of control valve so reaching etch-proof purpose at the structure of the main control sealing of control valve.

In conclusion the etch-proof Lpg control valve, enters oil liquid by oiler 2, the first oilhole 7 is isodistantly spaced It is uniformly distributed, the first oilhole 7 and 12 mutual dislocation of the second oilhole are distributed, and be circulated to the oil liquid inside oiler 2 can not fuel-displaced Mouth 3 circulates away, when use needs oil liquid to circulate, can pass through and rotate rotating handles 13, rotating handles 13 drive 8 turns of swingle Dynamic, swingle 8 drives rotating disk 5 to rotate, and rotating disk 5 is subjected to displacement the first oilhole 7 in rotary course, rotates rotating disk 5 When the first oilhole 7 and the second oilhole 12 are connected, oil liquid will be circulated to oil outlet by the first oilhole 7 and the second oilhole 12 3, so that oil liquid be made to circulate out oil outlet 3, which passes through pair of the first oilhole 7 and the second oilhole 12 with control valve The circulation of control oil liquid is connect, the inside of rotating disk 5 is equipped with ring slider, and the top of valve body 1 is offered to match with ring slider Sliding slot, ring slider is located inside sliding slot, and oil liquid is difficult to enter rotating disk 5 with sliding slot by ring slider to be connected with valve body 1 The place of connecing is corroded, so reaching etch-proof purpose at the structure of the main control sealing of control valve, increases the close of control valve Feng Xing, is that external application has the nitrile rubber of inorganic anti-corrosion paint by erosion resistant coating 4, and nitrile rubber with a thickness of one millimeter, Nitrile rubber is as butadiene and acrylonitrile through made from emulsion polymerization, nitrile rubber mainly uses emulsion polymerization at low temperature raw It produces, oil resistivity is fabulous, and wearability is higher, the preferable advantage of heat resistance, can play to the structure that 1 inside of valve body is contacted with oil liquid anti- The effect of corrosion, if solving control valve common in the prior art for Lpg in use, Lpg is liquefied petroleum gas, liquefy stone Oil gas has certain corrosivity, control valve can be made to corrode using liquefied petroleum gas after the time of one end, the leakproofness of control valve It is deteriorated therewith, the problem of control valve can not block the circulation of liquefied petroleum gas and control valve to leak completely occurs.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of etch-proof Lpg control valve, including valve body (1), it is characterised in that: offered on the left of the valve body (1) The right side opening of oiler (2), the valve body (1) is equipped with oil outlet (3), and the inside of the valve body (1) is fixedly installed with erosion resistant coating (4), the internal activity of the valve body (1) is equipped with rotating disk (5), and the top of the valve body (1) passes through threaded rod (9) fixed peace Equipped with top cover (10), it is fixedly installed with one end at the top of the rotating disk (5) and extends to swingle (8) at the top of top cover (10), The top of the valve body (1) and the inner top wall of valve body (1) are fixedly installed with the sealing ring on the outside of swingle (8) (15), the top movable of the valve body (1) is equipped with the gasket (16) positioned at top cover (10) bottom, the top of the top cover (10) Restraining position ring block (14) are fixedly mounted in portion, and the bottom of the stop collar (14) is fixedly installed with fixed at the top of one end and sealing ring (15) The spring (11) of connection is fixedly installed with rotating handles (13) at the top of the swingle (8), the inside of the rotating disk (5) It offers the first oilhole (7), the inside of the valve body (1) offers second oilhole (12) internal positioned at rotating disk (5).

2. a kind of etch-proof Lpg control valve according to claim 1, it is characterised in that: the oiler (2) with go out Hydraulic fluid port is connected between (3), and oiler (2) is fixedly installed with bearing (6) with oil outlet (3) place of being connected.

3. a kind of etch-proof Lpg control valve according to claim 1, it is characterised in that: the erosion resistant coating (4) is fourth Nitrile rubber, and nitrile rubber with a thickness of one millimeter.

4. a kind of etch-proof Lpg control valve according to claim 2, it is characterised in that: the rotating disk (5) passes through Bearing (6) is flexibly connected with valve body (1), and the inside of rotating disk (5) is equipped with ring slider, offer at the top of valve body (1) with The sliding slot that ring slider matches, ring slider are located inside sliding slot.

5. a kind of etch-proof Lpg control valve according to claim 1, it is characterised in that: first oilhole (7) Quantity is four, and the first oilhole (7) is isodistantly spaced and is uniformly distributed, the size phase of the first oilhole (7) and the second oilhole (12) Match.

6. a kind of etch-proof Lpg control valve according to claim 1, it is characterised in that: second oilhole (12) Quantity be four, and the first oilhole (7) is isodistantly spaced and is uniformly distributed, the first oilhole (7) and the second oilhole (12) mutual dislocation Distribution.