CN107327609A - A kind of many turning valve manual driving devices of visual stem position - Google Patents

A kind of many turning valve manual driving devices of visual stem position Download PDF

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Publication number
CN107327609A
CN107327609A CN201710531930.3A CN201710531930A CN107327609A CN 107327609 A CN107327609 A CN 107327609A CN 201710531930 A CN201710531930 A CN 201710531930A CN 107327609 A CN107327609 A CN 107327609A
Authority
CN
China
Prior art keywords
valve
drive
housing
manual driving
stem
Prior art date
Application number
CN201710531930.3A
Other languages
Chinese (zh)
Inventor
顾云昌
Original Assignee
常熟市虞菱机械有限责任公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 常熟市虞菱机械有限责任公司 filed Critical 常熟市虞菱机械有限责任公司
Priority to CN201710531930.3A priority Critical patent/CN107327609A/en
Publication of CN107327609A publication Critical patent/CN107327609A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/08Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008Mechanical means
    • F16K37/0016Mechanical means having a graduated scale

Abstract

The invention discloses a kind of many turning valve manual driving devices of visual stem position, including:Drive device housing and the transparent dust cover installed in the drive device housing upper end, bevel pinion, bevel gear wheel, valve stem nut and valve rod are installed in the drive device housing, the bevel gear wheel intermeshes with the bevel pinion, the valve stem nut is arranged in the bevel gear wheel and passes through bushing connection with the bevel gear wheel, the valve rod is screwed in the valve stem nut, and the extended drive device housing of one end connecting valve of the valve rod, the other end is simultaneously stretched in the transparent dust cover.By the above-mentioned means, the present invention is simple and reasonable, the position of valve rod can be intuitively observed, and then be easy to accurately understand station residing for valve;Dust cover is installed in the upper end of valve rod simultaneously, the dustproof and waterproof performance of drive device can be improved, its service life is improved.

Description

A kind of many turning valve manual driving devices of visual stem position

Technical field

The present invention relates to valve matched device field, more particularly to a kind of many turning valves of visual stem position are manual Drive device.

Background technology

With the continuous expansion of valve applications scope, in some requirement controls more accurately operating mode, such as choke valve, its It need not often be adjusted, be such as controlled using YE, cost is high.In this case, it is general only to need It is operated manually using manual driving device, but existing manual driving device accurately can not be intuitively recognized residing for valve Station, therefore can cause control it is not accurate.

The content of the invention

, can the present invention solves the technical problem of a kind of many turning valve manual driving devices of visual stem position are provided Solving existing drive device intuitively can not accurately observe the defect of station residing for valve.

In order to solve the above technical problems, one aspect of the present invention is:A kind of visual stem position is provided Many turning valve manual driving devices, including:Drive device housing and installed in the transparent anti-of the drive device housing upper end Bevel pinion, bevel gear wheel, valve stem nut and valve rod, the auger tooth are installed in dust hood, the drive device housing Wheel intermeshes with the bevel pinion, and the valve stem nut is arranged in the bevel gear wheel and passed through with the bevel gear wheel Bushing connection, the valve rod is screwed in the valve stem nut, and one end connecting valve of the valve rod, the other end can Stretch out the drive device housing and stretch in the transparent dust cover.

In a preferred embodiment of the present invention, the transparent dust cover is cylindrical, including lower end connection end, upper end are prevented Protecting cover and the transparent vitreous body between the lower end connection end and upper end protective cover.

In a preferred embodiment of the present invention, valve location scale sign is provided with the transparent vitreous body.

In a preferred embodiment of the present invention, the bottom of the lower end connection end is provided with external thread structure, described outer Helicitic texture is screwed in drive device housing.

In a preferred embodiment of the present invention, the junction of the external thread structure and drive device housing is provided with O Shape rubber seal.

In a preferred embodiment of the present invention, the lower end connection end and upper end protective cover are made of using PVC plastic 's.

The beneficial effects of the invention are as follows:The present invention is simple and reasonable, by installing transparent in drive device housing upper end Dust cover, can intuitively observe the position of valve rod, and then be easy to accurately understand station residing for valve;Simultaneously in valve rod Dust cover is installed in upper end, can improve the dustproof and waterproof performance of drive device, improve its service life.

Brief description of the drawings

Fig. 1 is a kind of structure of many preferred embodiments of turning valve manual driving device one of visual stem position of the present invention Schematic diagram;

Fig. 2 is the structural representation of the transparent dust cover shown in Fig. 1;

The mark of each part is as follows in accompanying drawing:1st, drive device housing, 2, transparent dust cover, 3, bevel pinion, 4, bevel gear wheel, 5th, valve stem nut, 6, valve rod, 7, bushing, 8, O shape rubber seal, 21, lower end connection end, 22, upper end protective cover, 23, Transparent vitreous body, 231, valve location scale sign.

Embodiment

Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.

Fig. 1 and Fig. 2 are referred to, the embodiment of the present invention includes:

A kind of many turning valve manual driving devices of visual stem position, including:Drive device housing 1 and installed in it is described drive Bevel pinion 3, bevel gear wheel 4, valve are installed in the transparent dust cover 2 of the dynamic upper end of device case 1, the drive device housing 1 Stem nut 5 and valve rod 6, the bevel gear wheel 4 intermesh with the bevel pinion 3, and the valve stem nut 5 is arranged on institute State in bevel gear wheel 4 and be connected with the bevel gear wheel 4 by bushing 7, the valve rod 6 is screwed in the valve stem nut 5 Interior, the extended drive device housing 1 of one end connecting valve of the valve rod 6, the other end is simultaneously stretched to described transparent In dust cover 2, valve location scale sign 231 is marked with the middle part transparent vitreous body 23 of the transparent dust cover 2, passes through institute The position of valve rod 6 can intuitively be observed by stating transparent vitreous body 23, and station residing for valve is understood so as to accurate.

Wherein, the transparent dust cover 2 is cylindrical, including lower end connection end 21, upper end protective cover 22 and positioned at described Transparent vitreous body 23 between lower end connection end 21 and upper end protective cover 22, it is preferable that the lower end connection end 21 and upper end are prevented Protecting cover 22 is made of PVC plastic.

Also, the bottom of the lower end connection end 21 has been integrally machined external thread structure, the external thread structure screw in In drive device housing 1;The junction of the external thread structure and drive device housing 1 is provided with O shapes rubber seal 8, can The sealing of the transparent dust cover 2 and the junction of drive device housing 1 is improved, and then improves the protective of the drive device Energy.

It is simple and reasonable present invention is disclosed a kind of many turning valve manual driving devices of visual stem position, lead to Cross and transparent dust cover is installed in drive device housing upper end, can intuitively observe the position of valve rod, and then be easy to accurate understanding Station residing for valve;Dust cover is installed in the upper end of valve rod simultaneously, the dustproof and waterproof performance of drive device can be improved, is improved Its service life.

Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims (6)

1. a kind of many turning valve manual driving devices of visual stem position, it is characterised in that including:Drive device housing and Bevel pinion, auger are installed in transparent dust cover installed in the drive device housing upper end, the drive device housing Gear, valve stem nut and valve rod, the bevel gear wheel are intermeshed with the bevel pinion, and the valve stem nut is arranged on By bushing connection in the bevel gear wheel and with the bevel gear wheel, the valve rod is screwed in the valve stem nut, The extended drive device housing of one end connecting valve of the valve rod, the other end simultaneously stretches to the transparent dust cover It is interior.
2. many turning valve manual driving devices of visual stem position according to claim 1, it is characterised in that described Transparent dust cover is cylindrical, including lower end connection end, upper end protective cover and positioned at the lower end connection end and upper end protective cover Between transparent vitreous body.
3. many turning valve manual driving devices of visual stem position according to claim 2, it is characterised in that described Valve location scale sign is provided with transparent vitreous body.
4. many turning valve manual driving devices of visual stem position according to claim 2, it is characterised in that described The bottom of lower end connection end is provided with external thread structure, and the external thread structure is screwed in drive device housing.
5. many turning valve manual driving devices of visual stem position according to claim 4, it is characterised in that described The junction of external thread structure and drive device housing is provided with O shape rubber seal.
6. many turning valve manual driving devices of visual stem position according to claim 2, it is characterised in that described Lower end connection end and upper end protective cover are made of PVC plastic.
CN201710531930.3A 2017-07-03 2017-07-03 A kind of many turning valve manual driving devices of visual stem position CN107327609A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710531930.3A CN107327609A (en) 2017-07-03 2017-07-03 A kind of many turning valve manual driving devices of visual stem position

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710531930.3A CN107327609A (en) 2017-07-03 2017-07-03 A kind of many turning valve manual driving devices of visual stem position

Publications (1)

Publication Number Publication Date
CN107327609A true CN107327609A (en) 2017-11-07

Family

ID=60198066

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710531930.3A CN107327609A (en) 2017-07-03 2017-07-03 A kind of many turning valve manual driving devices of visual stem position

Country Status (1)

Country Link
CN (1) CN107327609A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2147393Y (en) * 1992-09-30 1993-11-24 浙江佑利工程塑料管道总厂 Dc full-closing plastics diaphragm valve
CN2529051Y (en) * 2002-03-12 2003-01-01 孔林锋 Hand gear for valve
CN203098937U (en) * 2013-02-04 2013-07-31 上海艾维科阀门有限公司 Nuclear power membrane valve with subscript indication
CN203099060U (en) * 2013-02-04 2013-07-31 上海艾维科阀门有限公司 Nuclear power membrane valve with superscript indication
CN203686332U (en) * 2014-01-17 2014-07-02 江苏苏盐阀门机械有限公司 Pipeline pressure indicating valve
CN105065682A (en) * 2015-09-07 2015-11-18 盐城工学院 Cage sleeve type throttle valve
CN204961841U (en) * 2015-09-07 2016-01-13 盐城工学院 Cage type throttling valve
CN106439187A (en) * 2016-12-05 2017-02-22 常熟市虞菱机械有限责任公司 Multi-rotation driving device for valve

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2147393Y (en) * 1992-09-30 1993-11-24 浙江佑利工程塑料管道总厂 Dc full-closing plastics diaphragm valve
CN2529051Y (en) * 2002-03-12 2003-01-01 孔林锋 Hand gear for valve
CN203098937U (en) * 2013-02-04 2013-07-31 上海艾维科阀门有限公司 Nuclear power membrane valve with subscript indication
CN203099060U (en) * 2013-02-04 2013-07-31 上海艾维科阀门有限公司 Nuclear power membrane valve with superscript indication
CN203686332U (en) * 2014-01-17 2014-07-02 江苏苏盐阀门机械有限公司 Pipeline pressure indicating valve
CN105065682A (en) * 2015-09-07 2015-11-18 盐城工学院 Cage sleeve type throttle valve
CN204961841U (en) * 2015-09-07 2016-01-13 盐城工学院 Cage type throttling valve
CN106439187A (en) * 2016-12-05 2017-02-22 常熟市虞菱机械有限责任公司 Multi-rotation driving device for valve

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Application publication date: 20171107

RJ01 Rejection of invention patent application after publication