CN208831759U - High-precision micro-flow regulating valve - Google Patents

High-precision micro-flow regulating valve Download PDF

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Publication number
CN208831759U
CN208831759U CN201821612847.5U CN201821612847U CN208831759U CN 208831759 U CN208831759 U CN 208831759U CN 201821612847 U CN201821612847 U CN 201821612847U CN 208831759 U CN208831759 U CN 208831759U
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CN
China
Prior art keywords
valve
flow regulating
cavity
deck
valve seat
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN201821612847.5U
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Chinese (zh)
Inventor
程路
谭希林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Helishi Valve Technology Co.,Ltd.
Original Assignee
SUZHOU ARCA CONTROL VALVE Co Ltd
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 SUZHOU ARCA CONTROL VALVE Co Ltd filed Critical SUZHOU ARCA CONTROL VALVE Co Ltd
Priority to CN201821612847.5U priority Critical patent/CN208831759U/en
Application granted granted Critical
Publication of CN208831759U publication Critical patent/CN208831759U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses high-precision micro-flow regulating valves, including valve body, the inner cavity of the valve body is connected with valve seat set, the top fixation of valve seat set inner cavity is connected with graphite composite pad, the top movable of the graphite composite pad is connected with valve seat, spool is connected between the valve seat set and the inner cavity of graphite composite pad, the top movable of the valve body is connected with valve deck, the two sides of the body top are fixedly connected to bolt, it is through to the top of valve deck at the top of the bolt and is arranged with the first nut, core bar is fixedly connected at the top of the spool.The utility model is used cooperatively by setting valve body, valve seat set, gasket, graphite composite pad, valve seat, core bar, pressing sleeve, dentiform gasket, valve deck, the first nut, bolt, filler assembly, round nut, the second nut, travel indicator and spool, while solving the problems, such as that existing high-precision micro-flow regulating valve is not easy to overhaul.

Description

High-precision micro-flow regulating valve
Technical field
The utility model relates to the control valve technical fields of automation equipment, specially high-precision micro-flow regulating valve.
Background technique
Existing micro-flow regulating valve is mainly by valve body, spool, valve seat, valve rod, core assembly, filler, gasket etc. zero The machining accuracy of component composition, spool and valve seat is difficult to ensure, causes the spool that thickening comes out every time, valve seat needs to repair multiple It is just able to satisfy flow accuracy requirement, based on the above issues, it is necessary to a kind of high-precision tiny flow quantity single-seat valve is invented, to meet use The requirement of the not offline checking maintenance such as family scene quick-replaceable.
Utility model content
The purpose of this utility model is to provide high-precision micro-flow regulating valves, have advantage convenient to overhaul, solve Existing high-precision micro-flow regulating valve problem not easy to overhaul.
To achieve the above object, the utility model provides the following technical solutions: high-precision micro-flow regulating valve, including valve Body, the inner cavity of the valve body are connected with valve seat set, and it is compound that the top fixation of valve seat set inner cavity is connected with graphite Pad, the top movable of the graphite composite pad are connected with valve seat, and activity connects between the valve seat set and the inner cavity of graphite composite pad It is connected to spool, the top movable of the valve body is connected with valve deck, and the two sides of the body top are fixedly connected to bolt, described It is through to the top of valve deck at the top of bolt and is arranged with the first nut, core bar is fixedly connected at the top of the spool, it is described It is through to the top of valve deck at the top of core bar and is arranged with the second nut and travel indicator respectively, the inner cavity setting of the valve deck There is filler assembly, the inner cavity of the filler assembly is flexibly connected with core bar, is arranged with round nut at the top of the valve cover surfaces.
Preferably, the channel of the valve body is in through-type, no dead angle.
Preferably, the valve deck is connected and sealed by dentiform gasket and valve body.
Preferably, the connection type between the valve seat set, valve body is attached by pressing sleeve.
Preferably, the core bar is to realize that high-precision tiny flow quantity is adjusted by cooperating with gasket.
Preferably, the filler assembly uses V-type PTFE filling-material structure form in low temperature;At high temperature using flexible stone Black filling-material structure form can have seven kinds of filler combinations under different operating conditions.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model passes through setting valve body, valve seat set, gasket, graphite composite pad, valve seat, core bar, pressing sleeve, tooth form Pad, valve deck, the first nut, bolt, filler assembly, round nut, the second nut, travel indicator and spool are used cooperatively, together When solve the problems, such as that existing high-precision micro-flow regulating valve is not easy to overhaul.
2, the utility model is adjusted water flow by setting valve body, the through-type valve body person of being convenient to use, together When facilitate the maintenance of service personnel, by the way that dentiform gasket is arranged, makes the better tightness of valve deck Yu valve body junction, pass through setting Pressing sleeve, the person of being convenient to use dismantle the intracorporal valve seat set of valve, by the way that gasket is arranged, make the sealing of core bar when in use Property it is more preferable, by the way that filler assembly is arranged, the material of filler assembly determines by temperature, and when low temperature uses V-type PTFE filling-material structure shape Formula uses flexible graphite packing structure type at high temperature, can have seven kinds of filler combinations under different operating conditions, to guarantee to adjust Section valve normally effectively acts on.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1 valve body, 2 valve seat sets, 3 gaskets, 4 graphite composite pads, 5 valve seats, 6 core bars, 7 pressing sleeves, 8 dentiform gaskets, 9 valves Lid, 10 first nuts, 11 bolts, 12 filler assemblies, 13 round nuts, 14 second nuts, 15 travel indicators, 16 spools.
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.
Referring to Fig. 1, high-precision micro-flow regulating valve, including valve body 1, the inner cavity of valve body 1 are connected with valve seat set 2, the top fixation that valve seat covers 2 inner cavities is connected with graphite composite pad 4, and the top movable of graphite composite pad 4 is connected with valve seat 5, it is connected with spool 16 between valve seat set 2 and the inner cavity of graphite composite pad 4, the top movable of valve body 1 is connected with valve deck 9, The two sides at 1 top of valve body are fixedly connected to bolt 11, and the top of bolt 11 is through to the top of valve deck 9 and is arranged with the first spiral shell Mother 10, the top of spool 16 is fixedly connected with core bar 6, and the top of core bar 6 is through to the top of valve deck 9 and is arranged with second respectively Nut 14 and travel indicator 15, the inner cavity of valve deck 9 are provided with filler assembly 12,6 activity of inner cavity and core bar of filler assembly 12 Connection, is arranged with round nut 13 at the top of 9 surface of valve deck, and in through-type, no dead angle, valve deck 9 passes through dentiform gasket for the channel of valve body 1 8 are connected and sealed with valve body 1, and the connection type between valve seat set 2, valve body 1 is attached by pressing sleeve 7, and core bar 6 is Realize that high-precision tiny flow quantity is adjusted by cooperating with gasket 3, filler assembly 12 uses V-type PTFE filling-material structure in low temperature Form;Flexible graphite packing structure type is used at high temperature, there can be seven kinds of filler combinations under different operating conditions, by setting Valve body 1 is set, water flow is adjusted in through-type 1 person of being convenient to use of valve body, while facilitating the maintenance of service personnel, leads to Setting dentiform gasket 8 is crossed, the better tightness of valve deck 9 Yu 1 junction of valve body is made, by the way that pressing sleeve 7 is arranged, the person of being convenient to use is to valve Valve seat set 2 in body 1 is dismantled, and by the way that gasket 3 is arranged, is made the better tightness of core bar 6 when in use, is filled out by setting Expect component 12, the material of filler assembly 12 determines by temperature, and when low temperature uses V-type PTFE filling-material structure form, adopts at high temperature With flexible graphite packing structure type, there can be seven kinds of filler combinations under different operating conditions, to guarantee that regulating valve is normally effective Effect, pass through setting valve body 1, valve seat cover 2, gasket 3, graphite composite pad 4, valve seat 5, core bar 6, pressing sleeve 7, dentiform gasket 8, valve Lid 9, the first nut 10, bolt 11, filler assembly 12, round nut 13, the second nut 14, travel indicator 15 and spool 16 are matched It closes and uses, while solving the problems, such as that existing high-precision micro-flow regulating valve is not easy to overhaul.
In use, user passes through the first nut 10 in regulating valve when user needs to overhaul regulating valve Separate valve body 1 and valve deck 9 with bolt 11, user removes pressing sleeve 7 and valve seat is covered 2, gasket 3, stone at this time Black composite pad 4 and valve seat 5 take out out of valve body 1, to carry out maintenance convenient for users to the inside to regulating valve or to part Replacement.
In summary: the high-precision micro-flow regulating valve, it is multiple by setting valve body 1, valve seat set 2, gasket 3, graphite Close pad 4, valve seat 5, core bar 6, pressing sleeve 7, dentiform gasket 8, valve deck 9, the first nut 10, bolt 11, filler assembly 12, round nut 13, Second nut 14, travel indicator 15 and spool 16 are used cooperatively, and solve existing high-precision micro-flow regulating valve not The problem of easy access.
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. high-precision micro-flow regulating valve, including valve body (1), it is characterised in that: the inner cavity of the valve body (1) is connected with The top fixation of valve seat set (2), valve seat set (2) inner cavity is connected with graphite composite pad (4), the graphite composite pad (4) top movable is connected with valve seat (5), is connected with valve between the valve seat set (2) and the inner cavity of graphite composite pad (4) The top movable of core (16), the valve body (1) is connected with valve deck (9), and the two sides at the top of the valve body (1) are fixedly connected to spiral shell Bolt (11) is through to the top of valve deck (9) at the top of the bolt (11) and is arranged with the first nut (10), the spool (16) Top be fixedly connected with core bar (6), the top of valve deck (9) is through at the top of the core bar (6) and is arranged with second respectively The inner cavity of nut (14) and travel indicator (15), the valve deck (9) is provided with filler assembly (12), the filler assembly (12) Inner cavity be flexibly connected with core bar (6), be arranged with round nut (13) at the top of valve deck (9) surface.
2. high-precision micro-flow regulating valve according to claim 1, it is characterised in that: the channel of the valve body (1) is in It is through-type, no dead angle.
3. high-precision micro-flow regulating valve according to claim 1, it is characterised in that: the valve deck (9) passes through tooth form Pad (8) is connected and sealed with valve body (1).
4. high-precision micro-flow regulating valve according to claim 1, it is characterised in that: the valve seat set (2), valve body (1) connection type between is attached by pressing sleeve (7).
5. high-precision micro-flow regulating valve according to claim 1, it is characterised in that: the core bar (6), be by with Gasket (3) cooperation realizes that high-precision tiny flow quantity is adjusted.
6. high-precision micro-flow regulating valve according to claim 1, it is characterised in that: the filler assembly (12) is low V-type PTFE filling-material structure form is used when warm;Flexible graphite packing structure type is used at high temperature, it can under different operating conditions To there is seven kinds of filler combinations.
CN201821612847.5U 2018-09-30 2018-09-30 High-precision micro-flow regulating valve Active CN208831759U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821612847.5U CN208831759U (en) 2018-09-30 2018-09-30 High-precision micro-flow regulating valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821612847.5U CN208831759U (en) 2018-09-30 2018-09-30 High-precision micro-flow regulating valve

Publications (1)

Publication Number Publication Date
CN208831759U true CN208831759U (en) 2019-05-07

Family

ID=66317972

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821612847.5U Active CN208831759U (en) 2018-09-30 2018-09-30 High-precision micro-flow regulating valve

Country Status (1)

Country Link
CN (1) CN208831759U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577903A (en) * 2020-05-27 2020-08-25 徐州阿卡控制阀门有限公司 Ultra-low temperature bellows seals small flow angle valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577903A (en) * 2020-05-27 2020-08-25 徐州阿卡控制阀门有限公司 Ultra-low temperature bellows seals small flow angle valve

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200122

Address after: 221007 Meigang Road, Xuzhou City, Jiangsu Province

Patentee after: Xuzhou Chemical Machinery Co Ltd

Address before: 221000 coal road, Xuzhou, Jiangsu

Patentee before: SUZHOU ARCA CONTROL VALVE CO., LTD.

TR01 Transfer of patent right
CP03 Change of name, title or address

Address after: 221001 No. 2, anda Road, Xuzhou Economic and Technological Development Zone (Damiao), Xuzhou City, Jiangsu Province

Patentee after: Xuzhou Helishi Valve Technology Co.,Ltd.

Address before: 221007 Meigang Road, Xuzhou City, Jiangsu Province

Patentee before: XUZHOU CHEMICAL MACHINERY Co.,Ltd.

CP03 Change of name, title or address