WO2004094883A1 - バルブ装着用ヒータユニット - Google Patents
バルブ装着用ヒータユニット Download PDFInfo
- Publication number
- WO2004094883A1 WO2004094883A1 PCT/JP2004/005567 JP2004005567W WO2004094883A1 WO 2004094883 A1 WO2004094883 A1 WO 2004094883A1 JP 2004005567 W JP2004005567 W JP 2004005567W WO 2004094883 A1 WO2004094883 A1 WO 2004094883A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- heater
- pair
- joint
- heater unit
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/35—Ohmic-resistance heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/6416—With heating or cooling of the system
- Y10T137/6606—With electric heating element
Definitions
- the present invention relates to a heater mounting for a valve mounted to a valve connected to a fluid pipe via a joint.
- valve and the joint require separate heater mechanisms as described above not only raises costs and complicates the piping configuration, but also causes uneven heating of the flow path in the valve and the flow path in the joint. The problem also arises.
- the present invention provides a valve connected to a fluid pipe via a joint. It is an object of the present invention to provide a heater mechanism capable of integrally and uniformly heating not only the valve itself but also the joint.
- a valve mounting heater unit is a heater unit mounted on a valve connected to a fluid pipe via a joint, and covers a valve flow path component and a joint. It consists of a main body with a housing structure provided with a through hole and an opening for exposing the actuator, and a heater built in the main body.
- the heater power S and at least a part of the flow path component of the valve are brought into direct contact to heat. It is characterized by comprising a direct heating section and a radiant heating section for heating the inside of the main body by radiant heat.
- the above-described valve mounting heater unit is a two-way valve in which the valve is connected via a pair of joints between a pair of pipes arranged in a straight line, and the main body power valve is It consists of a pair of housing halves combined with a valve from both sides of the pair of connected pipes described above, and a plurality of notches provided at each edge of the pair of housing halves are combined to form A through hole for piping and an opening for exposing the actuator are formed, and the heater is provided inside each of the pair of housing halves so as to face each other across the valve when the pair of housing halves are combined.
- It may be a flat heater arranged, and the direct heating unit and the radiant heating unit are provided on each of the opposing surfaces of the flat heater.
- the direct heating section is provided on each of the surfaces of the flat heater at the same position as the actuator exposure opening in the longitudinal direction of the pair of pipes, and the radiant heating section includes It is preferable to be provided around the direct heating unit.
- the heater unit for mounting a valve according to the present invention has a main body having a housing structure that covers a flow path component of a valve and a joint, and heats the entire portion covered by the main body by a combination of direct heating and heating by radiant heat. Therefore, it is possible to integrally and uniformly heat the entire flow path included in the flow path constituent part of the valve and the joint. In addition, since it is not necessary to attach separate heaters to the valve itself and the joint, it leads to cost reduction and simplification of the piping configuration. Further, the valve mounting heater unit according to the present invention is provided with a direct heating section for directly contacting and heating at least a part of the flow path constituting section of the valve.
- the effect of uniform heating can be further enhanced.
- a heating section is provided directly near the actuator exposure opening provided in the main body of the heater unit. It is possible to make the calorie heat uniform by compensating for the effect.
- portions other than those directly in contact with the heating part are heated by radiant heat from the radiant heating part. Therefore, for example, a part of the flow path component of the valve that has a shape that is difficult to make direct contact with the direct heating part, a part that would interfere with pulp operation due to friction, etc., if it is in direct contact, a hexagon nut, etc.
- a joint having a shape can be effectively and uniformly heated by the radiant heat from the radiant heating section.
- FIG. 1 is a perspective view showing an open state of a heater unit according to one embodiment of the present invention in which a main body includes a pair of housing halves.
- FIG. 2 is a perspective view showing a closed state of the heater unit of FIG.
- FIG. 3 is a perspective view showing an example of a valve connected to a fluid pipe via a joint.
- FIG. 4 is a front view of the valve of FIG.
- FIG. 5 is a front view showing a state where the heater unit of FIG. 1 is mounted on the valve of FIG.
- FIG. 6 is a side view showing a state where the heater unit of FIG. 1 is mounted on the vanoleb of FIG.
- FIG. 1 is a perspective view showing an opened state of a heater unit 10 according to one embodiment of the present invention, in which a main body is formed of a pair of housing halves 12 and 14. Each of the pair of housing halves 12 and 14 has a built-in ceramic heater 16 along the side wall. These ceramic heaters 16 have lead wires 18 with both ends drawn out to the outside. Heat is generated by passing current through the device. A stainless steel plate is attached to the inner surface of the ceramic heater 16 to constitute a flat heater.
- This flat heater has a shape having a concave portion 20 at an upper portion for accommodating a lower portion of a valve actuator as described later. Insulating material (not shown) is inserted between the ceramic heater 16 and the ⁇ of the housing halves 12 and 14 to prevent the body ⁇
- On the surface of the stainless steel plate attached to the inner surface of the ceramic heater 16 another stainless steel plate piece is attached below the concave portion 20 to directly constitute the heating section 22.
- the line indicated by reference numeral 26 is a thermocouple wire for monitoring the temperature of the ceramic heater 16.
- the housing half 12 has four brackets 28 with four screw holes.
- the housing half 14 has four screw holes 30.
- Fig. 2 shows the heater unit 10 of Fig. 1 closed by fixing the housing halves 12 and 14 so that the brackets 28 with screw holes and the screw holes 30 are aligned, and fixing them with the fixing screws 32.
- FIG. When the heater unit 10 is closed in this way, the semicircular notches provided at the edges of the housing halves 12 and 14 are combined to form two pipe through holes on the opposing side surfaces. 34, one actuator exposure opening 36 is formed on the upper surface. The actuator exposure opening 36 is formed at a position corresponding to the recess 20 for accommodating the lower part of the actuator. In this closed state, the direct heating section 22 and the radiant heating section 24 in the housing halves 12 and 14 are both parallel and symmetrically opposed to each other.
- FIG. 4 show an example of a valve connected to the fluid piping via a fitting.
- 3 is a perspective view
- FIG. 4 is a front view.
- the entire valve is designated by the reference numeral 40 and comprises a body 42, a diaphragm case 44 having a diaphragm mechanism therein, an actuator 46, and a pair of connections 48.
- Each connecting portion 48 is connected to a pipe 54 via a hexagon nut-shaped joint 50 and a sleeve 52.
- the hatched portion in FIG. 4 is the fluid flow path.
- valve 40 With respect to valve 40, when the vanoleb is opened, fluid flows from one connection 48 to the body 42, the diaphragm case 44, again through the body 42, and the other connection 48. become. Therefore, these parts are the flow path constituting parts of the valve.
- FIGS. 5 and 6 are views showing a state in which the heater cut 10 of FIG. 1 is attached to the valve 40 of FIG. 3, and FIG. 5 is a front view as viewed from the direction indicated by the arrow V in FIG.
- FIG. 6 is a side view as viewed from the direction indicated by arrow VI in FIG.
- the body consisting of the housing halves 12 and 14 of the heater unit 10 is vertically moved from the lower part of the actuator 46 of the valve 40 to the diaphragm case 44 below it. And the entire body 4 2 is covered.
- the upper part of the actuator 46 protrudes from the opening 36 for exposing the actuator.
- the lower part of the actuator 46 and the diaphragm case 44 are accommodated in the recess 20.
- the main body of the heater unit 10 covers from a part of one sleeve 52 to a part of the other sleeve 52.
- each pipe through-hole 34 has a diameter that matches each sleeve 52.
- both the direct heating section 22 and the radiant heating section 24 of the heater unit 10 are heated.
- the direct heating section 22 heats the body 42 of the valve 40 by direct contact.
- the reason that the body 42 is heated by direct contact, which has a higher calorific heat effect, is that the opening 3 This is because the temperature is easily lowered due to the influence of heat radiation from the actuator 46, which is located below the actuator 46 whose upper part is exposed from 6.
- other portions included in the main body of the heater unit 10 are heated by the radiant heat from the radiant heating section 24 captured in the main body of the heater unit 10.
- the wall of the concave portion 20 is also formed of a stainless steel plate and constitutes a part of the radiant heating portion 24, so that the diaphragm case 44 and the like housed in the concave portion 20 are also effectively heated. Is done.
- the entire flow path included in the pair of joints 50 and the valve 40 is integrally and uniformly heated, and the dew condensation, the generation of attached matter, and the like are prevented in the entire flow path.
- the heater unit 10 is mounted on a two-way valve
- a person skilled in the art can refer to the above description to modify the heater unit 10 for mounting a three-way valve. would be easily conceived.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/553,959 US7849873B2 (en) | 2003-04-21 | 2004-04-19 | Heater unit for installation on valve |
CN2004800106053A CN1777773B (zh) | 2003-04-21 | 2004-04-19 | 阀安装加热器单元 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-115203 | 2003-04-21 | ||
JP2003115203A JP4596409B2 (ja) | 2003-04-21 | 2003-04-21 | バルブ装着用ヒータユニット |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004094883A1 true WO2004094883A1 (ja) | 2004-11-04 |
Family
ID=33307948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/005567 WO2004094883A1 (ja) | 2003-04-21 | 2004-04-19 | バルブ装着用ヒータユニット |
Country Status (4)
Country | Link |
---|---|
US (1) | US7849873B2 (ja) |
JP (1) | JP4596409B2 (ja) |
CN (1) | CN1777773B (ja) |
WO (1) | WO2004094883A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7456374B2 (en) * | 2006-07-27 | 2008-11-25 | Air Products And Chemicals, Inc. | Component heater |
WO2008134492A1 (en) * | 2007-04-27 | 2008-11-06 | Konarka Technologies, Inc. | Organic photovoltaic cells |
JP5205213B2 (ja) * | 2008-10-24 | 2013-06-05 | 株式会社フジキン | 流体制御器 |
JP5851423B2 (ja) * | 2010-12-28 | 2016-02-03 | ニチアス株式会社 | ヒータ及びその製造方法 |
KR101342242B1 (ko) | 2011-12-05 | 2013-12-16 | 이용문 | 화학기상증착용 밸브의 히터 |
JP5883354B2 (ja) * | 2012-06-26 | 2016-03-15 | ニチアス株式会社 | ヒータ及び伝熱部材 |
CN103233412B (zh) * | 2013-04-27 | 2016-06-08 | 广东易山重工股份有限公司 | 一种沥青循环控制阀体 |
EP2863097A1 (de) * | 2013-10-16 | 2015-04-22 | Continental Automotive GmbH | Heiz-/Kühleinrichtung für ein Gehäuse insbesondere für einen Drosselklappenstutzen |
JP6475950B2 (ja) * | 2014-10-29 | 2019-02-27 | 株式会社フジキン | 流体制御器用加熱装置および流体制御装置 |
US9945292B2 (en) * | 2015-03-10 | 2018-04-17 | Hamilton Sundstrand Corporation | Thermoelectric cooled torque motor |
CN107710866B (zh) * | 2015-07-01 | 2022-01-18 | 霓佳斯株式会社 | 加热器装置及使用它的被加热体的加热方法 |
US11353152B1 (en) * | 2016-09-29 | 2022-06-07 | United States Of America As Represented By The Administrator Of Nasa | Fluid transfer couplings and methods therefor |
CN106594457A (zh) * | 2016-12-28 | 2017-04-26 | 苏州康喜医疗净化设备有限公司 | 管道解冻装置 |
JP6901722B2 (ja) * | 2017-03-30 | 2021-07-14 | 東京エレクトロン株式会社 | 流体加熱器、流体制御装置、および流体加熱器の製造方法 |
WO2019021949A1 (ja) * | 2017-07-25 | 2019-01-31 | 株式会社フジキン | 流体制御装置 |
JP7054502B2 (ja) * | 2017-09-29 | 2022-04-14 | 株式会社フジキン | ヒータ内蔵バルブ |
JP7313169B2 (ja) * | 2019-03-19 | 2023-07-24 | 株式会社キッツエスシーティー | 真空ベローズホットバルブ |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56113879A (en) * | 1980-02-12 | 1981-09-08 | Sadayoshi Yamazaki | Method and box for maintaining temperature of fluid control valve |
JPH0464788A (ja) * | 1990-06-29 | 1992-02-28 | Fujikin:Kk | 恒温バルブ |
JPH0735256A (ja) * | 1993-07-21 | 1995-02-07 | Kawahiko Kk | 組立弁室 |
US5614119A (en) * | 1995-04-10 | 1997-03-25 | Ollis; Calvin G. | No freeze protection device for an outdoor faucet |
JPH10299943A (ja) * | 1997-04-21 | 1998-11-13 | Fujikin:Kk | 流体制御器用加熱装置 |
JP2001099382A (ja) * | 1999-10-04 | 2001-04-10 | Toho Gas Co Ltd | バルブの安全装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3130709B2 (ja) | 1993-09-07 | 2001-01-31 | 山形日本電気株式会社 | 開閉バルブ |
US5485542A (en) | 1994-07-18 | 1996-01-16 | Mks Instruments, Inc. | Heated fluid control valve with electric heating element and thermocouple wiring disposed in rotatable shaft |
JPH11299943A (ja) * | 1998-04-24 | 1999-11-02 | Yokohama Rubber Co Ltd:The | ゴルフクラブシャフト |
JP2001349468A (ja) | 2000-06-06 | 2001-12-21 | Smc Corp | 開閉バルブ |
CN2475891Y (zh) * | 2001-04-16 | 2002-02-06 | 温州市东海化纤设备厂 | 夹套五通阀 |
CN2475890Y (zh) * | 2001-04-16 | 2002-02-06 | 温州市东海化纤设备厂 | 夹套四通阀 |
CN2475893Y (zh) * | 2001-04-16 | 2002-02-06 | 温州市东海化纤设备厂 | 夹套三通阀 |
JP4655423B2 (ja) * | 2001-07-05 | 2011-03-23 | 株式会社フジキン | 流体制御装置 |
-
2003
- 2003-04-21 JP JP2003115203A patent/JP4596409B2/ja not_active Expired - Fee Related
-
2004
- 2004-04-19 US US10/553,959 patent/US7849873B2/en active Active
- 2004-04-19 CN CN2004800106053A patent/CN1777773B/zh not_active Expired - Lifetime
- 2004-04-19 WO PCT/JP2004/005567 patent/WO2004094883A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56113879A (en) * | 1980-02-12 | 1981-09-08 | Sadayoshi Yamazaki | Method and box for maintaining temperature of fluid control valve |
JPH0464788A (ja) * | 1990-06-29 | 1992-02-28 | Fujikin:Kk | 恒温バルブ |
JPH0735256A (ja) * | 1993-07-21 | 1995-02-07 | Kawahiko Kk | 組立弁室 |
US5614119A (en) * | 1995-04-10 | 1997-03-25 | Ollis; Calvin G. | No freeze protection device for an outdoor faucet |
JPH10299943A (ja) * | 1997-04-21 | 1998-11-13 | Fujikin:Kk | 流体制御器用加熱装置 |
JP2001099382A (ja) * | 1999-10-04 | 2001-04-10 | Toho Gas Co Ltd | バルブの安全装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2004316864A (ja) | 2004-11-11 |
CN1777773B (zh) | 2011-08-17 |
JP4596409B2 (ja) | 2010-12-08 |
US7849873B2 (en) | 2010-12-14 |
US20060225788A1 (en) | 2006-10-12 |
CN1777773A (zh) | 2006-05-24 |
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