WO2016068010A1 - 流体制御器用加熱装置および流体制御装置 - Google Patents
流体制御器用加熱装置および流体制御装置 Download PDFInfo
- Publication number
- WO2016068010A1 WO2016068010A1 PCT/JP2015/079809 JP2015079809W WO2016068010A1 WO 2016068010 A1 WO2016068010 A1 WO 2016068010A1 JP 2015079809 W JP2015079809 W JP 2015079809W WO 2016068010 A1 WO2016068010 A1 WO 2016068010A1
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- WIPO (PCT)
- Prior art keywords
- fluid
- heating device
- valve
- controller
- fluid controller
- Prior art date
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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
- F16K49/002—Electric heating means
-
- 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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
-
- 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
- F16L53/34—Heating of pipes or pipe systems using electric, magnetic or electromagnetic fields, e.g. using induction, dielectric or microwave heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
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- 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
- This invention relates to a heating device for a fluid controller that heats a fluid controller such as a valve, and a fluid control device equipped with such a heating device for a fluid controller.
- Patent Document 1 discloses a pair of abutting a pair of opposing side surfaces of a body of a fluid controller to be heated via an insulating layer.
- the thing provided with the cushion member which interposes between and presses a side heater on the fluid controller body side is disclosed.
- Patent Document 2 discloses a fluid controller provided on both sides of a line as a heating device provided in a (so-called integrated) fluid control device in which a mass flow controller and an on-off valve are connected without a tube.
- a sheet heater that has a planar heater that heats the joint member and a heat insulating plate that abuts on the outside of each of the sheet heaters, and the heat insulating plates are coupled to each other by a screw member.
- the heating device disclosed in Patent Document 2 has a problem that heating performance is inferior because the heater does not correspond to the shape of each fluid controller.
- the heating device for a fluid controller of Patent Document 1 is excellent in heating performance, it requires a large space for installation, so that it is difficult to apply to the integrated fluid control device as in Patent Document 2. was there.
- the heat insulation performance may be important so that the fluid controller adjacent to the fluid controller to be heated does not become too high, and the one in Patent Document 2 is inferior in heat insulation. There was also a problem.
- An object of the present invention is to provide a heating device for a fluid controller which is excellent in heating performance and heat insulation performance and requires a small space for installation, and a fluid control device including such a heating device for a fluid controller. is there.
- the heating device for a fluid controller includes a cylindrical heater unit surrounding a portion to be heated of the fluid controller and a heat insulating member surrounding the heater unit. It has a pair of heat transfer members, each heat transfer member is attached so as to sandwich the fluid controller from both sides, and can be coupled to each other, and the heat insulating member is a cylindrical integral product It is a feature.
- This heating device for a fluid controller is suitable for use in a fluid control device having a plurality of lines formed by arranging fluid controllers adjacent to each other in series, and is particularly arranged at the end of the line. It is suitable for heating a fluid controller (for example, an on-off valve).
- a fluid controller for example, an on-off valve.
- the fluid controllers are arranged adjacent to each other in the line direction (front-rear direction), it is difficult to attach the heating device for the fluid controller from the front-rear direction.
- the heater unit necessary for heating is composed of two members and sandwiched from both sides of the fluid controller, so that a plurality of fluid controllers are arranged in series. Even if the gap between adjacent fluid controllers is small, the heater can be attached so as to sandwich the fluid controller to be heated from both sides in the direction orthogonal to the line by a pair of heat transfer members with heaters. It can be easily installed from the direction orthogonal to the line direction. Moreover, about the heat insulation member of a cylindrical integrated product, it can attach from the upper direction of a line, for example, and installation is easy.
- the heating device can be easily installed.
- the heater unit has a cylindrical shape
- the fluid controller to be heated can be heated not only from both sides but also from the entire periphery, so that the heating performance is excellent.
- the heat insulating member is a cylindrical integrated product, the fluid controller adjacent to the fluid controller to be heated is prevented from becoming too hot.
- Each heat transfer member has a block-like body provided with a recess corresponding to a portion to be heated of the fluid controller.
- a heater is arrange
- the heat insulating member may be a molded product corresponding to the shape of the heater unit, but it is more preferable that the heat insulating member is formed into a cylindrical shape by winding a flexible belt-like sheet around the heater unit.
- the heat insulating member is flexible, it can be easily attached even in a narrow space, and it is excellent not only in heat insulating properties but also in installability.
- the heat insulating member may be fixed to the heat transfer member with a heater by an adhesive, but it is more easily detachably coupled by Velcro (registered trademark) provided at both ends of the belt-shaped heat insulating member. preferable. Of course, there is no problem even if the structure is fixed with screws or the like.
- each heat transfer member is coupled by a screw member that is screwed from one of the directions orthogonal to the direction sandwiching the fluid controller.
- the fluid control device includes a flow controller, an on-off valve provided on one side of the flow controller, a plurality of passage blocks that support the flow controller and the on-off valve, and a support that supports the plurality of passage blocks.
- the apparatus includes a member and a heating device for the on-off valve, and the heating device for the on-off valve is the above-described heating device for the fluid controller.
- the heater unit When a pipe joint is provided on the end face opposite to the flow controller of the passage block that supports the on-off valve, the heater unit has a protruding portion that abuts on the side surface of the passage block that supports the on-off valve. Preferably it is.
- the heater unit has a pair of heat transfer members to which plate heaters are respectively fixed, and each heat transfer member is attached so as to sandwich the fluid controller from both sides. Since the heater unit is formed in a cylindrical shape by being connected to each other, heating can be performed not only from both sides of the fluid controller but also from the entire periphery of the fluid controller, and the heating performance Will improve. Moreover, since the heat insulating member surrounding the heater unit is also cylindrical, the heat insulating performance is excellent. In addition, since the heating device can be installed by attaching a pair of heat transfer members so that the fluid controller is sandwiched from both sides, and then installing a heat insulating member that is an integral part, installation is easy. There is also little installation space.
- FIG. 1 is a perspective view showing an embodiment of a fluid control device in which a heating device for a fluid controller according to the present invention is used.
- FIG. 2 is an exploded perspective view showing the fluid controller heating device of FIG. 1 separately.
- FIG. 3 is a perspective view showing the first heat transfer member.
- FIG. 4A is a front view showing the first heat transfer member
- FIG. 4B is a plan view thereof
- FIG. 4C is a side view thereof.
- FIG. 5 is a perspective view showing the second heat transfer member.
- 6A is a front view showing the second heat transfer member
- FIG. 6B is a plan view thereof
- FIG. 6C is a side view thereof.
- FIG.7 (a) is a side view which shows a heater
- FIG.7 (b) is the same front view
- 8A and 8B are views showing the unfolded state of the heat insulation jacket, in which FIG. 8A is a left side view, FIG. 8B is a plan view, and FIG. 8C is a right side view.
- Fluid control device (2): Flow controller (fluid controller), (3): On-off valve (fluid controller), (11): Heater unit, (12) (13): Heat transfer member , (14) (15): heater, (16): heat insulation jacket (heat insulation member), (17): hexagon socket head cap screw (screw member)
- the support member side in FIGS. 1 and 2 is referred to as “down”, and the opposite is referred to as “up”.
- a direction in which a plurality of fluid controllers are arranged in a line is referred to as a front-rear direction, and a direction orthogonal to both the up-down direction and the front-rear direction is referred to as a left-right direction.
- the on-off valve side is the front and the flow rate controller side is the rear.
- a fluid control device (1) includes a plurality of fluid controllers (2) (3) and a plurality of passage blocks (4) ( 5) It is attached to the support member (7) through (6), and the required fluid controller (ie, on-off valve) (3) is provided with the heating device (10) for the fluid controller according to the present invention. .
- a flow rate controller (2) and an on-off valve (3) arranged on the front side are shown as a plurality of fluid controllers, and the fluid controller heating device (10) is It is installed in the on-off valve (3).
- the on-off valve (3) is disposed across the two passage blocks (5) and (6), and the rear passage block (5) of the two passage blocks (5) and (6)
- the pipe joint part (6a) that supports the front side of the vessel (2) and that can be connected to external pipes in the front passage block (6) of the two passage blocks (5) and (6) Is provided.
- the fluid control device (1) is formed by arranging a number of fluid controllers arranged in series in the front-rear direction in addition to the one shown in the figure to form one line and arranging a plurality of these lines in parallel. .
- the fluid controller heating device (10) includes a cylindrical heater unit (11) surrounding a portion to be heated of the on-off valve (3), and a heat insulating jacket (heat insulating member) (16) surrounding the heater unit (11). I have.
- the heater unit (11) is attached from the left and right side surfaces facing the on-off valve (3) to be heated, and has a pair of metal covering the outer peripheral surface of the required part of the on-off valve (3) as a whole.
- Heat transfer members (12) and (13) first heat transfer member (12) and second heat transfer member (13)
- plate-like heaters (14) fixed to the heat transfer members (12) and (13) ) (15).
- the first heat transfer member (12) attached to the on-off valve (3) from the left side should heat the on-off valve (3) on the right surface of the block-shaped main body (21). It is formed by providing a substantially semi-cylindrical recess (22) corresponding to the portion.
- the second heat transfer member (13) attached to the on-off valve (3) from the right side has the on-off valve (3) on the left surface of the block-shaped main body (26). It is formed by providing a substantially semi-cylindrical recess (27) corresponding to the portion to be heated. Each of the recesses (22) and (27) has a stepped shape corresponding to a portion to be heated of the on-off valve (3).
- the shape of the recesses (22) and (27) of the heat transfer member (12) (13) may be a shape other than a substantially semi-cylindrical shape, and if the shape matches the shape of the portion to be heated of the on-off valve. good.
- a pair of U-shaped protrusions (23) are formed as viewed from the front extending toward the opposing second heat transfer member (13). ing.
- the front surface of the main body (26) of the second heat transfer member (13) is formed with a recess (28) into which the U-shaped protrusion (23) of the first heat transfer member (12) is fitted. .
- a female screw (28a) is formed at a portion corresponding to the center of the U-shaped protrusion (23).
- the U-shaped protrusion (23) of the first heat transfer member (12) becomes the second heat transfer member (13).
- the hexagon socket head bolt (screw member) (17) is screwed into the female screw (28a) via the protrusion (23), and the first heat transfer is carried out.
- the member (12) and the second heat transfer member (13) can be coupled.
- the front surface of the first heat transfer member (12) on which the projecting portion (23) is formed is a surface opposite to the surface adjacent to the flow rate controller (2).
- the flow controller (2) does not become an obstacle.
- thermocouple insertion hole (29) is provided on the upper surface of the main body (21) of the first heat transfer member (12), and a thermocouple for measuring the heating temperature is provided in the thermocouple insertion hole (29).
- the tip of (18) is inserted.
- a female screw (30) is provided on the front surface of the main body (21) of the first heat transfer member (12) so as to communicate with the thermocouple insertion hole (29). By screwing 20), the thermocouple (18) can be fixed to the main body (21) of the first heat transfer member (12).
- each heater (14) and (15) includes a stainless steel case (31), a heating part (32) housed in the case (31) via insulating mica, and a power lead. It consists of a line (32a).
- the heaters (14) and (15) are opposed to the outer peripheral surfaces of the corresponding heat transfer members (12) and (13) (the main body of the first heat transfer member (12) so as to face each other via the flow rate controller (2).
- the left side of (21) and the right side of the main body (26) of the second heat transfer member (13) are fixed.
- Each heat transfer member (12) (13) and each heater (14) (15) is a protruding portion (12a) (13a) (14a) that contacts the side surface of the passage block (6) that supports the on-off valve (3) (15a).
- the power leads (32a) and the thermocouple (18) of the heaters (14) and (15) are taken out above the on-off valve (3).
- the heat insulating jacket (16) is formed of a flexible synthetic resin sheet, and the belt-shaped member shown in FIG. 8 is arranged around the heater unit (11) (outer peripheral surface as shown in FIGS. 1 and 2). ).
- the synthetic resin is, for example, PTFE, but is not limited thereto.
- a male Velcro (registered trademark) (41) is attached to one end and a female Velcro (registered trademark) (42) is attached to the other end in a belt-like state. .
- the length of the strip-shaped heat insulation jacket (16) is such that an end portion to which a female magic tape (42) can be attached is added to the length just surrounding the heater unit (11).
- the end portion on which the male magic tape (41) is provided is a thick portion (16a), and a thermostat (19) is disposed on the thick portion (16a) as shown in FIG. Has been.
- the thermostat (19) is embedded in the thick part (16a), and its power supply lead wire (19a) is taken out above the on-off valve (3).
- the heat insulating jacket (16) may be selected by forming a through hole or a female thread portion so that it can be fixed with a screw or the like.
- the thermostat (19) switches the heater (14) (15) on or off based on the temperature measured by the thermocouple (18). Thereby, an appropriate heating temperature is maintained, and it is also possible to prevent the heat transmitted to the outside from becoming too large.
- a pair of heat transfer members (12) and (13) with heaters (14) and (15) are sandwiched between the on-off valve (3). It is attached and joined by a hexagon socket bolt (17), and a heat insulation jacket (16) is wound around it.
- Each heat transfer member (12) (13), each heater (14) (15), and heat insulation jacket (16) are formed to correspond to the shape of the on-off valve (3) which is a fluid controller to be heated.
- the shape of the passage block (6) below the on-off valve (3) and the support member (7) that supports the passage block (6) are also taken into consideration. As a result, the fluid passage in the on-off valve (3) and in the vicinity thereof can be efficiently heated, and the heat insulating performance is ensured.
- the fluid control device (1) there is a flow rate controller (2) on the rear side of the on-off valve (3), which is a factor that hinders the installation of the fluid controller heating device (10).
- the heat insulation jacket (16) can be installed from above the on-off valve (3) and does not interfere with the flow rate controller (2).
- the thermostat (19) is previously attached to the heat insulation jacket (16).
- thermocouple (18) is inserted into the thermocouple insertion hole (29) of the main body (21) of the first heat transfer member (12) by the operation from above the on-off valve (3), and the front side By tightening the set screw (20), it can be installed without interfering with the flow rate controller (2).
- the installation of the fluid controller heating device (10) is completed by connecting the pair of metal heat transfer members (12) and (13) to each other and installing the heat insulation jacket (16). Therefore, the fluid controller heating device (10) can be easily installed in the on-off valve (3) of the fluid control device (1), and the installation space can be reduced.
- a heating device for a fluid controller that has excellent heating performance and heat insulation performance and requires a small space for installation can be obtained, so that the performance of the fluid control device that controls the fluid that needs to be heated is improved. Can contribute.
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Abstract
Description
Claims (5)
- 流体制御器の加熱すべき部分を囲む筒状のヒータユニットと、ヒータユニットを囲む断熱部材とを備えており、
ヒータユニットは、ヒータがそれぞれ固定された1対の伝熱部材を有し、各伝熱部材は、流体制御器を両側から挟むように取り付けられて互いに結合可能とされており、断熱部材は、筒状の一体品とされていることを特徴とする流体制御器用加熱装置。 - 各伝熱部材は、流体制御器を挟む方向に対して直交する方向の一方からねじ合わされるねじ部材によって結合されることを特徴とする請求項1の流体制御器用加熱装置。
- 断熱部材は、可撓性を有する帯状シートがヒータユニットに巻き付けられることで筒状とされたものであることを特徴とする請求項1または2の流体制御器用加熱装置。
- 流量制御器と、流量制御器の一側に設けられた開閉弁と、流量制御器および開閉弁を支持する複数の通路ブロックと、複数の通路ブロックを支持する支持部材と、開閉弁の加熱装置とを備えており、開閉弁の加熱装置が請求項1から3までのいずれかに記載の流体制御器用加熱装置とされていることを特徴とする流体制御装置。
- 開閉弁を支持する通路ブロックの流量制御器と反対側の端面に、管継手部が設けられており、ヒータユニットは、開閉弁を支持する通路ブロックの側面に当接する突出部分を有していることを特徴とする請求項4の流体制御装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020167027098A KR20160128393A (ko) | 2014-10-29 | 2015-10-22 | 유체 제어기용 가열 장치 및 유체 제어 장치 |
CN201580017817.2A CN106164555A (zh) | 2014-10-29 | 2015-10-22 | 流体控制器用加热装置以及流体控制装置 |
US15/300,387 US10174864B2 (en) | 2014-10-29 | 2015-10-22 | Fluid controller heating apparatus and fluid control apparatus |
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JP2014-219880 | 2014-10-29 | ||
JP2014219880A JP6475950B2 (ja) | 2014-10-29 | 2014-10-29 | 流体制御器用加熱装置および流体制御装置 |
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WO2016068010A1 true WO2016068010A1 (ja) | 2016-05-06 |
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PCT/JP2015/079809 WO2016068010A1 (ja) | 2014-10-29 | 2015-10-22 | 流体制御器用加熱装置および流体制御装置 |
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US (1) | US10174864B2 (ja) |
JP (1) | JP6475950B2 (ja) |
KR (1) | KR20160128393A (ja) |
CN (1) | CN106164555A (ja) |
TW (1) | TWI672459B (ja) |
WO (1) | WO2016068010A1 (ja) |
Cited By (1)
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CN108644466A (zh) * | 2018-05-30 | 2018-10-12 | 江苏安普阀门机械有限公司 | 一种锅炉用保温阀门 |
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US10889389B2 (en) * | 2017-04-26 | 2021-01-12 | Marotta Controls, Inc. | Electronic pressure regulation system with proportional control valve |
JP7333944B2 (ja) * | 2019-06-27 | 2023-08-28 | 株式会社フジキン | 流体制御装置 |
JP7356141B2 (ja) | 2019-12-27 | 2023-10-04 | 株式会社フジキン | 固定ユニットおよび流体制御装置 |
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2014
- 2014-10-29 JP JP2014219880A patent/JP6475950B2/ja active Active
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2015
- 2015-10-22 US US15/300,387 patent/US10174864B2/en active Active
- 2015-10-22 CN CN201580017817.2A patent/CN106164555A/zh active Pending
- 2015-10-22 KR KR1020167027098A patent/KR20160128393A/ko not_active Application Discontinuation
- 2015-10-22 WO PCT/JP2015/079809 patent/WO2016068010A1/ja active Application Filing
- 2015-10-28 TW TW104135340A patent/TWI672459B/zh active
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JPH0640594U (ja) * | 1992-10-29 | 1994-05-31 | 株式会社オスカー | 配管用断熱被覆材 |
JPH10299943A (ja) * | 1997-04-21 | 1998-11-13 | Fujikin:Kk | 流体制御器用加熱装置 |
JP2005098347A (ja) * | 2003-09-24 | 2005-04-14 | Fujikin Inc | 流体制御器の加熱方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108644466A (zh) * | 2018-05-30 | 2018-10-12 | 江苏安普阀门机械有限公司 | 一种锅炉用保温阀门 |
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US20170184220A1 (en) | 2017-06-29 |
CN106164555A (zh) | 2016-11-23 |
JP6475950B2 (ja) | 2019-02-27 |
KR20160128393A (ko) | 2016-11-07 |
TWI672459B (zh) | 2019-09-21 |
TW201623849A (zh) | 2016-07-01 |
JP2016084917A (ja) | 2016-05-19 |
US10174864B2 (en) | 2019-01-08 |
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