WO2011070655A1 - Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle - Google Patents

Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle Download PDF

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Publication number
WO2011070655A1
WO2011070655A1 PCT/JP2009/070582 JP2009070582W WO2011070655A1 WO 2011070655 A1 WO2011070655 A1 WO 2011070655A1 JP 2009070582 W JP2009070582 W JP 2009070582W WO 2011070655 A1 WO2011070655 A1 WO 2011070655A1
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WO
WIPO (PCT)
Prior art keywords
joint
pressure
flange portion
cap member
female
Prior art date
Application number
PCT/JP2009/070582
Other languages
English (en)
Japanese (ja)
Inventor
壮英 本藤
和博 泉屋
Original Assignee
株式会社 鷺宮製作所
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 株式会社 鷺宮製作所 filed Critical 株式会社 鷺宮製作所
Priority to PCT/JP2009/070582 priority Critical patent/WO2011070655A1/fr
Priority to CN200980162378.9A priority patent/CN102639979B/zh
Priority to EP09852051.3A priority patent/EP2511684A4/fr
Priority to JP2011545014A priority patent/JP5155459B2/ja
Publication of WO2011070655A1 publication Critical patent/WO2011070655A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/14—Housings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/26—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/26—Details
    • H01H35/30—Means for transmitting pressure to pressure-responsive operating part, e.g. by capsule and capillary tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm

Definitions

  • the present invention relates to a female threaded joint for fluid such as a pressure switch that outputs an on / off signal corresponding to a change in pressure of a fluid such as a refrigerant in a refrigeration cycle, and a pressure sensor that detects the pressure of the fluid and outputs a pressure signal.
  • the present invention relates to a pressure-sensitive device for obtaining information according to the pressure of the fluid, and relates to a connection structure between the pressure detection unit and the female screw joint.
  • the pressure switch includes a joint 10 connected to a pipe through which a fluid to be detected flows, a pressure detection unit 20, a switch unit 6, a crimping plate 7, and a resin case 8.
  • the pressure detection unit 20 includes a cap member 20a connected to the joint 10, a disk 20b that forms a pressure vessel together with the cap member 20a, and a washer-like stopper 20c that restricts deformation of the disk 20b by a predetermined amount or more. It is configured.
  • the switch unit 6 includes a guide 61 having a shaft hole 61 a formed at the center, a shaft 62 fitted into the shaft hole 61 a of the guide 61, and a cylindrical terminal block 63 fitted around the guide 61. is doing.
  • the outer circumferences of the cap member 20a, the disk 20b, and the stopper 20c are fixed to the end of the terminal block 63 by caulking plates 7 by caulking.
  • a C terminal 64 and an L terminal 65 are fixed to the terminal block 63.
  • a contact plate 64a is attached to the C terminal 64, a C contact 64b is attached to the contact plate 64a, and an L contact 65a is attached to the L terminal 65.
  • a lead wire 641 is connected to the C terminal 64, and a lead wire 651 is connected to the L terminal 65. The lead wires 641 and 651 are drawn out from the case 8 to the outside.
  • the fluid is introduced into the pressure vessel constituted by the cap member 20a and the disc 20b through the introduction path 10a of the joint 10, and the disc 20b is deformed according to the pressure of the fluid, and the shaft 62 is deformed. Press.
  • the pressure reaches a preset pressure
  • the C contact 64b contacts the L contact 65a in conjunction with the shaft 62, and the switch is turned on. Thereby, it can be detected that the pressure of the fluid has reached the set pressure.
  • the joint 10 is made of brass (made of brass)
  • the cap member 20a is made of stainless steel (made of SUS)
  • the joint 10 and the cap member 20a are joined by brazing.
  • a pressure switch in which a joint and a cap member are joined by brazing is disclosed in, for example, Japanese Patent Application Laid-Open No. 2002-55012 (Patent Document 1).
  • Japanese Patent Application Laid-Open No. 9-120762 Patent Document 2 discloses that a mounting part 112 corresponding to a joint is airtightly attached to a disk housing 92 corresponding to a cap member.
  • this patent document 2 does not describe a specific attachment method.
  • the joint and the cap member are brazed by burner brazing and in-furnace brazing. For this reason, it is necessary to perform pickling in order to remove flux and burn. Pickling is not preferable from the viewpoint of environmental protection and pollution prevention.
  • an in-process part is formed by joining the joint 10 and the cap member 20a by brazing, and thereafter, the in-process part is combined with a disk 20b and a stopper 20c to perform plasma welding. By doing so, the pressure detector 20 is manufactured.
  • the pressure detection unit 20 is assembled with the switch unit 6.
  • the present invention relates to a pressure-sensitive device for obtaining information according to the pressure of a fluid, in which a female screw joint is assembled to a cap member without brazing to solve the problem of brazing, and the cap is connected to piping. It is an object of the present invention to reliably keep the airtightness from the member to the pipe and to prevent the lead wire from being twisted or the main body from being damaged without rotating the main body when the pressure sensitive device is attached to the pipe.
  • connection structure of the female threaded joint of the pressure sensitive apparatus of Claim 1 and a pressure detection part is the metal female threaded joint connected to the male threaded joint of the piping side through which the fluid of pressure detection object flows, and this female threaded joint
  • a screw hole into which the screw joint is screwed, a cylindrical hole having a smaller diameter than the screw hole, and an inclined surface having a diameter wider on the screw hole side are formed on the entire circumference between the screw hole and the cylindrical hole.
  • the outer surface is an intermediate joint made of the same metal material as that of the cap member, and the diameter increases from the entire circumference of the cylindrical portion that matches the cylindrical hole of the female screw joint and the end of the cylindrical portion on the screw hole side.
  • an inclined flange part formed so as to be inclined
  • An intermediate joint is provided, the cylindrical portion of the intermediate joint is inserted into the cylindrical hole from the screw hole side of the female screw joint, and the inclined flange portion of the intermediate joint is inserted into the inclined surface of the female screw joint.
  • the end of the cylindrical portion of the intermediate joint is joined to the cap member by welding, and the male screw joint is screwed into a screw hole of the female screw joint, and the end of the male screw joint is By pressing the inclined flange portion, the space between the inclined flange portion and the inclined surface is sealed.
  • connection structure between the female threaded joint of the pressure sensitive device according to claim 2 and the pressure sensing part is a connection structure between the pressure sensing part of the pressure sensitive device according to claim 1 and the female threaded joint, wherein the female threaded joint
  • the inclined surface is an arc surface bulging toward the inclined flange portion.
  • connection structure between the female threaded joint of the pressure sensitive device according to claim 3 and the pressure sensing part is a connection structure between the pressure sensing part of the pressure sensitive device according to claim 1 and the female threaded joint.
  • a copper sheet material is interposed between the inclined flange portion and the male screw joint.
  • connection structure between the female threaded joint and the pressure detection unit of the pressure sensitive device according to claim 4 is a connection structure between the pressure detection unit and the female threaded joint of the pressure sensitive device according to claim 1, wherein the intermediate joint is
  • the clad member is formed by laminating an outer first layer made of the same metal material as the cap member and an inner second layer made of a copper material.
  • connection structure between the female threaded joint of the pressure sensitive device according to claim 5 and the pressure sensing part is a connection structure between the pressure sensing part of the pressure sensitive device according to claim 1 and the female threaded joint.
  • a plurality of concentric grooves concentric with the inclined flange portion are formed on the inner surface of the inclined flange portion.
  • the intermediate joint and the cap member are connected by irradiating a laser beam between the intermediate joint and the cap member. Can be easily welded. Therefore, the pickling process is not required. Further, since the intermediate joint and the cap member can be made of SUS material, it is possible to prevent the adhesion of fumes and the generation of voids due to evaporation of zinc or the like, and the finish of the joined portion is improved.
  • this female threaded joint is connected to the male threaded joint and the pressure detection part. It can rotate freely. Therefore, only the female threaded joint can be rotated and fastened to the male threaded joint without rotating the pressure detecting part, and the lead wire of the pressure detecting part and the main body can be prevented from being kinked.
  • brazing since brazing is not performed, the influence of heat on other parts can be reduced, and a pressure detection unit having a cap member is assembled first, and a female threaded joint is interposed later on this cap member. Since the joint can be joined, an intermediate stock item called an in-process part in which the female thread joint and the cap member are joined is unnecessary.
  • the inclined surface of the female threaded joint is bulged to the inclined flange part side. Therefore, when the inclined flange portion is pressed at the end of the male threaded joint, when the inclined surface comes into contact with the inclined flange portion, the circle portion on the circumference of the inclined surface comes into contact with the circle first. Since the contact portion between the inclined surface and the inclined flange portion spreads from the position, the adhesion between the inclined flange portion and the inclined surface is improved.
  • the copper sheet material is provided between the inclined flange part of the intermediate joint and the male threaded joint. Therefore, when the female screw joint is fastened to the male screw joint, the adhesion between the inclined flange portion and the male screw joint is improved by plastic deformation of the copper sheet material.
  • connection structure of the female threaded joint of the pressure sensitive device of claim 4 and the pressure detection unit in addition to the effect of the first aspect, when the female threaded joint is fastened to the male threaded joint, it is a copper material of the intermediate joint. Due to plastic deformation of the inner second layer, the adhesion between the inclined flange portion and the male screw joint is improved.
  • connection structure of the female threaded joint of the pressure sensitive device of claim 5 and the pressure detector in addition to the effect of claim 1, a plurality of concentric grooves are formed inside the inclined flange portion of the intermediate joint. Therefore, since the inclined flange portion and the male screw joint are joined at a plurality of locations by a plurality of concentric portions on both sides of the plurality of grooves, the adhesion between the inclined flange portion and the male screw joint is improved.
  • FIG. 1 is a longitudinal sectional view of a pressure switch according to the first embodiment
  • FIG. 2 is an enlarged sectional view of a main part of the pressure switch
  • FIG. 3 is a longitudinal sectional view showing a state in which the pressure switch is attached to a male threaded joint on a pipe side
  • FIG. 4 is an external view of the pressure switch. It should be noted that the same elements as those in FIG. 13 described above and the corresponding elements are denoted by the same reference numerals, and detailed description thereof is omitted.
  • the intermediate joint 3 is provided between the female thread joint 1 and the cap member 21 of the pressure detector 2.
  • the pressure detector 2, the cap member 21, the disk 22 and the stopper 23 have the same structure and function as the pressure detector 20, the cap member 20a, the disk 20b and the stopper 20c in FIG. 13, but are made of stainless steel (made of SUS). ) Has a flat portion 21A, and is different in that a connection hole 21a is formed in the flat portion 21A. Further, the cap member 21 is welded to the intermediate joint 3 by a laser.
  • the female threaded joint 1 is made of brass (made of brass), a screw hole 11 into which a male threaded joint 5 on the piping side (see FIGS. 2 and 3) is screwed, a cylindrical hole 12 having a diameter smaller than the screw hole 11, and a screw.
  • a substantially mortar-shaped inclined surface 13 whose diameter increases from the cylindrical hole 12 side to the screw hole 11 side is formed.
  • the inclined surface 13 is an arc surface that slightly bulges toward the intermediate joint 3 side.
  • a female screw portion 11 a for connecting to the male screw joint 5 on the piping side is formed inside the screw hole 11.
  • the intermediate joint 3 is a cup-shaped member made of stainless steel (metal material), which is the same as the cap member 21 of the pressure detection unit 2, and a cylindrical part 31 having a cylindrical shape matching the cylindrical hole 12 of the female threaded joint 1, and this cylinder It has a trumpet-shaped inclined flange portion 32 formed so as to be inclined from the entire circumference of the end portion of the portion 31 on the screw hole 11 side.
  • the generatrix of the conical surface that is the side surface of the inclined flange portion 32 is formed so as to be parallel to the generatrix of the conical surface of the female threaded joint 1 from which the bulging portion of the inclined surface 13 is eliminated. These buses form an angle of about 45 ° with respect to the central axis L.
  • a connection hole 31 a connected to the connection hole 21 a of the cap member 21 is formed at the center of the flat portion 31 ⁇ / b> A of the cylindrical portion 31.
  • the intermediate joint 3 is formed by pressing a stainless steel plate.
  • the insect pressing member 4 is fitted in the cylindrical portion 31 of the intermediate joint 3.
  • This insect pressing member 4 is a member formed by cutting or the like, and protrudes toward the screw hole 11 side of the female screw joint 1 at the center of the support portion 41 that contacts the inner periphery of the cylindrical portion 31 and the support portion 41. And a projecting portion 42. Further, a U-shaped cut groove 41 a communicating with the connection hole 31 a of the intermediate joint 3 is formed in the support portion 41. The screw hole 11 and the connection hole 31a of the female threaded joint 1 are communicated with each other through a kerf 41a.
  • An example of the manufacturing process of the pressure switch of this embodiment is as follows. First, the cap member 21, the disk 22, and the stopper 23 are assembled, and the surroundings are plasma-welded to form the pressure detection unit 2. A predetermined pressure adjustment is performed in the state of the pressure detector 2. Next, the cylindrical portion 31 of the intermediate joint 3 is fitted into the cylindrical hole 12 of the female screw joint 1 from the screw hole 11 side, and the flat portion 31A of the cylindrical portion 31 is replaced with the flat portion of the cap member 21 of the adjusted pressure detection unit 2. The periphery of the boundary between the cylindrical portion 31 and the cap member 21 is joined by laser welding. Thereafter, the pressure detection unit 2 is applied to the switch unit 6 via the O-ring 8 and is fixed to the end portion (switch unit 6) of the terminal block 63 by the crimping plate 7 by crimping.
  • the inclined flange portion 32 of the intermediate joint 3 faces the inclined surface 13 of the female threaded joint 1.
  • the male threaded joint 5 on the piping side is connected to the female threaded joint 1.
  • the male threaded joint 5 is formed with a male threaded part 51a around the tubular part 51.
  • the male threaded joint 5 has a check valve portion 52 in the tubular portion 51. This check valve portion 52 prevents fluid from flowing out when not connected, and the insect pin 52 a is pushed by the protrusion 42 of the insect pushing member 4, so that the male threaded joint 5 (piping) and the inner joint 3 are located inside. And conduct.
  • the inclined surface 13 is an arc surface bulging toward the inclined flange portion 32
  • the inclined flange portion 32 is pressed from the inside by the conical surface 5 a at the end of the male screw joint 5, and the inclined surface 13 is
  • the circular portion at the apex of the bulging portion on the circumference of the inclined surface 13 first contacts the inclined flange portion 32, and the inclined surface 13 and the inclined flange portion from the position of the circle.
  • the contact part with 32 spreads. Therefore, the adhesion between the inclined surface 13 and the inclined flange portion 32 is improved.
  • the intermediate joint 3 is merely fitted to the female threaded joint 1, and the female threaded joint 1 is connected to the intermediate joint 3. It is freely rotatable around the central axis P. Therefore, when the female threaded joint 1 is screwed to the male threaded joint 5, only the female threaded joint 1 needs to be rotated, so that the pressure detecting unit 2 or the like is not damaged during this connection work. The lead wires 641 and 651 are not twisted.
  • the intermediate joint 3 interposing the female threaded joint 1 can be retrofitted by welding, the pressure detection unit 2 and the switch unit 6 can be adjusted in advance, and the degree of freedom during manufacturing is increased.
  • Zinc may be deposited on the inner surface of the inclined flange portion 32 of the intermediate joint 3. Copper plating may be applied to the inner surface of the inclined flange portion 32 of the intermediate joint 3. A fluororesin or fluororubber may be dipped on the inner surface of the inclined flange portion 32 of the intermediate joint 3.
  • FIG. 5 is a diagram showing a further configuration for improving the adhesion between the intermediate joint 3 and the male threaded joint 5.
  • the copper sheet material 33 may be interposed inside the inclined flange portion 32 of the intermediate joint 3 (between the inclined flange portion 32 and the male screw joint 5).
  • the intermediate joint 3 is a clad material in which the first stainless steel layer 34 (outer layer) same as the cap member 21 and the inner second layer 35 made of a copper material are laminated. You may comprise.
  • a plurality of concentric grooves 36 and 37 may be formed on the inner surface of the inclined flange portion 32 of the intermediate joint 3 so as to be concentric with the inclined flange portion 32.
  • the inclined flange portion 32 and the male screw joint 5 are joined at a plurality of locations by a portion inside the groove 36, a portion between the groove 36 and the groove 27, and a portion outside the groove 37. Adhesion between the inclined flange portion 32 and the male threaded joint 5 is improved.
  • an O-ring 38 concentric with the inclined flange portion 32 is provided inside the inclined flange portion 32 of the intermediate joint 3 (between the inclined flange portion 32 and the male screw joint 5).
  • FIG. 5 (E) as a modified example of FIG. 5 (A), a copper sheet material 33 ′ having no fitting portion in the cylindrical portion 31 is interposed only inside the inclined flange portion 32. Also good. This also improves the adhesion between the inclined flange portion 32 and the male screw joint 5.
  • the pressure switch has been described as an example of the pressure sensitive device.
  • the present invention may be applied to a pressure sensor as the pressure sensitive device.
  • elements similar to those in FIG. 1 and corresponding elements are denoted by the same reference numerals, and detailed description thereof is omitted.
  • the pressure detection unit 2 of the pressure sensor of the second embodiment also includes a cap member 21 fixed to the case 8 by a caulking plate 7, and the intermediate joint 3 is welded to the cap member 21 as in the first embodiment. Thus, the female threaded joint 1 is attached.
  • the pressure sensor senses the pressure of the fluid in the cap member 21 by the sensor element 66, and outputs a sensor signal corresponding to the pressure to the outside via the terminal 67 and a lead wire (not shown). Also in the pressure sensor of the second embodiment, the operations of the intermediate joint 3 and the female thread joint 1 are the same as those of the first embodiment.
  • FIGS. 10 (B) to 10 (D) are diagrams showing various examples of the insect pressing member. 7 and 8 are the same type as in the first and second embodiments, or a type that fits into d as shown in FIGS. 10 (B) to 10 (D).
  • the thing of FIG. 9 is a type pushed (press-fit) in the connection hole 31a of the intermediate joint 3, as shown in FIG.
  • FIG. 7 is a press type formed by pressing a sheet metal, and is attached as shown in FIGS. 10B and 10C, for example.
  • 8A is a resin-molded type and is attached as shown in FIG. 10D, for example.
  • FIG. 8 (B) is a coil-shaped type.
  • 8 (C) to (F) are formed by cutting, and
  • FIG. 8 (C) is the insect pressing member of the first and second embodiments.
  • Each insect pressing member is formed with a through hole, a notch or the like so as not to prevent conduction between the cap member 21 and the screw hole 11 of the female screw joint 1.
  • the male threaded joint on the piping side is a type that does not have a check valve portion, the insect pressing member is naturally not necessary.
  • FIG. 11 is an enlarged cross-sectional view of the main part of the third embodiment
  • FIG. 12 is an enlarged cross-sectional view of the main part of the fourth embodiment, which shows another example of the connection portion between the intermediate joint 3 and the cap member 21, respectively.
  • elements similar to those in FIG. 2 and corresponding elements are denoted by the same reference numerals, and detailed description thereof is omitted.
  • the flat portion is eliminated from the cylindrical portion 31 of the intermediate joint 3, the small edge portion 31 ⁇ / b> B of the cylindrical portion 31 is brought into contact with the flat portion 21 ⁇ / b> A of the cap member 21, and the periphery of the small edge portion 31 ⁇ / b> B is laser-welded. Are joined together.
  • FIG. 11 is an enlarged cross-sectional view of the main part of the third embodiment
  • FIG. 12 is an enlarged cross-sectional view of the main part of the fourth embodiment, which shows another example of the connection portion between the intermediate joint 3 and the cap member 21, respectively.
  • an opening 21a that matches the outer periphery of the cylindrical portion 31 is formed in the flat portion 21A of the cap member 21, and the end of the cylindrical portion 31 is fitted into the opening 21a. And the circumference
  • surroundings of the opening part 21a are joined by laser welding.
  • the structures of the third and fourth embodiments can also be applied to pressure switches and pressure sensors as in the first and second embodiments.
  • the example of the pressure switch or the pressure sensor has been described as the pressure sensitive device.
  • the cap member is provided to detect the pressure of the fluid, and the fluid is introduced into the cap member via the female screw joint. It goes without saying that the present invention can be applied to such a device.
  • the case where at least the cap member side of the cap member and the intermediate joint is made of stainless steel has been described.
  • the present invention is not limited to this, and the present invention is applicable as long as the cap member and the intermediate joint are the same metal member. It can be set as a connection structure.

Abstract

L'invention porte sur un dispositif sensible à la pression, configuré de telle sorte que la pression de fluide est détectée par une section de détection de pression (2) par introduction du fluide à travers un accouplement fileté femelle (1) dans un récipient de pression qui comprend un élément capuchon (21), l'accouplement fileté femelle (1) et l'élément capuchon (21) étant reliés de façon fiable entre eux sans brasage, et le procédé de production étant simplifié, de façon à réduire le stock intermédiaire de produits qui sont traités. Un accouplement intermédiaire en acier inoxydable (3) est disposé entre l'accouplement fileté femelle en laiton (1) et l'élément capuchon en acier inoxydable (21). Une surface inclinée (13) est formée entre le trou fileté (11) et un trou cylindrique (12) de l'accouplement fileté femelle (1). Une section cylindrique (31) de l'accouplement intermédiaire (3) est disposée dans le trou cylindrique (12) de l'accouplement fileté femelle (1), et la périphérie de la section de contact entre une section plate (31A) de la section cylindrique (31) et une section plate (21A) de l'élément capuchon (21) est soudée par laser. Une section de rebord inclinée (32) de l'accouplement intermédiaire (3) est pressée contre la surface inclinée (13) à l'aide d'un accouplement fileté mâle (5) (figure 3) sur le côté tubulure de façon à amener en contact étroit entre elles la surface inclinée (13) et la section de rebord inclinée (32) de l'accouplement intermédiaire (3).
PCT/JP2009/070582 2009-12-09 2009-12-09 Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle WO2011070655A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2009/070582 WO2011070655A1 (fr) 2009-12-09 2009-12-09 Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle
CN200980162378.9A CN102639979B (zh) 2009-12-09 2009-12-09 压力感应装置的压力检测部与阴螺纹接头的连接结构
EP09852051.3A EP2511684A4 (fr) 2009-12-09 2009-12-09 Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle
JP2011545014A JP5155459B2 (ja) 2009-12-09 2009-12-09 圧力感応装置の圧力検知部と雌ネジ継手との接続構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/070582 WO2011070655A1 (fr) 2009-12-09 2009-12-09 Structure pour une liaison entre une section de détection de pression d'un dispositif sensible à la pression et un accouplement fileté femelle

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WO2011070655A1 true WO2011070655A1 (fr) 2011-06-16

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JP (1) JP5155459B2 (fr)
CN (1) CN102639979B (fr)
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JP2014121721A (ja) * 2012-12-21 2014-07-03 Saginomiya Seisakusho Inc 冷媒回路構成部品における接合構造、及び冷媒回路構成部品における接合方法
JP2017134018A (ja) * 2016-01-29 2017-08-03 株式会社鷺宮製作所 冷媒回路構成部品
CN113223893A (zh) * 2021-05-18 2021-08-06 西安航天动力研究所 一种耐高温膜盒式压力开关

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JP5763620B2 (ja) * 2010-03-30 2015-08-12 株式会社鷺宮製作所 圧力感応装置及び圧力感応装置の継手溶接方法
FR3075358B1 (fr) * 2017-12-14 2020-10-09 Coutier Moulage Gen Ind Dispositif de mesure d'un parametre physique d'un fluide d'un circuit de vehicule automobile
RU191636U1 (ru) * 2019-06-24 2019-08-14 Общество с ограниченной ответственностью Производственное объединение Пензенский завод "Электромехизмерение" Датчик давления
US20220279664A1 (en) * 2019-12-12 2022-09-01 Mitsubishi Electric Corporation Electronic device housing

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JP5155459B2 (ja) 2013-03-06
JPWO2011070655A1 (ja) 2013-04-22
EP2511684A4 (fr) 2017-08-30
EP2511684A1 (fr) 2012-10-17
CN102639979B (zh) 2014-12-17

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