DE20305869U1 - Pressure transducer has metal housing to support sensor - Google Patents

Pressure transducer has metal housing to support sensor

Info

Publication number
DE20305869U1
DE20305869U1 DE20305869U DE20305869U DE20305869U1 DE 20305869 U1 DE20305869 U1 DE 20305869U1 DE 20305869 U DE20305869 U DE 20305869U DE 20305869 U DE20305869 U DE 20305869U DE 20305869 U1 DE20305869 U1 DE 20305869U1
Authority
DE
Germany
Prior art keywords
diaphragm seal
pressure
insert
recess
chamber
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.)
Expired - Lifetime
Application number
DE20305869U
Other languages
German (de)
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.)
Endress and Hauser SE and Co KG
Original Assignee
Endress and Hauser SE and Co KG
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 Endress and Hauser SE and Co KG filed Critical Endress and Hauser SE and Co KG
Priority to DE20305869U priority Critical patent/DE20305869U1/en
Publication of DE20305869U1 publication Critical patent/DE20305869U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G01L19/14—Housings
    • G01L19/142—Multiple part housings
    • 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
    • G01L19/0038—Fluidic connecting means being part of the housing
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0618—Overload protection
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0663—Flame protection; Flame barriers

Abstract

A pressure transducer has a metal housing (1) with a top shaped cavity (5) containing a pressure sensor (9) and pressure connection (21) to the pressure regulator (11) welded (29) into the housing to make a chamber (27) with curved sides (31).

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (6)

1. Druckmeßumformer mit
  • - einem metallischen Sensorgehäuse (1),
  • - einem in einer topfförmigen Ausnehmung (5) im Sensorgehäuse (1) angeordneten Einsatz (7),
  • - in dem ein Drucksensor (9) und ein dem Drucksensor (9) vorgeschalteter Druckmittler (11) angeordnet sind, und
  • - einem Prozeßanschluß (21),
  • - durch den hindurch ein zu messender Druck (p) dem Druckmittler (11) zuführbar ist,
  • - der mit dem Sensorgehäuse (1) durch eine Schweißung (29) verbunden ist, wobei
  • - das Sensorgehäuse (1) und der Prozeßanschluß (21) an deren einander zugewandten Enden Ausnehmungen (23, 25) aufweisen, die zusammen eine Kammer (27) bilden, und
  • - die Kammer (27) im Bereich der Schweißung (29) eine gekrümmte Mantelfläche (31) aufweist.
1. Pressure transmitter with
  • - a metallic sensor housing ( 1 ),
  • - an insert ( 7 ) arranged in a cup-shaped recess ( 5 ) in the sensor housing ( 1 ),
  • - In which a pressure sensor ( 9 ) and a pressure sensor ( 9 ) upstream diaphragm seal ( 11 ) are arranged, and
  • - a process connection ( 21 ),
  • - Through which a pressure (p) to be measured can be fed to the diaphragm seal ( 11 ),
  • - Which is connected to the sensor housing ( 1 ) by a weld ( 29 ), wherein
  • - The sensor housing ( 1 ) and the process connection ( 21 ) at their mutually facing ends have recesses ( 23 , 25 ) which together form a chamber ( 27 ), and
  • - The chamber ( 27 ) in the area of the weld ( 29 ) has a curved outer surface ( 31 ).
2. Druckmeßumformer nach Anspruch 1, bei dem der Einsatz (7) in die Kammer (27) hinein ragt und der Druckmittler (11) in der Kammer (27) von einer Trennmembran (19) abgeschlossen ist.2. Pressure transmitter according to claim 1, wherein the insert ( 7 ) protrudes into the chamber ( 27 ) and the diaphragm seal ( 11 ) in the chamber ( 27 ) is closed by a separating membrane ( 19 ). 3. Druckmeßumformer nach Anspruch 2, bei dem die Trennmembran (19) in einer Ebene liegt, die gegenüber einer Ebene, in der sich die Schweißung (29) befindet, versetzt ist. 3. Pressure transducer according to claim 2, wherein the separating membrane ( 19 ) lies in a plane which is offset from a plane in which the weld ( 29 ) is located. 4. Druckmeßumformer nach Anspruch 1, bei dem
  • - die topfförmige Ausnehmung (5) von einem Boden (3) abgeschlossen ist, der mit einer abgerundeten Mantelfläche (33) an einen zylindrischen Abschnitt (35) der Ausnehmung (5) angrenzt, und
  • - der Einsatz (7) mit einer formgleichen abgerundeten Mantelfläche an der Mantelfläche (33) der Ausnehmung (5) anliegt.
4. Pressure transmitter according to claim 1, in which
  • - The cup-shaped recess ( 5 ) is closed off by a base ( 3 ) which is adjacent to a cylindrical section ( 35 ) of the recess ( 5 ) with a rounded outer surface ( 33 ), and
  • - The insert ( 7 ) with an identical rounded outer surface rests on the outer surface ( 33 ) of the recess ( 5 ).
5. Druckmeßumformer nach Anspruch 1, bei dem der Einsatz (7) paßgenau in die Ausnehmung (5) eingesetzt ist, und ein zwischen dem Einsatz (7) und der Ausnehmung (5) bestehender Spalt als Flammendurchschlagsperre dient.5. Pressure transmitter according to claim 1, in which the insert ( 7 ) is inserted with a precise fit in the recess ( 5 ), and an existing gap between the insert ( 7 ) and the recess ( 5 ) serves as a flame arrestor. 6. Druckmeßumformer nach Anspruch 1, bei dem
  • - der Druckmittler (11) einen Druckmittlerkanal (15) aufweist,
  • - der vom Drucksensor (9) zur Trennmembran (19) führt,
  • - in dem Druckmittlerkanal (15) ein Füllstift (20) vorgesehen ist, und
  • - ein zwischen dem Druckmittlerkanal (15) und dem Füllstift (20) bestehender Spalt als Flammendurchschlagsperre dient.
6. Pressure transmitter according to claim 1, in which
  • - The diaphragm seal ( 11 ) has a diaphragm seal channel ( 15 ),
  • - Which leads from the pressure sensor ( 9 ) to the separating membrane ( 19 ),
  • - A filler pin ( 20 ) is provided in the diaphragm seal channel ( 15 ), and
  • - An existing between the diaphragm seal ( 15 ) and the filler pin ( 20 ) serves as a flame arrestor.
DE20305869U 2003-04-10 2003-04-10 Pressure transducer has metal housing to support sensor Expired - Lifetime DE20305869U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20305869U DE20305869U1 (en) 2003-04-10 2003-04-10 Pressure transducer has metal housing to support sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20305869U DE20305869U1 (en) 2003-04-10 2003-04-10 Pressure transducer has metal housing to support sensor

Publications (1)

Publication Number Publication Date
DE20305869U1 true DE20305869U1 (en) 2003-06-18

Family

ID=7981462

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20305869U Expired - Lifetime DE20305869U1 (en) 2003-04-10 2003-04-10 Pressure transducer has metal housing to support sensor

Country Status (1)

Country Link
DE (1) DE20305869U1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10341659A1 (en) * 2003-09-08 2005-04-07 Endress + Hauser Gmbh + Co. Kg Pressure signal transmission device has connection to pressure vessel leading to chamber with membrane and pressure fluid connected to pressure sensing instrument
DE102004051219A1 (en) * 2004-10-20 2006-05-04 Endress + Hauser Gmbh + Co. Kg Pressure measurement sensor has a partition membrane between two chambers with a counter-support being arranged on the side of the membrane away from the sensor to limit its movement in this direction
DE102006040545A1 (en) * 2006-08-30 2008-03-27 Endress + Hauser Gmbh + Co. Kg Pressure sensor, has front surfaces with recesses for designing pressure chamber between front surfaces, and filling body arranged in pressure chamber during production of welded joint, in order to minimize free volume of pressure chamber
DE102007056844A1 (en) 2007-11-23 2009-06-10 Endress + Hauser Gmbh + Co. Kg Membrane bed for pressure transmission device of e.g. differential pressure transducer, has surface with spiral outline that serves as embossing pattern for flexible metallic and embossed membranes, where outline is obtained by die sinking
EP3193148A1 (en) * 2016-08-18 2017-07-19 Siemens Aktiengesellschaft Pressure sensor
DE102017129792A1 (en) 2017-12-13 2019-06-13 Endress+Hauser SE+Co. KG Modular construction kit for the production of pressure transducers
DE102021122032A1 (en) 2021-08-25 2023-03-02 Endress+Hauser SE+Co. KG pressure transducer
WO2023110309A1 (en) * 2021-12-15 2023-06-22 Endress+Hauser SE+Co. KG Pressure gauge and differential pressure gauge

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10341659A1 (en) * 2003-09-08 2005-04-07 Endress + Hauser Gmbh + Co. Kg Pressure signal transmission device has connection to pressure vessel leading to chamber with membrane and pressure fluid connected to pressure sensing instrument
DE102004051219A1 (en) * 2004-10-20 2006-05-04 Endress + Hauser Gmbh + Co. Kg Pressure measurement sensor has a partition membrane between two chambers with a counter-support being arranged on the side of the membrane away from the sensor to limit its movement in this direction
DE102004051219B4 (en) * 2004-10-20 2013-03-14 Endress + Hauser Gmbh + Co. Kg pressure transducers
DE102006040545A1 (en) * 2006-08-30 2008-03-27 Endress + Hauser Gmbh + Co. Kg Pressure sensor, has front surfaces with recesses for designing pressure chamber between front surfaces, and filling body arranged in pressure chamber during production of welded joint, in order to minimize free volume of pressure chamber
DE102006040545B4 (en) * 2006-08-30 2009-10-15 Endress + Hauser Gmbh + Co. Kg Pressure transducer with diaphragm seal
DE102007056844A1 (en) 2007-11-23 2009-06-10 Endress + Hauser Gmbh + Co. Kg Membrane bed for pressure transmission device of e.g. differential pressure transducer, has surface with spiral outline that serves as embossing pattern for flexible metallic and embossed membranes, where outline is obtained by die sinking
EP3193148A1 (en) * 2016-08-18 2017-07-19 Siemens Aktiengesellschaft Pressure sensor
DE102017129792A1 (en) 2017-12-13 2019-06-13 Endress+Hauser SE+Co. KG Modular construction kit for the production of pressure transducers
WO2019115111A1 (en) 2017-12-13 2019-06-20 Endress+Hauser SE+Co. KG Modular kit for producing pressure sensors
DE102021122032A1 (en) 2021-08-25 2023-03-02 Endress+Hauser SE+Co. KG pressure transducer
WO2023110309A1 (en) * 2021-12-15 2023-06-22 Endress+Hauser SE+Co. KG Pressure gauge and differential pressure gauge

Similar Documents

Publication Publication Date Title
DE3804344C1 (en)
DE20305869U1 (en) Pressure transducer has metal housing to support sensor
DE10319417A1 (en) Pressure sensor with temperature compensation
EP3067182B1 (en) Mini-autoclave device for the preparation of plastic composite materials
DE2918339A1 (en) GLASS-METAL CLOSURE FOR THE CONNECTION CONTACT OF AN ELECTROCHEMICAL ELEMENT AND METHOD OF MANUFACTURING
DE10102355B4 (en) Method and device for producing a pressure detecting device
CH394637A (en) Method of manufacturing a piezoelectric transducer
WO2004047209A3 (en) Method for forming a separator plate for a fuel cell, and separator plate
WO1988009490A3 (en) Floating diaphragm apparatus
DE102008048147A1 (en) Fluid passage structure and manufacturing method thereof
EP2511685B1 (en) Measuring cell with a housing for holding a sensor, in particular a pressure transducer
EP0588823A1 (en) Sealing valve for apertures in containers.
DE19509250C1 (en) Method of manufacturing a pressure sensor
EP1281958B1 (en) Arrangement to attach a sensor
DE3600282A1 (en) PRESS FOR SHAPING A PLATE-SHAPED BLANK BY MEANS OF A LIQUID PRESSURE
US20150122101A1 (en) Trough-form fine blanking device
DE10053979A1 (en) Electrochemical sensor, for measurements during chemical/biological processes, has tubular glass housing with inner chamber for electrode and concentric outer chamber with reference electrode
DE1234372B (en) Method and device for the production of flexible membranes or membrane coatings from polytetrafluoroethylene
DE2537510C3 (en) Two-part overpressure valve
EP3097303A1 (en) Conical screw connection for a fuel line
DE10336914A1 (en) Diaphragm Seals
DE202008013842U1 (en) Membrane-type miniature manometer with a plastic pin core
DE2750419A1 (en) miniature switch operated by pressure medium - has corrugated diaphragm tightly sealed to case and directly operating contact
DE824708C (en) Diaphragm pressure gauge
DE3414702A1 (en) HOUSING WITH INTEGRATED CLOSED FRONT FOR A PRESSURE GAUGE

Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20030724

R150 Term of protection extended to 6 years

Effective date: 20060504

R151 Term of protection extended to 8 years

Effective date: 20090506

R152 Term of protection extended to 10 years

Effective date: 20110510

R071 Expiry of right
R071 Expiry of right