CN207472339U - Split non-pressurized probe of ultrasonic flowmeter mounting base - Google Patents
Split non-pressurized probe of ultrasonic flowmeter mounting base Download PDFInfo
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- CN207472339U CN207472339U CN201720297434.1U CN201720297434U CN207472339U CN 207472339 U CN207472339 U CN 207472339U CN 201720297434 U CN201720297434 U CN 201720297434U CN 207472339 U CN207472339 U CN 207472339U
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- sealing
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- helicitic texture
- cable architecture
- embraces
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Abstract
The utility model belongs to Ultrasonic Wave Flowmeter field, more particularly to Split non-pressurized probe of ultrasonic flowmeter mounting base, sealing is embraced cable architecture and is connect by helicitic texture section with fixed structure, probe of ultrasonic flowmeter is arranged in fixed structure, cable embraces cable architecture and fixed structure through sealing, sealing, which is embraced, forms the first cavity structure in cable architecture and fixed structure junction, sealing is embraced cable architecture and is connected by helicitic texture Duan Yubiao bodies (table body), sealing embraces and forms the second cavity structure between the outer surface of cable architecture and the inner surface of table body (table body), sealing embraces cable architecture lower part and connects the first cavity structure and the second cavity structure with setting venthole.The beneficial effects of the utility model：Sealing embraces cable architecture and solves the problems, such as high pressure sealing, without pressure-bearing of popping one's head in, avoid probe and bear high pressure harmful effect caused by signal measurement, while also avoid high pressure mechanical damage caused by probe, the application field of ultrasonic probe has been widened, has relieved the application limitation of ultrasonic probe.
Description
Technical field
The utility model belongs to Ultrasonic Wave Flowmeter field more particularly to Split non-pressurized ultrasonic flowmeter is visited
Head mounting base.
Background technology
When ultrasonic flowmeter is propagated in a fluid using ultrasonic signal, fluid generates modulating action to ultrasonic signal,
The flow rate information of fluid is obtained by modulated ultrasonic signal by detecting, so as to fulfill the detection of flow.Have in structure
The features such as contactless, without choked flow part, thus with high certainty of measurement, without crushing, No leakage, bear dirty, pressure-resistant, wear-resistant etc.
Advantage is highly suitable for natural gas high pressure long-distance transport pipes, gas management through quantification, large scale industry gas management through quantification and other
The industry spots such as energy-saving and emission-reduction gas emission measurement.Up to now, including its government's machine of 12 countries such as Britain, Holland, U.S.
Structure has been approved by the legal metering outfit using multichannel Ultrasonic Wave Flowmeter as trade settlement, ultrasonic gas flowmeter
Also become third class high-precision gas flowmeter.Therefore it is of great significance for the research of ultrasonic flowmeter.
Ultrasonic gas flowmeter uses the piezoelectric ceramic ultrasound sensor of encapsulation as ultrasonic probe, by double
Apply ultrasonic vibration production on piezoelectric chip vibrator (being made of two panels piezoelectric ceramics or a piece of piezoelectric ceramics and a golden piece)
The principle of raw electric signal realizes conversion of the non-electrical signal to electric signal.But since domestic voluntarily research and development ultrasonic flow is haggled over
Evening, theoretical research are still insufficient.Under high-tension measurement environment, to probe mechanical mechanism and signal transduction and processing etc. generation
Harmful effect, influence the measurement accuracy and stability of Ultrasonic Wave Flowmeter.
Utility model content
The problem of cannot being used under the working environment of high pressure for ultrasonic probe to be solved, the present invention utilize probe not
The operation principle of bearing structure, eliminates use limitation of the ultrasonic probe under hyperbaric environment, and the utility model provides split
Non-bearing type probe of ultrasonic flowmeter mounting base.
The technical solution of the utility model：Split non-pressurized probe of ultrasonic flowmeter mounting base, including cable, ultrasound
Cable architecture, fixed structure and table body are embraced in wave flowmeter probe, sealing, it is characterised in that the cable connection ultrasonic flowmeter is visited
Head, the sealing are embraced cable architecture and are connect by helicitic texture section with the fixed structure, the probe of ultrasonic flowmeter setting
In the fixed structure, the cable embraces cable architecture and the fixed structure through the sealing, described to state sealing armful knot
In structure and the fixed structure junction formed the first cavity structure, it is described sealing embrace cable architecture by helicitic texture section with it is described
Table body connects, and the sealing embraces and forms the second cavity structure between the outer surface of cable architecture and the inner surface of the table body, described close
Envelope embraces cable architecture lower part and setting venthole, and the venthole connects first cavity structure and second cavity structure.
Preferably, the sealing embraces cable architecture using composite structure, and the sealing embraces cable architecture and includes compressing member, sealing element
And seal casinghousing, the sealing element are arranged in the seal casinghousing, the compressing member is pressed on the sealing element and is passed through
Helicitic texture section is connect with the seal casinghousing, and the seal casinghousing lower part sets the venthole, the seal casinghousing and institute
It states fixed structure inner wall and uses hierarchic structure；
The probe of ultrasonic flowmeter pours sealing by encapsulated epoxy resin and is fixedly connected with the fixed structure
Preferably, the seal casinghousing outer wall sets gradually hexagonal structure, limit protrusion, helicitic texture section and smooth
Section, the table body upper inside wall are threaded structural sections, the helicitic texture section of the seal casinghousing outer wall setting and the table body
The helicitic texture section of upper inside wall setting matches；
The compressing member outer wall is threaded structural sections, the helicitic texture section set in the middle part of the seal casinghousing inner wall and institute
The helicitic texture section for stating compressing member outer wall matches；
The fixed structure outer wall sets gradually helicitic texture section and smooth section, the screw thread of the seal casinghousing inner wall lower
The helicitic texture section that structural sections are set with the fixed structure outer wall matches.
Preferably, the helicitic texture section uses the explosion-proof faying face of screw thread, and the number of meshes of the explosion-proof faying face of screw thread is big
It is more than or equal to 13mm in the length of action equal to 7 buttons, the explosion-proof faying face of screw thread.
Preferably, the sealing is embraced also sets up sealing ring between cable architecture and the table body
The utility model advantageous effect
1. it is simple in structure safe and reliable using innovative structure design, it effectively reduces cost；
2. embracing cable architecture using sealing solves the problems, such as high pressure sealing, without pressure-bearing of popping one's head in, avoid probe and bear high pressure pair
Harmful effect caused by signal measurement, while also avoid high pressure mechanical damage caused by probe；
3. under high-tension measurement environment, the influence to probe mechanical mechanism and signal transduction and processing etc. generation,
The measurement accuracy and stability of Ultrasonic Wave Flowmeter, have widened the application field of ultrasonic probe, relieve ultrasonic wave spy
The application limitation of head.
Description of the drawings
Fig. 1 is the mounting structure schematic diagram of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the structure diagram of the utility model.
Fig. 4 is the vertical view of Fig. 3.
In figure, 1. cables, 2. probe of ultrasonic flowmeter, 3. sealings embrace a cable architectures, 4. fixed structures, 5. table bodies, and 6. the
One cavity structure, 7. hexagonal structures, 8. second cavity structures, 9. ventholes, 10. compressing members, 11. sealing rings, 12. sealings
Housing, 13. helicitic texture sections, 14. epoxy resin pour sealing, 15. limit protrusions.
Specific embodiment
It explains below in conjunction with the accompanying drawings to a kind of specific embodiment of the utility model.
The utility model is related to Split non-pressurized probe of ultrasonic flowmeter mounting base, including cable 1, ultrasonic flow
Meter probe 2, sealing embrace cable architecture 3, fixed structure 4 and table body 5, and cable 1 connects probe of ultrasonic flowmeter 2, and knot is embraced in sealing
Structure 3 is connect by helicitic texture section 13 with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 passes through
It wears sealing and embraces cable architecture 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flame-proof type electricity
Gas equipment requirement, sealing embrace and the first cavity structure 6 are formed in 4 junction of cable architecture 3 and fixed structure, and it is logical that cable architecture 3 is embraced in sealing
It crosses helicitic texture section 13 to connect with table body 5, sealing embraces and forms the second cavity between the outer surface of cable architecture 3 and the inner surface of table body 5
3 lower part of cable architecture and setting venthole 9 are embraced in structure 8, the sealing, and venthole 9 connects the first cavity structure 6 and the second cavity knot
Structure 8, measured medium are connected with the second cavity structure 8 and then are connected with the first cavity structure 6, make it is first equal with pressure medium,
The force structure of inside and outside equity is formed to probe of ultrasonic flowmeter 2, being formed after probe of ultrasonic flowmeter 2 can connect with medium
Logical not bearing structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Sealing embraces cable architecture 3 using composite structure, and sealing embraces cable architecture 3 and includes compressing member 10, sealing element and seal casinghousing
12, sealing element is arranged in seal casinghousing 12, and compressing member 10 presses on sealing element and passes through helicitic texture section 13 and capsul
Body 12 connects, sealing element use silicone rubber seal gasket, by the helicitic texture section 13 of compressing member 10 and seal casinghousing 12 engage into
One step squeezes silicone rubber seal gasket, the cable 1 for making silicone rubber seal gasket deformation expansion so as to which therefrom silicone rubber seal gasket be passed through
It holds tightly, not only reached pressure bearing and seal effect but also has achieved the effect that limiting.12 lower part of seal casinghousing sets venthole 9, capsul
Body 12 and 4 inner wall of fixed structure use hierarchic structure；
Probe of ultrasonic flowmeter 2 pours sealing 14 by encapsulated epoxy resin and is fixedly connected with fixed structure 4, epoxy resin
It pours sealing 14 and fixes probe, while extend the embedding length of probe.
12 outer wall of seal casinghousing sets gradually hexagonal structure 7, limit protrusion 15, helicitic texture section 13 and smooth section, close
The hexagonal structure 7 of 12 outer wall of capsule body setting, tool easy to use embraces sealing cable architecture 3 and table body 5 carries out assembly manipulation,
Limit protrusion 15 defines the relative position of seal casinghousing 12 and 5 table body 5 of table body, the helicitic texture of 12 outer wall of seal casinghousing setting
Section 13 and the helicitic texture section 13 of 5 upper inside wall of table body setting match, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof
It is required that；
10 outer wall of compressing member is threaded structural sections 13, the helicitic texture section 13 set in the middle part of 12 inner wall of seal casinghousing and pressure
The helicitic texture section 13 of 10 outer wall of tight part matches, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof requirement；
4 outer wall of fixed structure sets gradually helicitic texture section 13 and smooth section, the screw thread knot of 12 inner wall lower of seal casinghousing
The helicitic texture section 13 that structure section 13 is set with 4 outer wall of fixed structure matches, and it is convenient to be fixedly mounted, make the technical program reach every
Quick-fried requirement.
Helicitic texture section 13 uses the explosion-proof faying face of screw thread, and the number of meshes of the explosion-proof faying face of screw thread is more than or equal to 7 buttons, uses
The length of action of the explosion-proof faying face of screw thread is more than or equal to 13mm, and the technical program is made to reach flame proof requirement.
Sealing embraces and sealing ring 11 is also set up between cable architecture 3 and table body 5, further improves sealing performance
Embodiment 1
2 mounting base of Split non-pressurized probe of ultrasonic flowmeter, including cable 1, probe of ultrasonic flowmeter 2, sealing
Cable architecture 3, fixed structure 4 and table body 5 are embraced, cable 1 connects probe of ultrasonic flowmeter 2, and sealing embraces cable architecture 3 and passes through screw thread knot
Structure section 13 is connect with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 embraces knot through sealing
Structure 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flameproof electrical apparatus requirement,
Sealing embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and sealing embraces cable architecture 3 and passes through helicitic texture section
13 connect with table body 5, and sealing embraces and forms the second cavity structure 8 between the outer surface of cable architecture 3 and the inner surface of table body 5, described close
Envelope embraces 3 lower part of cable architecture and setting venthole 9, and venthole 9 connects the first cavity structure 6 and the second cavity structure 8, measured medium
Connect with the second cavity structure 8 and then connected with the first cavity structure 6, make it is first equal with pressure medium, to ultrasonic flow
Reciprocity force structure, forms the not pressure-bearing knot that can be connected with medium after probe of ultrasonic flowmeter 2 inside and outside 2 formation of meter probe
Structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Embodiment 2
2 mounting base of Split non-pressurized probe of ultrasonic flowmeter, including cable 1, probe of ultrasonic flowmeter 2, sealing
Cable architecture 3, fixed structure 4 and table body 5 are embraced, cable 1 connects probe of ultrasonic flowmeter 2, and sealing embraces cable architecture 3 and passes through screw thread knot
Structure section 13 is connect with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 embraces knot through sealing
Structure 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flameproof electrical apparatus requirement,
Sealing embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and sealing embraces cable architecture 3 and passes through helicitic texture section
13 connect with table body 5, and sealing embraces and forms the second cavity structure 8 between the outer surface of cable architecture 3 and the inner surface of table body 5, described close
Envelope embraces 3 lower part of cable architecture and setting venthole 9, and venthole 9 connects the first cavity structure 6 and the second cavity structure 8, measured medium
Connect with the second cavity structure 8 and then connected with the first cavity structure 6, make it is first equal with pressure medium, to ultrasonic flow
Reciprocity force structure, forms the not pressure-bearing knot that can be connected with medium after probe of ultrasonic flowmeter 2 inside and outside 2 formation of meter probe
Structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Sealing embraces and sealing ring 11 is also set up between cable architecture 3 and table body 5, further improves sealing performance
Embodiment 3
2 mounting base of Split non-pressurized probe of ultrasonic flowmeter, including cable 1, probe of ultrasonic flowmeter 2, sealing
Cable architecture 3, fixed structure 4 and table body 5 are embraced, cable 1 connects probe of ultrasonic flowmeter 2, and sealing embraces cable architecture 3 and passes through screw thread knot
Structure section 13 is connect with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 embraces knot through sealing
Structure 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flameproof electrical apparatus requirement,
Sealing embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and sealing embraces cable architecture 3 and passes through helicitic texture section
13 connect with table body 5, and sealing embraces and forms the second cavity structure 8 between the outer surface of cable architecture 3 and the inner surface of table body 5, described close
Envelope embraces 3 lower part of cable architecture and setting venthole 9, and venthole 9 connects the first cavity structure 6 and the second cavity structure 8, measured medium
Connect with the second cavity structure 8 and then connected with the first cavity structure 6, make it is first equal with pressure medium, to ultrasonic flow
Reciprocity force structure, forms the not pressure-bearing knot that can be connected with medium after probe of ultrasonic flowmeter 2 inside and outside 2 formation of meter probe
Structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Sealing embraces cable architecture 3 using composite structure, and sealing embraces cable architecture 3 and includes compressing member 10, sealing element and seal casinghousing
12, sealing element is arranged in seal casinghousing 12, and compressing member 10 presses on sealing element and passes through helicitic texture section 13 and capsul
Body 12 connects, sealing element use silicone rubber seal gasket, by the helicitic texture section 13 of compressing member 10 and seal casinghousing 12 engage into
One step squeezes silicone rubber seal gasket, the cable 1 for making silicone rubber seal gasket deformation expansion so as to which therefrom silicone rubber seal gasket be passed through
It holds tightly, not only reached pressure bearing and seal effect but also has achieved the effect that limiting.12 lower part of seal casinghousing sets venthole 9, capsul
Body 12 and 4 inner wall of fixed structure use hierarchic structure；
Probe of ultrasonic flowmeter 2 pours sealing 14 by encapsulated epoxy resin and is fixedly connected with fixed structure 4, epoxy resin
It pours sealing 14 and fixes probe, while extend the embedding length of probe.
Embodiment 4
2 mounting base of Split non-pressurized probe of ultrasonic flowmeter, including cable 1, probe of ultrasonic flowmeter 2, sealing
Cable architecture 3, fixed structure 4 and table body 5 are embraced, cable 1 connects probe of ultrasonic flowmeter 2, and sealing embraces cable architecture 3 and passes through screw thread knot
Structure section 13 is connect with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 embraces knot through sealing
Structure 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flameproof electrical apparatus requirement,
Sealing embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and sealing embraces cable architecture 3 and passes through helicitic texture section
13 connect with table body 5, and sealing embraces and the second cavity structure 8 is formed between the outer surface of cable architecture 3 and the inner surface of table body 5, and sealing is embraced
3 lower part of cable architecture and setting venthole 9, venthole 9 connect the first cavity structure 6 and the second cavity structure 8, measured medium with
Second cavity structure 8 is connected and then is connected with the first cavity structure 6, make it is first equal with pressure medium, to ultrasonic flowmeter
Reciprocity force structure, forms the not pressure-bearing knot that can be connected with medium after probe of ultrasonic flowmeter 2 inside and outside 2 formation of probe
Structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Sealing embraces cable architecture 3 using composite structure, and sealing embraces cable architecture 3 and includes compressing member 10, sealing element and seal casinghousing
12, sealing element is arranged in seal casinghousing 12, and compressing member 10 presses on sealing element and passes through helicitic texture section 13 and capsul
Body 12 connects, sealing element use silicone rubber seal gasket, by the helicitic texture section 13 of compressing member 10 and seal casinghousing 12 engage into
One step squeezes silicone rubber seal gasket, the cable 1 for making silicone rubber seal gasket deformation expansion so as to which therefrom silicone rubber seal gasket be passed through
It holds tightly, not only reached pressure bearing and seal effect but also has achieved the effect that limiting.12 lower part of seal casinghousing sets venthole 9, capsul
Body 12 and 4 inner wall of fixed structure use hierarchic structure；
Probe of ultrasonic flowmeter 2 pours sealing 14 by encapsulated epoxy resin and is fixedly connected with fixed structure 4, epoxy resin
It pours sealing 14 and fixes probe, while extend the embedding length of probe.
12 outer wall of seal casinghousing sets gradually hexagonal structure 7, limit protrusion 15, helicitic texture section 13 and smooth section, close
The hexagonal structure 7 of 12 outer wall of capsule body setting, tool easy to use embraces sealing cable architecture 3 and table body 5 carries out assembly manipulation,
5 upper inside wall of table body is threaded structural sections 13, the helicitic texture section 13 of 12 outer wall of seal casinghousing setting and 5 upper inside wall of table body
The helicitic texture section 13 of setting matches, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof requirement；
10 outer wall of compressing member is threaded structural sections 13, the helicitic texture section 13 set in the middle part of 12 inner wall of seal casinghousing and pressure
The helicitic texture section 13 of 10 outer wall of tight part matches, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof requirement；
4 outer wall of fixed structure sets gradually helicitic texture section 13 and smooth section, the screw thread knot of 12 inner wall lower of seal casinghousing
The helicitic texture section 13 that structure section 13 is set with 4 outer wall of fixed structure matches, and it is convenient to be fixedly mounted, make the technical program reach every
Quick-fried requirement.
Embodiment 5
2 mounting base of Split non-pressurized probe of ultrasonic flowmeter, including cable 1, probe of ultrasonic flowmeter 2, sealing
Cable architecture 3, fixed structure 4 and table body 5 are embraced, cable 1 connects probe of ultrasonic flowmeter 2, and sealing embraces cable architecture 3 and passes through screw thread knot
Structure section 13 is connect with fixed structure 4, and probe of ultrasonic flowmeter 2 is arranged in fixed structure 4, and cable 1 embraces knot through sealing
Structure 3 and fixed structure 4, cable architecture 3 is embraced in sealing can bear high pressure, and sealing limiting is made to reach flameproof electrical apparatus requirement,
Sealing embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and sealing embraces cable architecture 3 and passes through helicitic texture section
13 connect with table body 5, and sealing embraces and forms the second cavity structure 8 between the outer surface of cable architecture 3 and the inner surface of table body 5, described close
Envelope embraces 3 lower part of cable architecture and setting venthole 9, and venthole 9 connects the first cavity structure 6 and the second cavity structure 8, measured medium
Connect with the second cavity structure 8 and then connected with the first cavity structure 6, make it is first equal with pressure medium, to ultrasonic flow
Reciprocity force structure, forms the not pressure-bearing knot that can be connected with medium after probe of ultrasonic flowmeter 2 inside and outside 2 formation of meter probe
Structure, make probe avoid one-sided pressure-bearing caused by mechanical damages damage and electrical damage.
Sealing embraces cable architecture 3 using composite structure, and sealing embraces cable architecture 3 and includes compressing member 10, sealing element and seal casinghousing
12, sealing element is arranged in seal casinghousing 12, and compressing member 10 presses on sealing element and passes through helicitic texture section 13 and capsul
Body 12 connects, sealing element use silicone rubber seal gasket, by the helicitic texture section 13 of compressing member 10 and seal casinghousing 12 engage into
One step squeezes silicone rubber seal gasket, the cable 1 for making silicone rubber seal gasket deformation expansion so as to which therefrom silicone rubber seal gasket be passed through
It holds tightly, not only reached pressure bearing and seal effect but also has achieved the effect that limiting.12 lower part of seal casinghousing sets venthole 9, capsul
Body 12 and 4 inner wall of fixed structure use hierarchic structure；
Probe of ultrasonic flowmeter 2 pours sealing 14 by encapsulated epoxy resin and is fixedly connected with fixed structure 4, epoxy resin
It pours sealing 14 and fixes probe, while extend the embedding length of probe.
12 outer wall of seal casinghousing sets gradually hexagonal structure 7, limit protrusion 15, helicitic texture section 13 and smooth section, close
The hexagonal structure 7 of 12 outer wall of capsule body setting, tool easy to use embraces sealing cable architecture 3 and table body 5 carries out assembly manipulation,
5 upper inside wall of table body is threaded structural sections 13, the helicitic texture section 13 of 12 outer wall of seal casinghousing setting and 5 upper inside wall of table body
The helicitic texture section 13 of setting matches, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof requirement；
10 outer wall of compressing member is threaded structural sections 13, the helicitic texture section 13 set in the middle part of 12 inner wall of seal casinghousing and pressure
The helicitic texture section 13 of 10 outer wall of tight part matches, and it is convenient to be fixedly mounted, and the technical program is made to reach flame proof requirement；
4 outer wall of fixed structure sets gradually helicitic texture section 13 and smooth section, the screw thread knot of 12 inner wall lower of seal casinghousing
The helicitic texture section 13 that structure section 13 is set with 4 outer wall of fixed structure matches, and it is convenient to be fixedly mounted, make the technical program reach every
Quick-fried requirement.
Helicitic texture section 13 uses the explosion-proof faying face of screw thread, and the number of meshes of the explosion-proof faying face of screw thread is more than or equal to 7 buttons, uses
The length of action of the explosion-proof faying face of screw thread is more than or equal to 13mm, and the technical program is made to reach flame proof requirement.
Sealing embraces and sealing ring 11 is also set up between cable architecture 3 and table body 5, further improves sealing performance
The course of work：After gas probe of ultrasonic flowmeter 2 is installed on fixed structure 4, gas probe of ultrasonic flowmeter 2 is carried on the back
Portion by epoxy resin encapsulated formed epoxy resin pour sealing 14 be fixed and extend glue envelope length, compressing member 10, which presses, to be sealed
On part and pass through helicitic texture section 13 and connect with seal casinghousing 12, sealing element uses silicone rubber seal gasket, passes through 10 He of compressing member
Seal casinghousing 12 helicitic texture section 13 engagement be pressed further by silicone rubber seal gasket, make silicone rubber seal gasket deformation expansion from
And the cable 1 that therefrom silicone rubber seal gasket passes through is held tightly, not only reached pressure bearing and seal effect but also has achieved the effect that limiting, it is close
Envelope embraces and the first cavity structure 6 is formed in 4 junction of cable architecture 3 and fixed structure, and the outer surface of cable architecture 3 and table body 5 are embraced in sealing
Inner surface between form the second cavity structure 8,3 lower part of cable architecture and setting venthole 9 are embraced in sealing, and the connection of venthole 9 first is empty
6 and second cavity structure 8 of cavity configuration, measured medium are connected with the second cavity structure 8 and then are connected with the first cavity structure 6, made
First is equal with pressure medium, and the force structure of inside and outside equity is formed to probe of ultrasonic flowmeter 2, is visited in ultrasonic flowmeter
The not bearing structure that can be connected with medium is formed after first 2, be can also be used under hyperbaric environment, avoided probe and unilaterally hold
Mechanical damages damage and electrical damage caused by pressure.
By calculating, cable architecture 3 is embraced in sealing and the structure helicitic texture section 13 of fixed knot uses the explosion-proof faying face of screw thread, screw thread
The number of meshes of explosion-proof faying face is more than or equal to 7 buttons, is more than or equal to 13mm using the length of action of the explosion-proof faying face of screw thread, can just make
Silicon rubber embraces cable architecture and reaches the whole high-pressure-resistant sealed that flame proof requirement solves the problems, such as gas probe of ultrasonic flowmeter 2.
Compared with prior art, the technical program is using innovative structure design, simple in structure safe and reliable, effective drop
Low cost；Cable architecture 3 is embraced using sealing and solves the problems, such as high pressure sealing, without pressure-bearing of popping one's head in, is avoided probe and is born high pressure to letter
Harmful effect caused by number measuring, while also avoids high pressure mechanical damage caused by probe；For under high-tension measurement environment,
To the influence that probe mechanical mechanism and signal transduction and processing etc. generate, the measurement accuracy of Ultrasonic Wave Flowmeter and steady
It is qualitative, the application field of ultrasonic probe has been widened, has relieved the application limitation of ultrasonic probe.
An example of the utility model is described in detail above, but content is only the preferable reality of the utility model
Apply example, it is impossible to be construed as limiting the scope of the utility model.Equalization made according to the scope of application of this utility model
Variation and improvement etc., should all still belong within the patent covering scope of the utility model.
Claims (5)
1. Split non-pressurized probe of ultrasonic flowmeter mounting base embraces knot including cable, probe of ultrasonic flowmeter, sealing
Structure, fixed structure and table body, it is characterised in that the cable connects probe of ultrasonic flowmeter, and the sealing is embraced cable architecture and passed through
Helicitic texture section is connect with the fixed structure, and the probe of ultrasonic flowmeter is arranged in the fixed structure, the line
Cable embraces cable architecture and the fixed structure through the sealing, and shape in cable architecture and the fixed structure junction is embraced in the sealing
Into the first cavity structure, the sealing is embraced cable architecture and is connect by helicitic texture section with the table body, and cable architecture is embraced in the sealing
Outer surface and the table body inner surface between form the second cavity structure, the sealing embraces cable architecture lower part and ventilates with setting
Hole, the venthole connect first cavity structure and second cavity structure.
2. Split non-pressurized probe of ultrasonic flowmeter mounting base according to claim 1, it is characterised in that described close
Envelope embraces cable architecture using composite structure, and the sealing embraces cable architecture and includes compressing member, sealing element and seal casinghousing, the sealing element
It is arranged in the seal casinghousing, the compressing member presses on the sealing element and passes through helicitic texture section and the capsul
Body connects, and the seal casinghousing lower part sets the venthole, and the seal casinghousing and the fixed structure inner wall use rank
Terraced structure；
The probe of ultrasonic flowmeter pours sealing by encapsulated epoxy resin and is fixedly connected with the fixed structure.
3. Split non-pressurized probe of ultrasonic flowmeter mounting base according to claim 2, it is characterised in that described close
Envelope housing exterior walls set gradually hexagonal structure, limit protrusion, helicitic texture section and smooth section, the table body upper inside wall setting
Helicitic texture section, the helicitic texture section of the seal casinghousing outer wall setting and the helicitic texture section of table body upper inside wall setting
Match；
The compressing member outer wall is threaded structural sections, the helicitic texture section and the pressure set in the middle part of the seal casinghousing inner wall
The helicitic texture section of tight part outer wall matches；
The fixed structure outer wall sets gradually helicitic texture section and smooth section, the helicitic texture of the seal casinghousing inner wall lower
Section and the helicitic texture section of fixed structure outer wall setting match.
4. the Split non-pressurized probe of ultrasonic flowmeter mounting base according to claims 1 or 2 or 3, it is characterised in that
The helicitic texture section uses the explosion-proof faying face of screw thread, and the number of meshes of the explosion-proof faying face of screw thread is more than or equal to 7 buttons, the spiral shell
The length of action of the explosion-proof faying face of line is more than or equal to 13mm.
5. the Split non-pressurized probe of ultrasonic flowmeter mounting base according to claim 1 or 3, it is characterised in that described
Sealing embraces and also sets up sealing ring between cable architecture and the table body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297434.1U CN207472339U (en) | 2017-03-24 | 2017-03-24 | Split non-pressurized probe of ultrasonic flowmeter mounting base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297434.1U CN207472339U (en) | 2017-03-24 | 2017-03-24 | Split non-pressurized probe of ultrasonic flowmeter mounting base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207472339U true CN207472339U (en) | 2018-06-08 |
Family
ID=62255075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720297434.1U Withdrawn - After Issue CN207472339U (en) | 2017-03-24 | 2017-03-24 | Split non-pressurized probe of ultrasonic flowmeter mounting base |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044874A (en) * | 2017-03-24 | 2017-08-15 | 天津市迅尔仪表科技有限公司 | Split non-pressurized probe of ultrasonic flowmeter mounting seat |
| CN111693104A (en) * | 2020-06-12 | 2020-09-22 | 常州酷特仪器仪表有限公司 | Thing networking bayonet ultrasonic wave meter |
| CN117092222A (en) * | 2023-08-17 | 2023-11-21 | 武汉中岩科技股份有限公司 | High-pressure waterproof sealing tensile anti-collision sound wave probe and assembly method thereof |
-
2017
- 2017-03-24 CN CN201720297434.1U patent/CN207472339U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044874A (en) * | 2017-03-24 | 2017-08-15 | 天津市迅尔仪表科技有限公司 | Split non-pressurized probe of ultrasonic flowmeter mounting seat |
| CN107044874B (en) * | 2017-03-24 | 2023-10-17 | 天津市迅尔仪表科技有限公司 | Split non-pressure-bearing ultrasonic flowmeter probe mount pad |
| CN111693104A (en) * | 2020-06-12 | 2020-09-22 | 常州酷特仪器仪表有限公司 | Thing networking bayonet ultrasonic wave meter |
| CN117092222A (en) * | 2023-08-17 | 2023-11-21 | 武汉中岩科技股份有限公司 | High-pressure waterproof sealing tensile anti-collision sound wave probe and assembly method thereof |
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Granted publication date: 20180608 Effective date of abandoning: 20231017 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180608 Effective date of abandoning: 20231017 |
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| AV01 | Patent right actively abandoned |