CN105716742A - Temperature sensor for detecting automobile waste gas - Google Patents
Temperature sensor for detecting automobile waste gas Download PDFInfo
- Publication number
- CN105716742A CN105716742A CN201610224558.7A CN201610224558A CN105716742A CN 105716742 A CN105716742 A CN 105716742A CN 201610224558 A CN201610224558 A CN 201610224558A CN 105716742 A CN105716742 A CN 105716742A
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- China
- Prior art keywords
- temperature sensor
- groove
- signal pipeline
- wedge
- protection set
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention relates to a temperature sensor for detecting automobile waste gas.The temperature sensor comprises an induction probe, an output head, two signal transmitting lines and a protective cover.The two ends of each signal transmitting line are provided with an input pin and an output pin respectively.A first signal transmitting pin and a second signal transmitting pin are arranged on the induction probe.The two signal transmitting lines are the first signal transmitting line and the second transmitting line respectively.The input pin of the first signal transmitting line and the first signal transmitting pin are welded.An isolation base is further arranged inside the protective cover.A partition plate is arranged on the isolation base.The input pin of the first signal transmitting line and the first signal transmitting pin are located on one side of the partition plate, and the input pin of the second signal transmitting line and the second signal transmitting pin are located on the other side of the partition plate.By adopting the technical scheme, the temperature sensor for detecting automobile waste gas is stable and reliable in working performance.
Description
Technical field
The present invention relates to auto parts machinery field, particularly to a kind of temperature sensor for detecting automobile exhaust gas.
Background technology
The existing temperature sensor for detecting automobile exhaust gas, include inductive probe, delivery, signal pipeline, protection set, signal pipeline is arranged in protection set, protection set two ends are respectively sleeved at inductive probe, on delivery, signal pipeline be respectively arranged at two ends with input pin, output pin, described inductive probe is provided with the first signal conveying foot, secondary signal conveying foot, signal pipeline is provided with two respectively the first signal pipelines, secondary signal pipeline, the input pin of the first signal pipeline and the conveying foot welding of the first signal, the input pin of secondary signal pipeline carries foot to weld with secondary signal, the output pin of the first signal pipeline, the output pin of secondary signal pipeline is all plugged on delivery.But, the temperature sensor of this structure, being given a shock or during external compression, the first signal conveying foot carries the input pin of foot and the first signal pipeline can produce to contact interference with the input pin of secondary signal pipeline, secondary signal, cause temperature sensor Damage by Short Circuit, it is impossible to use.
Summary of the invention
The purpose of the present invention: in order to overcome the defect of prior art, the invention provides a kind of temperature sensor for detecting automobile exhaust gas, it is by separating the input pin of the first signal pipeline, the first signal conveying foot with the input pin of secondary signal pipeline, secondary signal conveying foot, it is thus possible to avoid it to produce contact interference, stable work in work, reliable.
Technical scheme: a kind of temperature sensor for detecting automobile exhaust gas, include inductive probe, delivery, signal pipeline, protection set, signal pipeline is arranged in protection set, protection set two ends are respectively sleeved at inductive probe, on delivery, signal pipeline be respectively arranged at two ends with input pin, output pin, described inductive probe is provided with the first signal conveying foot, secondary signal conveying foot, signal pipeline is provided with two respectively the first signal pipelines, secondary signal pipeline, the input pin of the first signal pipeline and the conveying foot welding of the first signal, the input pin of secondary signal pipeline carries foot to weld with secondary signal, the output pin of the first signal pipeline, the output pin of secondary signal pipeline is all plugged on delivery, it is characterized in that: be additionally provided with in described protection set and fix the isolation seat being connected with inductive probe, isolation seat is provided with dividing plate, the input pin of the first described signal pipeline and the first signal conveying foot are positioned at dividing plate side, the input pin of secondary signal pipeline is positioned at the opposite side of dividing plate with secondary signal conveying foot.
Adopt technique scheme, by dividing plate, the input pin of the first signal pipeline, the first signal conveying foot and input pin of secondary signal pipeline, secondary signal conveying foot are separated, it is thus possible to avoid it to produce contact interference, stable work in work, reliable.
The further setting of the present invention: described dividing plate is respectively provided on two sides with the first groove, second groove, the both sides of dividing plate further respectively have the first wedge, second wedge, on first wedge, corresponding first groove location is provided with the first locating slot, on second wedge, corresponding second groove location is provided with the second locating slot, first groove and conglobate first storage tank of the first locating slot shape, second groove and conglobate second storage tank of the second locating slot shape, the input pin of the first signal pipeline, first signal conveying foot is positioned at the first storage tank, the input pin of secondary signal pipeline, secondary signal conveying foot is positioned at the second storage tank.
Adopt above-mentioned further setting, it is possible to prevent the input pin of the first signal pipeline, the first signal conveying foot, the input pin of secondary signal pipeline, secondary signal conveying foot from producing position skew, it is also possible to prevent it from damaging when being subject to external compression.
The further setting of the present invention: the first described wedge is provided with the first fixture block, second wedge is provided with the second fixture block, on described dividing plate, corresponding first fixture block, the second fixture block position are respectively equipped with the first draw-in groove, the second draw-in groove, the first described fixture block is plugged in the first draw-in groove, and the second fixture block is plugged in the second draw-in groove.
Adopt and above-mentioned further arrange so that the first wedge, the second wedge installation, dismantle convenient, simple in construction.
The present invention is further arranged again: described the first wedge, the outer wall of the second wedge are all arranged in arc-shaped.
Adopt and above-mentioned further arrange again so that the first wedge, the second wedge outer wall can with protect jacket inner wall laminating, protuberance will not be produced, easy for installation, it is not easy to damage.
The present invention is further arranged again: described isolation seat is arranged in the form of a ring, described inductive probe is provided with annular boss, described isolation seat is set on annular boss, the outer wall of described annular boss is provided with spacer, the inwall of described isolation seat is provided with stopper slot, and described spacer be located in the connection forming isolation seat and inductive probe in stopper slot.
Adopt and above-mentioned further arrange again, directly isolation seat is enclosed within boss and makes spacer be located in stopper slot, so make the easier for installation of isolation seat.
The present invention is further arranged again: the outer wall of described isolation seat is provided with annular seal grooves, is embedded with sealing ring in described annular seal grooves.
Adopt and above-mentioned further arrange again, it is possible to prevent foreign matter, water from entering in protection set between isolation seat and protection set, affect the service behaviour of sensor.
The present invention is further arranged again: the output pin of the first signal pipeline, secondary signal pipeline output pin and delivery plug-in position be additionally provided with the corrugated tube that rubber is made, corrugated tube one end is set on delivery, and the other end is plugged in protection set.
Adopting and above-mentioned further arrange again, corrugated tube can play protective effect well, it is prevented that the output pin of the first signal pipeline, secondary signal pipeline output pin damage with delivery plug-in position.
The present invention is further arranged again: the corrugated tube being positioned at protection set is provided with annular protrusion, and annular protrusion is conflicted with protecting jacket inner wall.
Adopting and above-mentioned further arrange again, annular protrusion can be formed seal with protecting jacket inner wall, it is prevented that introduced contaminants, water enter in protection set, affect the service behaviour of sensor.
The present invention is further arranged again: the two ends of described protection set are respectively through clip and delivery, inductive probe locking.
Adopt and above-mentioned further arrange again, clip can protection set two ends respectively with delivery, inductive probe locking, better tightness, and, protection set positioning stablity, will not arbitrarily slide.
The present invention is further arranged again: is positioned at inductive probe one end outside described protection set and is arranged with positioning sleeve; described positioning sleeve and inductive probe opposite side are provided with external screw thread; described positioning sleeve and delivery opposite side are provided with annular seal groove; being provided with sealing gasket in described annular seal groove, conflicts with protection set outer wall in the inner ring face of sealing gasket.
Adopting and above-mentioned further arrange again, the external screw thread on positioning sleeve can conveniently install inductive probe；When sealing gasket is possible to prevent to gather EGT, heat leak, causes temperature acquisition inaccurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment of the invention；
Fig. 2 is the explosive view of the specific embodiment of the invention；
Fig. 3 is I part partial enlarged drawing in Fig. 2；
Fig. 4 is isolation seat in the specific embodiment of the invention, dividing plate installation diagram；
Fig. 5 is the mounting structure figure of the first wedge in the specific embodiment of the invention, the second wedge, dividing plate, sealing ring；
Fig. 6 is the first wedge in the specific embodiment of the invention, the second wedge, dividing plate mounting structure figure；
Fig. 7 is inductive probe structural representation in the specific embodiment of the invention；
Fig. 8 is bellows structure schematic diagram in the specific embodiment of the invention；
Fig. 9 is locating sleeve structure schematic diagram in the specific embodiment of the invention.
Detailed description of the invention
As shown in Figure 1, a kind of temperature sensor for detecting automobile exhaust gas, include inductive probe 1, delivery 2, signal pipeline, protection set 5, signal pipeline is arranged in protection set 5, protection set 5 two ends are respectively sleeved at inductive probe 1, on delivery 2, signal pipeline be respectively arranged at two ends with input pin, output pin, described inductive probe 1 is provided with the first signal conveying foot 11, secondary signal conveying foot 12, signal pipeline is provided with two respectively the first signal pipelines 3, secondary signal pipeline 4, the input pin 31 of the first signal pipeline 3 carries foot 11 to weld with the first signal, the input pin 41 of secondary signal pipeline 4 carries foot 12 to weld with secondary signal, the output pin 32 of the first signal pipeline 3, the output pin 42 of secondary signal pipeline 4 is all plugged on delivery 2, the isolation seat 6 that be connected fixing with inductive probe 1 it is additionally provided with in described protection set 5, isolation seat 6 is provided with dividing plate 7, the input pin 31 of the first described signal pipeline 3 and the first signal conveying foot 11 are positioned at dividing plate 7 side, the input pin 41 of secondary signal pipeline 4 is positioned at the opposite side of dividing plate 7 with secondary signal conveying foot 12.Foot 11 is carried to separate with the input pin 41 of secondary signal pipeline 4, secondary signal conveying foot 12 input pin 31, first signal of the first signal pipeline 3 by dividing plate 7, it is thus possible to avoid it to produce contact interference, stable work in work, reliable.
In the specific embodiment of the invention, described dividing plate 7 is respectively provided on two sides with the first groove 71, second groove 72, the both sides of dividing plate 7 further respectively have the first wedge 8, second wedge 9, on first wedge 8, corresponding first groove 71 position is provided with the first locating slot 81, on second wedge 9, corresponding second groove 72 position is provided with the second locating slot 91, first groove 71 and conglobate first storage tank 80 of the first locating slot 81 shape, second groove 72 and conglobate second storage tank 90 of the second locating slot 91 shape, the input pin 31 of the first signal pipeline 3, first signal conveying foot 11 is positioned at the first storage tank 80, the input pin 41 of secondary signal pipeline 4, secondary signal conveying foot 12 is positioned at the second storage tank 90.Input pin the 31, first signal conveying foot 11 of the first signal pipeline 3, the input pin 41 of secondary signal pipeline 4, secondary signal conveying foot 12 so it is possible to prevent to produce position skew, it is also possible to prevent it from damaging when being subject to external compression.Wherein, the first described wedge 8 is provided with the first fixture block 82, second wedge 9 is provided with the second fixture block 82, on described dividing plate 7, corresponding first fixture block the 82, second fixture block 92 position is respectively equipped with first draw-in groove the 73, second draw-in groove 74, the first described fixture block 82 is plugged in the first draw-in groove 73, and the second fixture block 92 is plugged in the second draw-in groove 74.So make first wedge the 8, second wedge 9 installation, dismantle convenient, simple in construction.The outer wall 83,93 of first described wedge the 8, second wedge 9 is all arranged in arc-shaped.So make first wedge the 8, second wedge 9 outer wall with protection set 5 inwall laminating, can will not produce protuberance, easy for installation, it is not easy to damage.
In the specific embodiment of the invention, described isolation seat 6 is arranged in the form of a ring, described inductive probe 1 is provided with annular boss 10, described isolation seat 6 is set on annular boss 10, the outer wall of described annular boss 10 is provided with spacer 20, the inwall of described isolation seat 6 is provided with stopper slot 61, and described spacer 20 be located in the connection forming isolation seat 6 and inductive probe 1 in stopper slot 61.Directly isolation seat 6 is enclosed within boss 10 and spacer 20 be located in stopper slot 61, so make the easier for installation of isolation seat 6.
In the specific embodiment of the invention, the outer wall of described isolation seat 6 is provided with annular seal grooves 62, is embedded with sealing ring 30 in described annular seal grooves 62.So it is possible to prevent foreign matter, water to enter in protection set 5 between isolation seat 6 and protection set 5, affects the service behaviour of sensor.
In the specific embodiment of the invention; the output pin 32 of the first signal pipeline 3, secondary signal pipeline 4 output pin 42 and delivery 2 plug-in position be additionally provided with the corrugated tube 40 that rubber is made; corrugated tube 40 one end is set on delivery 2, and the other end is plugged in protection set 5.Corrugated tube 40 can play protective effect well, it is prevented that the output pin 32 of the first signal pipeline 3, secondary signal pipeline 4 output pin 42 damage with delivery 2 plug-in position.The corrugated tube being positioned at protection set 5 is provided with annular protrusion 401, and annular protrusion 401 is conflicted with protection set 5 inwall.Annular protrusion 401 can be formed with protection set 5 inwall and seal, it is prevented that introduced contaminants, water enter in protection set 5, affect the service behaviour of sensor.
In the specific embodiment of the invention, the two ends of described protection set 5 are locked through clip 50 and delivery 2, inductive probe 1 respectively.Clip 50 can directly be bought from market, and protection set 5 two ends can be locked by clip 50 respectively with delivery 2, inductive probe 1, better tightness, and, protection set 5 positioning stablities, will not arbitrarily slide.
In the specific embodiment of the invention; it is positioned at inductive probe 1 one end outside described protection set 5 and is arranged with positioning sleeve 60; described positioning sleeve 60 is provided with external screw thread 601 with inductive probe 1 opposite side; described positioning sleeve 60 is provided with annular seal groove 602 with delivery 2 opposite side; being provided with sealing gasket 70 in described annular seal groove 602, conflicts with protection set 5 outer wall in the inner ring face of sealing gasket 70.External screw thread 601 on positioning sleeve 60 can conveniently install inductive probe 1；When sealing gasket 70 is possible to prevent to gather EGT, heat leak, causes temperature acquisition inaccurate.
Claims (10)
1. the temperature sensor being used for detecting automobile exhaust gas, include inductive probe, delivery, signal pipeline, protection set, signal pipeline is arranged in protection set, protection set two ends are respectively sleeved at inductive probe, on delivery, signal pipeline be respectively arranged at two ends with input pin, output pin, described inductive probe is provided with the first signal conveying foot, secondary signal conveying foot, signal pipeline is provided with two respectively the first signal pipelines, secondary signal pipeline, the input pin of the first signal pipeline and the conveying foot welding of the first signal, the input pin of secondary signal pipeline carries foot to weld with secondary signal, the output pin of the first signal pipeline, the output pin of secondary signal pipeline is all plugged on delivery, it is characterized in that: be additionally provided with in described protection set and fix the isolation seat being connected with inductive probe, isolation seat is provided with dividing plate, the input pin of the first described signal pipeline and the first signal conveying foot are positioned at dividing plate side, the input pin of secondary signal pipeline is positioned at the opposite side of dividing plate with secondary signal conveying foot.
2. the temperature sensor for detecting automobile exhaust gas according to claim 1, it is characterized in that: described dividing plate is respectively provided on two sides with the first groove, second groove, the both sides of dividing plate further respectively have the first wedge, second wedge, on first wedge, corresponding first groove location is provided with the first locating slot, on second wedge, corresponding second groove location is provided with the second locating slot, first groove and conglobate first storage tank of the first locating slot shape, second groove and conglobate second storage tank of the second locating slot shape, the input pin of the first signal pipeline, first signal conveying foot is positioned at the first storage tank, the input pin of secondary signal pipeline, secondary signal conveying foot is positioned at the second storage tank.
3. the temperature sensor for detecting automobile exhaust gas according to claim 2, it is characterized in that: the first described wedge is provided with the first fixture block, second wedge is provided with the second fixture block, on described dividing plate, corresponding first fixture block, the second fixture block position are respectively equipped with the first draw-in groove, the second draw-in groove, the first described fixture block is plugged in the first draw-in groove, and the second fixture block is plugged in the second draw-in groove.
4. the temperature sensor for detecting automobile exhaust gas according to claim 3, it is characterised in that: described the first wedge, the outer wall of the second wedge are all arranged in arc-shaped.
5. the temperature sensor for detecting automobile exhaust gas according to claim 1 or 2 or 3 or 4, it is characterized in that: described isolation seat is arranged in the form of a ring, described inductive probe is provided with annular boss, described isolation seat is set on annular boss, the outer wall of described annular boss is provided with spacer, the inwall of described isolation seat is provided with stopper slot, and described spacer be located in the connection forming isolation seat and inductive probe in stopper slot.
6. the temperature sensor for detecting automobile exhaust gas according to claim 5, it is characterised in that: the outer wall of described isolation seat is provided with annular seal grooves, is embedded with sealing ring in described annular seal grooves.
7. the temperature sensor for detecting automobile exhaust gas according to claim 1 or 2 or 3 or 4 or 6; it is characterized in that: the output pin of the first signal pipeline, secondary signal pipeline output pin and delivery plug-in position be additionally provided with the corrugated tube that rubber is made; corrugated tube one end is set on delivery, and the other end is plugged in protection set.
8. the temperature sensor for detecting automobile exhaust gas according to claim 7, it is characterised in that: the corrugated tube being positioned at protection set is provided with annular protrusion, and annular protrusion is conflicted with protecting jacket inner wall.
9. the temperature sensor for detecting automobile exhaust gas according to claim 1 or 2 or 3 or 4 or 6, it is characterised in that: the two ends of described protection set are respectively through clip and delivery, inductive probe locking.
10. the temperature sensor for detecting automobile exhaust gas according to claim 1 or 2 or 3 or 4 or 6; it is characterized in that: be positioned at inductive probe one end outside described protection set and be arranged with positioning sleeve; described positioning sleeve and inductive probe opposite side are provided with external screw thread; described positioning sleeve and delivery opposite side are provided with annular seal groove; being provided with sealing gasket in described annular seal groove, conflicts with protection set outer wall in the inner ring face of sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224558.7A CN105716742A (en) | 2016-04-12 | 2016-04-12 | Temperature sensor for detecting automobile waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224558.7A CN105716742A (en) | 2016-04-12 | 2016-04-12 | Temperature sensor for detecting automobile waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105716742A true CN105716742A (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610224558.7A Pending CN105716742A (en) | 2016-04-12 | 2016-04-12 | Temperature sensor for detecting automobile waste gas |
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| CN (1) | CN105716742A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827495A (en) * | 2018-08-31 | 2018-11-16 | 瑞安市益华汽车配件有限公司 | A kind of temperature sensor of automobile exhaust gas |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721830A (en) * | 2004-07-16 | 2006-01-18 | 日本特殊陶业株式会社 | Temperature sensor and method for producing the same |
| DE102008056553A1 (en) * | 2008-11-10 | 2010-05-12 | Hella Kgaa Hueck & Co. | temperature sensor |
| CN103792017A (en) * | 2014-01-27 | 2014-05-14 | 常州腾龙汽车零部件股份有限公司 | Temperature sensor special for measuring automobile exhaust and manufacturing method thereof |
| CN104204745A (en) * | 2012-03-19 | 2014-12-10 | Sc2N公司 | Temperature sensor |
| CN205079881U (en) * | 2015-11-04 | 2016-03-09 | 无锡盛邦电子有限公司 | Exhaust gas temperature sensor |
| CN205506238U (en) * | 2016-04-12 | 2016-08-24 | 瑞安市益华汽车配件有限公司 | A temperature sensor for detecting automobile exhaust gas |
-
2016
- 2016-04-12 CN CN201610224558.7A patent/CN105716742A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721830A (en) * | 2004-07-16 | 2006-01-18 | 日本特殊陶业株式会社 | Temperature sensor and method for producing the same |
| DE102008056553A1 (en) * | 2008-11-10 | 2010-05-12 | Hella Kgaa Hueck & Co. | temperature sensor |
| CN104204745A (en) * | 2012-03-19 | 2014-12-10 | Sc2N公司 | Temperature sensor |
| CN103792017A (en) * | 2014-01-27 | 2014-05-14 | 常州腾龙汽车零部件股份有限公司 | Temperature sensor special for measuring automobile exhaust and manufacturing method thereof |
| CN205079881U (en) * | 2015-11-04 | 2016-03-09 | 无锡盛邦电子有限公司 | Exhaust gas temperature sensor |
| CN205506238U (en) * | 2016-04-12 | 2016-08-24 | 瑞安市益华汽车配件有限公司 | A temperature sensor for detecting automobile exhaust gas |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827495A (en) * | 2018-08-31 | 2018-11-16 | 瑞安市益华汽车配件有限公司 | A kind of temperature sensor of automobile exhaust gas |
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Application publication date: 20160629 |