CN204255464U - Fuel sensor assembly - Google Patents
Fuel sensor assembly Download PDFInfo
- Publication number
- CN204255464U CN204255464U CN201420774513.3U CN201420774513U CN204255464U CN 204255464 U CN204255464 U CN 204255464U CN 201420774513 U CN201420774513 U CN 201420774513U CN 204255464 U CN204255464 U CN 204255464U
- Authority
- CN
- China
- Prior art keywords
- assembly
- guide rod
- base
- oil inlet
- pipe
- 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 - Fee Related
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 31
- 239000002828 fuel tank Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 229920006351 engineering plastic Polymers 0.000 claims description 8
- 239000002991 molded plastic Substances 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 31
- 238000007789 sealing Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 10
- 238000003466 welding Methods 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Name of the present utility model is called fuel sensor assembly.Belong to fuel sensor technical field.It mainly solves the problem that when existing fuel-quantity transducer is assembled to fuel tank, efficiency is lower.Its principal character is: comprise main body assembly, O RunddichtringO, wiring board cover pipe assembly, gib screw, terminal assembly; Base is provided with can with the buckle-type interface of fuel tank Fast Installation, base is integrated with the oil inlet pipe interface, scavenge pipe interface, the oil mass remaining information pipe that dock with car load, guide rod plug assembly, oil inlet pipe assembly, scavenge pipe assembly, base by the clip in guide rod plug assembly is fitted in base coupling buckle in be assembled together; O RunddichtringO is provided with in the installation position of base; Thus realize with the quick assembling of fuel tank and seal.The utility model has the high feature of defect, long product lifecycle and the functional reliabilities such as compact conformation, lightweight, nothing seeps water or leaks, and is mainly used in the sensing automatically detecting oil of vehicle fuel tank.
Description
Technical field
The utility model belongs to fuel sensor technical field.Be specifically related to a kind of sensor unit for automatically detecting automotive oil tank Fuel Oil Remaining.
Background technology
At present, it is fastening that the fuel sensor that automobile the uses mode be mounted on fuel tank mostly is use five gib screws, and this mounting means exists the problems such as low, between sensor and fuel tank the sealing of efficiency of assembling is uneven; Meanwhile, after fuel sensor and fuel tank assemble, sensor prevents the sealing means of leakage of oil from mostly being welding manner for isolating inside and outside fuel tank, and welding manner cost is higher, and process of producing product qualification rate is relatively low.
Summary of the invention
The purpose of this utility model is exactly the fuel sensor assembly providing defect, long product lifecycle and the functional reliabilities such as a kind of compact conformation, lightweight, nothing seeps water or leaks good for above-mentioned weak point.
Technical solution of the present utility model is: a kind of fuel sensor assembly, comprises main body assembly, wiring board cover pipe assembly, terminal assembly; Main body assembly is made up of base, guide rod plug assembly, oil inlet pipe assembly, scavenge pipe assembly, screen pack top cover assembly, trip bolt assembly; Wiring board cover pipe assembly is made up of wiring board assembly, electrostatic prevention PC pipe, seal plug, wire; Terminal assembly is made up of inserted sheet, engineering plastics; Guide rod plug assembly is made up of O-ring seal, lining, clip, float assembly, guide rod, plug; Oil inlet pipe assembly is made up of O-ring seal, lining, oil inlet guide rod; Scavenge pipe assembly is made up of O-ring seal, lining, oil return guide rod; Screen pack top cover assembly is made up of self-tapping screw, top cover, screen pack assembly; Wiring board assembly is made up of pcb board, resistive element, tongue tube; Float assembly is made up of magnet steel, float; Screen pack assembly is made up of stainless (steel) wire, engineering plastics; It is characterized in that: be provided with on base can with the buckle-type interface of fuel tank Fast Installation, base is integrated with the oil inlet pipe interface, scavenge pipe interface, the oil mass remaining information pipe that dock with car load, guide rod plug assembly, oil inlet pipe assembly, scavenge pipe assembly, base by the clip in guide rod plug assembly is fitted in base coupling buckle in be assembled together; O RunddichtringO is provided with in the installation position of base.Sensor installs the sealing means of rear defence leak-stopping oil for press-fiting O RunddichtringO, relies on the deflection of O RunddichtringO to realize sealing.
Wiring board cover pipe assembly described in technical solution of the present utility model is welded together by wire and terminal assembly, then loads in the guide rod of main body assembly, fastening by gib screw.
Screen pack top cover assembly is fixed on the plug of guide rod plug assembly by trip bolt assembly by the base described in technical solution of the present utility model, guide rod plug assembly, oil inlet pipe assembly, scavenge pipe assembly after press-fiting.
Base described in technical solution of the present utility model is evenly equipped with six and buckle is installed, realize the quick assembling with fuel tank.
Float assembly described in technical solution of the present utility model is formed by magnet steel and float integral molded plastic.
Screen pack assembly described in technical solution of the present utility model is injection-moulded in plastic stent by wire netting and is formed.
The mode that the utility model fuel sensor is assembled to fuel tank is buckle-type, screw fastening mode of comparing, sealing evenly.The sealing means of leakage of oil that prevents after sensor is assembled to fuel tank realizes for press-fiting O RunddichtringO, and cost is lower, and production run homogeneity of product is better.
The utility model is owing to adopting the fuel sensor assembly be made up of main body assembly, O RunddichtringO, wiring board cover pipe assembly, gib screw, terminal assembly, be contained in after on automotive oil tank, float assembly in guide rod plug assembly can float over corresponding height with the height of fuel liquid level, trigger the closed of different dry reed pipe by magnet steel or disconnect, and then by the resistive element of different number access measuring circuit, export different resistance values, the resistance value exported is arrived by automobile instrument taken at regular intervals, thus realizes the function of instruction remaining fuel of fuel tank.
Install buckle owing to being evenly equipped with six on base, thus realize the quick assembling with fuel tank, base can realize the distortion of O RunddichtringO simultaneously when being assembled to fuel tank, then realize the sealing between base buckle place and fuel tank.
Owing to being provided with O-ring seal and lining on guide rod plug assembly, oil inlet pipe assembly, scavenge pipe assembly top, press-fited after to base by clip, O-ring seal realizes distortion, then realizes the sealing between each pipeline and fuel tank outside.
Sensor has independent access instrument circuit and does not rely on housing to install the feature of ground connection, more reliably, and strong interference immunity.Have seal plug and fluid sealant and external environment because wiring board is arranged in stainless guide rod and end, the protection of electronic devices and components is better, is not easily interfered.Because float and magnet steel integral molded plastic form, thus float, magnet steel combine firmly, and magnet steel can not loose from float, ensure that resistance exports normal.Because cover on wiring board assembly has PC to manage, the effect of tongue tube on protection circuit plate thus can be played.Owing to have employed the sealing that the mode press-fited realizes between sensor and fuel tank, eliminate the cost needed for welding, assembly has price advantage.The utility model have compact conformation, average weight, without the high feature of the defect such as oil impregnate or leakage of oil, long product lifecycle and functional reliability.The utility model is the sensor being mainly used in automatically detecting automotive oil tank Fuel Oil Remaining.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the utility model fuel sensor assembly.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the main body assembly schematic diagram of the utility model fuel sensor assembly.
Fig. 4 is the base of the utility model fuel sensor assembly and installs buckle schematic diagram.
Fig. 5 is the D-D cut-open view of Fig. 4.
Fig. 6 is the guide rod plug assembly schematic diagram of the utility model fuel sensor assembly.
Fig. 7 is the oil inlet pipe assembly schematic diagram of the utility model fuel sensor assembly.
Fig. 8 is the scavenge pipe assembly schematic diagram of the utility model fuel sensor assembly.
Fig. 9 is the screen pack top cover assembly schematic diagram of the utility model fuel sensor assembly.
Figure 10 is the main body assembly press mounting structure detailed view of the utility model fuel sensor assembly.
Figure 11 is the wiring board cover pipe assembly schematic diagram of the utility model fuel sensor assembly.
Figure 12 is the wiring board assembly schematic diagram of the utility model fuel sensor assembly.
Figure 13 is the rear view of Figure 12.
Figure 14 is the float assembly schematic diagram of the utility model fuel sensor assembly.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Fig. 1 to Figure 14.The utility model is made up of main body assembly 1, O RunddichtringO 2, wiring board cover pipe assembly 3, gib screw 4, terminal assembly 5.Main body assembly 1 is made up of base 6, guide rod plug assembly 7, oil inlet pipe assembly 8, scavenge pipe assembly 9, screen pack top cover assembly 10, trip bolt assembly 11.Wiring board cover pipe assembly 3 is made up of wiring board assembly 27, electrostatic prevention PC pipe 28, seal plug 29, wire 30.Terminal assembly 5 is made up of inserted sheet, engineering plastics.Guide rod plug assembly 7 is made up of O-ring seal 12, lining 13, clip 14, float assembly 15, guide rod 16, plug 17.Oil inlet pipe assembly 8 is made up of O-ring seal 18, lining 19, oil inlet guide rod 20.Scavenge pipe assembly 9 is made up of O-ring seal 21, lining 22, oil return guide rod 23.Screen pack top cover assembly 10 is made up of self-tapping screw 24, top cover 25, screen pack assembly 26.Wiring board assembly 27 is made up of pcb board 31, resistive element 32, tongue tube 33.Float assembly 15 is made up of magnet steel 34, float 35.Screen pack assembly 26 is made up of stainless (steel) wire, engineering plastics.Base 6 be provided with can with the buckle-type interface of fuel tank Fast Installation, base 6 is integrated with the oil inlet pipe interface, scavenge pipe interface, the oil mass remaining information pipe that dock with car load, guide rod plug assembly 7, oil inlet pipe assembly 8, scavenge pipe assembly 9, base 6 are assembled together (Fig. 4, Fig. 5) by the buckle that the clip 14 in guide rod plug assembly 7 is fitted in base 6 and mates.Be provided with O RunddichtringO 2 in the installation position of base 6, sensor installs the sealing means of rear defence leak-stopping oil for press-fiting O RunddichtringO 2, relies on the deflection of O RunddichtringO 2 to realize sealing.
Wiring board cover pipe assembly 3 is welded together by wire 30 and terminal assembly 5, then loads in the guide rod 16 of main body assembly 1, by gib screw 4 fastening composition fuel sensor assembly.
Guide rod plug assembly 7, oil inlet pipe assembly 8, scavenge pipe assembly 9, base 6 are assembled together by the buckle (Fig. 4, Fig. 5) that the clip 14 in guide rod plug assembly 7 is fitted in base 6 and mates.
Top cover 25, screen pack assembly 26 assembly screen pack top cover assembly 10 by self-tapping screw 24.
Screen pack top cover assembly 10 to be fixed on guide rod plug assembly 7 by base 6, guide rod plug assembly 7, oil inlet pipe assembly 8, scavenge pipe assembly 9 after press-fiting plug 17 by trip bolt assembly 11 forms main body assembly 1 then.
Be assemblied in PC pipe 28 after wiring board cover pipe assembly 3 assembles wire 30 and seal plug 29 by wiring board assembly 27 and form, the electron device on PC pipe 28 pairs of wiring board assemblies 27 plays a protective role.
Terminal assembly 5 is injection-moulded in engineering plastics by inserted sheet and forms, and provides the electric interfaces plug connector assembled with car load after engineering plastics are shaping.
O-ring seal 12 in guide rod plug assembly 7 realizes distortion by press-fit approach, realizes the sealing of guide rod 16 and fuel tank outside after being assembled to car load.
Oil inlet guide rod 20, oil return guide rod 23 are the same with the sealing means of guide rod 16 and fuel tank outside with the sealing means of fuel tank outside.
Base 6 is evenly equipped with six and buckle (Fig. 4, Fig. 5) is installed, realize the quick assembling with fuel tank.
Base 6 can realize the distortion of O RunddichtringO 2 after assembling with fuel tank, then realizes the sealing between base 6 buckle place and fuel tank.
Float assembly 15 is formed by magnet steel 34 and float 35 integral molded plastic.
Screen pack assembly 26 is injection-moulded in plastic stent by wire netting and is formed.
Owing to being provided with O-ring seal 12,18,21 and lining 13,19,22 on guide rod plug assembly 7, oil inlet pipe assembly 8, scavenge pipe assembly 9 top, clip 14 is being press-fited after to base 6, O-ring seal 12,18,21 realizes distortion, then realizes each pipeline 16, sealing between 20,23 and fuel tank outside.
Operating voltage is that 12/24V is general, and measure accurately, the impact by external environment is less, stable performance.Highly versatile, can be designed to the sensor of differing heights, meet user's needs according to the height of fuel tank.
Claims (6)
1. a fuel sensor assembly, comprises main body assembly (1), wiring board cover pipe assembly (3), terminal assembly (5); Main body assembly (1) is made up of base (6), guide rod plug assembly (7), oil inlet pipe assembly (8), scavenge pipe assembly (9), screen pack top cover assembly (10), trip bolt assembly (11); Wiring board cover pipe assembly (3) manages (28), seal plug (29) by wiring board assembly (27), electrostatic prevention PC, wire (30) forms; Terminal assembly (5) is made up of inserted sheet, engineering plastics; Guide rod plug assembly (7) is made up of O-ring seal (12), lining (13), clip (14), float assembly (15), guide rod (16), plug (17); Oil inlet pipe assembly (8) is made up of O-ring seal (18), lining (19), oil inlet guide rod (20); Scavenge pipe assembly (9) is made up of O-ring seal (21), lining (22), oil return guide rod (23); Screen pack top cover assembly (10) is made up of self-tapping screw (24), top cover (25), screen pack assembly (26); Wiring board assembly (27) is made up of pcb board (31), resistive element (32), tongue tube (33); Float assembly (15) is made up of magnet steel (34), float (35); Screen pack assembly (26) is made up of stainless (steel) wire, engineering plastics; It is characterized in that: be provided with on base (6) can with the buckle-type interface of fuel tank Fast Installation, base (6) is integrated with the oil inlet pipe interface, scavenge pipe interface, the oil mass remaining information pipe that dock with car load, guide rod plug assembly (7), oil inlet pipe assembly (8), scavenge pipe assembly (9), base (6) are assembled together by the buckle that the clip (14) in guide rod plug assembly (7) is fitted in base (6) and mates; O RunddichtringO (2) is provided with in the installation position of base (6).
2. fuel sensor assembly according to claim 1, it is characterized in that: described wiring board cover pipe assembly (3) is welded together by wire (30) and terminal assembly (5), then load in the guide rod (16) of main body assembly (1), fastening by gib screw (4).
3. fuel sensor assembly according to claim 1 and 2, is characterized in that: screen pack top cover assembly (10) is fixed on the plug (17) of guide rod plug assembly (7) by trip bolt assembly (11) by described base (6), guide rod plug assembly (7), oil inlet pipe assembly (8), scavenge pipe assembly (9) after press-fiting.
4. fuel sensor assembly according to claim 1 and 2, is characterized in that: described base (6) is evenly equipped with six and installs buckle.
5. fuel sensor assembly according to claim 1 and 2, is characterized in that: described float assembly (15) is formed by magnet steel (34) and float (35) integral molded plastic.
6. fuel sensor assembly according to claim 1 and 2, is characterized in that: described screen pack assembly (26) is injection-moulded in plastic stent by wire netting and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420774513.3U CN204255464U (en) | 2014-12-11 | 2014-12-11 | Fuel sensor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420774513.3U CN204255464U (en) | 2014-12-11 | 2014-12-11 | Fuel sensor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204255464U true CN204255464U (en) | 2015-04-08 |
Family
ID=52959761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420774513.3U Expired - Fee Related CN204255464U (en) | 2014-12-11 | 2014-12-11 | Fuel sensor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204255464U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996815A (en) * | 2016-07-26 | 2017-08-01 | 东风汽车电子有限公司 | Level sensor |
| CN108414056A (en) * | 2018-05-10 | 2018-08-17 | 合肥邦立电子股份有限公司 | A kind of liquid level float applied to methanol and contactless methanol liquid level sensor |
| CN112097864A (en) * | 2020-09-16 | 2020-12-18 | 合肥邦立电子股份有限公司 | Liquid level sensor pipeline connecting and positioning structure |
| CN112461328A (en) * | 2020-11-13 | 2021-03-09 | 四川泛华航空仪表电器有限公司 | Oil dipstick with high-reliability sealing structure |
| CN113237533A (en) * | 2021-05-18 | 2021-08-10 | 兖矿鲁南化工有限公司 | Ethyl acetate phase separator liquid level meter and ethyl acetate phase separator |
| CN115263902A (en) * | 2022-06-30 | 2022-11-01 | 东风柳州汽车有限公司 | Spring pin shaft, metal plate spring assembly and automobile |
-
2014
- 2014-12-11 CN CN201420774513.3U patent/CN204255464U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996815A (en) * | 2016-07-26 | 2017-08-01 | 东风汽车电子有限公司 | Level sensor |
| CN106996815B (en) * | 2016-07-26 | 2023-11-28 | 东风汽车电子有限公司 | Water level sensor |
| CN108414056A (en) * | 2018-05-10 | 2018-08-17 | 合肥邦立电子股份有限公司 | A kind of liquid level float applied to methanol and contactless methanol liquid level sensor |
| CN108414056B (en) * | 2018-05-10 | 2024-01-12 | 合肥邦立电子股份有限公司 | Be applied to liquid level float and non-contact methyl alcohol level sensor of methyl alcohol |
| CN112097864A (en) * | 2020-09-16 | 2020-12-18 | 合肥邦立电子股份有限公司 | Liquid level sensor pipeline connecting and positioning structure |
| CN112097864B (en) * | 2020-09-16 | 2022-05-03 | 合肥邦立电子股份有限公司 | Liquid level sensor pipeline connecting and positioning structure |
| CN112461328A (en) * | 2020-11-13 | 2021-03-09 | 四川泛华航空仪表电器有限公司 | Oil dipstick with high-reliability sealing structure |
| CN112461328B (en) * | 2020-11-13 | 2024-06-11 | 四川泛华航空仪表电器有限公司 | Dipstick with high-reliability sealing structure |
| CN113237533A (en) * | 2021-05-18 | 2021-08-10 | 兖矿鲁南化工有限公司 | Ethyl acetate phase separator liquid level meter and ethyl acetate phase separator |
| CN115263902A (en) * | 2022-06-30 | 2022-11-01 | 东风柳州汽车有限公司 | Spring pin shaft, metal plate spring assembly and automobile |
| CN115263902B (en) * | 2022-06-30 | 2023-07-21 | 东风柳州汽车有限公司 | Spring pin shaft, metal plate spring assembly and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 441000 Jiangshan South Road Venture Center, Xiangyang High-tech Zone, Hubei Province Patentee after: Dongfeng Power Drive System Co.,Ltd. Address before: 441001 No. 227 Daqing East Road, Xiangfan City, Hubei Province Patentee before: DONGFENG AUTOMOBILE ELECTRONICS Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |