CN209432243U - A kind of digital display fuel-quantity transducer assembly - Google Patents
A kind of digital display fuel-quantity transducer assembly Download PDFInfo
- Publication number
- CN209432243U CN209432243U CN201920410439.XU CN201920410439U CN209432243U CN 209432243 U CN209432243 U CN 209432243U CN 201920410439 U CN201920410439 U CN 201920410439U CN 209432243 U CN209432243 U CN 209432243U
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- China
- Prior art keywords
- float
- brush
- digital display
- resistor body
- transducer assembly
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Abstract
A kind of digital display fuel-quantity transducer assembly, including fixed skeleton and positioned at vertically arranged vertical guide, the resistance fixed plate of fixed skeletal internal, vertical guide, resistance fixed plate are fixedly connected with fixed skeleton, and vertical guide is located at resistance fixed plate side, slidably connects float in vertical guide；Brush ontology is connected on float, there are two brushes for connection on brush ontology, it is connected between two brushes, vertical strip resistor body there are two being set in resistance fixed plate, the position of two brushes is adapted with the position of two vertical strip resistor bodies, and each brush correspondence is contacted with a strip resistor body, and strip resistor body is connected with electric resistance measuring apparatus by conducting wire.Remaining fuel oil height in display fuel tank that can be relatively accurate.
Description
Technical field
The utility model relates to measuring instrument fields, more particularly, to a kind of measuring device for measuring fuel oil height.
Background technique
The measuring device majority of current fuel tank is by cantilever drive circular arc resistor body, the disadvantage is that stroke is short, Bu Nengjing
Really display oil mass.Display that can only be general, this is very inconvenient for driver, can not accurately estimate the surplus of fuel oil,
It can not accurately estimate in the process of moving, so that whether plan ahead needs to refuel and add less.
Utility model content
The purpose of this utility model is to provide a kind of digital display fuel-quantity transducer assembly, display fuel tank that can be relatively accurate
Interior remaining fuel oil height.
The technical solution of the utility model is:
A kind of digital display fuel-quantity transducer assembly, including fixed skeleton and positioned at the vertically arranged vertical of fixed skeletal internal
Guide rail, resistance fixed plate, vertical guide, resistance fixed plate are fixedly connected with fixed skeleton, and vertical guide is fixed positioned at resistance
Plate side slidably connects float in vertical guide；Brush ontology is connected on float, there are two electricity for connection on brush ontology
Brush is connected between two brushes, sets that there are two vertical strip resistor body, the positions of two brushes and two in resistance fixed plate
The position of a vertical strip resistor body is adapted, and each brush correspondence is contacted with a strip resistor body, strip resistance
Body is connected with electric resistance measuring apparatus by conducting wire.
A vertical strip resistor body, the brush ontology are respectively provided on two opposite sides in resistance fixed plate
For annular, the brush is correspondingly arranged at the inside of brush ontology, and single brush is contacted with corresponding strip resistor body respectively.
It is wherein set on the side of side in resistance fixed plate there are two vertical strip resistor body, described two brushes correspondences are set
In brush ontology the same side, single brush is contacted with corresponding strip resistor body respectively.
The same end of described two strip resistor bodies connects electric resistance measuring apparatus, and electric resistance measuring apparatus connection statistics have shown
Device.
The electric resistance measuring apparatus is ohmmeter.
Fixed skeleton is hollow tubular.
The fixed skeleton is vertical closed tubular, is equipped with hole in the top and bottom of tubular.
Vertical guide is sliding bar or sliding slot.
Float is set in vertical guide, and float includes the float bearing positioned inside, and float bearing and vertical guide are sliding
Dynamic connection.
The limit film for preventing float from rotating around vertical guide is connected on float.
A kind of digital display fuel-quantity transducer assembly of the utility model, mainly by strip resistor body and brush, conducting wire, ohmage
Aobvious table, float, fixed skeleton composition.Brush and strip resistor body are constantly in contact and Frotteurism, using strip resistor body
Lengthening distance can will be measured, expand 2 times of display precisions again using two strip resistor bodies, and expand again by ohm digital display meter
It is ten times greater, it is further accurate.
By fixing skeleton fixed to fuel tank, brush is connect by guide rail with fixation skeleton strip resistor body, and guide rail can be with
It is sliding slot, is also possible to slide bar, brush is fixed on float.Brush and strip resistor body are constantly in contact and Frotteurism.
Conducting wire connects strip resistor body and ohm digital display meter, and ohm digital display meter connects vehicle power supply and vehicle-mounted fuel oil height is shown
Device.
In order to reduce oil plant to the injury of strip resistor body, float, the relevant portion of fixed skeleton can be fabricated to envelope
Closing shape slides up and down float in inside, but boxes out up and down, and there is fixed fuel tank flange in the upper end of fixed skeleton.Middle section
The vertical tank float of strip resistor body can be made with floating downward drive brush on oil level.
Wherein float is that foaming nitrile rubber is molded, and ohm digital display meter is commonly used equipment in the market, meets national standard mark
Standard.
Remaining fuel oil height or fuel bulk in the display fuel tank that the utility model can be relatively accurate.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of the embodiments of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structural schematic diagram of embodiment 2.
Specific embodiment
Embodiment 1
As shown in Figure 1, the utility model includes fixed skeleton 1 and vertical guide 2, resistance fixed plate 3, fixed skeleton 1 is
Tubular plays a protective role to internal element, while preventing automobile when shaking to the adverse effect of measurement, and fixed skeleton 1 is cylinder
When shape, it can be and be all closed up and down, be only equipped with hole close to top on cylinder side wall and with bottom, top is air hole, bottom
Portion is disengaging oilhole, convenient for the movement of float 5.In the present embodiment, fixed skeleton 1 is cylindrical shape.Vertical guide 2, resistance are fixed
Plate 3 is vertically arranged and is located in fixed skeleton 1, and vertical guide 2 is located at the right side of resistance fixed plate 3.Fixed skeleton 1 is fixed on
Near the petrol pump of the fuel tank of motor vehicle, fixed 1 top of skeleton is fixed on petrol pump by fixing piece, keeps fixed skeleton 1 steady
Dingan County is in fuel tank.Vertical guide 2 is in plumbness in fuel tank.Vertical guide 2 can make sliding bar or sliding slot.This
Embodiment is sliding bar.
Vertical guide 2, the upper end of resistance fixed plate 3, lower end are individually fixed at the top and bottom end of fixed skeleton 1, and two
Person is parallel, wherein being arranged with float 5 in vertical guide 2, the height of float 5 is set as needed, in order to which what float 5 slided puts down
Surely, float bearing 6 is additionally provided in float 5, the inner ring of float bearing 6 is slidably connected with the outer circumference face of vertical guide 2, guarantees
What is slided up and down is steady and accurate, and float 5 is the highly automated floating according to pasta.Bearing forms the fixation in circumferential direction, avoids
There is wiggly shaking in float 5, enable float 5 can only lower slider vertically, guarantee float 5 and 4 distance of strip resistor body
It is constant, keep frictional force, shaking smaller, measurement liquid level is more accurate.Float is avoided wiggly shaking occur.
A strip resistor body 4 is respectively fixed on the left and right side of resistance fixed plate 3, strip resistor body 4 is existing skill
The product of art can according to need the suitable length and width of customization.The upper end end of two strip resistor bodies 4 passes through conducting wire 10
Connect ohmmeter 12, ohmmeter power and measures obtained resistance value, obtain resistance readings, ohmmeter 12 pass through again circuit into
Row data conversion.The height number of oil mass is obtained, is shown on the control instruments of driver or is converted into data and be shown in
On Vehicular display device 15.It converts and shows about data, be all the technology of current existing maturation.
It is equipped with a brush ontology 7 in the outer sheath of resistance fixed plate 3, brush ontology 7 is connected by interconnecting piece 8 and float 5
It connects, as float 5 slides up and down.(brush ontology 7 can also directly be connect with float 5)
Brush ontology 7 is annular, the cross sectional shape of brush ontology 7 and resistance fixed plate 3 and strip resistor body 4 it is whole
Shape is adapted.7 points of left and right sides of brush ontology are corresponded on the inside of brush ontology 7 is respectively provided with a brush 9, the side of brush 9
Respectively with the medial surface CONTACT WITH FRICTION of corresponding strip resistor body 4, it can guarantee the reliable contacts of the two, Bu Huijie using tubular
It touches bad.It is connected between two brushes 9, is connected between two brushes 9 by metallic conductor or electric wire.Brush 9 is inherently
The material of metal, such as copper, brush ontology 7 and two brushes 9 can be the same sheet metal and are made into integration.Two such electricity
This contact position of two strip resistor bodies 4 can be connected for brush 9, i.e., directly two strip resistor bodies 4 are connected herein, measure
Electric current enters a brush 9 from a strip resistor body 4, enters another strip resistor body 4 using another brush 9.
By R=PL/S, the resistance of conductor is directly proportional to conductor length in one timing of temperature, if brush moving distance is x,
Access reduces resistance as 2x, and resistance is directly proportional to length.
For the present embodiment using two strip resistor bodies 4, the data precision measured is equivalent to single strip resistor body 4
Twice.Simultaneously because ohmmeter can show more accurate, it can show that 2 significant digits, i.e. data precision expand 10 times.Two
Person is multiplied, and data precision can expand 20 times.
In order to further increase the steady of the sliding of float 5, former and later two medial surfaces and resistance fixed plate 3 of brush ontology 7
Front and back sides be also slidably connected, form limit, guarantee during exercise steady of float 5.The spacing etc. of former and later two medial surfaces
In or slightly larger than resistance fixed plate 3 front and back sides distance.
The course of work:
Electric current enters from a strip resistor body 4, enters another brush 9 by a brush 9, is entering another
Strip resistor body 4, and then resistance value of the available strip resistor body 4 of ohmmeter in this length.It is upward with float 5
Or move down, so that it may accurately obtain brush 9 in the different resistance values of strip resistor body 4, and then fuel-displaced according to this calculating
The height and position in face.Fuel bulk can also be obtained by calculation.
Embodiment 2
Difference from Example 1 is that the structure of brush ontology 7 is not identical, in the present embodiment, the right side of brush ontology 7
Side is set there are two strip resistor body 4, and two strip resistor bodies, 4 points of time intervals are arranged, there are two the left side of brush ontology 7 is set
Brush 11, brush ontology 7 are connect with float 5, are connected between two brushes 11, and brush 11 is equally point time interval setting and a position
The position set with strip resistor body 4 is adapted.Former and later two brushes 11 are respectively at corresponding 4 CONTACT WITH FRICTION of strip resistor body.
In order to further increase the steady of the sliding of float 5, the front and rear sides of float 5, which are connected with, prevents float 5 around vertical
Two limit films 13 of the revolution rotation of guide rail 2, two limit films 13 from former and later two directions are corresponding block resistance fixed plate 3 before
Trailing flank, when float 5 moves up and down, two limit films 13 block resistance fixed plate 3 from front and back respectively, and move therewith.
When work, two brushes 11 connect two strip resistor bodies 4, and form a conductive channel, and two brushes 11 are straight
Lead in succession, plays the role of similar conducting wire, it is different according to the position of brush 11, different resistance values is obtained, and then obtain pasta
Height value.
Finally, it should be noted that fixed skeleton 1 is also possible to square tube shape；Vertical guide 2 and float 5 can not use set
If connection type, 2 side of vertical guide is equipped with sliding slot, and right end and the sliding slot of float 5 be slidably connected, and float 5 can be along the chute
It moves up and down.There are also other modes for realizing limit for limit film 13: 1, limit film is horizontally disposed with and covers in vertical guide 2,
Preset vertical card slot on 2 periphery of vertical guide, the inboard aperture of limit film is interior to be equipped with the lug boss for being inserted into vertical card slot.2,
Limit film 13 is also possible to vertically be fixed on float 5, and is stuck on 2 periphery of vertical guide in preset vertical card slot.This
The approximate variation of sample also falls within the protection scope of the present utility model.
Claims (10)
1. a kind of digital display fuel-quantity transducer assembly, it is characterised in that: including fixed skeleton and positioned at the vertical of fixed skeletal internal
Vertical guide, the resistance fixed plate of setting, vertical guide, resistance fixed plate are fixedly connected with fixed skeleton, vertical guide position
In resistance fixed plate side, float is slidably connected in vertical guide；It is connected with brush ontology on float, is connected on brush ontology
It there are two brush, is connected, sets in resistance fixed plate there are two vertical strip resistor body between two brushes, two brushes
Position is adapted with the position of two vertical strip resistor bodies, and each brush correspondence is contacted with a strip resistor body,
Strip resistor body is connected with electric resistance measuring apparatus by conducting wire.
2. a kind of digital display fuel-quantity transducer assembly according to claim 1, it is characterised in that: two in resistance fixed plate
A vertical strip resistor body is respectively provided on opposite side, the brush ontology is annular, and the brush is correspondingly arranged at electricity
The inside of brush ontology, single brush are contacted with corresponding strip resistor body respectively.
3. a kind of digital display fuel-quantity transducer assembly according to claim 1, it is characterised in that: wherein one in resistance fixed plate
It is set on the side of side there are two vertical strip resistor body, described two brushes are correspondingly arranged at brush ontology the same side, single brush
It is contacted respectively with corresponding strip resistor body.
4. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: described two length
The same end of resistor body connects electric resistance measuring apparatus, and electric resistance measuring apparatus is connected with numeric display unit.
5. a kind of digital display fuel-quantity transducer assembly according to claim 1, it is characterised in that: the electric resistance measuring apparatus is
Ohmmeter.
6. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: fixing skeleton is
Hollow tubular.
7. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: the fixed bone
Frame is vertical closed tubular, is equipped with hole in the top and bottom of tubular.
8. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: vertical guide is
Sliding bar or sliding slot.
9. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: float is set in
In vertical guide, float includes the float bearing positioned inside, and float bearing is slidably connected with vertical guide.
10. a kind of digital display fuel-quantity transducer assembly described in -3 any bars according to claim 1, it is characterised in that: connect on float
It is connected to the limit film for preventing float from rotating around vertical guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920410439.XU CN209432243U (en) | 2019-03-28 | 2019-03-28 | A kind of digital display fuel-quantity transducer assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920410439.XU CN209432243U (en) | 2019-03-28 | 2019-03-28 | A kind of digital display fuel-quantity transducer assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432243U true CN209432243U (en) | 2019-09-24 |
Family
ID=67978878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920410439.XU Expired - Fee Related CN209432243U (en) | 2019-03-28 | 2019-03-28 | A kind of digital display fuel-quantity transducer assembly |
Country Status (1)
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| CN (1) | CN209432243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530077A (en) * | 2019-09-26 | 2019-12-03 | 珠海格力电器股份有限公司 | Self-adjustable adjusting device for amount of coolant, method and air-conditioning equipment |
-
2019
- 2019-03-28 CN CN201920410439.XU patent/CN209432243U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530077A (en) * | 2019-09-26 | 2019-12-03 | 珠海格力电器股份有限公司 | Self-adjustable adjusting device for amount of coolant, method and air-conditioning equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20210328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |