CN108020293A - A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor - Google Patents
A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor Download PDFInfo
- Publication number
- CN108020293A CN108020293A CN201711238383.6A CN201711238383A CN108020293A CN 108020293 A CN108020293 A CN 108020293A CN 201711238383 A CN201711238383 A CN 201711238383A CN 108020293 A CN108020293 A CN 108020293A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- quantity sensor
- type fuel
- fuel quantity
- blocks
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
Abstract
The invention discloses a kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor, for carrying out dry measured capacitance value to fuel tanker under installation environment, including it is provided with the bottom plate of card slot, symmetrical and the two blocks of metal derbies, the two pieces of V-blocks, the partition plate between V-block and metal derby, the Capacitor-type Fuel Quantity Sensor on two pieces of V-blocks and the capacitance measuring tester being connected with Capacitor-type Fuel Quantity Sensor that are arranged between metal derby and are slidably mounted in card slot that are slidably mounted in card slot；The metal derby ground connection.The beneficial effects of the invention are as follows：The present invention is provided with partition plate, and edge effect of the metallic oil tank on Capacitor-type Fuel Quantity Sensor both ends is effectively eliminated by partition plate to be influenced；The obtained testing result of present invention detection is authentic and valid, and real installation data are provided for the calibration-free function of aircraft fuel oil Measurement and Control System；It is the configuration of the present invention is simple, highly practical.
Description
Technical field
The present invention relates to electron electric power technical field, is a kind of dry capacitance of Capacitor-type Fuel Quantity Sensor specifically
Detection device.
Background technology
Capacitor-type Fuel Quantity Sensor belongs to aircraft oil measurement control system, in aircraft fuel oil fuel tank, for surveying
Oil mass information in masuring tank, gives the processing of aircraft oil measurement control system.
Dry capacitance is the key technical index of Capacitor-type Fuel Quantity Sensor, but must take into consideration the edge effect because of installation environment
Distribution capacity caused by answering, this is the basis that aircraft oil measurement control system carries out calibration-free.
Dry measured capacitance value, edge effect of the metallic oil tank to Capacitor-type Fuel Quantity Sensor both ends are carried out using the prior art
Influencing so that detected value is not true enough, there are larger error, the final calibration-free work(for influencing aircraft fuel oil Measurement and Control System
The installation data that can be provided.
The content of the invention
It is an object of the invention to provide a kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor, in artificial capacitor
Formula fuel-quantity transducer carries out dry measured capacitance value under the installation environment in fuel tanker, eliminates metallic oil tank to condenser type oil
The edge effect at quantity sensor both ends influences, its detected value is close true, is the calibration-free work(of aircraft fuel oil Measurement and Control System
Real installation data can be provided.
The present invention is achieved through the following technical solutions：A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor, its
It is characterized in that：Including be provided with card slot bottom plate, it is symmetrical and be slidably mounted in card slot two blocks of metal derbies, be arranged in metal
Between block and be slidably mounted in card slot two pieces of V-blocks, the partition plate between V-block and metal derby, installed in two pieces of V
Capacitor-type Fuel Quantity Sensor on type block and the capacitance measuring tester being connected with Capacitor-type Fuel Quantity Sensor；The metal derby connects
Ground.
Further, in order to preferably realize the present invention, the card slot is T-slot, the small end and bottom plate of the T-slot
Top at grade.
Further, in order to preferably realize the present invention, the V-block include the connecting portion that is slidably mounted in card slot with
And for placing Capacitor-type Fuel Quantity Sensor and setting the supporting part of V-groove, the opening upwards of the V-groove, the condenser type
Fuel-quantity transducer is installed in V-groove.
Further, in order to preferably realize the present invention, the V-block wood materials are made.
In use, according to the length of Capacitor-type Fuel Quantity Sensor, two wooden V-blocks are adjusted, it is ensured that condenser type
Fuel-quantity transducer can be stably placed on two wooden V-blocks；By two pieces of partition plates respectively only by being placed on capacitance-type fuel quantity sensing
The both ends of device, movement simultaneously make the metal derby with conducting wire only lean on two pieces of partition plates respectively；Take away partition plate and ensure the metal derby with conducting wire
It is not moved with Capacitor-type Fuel Quantity Sensor.By the wire connecting power of the metal derby with conducting wire, capacitance-type fuel quantity is carried out
Sensor and capacitance measuring tester electrical wiring, open capacitance measuring tester according to operational manual and complete Capacitor-type Fuel Quantity Sensor
Dry capacitance detection.
Capacitance measuring tester and Capacitor-type Fuel Quantity Sensor in the present invention are the prior art, and improvement of the invention is not
It is the internal structure of capacitance measuring tester and Capacitor-type Fuel Quantity Sensor, its internal structure is not being repeated.
Compared with prior art, the present invention haing the following advantages and beneficial effect：
（1）The present invention is provided with partition plate, and metallic oil tank is effectively eliminated by partition plate to Capacitor-type Fuel Quantity Sensor both ends
Edge effect influences；
（2）The obtained testing result of present invention detection is authentic and valid, is the calibration-free function of aircraft fuel oil Measurement and Control System
Real installation data are provided；
（3）It is the configuration of the present invention is simple, highly practical.
Brief description of the drawings
Fig. 1 is the connection relationship diagram of the present invention；
Fig. 2 is the structure diagram of bottom plate of the present invention；
Fig. 3 is the structure diagram of V-block in the present invention；
Fig. 4 is usage state diagram of the present invention；
Wherein 1- bottom plates, 2-V type blocks, 21- connecting portions, 22- supporting parts, 23-V type grooves, 3- metal derbies, 4- partition plates, 5- capacitances are surveyed
Try instrument, 6- Capacitor-type Fuel Quantity Sensors.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can be machine
Tool is connected or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
The present invention is described in further detail with reference to embodiment, but the implementation of the present invention is not limited to this.
Embodiment 1：
The present invention is achieved through the following technical solutions, as Figure 1-Figure 4, a kind of dry capacitance inspection of Capacitor-type Fuel Quantity Sensor
Device is surveyed, for carrying out dry measured capacitance value to fuel tanker under installation environment, including is provided with the bottom plate 1, symmetrical of card slot
And two blocks of metal derbies 3, the two pieces of V being arranged between metal derby 3 and be slidably mounted in card slot being slidably mounted in card slot
Type block 2, the partition plate 4 between V-block 2 and metal derby 3, the Capacitor-type Fuel Quantity Sensor 6 on two pieces of V-blocks 2
And the capacitance measuring tester 5 being connected with Capacitor-type Fuel Quantity Sensor 6；The metal derby 3 is grounded.
It should be noted that pass through above-mentioned improvement.A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor, is used for
Dry measured capacitance value is carried out to fuel tanker under installation environment, including is provided with the bottom plate 1 of card slot, is symmetrically mounted in card slot
Two blocks of metal derbies 3, two pieces of V-blocks 2 installed in two blocks of metal derbies 3, be separately mounted between V-block 2 and metal derby 3 every
The Capacitor-type Fuel Quantity Sensor 6 and the capacity measurement being connected with Capacitor-type Fuel Quantity Sensor 6 that plate 4 is installed on two pieces of V-blocks 2
Instrument 5；The metal derby 3 is grounded；The metallic plate, V-block 2 and partition plate 4 are slidably mounted in card slot.
Present apparatus operation principle is：By using two insulation 2 Support Capacitor formula fuel-quantity transducers of wooden V-block, with
The installation insulation that Capacitor-type Fuel Quantity Sensor 6 requires in fuel tanker is consistent；Put using two metal derbies 3 with conducting wire
Put in the both ends of Capacitor-type Fuel Quantity Sensor 6, i.e., both ends distance when artificial capacitor formula fuel-quantity transducer 6 is installed in fuel tanker
The state of oil tank wall, by two 3 earthing bars of metal derby with conducting wire except metallic oil tank is to 6 both ends of Capacitor-type Fuel Quantity Sensor
Edge effect influences, and its detected value is provided really for the calibration-free function of aircraft fuel oil Measurement and Control System close to truly
Installation data.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 2：
The present embodiment does further optimization on the basis of above-described embodiment, and as shown in Figure 1, Figure 2, Figure 4 shows, the card slot is T-shaped
Groove, the small end of the T-slot and the top of bottom plate 1 are at grade.
It should be noted that by above-mentioned improvement, metallic plate, V-block 2 and partition plate 4 are slidably mounted in T-slot,
So that metallic plate, V-block 2 and partition plate 4 can only be for linear motion, it is impossible into line displacement.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 3：
The present embodiment does further optimization on the basis of above-described embodiment, and as shown in Fig. 1, Fig. 3, Fig. 4, the V-block 2 includes
It is slidably mounted on the connecting portion 21 of T-slot and for placing Capacitor-type Fuel Quantity Sensor 6 and setting the supporting part of V-groove 23
22, the opening upwards of the V-groove 23, the Capacitor-type Fuel Quantity Sensor 6 is installed in V-groove 23.The V-block 2 is wooden
Material is made.
It should be noted that by above-mentioned improvement, Capacitor-type Fuel Quantity Sensor 6 can effectively be avoided using V-groove 23
Deviated on supporting part 22.
The V-groove is arranged on side of the supporting part 22 away from connecting portion 21.
The connecting portion is installed on the relatively big end of T-slot and is used cooperatively with T-slot, effectively so that V-block can only edge
Card slot moves along a straight line.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 4：
The present embodiment is highly preferred embodiment of the present invention, as Figure 1-Figure 4, a kind of dry capacitance of Capacitor-type Fuel Quantity Sensor
Detection device, including be provided with card slot bottom plate 1, it is symmetrical and be slidably mounted in card slot two blocks of metal derbies 3, be arranged in gold
Belong to block 3 between and be slidably mounted in card slot two pieces of V-blocks 2, the partition plate 4 between V-block 2 and metal derby 3, installation
Capacitor-type Fuel Quantity Sensor 6 on two pieces of V-blocks 2 and the capacitance measuring tester 5 being connected with Capacitor-type Fuel Quantity Sensor 6；Institute
Metal derby 3 is stated to be grounded.
The card slot is T-slot, and the small end of the T-slot and the top of bottom plate 1 are at grade
The V-block 2 includes the connecting portion 21 being slidably mounted in card slot and for placing Capacitor-type Fuel Quantity Sensor 6 and setting
The supporting part 22 of V-groove 23, the opening upwards of the V-groove 23 are put, the Capacitor-type Fuel Quantity Sensor 6 is installed on V-groove 23
It is interior.
2 wood materials of V-block are made.
It should be noted that by above-mentioned improvement, when in use, according to the length of Capacitor-type Fuel Quantity Sensor 6, two are adjusted
A wooden V-block 22, it is ensured that Capacitor-type Fuel Quantity Sensor 6 can be stably placed on two wooden V-blocks 22.By two pieces of partition plates 4
Only simultaneously the metal derby 3 with conducting wire is set only to lean on two pieces of partition plates respectively by the both ends for being placed on Capacitor-type Fuel Quantity Sensor 6, movement respectively
4, take away partition plate 4 and ensure that the metal derby 3 with conducting wire and Capacitor-type Fuel Quantity Sensor 6 are not moved.By the metal with conducting wire
The wire connecting power of block 3, Capacitor-type Fuel Quantity Sensor 6 and 5 electrical wiring of capacitance measuring tester are carried out, according to operational manual
Open the dry capacitance detection that capacitance measuring tester 5 completes Capacitor-type Fuel Quantity Sensor 6.Effectively metallic oil tank is eliminated to capacitance
The edge effect at 6 both ends of formula fuel-quantity transducer influences, its detected value exempts from school close to truly for aircraft fuel oil Measurement and Control System
Quasi- function provides real installation data.
In use, the position of V-block 2 is adjusted according to 6 physical length of Capacitor-type Fuel Quantity Sensor first, ensures electricity
On two adjustment V-blocks 2 of the horizontal positioned dry capacitance value detection device of appearance formula fuel-quantity transducer 6；Secondly two gold with conducting wire of adjustment
Belong to block 3 and the distance at 6 both ends of Capacitor-type Fuel Quantity Sensor, comply with 6 both ends of Capacitor-type Fuel Quantity Sensor apart from fuel tank
The actual range of wall；By the conducting wire of two metal derbies 3 with conducting wire be attached；According to wiring relation, by capacitance-type fuel quantity
Sensor 6 is electrically connected with capacitance measuring tester 5；Start-up capacitance tester 5, measurement/reading Capacitor-type Fuel Quantity Sensor 6
Dry capacitance.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
The above, is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (4)
- A kind of 1. dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor, it is characterised in that：Bottom plate including being provided with card slot （1）, symmetrical and two blocks of metal derbies being slidably mounted in card slot（3）, be arranged in metal derby（3）Between and be slidably mounted on card Two pieces of V-blocks in groove（2）, installed in V-block（2）With metal derby（3）Between partition plate（4）, installed in two pieces of V-blocks（2） On Capacitor-type Fuel Quantity Sensor（6）And and Capacitor-type Fuel Quantity Sensor（6）The capacitance measuring tester of connection（5）；The metal Block（3）Ground connection.
- A kind of 2. dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor according to claim 1, it is characterised in that：Institute It is T-slot to state card slot, the small end and bottom plate of the T-slot（1）Top at grade.
- A kind of 3. dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor according to claim 2, it is characterised in that：Institute State V-block（2）Including the connecting portion being slidably mounted in T-slot（21）And for placing Capacitor-type Fuel Quantity Sensor（6）And V-groove is set（23）Supporting part（22）, the V-groove（23）Opening upwards, the Capacitor-type Fuel Quantity Sensor（6）Installation In V-groove（23）It is interior.
- A kind of 4. dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor according to claim 3, it is characterised in that：Institute State V-block（2）Wood materials are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238383.6A CN108020293A (en) | 2017-11-30 | 2017-11-30 | A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238383.6A CN108020293A (en) | 2017-11-30 | 2017-11-30 | A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108020293A true CN108020293A (en) | 2018-05-11 |
Family
ID=62077769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711238383.6A Pending CN108020293A (en) | 2017-11-30 | 2017-11-30 | A kind of dry capacitance value detection device of Capacitor-type Fuel Quantity Sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108020293A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323715A (en) * | 2018-10-31 | 2019-02-12 | 四川泛华航空仪表电器有限公司 | A kind of test fixture for capacitance type sensor |
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| JPH05217801A (en) * | 1992-02-03 | 1993-08-27 | Nichicon Corp | Dry capacitor with built-in discharge resistance |
| JP2007019235A (en) * | 2005-07-07 | 2007-01-25 | Shizuki Electric Co Inc | Dry capacitor |
| CN104215890A (en) * | 2014-09-28 | 2014-12-17 | 江苏正通电子有限公司 | Automobile filter capacitor automatically testing machine |
| CN104267229A (en) * | 2014-10-13 | 2015-01-07 | 华东光电集成器件研究所 | Micro capacitor test connection device |
| CN205719170U (en) * | 2016-04-28 | 2016-11-23 | 中国计量大学 | Based on the modified capacitor formula liquid level sensor calculating capacitance principle |
| CN206496815U (en) * | 2016-08-18 | 2017-09-15 | 四川泛华航空仪表电器有限公司 | Adjustable electric capacitance Capacitor-type Fuel Quantity Sensor |
-
2017
- 2017-11-30 CN CN201711238383.6A patent/CN108020293A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05217801A (en) * | 1992-02-03 | 1993-08-27 | Nichicon Corp | Dry capacitor with built-in discharge resistance |
| JP2007019235A (en) * | 2005-07-07 | 2007-01-25 | Shizuki Electric Co Inc | Dry capacitor |
| CN104215890A (en) * | 2014-09-28 | 2014-12-17 | 江苏正通电子有限公司 | Automobile filter capacitor automatically testing machine |
| CN104267229A (en) * | 2014-10-13 | 2015-01-07 | 华东光电集成器件研究所 | Micro capacitor test connection device |
| CN205719170U (en) * | 2016-04-28 | 2016-11-23 | 中国计量大学 | Based on the modified capacitor formula liquid level sensor calculating capacitance principle |
| CN206496815U (en) * | 2016-08-18 | 2017-09-15 | 四川泛华航空仪表电器有限公司 | Adjustable electric capacitance Capacitor-type Fuel Quantity Sensor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323715A (en) * | 2018-10-31 | 2019-02-12 | 四川泛华航空仪表电器有限公司 | A kind of test fixture for capacitance type sensor |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180511 |
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| RJ01 | Rejection of invention patent application after publication |