CN201589677U - Torque signal matching box - Google Patents
Torque signal matching box Download PDFInfo
- Publication number
- CN201589677U CN201589677U CN2009202709835U CN200920270983U CN201589677U CN 201589677 U CN201589677 U CN 201589677U CN 2009202709835 U CN2009202709835 U CN 2009202709835U CN 200920270983 U CN200920270983 U CN 200920270983U CN 201589677 U CN201589677 U CN 201589677U
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- CN
- China
- Prior art keywords
- torque signal
- signal matching
- matching box
- box body
- utility
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- Expired - Lifetime
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Abstract
The utility model discloses a torque signal matching box which comprises a lid and a box body, and further comprises an electric connector which is arranged in the box body and connected with the box body through a lining board. By adopting the scheme, the torque signal matching box has a more compact structure.
Description
Technical field
The utility model relates to mechanical field, in particular to a kind of torque signal matching box.
Background technology
Along with torque signal use increasingly extensive, also more and more higher to the requirement of torque signal matching box.
In correlation technique, because there is error in the moment of torsion that the machine-building error is measured torque sensor, so must proofread and correct the error that machine-building brings by correction factor, to guarantee that the torque value that engine electric-controlled unit (Engine Electronic Control Unit abbreviates EECU as) is measured is an actual torque.
The build-out resistor circuit of design accuracy height, anti-environment is constructed deviation resistance (coefficient) and slope resistance (coefficient) with system matches by the adjustable resistance circuit, and EECU guarantees that by these two resistance (coefficient) torque value of measuring is an actual torque.And the physical construction of torque signal matching box in the correlation technique, also there is bigger gap in the quality of auxiliary material to general requirements such as the mechanical property (as impact, vibration etc.) that reaches the torque signal matching box, environmental resistance (as humidity, mould, salt fog), quality, installation dimensions.
At the compact inadequately problem of the torque signal matching box structure in the correlation technique, effective solution is not proposed as yet at present.
The utility model content
Propose the utility model at the compact inadequately problem of the torque signal matching box structure in the correlation technique, for this reason, fundamental purpose of the present utility model is to provide a kind of torque signal matching box, to address the above problem.
To achieve these goals, according to an aspect of the present utility model, provide a kind of torque signal matching box.
Comprise lid and box body according to torque signal matching box of the present utility model, wherein, this torque signal matching box also comprises electric connector, and this electric connector is arranged in the box body, and is connected with box body by liner plate.
Preferably, be connected with lead on the electric connector, be provided with heat-shrinkable T bush in the lead outer cover.
Preferably, heat-shrinkable T bush is the fluororubber heat-shrink tube.
Preferably, be connected by bolt between lid and the box body.
Preferably, above-mentioned electric connector housing conductive resistance is less than 5m Ω.
Preferably, above-mentioned electric connector is a ZH83723 series electric connector.
Preferably, also be provided with the label of laser printing on the torque signal matching box.
Preferably, lid and box body are the ZL114A alloy components.
Preferably, above-mentioned box body outside has the chromate processing layer.
Preferably, the thickness of above-mentioned box body is 1.5mm.The thickness of lid is 1.25mm.
Comprise lid and box body according to torque signal matching box of the present utility model, wherein, this torque signal matching box also comprises: electric connector, be arranged in the box body, and be connected with box body by liner plate, by the present invention, solved the compact inadequately problem of the torque signal matching box structure in the correlation technique, and then reached and reduce torque signal matching box weight, make the effect of torque signal matching box more compact structure.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the sectional view according to the torque signal matching box of the utility model embodiment;
Fig. 2 is the outside drawing according to the torque signal matching box of the utility model embodiment;
Fig. 3 is the circuit theory diagrams according to the torque signal matching box of the utility model embodiment.
Embodiment
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments, need to prove, under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
According to embodiment of the present utility model, provide a kind of torque signal matching box.
Fig. 1 is the sectional view according to the torque signal matching box of the utility model embodiment.
As shown in Figure 1, the torque signal matching box according to the utility model embodiment comprises: lid 1 and box body 7.
Wherein, lid 1 and box body 7 all adopt ZL114A.
Preferably, the torque signal matching box according to the utility model embodiment also comprises: screw 2, printed board 3, lead 4, bolt 5, resistance 6, box body 7, screw 8, electric connector 9, liner plate 10, label 11, screw 12, heat-shrinkable T bush 13.
Wherein, preferably, above-mentioned lid 1 and box body 7 all adopt homemade trade mark ZL 114A.
Preferably, above-mentioned label adopts the method for laser printing to make, and adopts chemical method to print with respect to existing character, and the utility model adopts the method for laser printing, thereby makes writing more clear, more anti-environment and anticorrosive.
Preferably, above-mentioned heat-shrinkable T bush 13 adopts the fluororubber heat shrinkable pipe materials, and mainly adopting temperature resistant grade than original heat-shrinkable T bush is-55 ℃-135 ℃ heat-shrinkable T bush, and it is-55 ℃-200 ℃ fluororubber heat-shrink tube that the utility model adopts temperature resistant grade.
Fig. 2 is the outside drawing according to the torque signal matching box of the utility model embodiment.
As shown in Figure 2, the external structure according to the torque signal matching box of the utility model embodiment comprises: lid 1, bolt 5, screw 8, electric connector 9, label 11, screw 12.
In the utility model, preferably, can be according to the engine interface relationship, selection can with the ZH83723 of its object spare interworking series electric connector, the connector shell conductive resistance after the improvement has improved anti-Radio frequency interference (RFI) ability less than 5m Ω.
In the utility model, whirlpool axle Engine Series torque signal matching box box body, lid are the thin-walled precision castings, and the thickness of box body is 1.5mm.The thickness of lid is 1.25mm, and casting accuracy grade height, and minimal tolerance is 0.2, is 0.5 to the maximum, the regulation of CT6 in the HB 6103.
Preferably, the surface of above-mentioned box body and lid adopts chromate process to handle, and conducts electricity very well, and satisfies the requirement of product electric conductivity.
In the utility model, require design function to satisfy whirlpool axle Engine Series request for utilization; Physical dimension satisfies whirlpool axle Engine Series engine interworking requirement.
The utility model can make torque signal matching box quality less than 90g by adopting said structure.
Have the following advantages according to torque signal matching box of the present utility model:
1, be under the situation of (500 ± 25) V in DC voltage, between all pins of electric connector and the housing, the insulation resistance that do not link to each other between the pin is not less than 20M Ω.
2, between all pins of electric connector and box body, pass to effective voltage, from 0V to 500V (the frequency 50 to 60 hz, the voltage of percentage speed variation≤500V/s) progressively increase progressively, and keep 1min, by subtracting, insulating property are constant then.
3, between all pins of electric connector and box body, pass to the alternating current that maximum effective voltage is 600V, and keep 5s～10s, the change in voltage condition is the same, and insulating property are constant.
Have following technical characterictic according to resistance of the present utility model:
For build-out resistor of the present utility model:
1) deviation resistance variations scope is: 0～10876.6 Ω;
2) the slope resistance variation range is: 0～10876.6 Ω.
Under the direct current of 10A ± 0.1A, the resistance between electric connector housing and the box body installed surface is smaller or equal to 3m Ω according to torque signal matching box of the present utility model.
Fig. 3 is the circuit theory diagrams according to the torque signal matching box of the utility model embodiment.
As shown in Figure 3, in the circuit according to the torque signal matching box of the utility model embodiment, each node of resistor network all links to each other when dispatching from the factory, and is equivalent to short circuit resistance.When engine run, according to the actual torque sensor situation, extract different resistance structure build-out resistors respectively, realize the energy of system.When a certain resistance of needs, cut off its connecting line.As 2,3,5,6,7 points that cut off ZERO, then short circuit R1 and R4, the resistance of getting R2, R3, R5, R6, R7 is so the output bias build-out resistor is R2+R3+R5+R6+R7=4.7087K; Cut off 1,2,3,6,7 points of SLOPE, then short circuit R4 and R5, the resistance of getting R1, R2, R4, R6, R7 is so the output voltage gradient build-out resistor is R1+R2+R3+R6+R7=9.8629K.
In the utility model, the physical dimension of resistance 9 is provided with so that resistance can satisfy the requirement of the utility model structure.
As can be seen from the above description, the utility model has been realized following technique effect:
The utility model can improve the anti-RF capabilities of torque signal matching box, makes the electric conductivity that the reliability of torque signal matching box is higher and improve the torque signal matching box.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a torque signal matching box comprises lid (1) and box body (7), it is characterized in that, also comprises:
Electric connector (9) is arranged in the described box body (7), and is connected with described box body (7) by liner plate (10).
2. torque signal matching box according to claim 1 is characterized in that:
Be connected with lead (4) on the described electric connector (9), be provided with heat-shrinkable T bush (13) in described lead (4) outer cover.
3. torque signal matching box according to claim 2 is characterized in that, described heat-shrinkable T bush (13) is the fluororubber heat-shrink tube.
4. torque signal matching box according to claim 1 is characterized in that, is connected by bolt (5) between described lid (1) and the box body (7).
5. torque signal matching box according to claim 1 is characterized in that, the housing conductive resistance of described electric connector (9) is less than 5m Ω.
6. torque signal matching box according to claim 1 is characterized in that: described electric connector (9) is ZH83723 series electric connector.
7. torque signal matching box according to claim 1 is characterized in that, also is provided with the label (11) of laser printing on the described torque signal matching box.
8. torque signal matching box according to claim 1 is characterized in that:
Described lid (1) and described box body (7) are the ZL114A alloy components.
9. according to each described torque signal matching box in the claim 1 to 8, it is characterized in that described box body (7) outside has the chromate processing layer.
10. according to each described torque signal matching box in the claim 1 to 8, it is characterized in that the thickness of described box body (7) is 1.5mm, the thickness of lid (1) is 1.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202709835U CN201589677U (en) | 2009-12-03 | 2009-12-03 | Torque signal matching box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202709835U CN201589677U (en) | 2009-12-03 | 2009-12-03 | Torque signal matching box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201589677U true CN201589677U (en) | 2010-09-22 |
Family
ID=42749464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202709835U Expired - Lifetime CN201589677U (en) | 2009-12-03 | 2009-12-03 | Torque signal matching box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201589677U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542965A (en) * | 2013-10-29 | 2014-01-29 | 中国航空动力机械研究所 | Torque measuring system and torque calibrating method of output shaft of turboshaft engine |
| CN104007323A (en) * | 2014-06-13 | 2014-08-27 | 四川亚美动力技术有限公司 | Engine power output rotary shaft torque signal matching box resistance detection circuit |
| CN104019926A (en) * | 2014-06-13 | 2014-09-03 | 四川亚美动力技术有限公司 | Thermocouple matching box for detecting temperature between turbines of engine |
-
2009
- 2009-12-03 CN CN2009202709835U patent/CN201589677U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542965A (en) * | 2013-10-29 | 2014-01-29 | 中国航空动力机械研究所 | Torque measuring system and torque calibrating method of output shaft of turboshaft engine |
| CN103542965B (en) * | 2013-10-29 | 2015-10-28 | 中国航空动力机械研究所 | The torch measuring system of turboshaft engine output shaft and torque calibration method |
| CN104007323A (en) * | 2014-06-13 | 2014-08-27 | 四川亚美动力技术有限公司 | Engine power output rotary shaft torque signal matching box resistance detection circuit |
| CN104019926A (en) * | 2014-06-13 | 2014-09-03 | 四川亚美动力技术有限公司 | Thermocouple matching box for detecting temperature between turbines of engine |
| CN104007323B (en) * | 2014-06-13 | 2017-02-22 | 四川亚美动力技术有限公司 | Engine power output rotary shaft torque signal matching box resistance detection circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100922 |