CN203321732U - Fuel temperature regulating and controlling device used before high-pressure flow measurement of common rail pump - Google Patents
Fuel temperature regulating and controlling device used before high-pressure flow measurement of common rail pump Download PDFInfo
- Publication number
- CN203321732U CN203321732U CN2013203804161U CN201320380416U CN203321732U CN 203321732 U CN203321732 U CN 203321732U CN 2013203804161 U CN2013203804161 U CN 2013203804161U CN 201320380416 U CN201320380416 U CN 201320380416U CN 203321732 U CN203321732 U CN 203321732U
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- fuel
- common rail
- temperature regulating
- pressure flow
- flow measurement
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Abstract
The utility model discloses a fuel temperature regulating and controlling device used before high-pressure flow measurement of a common rail pump. The fuel temperature regulating and controlling device comprises a pressure regulating valve (1), a through tubing (2), a cooling jacket (3), a temperature sensor (4) and a two-position two-way electromagnetic valve (5), wherein the pressure regulating valve (1) is arranged between a fuel storage rail (7) and the though tubing (2); the periphery of the through tubing (2) is fixedly provided with the cooling jacket (3); the through tubing (2) is provided with the temperature sensor (4) at the outlet of the cooling jacket (3); the tail end of the through tubing (2) is connected with the two-position two-way electromagnetic valve (5); the two-position two-way electromagnetic valve (5) is connected with a flow meter and a fuel tank respectively. The fuel temperature regulating and controlling device has a simple structure and is convenient to operate, fuel in the fuel storage rail is subjected to pressure regulation, cooling and then flow measurement, preferably, an industrial personal computer is combined to automatically and precisely regulate and control the temperature of the fuel, the precision of high-pressure flow measurement of the common rail pump is greatly improved, the working efficiency is high, and the device is safe and reliable.
Description
Technical field
The utility model relates to the high voltage common rail pump testing installation, a kind of for obtaining the fuel oil temperature regulating controller before the high voltage common rail pump flow measurement specifically.
Background technique
High voltage common rail pump reaches fuel pressure in the oil storage rail between 170 ~ 210Mpa, and while measuring the flow of pump, fuel oil need be dropped to atmospheric pressure state.Can discharge a large amount of heat during the fuel oil step-down, make to measure to be difficult to accurately.
Summary of the invention
For solving the technical problem of above-mentioned existence, the utility model provides a kind of and has measured front fuel oil temperature regulating controller for common rail pump high pressure flow, and ideal value is down to and is stabilized in to the heat that step-down is discharged fast, is that Measurement accuracy is set up basis.
The utility model solves the technological scheme that its technical problem adopts:
A kind of for the fuel oil temperature regulating controller before common rail pump high pressure flow measurement, comprise pressure regulator valve, cross oil pipe, coolant jacket, temperature transducer and 2/2-way solenoid valve, described pressure regulator valve is arranged at the oil storage rail and crosses between oil pipe, the described oil pipe periphery of crossing is installed with coolant jacket, the described oil pipe of crossing is provided with temperature transducer in the coolant jacket outlet port, the described end of crossing oil pipe is connected with the 2/2-way solenoid valve, and described 2/2-way solenoid valve is connected with flowmeter, fuel tank respectively.
Be respectively arranged with cooling liquid inlet and cooling liquid outlet on described coolant jacket.
Fuel oil temperature regulating controller before described rail high pressure flow is altogether measured, also comprise process control machine, described process control machine is connected with temperature transducer, 2/2-way solenoid valve respectively, by the temperature signal of temperature transducer, controls the start and stop of 2/2-way solenoid valve both direction.
The front portion of the cooling liquid inlet of described coolant jacket is connected with ball valve, and described ball valve is connected with process control machine.
The described oil pipe rear portion of crossing is provided with the spiral cooling bath.
The utility model is simple in structure, easy to operate, fuel oil in the oil storage rail is carried out after pressure regulation, cooling down again to flow measurement, the preferred combination process control machine carries out automatic accuracy controlling to the temperature of fuel oil, oil temperature is down to 40 ± 3 ℃ fast by 100 ℃, greatly improved the precision that common rail pump high pressure flow is measured, high working efficiency, safe and reliable.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail:
Be illustrated in figure 1 a specific embodiment of the present utility model, fuel oil temperature regulating controller before should measuring for common rail pump high pressure flow, comprise pressure regulator valve 1, cross oil pipe 2, coolant jacket 3, temperature transducer 4 and 2/2-way solenoid valve 5, described pressure regulator valve 1 is arranged at oil storage rail 7 and crosses between oil pipe 2, can artificially set up cracking pressure.Described oil pipe 2 rear portions of crossing are provided with the spiral cooling bath, and described oil pipe 2 peripheries of crossing are installed with coolant jacket 3, and described coolant jacket 3 can adopt water cooling, also can adopt and be full of other cooling liquids, and the water cooling cost compare is low.The described oil pipe 2 of crossing is provided with temperature transducer 4 in coolant jacket 3 outlet ports, and the described end of crossing oil pipe 2 is connected with 2/2-way solenoid valve 5, and described 2/2-way solenoid valve 5 is connected with flowmeter, fuel tank respectively.According to the temperature of temperature transducer 4, when temperature is qualified, control the direction startup that 2/2-way solenoid valve 5 is connected with flowmeter, enter flowmeter and carry out flow measurement, if temperature is defective, control the direction startup that 2/2-way solenoid valve 5 is connected with fuel tank, fuel oil flows into fuel tank.
Be respectively arranged with cooling liquid inlet 31 and cooling liquid outlet 32 on described coolant jacket 3, for charging and discharging cooling liquid.
The utility model can adopt automatic control, also comprises process control machine 6, and described process control machine 6 is connected with temperature transducer 4,2/2-way solenoid valve 5 respectively, by the temperature signal of temperature transducer 4, controls the start and stop of 2/2-way solenoid valve 5 both directions.The front portion of the cooling liquid inlet 31 of described coolant jacket 3 is connected with ball valve 8, and described ball valve 8 is connected with process control machine 6, controls the flow of cooling liquid according to temperature regulation ball valve 8.Automatic control system, temperature adjusting is flexible, accurately, saves manually, increases work efficiency simultaneously, and measuring accuracy is high.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (5)
1. measure front fuel oil temperature regulating controller for common rail pump high pressure flow for one kind, it is characterized in that, comprise pressure regulator valve (1), cross oil pipe (2), coolant jacket (3), temperature transducer (4) and 2/2-way solenoid valve (5), described pressure regulator valve (1) is arranged at oil storage rail (7) and crosses between oil pipe (2), described oil pipe (2) periphery of crossing is installed with coolant jacket (3), the described oil pipe (2) of crossing is provided with temperature transducer (4) in coolant jacket (3) outlet port, the described end of crossing oil pipe (2) is connected with 2/2-way solenoid valve (5), described 2/2-way solenoid valve (5) respectively with flowmeter, fuel tank connects.
2. the fuel oil temperature regulating controller before measuring for common rail high pressure flow according to claim 1, is characterized in that, is respectively arranged with cooling liquid inlet (31) and cooling liquid outlet (32) on described coolant jacket (3).
3. according to claim 1 and 2 for the fuel oil temperature regulating controller before common rail high pressure flow measurement, it is characterized in that, also comprise process control machine (6), described process control machine (6) is connected with temperature transducer (4), 2/2-way solenoid valve (5) respectively, by the temperature signal of temperature transducer (4), control the start and stop of 2/2-way solenoid valve (5) both direction.
4. according to claim 3 for the fuel oil temperature regulating controller before common rail high pressure flow measurement, it is characterized in that, the front portion of the cooling liquid inlet (31) of described coolant jacket (3) is connected with ball valve (8), and described ball valve (8) is connected with process control machine (6).
5. a kind of fuel oil temperature regulating controller before measuring for common rail pump high pressure flow according to claim 1, is characterized in that, described oil pipe (2) rear portion of crossing is provided with the spiral cooling bath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203804161U CN203321732U (en) | 2013-06-29 | 2013-06-29 | Fuel temperature regulating and controlling device used before high-pressure flow measurement of common rail pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203804161U CN203321732U (en) | 2013-06-29 | 2013-06-29 | Fuel temperature regulating and controlling device used before high-pressure flow measurement of common rail pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203321732U true CN203321732U (en) | 2013-12-04 |
Family
ID=49661089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203804161U Expired - Fee Related CN203321732U (en) | 2013-06-29 | 2013-06-29 | Fuel temperature regulating and controlling device used before high-pressure flow measurement of common rail pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203321732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901384A (en) * | 2020-09-01 | 2021-06-04 | 太原理工大学 | High-pressure common rail pipe of methanol fuel engine |
-
2013
- 2013-06-29 CN CN2013203804161U patent/CN203321732U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901384A (en) * | 2020-09-01 | 2021-06-04 | 太原理工大学 | High-pressure common rail pipe of methanol fuel engine |
| CN112901384B (en) * | 2020-09-01 | 2022-05-10 | 太原理工大学 | High-pressure common rail pipe of methanol fuel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20170629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |