CN216248980U - Engine fuel temperature control instrument provided with micro-pressure oil pump - Google Patents
Engine fuel temperature control instrument provided with micro-pressure oil pump Download PDFInfo
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- CN216248980U CN216248980U CN202122583216.3U CN202122583216U CN216248980U CN 216248980 U CN216248980 U CN 216248980U CN 202122583216 U CN202122583216 U CN 202122583216U CN 216248980 U CN216248980 U CN 216248980U
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Abstract
The utility model discloses an engine fuel temperature control instrument with a micro-pressure oil pump, which comprises a heat exchanger, the micro-pressure oil pump and a pressure release valve, wherein an oil delivery pipe is arranged on one side wall of the heat exchanger, the oil delivery pipe is connected with the heat exchanger through a pipe hoop, the micro-pressure oil pump is arranged on the oil delivery pipe, the micro-pressure oil pump is connected with the oil delivery pipe through the pipe hoop, a bypass pipe is connected on one side wall of the oil delivery pipe, and the bypass pipe is connected with the oil delivery pipe through the pipe hoop. Has the advantages that: according to the utility model, the micro-pressure oil pump and the pressure relief valve are arranged, the fuel oil can be conveyed to the engine after a certain pressure is applied to the fuel oil through the micro-pressure oil pump, and when the pressure value of the fuel oil in the device is higher than a set value, the pressure of the fuel oil in the device is adjusted through the pressure relief valve, so that the fuel oil in the conveying pipeline is prevented from forming bubbles due to too low oil pressure, and the influence of the bubbles on the experimental result is further reduced.
Description
Technical Field
The utility model relates to the technical field of engine fuel temperature control equipment, in particular to an engine fuel temperature control instrument provided with a micro-pressure oil pump.
Background
The engine is a machine capable of converting other forms of energy into mechanical energy, and comprises an internal combustion engine, an external combustion engine, a jet engine, a motor and the like, wherein the internal combustion engine generally converts chemical energy into mechanical energy, and the engine is suitable for a power generation device and can also refer to the whole machine comprising a power device.
Current engine fuel temperature control appearance is carrying out the transportation process to fuel, under the condition that the oil pressure is low excessively easily, make the fuel form the bubble in pipeline, thereby cause the influence to the experimental result, furthermore, current engine fuel temperature control appearance is in the use, after the experiment of end to the engine, fuel in the pipeline still can stop in pipeline, after the device is static for a long time and the experimental place temperature is low when crossing, make the used fuel solidification of experiment easily, thereby block up pipeline, and then cause the difficulty when making follow-up needs to experiment once more.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, the engine fuel temperature controller who is provided with the micropressure oil pump now is proposed, current engine fuel temperature controller has been solved and is carrying out the transportation process to fuel, easily under the condition that the oil pressure is low excessively, make the fuel form the bubble in pipeline, thereby cause the influence to the experimental result, and current engine fuel temperature controller is in the use, after the experiment to the engine when ending, the fuel in the pipeline still can stop in pipeline, after the device is static for a long time and experimental place temperature is low when hanging down, make the used fuel solidification of experiment easily, thereby block up pipeline, and then cause the problem of difficulty when making follow-up needs to experiment once more.
(II) technical scheme
The utility model is realized by the following technical scheme: the utility model provides an engine fuel temperature controller with a micro-pressure oil pump, which comprises a heat exchanger, the micro-pressure oil pump and a pressure relief valve, wherein an oil delivery pipe is arranged on one side wall of the heat exchanger, the oil delivery pipe is connected with the heat exchanger through a pipe hoop, the micro-pressure oil pump is arranged on the oil delivery pipe, the micro-pressure oil pump is connected with the oil delivery pipe through the pipe hoop, a bypass pipe is connected on one side wall of the oil delivery pipe, the bypass pipe is connected with the oil delivery pipe through the pipe hoop, the pressure relief valve is arranged on the bypass pipe, and the pressure relief valve is connected with the bypass pipe through threads.
Through adopting above-mentioned technical scheme, through the minute-pressure oil pump can be after applying certain pressure to fuel, carry the fuel to the engine, when the fuel pressure value in the device is higher than the setting value, through the relief valve comes to adjust the fuel pressure in the device to avoid leading to the fuel in the pipeline to form the bubble because of the oil pressure is low excessively.
Further, defeated oil pipe one side is provided with leads oil pipe, lead oil pipe with heat exchanger passes through the ferrule and connects, lead oil pipe end and install the solenoid valve, the solenoid valve with lead oil pipe and pass through threaded connection, solenoid valve one side is provided with the connecting pipe, the connecting pipe with lead oil pipe and pass through the ferrule and connect, the air compressor machine is installed to the connecting pipe end, the air compressor machine with the connecting pipe passes through the ferrule and connects.
Through adopting above-mentioned technical scheme, after the experiment, thereby open through external control device the solenoid valve is closed oil pipe opens simultaneously the air compressor machine makes the air compressor machine is right oil pipe pressurizes to make the fuel pass through in proper order oil pipe heat exchanger and get into the fuel tank behind the oil pipe.
Furthermore, a liquid inlet pipe is installed on the other side wall of the heat exchanger, the liquid inlet pipe is connected with the heat exchanger through a pipe hoop, an electric proportional valve is installed on the liquid inlet pipe, the electric proportional valve is connected with the liquid inlet pipe through threads, a liquid discharge pipe is arranged on one side of the liquid inlet pipe, and the liquid discharge pipe is connected with the heat exchanger through a pipe hoop.
By adopting the technical scheme, water in the external water tank is guided into the heat exchanger through the liquid inlet pipe, so that the water and fuel oil exchange heat in the heat exchanger, when the temperature of the fuel oil changes, the automatic proportional valve automatically adjusts the delivery volume of the water according to the fuel oil temperature sensed by the temperature sensor, thereby realizing the accurate control of the temperature of the fuel oil, and the water after heat exchange flows back to the external water tank from the liquid discharge pipe.
Furthermore, a flowmeter is installed on the outer side wall of the oil guide pipe, and the flowmeter is connected with the oil guide pipe through threads.
By adopting the technical scheme, the fuel delivery quantity is monitored by the flowmeter.
Furthermore, a measuring branch pipe is connected to the outer side wall of the middle section of the bypass pipe, the measuring branch pipe is connected with the bypass pipe through a pipe hoop, a temperature sensor is installed on the outer side wall of the measuring branch pipe, the temperature sensor is connected with the measuring branch pipe through threads, a pressure sensor is installed at the tail end of the measuring branch pipe, and the pressure sensor is connected with the measuring branch pipe through threads.
By adopting the technical scheme, the pressure sensor and the temperature sensor respectively monitor the pressure and the temperature of the fuel oil in the delivery pipeline.
Furthermore, defeated oil pipe mid-mounting has the filter, the filter passes through the ferrule with defeated oil pipe and is connected, install the filter in the filter, the filter with the filter passes through the draw-in groove and connects.
By adopting the technical scheme, the oil delivery pipe filters impurities in the fuel oil through the filter plate in the filter in the process of transporting the fuel oil.
(III) advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
1. in order to solve the problem that the existing engine fuel temperature controller easily causes the fuel to form bubbles in a delivery pipeline under the condition of too low oil pressure in the process of delivering the fuel, thereby causing influence on experimental results, the utility model is provided with the micro-pressure oil pump and the pressure relief valve, the fuel can be delivered to an engine after applying certain pressure on the fuel through the micro-pressure oil pump, and when the pressure value of the fuel in the device is higher than a set value, the oil pressure in the device is adjusted through the pressure relief valve, thereby avoiding the formation of bubbles in the fuel in the delivery pipeline due to too low oil pressure, and further reducing the influence of the bubbles on the experimental results;
2. in order to solve the problems that in the use process of the existing engine fuel temperature control instrument, after the experiment on an engine is finished, fuel in a conveying pipeline still stays in the conveying pipeline, the fuel used in the experiment is easy to solidify after the device is static for a long time and the temperature of a test site is too low, so that the conveying pipeline is blocked, and further the follow-up experiment needs to be carried out again, the difficulty is caused, the utility model arranges an air compressor, an electromagnetic valve and a connecting pipe, the air compressor is arranged on a fuel guide pipe through the connecting pipe, the electromagnetic valve is arranged on one side of the fuel guide pipe close to the engine, after the experiment is finished, the electromagnetic valve is opened so as to close the fuel guide pipe, the air compressor is opened at the same time so that the air compressor pressurizes the fuel guide pipe, so that the fuel enters a fuel tank after sequentially passing through the fuel guide pipe, a heat exchanger and the fuel conveying pipe, and is discharged out of the conveying pipeline, thereby avoiding the fuel oil from being solidified in the conveying pipeline due to the over-low temperature and causing difficulty in the subsequent experiment.
Drawings
FIG. 1 is a front view of an engine fuel temperature control apparatus provided with a micro-pressure oil pump according to the present invention;
fig. 2 is a sectional view of a filter in an engine fuel temperature controller provided with a micro pressure oil pump according to the present invention.
The reference numerals are explained below:
1. a heat exchanger; 2. a liquid inlet pipe; 3. a liquid discharge pipe; 4. an electrically operated proportional valve; 5. an oil delivery pipe; 6. a filter plate; 7. a micro-pressure oil pump; 8. a filter; 9. an oil guide pipe; 10. a flow meter; 11. an air compressor; 12. a connecting pipe; 13. an electromagnetic valve; 14. a bypass pipe; 15. a pressure relief valve; 16. measuring branch pipes; 17. a pressure sensor; 18. a temperature sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1-2, the engine fuel temperature controller provided with a micro-pressure oil pump in the embodiment includes a heat exchanger 1, a micro-pressure oil pump 7 and a pressure release valve 15, wherein an oil delivery pipe 5 is installed on a side wall of the heat exchanger 1, the oil delivery pipe 5 is connected with the heat exchanger 1 through a pipe hoop, the micro-pressure oil pump 7 is installed on the oil delivery pipe 5, the micro-pressure oil pump 7 is connected with the oil delivery pipe 5 through the pipe hoop, a bypass pipe 14 is connected with a side wall of the oil delivery pipe 5, the bypass pipe 14 is connected with the oil delivery pipe 5 through the pipe hoop, the pressure release valve 15 is installed on the bypass pipe 14, the pressure release valve 15 is connected with the bypass pipe 14 through a thread, the fuel can be delivered to an engine after a certain pressure is applied to the fuel through the micro-pressure oil pump 7, when the pressure value of the fuel in the device is higher than a set value, the pressure of the fuel in the device is adjusted through the pressure release valve 15, thereby preventing the fuel in the delivery pipe from forming bubbles due to an excessively low oil pressure, oil pipe 5 one side is provided with leads oil pipe 9, lead oil pipe 9 and heat exchanger 1 and pass through the ferrule and be connected, lead oil pipe 9 end and install solenoid valve 13, solenoid valve 13 passes through threaded connection with lead oil pipe 9, solenoid valve 13 one side is provided with connecting pipe 12, connecting pipe 12 passes through the ferrule with lead oil pipe 9 and is connected, air compressor machine 11 is installed to connecting pipe 12 end, air compressor machine 11 passes through the ferrule with connecting pipe 12 and is connected, after the experiment, thereby open solenoid valve 13 through external control device and close lead oil pipe 9, open air compressor machine 11 simultaneously, make air compressor machine 11 pressurize lead oil pipe 9, thereby make the fuel pass through in proper order and lead oil pipe 9, get into the fuel tank behind heat exchanger 1 and the oil pipe 5.
As shown in fig. 1-2, in this embodiment, a liquid inlet pipe 2 is installed on the other side wall of a heat exchanger 1, the liquid inlet pipe 2 is connected with the heat exchanger 1 through a pipe hoop, an electric proportional valve 4 is installed on the liquid inlet pipe 2, the electric proportional valve 4 is connected with the liquid inlet pipe 2 through a screw thread, a liquid discharge pipe 3 is installed on one side of the liquid inlet pipe 2, the liquid discharge pipe 3 is connected with the heat exchanger 1 through a pipe hoop, water in an external water tank is introduced into the heat exchanger 1 through the liquid inlet pipe 2, so that the water and fuel oil perform heat exchange in the heat exchanger 1, when the temperature of the fuel oil changes, the electric proportional valve 4 automatically adjusts the delivery volume of the water according to the temperature of the fuel oil sensed by a temperature sensor 18, thereby realizing accurate control of the temperature of the fuel oil, the water after heat exchange flows back to the external water tank from the liquid discharge pipe 3, a flow meter 10 is installed on the outer side wall of a fuel guide pipe 9, and the flow meter 10 is connected with the fuel guide pipe 9 through a screw thread, the fuel delivery amount is monitored by the flow meter 10.
As shown in fig. 1-2, in this embodiment, a measuring branch 16 is connected to an outer side wall of a middle section of a bypass pipe 14, the measuring branch 16 is connected to the bypass pipe 14 through a pipe hoop, a temperature sensor 18 is installed on an outer side wall of the measuring branch 16, the temperature sensor 18 is connected to the measuring branch 16 through a thread, a pressure sensor 17 is installed at a tail end of the measuring branch 16, the pressure sensor 17 is connected to the measuring branch 16 through a thread, so that the pressure sensor 17 and the temperature sensor 18 respectively monitor pressure and temperature of fuel in a delivery pipe, a filter 8 is installed in a middle of the delivery pipe 5, the filter 8 is connected to the delivery pipe 5 through a pipe hoop, a filter plate 6 is installed in the filter 8, the filter plate 6 is connected to the filter 8 through a clamping groove, and impurities in the fuel are filtered through the filter plate 6 in the filter 8 during transportation of the delivery pipe 5.
The specific implementation process of this embodiment is as follows: when an engine is tested, fuel oil is pumped into the device through the oil delivery pipe 5 by opening the micro-pressure oil pump 7, after a certain pressure is applied to the fuel oil through the micro-pressure oil pump 7, the fuel oil enters the heat exchanger 1 through the oil delivery pipe 5, so that the phenomenon that the pressure of the fuel oil is too low to generate bubbles is avoided, in the process of delivering the fuel oil through the oil delivery pipe 5, impurities in the fuel oil are filtered through the filter plate 6 in the filter 8, so that the impurities are prevented from entering the engine, the fuel oil is guided to the engine through the oil guide pipe 9 after entering the heat exchanger 1, the delivery quantity of the fuel oil is monitored through the flowmeter 10, a part of the fuel oil enters the bypass pipe 14 in the fuel oil delivery process and enters the measuring branch pipe 16, the pressure sensor 17 and the temperature sensor 18 are used for respectively monitoring the pressure and the temperature of the fuel oil in the delivery pipe, when the pressure value is higher than a set value, the pressure value of the fuel oil is reduced through the pressure relief valve 15, when the fuel oil enters the heat exchanger 1, the water in the external water tank is guided into the heat exchanger 1 through the liquid inlet pipe 2, so that the water and the fuel oil exchange heat in the heat exchanger 1, when the fuel temperature changes, the electric proportional valve 4 can automatically adjust the delivery quantity of water according to the fuel temperature sensed by the temperature sensor 18, thereby realizing the accurate control of the fuel temperature, the water after heat exchange flows back to the external water tank from the liquid discharge pipe 3, after the experiment is finished, the electromagnetic valve 13 is opened through an external control device so as to close the oil guide pipe 9, and simultaneously the air compressor 11 is opened so that the air compressor 11 pressurizes the oil guide pipe 9, so that the fuel enters the fuel tank after passing through the oil guide pipe 9, the heat exchanger 1 and the oil delivery pipe 5 in sequence, thereby avoiding the fuel oil from being solidified in the conveying pipeline due to the over-low temperature and causing difficulty in the subsequent experiment.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (6)
1. The utility model provides an engine fuel temperature control appearance that is provided with minute-pressure oil pump which characterized in that: including heat exchanger (1), minute-pressure oil pump (7) and relief valve (15), heat exchanger (1) a side wall mounting has defeated oil pipe (5), defeated oil pipe (5) with heat exchanger (1) is connected through the ferrule, install on defeated oil pipe (5) minute-pressure oil pump (7), minute-pressure oil pump (7) with defeated oil pipe (5) are connected through the ferrule, be connected with bypass pipe (14) on defeated oil pipe (5) a side wall, bypass pipe (14) with defeated oil pipe (5) are connected through the ferrule, install on bypass pipe (14) relief valve (15), relief valve (15) with bypass pipe (14) are through threaded connection.
2. The engine fuel temperature control instrument provided with the micro-pressure oil pump according to claim 1, characterized in that: defeated oil pipe (5) one side is provided with leads oil pipe (9), lead oil pipe (9) with heat exchanger (1) is connected through the ferrule, lead oil pipe (9) end and install solenoid valve (13), solenoid valve (13) with lead oil pipe (9) and pass through threaded connection, solenoid valve (13) one side is provided with connecting pipe (12), connecting pipe (12) with lead oil pipe (9) and connect through the ferrule, air compressor machine (11) are installed to connecting pipe (12) end, air compressor machine (11) with connecting pipe (12) are connected through the ferrule.
3. The engine fuel temperature control instrument provided with the micro-pressure oil pump according to claim 1, characterized in that: the heat exchanger is characterized in that a liquid inlet pipe (2) is installed on the other side wall of the heat exchanger (1), the liquid inlet pipe (2) is connected with the heat exchanger (1) through a pipe hoop, an electric proportional valve (4) is installed on the liquid inlet pipe (2), the electric proportional valve (4) is in threaded connection with the liquid inlet pipe (2), a liquid discharge pipe (3) is arranged on one side of the liquid inlet pipe (2), and the liquid discharge pipe (3) is connected with the heat exchanger (1) through a pipe hoop.
4. An engine fuel temperature control instrument provided with a micro-pressure oil pump according to claim 2, characterized in that: install flowmeter (10) on oil pipe (9) lateral wall, flowmeter (10) with oil pipe (9) pass through threaded connection.
5. The engine fuel temperature control instrument provided with the micro-pressure oil pump according to claim 1, characterized in that: be connected with on bypass pipe (14) middle section lateral wall and measure branch pipe (16), measure branch pipe (16) with bypass pipe (14) are connected through the ferrule, install temperature sensor (18) on measuring branch pipe (16) lateral wall, temperature sensor (18) with measure branch pipe (16) and pass through threaded connection, measure branch pipe (16) end and install pressure sensor (17), pressure sensor (17) with measure branch pipe (16) and pass through threaded connection.
6. An engine fuel temperature control instrument provided with a micro-pressure oil pump according to claim 2, characterized in that: defeated oil pipe (5) mid-mounting has filter (8), filter (8) are connected through the ferrule with defeated oil pipe (5), install filter (6) in filter (8), filter (6) with filter (8) are connected through the draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122583216.3U CN216248980U (en) | 2021-10-26 | 2021-10-26 | Engine fuel temperature control instrument provided with micro-pressure oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122583216.3U CN216248980U (en) | 2021-10-26 | 2021-10-26 | Engine fuel temperature control instrument provided with micro-pressure oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216248980U true CN216248980U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122583216.3U Active CN216248980U (en) | 2021-10-26 | 2021-10-26 | Engine fuel temperature control instrument provided with micro-pressure oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216248980U (en) |
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2021
- 2021-10-26 CN CN202122583216.3U patent/CN216248980U/en active Active
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