CN203433380U - Machine oil temperature-controlled circulating system of explosion-proof diesel engine performance testing stand - Google Patents

Machine oil temperature-controlled circulating system of explosion-proof diesel engine performance testing stand Download PDF

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Publication number
CN203433380U
CN203433380U CN201320399197.1U CN201320399197U CN203433380U CN 203433380 U CN203433380 U CN 203433380U CN 201320399197 U CN201320399197 U CN 201320399197U CN 203433380 U CN203433380 U CN 203433380U
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China
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oil
machine oil
machine
gear
type pump
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CN201320399197.1U
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Inventor
杨文杰
刘建平
于向东
毛国正
李嘉良
马靖
阎志伟
梁万吉
张梦奇
张建广
白雷
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Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
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Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
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Priority to CN201320399197.1U priority Critical patent/CN203433380U/en
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Abstract

The utility model belongs to the technical field of explosion-proof diesel engine performance testing stand equipment and specifically provides a machine oil temperature-controlled circulating system of an explosion-proof diesel engine performance testing stand, solving a problem that a machine oil system of an explosion-proof diesel engine performance testing stand is uncontrollable in temperature, inconvenient in oiling and not easy in machine oil recovery. The machine oil temperature-controlled circulating system of the explosion-proof diesel engine performance testing stand comprises a machine oil tank and a machine oil gear pump which are connected to form a loop. The machine oil temperature-controlled circulating system of the explosion-proof diesel engine performance testing stand is characterized by being controllable in temperature of machine oil, convenient in oiling and oil recovery after a test.

Description

The machine oil temperature control circulation system of anti-explosion diesel engine performance test stand
Technical field
The utility model belongs to the technical field of anti-explosion diesel engine performance test stand equipment, specifically a kind of machine oil temperature control circulation system of anti-explosion diesel engine performance test stand.
Background technology
At present, the domestic partial properties test of only having anti-explosion diesel engine for mine tool inspection center, national security production Xingtai can do anti-explosion diesel engine, its lubricating oil system is used the lubricating oil system of anti-explosion diesel engine self, exist oil temperature uncontrollable, oiling is inconvenient, has tested and with oil, has reclaimed the problems such as inconvenience.
Summary of the invention
The utility model for solve the lubricating oil system of anti-explosion diesel engine performance test stand exist temperature uncontrollable, refuel inconvenience and machine oil and reclaim difficult problem, thereby a kind of machine oil temperature control circulation system of anti-explosion diesel engine performance test stand is provided.
In order to address the above problem, the utility model is taked following technical scheme: a kind of machine oil temperature control circulation system of anti-explosion diesel engine performance test stand, comprise sump and machine oil gear-type pump, sump oil-out is connected with the oil-in of machine oil gear-type pump by oil pipe, sump oil-out is higher than machine oil gear-type pump oil-in, the oil-out of machine oil gear-type pump is connected with sump oil return opening by oil pipe, the oil-out of machine oil gear-type pump is also connected with oil pan oil-in by oil pipe, and the oil-out of oil pan is connected with the oil-in of machine oil gear-type pump by oil pipe; Between sump oil-out and machine oil gear-type pump oil-in, be provided with the fuel-displaced ball valve of fuel tank, between the oil-out of machine oil gear-type pump and the oil-in of oil pan, be provided with oil pan fuel inlet ball check valve, between the oil-in of the oil-out of oil pan and machine oil gear-type pump, be provided with oil pan oil return ball valve, between the oil-out of machine oil gear-type pump and the oil return opening of sump, be provided with tank drainback ball valve, on the oil pipe being connected with machine oil gear-type pump oil-out, be also provided with machine oil attemperating unit.
Described machine oil attemperating unit comprises heat-exchangers of the plate type, in heat-exchangers of the plate type, be provided with oil pipe and cooling water pipe, cooling water pipe water inlet is provided with chilled water water intake ball valve and electric control valve, cooling water pipe water delivering orifice is provided with chilled water water outlet ball valve, oil pipe entrance point is provided with machine oil attemperating unit fuel inlet ball check valve, oil pipe endpiece is provided with temperature sensor and the fuel-displaced ball valve of machine oil attemperating unit, and temperature sensor is connected with temperature controller, and electric control valve is also connected with temperature controller.Machine oil attemperating unit principle of work is: under the effect of machine oil gear-type pump, the machine oil of anti-explosion diesel engine oil pan enters heat-exchangers of the plate type by machine oil attemperating unit fuel inlet ball check valve, by the fuel-displaced ball valve of machine oil attemperating unit, return oil pan, the temperature sensor that is arranged on oil pipe endpiece inputs to oily temperature controller by signal, temperature controller is according to difference output 4 ~ 20mA signal controlling motorized adjustment valve opening of design temperature and detected temperatures, thereby control the cooling water flow flowing in heat-exchangers of the plate type, thereby carry out control engine oil temperature.
Between sump and machine oil gear-type pump, be provided with oil strainer.
The first machine oil to sump filling anti-explosion diesel engine model used, needed oil level in pipeline, heat-exchangers of the plate type and oil pan when institute adds machine oil and should meet test.Open the fuel-displaced ball valve of fuel tank, machine oil enters the entrance of machine oil gear-type pump by pipeline, the entrance of machine oil gear-type pump should be lower than fuel-tank outlet, open machine oil attemperating unit machine oil fuel inlet ball check valve and the fuel-displaced ball valve of machine oil attemperating unit, machine oil oil sump is carried out oil-filled, when the oil of oil pan is filled to specified altitude assignment, stop refueling, close the fuel-displaced ball valve of fuel tank, system is formed: the loop of oil pan-machine oil attemperating unit-machine oil gear-type pump-oil pan.Chilled water water intake ball valve and the chilled water water outlet ball valve of opening machine oil attemperating unit, set required oil temperature.Then open machine oil gear-type pump, carry out machine oil temperature control circular flow.In test, temperature sensor compares the machine oil inlet oil temperature signal feedback detecting to temperature controller and design temperature, and when detected temperatures is during higher than design temperature, temperature controller output signal is controlled electric control valve and increased valve opening, increases cooling water flow.When detected temperatures is during lower than design temperature, temperature controller output signal is controlled electric control valve and is reduced valve opening, reduces cooling water flow.When detected temperatures is the same with design temperature, valve opening is constant.After having tested, anti-explosion diesel engine was placed after cooling a period of time, the machine oil in anti-explosion diesel oil pan is withdrawn into sump.
Compared with prior art, it is uncontrollable that the utility model has overcome oil temperature, and oiling is inconvenient, and tested and with oil, reclaimed the problems such as inconvenience.The utility model is provided with machine oil attemperating unit, thereby controls the oil temperature of anti-explosion diesel engine explosion-proof performance testing table, and is provided with machine oil external circulating system, makes oiling and oil return more convenient.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram;
Fig. 2 is machine oil attemperating unit schematic diagram in the utility model;
1-oil pan in figure, 2-oil pan fuel inlet ball check valve, 3-machine oil attemperating unit, 4-tank drainback ball valve, 5-machine oil gear-type pump, 6-oil strainer, the fuel-displaced ball valve of 7-fuel tank, 8-oil pan oil return ball valve, 9-sump, 10-machine oil attemperating unit fuel inlet ball check valve, 11-temperature controller, 12-chilled water water intake ball valve, 13-electric control valve, 14-temperature sensor, the fuel-displaced ball valve of 15-machine oil attemperating unit, 16-chilled water water outlet ball valve, 17-heat-exchangers of the plate type.
Embodiment
As shown in Figure 1, a kind of machine oil temperature control circulation system of anti-explosion diesel engine performance test stand, comprise sump 9 and machine oil gear-type pump 5, sump 9 oil-outs are connected with the oil-in of machine oil gear-type pump 5 by oil pipe, sump 9 oil-outs are higher than the oil-in of machine oil gear-type pump 5, the oil-out of machine oil gear-type pump 5 is connected with sump 9 oil return openings by oil pipe, the oil-out of machine oil gear-type pump 5 is also connected with oil pan 1 oil-in by oil pipe, and the oil-out of oil pan 1 is connected with the oil-in of machine oil gear-type pump 5 by oil pipe; Between sump 9 oil-outs and machine oil gear-type pump 5 oil-ins, be provided with the fuel-displaced ball valve 7 of fuel tank, between the oil-in of the oil-out of machine oil gear-type pump 5 and oil pan 1, be provided with oil pan fuel inlet ball check valve 2, between the oil-in of the oil-out of oil pan 1 and machine oil gear-type pump 5, be provided with oil pan oil return ball valve 8, between the oil-out of machine oil gear-type pump 5 and the oil return opening of sump 9, be provided with tank drainback ball valve 4.
On oil pipe between machine oil gear-type pump 5 and oil pan 1, be also provided with machine oil attemperating unit 3, described machine oil attemperating unit 3 comprises heat-exchangers of the plate type 17, in heat-exchangers of the plate type 17, be provided with oil pipe and cooling water pipe, cooling water pipe water inlet is provided with chilled water water intake ball valve 12 and electric control valve 13, cooling water pipe water delivering orifice is provided with chilled water water outlet ball valve 16, oil pipe entrance point is provided with machine oil attemperating unit fuel inlet ball check valve 10, oil pipe endpiece is provided with temperature sensor 14 and the fuel-displaced ball valve 15 of machine oil attemperating unit, temperature sensor 14 is guided to temperature controller 11 by temperature signal, temperature controller 11 is controlled electric control valve 14 apertures.
Between sump 9 and machine oil gear-type pump 5, be provided with oil strainer 6.
Model machine oil used is poured in sump 9, closed tank drainback ball valve 4 and oil pan oil return ball valve 8, open the fuel-displaced ball valve 7 of oil pan fuel inlet ball check valve 2 and fuel tank, open the fuel-displaced ball valve 15 of machine oil attemperating unit fuel inlet ball check valve 10 and machine oil attemperating unit.Starter motor oilgear pump 5, gives oil pan 1 oiling, when the liquid level in oil pan 1 reaches specified altitude assignment, closes machine oil gear-type pump 5, closes the fuel-displaced ball valve 7 of tank drainback ball valve 4 and fuel tank, opens oil pan fuel inlet ball check valve 2 and oil pan oil return ball valve 8.The external refrigeration water of joining machine oil attemperating unit 3, the power supply of uncapping machine oil attemperating unit 3, and set oil temperature, enter running status, starter motor oilgear pump 5, lubricating oil system self-loopa operation.After test completes, close machine oil gear-type pump 5, close the fuel-displaced ball valve 7 of oil pan fuel inlet ball check valve 2 and fuel tank, after cooling a period of time, open tank drainback ball valve 4 and oil pan oil return ball valve 8, starter motor oilgear pump 5, by the oil delivery in oil pan 1 in sump 9.

Claims (3)

1. the machine oil temperature control circulation system of an anti-explosion diesel engine performance test stand, it is characterized in that: comprise sump (9) and machine oil gear-type pump (5), sump (9) oil-out is connected with the oil-in of machine oil gear-type pump (5) by oil pipe, sump (9) oil-out is higher than the oil-in of machine oil gear-type pump (5), the oil-out of machine oil gear-type pump (5) is connected with sump (9) oil return opening by oil pipe, the oil-out of machine oil gear-type pump (5) is also connected with oil pan (1) oil-in by oil pipe, the oil-out of oil pan (1) is connected with the oil-in of machine oil gear-type pump (5) by oil pipe, between sump (9) oil-out and machine oil gear-type pump (5) oil-in, oil pipe is provided with the fuel-displaced ball valve of fuel tank (7), between the oil-in of the oil-out of machine oil gear-type pump (5) and oil pan (1), be provided with oil pan fuel inlet ball check valve (2), between the oil-in of the oil-out of oil pan (1) and machine oil gear-type pump (5), be provided with oil pan oil return ball valve (8), between the oil return opening of the oil-out of machine oil gear-type pump (5) and sump (9), be provided with tank drainback ball valve (4), on the oil pipe being connected with machine oil gear-type pump (5) oil-out, be also provided with machine oil attemperating unit (3).
2. the machine oil temperature control circulation system of anti-explosion diesel engine performance test stand according to claim 1, it is characterized in that: described machine oil attemperating unit (3) comprises heat-exchangers of the plate type (17), heat-exchangers of the plate type is provided with cooling water pipe and oil pipe in (17), cooling water pipe water inlet is provided with chilled water water intake ball valve (12) and electric control valve (13), cooling water pipe water delivering orifice is provided with chilled water water outlet ball valve (16), oil pipe entrance point is provided with machine oil attemperating unit fuel inlet ball check valve (10), oil pipe endpiece is provided with temperature sensor (14) and the fuel-displaced ball valve of machine oil attemperating unit (15), temperature sensor (14) is connected with temperature controller (11), electric control valve (14) is also connected with temperature controller (11).
3. the machine oil temperature control circulation system of anti-explosion diesel engine performance test stand according to claim 1 and 2, is characterized in that: between sump (9) and machine oil gear-type pump (5), be provided with oil strainer (6).
CN201320399197.1U 2013-07-05 2013-07-05 Machine oil temperature-controlled circulating system of explosion-proof diesel engine performance testing stand Active CN203433380U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320399197.1U CN203433380U (en) 2013-07-05 2013-07-05 Machine oil temperature-controlled circulating system of explosion-proof diesel engine performance testing stand

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320399197.1U CN203433380U (en) 2013-07-05 2013-07-05 Machine oil temperature-controlled circulating system of explosion-proof diesel engine performance testing stand

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103412582A (en) * 2013-07-05 2013-11-27 中国煤炭科工集团太原研究院 Engine oil temperature control circulation system of explosion-proof diesel engine performance test platform

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103412582A (en) * 2013-07-05 2013-11-27 中国煤炭科工集团太原研究院 Engine oil temperature control circulation system of explosion-proof diesel engine performance test platform

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