CN211527827U - Engine cooling system test device - Google Patents
Engine cooling system test device Download PDFInfo
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- CN211527827U CN211527827U CN202020346919.7U CN202020346919U CN211527827U CN 211527827 U CN211527827 U CN 211527827U CN 202020346919 U CN202020346919 U CN 202020346919U CN 211527827 U CN211527827 U CN 211527827U
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Abstract
The utility model belongs to the technical field of the engine test, especially, relate to an engine cooling system test device. The engine cooling system test device comprises a water storage device, a flow adjustable assembly, a first simulation piece and a second simulation piece, wherein the first simulation piece is used for simulating a heat exchange mechanism of an engine cylinder cover; the water inlet of the flow adjustable component is communicated with the water outlet of the water storage device, the first water outlet of the flow adjustable component is communicated with the first water inlet end of the first simulation piece, and the second water outlet of the flow adjustable component is communicated with the second water inlet end of the second simulation piece; the first water outlet end of the first simulation piece and the second water outlet end of the second simulation piece are both communicated with the water inlet hole of the water storage device. The utility model discloses an engine cooling system test device has removed the reliance to engine and engine support when warm-up is experimental, has practiced thrift experimental cost, has promoted test efficiency, has reduced the research and development cost of engine.
Description
Technical Field
The utility model belongs to the technical field of the engine test, especially, relate to an engine cooling system test device.
Background
At present, in the processes of initial opening and full opening of an engine thermostat, fixed water temperature is required, so that the engine is relatively long in warm-up time and relatively slow in warm-up speed; however, as the policies of energy saving, environmental protection, cost reduction and efficiency improvement are more and more emphasized in the automobile industry, how to increase the warming-up speed of the engine thermostat and reduce the emission of the engine gradually becomes a problem of continuous attention. The engine cooling system flow regulation test device in the prior art needs to be tested by depending on an engine bracket and an engine body, so that each engine cooling system flow regulation test device can only be suitable for the engine on which the engine cooling system flow regulation test device is depending, therefore, different engine cooling system flow regulation test devices need to be set up for engines with different signals, the applicability is poor, and the working efficiency is low; meanwhile, the flow regulation test device of the engine cooling system in the prior art cannot be suitable for warming requirements of the engine under different working conditions, and needs great labor cost and resource cost when the engine support is built.
Disclosure of Invention
The utility model discloses engine cooling system flow control test device provides an engine cooling system test device because need rely on engine support and the experimental with high costs that causes of engine body, work efficiency low scheduling problem among the prior art.
In view of the above technical problem, an embodiment of the present invention provides an engine cooling system testing apparatus, including a water storage device, a flow adjustable assembly, a first simulation member for simulating a heat exchange mechanism of an engine cylinder head, and a second simulation member for simulating a heat exchange mechanism of an engine cylinder body; the water inlet of the flow adjustable assembly is communicated with the water outlet of the water storage device, the first water outlet of the flow adjustable assembly is communicated with the first water inlet end of the first simulation piece, and the second water outlet of the flow adjustable assembly is communicated with the second water inlet end of the second simulation piece; the first water outlet end of the first simulation piece and the second water outlet end of the second simulation piece are both communicated with the water inlet hole of the water storage device.
Optionally, the engine cooling system testing apparatus further comprises a temperature sensor comprising a first temperature sensor disposed between the first water outlet end and the water inlet hole of the water reservoir, a second temperature sensor disposed between the second water outlet end and the water inlet hole of the water reservoir, and a third temperature sensor disposed between the water outlet hole of the water reservoir and the water inlet of the flow adjustable assembly.
Optionally, the engine cooling system testing apparatus further comprises a pressure sensor mounted on the water reservoir and used for detecting a pressure value of the circulating liquid in the water reservoir.
Optionally, the flow adjustable assembly comprises a flow regulator and a water pump disposed between the water outlet of the water reservoir and the flow regulator; the water inlet is arranged at one end of the water pump connected with the water outlet of the water storage device; the first water outlet and the second water outlet are arranged at one end, far away from the water pump, of the flow regulator.
Optionally, the water pump is a mechanical water pump or an electronic water pump.
Optionally, the first simulation member includes a first box, a first heating member and a first heat exchanging member, and the first heating member and the first heat exchanging member are integrated in the first box; the first heat exchange piece is communicated with the first water inlet end and the first water outlet end.
Optionally, the second simulation element comprises a second box, a second heating element and a second heat exchange element, and the second heating element and the second heat exchange element are integrated in the second box; the second heat exchange piece is communicated with the second water inlet end and the second water outlet end; the second temperature sensor is connected to the second box body at a position corresponding to the second water outlet end.
Optionally, the engine cooling system testing apparatus further includes a first flow sensor disposed between the first water outlet and the first water inlet end, a second flow sensor disposed between the second water outlet and the second water inlet end, and a third flow sensor disposed between the water outlet hole and the water inlet.
Optionally, the engine cooling system testing apparatus further comprises a controller, and the water reservoir, the flow adjustable assembly, the first simulator, and the second simulator are all electrically connected to the controller.
Optionally, the engine cooling system testing apparatus further comprises a display screen communicatively connected to the controller. The embodiment of the utility model provides an engine cooling system test device, including water receiver, flow adjustable assembly, be used for simulating the first analog piece of engine cylinder lid heat transfer mechanism and be used for simulating the second analog piece of engine cylinder body heat transfer mechanism; the water inlet of the flow adjustable assembly is communicated with the water outlet of the water storage device, the first water outlet of the flow adjustable assembly is communicated with the first water inlet end of the first simulation piece, and the second water outlet of the flow adjustable assembly is communicated with the second water inlet end of the second simulation piece; the first water outlet end of the first simulation piece and the second water outlet end of the second simulation piece are both communicated with the water inlet hole of the water storage device.
The utility model discloses an engine cooling system test device, through first analog simulation the heating and cooling effect of engine cylinder lid, through the heating and cooling effect of second analog simulation engine cylinder body, and then, through the adjustable subassembly of flow with the circulation liquid that flows out in the water receiver with the best flow value get into first analog and second analog, thereby when reaching simulation engine cooling system and carrying out the warm-up test, the coolant liquid (be the circulation liquid in this test) gets into engine cylinder lid and gets into the best flow value of engine cylinder body, and this engine cooling system test device need not to build engine and engine support, promptly removed the reliance to engine and engine support when warm-up test, practiced thrift the cost of experiment (including cost of labor and material cost), promoted test efficiency; and the warm-up test of the engine can be completed in the research and development stage of the engine, so that the research and development cost of the engine is reduced. Meanwhile, the first simulation piece and the second simulation piece can respectively simulate the heating and radiating effects of engines with different signals, and can also simulate the heating and radiating effects of the same engine under different working conditions, so that the applicability and convenience of the engine cooling system test device are improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an engine cooling system testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a communication connection of a controller of an engine cooling system testing apparatus according to an embodiment of the present invention.
The reference numerals in the specification are as follows:
1. a water reservoir; 2. a flow adjustable assembly; 21. a water pump; 22. a flow regulator; 3. a first simulation member; 4. a second simulation member; 5. a temperature sensor; 51. a first temperature sensor; 52. a second temperature sensor; 53. a third temperature sensor; 6. a pressure sensor; 7. and a controller.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, an embodiment of the present invention provides an engine cooling system testing apparatus, which includes a water storage device 1, a flow adjustable component 2, a first simulation member 3 for simulating a heat exchange mechanism of an engine cylinder head, and a second simulation member 4 for simulating a heat exchange mechanism of an engine cylinder body; the water inlet of the flow adjustable component 2 is communicated with the water outlet of the water storage device 1, the first water outlet of the flow adjustable component 2 is communicated with the first water inlet end of the first simulation piece 3, and the second water outlet of the flow adjustable component 2 is communicated with the second water inlet end of the second simulation piece 4; the first water outlet end of the first simulation piece 3 and the second water outlet end of the second simulation piece 4 are both communicated with the water inlet hole of the water storage device 1. It can be understood that the water inlet of the flow-adjustable assembly 2 and the water outlet of the water storage device 1, the first water outlet of the flow-adjustable assembly 2 and the first water inlet end of the first simulation member 3, the second water outlet of the flow-adjustable assembly 2 and the second water inlet end of the second simulation member 4, the first water outlet end of the first simulation member 3 and the water inlet of the water storage device 1, and the second water outlet end of the second simulation member 4 and the water inlet of the water storage device 1 are connected through pipelines. And the flow-adjustable assembly 2 comprises a water pump 21 and a flow regulator 22 for regulating the flow value of the circulating liquid entering the first simulation 3 and the second simulation 4; further, as shown in fig. 2, the engine cooling system testing apparatus further includes a controller 7, and the water reservoir 1, the flow rate adjustable component 2, the first simulation member 3, and the second simulation member 4 are all electrically connected to the controller 7. Understandably, the controller 7 can be a control chip integrated in one of the above components (for example, the water reservoir 1, the flow rate adjustable component 2, the first simulation member 3, the second simulation member 4, and the like) or a separate computer device; the controller 7 is in communication connection with the water reservoir 1, the first simulation member 3, the second simulation member 4 and the flow adjustable assembly 2, so as to control the simulated heat generation of the first simulation member 3 and the second simulation member 4 and control the flow adjustable assembly 2 to adjust the flow value of the circulating liquid entering the first simulation member 3 and the second simulation member 4, and the like. In another embodiment, the water reservoir 1, the flow adjustable assembly 2, the first simulation member 3, the second simulation member 4, etc. are in communication connection with and controlled by an external computer device to perform the functions of the controller 7 of the present invention. The engine cooling system test device of the utility model simulates the heating and cooling effects of the engine cylinder cover through the first simulation part 3, simulates the heating and cooling effects of the engine cylinder body through the second simulation part 4, further, the circulating liquid flowing out of the circulating liquid in the water receiver 1 through the flow adjustable component 2 enters the first simulation part 3 and the second simulation part 4 at the optimal flow rate, so that when the engine cooling system is simulated to be subjected to a warm-up test, the cooling liquid (namely the circulating liquid in the test) enters the engine cylinder cover and the optimal flow rate value of the engine cylinder body, and the engine cooling system test device does not need to build an engine and an engine bracket, namely, the dependence on the engine and the engine bracket during the warm-up test is removed, the test cost (including labor cost and material cost) is saved, and the test efficiency is improved; and the warm-up test of the engine can be completed in the research and development stage of the engine, so that the research and development cost of the engine is reduced. First simulation piece 3 with the radiating effect of generating heat of the engine of different signals can be simulated to second simulation piece 4, also can simulate the same engine and generate heat and radiating effect under different operating modes, has consequently promoted this engine cooling system test device's suitability and convenience.
In one embodiment, as shown in fig. 1, the engine cooling system testing apparatus further comprises a temperature sensor 5, wherein the temperature sensor 5 comprises a first temperature sensor 51 disposed between the first water outlet end and the water inlet hole of the water reservoir 1, a second temperature sensor 52 disposed between the second water outlet end and the water inlet hole of the water reservoir 1, and a third temperature sensor 53 disposed between the water outlet hole of the water reservoir 1 and the water inlet of the flow adjustable assembly 2. It will be understood that the first temperature sensor 51 is used to measure the temperature of the circulating liquid flowing out of the first outlet end of the first dummy member 3, the second temperature sensor 52 is used to measure the temperature of the circulating liquid flowing out of the second outlet end of the second dummy member 4, and the third temperature sensor 53 is used to measure the flow rate of the circulating liquid flowing into the flow rate adjustable component 2. The temperature sensor 5 is beneficial for testers to accurately obtain the temperature value of the circulating liquid in time and automatically feed back the temperature value to the controller 7, so that the working efficiency of the testers and the testing accuracy are improved.
The utility model discloses in, through 3 simulations of first simulation piece the engine cylinder lid generate heat and cooling effect, pass through the second simulation piece 4 simulation engine cylinder body generates heat and cooling effect, and the supplementary of the above-mentioned temperature sensor 5 of rethread is being confirmed to flow out first simulation piece 3 with when the temperature value of the circulation liquid of second simulation piece 4 reaches preset temperature value (this preset temperature value can be set for according to the demand, also be for the optimum temperature value that corresponds to optimum flow value), can confirm to get into first simulation piece 3 with the optimum flow value of the circulation liquid of second simulation piece 4 to when reaching simulation engine cooling system and carrying out the warm-up test, the circulation liquid gets into the engine cylinder lid and gets into the optimum flow value of engine cylinder body.
Specifically, the working flow of the engine cooling system test device is as follows: the flow-adjustable assembly draws the circulating fluid from the reservoir 1 and distributes it to the first dummy 3 and the second dummy 4, the diverted circulating fluid flowing into the inlet openings of the reservoir 1 after flowing into the first dummy 3 and the second dummy 4; the first temperature sensor 51 may be configured to detect a temperature value of a circulation fluid flowing out of the first simulator 3, the first temperature sensor 51 may be configured to detect a temperature value of a circulation fluid flowing out of the second simulator 4, the third temperature sensor 53 is configured to detect a temperature value of a circulation fluid flowing into the flow adjustable assembly 2, and the first temperature sensor 51, the second temperature sensor 52 and the third temperature sensor 53 feed back respective measured temperature values of the circulation fluid to the controller 7, so that the controller 7 may adjust the flow values of the circulation fluids flowing into the first simulator 3 and the second simulator 4 in real time through the flow adjustable assembly, and when the temperature values measured by the first temperature sensor 51 and the second temperature sensor 52 are preset temperature values, the circulation fluids entering the first simulator 3, the second simulator 3, and the third temperature sensor may be obtained, The optimum flow rate value of the circulating liquid of the second simulator 4 is obtained, and therefore, the optimum flow rate value of the circulating liquid (i.e., the coolant of the engine) entering the engine head and the engine block when the engine cooling system is warmed up is obtained.
In one embodiment, as shown in fig. 1, the engine cooling system testing apparatus further includes a pressure sensor 6 mounted on the water reservoir 1 and used for detecting a pressure value of the circulating liquid in the water reservoir 1. Preferably, the pressure sensor 6 is an integrated card pressure sensor 6; it can be understood that, the pressure sensor 6 is used for detecting a pressure value of the circulating liquid in the water reservoir 1 (since the water reservoir 1 is a closed water reservoir 1, the pressure value detected by the pressure sensor 6 is also a pressure value of the circulating liquid in the whole circulating system), and when the detected pressure value of the circulating liquid exceeds a preset pressure value (the preset pressure value can be set according to the warming-up test requirement of the engine), the controller 7 can control the flow-adjustable component 2 to stop providing the circulating liquid for the first simulation part 3 and the second simulation part 4, so as to avoid damage to the test device of the cooling system of the engine caused by an excessive pressure value of the circulating liquid and reduce the risk of pipe explosion during the test, and improve the safety during the test.
In an embodiment, as shown in fig. 1, the flow adjustable assembly 2 comprises a flow regulator 22 and a water pump 21 arranged between the water outlet of the water reservoir 1 and the flow regulator 22; the water inlet is arranged at one end of the water pump 21 connected with the water outlet of the water storage device 1; the first water outlet and the second water outlet are arranged at one end of the flow regulator 22 far away from the water pump 21. It will be understood that the water pump 21, after having drawn the circulating liquid from the reservoir 1, is distributed to the first simulation member 3 and the second simulation member 4 through the flow regulator 22. Preferably, the water pump 21 is a mechanical water pump or an electronic water pump; the electronic water pump is convenient to operate and automatically adjust, and the test cost of the test device of the engine cooling system is further reduced.
In an embodiment, the first simulation element 3 comprises a first tank (not shown), a first heating element (not shown) and a first heat exchange element (not shown), the first heating element and the first heat exchange element being integrated in the first tank; the first heat exchange piece is communicated with the first water inlet end and the first water outlet end. It will be appreciated that the first box may simulate an engine head body; the first heating element comprises but is not limited to a heating wire, an electric heating rod and the like and is used for heating the first box body, so that the effect of simulating the heating of the engine cylinder cover is achieved; the first heat exchange member can be a first water through hole arranged in the first box body, the first water through hole is communicated with the first water inlet end and the first water outlet end, and when circulating liquid flows through the first water through hole, the effect of cooling the first box body is achieved, so that the technical effect of simulating a cooling water jacket and the like in an engine cylinder cover is achieved. The controller 7 can control the first heating element to heat the first box body to different temperature values, so that the warming effect of the engine under different working conditions is simulated.
It should be noted that, in fig. 1, the temperature measuring end of the first temperature sensor 51 is installed on the pipeline between the first analog part 3 and the water reservoir 1 (preferably, at the connection between the first heat exchange part of the first analog part 3 and the first water outlet end), and the second temperature sensor 52 is installed on the pipeline between the second analog part 4 and the water reservoir 1 (preferably, at the connection between the second heat exchange part of the second analog part 4 and the second water outlet end).
In an embodiment, the second simulation element 4 comprises a second tank (not shown), a second heating element (not shown) and a second heat exchange element (not shown), the second heating element and the second heat exchange element being integrated in the second tank; the second heat exchange piece is communicated with the second water inlet end and the second water outlet end; the second temperature sensor 52 is connected to the second box body at a position corresponding to the second water outlet end. It will be appreciated that the second tank may simulate an engine block body; the second heating element comprises but is not limited to a heating wire, an electric heating rod and the like and is used for heating the second box body, so that the effect of simulating the heating of the engine cylinder body is achieved; the second heat exchange part can be a second water through hole arranged in the second box body, the second water through hole is communicated with the second water inlet end and the second water outlet end, and when circulating liquid flows through the second water through hole, the effect of cooling the second box body is achieved, so that the technical effect of simulating a cooling water jacket and the like in an engine cylinder body is achieved. The controller 7 can control the second heating element to heat the second box body to different temperature values, so that the warming effect of the simulated engine under different working conditions is achieved. In an embodiment, the engine cooling system testing apparatus further includes a first flow sensor (not shown) disposed between the first water outlet and the first water inlet, a second flow sensor (not shown) disposed between the second water outlet and the second water inlet, and a third flow sensor (not shown) disposed between the water outlet and the water inlet. It can be understood that the first flow sensor is used for detecting the flow value of the circulating liquid flowing into the first simulation member 3, the second flow sensor is used for measuring the flow value of the circulating liquid flowing into the second simulation member 4, the third flow sensor is used for measuring the flow value of the circulating liquid flowing into the flow adjustable assembly 22, and the first flow sensor, the second flow sensor and the third flow sensor are designed to facilitate a tester to obtain the flow value of the circulating liquid and record the flow value of the circulating liquid, so that the test can be performed more conveniently.
In an embodiment, as shown in fig. 2, the engine cooling system testing apparatus further includes a controller 7, and the water reservoir 1, the flow adjustable component 2, the first simulator 3, and the second simulator 4 are all electrically connected to the controller 7. It is understood that the controller 7 includes, but is not limited to, an ECU (Electronic Control Unit), etc., and the controller 7 is also communicatively connected to the first temperature sensor 51, the second temperature sensor 52, the third temperature sensor 53, the pressure sensor 6, etc., the controller 7 may be configured to control start and stop of the first simulation member 3, the second simulation member 4, and the flow rate adjustable component 2, or may automatically control the flow rate adjustable component 2 to adjust the flow rate of the circulating liquid flowing into the first simulation member 3 and the second simulation member 4 according to temperature values of the circulating liquid fed back by the first temperature sensor 51, the second temperature sensor 52, and the third temperature sensor 53, thus, the optimum flow rate values of the circulating fluid flowing into the first dummy member 3 and the second dummy member 4 can be obtained when the first dummy member 3 and the second dummy member 4 are at the optimum temperature. Due to the design of the controller 7, the workload of testers is reduced, and the test efficiency is improved.
In an embodiment, the engine cooling system testing apparatus further includes a display screen communicatively connected to the controller 7. It is understood that the display screen may be configured to display parameter values of the circulating fluid measured by the first temperature sensor 51, the second temperature sensor 52, the third temperature sensor 53, the pressure sensor 6, the first flow sensor, the second flow sensor, and the third flow sensor, or other data in the test, so that a tester can obtain and record parameter values of the circulating fluid at any time.
The above description is only an example of the test device of the engine cooling system of the present invention, and should not be construed as limiting the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The test device for the cooling system of the engine is characterized by comprising a water storage device, a flow adjustable assembly, a first simulation piece and a second simulation piece, wherein the first simulation piece is used for simulating a heat exchange mechanism of a cylinder cover of the engine; the water inlet of the flow adjustable assembly is communicated with the water outlet of the water storage device, the first water outlet of the flow adjustable assembly is communicated with the first water inlet end of the first simulation piece, and the second water outlet of the flow adjustable assembly is communicated with the second water inlet end of the second simulation piece; the first water outlet end of the first simulation piece and the second water outlet end of the second simulation piece are both communicated with the water inlet hole of the water storage device.
2. The engine cooling system testing apparatus according to claim 1, further comprising a temperature sensor including a first temperature sensor disposed between the first water outlet end and the water inlet aperture of the water reservoir, a second temperature sensor disposed between the second water outlet end and the water inlet aperture of the water reservoir, and a third temperature sensor disposed between the water outlet aperture of the water reservoir and the water inlet of the flow adjustable assembly.
3. The engine cooling system testing apparatus according to claim 1, further comprising a pressure sensor mounted on said water reservoir and adapted to detect a pressure value of the circulating fluid in said water reservoir.
4. The engine cooling system testing apparatus of claim 1, wherein the flow adjustable assembly comprises a flow regulator and a water pump disposed between a water outlet of the water reservoir and the flow regulator; the water inlet is arranged at one end of the water pump connected with the water outlet of the water storage device; the first water outlet and the second water outlet are arranged at one end, far away from the water pump, of the flow regulator.
5. The engine cooling system testing device according to claim 4, wherein the water pump is a mechanical water pump or an electronic water pump.
6. The engine cooling system testing device according to claim 2, wherein the first simulation member includes a first case, a first heating member, and a first heat exchanging member, the first heating member and the first heat exchanging member being integrated in the first case; the first heat exchange piece is communicated with the first water inlet end and the first water outlet end.
7. The engine cooling system testing device according to claim 2, wherein the second simulation member includes a second tank, a second heating member, and a second heat exchanging member, the second heating member and the second heat exchanging member being integrated in the second tank; the second heat exchange piece is communicated with the second water inlet end and the second water outlet end; the second temperature sensor is connected to the second box body at a position corresponding to the second water outlet end.
8. The engine cooling system testing apparatus according to claim 1, further comprising a first flow sensor disposed between the first water outlet and the first water inlet end, a second flow sensor disposed between the second water outlet and the second water inlet end, and a third flow sensor disposed between the water outlet opening and the water inlet opening.
9. The engine cooling system testing apparatus according to any one of claims 1 to 8, further comprising a controller, wherein said water reservoir, said flow adjustable assembly, said first simulator, and said second simulator are electrically connected to said controller.
10. The engine cooling system testing apparatus of claim 9, further comprising a display screen communicatively coupled to said controller.
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| CN202020346919.7U CN211527827U (en) | 2020-03-18 | 2020-03-18 | Engine cooling system test device |
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| CN202020346919.7U CN211527827U (en) | 2020-03-18 | 2020-03-18 | Engine cooling system test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115309214A (en) * | 2022-07-15 | 2022-11-08 | 东风汽车集团股份有限公司 | Safety intelligent control system and method for test equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115309214A (en) * | 2022-07-15 | 2022-11-08 | 东风汽车集团股份有限公司 | Safety intelligent control system and method for test equipment |
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