CN204330334U - A kind of motor car engine waterway circulating analogue means - Google Patents
A kind of motor car engine waterway circulating analogue means Download PDFInfo
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- CN204330334U CN204330334U CN201420833546.0U CN201420833546U CN204330334U CN 204330334 U CN204330334 U CN 204330334U CN 201420833546 U CN201420833546 U CN 201420833546U CN 204330334 U CN204330334 U CN 204330334U
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Abstract
The utility model discloses a kind of motor car engine waterway circulating analogue means, comprise engine water temperature analogue means, water pump, electromagnetic flowmeter, electrical control cubicles, engine, HVAC assembly, cooling water tank and expansion tank, described engine water temperature analogue means is built with anti freezing solution, and engine water temperature analogue means can heat anti freezing solution; The water inlet end of described water pump is communicated with engine water temperature analogue means, the water side of water pump is communicated with the water inlet end of electromagnetic flowmeter, the water side of electromagnetic flowmeter is communicated with the water inlet of engine, and the water delivering orifice of engine is communicated with expansion tank with HVAC assembly, cooling water tank respectively; The power section of described water pump adopts variable-frequency motor, and described electrical control cubicles is provided with system electric control part, described system electric control part comprises attemperating unit, and described attemperating unit is electrically connected with variable-frequency motor; Attemperating unit comprises temperature controller and temperature sensor, and described temperature sensor is arranged in engine water temperature analogue means, for detecting the temperature of anti freezing solution.
Description
Technical field
The utility model relates to a kind of motor car engine waterway circulating analogue means.
Background technology
Water temperature is the important parameter affecting engine running, and engine-cooling system water temperature is too low, easily causes that toxic emission is poor, parts wear aggravation, power stage reduce, shorten the serviceable life of engine and add cost of use; And water temperature over-high can cause engine other problem equally, so the cooling water temperature of engine should control between 85 ~ 90 DEG C.
Usually, the cooling water temperature control system of engine comprises HVAC (heating, ventilation, air condition) assembly, cooling water tank and expansion tank, when the temperature of chilled water is lower, can be heated by HVAC assembly, improve the temperature of chilled water; Be provided with radiator fan in cooling water tank, when the temperature of chilled water is higher, can be dispelled the heat by the radiator fan in cooling water tank and cooling water tank, reduce the temperature of chilled water; When the pressure of chilled water is higher, the expansion valve pressure release of expansion tank can be opened.
In early stage engine development process, more pilot project emphasis point is the internal performance parameter etc. of the power of engine, oil consumption, engine; And the cooling system of engine directly can have influence on other performance, and carrying out in engine test, part test is wherein had to be about the thermal equilibrium of engine, water route pressure, cooling water tank and the heat-sinking capability of radiator fan, the correlation test parameter such as performance test, HVAC assembly heating ability of expansion valve, equally also extremely important.
Summary of the invention
For above-mentioned weak point of the prior art, the utility model aims to provide a kind of motor car engine waterway circulating analogue means, engine can being made just can to record relevant test parameters when not starting, having good extendability and practicality.
To achieve these goals, the technical solution of the utility model:
A kind of motor car engine waterway circulating analogue means, comprises engine water temperature analogue means, water pump, electromagnetic flowmeter, electrical control cubicles, engine, HVAC assembly, cooling water tank and expansion tank,
Described engine water temperature analogue means is built with anti freezing solution, and engine water temperature analogue means can heat anti freezing solution;
The water inlet end of described water pump is communicated with engine water temperature analogue means, the water side of water pump is communicated with the water inlet end of electromagnetic flowmeter, the water side of electromagnetic flowmeter is communicated with the water inlet of engine, and the water delivering orifice of engine is communicated with expansion tank with HVAC assembly, cooling water tank respectively;
The power section of described water pump adopts variable-frequency motor, and described electrical control cubicles is provided with system electric control part, described system electric control part comprises attemperating unit, and described attemperating unit is electrically connected with variable-frequency motor; Attemperating unit comprises temperature controller and temperature sensor, and described temperature sensor is arranged in engine water temperature analogue means, for detecting the temperature of anti freezing solution.
Further, the utility model also comprises pressure transducer, and described pressure transducer is arranged on the connecting tube of water pump and engine, for detecting the pressure of anti freezing solution in this connecting tube.
Further, described electrical control cubicles comprises testing table base, and described engine water temperature analogue means, variable-frequency motor and electromagnetic flowmeter are arranged on testing table base.
The beneficial effects of the utility model are:
During utility model works, first in engine water temperature analogue means, load the anti freezing solution of suitable level, then system electric control part is opened, in temperature controller, predetermined temperature is set, when the temperature of anti freezing solution reaches design temperature, temperature controller exports control signal makes variable-frequency motor start, anti freezing solution is extracted into engine water inlet, now by variable-frequency motor as power source, anti freezing solution is inputted continually in engine, the flow of anti freezing solution is detected by electromagnetic flowmeter, when the flow that electromagnetic flowmeter detects is consistent with the flow arranged in system electric control part, get final product experimentally demand, record the heating capacity of HVAC assembly respectively, the heat dissipation capacity of cooling water tank and the open temp of expansion valve, and then the heat-sinking capability realized cooling water tank and radiator fan, the performance test of expansion valve, the detection of HVAC assembly heating ability, adopt water circulation faults device of the present utility model to make anti freezing solution at engine Inner eycle in idling or high rotating speed by the power produced during driven by engine pump operation by simulated automotive simultaneously, and the heat to be produced in operation process by water temperature analogue means simulated engine, heated in real-time anti freezing solution.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is further described below in conjunction with specific embodiment and accompanying drawing.
A kind of motor car engine waterway circulating analogue means as shown in Figure 1, comprise engine water temperature analogue means 11, water pump, electromagnetic flowmeter 15, electrical control cubicles 16, engine 21, HVAC assembly 20, cooling water tank 23 and expansion tank 22, wherein, engine water temperature analogue means 11 in tubbiness, heats anti freezing solution for splendid attire anti freezing solution, the water inlet end of water pump is communicated with engine water temperature analogue means 11, the water side of water pump is communicated with the water inlet end of electromagnetic flowmeter 15, the water side of electromagnetic flowmeter 15 is communicated with the water inlet of engine 21, the water delivering orifice of engine 21 is communicated with expansion tank 22 with HVAC assembly 20, cooling water tank 23 respectively, is provided with radiator fan 24 in cooling water tank 23, the power section of water pump adopts variable-frequency motor 14, and electrical control cubicles 16 is provided with system electric control part 13, system electric control part 13 comprises attemperating unit 12, and attemperating unit 12 is electrically connected with variable-frequency motor 14, attemperating unit 12 comprises temperature controller and temperature sensor, temperature sensor is arranged in engine water temperature analogue means 11, for detecting the temperature of anti freezing solution, when the temperature of anti freezing solution reaches the design temperature in temperature controller, temperature controller exports control signal makes variable-frequency motor 14 start, variable-frequency motor 14 starts water inlet anti freezing solution being extracted into engine 21, now by variable-frequency motor 14 as power source, continually toward input anti freezing solution in engine 21, make anti freezing solution at engine 21, HVAC assembly 20, cooling water tank 23, flow in expansion tank 22, to reach simulated engine under operation by effect during engine belt pulley drive pump operation, when the flow that electromagnetic flowmeter 15 detects is consistent with the flow arranged in system electric control part, get final product experimentally demand, record the heating capacity of HVAC assembly 20 respectively, the heat dissipation capacity of cooling water tank 23 and the open temp of expansion valve, and then the heat-sinking capability realized cooling water tank 23 and radiator fan 24, the performance test of expansion valve, the detection of HVAC assembly 20 heating ability.
As the further optimization to technique scheme, the utility model also comprises pressure transducer, pressure transducer is arranged on the connecting tube of water pump and engine 21, for detecting the pressure of anti freezing solution in this connecting tube, simulates the detection to engine water route pressure.
As the preferred implementation to technique scheme, electrical control cubicles 16 comprises testing table base 10, and engine water temperature analogue means 11, variable-frequency motor 14 and electromagnetic flowmeter 15 are arranged on testing table base 10, so just makes the structure of analogue means compacter.
Above the technical scheme that the utility model embodiment provides is described in detail, apply specific case herein to set forth the principle of the utility model embodiment and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the utility model embodiment; Meanwhile, for one of ordinary skill in the art, according to the utility model embodiment, embodiment and range of application all will change, and in sum, this description should not be construed as restriction of the present utility model.
Claims (3)
1. a motor car engine waterway circulating analogue means, is characterized in that: comprise engine water temperature analogue means, water pump, electromagnetic flowmeter, electrical control cubicles, engine, HVAC assembly, cooling water tank and expansion tank,
Described engine water temperature analogue means is built with anti freezing solution, and engine water temperature analogue means can heat anti freezing solution;
The water inlet end of described water pump is communicated with engine water temperature analogue means, the water side of water pump is communicated with the water inlet end of electromagnetic flowmeter, the water side of electromagnetic flowmeter is communicated with the water inlet of engine, and the water delivering orifice of engine is communicated with expansion tank with HVAC assembly, cooling water tank respectively;
The power section of described water pump adopts variable-frequency motor, and described electrical control cubicles is provided with system electric control part, described system electric control part comprises attemperating unit, and described attemperating unit is electrically connected with variable-frequency motor; Attemperating unit comprises temperature controller and temperature sensor, and described temperature sensor is arranged in engine water temperature analogue means, for detecting the temperature of anti freezing solution.
2. motor car engine waterway circulating analogue means according to claim 1, it is characterized in that, also comprise pressure transducer, described pressure transducer is arranged on the connecting tube of water pump and engine, for detecting the pressure of anti freezing solution in this connecting tube.
3. motor car engine waterway circulating analogue means according to claim 1, it is characterized in that, described electrical control cubicles comprises testing table base, and described engine water temperature analogue means, variable-frequency motor and electromagnetic flowmeter are arranged on testing table base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833546.0U CN204330334U (en) | 2014-12-20 | 2014-12-20 | A kind of motor car engine waterway circulating analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833546.0U CN204330334U (en) | 2014-12-20 | 2014-12-20 | A kind of motor car engine waterway circulating analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204330334U true CN204330334U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420833546.0U Expired - Fee Related CN204330334U (en) | 2014-12-20 | 2014-12-20 | A kind of motor car engine waterway circulating analogue means |
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| Country | Link |
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| CN (1) | CN204330334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189630A (en) * | 2018-11-13 | 2020-05-22 | 广州汽车集团股份有限公司 | Cooling circulation system for transmission bench test, control method and application |
-
2014
- 2014-12-20 CN CN201420833546.0U patent/CN204330334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189630A (en) * | 2018-11-13 | 2020-05-22 | 广州汽车集团股份有限公司 | Cooling circulation system for transmission bench test, control method and application |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20191220 |