CN205401525U - A control system that is used for accurate sensing hydraulic retarber temperature - Google Patents
A control system that is used for accurate sensing hydraulic retarber temperature Download PDFInfo
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- CN205401525U CN205401525U CN201620155967.1U CN201620155967U CN205401525U CN 205401525 U CN205401525 U CN 205401525U CN 201620155967 U CN201620155967 U CN 201620155967U CN 205401525 U CN205401525 U CN 205401525U
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- water temperature
- temperature sensor
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- heat exchanger
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Abstract
The utility model discloses a control system that is used for accurate sensing hydraulic retarber temperature, it include the controller and respectively with proportional valve, water temperature sensor that the controller electricity is connected, water temperature sensor installs on the heat exchanger's of hydraulic retarber outlet pipe, the outlet pipe include with the first straight tube section of heat exchanger intercommunication, with the bend loss of first straight tube section intercommunication, and with the second straight tube section of bend loss intercommunication, water temperature sensor fixes first straight tube section with the intercommunication department of bend loss, water temperature sensor's axis is located on the vertical symmetrical cutting plane of first straight tube section. Install the intercommunication department at first straight tube section and bend loss with water temperature sensor, the sensor installation be convenient for, and here cooling water is close to heat exchanger and also has the certain distance from the engine again, the promptness of the signal feedback the also sensing can be guaranteed when guaranteeing temperature measuring accuracy after.
Description
Technical field
This utility model relates to auxiliary brake device for automobile technical field, is specifically related to a kind of control system for accurately sensing Retarder water temperature.
Background technology
Retarder is a kind of auxiliary brake device for automobile, it is mainly used in motorbus, urban public traffic vehicles, heavy truck, special purpose vehicle and military vehicle, Retarder includes housing and heat exchanger etc., housing has shoe cream room and working oil chamber, impeller of rotor and stator impeller it is provided with in working oil chamber, the output shaft synchronous of impeller of rotor and automotive transmission case rotates, and in motion, impeller of rotor also can rotate automobile.During Retarder work, compression air enters shoe cream room, Medium Oil in shoe cream room is pressed into the cavity between stator impeller and impeller of rotor, when Retarder is started working, impeller of rotor drives Medium Oil to rotate about the axis, simultaneously, Medium Oil moves along the direction blade of impeller of rotor and gets rid of to stator impeller, Medium Oil is produced counteracting force by the blade of stator impeller, Medium Oil outflow stator impeller goes back to impact rotor impeller again, thus form the moment of resistance to impeller of rotor, thus realizing the decelerating effect to vehicle.
nullHeat exchanger place at Retarder，Medium Oil in working oil chamber and the cooling water coke slurry heat energy in cooling line，Cooling water after heat exchange can flow direction engine，Electromotor can be damaged when cooling down the water temperature over-high of water，Affect the service life of electromotor，It is thus desirable to the temperature of the cooling water of monitoring backflow in real time，When the temperature cooling down water reaches threshold value，The air pressure in shoe cream room is reduced by controlling proportioning valve aperture，Minimizing that Medium Oil is done work reduces oil temperature，It is finally reached the purpose reducing water temperature，But，The installation site of the sensor of the cooling water temperature of detection backflow is particularly significant，It is related to promptness and the accuracy of water temperature detection，And have influence on the work efficiency of Retarder，In correlation technique，The installation site of cooling-water temperature sensor differs，The temperature detection of cooling water is not prompt enough accurately，Cause that the water temperature sensing and controlling system of whole Retarder is inefficient.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of can promote water temperature detection promptly and accurately property to improve the control system of Retarder work efficiency.
The technical solution of the utility model is, a kind of control system for accurately sensing Retarder water temperature with following structure is provided, it includes controller and the proportioning valve electrically connected respectively with described controller, cooling-water temperature sensor, described cooling-water temperature sensor is arranged on the outlet pipe of the heat exchanger of Retarder, described outlet pipe includes the first straight length connected with described heat exchanger, the bend loss connected with described first straight length, and the second straight length connected with described bend loss, described cooling-water temperature sensor is fixed on the connectivity part of described first straight length and described bend loss, the axis of described cooling-water temperature sensor is positioned on the vertical symmetrical cutting plane of described first straight length.
Further, described cooling-water temperature sensor is obliquely installed relative to described first straight length, and the induction end of described cooling-water temperature sensor is away from described heat exchanger, and the angle of the axis of described cooling-water temperature sensor and the axis of described first straight length is 45 °～80 °.
Further, the spacing between described cooling-water temperature sensor and described heat exchanger is 30～60mm.
Technical solutions of the utility model have the beneficial effect that controller, proportioning valve and cooling-water temperature sensor constitute the water temperature sensing and controlling system on basis, by being arranged to include the first straight length by the outlet pipe of heat exchanger, the structure of bend loss and the second straight length, cooling-water temperature sensor is arranged on the connectivity part of the first straight length and bend loss, it is easy to sensor install, and cooling water also has with a certain distance from electromotor again near heat exchanger herein, the promptness of the signal feedback after also can guarantee that sensing while ensureing the accuracy of temperature measurement, the axis of cooling-water temperature sensor is on the vertical symmetrical cutting plane of the first straight length, imply that cooling-water temperature sensor is vertically to be inserted on the first straight length, the fixed structure making cooling-water temperature sensor is more stable.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below the accompanying drawing used required during embodiment is described is briefly described, 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 premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the automatically controlled figure of the control system for accurately sensing Retarder water temperature that this utility model embodiment provides；
Fig. 2 is the structural representation of heat exchanger and outlet pipe.
Wherein, accompanying drawing is labeled as:
1, controller, 2, proportioning valve, 3, cooling-water temperature sensor, 4, heat exchanger, 5a, the first straight length, 5b, bend loss, 5c, the second straight length.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Refer to Fig. 1, shown in Fig. 2, this utility model provides a kind of control system for accurately sensing Retarder water temperature, it includes controller 1 and the proportioning valve 2 electrically connected respectively with controller 1, cooling-water temperature sensor 3, wherein, cooling-water temperature sensor 3 is arranged on the outlet pipe of heat exchanger 4 of Retarder, outlet pipe includes the first straight length 5a connected with heat exchanger, and with the first straight length 5a bend loss 5b connected, and the second straight length 5c connected with bend loss 5b, cooling-water temperature sensor 3 is fixed on the connectivity part of the first straight length 5a and bend loss 5b, the axis of cooling-water temperature sensor 3 is positioned on the vertical symmetrical cutting plane of the first straight length 5a.
Further, wherein in a kind of implementation, cooling-water temperature sensor 3 is obliquely installed relative to the first straight length 5a, and the induction end of cooling-water temperature sensor 3 is away from heat exchanger 4, and the angle of the axis of cooling-water temperature sensor 3 and the axis of the first water pipe 5a is 45 °～80 °.Specifically, in this fashion, cooling-water temperature sensor 3 tilt be inserted in the first water pipe 5a, and cooling-water temperature sensor 3 be directed away from heat exchanger 4, the induction end making cooling-water temperature sensor 3 is identical with flowing to of cooling water, it is possible to improve the structural stability after cooling-water temperature sensor 3 is installed.
It is preferred that in the present embodiment, the spacing between cooling-water temperature sensor 3 and heat exchanger 4 is 30～60mm.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (3)
1. the control system for accurately sensing Retarder water temperature, including controller (1) and the proportioning valve (2) that electrically connects with described controller (1) respectively, cooling-water temperature sensor (3), it is characterized in that: described cooling-water temperature sensor (3) is arranged on the outlet pipe of heat exchanger (4) of Retarder, described outlet pipe includes the first straight length (5a) connected with described heat exchanger (4), the bend loss (5b) connected with described first straight length (5a), and the second straight length (5c) connected with described bend loss (5b), described cooling-water temperature sensor (3) is fixed on the connectivity part of described first straight length (5a) and described bend loss (5b), the axis of described cooling-water temperature sensor (3) is positioned on the vertical symmetrical cutting plane of described first straight length (5a).
2. the control system for accurately sensing Retarder water temperature according to claim 1, it is characterized in that: described cooling-water temperature sensor (3) is obliquely installed relative to described first straight length (5a), and the induction end of described cooling-water temperature sensor (3) is away from described heat exchanger (4), the angle of the axis of described cooling-water temperature sensor (3) and the axis of described first straight length (5a) is 45 °～80 °.
3. the control system for accurately sensing Retarder water temperature according to claim 1, it is characterised in that: the spacing between described cooling-water temperature sensor (3) and described heat exchanger (4) is 30～60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620155967.1U CN205401525U (en) | 2016-03-01 | 2016-03-01 | A control system that is used for accurate sensing hydraulic retarber temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620155967.1U CN205401525U (en) | 2016-03-01 | 2016-03-01 | A control system that is used for accurate sensing hydraulic retarber temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401525U true CN205401525U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620155967.1U Active CN205401525U (en) | 2016-03-01 | 2016-03-01 | A control system that is used for accurate sensing hydraulic retarber temperature |
Country Status (1)
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| CN (1) | CN205401525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697595A (en) * | 2016-03-01 | 2016-06-22 | 宁波华盛联合制动科技有限公司 | Control system used for accurately sensing water temperature of hydraulic retarder |
| CN108533643A (en) * | 2018-05-29 | 2018-09-14 | 陕西法士特齿轮有限责任公司 | A kind of series connection Retarder |
-
2016
- 2016-03-01 CN CN201620155967.1U patent/CN205401525U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697595A (en) * | 2016-03-01 | 2016-06-22 | 宁波华盛联合制动科技有限公司 | Control system used for accurately sensing water temperature of hydraulic retarder |
| CN108533643A (en) * | 2018-05-29 | 2018-09-14 | 陕西法士特齿轮有限责任公司 | A kind of series connection Retarder |
| CN108533643B (en) * | 2018-05-29 | 2024-04-09 | 陕西法士特齿轮有限责任公司 | Series hydraulic retarder |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |