CN205190028U - Temperature saver and motor cooling system - Google Patents
Temperature saver and motor cooling system Download PDFInfo
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- CN205190028U CN205190028U CN201520865284.0U CN201520865284U CN205190028U CN 205190028 U CN205190028 U CN 205190028U CN 201520865284 U CN201520865284 U CN 201520865284U CN 205190028 U CN205190028 U CN 205190028U
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- thermostat
- motor
- water
- osculum
- spool
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Abstract
The utility model discloses a temperature saver and motor cooling system, wherein the temperature saver includes the shell, the shell is equipped with inlet opening, first apopore, a serial communication port, the temperature saver still includes case, motor and controller, the case set up in in the shell, the case is equipped with the second apopore, the controller with the motor electricity is connected, the motor with the case is connected, the motor is used for driving the case rotates and makes the second apopore rotates first inlet opening department. The utility model discloses a temperature saver passes through the quick rotation of motor, realizes opening and closing of delivery port, the high jamming phenomenon that does not just exist of sensitivity to can the continuous liquid flow who regulates and control to flow through the temperature saver accurately.
Description
Technical field
The utility model relates to a kind of thermostat and motor cooling system.
Background technique
Automobile thermostat assembly is an indispensable part in vehicle electric motor cooling system.In the cooling system of automobile, by the opening and closing of thermostat, make cooling liquid flow through major cycle or short circle respectively, finally reach cold day motor be rapidly heated or hot day motor quick heat radiating object.
The thermostat of prior art, no matter be waxtype thermostat or electronic thermostat, all there is following problem: the first, inside thermostat core, paraffin is housed, by driving the opening and closing of valve to heating paraffin, and the fusing of paraffin and solidify and need certain reaction time, the opening and closing process of valve is responded blunt, catching phenomenon; The second, cannot regulate and control continuously, the fusing of wax formula inductor physically based deformation and coagulating property, only have opening and closing two states, can not open and control flow in gradual change ground.
Model utility content
The technical problems to be solved in the utility model be the thermostat in order to overcome prior art slow in reacting, often have catching phenomenon and a defect that cannot regulate and control continuously, a kind of thermostat and motor cooling system are provided.
The utility model solves above-mentioned technical problem by following technical proposals:
A kind of thermostat, comprise shell, described shell is provided with water inlet, the first osculum, and its feature is, described thermostat also comprises spool, motor and controller;
Described spool is arranged in described shell, and described spool is provided with the second osculum; Described controller is electrically connected with described motor; Described motor is connected with described spool, and described motor is for driving described valve core rotation and making described second osculum turn to described first osculum place.
In this programme, control electric machine rotation by controller, driven by motor valve core rotation, realize the opening and closing of thermostat water outlet, thermostat of the present utility model is quick on the draw and there is not catching phenomenon.If necessary, controller can rotary electric machine continuously, thus drives Spool rotating, realizes the continuous regulation and control of thermostat.Between spool and shell, seal ring is set, for sealed valve core and shell, to prevent cooling liquid from flowing out from the slot beyond water outlet, thus avoids damaging the electronic devices such as motor.
Preferably, described shell is provided with 2 the first osculums, and one of them is the first water hole that recycles, and another is the first short circle osculum; Described spool is provided with 2 the second osculums, and one of them is the second largest water hole that recycles, and another is the second short circle osculum; The described first angle recycled between water hole and described first short circle osculum equals the described second largest angle recycling water hole and described second short circle osculum.
Shell and spool are respectively equipped with 2 osculums, thus realize three kinds of states of thermostat: 2 osculums on shell and 2 osculums on spool misplace completely, and do not have freezing liquid to flow out in thermostat, namely thermostat is in off working state; The first water hole that recycles is aimed at the second largest water hole that recycles, and the first short circle osculum is aimed at the second short circle osculum, reaches the state of large and small cycles water outlet standard-sized sheet; The first water hole that recycles is aimed at the second largest water hole that recycles, or the first short circle osculum is aimed at the second short circle osculum, reaches the state that a water outlet is opened.This programme, according to the difference of motor real time temperature, controls the opening and closing of the large and small circulating outlet of thermostat by controller, thus ensures that motor works all the time in suitable temperature range.
Preferably, describedly firstly recycle water hole and described first short circle osculum is circle, the described second largest water hole that recycles is for oval, and described second short circle osculum be circle.The oval second largest design recycling water hole be in order to, under thermostat is in running order, and need to carry out in the process of different conditions conversion, thermostat is remained, and major cycle cooling circuit is opened.This programme arranges that second largest to recycle water hole be ellipse is draw according to practice, if certainly different according to demand, also can arrange short circle osculum for oval, make in the process of State Transferring, remain that short circle cooling circuit is opened.
Preferably, described thermostat also comprises bearing, and described bearing housing is located on described spool, and described bearing is arranged in described shell.Bearing, for supporting spool, avoids movement and the bias of spool.And bearing can reduce the friction factor of spool and motor, thus reduce the wearing and tearing of spool, improve the working life of spool.
Preferably, described thermostat also comprises flange, and described flange is arranged on described shell, and described flange is used for fixing described motor.
Preferably, described spool is provided with angle limit groove, and described shell is provided with stop screw, and described angle limit groove matches for the rotary stopper of described spool with described stop screw.Draw through practice, spool rotates three kinds of State Transferring that just can realize thermostat in certain angular range, and this programme makes spool can only rotate in certain angle of swing, reaches the object that electric machine rotation is spacing.
Preferably, described thermostat also comprises angle transducer, is electrically connected with described controller, and described angle transducer is for detecting the rotation angle of described spool.The rotation angle detected is sent to controller by angle transducer, and controller controls the angle of swing of motor according to rotation angle, arrives accurate angle to make valve core rotation.
Preferably, described thermostat also comprises outer cover, and described motor and described angle transducer are arranged in described outer cover, and described outer cover is by the flange on described outer cover and the Flange joint on described shell.Outer cover plays object that is dust-proof, waterproof.
The utility model also comprises a kind of motor cooling system, comprise major cycle cooling circuit, short circle cooling circuit, its feature is, described motor cooling system also comprises thermostat as above, and described major cycle cooling circuit, described short circle cooling circuit share described thermostat;
Described major cycle cooling circuit comprises the described thermostat, radiator, water pump and the motor that connect successively, the water inlet of described thermostat is connected with the water outlet of described motor, and the described first water hole that recycles of described thermostat is connected with the water intake of described radiator; The water outlet of described radiator is connected with the water intake of described water pump; The water outlet of described water pump is connected with the water intake of described motor;
Described short circle cooling circuit comprises the described thermostat, motor and the water pump that connect successively, the water inlet of described thermostat is connected with the water outlet of described motor, the described first short circle osculum of described thermostat is connected with the water intake of described water pump, and the water outlet of described water pump is connected with the water intake of described motor.
Preferably, described motor cooling system also comprises ECU (ElectronicControlUnit electronic control unit) and is arranged on the temperature transducer of water inlet of described thermostat, and described ECU is electrically connected with described temperature transducer and described thermostat respectively.
In this programme, the temperature signal detected is delivered to ECU by temperature transducer, ECU is sent to the controller of thermostat based on this temperature signal, controller is by changing the angle of swing of motor and the unlatching of direction controlling thermostat water outlet or closedown, determine that whether large and small circulation cooling circuit is open-minded, thus make temperature in motor remain at suitable scope, ensure that motor works all the time in suitable temperature range.
Positive progressive effect of the present utility model is: thermostat of the present utility model, by the fast rotational of motor, realizes the open and close of water outlet, highly sensitive and there is not catching phenomenon, thus can regulate and control to flow through the fluid flow of thermostat continuously accurately.By the control of thermostat to fluid flow in circulation loop, the temperature in motor cooling system maintenance motor of the present utility model, all the time in suitable scope, ensures that motor works all the time in suitable temperature range.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model implements the thermostat of 1;
Fig. 2 is the structural representation of the spool in Fig. 1;
Fig. 3 is the structural representation after the thermostat assembling of Fig. 1;
Fig. 4 is the structural representation that the utility model implements the motor cooling system of 2.
Embodiment
Mode below by embodiment further illustrates the utility model, but is not therefore limited among described scope of embodiments by the utility model.
Embodiment 1
Fig. 1-3 shows a kind of thermostat 101, comprises shell 1, spool 2, motor 3 and controller (not shown).Shell 1 is provided with water inlet 11, first osculum.Conveniently thermostat 101 is connected with miscellaneous part, and in water inlet 11, place can be provided with joint 9.Spool 2 is provided with the second osculum, and spool 2 is arranged in shell 1, in order to sealed valve core 2 and shell 1, avoids electronic device such as cooling liquid corrosion electrical motor 3 grade, is provided with seal ring 4 between spool 2 and shell 1.Controller is electrically connected with motor 3; Motor 3 is connected with spool 2, in order to support spool 2, avoids movement and the bias of spool 2, can on spool 2 sheathed bearing 5, and bearing 5 is arranged in shell 1.Be with movable valve plug 2 to rotate by motor 3, make the second osculum turn to the first water inlet 11 place, realize the unlatching of thermostat 101 valve.
In the present embodiment, in order to fixed electrical machinery 3, shell 1 arranges a flange 6, and motor 3 is fixed on flange 6.In order to accurately locate the angle of swing of spool 2, thermostat 101 also comprises angle transducer 7, it is electrically connected with controller, angle transducer 7 detects the rotation angle of spool 2, and this rotation angle is sent to controller, and controller judges whether rotation angle equals the rotation angle value preset, if not, then controller control motor 3 rotates, and motor 3 regulating spool 2 until turn to the rotary angle position preset, thus reaches the object of the angle of swing of accurately location spool 2.In addition, also can arrange angle limit groove 21 in the outer wall of spool 2, shell 1 arranges stop screw 14, angle limit groove 21 matches for the rotary stopper of spool 2 with stop screw 14, to reach the object of motor 3 rotary spacing.In order to protect motor 3 and angle transducer 7 from the corrosion of dust and liquid, motor 3 and angle transducer 7 are arranged in outer cover 8, and outer cover 8 is connected with the flange 6 on shell 1 by the flange on outer cover 8.
In the present embodiment, in order to make motor work in suitable temperature range all the time, make the coolant rate flowing through thermostat 101 adjustable, thermostat 101 arranges 2 water outlets.Shell 1 is provided with 2 the first osculums, and one of them is the first water hole 13 that recycles, and another is the first short circle osculum 12, and firstly recycles water hole 13 and the first short circle osculum 12 is circle.Same spool 2 is provided with 2 the second osculums, and one of them is the second largest water hole 23 that recycles, and another is the second short circle osculum 22, and the second largest water hole 23 that recycles is for oval, and the second short circle osculum 22 is circular.The first angle recycled between water hole 13 and the first short circle osculum 12 equals the second largest angle recycling water hole 23 and the second short circle osculum 22.Be with movable valve plug 2 to rotate by motor 3, thermostat 101 can be made to have three kinds of states.
As shown in Figure 1, shell 1 is roughly cylindric, firstly recycles water hole 13 and the first short circle osculum 12 is arranged in the outer wall of shell 1, and the angle between them is 135 °.Second largestly recycle water hole 23 and the second short circle osculum 22 is arranged in the outer wall of spool 2, and the angle between them is also 135 °.When thermostat 101 does not work, second short circle osculum 22 recycles between water hole 13 and the first short circle osculum 12 first, now stop screw 14 is positioned at one end of angle limit groove 21, and such major cycle water outlet and short circle water outlet are all in closed condition.When motor start-up and temperature-in a setting range, such as, within the scope of-20 DEG C ~ 60 DEG C (this temperature range can be arranged according to the actual requirements voluntarily), controller sends a control signal to motor 3, motor 3 is with movable valve plug 2 to rotate about 67.5 °, the first water hole 13 that recycles is aimed at the second largest water hole 23 that recycles, and the first short circle osculum 12 is also aimed at the second short circle osculum 22, namely major cycle water outlet and short circle water outlet are opened completely.Cooling liquid forms major cycle cooling circuit through major cycle water outlet, is motor cooling; Cooling liquid forms short circle cooling circuit through short circle water outlet, is motor insulation, thus the temperature of motor is maintained in the temperature range of setting all the time.When the temperature of motor is higher than 60 DEG C, now need to motor fast cooling, controller sends a control signal to motor 3, motor 3 is with movable valve plug 2 to rotate about 50 ° with equidirectional, now stop screw 14 is positioned at the other end of angle limit groove 21, the first water hole 13 that recycles is aimed at all the time with the oval second largest water hole 23 that recycles, and the first short circle osculum 12 and the second short circle osculum 22 stagger, major cycle cooling circuit is now only had to be motor cooling, the temperature of motor is made to be down in 60 DEG C fast, thus the temperature of motor is maintained in the temperature range of setting all the time.Therefore, by regulating the coolant rate through thermostat 101 in real time, motor can be made to work in suitable temperature range all the time.Certainly, above-mentionedly firstly recycle angle between water hole 13 and the first short circle osculum 12, the second largest angle recycling angle between water hole 23 and the second short circle osculum 22 and spool 2 and rotate, the optimum scheme selected by test of many times, but be not limited to this numerical value, the rudimentary knowledge that one of ordinary skill in the art all can have according to himself designs, and repeats no more herein.
Embodiment 2
Fig. 4 shows a kind of motor cooling system, comprise the thermostat 101 in major cycle cooling circuit, short circle cooling circuit, embodiment 1, ECU and be arranged on the temperature transducer of water inlet of thermostat 101, ECU is electrically connected with temperature transducer and thermostat 101 respectively.Wherein, major cycle cooling circuit, short circle cooling circuit share thermostat 101.
Major cycle cooling circuit comprises the thermostat 101, radiator 102, water pump 103 and the motor 104 that connect successively, the water inlet of thermostat 101 is connected with the water outlet of motor 104, and the first water hole that recycles of thermostat 101 is connected with the water intake of radiator 102; The water outlet of radiator 102 is connected with the water intake of water pump 103; The water outlet of water pump 103 is connected with the water intake of motor 104.
Short circle cooling circuit comprises the thermostat 101, motor 104 and the water pump 103 that connect successively, the water inlet of thermostat 101 is connected with the water outlet of motor 104, first short circle osculum of thermostat 101 is connected with the water intake of water pump 103, and the water outlet of water pump 103 is connected with the water intake of motor 104.
In the area of very cold in winter, when temperature can reach 40 DEG C, when automobile just starts, motor 104 temperature is lower, and motor 104 does not only need heat radiation, needs coolant temperature to raise fast on the contrary, to reach its optimum Working.Now thermostat 101 is in closed condition, with the circulation of cooling liquid in relieving system, reduces the radiating effect at motor 104 place, thus reaches the object that motor 104 is rapidly heated, and allows motor 104 carry out work in suitable temperature range.
In the running process of vehicle, the temperature of cooling liquid and motor 104 raises all gradually, under thermostat 101 need are in running order.The temperature transducer being arranged on the water intake of thermostat 101 detects the water intake temperature of thermostat 101 in real time, and this temperature information is sent to ECU, ECU judges whether the temperature of water intake has exceeded setting range, such as-20 DEG C ~ 60 DEG C, if the temperature of motor 104 is within the scope of 20 DEG C ~ 60 DEG C, then signal is sent to the controller of thermostat 101 by ECU system according to the temperature characteristics figure set, controller drive motor rotates, thus drive valve core rotation, the short circle water outlet of thermostat 101 and major cycle water outlet are opened rapidly, short circle cooling circuit and major cycle cooling circuit are opened in realization.Cooling liquid flows out to water pump 103 from the first short circle osculum and reoffers to motor 104, iterative cycles back and forth, reaches the object that vehicle electric motor 104 is incubated.Cooling liquid also flows out to radiator 102 from the first water hole that recycles, after radiator 102, the temperature of automobile-used cooling liquid can decline, then getting back to water pump 103 reoffers to motor 104, iterative cycles back and forth, reaches the object of lowering the temperature to vehicle electric motor 104.Cooling liquid, through large and small circulation cooling circuit, makes the operating temperature of motor 104 maintain all the time in the temperature range of setting.
When the temperature of cooling liquid and motor 104 all continues to raise, particularly in the summer of sweltering heat, can reach more than 60 DEG C, exceed the setting range of temperature, then controller continues toward identical direction electric rotating machine, thus drive valve core rotation, the major cycle water outlet of thermostat 101 is opened, and short circle water outlet is closed, and namely cooling liquid is only through major cycle cooling circuit, motor cooling system only has cooling and is not incubated, and reaches fast to the object that vehicle electric motor 104 is lowered the temperature.Certainly, regulate through thermostat 101, when the temperature of motor 104 drops in range of set value again, controller can control motor reverse direction and rotate, the working state making thermostat 101 simultaneously be in short circle water outlet and major cycle water outlet to open, namely large and small circulation cooling circuit runs simultaneously, to ensure that motor 104 works in suitable temperature range.
Although the foregoing describe embodiment of the present utility model, it will be understood by those of skill in the art that this only illustrates, protection domain of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these mode of executions, but these change and amendment all falls into protection domain of the present utility model.
Claims (10)
1. a thermostat, comprises shell, and described shell is provided with water inlet, the first osculum, it is characterized in that, described thermostat also comprises spool, motor and controller;
Described spool is arranged in described shell, and described spool is provided with the second osculum; Described controller is electrically connected with described motor; Described motor is connected with described spool, and described motor is for driving described valve core rotation and making described second osculum turn to described first osculum place.
2. thermostat as claimed in claim 1, it is characterized in that, described shell is provided with 2 the first osculums, and one of them is the first water hole that recycles, and another is the first short circle osculum; Described spool is provided with 2 the second osculums, and one of them is the second largest water hole that recycles, and another is the second short circle osculum; The described first angle recycled between water hole and described first short circle osculum equals the described second largest angle recycling water hole and described second short circle osculum.
3. thermostat as claimed in claim 2, is characterized in that, describedly firstly recycles water hole and described first short circle osculum is circle, and the described second largest water hole that recycles is for oval, and described second short circle osculum be circle.
4. thermostat as claimed in claim 1, it is characterized in that, described thermostat also comprises bearing, and described bearing housing is located on described spool, and described bearing is arranged in described shell.
5. thermostat as claimed in claim 1, it is characterized in that, described thermostat also comprises flange, and described flange is arranged on described shell, and described flange is used for fixing described motor.
6. thermostat as claimed in claim 1, it is characterized in that, described spool is provided with angle limit groove, and described shell is provided with stop screw, and described angle limit groove matches for the rotary stopper of described spool with described stop screw.
7. thermostat as claimed in claim 1, it is characterized in that, described thermostat also comprises angle transducer, is electrically connected with described controller, and described angle transducer is for detecting the rotation angle of described spool.
8. thermostat as claimed in claim 7, it is characterized in that, described thermostat also comprises outer cover, and described motor and described angle transducer are arranged in described outer cover, and described outer cover is by the flange on described outer cover and the Flange joint on described shell.
9. a motor cooling system, comprise major cycle cooling circuit, short circle cooling circuit, it is characterized in that, described motor cooling system also comprises thermostat as claimed in claim 2 or claim 3, and described major cycle cooling circuit, described short circle cooling circuit share described thermostat;
Described major cycle cooling circuit comprises the described thermostat, radiator, water pump and the motor that connect successively, the water inlet of described thermostat is connected with the water outlet of described motor, and the described first water hole that recycles of described thermostat is connected with the water intake of described radiator; The water outlet of described radiator is connected with the water intake of described water pump; The water outlet of described water pump is connected with the water intake of described motor;
Described short circle cooling circuit comprises the described thermostat, motor and the water pump that connect successively, the water inlet of described thermostat is connected with the water outlet of described motor, the described first short circle osculum of described thermostat is connected with the water intake of described water pump, and the water outlet of described water pump is connected with the water intake of described motor.
10. motor cooling system as claimed in claim 9, is characterized in that, described motor cooling system also comprises ECU and is arranged on the temperature transducer of water inlet of described thermostat, and described ECU is electrically connected with described temperature transducer and described thermostat respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520865284.0U CN205190028U (en) | 2015-11-03 | 2015-11-03 | Temperature saver and motor cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520865284.0U CN205190028U (en) | 2015-11-03 | 2015-11-03 | Temperature saver and motor cooling system |
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| Publication Number | Publication Date |
|---|---|
| CN205190028U true CN205190028U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520865284.0U Active CN205190028U (en) | 2015-11-03 | 2015-11-03 | Temperature saver and motor cooling system |
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| CN (1) | CN205190028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640326A (en) * | 2015-11-03 | 2017-05-10 | 上海世德子汽车零部件有限公司 | Thermostat and electromotor cooling system |
| CN108730013A (en) * | 2018-05-18 | 2018-11-02 | 安徽江淮汽车集团股份有限公司 | A kind of thermostat |
-
2015
- 2015-11-03 CN CN201520865284.0U patent/CN205190028U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640326A (en) * | 2015-11-03 | 2017-05-10 | 上海世德子汽车零部件有限公司 | Thermostat and electromotor cooling system |
| CN108730013A (en) * | 2018-05-18 | 2018-11-02 | 安徽江淮汽车集团股份有限公司 | A kind of thermostat |
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