CN220022521U - Heat radiation system of water supply pump motor - Google Patents
Heat radiation system of water supply pump motor Download PDFInfo
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- CN220022521U CN220022521U CN202320789598.1U CN202320789598U CN220022521U CN 220022521 U CN220022521 U CN 220022521U CN 202320789598 U CN202320789598 U CN 202320789598U CN 220022521 U CN220022521 U CN 220022521U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 230000005855 radiation Effects 0.000 title abstract description 6
- 238000009423 ventilation Methods 0.000 claims abstract description 33
- 238000012546 transfer Methods 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims description 38
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a heat radiation system of a water supply pump motor, which relates to the technical field of motor heat radiation, wherein the heat radiation system is arranged at the upper end of the water supply pump motor and comprises: the radiator body is connected with the upper end of the water supply pump motor, and the water supply pump motor transfers heat to the radiator body; the rear fan is arranged at the rear side of the water supply pump motor, the top of the rear fan is communicated with the rear end of the bottom of the radiator body, and the rear fan is arranged at the non-shaft extension end of the water supply pump motor; a plurality of ventilation pipes are arranged in the middle of the radiator body in a penetrating mode, heat of the radiator body is transferred to the ventilation pipes, the heat of the ventilation pipes is transferred to air in the pipes, one ends of the ventilation pipes are communicated with the rear fan, and the other ends of the ventilation pipes penetrate through the front side of the radiator body. The utility model drives the rear fan to work through the water supply pump motor, and does not need to independently set a power supply to drive the rear fan, thereby saving the loss of electric energy.
Description
Technical Field
The utility model relates to the technical field of motor heat dissipation, in particular to a heat dissipation system of a water supply pump motor.
Background
At present, two No. 1 and No. 2 continuous casting secondary cooling water supply pumps are respectively driven by a water supply pump motor, and in the production process, the water supply pump motor works to generate a large amount of heat which cannot be dissipated, the traditional heat dissipation mode is single, and no matter how much or little heat is generated by the water supply pump motor, the heat dissipation motor always operates with the same power. When the heat generated by the water supply pump motor is less, the heat dissipation capacity of the heat dissipation motor is reduced, the temperature of the water supply pump motor can be controlled in a reasonable interval, and the electric energy waste is caused by a single heat dissipation mode of the heat dissipation motor at the moment; when the water supply pump motor generates more heat, the single heat dissipation mode of the heat dissipation motor is difficult to meet the heat dissipation requirement of the water supply pump motor.
Disclosure of Invention
The utility model aims to provide a heat dissipation system of a water supply pump motor, which drives a rear fan to work through the water supply pump motor, does not need to independently set a power supply to drive the rear fan, and saves the loss of electric energy.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an aspect of an embodiment of the present utility model provides a heat dissipation system of a water supply pump motor, the heat dissipation system being disposed at an upper end of the water supply pump motor, the heat dissipation system including: the radiator body is connected with the upper end of the water supply pump motor, and the water supply pump motor transfers heat to the radiator body; the rear fan is arranged at the rear side of the water supply pump motor, the top of the rear fan is communicated with the rear end of the bottom of the radiator body, and the rear fan is arranged at the non-shaft extension end of the water supply pump motor and is used for driving the water supply pump motor to rotate; the middle part of radiator body wears to be equipped with a plurality of ventilation pipes, the heat transfer of radiator body is to a plurality of ventilation pipes, in the heat transfer of a plurality of ventilation pipes was to the intraductal air, the one end intercommunication of a plurality of ventilation pipes the back fan, the other end of a plurality of ventilation pipes runs through the front side of radiator body, back fan air inlet, the other end air-out of a plurality of ventilation pipes dispels the heat in the radiator body.
In some embodiments, the heat dissipation system further comprises: the front fan is communicated with the front side of the radiator body; the sensor is arranged in the radiator body and is used for detecting the temperature of the radiator body; the main control chip is respectively connected with the driving circuit and the sensor, the driving circuit is connected with the front fan, the main control chip receives temperature data of the sensor, and when the temperature data exceeds a first preset threshold value, the main control chip controls the front fan to work through the driving circuit.
In some embodiments, the driving circuit includes a PNP transistor and a first relay, an emitter of the PNP transistor is connected to a power supply, a base of the PNP transistor is connected to the main control chip, a collector of the PNP transistor is connected to one end of a control end of the first relay, another end of the control end of the first relay is grounded, one end of a controlled end of the first relay is connected to an ac live wire, another end of the controlled end of the first relay is connected to a first electrode of the front fan, and a second electrode of the front fan is connected to an ac zero line; when the temperature data exceeds a first preset threshold value, the main control chip outputs a low-level signal, and the PNP triode controls the front fan to work through the first relay.
In some embodiments, the heat dissipation system further comprises an upper fan for internal circulation, the upper fan is disposed at an upper end of the heat sink body, and the upper fan is used for accelerating internal heat dissipation of the heat sink body.
In some embodiments, the driving circuit further includes an NPN triode, a second relay and a unidirectional conduction component, a collector of the NPN triode is connected to a power supply, a base of the NPN triode is connected to the main control chip, an emitter of the NPN triode is connected to an input end of the unidirectional conduction component and one end of a control end of the second relay, the other end of the control end of the second relay is grounded, an output end of the unidirectional conduction component is connected to one end of the control end of the first relay, one end of a controlled end of the second relay is connected to an ac live wire, the other end of the controlled end of the second relay is connected to a first electrode of the upper fan, and a second electrode of the upper fan is connected to an ac neutral wire; when the temperature data exceeds a second preset threshold, the main control chip outputs a high-level signal, the NPN triode controls the upper fan to work through the second relay, the NPN triode controls the front fan to work through the unidirectional conduction component and the first relay, and the second preset threshold is larger than the first preset threshold.
In some embodiments, the unidirectional conduction component adopts a light emitting diode, a positive electrode of the light emitting diode is connected with an emitter electrode of the NPN triode, a negative electrode of the light emitting diode is connected with one end of a control end of the first relay, and when the upper fan, the front fan and the rear fan all work, the light emitting diode emits light and is used for prompting the working state of the fan and the temperature condition of the radiator body.
In some embodiments, current limiting resistors are respectively arranged between the base electrode of the PNP triode and the main control chip, between the base electrode of the NPN triode and the main control chip, between the other end of the control end of the first relay and the place, between the other end of the control end of the second relay and the place, between the other end of the controlled end of the first relay and the front fan, and between the other end of the controlled end of the second relay and the upper fan.
The heat radiation system of the water supply pump motor has at least the following beneficial effects: the rear fan is driven to work through the water supply pump motor, a power supply is not required to be arranged independently to drive the rear fan, and the loss of electric energy is saved. When the temperature of the radiator body is within a first preset threshold value, the upper fan and the front fan do not work, the rear fan works, and when the temperature of the radiator body exceeds the first preset threshold value, the front fan and the rear fan work, the upper fan does not work, and the electric energy loss is greatly saved. When the heat generated by the water supply pump exceeds a second preset threshold, the upper fan, the front fan and the rear fan work simultaneously, so that the heat dissipation effect is greatly improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heat dissipation system according to an embodiment;
fig. 2 is a schematic diagram of a driving circuit according to an embodiment.
The reference numerals are explained as follows: 1. a water supply pump motor; 2. a radiator body; 3. a front fan; 4. a rear fan; 5. a sensor; 6. a main control chip; 7. and (5) feeding a fan.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted.
The following is a brief description of the technical solution of the embodiment of the present utility model:
according to some embodiments, as shown in fig. 1 to 2, the present utility model provides a heat dissipation system of a water supply pump motor, the heat dissipation system being provided at an upper end of the water supply pump motor 1, the heat dissipation system comprising:
a radiator body 2, the radiator body 2 is connected with the upper end of the water supply pump motor 1, and the water supply pump motor 1 transfers heat to the radiator body 2;
the rear fan 4 is arranged at the rear side of the water supply pump motor 1, the top of the rear fan 4 is communicated with the rear end of the bottom of the radiator body 2, and the rear fan 4 is arranged at the non-shaft extending end of the water supply pump motor 1 so as to be used for driving the rear fan 4 to rotate by the water supply pump motor 1;
the middle part of radiator body 2 wears to be equipped with a plurality of ventilation pipes, the heat transfer of radiator body 2 is to a plurality of ventilation pipes, in the heat transfer of a plurality of ventilation pipes was to the intraductal air, the one end intercommunication of a plurality of ventilation pipes back fan 4, the other end of a plurality of ventilation pipes runs through the front side of radiator body 2, back fan 4 air inlet, the other end air-out of a plurality of ventilation pipes dispels the heat in the radiator body 2.
Based on the above embodiment, the radiator body 2 is made of a material with good thermal conductivity, and is connected to the upper end of the water supply pump motor 1, and when the water supply pump motor 1 works to generate heat, the heat is transferred to the radiator body 2, and the radiator body 2 transfers the heat to the outside air.
A plurality of ventilation pipes are arranged in the middle of the radiator body 2 in a penetrating way, when the water supply pump motor 1 works, the rear fan 4 is driven to rotate, the rear fan 4 is used for air intake, and the other ends of the ventilation pipes are used for air outlet to radiate heat in the radiator body 2. The rear fan 4 is driven to work by the water supply pump motor 1, and a power supply does not need to be arranged independently to drive the rear fan 4, so that the loss of electric energy is saved.
Further, the number of the plurality of ventilation pipes may be set according to actual requirements, and in some embodiments, the number of the plurality of ventilation pipes is set to be more than 100.
Preferred embodiments of the present disclosure are further elaborated below in conjunction with figures 1-2 of the present description.
According to some embodiments, the heat dissipation system further comprises:
a front fan 3, wherein the front fan 3 is communicated with the front side of the radiator body 2;
a sensor 5, the sensor 5 being disposed in the radiator body 2 for detecting a temperature of the radiator body 2;
the main control chip 6 and the driving circuit, the main control chip 6 is respectively connected with the driving circuit and the sensor 5, the driving circuit is connected with the front fan 3, the main control chip 6 receives temperature data of the sensor 5, and when the temperature data exceeds a first preset threshold value, the main control chip 6 controls the front fan 3 to work through the driving circuit.
Based on the above embodiment, the middle part of the radiator body 2 is perforated with a plurality of ventilation pipes, and the plurality of ventilation pipes are respectively communicated with the front fan 3 and the rear fan 4. The water supply pump motor 1 transfers heat to the radiator body 2, the radiator body 2 transfers heat to a plurality of ventilation pipes, and the plurality of ventilation pipes transfer heat to air in the pipes. When the front fan 3 and the rear fan 4 work, the rear fan 4 is used for air intake, external air enters the ventilation pipe, hot air in the ventilation pipe is discharged to the front fan 3, the front fan 3 discharges the hot air, and the front fan 3 and the rear fan 4 are matched to dissipate heat in the radiator body 2.
Further, a sensor 5 for detecting temperature is provided in the radiator body 2, the sensor 5 transmits real-time temperature data to the main control chip 6, and the temperature of the radiator body 2 is affected by heat generated by the water supply pump motor 1. When the temperature of the radiator body 2 is within a first preset threshold value, the main control chip 6 does not output an electric signal, the driving circuit does not work, the front fan 3 does not work, and the rear fan 4 is driven by the water supply pump motor 1 to work. When the temperature of the radiator body 2 exceeds a first preset threshold value, the main control chip 6 outputs a low-level signal to the driving circuit, the driving circuit works, and the driving circuit controls the front fan 3 to work. The design of the utility model effectively saves the loss of electric energy.
According to some embodiments, as shown in fig. 2, the driving circuit includes a PNP triode Q1 and a first relay K1, an emitter of the PNP triode Q1 is connected to a power supply, a base of the PNP triode Q1 is connected to the main control chip 6, a collector of the PNP triode Q1 is connected to one end of a control end of the first relay K1, the other end of the control end of the first relay K1 is grounded, one end of a controlled end of the first relay K1 is connected to an ac live wire, the other end of the controlled end of the first relay K1 is connected to a first electrode of the front fan 3, and a second electrode of the front fan 3 is connected to an ac zero wire;
when the temperature data exceeds a first preset threshold value, the main control chip 6 outputs a low-level signal, and the PNP triode Q1 controls the front fan 3 to work through the first relay K1.
Based on the above embodiment, the main control chip 6 detects the temperature of the radiator body 2 through the sensor 5, and the temperature of the radiator body 2 is affected by the heat generated by the water supply pump motor 1. When the temperature of the radiator body 2 is within the first preset threshold, the main control chip 6 does not output an electric signal, the base of the PNP triode Q1 does not receive any electric signal (in a suspended state), the PNP triode Q1 is turned off, the control end (coil end) of the first relay K1 is not powered on, the controlled end (contactor end) of the first relay K1 is turned off, and the front fan 3 does not work.
When the temperature of the radiator body 2 exceeds a first preset threshold value, the main control chip 6 outputs a low-level signal, the base electrode of the PNP triode Q1 receives the low-level signal, the PNP triode Q1 is conducted, the control end (coil end) of the first relay K1 is powered on, the controlled end (contactor end) of the first relay K1 is attracted, and the front fan 3 works.
According to some embodiments, as shown in fig. 1, the heat dissipation system further includes an upper fan 7 for internal circulation, the upper fan 7 is disposed at an upper end of the heat dissipation body 2, and the upper fan 7 is used for accelerating internal heat dissipation of the heat dissipation body 2.
Further, as shown in fig. 2, the driving circuit further includes an NPN triode Q2, a second relay K2 and a unidirectional conduction component, a collector of the NPN triode Q2 is connected with a power supply, a base of the NPN triode Q2 is connected with the main control chip 6, an emitter of the NPN triode Q2 is connected with an input end of the unidirectional conduction component and one end of a control end of the second relay K2, the other end of the control end of the second relay K2 is grounded, an output end of the unidirectional conduction component is connected with one end of a control end of the first relay K1, one end of a controlled end of the second relay K2 is connected with an alternating current live wire, the other end of the controlled end of the second relay K2 is connected with a first electrode of the upper fan 7, and a second electrode of the upper fan 7 is connected with an alternating current zero wire;
when the temperature data exceeds a second preset threshold, the main control chip 6 outputs a high-level signal, the NPN triode Q2 controls the upper fan 7 to work through the second relay K2, the NPN triode Q2 controls the front fan 3 to work through the unidirectional conduction component and the first relay K1, and the second preset threshold is larger than the first preset threshold.
Based on the above embodiment, when the temperature of the radiator body 2 is within the first preset threshold, the main control chip 6 does not output an electrical signal, the base of the PNP triode Q1 and the base of the NPN triode Q2 do not receive any electrical signal (in a suspended state), the PNP triode Q1 and the NPN triode Q2 are turned off, the control ends (coil ends) of the first relay K1 and the second relay K2 are not powered, the controlled ends (contactor ends) of the first relay K1 and the second relay K2 are turned off, and the upper blower 7 and the front blower 3 are not operated.
When the temperature of the radiator body 2 exceeds a first preset threshold value and is smaller than or equal to a second preset threshold value, the main control chip 6 outputs a low-level signal, the base electrode of the PNP triode Q1 and the base electrode of the NPN triode Q2 both receive the low-level signal, the PNP triode Q1 is conducted, the NPN triode Q2 is cut off, the control end (coil end) of the first relay K1 is powered on, the controlled end (contactor end) of the first relay K1 is powered on, the front fan 3 works, the unidirectional conduction component prevents the power output by the PNP triode Q1 from flowing to the control end (coil end) of the second relay K2, the control end (coil end) of the second relay K2 is not powered on, and the upper fan 7 does not work.
When the temperature of the radiator body 2 exceeds a second preset threshold value, the main control chip 6 outputs a high-level signal, the base of the PNP triode Q1 and the base of the NPN triode Q2 both receive the high-level signal, the PNP triode Q1 is cut off, the NPN triode Q2 is conducted, the control end (coil end) of the second relay K2 is powered on, the unidirectional conduction component transmits the power output by the NPN triode Q2 to the control end (coil end) of the first relay K1, the control end (coil end) of the first relay K1 is powered on, the controlled ends (contactor ends) of the first relay K1 and the second relay K2 are attracted, the upper fan 7 and the front fan 3 work, namely the upper fan 7, the front fan 3 and the rear fan 4 work simultaneously, and the radiating speed is accelerated.
The first preset threshold and the second preset threshold can be set according to actual requirements.
In some embodiments, as shown in fig. 2, the upper fan 7 and the front fan 3 of the present utility model each use two ac motors, and the present utility model is not limited with respect to the type of motor. In other embodiments, the upper blower 7 and the front blower 3 of the present utility model each employ three ac motors. In still other embodiments, both the upper blower 7 and the front blower 3 of the present utility model employ dc motors.
In the preferred embodiment of the utility model, under the condition that the fan 3, the fan 7 or the control system fails, the running frequency of the water supply pump motor 1 can be controlled to be more than 30HZ, and under the condition that the water supply pump motor 1 runs at the frequency of 30HZ, the rear fan 4 is driven to rotate by the water supply pump motor 1, and because the frequency is high, the generated air quantity is enough to meet the heat dissipation requirement of the motor 1, the heat dissipation effect is good, the water supply pump motor 1 is not stopped due to the failure of the upper fan 7 and the front fan 3, and the production and other conditions are not influenced.
According to some embodiments, as shown in fig. 2, the unidirectional conduction component adopts a light emitting diode LED, a positive electrode of the light emitting diode LED is connected with an emitter of the NPN triode Q2, a negative electrode of the light emitting diode LED is connected with one end of a control end of the first relay K1, and when the upper fan 7, the front fan 3 and the rear fan 4 all work, the light emitting diode LED emits light for prompting a working state of the fan and a temperature condition of the radiator body 2.
Based on the above embodiment, in some embodiments, the unidirectional conduction component adopts the diode, so that when the main control chip 6 outputs the low level signal to cause the PNP triode Q1 to be turned on, the diode can prevent the power output by the PNP triode Q1 from flowing to the control end (coil end) of the second relay K2, thereby saving the power for controlling the upper fan 7 to work. In other embodiments, the unidirectional conduction component may also adopt a resistor and an NPN triode Q2, where the base and collector of the NPN triode Q2 connect the resistor in series to form a unidirectional conduction effect; or the resistor is added with the PNP triode Q1, and the base electrode and the emitter electrode of the PNP triode Q1 are connected in series to form a unidirectional conduction effect. In other embodiments, the unidirectional conductive component may also use other electronic components, which is not limited by the present utility model.
Preferably, in some embodiments of the present utility model, the unidirectional conductive component of the present utility model adopts a light emitting diode LED, which can perform two functions: first, prevent the power that PNP triode Q1 output to flow to the control end (coil end) of second relay K2, when not needing the fan 7 work of going up, saved the power that controls the fan 7 work of going up. Secondly, playing a role in prompting, when the Light Emitting Diode (LED) is not bright, judging that the temperature of the radiator body 2 is smaller than a second preset threshold value; when the light emitting diode LED is on, it can be determined that the temperature of the radiator body 2 exceeds the second preset threshold, and the upper fan 7, the front fan 3 and the rear fan 4 are all in the working state. The unidirectional conduction device adopts the light-emitting diode LED, thereby not only playing a role in preventing current from flowing reversely, but also playing a role in prompting, achieving two purposes at one time, and having practicability.
According to some embodiments, as shown in fig. 2, current limiting resistors are respectively arranged between the base of the PNP triode Q1 and the main control chip 6, between the base of the NPN triode Q2 and the main control chip 6, between the other end of the control end of the first relay K1 and the place, between the other end of the control end of the second relay K2 and the place, between the other end of the controlled end of the first relay K1 and the front fan 3, and between the other end of the controlled end of the second relay K2 and the upper fan 7.
The current limiting resistor can be used for dividing and shunting to prevent electric appliances and electronic components from being broken down and burnt out.
In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
While the present disclosure has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration rather than of limitation. As the present disclosure may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.
Claims (7)
1. A heat dissipation system of a water supply pump motor, characterized in that the heat dissipation system is disposed at an upper end of the water supply pump motor, the heat dissipation system comprising:
the radiator body is connected with the upper end of the water supply pump motor, and the water supply pump motor transfers heat to the radiator body;
the rear fan is arranged at the rear side of the water supply pump motor, the top of the rear fan is communicated with the rear end of the bottom of the radiator body, and the rear fan is arranged at the non-shaft extension end of the water supply pump motor and is used for driving the water supply pump motor to rotate;
the middle part of radiator body wears to be equipped with a plurality of ventilation pipes, the heat transfer of radiator body is to a plurality of ventilation pipes, in the heat transfer of a plurality of ventilation pipes was to the intraductal air, the one end intercommunication of a plurality of ventilation pipes the back fan, the other end of a plurality of ventilation pipes runs through the front side of radiator body, back fan air inlet, the other end air-out of a plurality of ventilation pipes dispels the heat in the radiator body.
2. The heat dissipation system of claim 1, further comprising:
the front fan is communicated with the front side of the radiator body;
the sensor is arranged in the radiator body and is used for detecting the temperature of the radiator body;
the main control chip is respectively connected with the driving circuit and the sensor, the driving circuit is connected with the front fan, the main control chip receives temperature data of the sensor, and when the temperature data exceeds a first preset threshold value, the main control chip controls the front fan to work through the driving circuit.
3. The heat dissipation system according to claim 2, wherein the driving circuit comprises a PNP triode and a first relay, an emitter of the PNP triode is connected with a power supply, a base of the PNP triode is connected with the main control chip, a collector of the PNP triode is connected with one end of a control end of the first relay, the other end of the control end of the first relay is grounded, one end of a controlled end of the first relay is connected with an ac live wire, the other end of the controlled end of the first relay is connected with a first electrode of the front fan, and a second electrode of the front fan is connected with an ac zero wire;
when the temperature data exceeds a first preset threshold value, the main control chip outputs a low-level signal, and the PNP triode controls the front fan to work through the first relay.
4. The heat dissipating system of claim 3 further comprising an upper fan for internal circulation, said upper fan being disposed at an upper end of said heat sink body, said upper fan for accelerating internal heat dissipation of said heat sink body.
5. The heat dissipation system according to claim 4, wherein the driving circuit further comprises an NPN triode, a second relay and a unidirectional conduction component, a collector of the NPN triode is connected with a power supply, a base of the NPN triode is connected with the main control chip, an emitter of the NPN triode is connected with an input end of the unidirectional conduction component and one end of a control end of the second relay, the other end of the control end of the second relay is grounded, an output end of the unidirectional conduction component is connected with one end of the control end of the first relay, one end of a controlled end of the second relay is connected with an alternating current live wire, the other end of the controlled end of the second relay is connected with a first electrode of the upper fan, and a second electrode of the upper fan is in alternating current zero line;
when the temperature data exceeds a second preset threshold, the main control chip outputs a high-level signal, the NPN triode controls the upper fan to work through the second relay, the NPN triode controls the front fan to work through the unidirectional conduction component and the first relay, and the second preset threshold is larger than the first preset threshold.
6. The heat dissipating system of claim 5 wherein the unidirectional conductive component comprises a light emitting diode, wherein a positive electrode of the light emitting diode is connected to an emitter of the NPN triode, a negative electrode of the light emitting diode is connected to one end of the control end of the first relay, and the light emitting diode emits light for prompting a working state of the fan and a temperature condition of the heat sink body when the upper fan, the front fan and the rear fan are all working.
7. The heat dissipation system according to claim 5 or 6, wherein current limiting resistors are respectively arranged between the base electrode of the PNP triode and the main control chip, between the base electrode of the NPN triode and the main control chip, between the other end of the control end of the first relay and the place, between the other end of the control end of the second relay and the place, between the other end of the controlled end of the first relay and the front fan, and between the other end of the controlled end of the second relay and the upper fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320789598.1U CN220022521U (en) | 2023-04-11 | 2023-04-11 | Heat radiation system of water supply pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320789598.1U CN220022521U (en) | 2023-04-11 | 2023-04-11 | Heat radiation system of water supply pump motor |
Publications (1)
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| CN202320789598.1U Active CN220022521U (en) | 2023-04-11 | 2023-04-11 | Heat radiation system of water supply pump motor |
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