CN209267368U - A kind of servo cooling system based on load-rate of motor - Google Patents
A kind of servo cooling system based on load-rate of motor Download PDFInfo
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- CN209267368U CN209267368U CN201721019092.3U CN201721019092U CN209267368U CN 209267368 U CN209267368 U CN 209267368U CN 201721019092 U CN201721019092 U CN 201721019092U CN 209267368 U CN209267368 U CN 209267368U
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- motor
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- speed
- cooling system
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Abstract
The utility model discloses a kind of the servo cooling system based on load-rate of motor, operation processing unit and the control module of control radiator fan including controlling motor；Operation processing unit provides the electric current of driving by input circuit for motor, and the size of current for passing through motor is detected by current detection module, then the load data of motor is passed to control module according to the load data for obtaining motor after size of current calculation process by calculation process module；Control module receives the motor load data of calculation process module transfer, and the revolving speed of radiator fan is controlled by fan input circuit.The utility model is by linking up with the load factor of the running speed of fan and motor, the revolving speed of fan is matched by the payload size of motor, realize the dynamic heat dissipation of servo drive system, improve heat dissipation, it avoids fan from continuing high-speed rotation and generates a large amount of noises, consume and energy consumption are less, extend fan service life, are suitable for wide popularization and application in the cooling system of servo drive system.
Description
Technical field
The utility model relates to servo motor technical field of heat dissipation, in particular to a kind of servo based on load-rate of motor to dissipate
Hot systems.
Background technique
Servo drive system is a kind of using mechanical location or angle as the automatic control system of control object.It is high-power to watch
The cooling system taken in motor (2KW or more) system is fan coolling, and general fan cooling system is all directly to connect power supply to allow
Fan is directly run, and is generally to power on rear fan high-speed cruising always without speed-regulating function method to reduce cost, therefore the wind
Fan cooling system noise is big, revolving speed is high, energy consumption is high, and also has an impact to the service life of fan；Or use temperature-sensitive sticker
To sense the temperature of heat dissipation element, and the revolving speed of radiator fan is controlled for driver heat dissipation, still according to the temperature of the sensing
Such method generally only detects a temperature spot, seldom does the control of multi-temperature point, and the peripheral circuit of multiparty control is complicated, cannot
Prevention temperature rises in advance.
Utility model content
It is high that the purpose of this utility model is to provide a kind of heat dissipation efficiencies, and dynamic property is good, and the service life is permanent, and cost is relatively low,
And the lower servo cooling system based on load-rate of motor of noise.
The utility model is achieved through the following technical solutions: a kind of servo cooling system based on load-rate of motor, including
Control the operation processing unit of motor and the control module of control radiator fan；The operation processing unit is by input circuit
Motor provides the electric current of driving, and is detected by current detection module through the size of current of motor, calculation process module according to
The load data that motor is obtained after the size of current calculation process of motor, then passes to control mould for the load data of motor
Block；The control module receives the motor load data of calculation process module transfer, controls radiation air by fan input circuit
The revolving speed of fan.
The working principle of the technical scheme is as follows by the way that the load factor of the running speed of fan and motor is linked up with, by motor
Payload size match the revolving speed of fan, to realize the dynamic heat dissipation of servo drive system, improve its heat dissipation, can
When the temperature of servo drive system does not increase, just radiate in time to servo drive system；Made using the load of motor
The revolving speed of radiator fan generates variation, avoids fan from continuing high-speed rotation and generates a large amount of noises, fan without rotating at full speed, consume
Less with consuming energy, service life extends.
In order to which the utility model is better achieved, further, the current detection module, including two stage filter unit,
Input unit is connect with level-one filter unit, the current signal of input is passed to level-one filter unit, the level-one filtering is single
Member will pass to secondary filter unit by the signal once filtered again, export electricity by the filtering again of secondary filter unit
Press signal.
In order to which the utility model is better achieved, further, electricity is additionally provided between the motor and operation processing unit
Machine velocity measuring module, the motor speed detection module is able to detect the speed of motor, and the speed data of motor is transmitted
To operation processing unit, operation processing unit obtains motor according to the output current data of motor and the speed data of motor
Loading condition, and it is fed back into control module.
In order to which the utility model is better achieved, further, the motor speed detection module mainly passes through encoder
Realize the Rotating speed measring to motor.
In order to which the utility model is better achieved, further, the control module includes control chip, is controlled in chip
It is stored with mapping table, which records the relationship between multiple sections and the revolving speed of the fan, the control core
The motor load data combination mapping table that piece is transmitted by operation processing unit determines that radiator fan is revolving speed section, according to
The mapping table determines the revolving speed of fan corresponding to the section, according to the revolving speed controls radiator fan rotation.
In order to which the utility model is better achieved, further, the control chip is that four high guaily unit LM324 integrates core
Piece.
The utility model compared with prior art, have the following advantages that and the utility model has the advantages that
(1) the utility model is by linking up with the load factor of the running speed of fan and motor, by the payload size of motor
The revolving speed of fan is matched, to realize the dynamic heat dissipation of servo drive system, improves its heat dissipation, it can in servo-drive
When the temperature of system does not increase, just radiate in time to servo drive system；
(2) the utility model regulates and controls the revolving speed of fan by using the load of motor, can make the revolving speed of radiator fan
Variation is generated, avoids fan from continuing high-speed rotation and generates a large amount of noises, for fan without rotating at full speed, consume and energy consumption are less,
Service life extends；
(3) the utility model technical principle is simple, realizes that process is simple, is suitable for wide conducive to the heat dissipation of servo drive system
The general cooling system for being applied to servo drive system.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become apparent:
Fig. 1 is the structural schematic block diagram of the utility model.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；It is also possible to be connected directly, is also possible to indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment 1:
The primary structure of the present embodiment, as shown in Figure 1, including the operation processing unit and control radiator fan of control motor
Control module；The operation processing unit provides the electric current of driving by input circuit for motor, and passes through current detecting mould
Block is detected through the size of current of motor, and calculation process module is according to obtaining the negative of motor after the size of current calculation process of motor
Data are carried, the load data of motor is then passed into control module；The control module receives calculation process module transfer
Motor load data control the revolving speed of radiator fan by fan input circuit.
Specific embodiment is that operation processing unit gives motor input current by input circuit, and control motor operates,
Then the size of current that passes through in motor is detected by current detection module, operation processing unit is according to the data of electric current in motor
The load data of motor is calculated, the load data of motor is passed to control module by operation processing unit；The control mould
Block receives the motor load data of calculation process module transfer, and the revolving speed of radiator fan is controlled by fan input circuit.
Embodiment 2:
The present embodiment on the basis of the above embodiments, further defines the structure of current detection module, the electric current
Detection module includes two stage filter unit, and input unit is connect with level-one filter unit, and the current signal of input is passed to one
Grade filter unit, the level-one filter unit will pass to secondary filter unit by the signal once filtered again, by second level
The filtering output voltage signal again of filter unit.The structure of current detection module is simple, can effectively realize with forceful electric power every
From reliability and accuracy is substantially improved.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 3:
The present embodiment on the basis of the above embodiments, adds motor speed between the motor and operation processing unit
Detection module, the motor speed detection module is able to detect the speed of motor, and the speed data of motor is passed to operation
Processing unit, operation processing unit obtain the load of motor according to the output current data of motor and the speed data of motor
Situation, and it is fed back into control module.The output current data and speed data of operation processing unit combination motor, can
More accurately obtain the load data of motor.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 4:
The present embodiment on the basis of the above embodiments, further defines the detection structure of motor speed detection module,
The motor speed detection module mainly realizes the Rotating speed measring to motor by encoder.The other parts of the present embodiment with it is upper
It is identical to state embodiment, repeats no more.
Embodiment 5:
The present embodiment on the basis of the above embodiments, further defines the structure of control module, the control module
Including controlling chip, controls in chip and be stored with mapping table, which records multiple sections and the fan
Relationship between revolving speed, the control chip are determined by the motor load data combination mapping table that operation processing unit is transmitted
Radiator fan is revolving speed section, and the revolving speed of fan corresponding to the section is determined according to the mapping table, according to the revolving speed
Control radiator fan rotation.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 6:
The present embodiment on the basis of the above embodiments, further defines the model of control chip, the control chip
For four high guaily unit LM324 integrated chip.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
It is understood that according to the servo cooling system structure of the utility model one embodiment, such as motor and dissipate
The working principle and the course of work of the components such as Hot-air fan are all the prior arts, and are well known to those skilled in the art, here
Just no longer it is described in detail.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where not departing from the principles of the present invention and objective,
The scope of the utility model is defined by the claims and their equivalents.
Claims (6)
1. a kind of servo cooling system based on load-rate of motor, which is characterized in that the operation processing unit including controlling motor
With the control module of control radiator fan；The operation processing unit provides the electric current of driving by input circuit for motor, and
By current detection module detection by the size of current of motor, calculation process module is according to the size of current calculation process of motor
The load data of motor is obtained afterwards, and the load data of motor is then passed into control module；The control module receives operation
The motor load data of processing module transmission, the revolving speed of radiator fan is controlled by fan input circuit.
2. a kind of servo cooling system based on load-rate of motor according to claim 1, which is characterized in that the electric current
Detection module, including two stage filter unit, input unit are connect with level-one filter unit, and the current signal of input is passed to one
Grade filter unit, the level-one filter unit will pass to secondary filter unit by the signal once filtered again, by second level
The filtering output voltage signal again of filter unit.
3. a kind of servo cooling system based on load-rate of motor according to claim 1 or 2, which is characterized in that described
Motor speed detection module is additionally provided between motor and operation processing unit, the motor speed detection module is able to detect motor
Speed, and the speed data of motor is passed into operation processing unit, operation processing unit is according to the output electric current number of motor
Accordingly and the speed data of motor, the loading condition of motor is obtained, and it is fed back into control module.
4. a kind of servo cooling system based on load-rate of motor according to claim 3, which is characterized in that the motor
Velocity measuring module mainly realizes the Rotating speed measring to motor by encoder.
5. a kind of servo cooling system based on load-rate of motor according to claim 1 or 2, which is characterized in that described
Control module include control chip, control chip in be stored with mapping table, the mapping table record multiple sections with
Relationship between the revolving speed of the fan, the control chip combine corresponding close by the motor load data that operation processing unit is transmitted
It is that table determines that radiator fan is revolving speed section, the revolving speed of fan corresponding to the section, root is determined according to the mapping table
According to revolving speed control radiator fan rotation.
6. a kind of servo cooling system based on load-rate of motor according to claim 5, which is characterized in that the control
Chip is four high guaily unit LM324 integrated chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721019092.3U CN209267368U (en) | 2017-08-15 | 2017-08-15 | A kind of servo cooling system based on load-rate of motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721019092.3U CN209267368U (en) | 2017-08-15 | 2017-08-15 | A kind of servo cooling system based on load-rate of motor |
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| CN209267368U true CN209267368U (en) | 2019-08-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112443507A (en) * | 2019-08-30 | 2021-03-05 | 宏碁股份有限公司 | Intelligent fan rotating speed adjusting method, computer device and server |
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2017
- 2017-08-15 CN CN201721019092.3U patent/CN209267368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112443507A (en) * | 2019-08-30 | 2021-03-05 | 宏碁股份有限公司 | Intelligent fan rotating speed adjusting method, computer device and server |
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