CN211630087U - Frequency converter - Google Patents
Frequency converter Download PDFInfo
- Publication number
- CN211630087U CN211630087U CN202020413225.0U CN202020413225U CN211630087U CN 211630087 U CN211630087 U CN 211630087U CN 202020413225 U CN202020413225 U CN 202020413225U CN 211630087 U CN211630087 U CN 211630087U
- Authority
- CN
- China
- Prior art keywords
- copper pipe
- heat dissipation
- heat
- frequency converter
- converter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 38
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052802 copper Inorganic materials 0.000 claims abstract description 33
- 239000010949 copper Substances 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 230000002269 spontaneous effect Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 description 11
- 239000002826 coolant Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 239000000110 cooling liquid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 101150006573 PAN1 gene Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the field of electrical technology, in particular to a frequency converter, which comprises a bottom shell and an upper cover, wherein the upper cover is positioned on one side of the bottom shell and is detachably connected with the bottom shell, the interior of the bottom shell is detachably connected with a heat dissipation device, the heat dissipation device comprises heat dissipation fins and a copper pipe, the heat dissipation fins are detachably connected with the interior of the bottom shell, the copper pipe is arranged inside the heat dissipation fins, one end of the copper pipe is communicated with a heat exchanger, and the lower end of the heat exchanger is fixedly connected with a heat dissipation fan; the utility model discloses a be provided with heat abstractor, thereby fine play the heat absorption radiating effect, especially when high temperature in summer or workshop high temperature, a copper pipe can be fine dispel the heat to the converter, make the converter remain throughout work at safe temperature interval, the effectual converter of having avoided leads to the problem of spontaneous combustion because the high temperature, great extension the life of converter, make converter self possess fine protection effect.
Description
Technical Field
The utility model relates to an electrical technology field specifically is a frequency converter.
Background
The electric frequency converter is an electric control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor. The frequency converter mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation. With the continuous improvement of the industrial automation degree, the frequency converter is also widely applied, and the energy conservation of the frequency converter is mainly reflected in the application of a fan and a water pump. In order to ensure the production reliability, various production machines are provided with certain margin when being driven by the designed matching power. When the motor cannot run under full load, the redundant torque increases the consumption of active power and causes the waste of electric energy except for meeting the requirement of power driving. The traditional speed regulation method for equipment such as fans, pumps and the like is to regulate the air supply quantity and the water supply quantity by regulating the opening degree of a baffle and a valve at an inlet or an outlet, the input power is high, and a large amount of energy is consumed in the closure process of the baffle and the valve. When frequency conversion speed regulation is used, if the flow requirement is reduced, the requirement can be met by reducing the rotating speed of the pump or the fan.
The converter that uses at present all has a forced air cooling device, and the radiating effect is not good, and some converters directly expose in the workshop, and some converters are placed at the production scene, and the site dust is more moreover, and operational environment is abominable, and the forced air cooling device from the area of this kind of condition down converter can not satisfy operational environment requirement completely, all brings very big threat to work efficiency, the life of converter.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a frequency converter, it all has the forced air cooling device to aim at solving the frequency converter of using at present, and the radiating effect is not good, and some frequency converters directly expose in the workshop, and some frequency converters are placed at the production site, and the site dust is more moreover, and operational environment is abominable, and the air cooling device from the area can not satisfy the operational environment requirement completely under this kind of condition down converter, all brings the problem of very big threat to the work efficiency of frequency converter, life.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a frequency converter, includes drain pan and upper cover, the upper cover is located drain pan one side and can dismantle the connection, the inside heat abstractor that can dismantle of drain pan is connected with, heat abstractor includes heat radiation fins and a copper pipe, heat radiation fins can dismantle the connection inside the drain pan, the copper pipe sets up inside heat radiation fins, a copper pipe one end intercommunication has the heat exchanger, heat exchanger lower extreme fixedly connected with heat dissipation fan, heat exchanger upper end fixedly connected with water tank, water tank one side fixedly connected with circulating pump, the circulating pump leads to pipe intercommunication with a water tank copper pipe, the water tank passes through No. two copper pipe intercommunications with the heat exchanger, the drain pan upper end surface is provided with the recess, upper cover one side is provided with sealed the pad.
In order to enable heat radiation fins can be quick with the heat absorption in the electric elements in the circuit board, as the utility model relates to a converter is preferred, the specific quantity of heat radiation fins is provided with three groups and heat radiation fins is rectangular shape structure, the inside draw-in groove that is provided with of heat radiation fins, a copper pipe joint is inside the draw-in groove.
In order to install the converter, conduct the utility model relates to a converter is preferred, the equal fixedly connected with mounting in drain pan outside surface, the mounting surface is provided with the bolt hole.
In order to make the heat dissipation fan can be with the inside heat discharge of heat exchanger, conduct the utility model relates to a converter is preferred, drain pan lower extreme surface is provided with the louvre, the heat dissipation fan aligns with the thermovent.
In order to enable the upper cover and the drain pan to be connected, closely improve the sealing effect, conduct the utility model relates to a frequency converter is preferred, sealed highly being greater than the height of recess of filling up.
In order to can be quick dismouting to the circuit board, as the utility model relates to a converter is preferred, the circuit board can be dismantled through the bolt to the drain pan is inside.
In order to guarantee the wiring work that the converter can be normal, as the utility model relates to a converter is preferred, upper cover outside surface is provided with the connector lug.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a through being provided with heat abstractor, the heat that electric element in the converter circuit board produced is absorbed by heat radiation fins at the during operation, and the circulating pump is taken the coolant liquid in the water tank out to copper pipe one so that the coolant liquid in copper pipe one takes away the heat in heat radiation fins and flow to the heat exchanger, the coolant liquid in the heat exchanger flows into in the water tank again, thereby make the coolant liquid form the circulation state, at last by the heat dissipation fan with the heat in the heat exchanger give off to the outside of the casing of converter, because the coolant liquid that flows possesses fine radiating effect, thereby fine play the heat absorption radiating effect, especially when high temperature in summer or workshop temperature is too high, copper pipe one can be fine dispels the heat to the converter, make the converter remain the work in safe temperature interval all the time, the problem of the converter spontaneous combustion because the high temperature has effectively been avoided, the service life of the frequency converter is greatly prolonged, and the frequency converter has a good protection effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the heat dissipation device of the present invention;
fig. 3 is a schematic view of the overall side view structure of the present invention.
In the figure: 1. a bottom case; 2. a fixing member; 3. a heat sink; 4. a groove; 5. a circuit board; 6. heat dissipation fins; 7. a first copper tube; 8. a circulation pump; 9. a water tank; 10. a heat dissipation fan; 11. a heat exchanger; 12. A second copper pipe; 13. an upper cover; 14. and a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, a frequency converter comprises a bottom shell 1 and an upper cover 13, wherein the upper cover is arranged at one side of the bottom shell 1 and detachably connected, a heat dissipation device 3 is detachably connected inside the bottom shell 1, the heat dissipation device 3 comprises heat dissipation fins 6 and a copper pipe 7, the heat dissipation fins 6 are detachably connected inside the bottom shell 1, the copper pipe 7 is arranged inside the heat dissipation fins 6, one end of the copper pipe 7 is communicated with a heat exchanger 11, the lower end of the heat exchanger 11 is fixedly connected with a heat dissipation fan 10, the upper end of the heat exchanger 10 is fixedly connected with a water tank 9, one side of the water tank 9 is fixedly connected with a circulating pump 8, the circulating pump 8 is communicated with the copper pipe 7 of the water tank 9 through a water pipe, the water tank 9 is communicated with the heat exchanger 10 through a copper pipe 12, the upper end surface of the bottom shell 1 is provided, the heat generated by the electric elements in the frequency converter circuit board 5 during working is absorbed by the heat dissipation fins 6, the cooling liquid in the water tank 9 is pumped into the first copper pipe 7 by the circulating pump 8, so that the heat in the heat dissipation fins 6 is taken away by the cooling liquid in the first copper pipe 7 and flows into the heat exchanger 11, the cooling liquid in the heat exchanger 11 flows into the water tank 9 again, the cooling liquid forms a circulating state, and finally the heat in the heat exchanger 11 is dissipated to the outside of the shell of the frequency converter by the heat dissipation fan 10, because the flowing cooling liquid has good heat dissipation effect, the heat absorption and heat dissipation effect is well achieved, especially when the temperature is high in summer or the temperature is too high in a workshop, the first copper pipe 7 can well dissipate the heat of the frequency converter, so that the frequency converter always works in a safe temperature range, and the problem of spontaneous combustion of the frequency converter caused by too high temperature is effectively avoided, the service life of the frequency converter is greatly prolonged, and the frequency converter has a good protection effect.
Specifically, three groups of heat dissipation fins 6 are arranged in the specific number, the heat dissipation fins 6 are of strip-shaped structures, clamping grooves are formed in the heat dissipation fins 6, and the first copper pipe 7 is clamped in the clamping grooves.
In this embodiment, the three groups of heat dissipation fins 6 can quickly absorb heat of the electrical component of the frequency converter, and the first copper tube 7 can be in good contact with the heat dissipation fins 6 due to the clamping grooves.
Specifically, the surface of the outer side of the bottom shell 1 is fixedly connected with a fixing piece 2, and bolt holes are formed in the surface of the fixing piece 2.
In this embodiment, can be quick install fixedly the converter in penetrating the bolt hole with the bolt.
Specifically, the lower end surface of the bottom shell 1 is provided with heat dissipation holes, and the heat dissipation fan 10 is aligned with the heat dissipation holes.
In this embodiment, the heat dissipation fan 10 discharges heat in the heat exchanger 11 through the heat dissipation holes.
In particular, the height of the gasket 14 is greater than the height of the groove 4.
In this embodiment, the top cover 13 is more tightly connected to the bottom case 1, so as to improve the sealing effect.
Specifically, a circuit board 5 is detachably connected to the inside of the bottom case 1 through a bolt.
In this embodiment, the wiring board 5 can be mounted quickly.
Specifically, the outer side surface of the upper cover 13 is provided with a connector lug.
In this embodiment, the connector lug can make the converter external connection wire make it can normally work.
The working principle is as follows: the heat that electric element in the converter circuit board 5 produced during operation is absorbed by heat radiation fins 6, and circulating pump 8 takes out the coolant liquid in water tank 9 to make the coolant liquid in copper pipe 7 take away the heat in heat radiation fins 6 and flow to heat exchanger 11 in copper pipe 7, the coolant liquid in heat exchanger 11 flows into to water tank 9 again, make the coolant liquid form the circulation state from this, give off the heat in heat exchanger 11 to the casing outside of converter by heat dissipation fan 10 at last, and be provided with the sealed pad between upper cover 13 and the drain pan 1, make the converter possess fine sealed effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a frequency converter, includes drain pan and upper cover, the upper cover is located drain pan one side and can dismantle the connection, its characterized in that: the improved radiating structure is characterized in that the radiating device is detachably connected inside the bottom shell and comprises radiating fins and a copper pipe, the radiating fins are detachably connected inside the bottom shell, the copper pipe is arranged inside the radiating fins, one end of the copper pipe is communicated with the heat exchanger, the lower end of the heat exchanger is fixedly connected with a radiating fan, the upper end of the heat exchanger is fixedly connected with a water tank, one side of the water tank is fixedly connected with a circulating pump, the circulating pump is communicated with the copper pipe of the water tank through a water pipe, the water tank is communicated with the heat exchanger through a second copper pipe, a groove is formed in the upper end surface of the bottom shell, and.
2. A frequency converter according to claim 1, characterized in that: the radiating fins are arranged in three groups in specific number and are of strip-shaped structures, clamping grooves are formed in the radiating fins, and the first copper pipe is clamped in the clamping grooves.
3. A frequency converter according to claim 1, characterized in that: all fixedly connected with mounting in drain pan outside surface, the mounting surface is provided with the bolt hole.
4. A frequency converter according to claim 1, characterized in that: the bottom end surface of the bottom shell is provided with heat dissipation holes, and the heat dissipation fan is aligned with the heat dissipation holes.
5. A frequency converter according to claim 1, characterized in that: the height of the sealing gasket is greater than that of the groove.
6. A frequency converter according to claim 1, characterized in that: the bottom shell is detachably connected with a circuit board through bolts.
7. A frequency converter according to claim 1, characterized in that: and the outer side surface of the upper cover is provided with a connector lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413225.0U CN211630087U (en) | 2020-03-27 | 2020-03-27 | Frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020413225.0U CN211630087U (en) | 2020-03-27 | 2020-03-27 | Frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211630087U true CN211630087U (en) | 2020-10-02 |
Family
ID=72620242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020413225.0U Expired - Fee Related CN211630087U (en) | 2020-03-27 | 2020-03-27 | Frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211630087U (en) |
-
2020
- 2020-03-27 CN CN202020413225.0U patent/CN211630087U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |