CN214480242U - Frequency converter and fan water pump - Google Patents
Frequency converter and fan water pump Download PDFInfo
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- CN214480242U CN214480242U CN202120624079.0U CN202120624079U CN214480242U CN 214480242 U CN214480242 U CN 214480242U CN 202120624079 U CN202120624079 U CN 202120624079U CN 214480242 U CN214480242 U CN 214480242U
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- reactor
- frequency converter
- heat dissipation
- mounting area
- plate
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Abstract
The utility model discloses a frequency converter and a fan water pump, wherein, the frequency converter comprises a case, a supporting plate and a reactor, the case comprises a frame body, and a panel and a back plate which are respectively arranged at the two opposite sides of the frame body; the supporting plate is arranged on one side of the back plate facing the panel; the reactor is mounted on the support plate. The utility model discloses improved the mounting structure of reactor, improved the convenience of reactor dismouting, promoted the space utilization of converter, the utility model discloses a converter can be to the reactor of different application environment replacement different models, and the range of application is wide, and customization degree is high.
Description
Technical Field
The utility model relates to a converter technical field especially relates to a converter and fan water pump.
Background
The reactor is an important device of a frequency converter product, and plays a role in improving power factors in practical application.
On the one hand, the converter of large and medium power section occupies more volume space of the product because of the larger volume of the reactor, usually does not scale the reactor, namely does not include the product structure layout, usually realizes the function by adding base accessories and the like, and the assembly and wiring connection of the structure need to be operated and installed by users.
On the other hand, the current converter of bringing the reactor into product structure overall arrangement generally adopts to put into quick-witted incasement portion bottom structure, and the reactor passes through the strengthening rib structure and strengthens and the screw lock attaches fixedly, and the reactor adopts the cable to connect for openly installing, needs additionally to increase the accessory or design the sealed wind channel of sheet metal construction dustproof, and the structure of this kind of mounting means is complicated, not convenient to detach and equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a converter and fan water pump aims at improving the convenience of reactor dismouting.
In order to achieve the above object, the utility model provides a frequency converter, the frequency converter includes:
the computer case comprises a frame body, and a panel and a back plate which are respectively arranged on two opposite sides of the frame body;
the supporting plate is arranged on one side of the back plate facing the panel; and
a reactor mounted on the support plate.
In one embodiment, an installation space is defined by the supporting plate and the back plate, and the reactor is arranged in the installation space.
In one embodiment, the supporting plate is provided with heat dissipation holes; and/or
And reinforcing ribs are arranged on the supporting plate.
In an embodiment, the heat dissipation holes include a first sub-heat dissipation hole and a second sub-heat dissipation hole, the first sub-heat dissipation hole is disposed near one end of the reactor, and the second sub-heat dissipation hole is disposed near the other end of the reactor to form convection heat dissipation.
In an embodiment, the chassis further includes a first partition plate and a second partition plate, the first partition plate and the second partition plate are disposed in the frame at intervals, and divide the chassis into a first installation area, a second installation area and a third installation area with the panel and the back plate;
wherein the reactor is located in the third mounting area.
In one embodiment, the frequency converter further includes:
the control panel is arranged in the first installation area; and
and the display screen is arranged on the panel and is electrically connected with the control panel.
In one embodiment, the frequency converter further includes:
the IGBT module is arranged in the second mounting area and is electrically connected with the control board;
the capacitor circuit board is arranged in the second mounting area and is electrically connected with the control board and the reactor respectively;
the rectifier bridge is arranged in the second mounting area and is electrically connected with the capacitor circuit board and the reactor; and
and the relay is arranged in the second mounting area and is electrically connected with the capacitor circuit board and the reactor.
In one embodiment, the frequency converter further includes:
the reactor, the relay and the rectifier bridge are respectively connected through the copper bar assembly; and an insulating protective sleeve is arranged on the copper bar assembly.
In one embodiment, the chassis is formed with an air inlet, an air outlet and an air duct communicating the air inlet and the air outlet;
the frequency converter further comprises:
the radiator is arranged in the third mounting area, the radiating side of the radiator is arranged close to the air outlet, and the radiator is electrically connected with the control board so as to perform radiating work under the control of the control board;
and the fan is arranged in the third mounting area and is electrically connected with the control panel so as to drive air to flow into the air channel from the air inlet and flow out from the air outlet under the control of the control panel.
In order to achieve the above object, the utility model also provides a fan water pump, fan water pump includes as above the converter, the converter includes:
the computer case comprises a frame body, and a panel and a back plate which are respectively arranged on two opposite sides of the frame body;
the supporting plate is arranged on one side of the back plate facing the panel; and
a reactor mounted on the support plate.
The technical scheme of the utility model among, because this converter includes quick-witted case, backup pad and reactor, the quick-witted case includes the framework and locates the panel and the backplate of the relative both sides of framework respectively, and the backup pad is installed on one side of backplate orientation panel, and the reactor is installed in the backup pad, all can be for dismantling between backplate and backup pad, backup pad and the reactor to be connected, has improved the convenience of reactor dismouting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the frequency converter of the present invention;
fig. 2 is a side view of the case in an embodiment of the frequency converter of the present invention;
fig. 3 is a heat dissipation design and circuit connection structure diagram of the third mounting area of the chassis in an embodiment of the frequency converter of the present invention;
fig. 4 is a diagram of a reactor circuit connection structure of a second installation area of a chassis in an embodiment of the frequency converter of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
fig. 6 is a structural diagram of a supporting plate in an embodiment of the frequency converter of the present invention;
fig. 7 is a structural diagram of the position and electrical connection of the reactor in an embodiment of the frequency converter of the present invention;
fig. 8 is a structural diagram of a back plate in an embodiment of the frequency converter of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The reactor is an important device of a frequency converter product, and plays a role in improving power factors in practical application.
On the one hand, the converter of large and medium power section occupies more volume space of the product because of the larger volume of the reactor, usually does not scale the reactor, namely does not include the product structure layout, usually realizes the function by adding base accessories and the like, and the assembly and wiring connection of the structure need to be operated and installed by users.
On the other hand, the current converter of bringing the reactor into product structure overall arrangement generally adopts to put into quick-witted incasement portion bottom structure, and the reactor passes through the strengthening rib structure and strengthens and the screw lock attaches fixedly, and the reactor adopts the cable to connect for openly installing, needs additionally to increase the accessory or design the sealed wind channel of sheet metal construction dustproof, and the structure of this kind of mounting means is complicated, not convenient to detach and equipment.
In order to improve the convenience of reactor dismouting, the utility model provides a converter is applicable to various frequency conversion equipment, especially fan water pump, does not do the injecing here.
Referring to fig. 1 and 2, in an embodiment of the present invention, the frequency converter includes a case 100, a supporting plate 200 and a reactor 300, where the case 100 includes a frame 110, and a panel 120 and a back plate 130 respectively disposed on two opposite sides of the frame 110; the support plate 200 is mounted on a side of the back plate 130 facing the face plate 120; the reactor 300 is mounted on the support plate 200.
In this embodiment, the chassis 100 may be made of metal or plastic, and besides the frame 110, the panel 120 and the back plate 130, the chassis 100 may also be composed of more components, which is not limited herein.
The supporting plate 200 may be made of a high-strength metal plate, and the periphery of the supporting plate 200 may be connected and fixed to the back plate 130 or the frame 110 of the housing 100 by riveting. The support plate 200 may be press-riveted with a screw for fixing the reactor 300. As shown in fig. 6, in some embodiments, ribs 201 are stamped on the surface of the support plate 200 to reinforce the strength of the support plate 200.
It should be noted that, in some embodiments, in combination with fig. 1 and 2, the support plate 200 and the back plate 130 may enclose an installation space, and the reactor 300 is disposed in the installation space. The reactor 300 may be loaded into the support plate 200 from the back and may be fixed by tightening a nut. The reactor 300 models with different specifications can be replaced in the installation space. Referring to fig. 8, after the reactor 300 is assembled, the back plate 130 may cover the reactor 300, the back plate 130 may be fixed to the support plate 200 by a countersunk screw, the back plate 130 may protect the reactor 300, and the back plate 130 may be detached conveniently to facilitate maintenance of the reactor 300.
It can be understood that in the technical scheme of the utility model, because this converter includes quick-witted case 100, backup pad 200 and reactor 300, quick-witted case 100 includes framework 110 and locates panel 120 and backplate 130 of the relative both sides of framework 110 respectively, backup pad 200 is installed on backplate 130 towards one side of panel 120, and reactor 300 is installed on backup pad 200, is to dismantle between backplate 130 and backup pad 200, backup pad 200 and the reactor 300 and is connected, has improved the convenience of reactor 300 dismouting.
In order to improve the space utilization of the frequency converter, in an embodiment, referring mainly to fig. 2, the enclosure 100 of the frequency converter may further include a first partition plate 140 and a second partition plate 150, where the first partition plate 140 and the second partition plate 150 are disposed in the frame 110 at intervals, and separate the enclosure 100 into a first installation area 100a, a second installation area 100b, and a third installation area 100c with the panel 120 and the back plate 130; wherein the reactor 300 is located in the third mounting area 100 c.
The first partition plate 140 and the second partition plate 150 may be arranged at intervals along the length or width of the chassis 100, so as to form the three installation regions. One or more communication holes may be formed in the first partition plate 140 and the second partition plate 150 to communicate two adjacent installation regions, thereby improving the heat dissipation effect of the frequency converter case 100.
It should be noted that the first installation area 100a may be a surface cover display control operation area; the second mounting region 100b may be a functional device region; the third mounting region 100c may be a heat dissipation duct region where the reactor 300 may be placed. In this embodiment, the layout space of the remaining accessories of the product is vacated by compressing the space of the third installation area 100c, so as to improve the space utilization rate of the frequency converter.
In this embodiment, referring to fig. 2, the frequency converter may further include a control board 400 and a display screen 500, wherein the control board 400 is installed in the first installation area 100 a; the display screen 500 is disposed on the panel 120 and electrically connected to the control board 400.
Further, referring to fig. 3 to 5, the frequency converter may further include an IGBT module 600, a capacitor circuit board 700, a rectifier bridge 800, and a relay 900, the IGBT module 600 being mounted in the second mounting region 100b and electrically connected to the control board 400; the capacitor circuit board 700 is mounted in the second mounting region 100b and electrically connected to the control board 400 and the reactor 300, respectively; the rectifier bridge 800 is installed in the second installation area 100b and electrically connected to the capacitor circuit board 700 and the reactor 300; the relay 900 is mounted on the second mounting area 100b and electrically connected to the capacitor circuit board 700 and the reactor 300.
In this embodiment, the capacitor circuit board 700 communicates the IGBT modules 600, the rectifier bridge 800, the capacitors, and the relay 900 with each functional device in an internal wiring manner, thereby implementing the frequency conversion function of the frequency converter.
In order to improve convenience and stability of wiring, in some embodiments, referring to fig. 3 to 5 and 7, the frequency converter may further include a copper bar assembly 310, and the reactor 300 is connected to the relay 900 and the rectifier bridge 800 through the copper bar assembly 310 respectively; the copper bar assembly 310 is provided with an insulating protective sleeve 311.
It should be noted that the copper bar assembly 310 plays an electrical connection role and is fixed on the insulating protection sleeve 311. One end of the copper bar component 310 can be connected with the lower-layer switching copper bar of the reactor 300; the other end of the copper bar assembly 310 can be connected to the relay 900 and the rectifier bridge 800, respectively, to implement an electrical circuit routing.
In this embodiment, the insulating protective sleeve 311 of the copper bar assembly 310 may be made of a plastic material with high strength and insulation, and is formed by injection molding, so as to perform the functions of insulation and heat insulation, the insulating protective sleeve 311 is fixed to the partition board of the chassis 100 or the frame 110 through locking screws, and a hollow structure may be disposed in the middle of the insulating protective sleeve 311 for inserting the copper bar.
In order to improve the heat dissipation capability of the frequency converter, in some embodiments, referring mainly to fig. 3, heat dissipation holes 200a may be formed in the support plate 200 of the frequency converter, so as to discharge heat generated by the reactor 300 from the installation space through the heat dissipation holes 200 a.
In an embodiment, the heat dissipation holes 200a on the support plate 200 may include a first sub-heat dissipation hole 201a and a second sub-heat dissipation hole 202a, where the first sub-heat dissipation hole 201a is disposed near one end of the reactor 300, and the second sub-heat dissipation hole 202a is disposed near the other end of the reactor 300, so as to form convection heat dissipation.
In this embodiment, the number of the first sub-heat dissipation holes 201a and the number of the second sub-heat dissipation holes 202a may be multiple, and the shape thereof may be circular, square, or oval, and the like, which is not limited herein.
Further, in some embodiments, referring mainly to fig. 3, the chassis 100 of the frequency converter is formed with an inlet 110a, an outlet 110b, and an air duct communicating the inlet 110a and the outlet 110 b.
In this embodiment, the air inlet 110a may be disposed near the first sub-heat dissipation hole 201a, and the air outlet 110b may be disposed near the second sub-heat dissipation hole 202a, so as to further enhance the convection heat dissipation capability of the chassis 100.
Of course, in some other embodiments, the heat dissipation hole 200a may not be disposed on the supporting plate 200, so as to facilitate the production, processing and manufacturing, which is not limited herein.
Referring to fig. 3, in the present embodiment, the frequency converter may further include a heat sink 320 and a fan 330, the heat sink 320 is mounted in the third mounting area 100c, a heat dissipation side of the heat sink 320 is disposed near the air outlet 110b, and the heat sink 320 is electrically connected to the control board 400 for performing heat dissipation under the control of the control board 400; the fan 330 is installed in the third installation area 100c, and the fan 330 is electrically connected to the control board 400 to drive air to flow into the wind channel from the wind inlet 110a and flow out through the wind outlet 110b under the control of the control board 400.
It should be noted that in some other embodiments, the frequency converter may also only use the heat sink 320 or only use the fan 330 to dissipate heat, so as to reduce the manufacturing cost of the frequency converter and reduce the weight of the frequency converter.
In this embodiment, the third mounting area 100c located at the lower layer of the chassis 100 is a heat dissipation air channel area, and the fan 330, the heat sink 320, the capacitor, the reactor 300, the adapting copper bar, and the like may be mounted in the heat dissipation air channel area. This converter adopts the convulsions mode heat dissipation, and the accessible backup pad 200 separates between radiator 320 and reactor 300, and the heat dissipation is not mutually dry. Heat dissipation holes 200a may be respectively formed on the support plate 200 at positions close to the air inlet 110a and the air outlet 110b, so as to be used for convection heat dissipation of the reactor 300. It can be understood that the utility model discloses a converter has greatly promoted heat-sinking capability through setting up radiator 320 and fan 330.
The utility model also provides a fan water pump, this fan water pump include the converter, and the concrete structure of this converter refers to above-mentioned embodiment, because the utility model provides a fan water pump includes all schemes of all embodiments of above-mentioned converter, consequently, at least have with the same technological effect of converter, the explanation differs here.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A frequency converter, characterized in that the frequency converter comprises:
the computer case comprises a frame body, and a panel and a back plate which are respectively arranged on two opposite sides of the frame body;
the supporting plate is arranged on one side of the back plate facing the panel; and
a reactor mounted on the support plate.
2. The frequency converter according to claim 1, wherein the support plate and the back plate enclose an installation space, and the reactor is provided in the installation space.
3. The frequency converter according to claim 2, wherein the supporting plate is provided with heat dissipation holes; and/or
And reinforcing ribs are arranged on the supporting plate.
4. The frequency converter according to claim 3, wherein the heat dissipation holes comprise a first sub-heat dissipation hole and a second sub-heat dissipation hole, the first sub-heat dissipation hole is disposed near one end of the reactor, and the second sub-heat dissipation hole is disposed near the other end of the reactor to form convection heat dissipation.
5. The frequency converter of claim 1, wherein the enclosure further comprises a first divider plate and a second divider plate, the first divider plate and the second divider plate being spaced apart within the frame and separating the enclosure with the face plate and the back plate into a first mounting area, a second mounting area, and a third mounting area;
wherein the reactor is located in the third mounting area.
6. The frequency converter of claim 5, further comprising:
the control panel is arranged in the first installation area; and
and the display screen is arranged on the panel and is electrically connected with the control panel.
7. The frequency converter of claim 6, further comprising:
the IGBT module is arranged in the second mounting area and is electrically connected with the control board;
the capacitor circuit board is arranged in the second mounting area and is electrically connected with the control board and the reactor respectively;
the rectifier bridge is arranged in the second mounting area and is electrically connected with the capacitor circuit board and the reactor; and
and the relay is arranged in the second mounting area and is electrically connected with the capacitor circuit board and the reactor.
8. The frequency converter of claim 7, further comprising:
the reactor, the relay and the rectifier bridge are respectively connected through the copper bar assembly; and an insulating protective sleeve is arranged on the copper bar assembly.
9. The frequency converter according to claim 6, wherein the housing is formed with an air inlet, an air outlet, and an air duct communicating the air inlet and the air outlet;
the frequency converter further comprises:
the radiator is arranged in the third mounting area, the radiating side of the radiator is arranged close to the air outlet, and the radiator is electrically connected with the control board so as to perform radiating work under the control of the control board;
and the fan is arranged in the third mounting area and is electrically connected with the control panel so as to drive air to flow into the air channel from the air inlet and flow out from the air outlet under the control of the control panel.
10. A fan water pump, characterized in that it comprises a frequency converter according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120624079.0U CN214480242U (en) | 2021-03-26 | 2021-03-26 | Frequency converter and fan water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120624079.0U CN214480242U (en) | 2021-03-26 | 2021-03-26 | Frequency converter and fan water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214480242U true CN214480242U (en) | 2021-10-22 |
Family
ID=78175258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120624079.0U Active CN214480242U (en) | 2021-03-26 | 2021-03-26 | Frequency converter and fan water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214480242U (en) |
-
2021
- 2021-03-26 CN CN202120624079.0U patent/CN214480242U/en active Active
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