CN215956859U - Frequency conversion control device of synchronous motor - Google Patents
Frequency conversion control device of synchronous motor Download PDFInfo
- Publication number
- CN215956859U CN215956859U CN202122496890.8U CN202122496890U CN215956859U CN 215956859 U CN215956859 U CN 215956859U CN 202122496890 U CN202122496890 U CN 202122496890U CN 215956859 U CN215956859 U CN 215956859U
- Authority
- CN
- China
- Prior art keywords
- control device
- closed cylinder
- moving block
- box body
- contact piece
- 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.)
- Active
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a frequency conversion control device of a synchronous motor, and belongs to the technical field of frequency conversion control devices. A frequency conversion control device of a synchronous motor comprises a control device box body, a first closed cylinder, a first moving block, a second moving block, a first spring, a second closed cylinder, a fan, a first contact piece, a second contact piece and a plurality of first radiating holes; the first closed cylinder is arranged at the bottom end in the box body of the control device, and the bottom end of the first moving block is hermetically connected with the inner wall of the first closed cylinder and can reciprocate in the first closed cylinder; liquid is arranged in a cavity defined by the bottom wall of the first moving block and the side wall of the first closed cylinder; the second closed cylinder is arranged at the bottom end in the control device box body, the top end of the second moving block is located in the second closed cylinder and can do reciprocating motion in the second closed cylinder, and the second contact piece is installed at the top end of the second moving block. The variable frequency control device can be cooled according to the temperature change in the variable frequency control device, and unnecessary electric energy use is reduced.
Description
Technical Field
The utility model relates to the technical field of variable frequency control devices, in particular to a variable frequency control device of a synchronous motor.
Background
The easy temperature rise under the synchronous machine's among the prior art frequency conversion control device lasts the condition of using generally adopts the fan to dispel the heat to frequency conversion control device, but, the fan need begin work and dispel the heat to frequency conversion control device when frequency conversion control device uses, and the fan need not carry out the radiating condition also working at frequency conversion control device, and this waste that can not cause the electric energy is not avoided.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims to provide a frequency conversion control device of a synchronous motor, which can dissipate heat of the frequency conversion control device according to temperature change in the frequency conversion control device and reduce unnecessary electric energy.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A frequency conversion control device of a synchronous motor comprises a control device box body, a first closed cylinder, a first moving block, a second moving block, a first spring, a second closed cylinder, a fan, a first contact piece, a second contact piece and a plurality of first radiating holes; the first closed cylinder is arranged at the bottom end in the box body of the control device, and the bottom end of the first moving block is hermetically connected with the inner wall of the first closed cylinder and can reciprocate in the first closed cylinder; liquid is arranged in a cavity defined by the bottom wall of the first moving block and the side wall of the first closed cylinder; the second closed cylinder is arranged at the bottom end in the box body of the control device, the top end of a second moving block is positioned in the second closed cylinder and can do reciprocating motion in the second closed cylinder, a second contact piece is arranged at the top end of the second moving block, and a first contact piece is arranged at the top end in the second closed cylinder and is positioned above the second contact piece; the first spring is arranged between the first moving block and the second moving block; the fan is arranged at the top end in the box body of the control device and is positioned on the right side of the second closed cylinder; the first contact piece and the second contact piece are contacted and separated to respectively control the starting and the closing of the fan; a plurality of first louvres are seted up at controlling means box right side wall.
Preferably, the first closed cylinder is made of a heat conducting material.
Preferably, the first heat dissipation holes are uniformly distributed in the vertical direction and the horizontal direction.
Preferably, a baffle is arranged in the control device box body; a plurality of second heat dissipation holes matched with the first heat dissipation holes are formed in the baffle; a rotating rod is arranged between the baffle plate and the second moving block; the rotating rod is positioned below the fan; the rotating rod is rotatably connected to the rear side wall in the box body of the control device; the two ends of the rotating rod can rotate relative to the baffle and the second moving block respectively.
Preferably, a second spring is arranged between the top end of the baffle plate and the top end in the box body of the control device.
Preferably, the top end of the right side of the control device box body is provided with a downward inclined baffle.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
(1) the utility model adopts the arrangement of a first closed cylinder, a first movable block, a second closed cylinder, a second movable block, a first spring, a first contact piece, a second closed cylinder, a fan, a first heat dissipation hole and the liquid in the chamber enclosed by the bottom wall of the first movable block and the side wall of the first closed cylinder, when the temperature in the control device box body rises to a certain temperature, the liquid in the chamber enclosed by the bottom wall of the first movable block and the side wall of the first closed cylinder is heated and gasified, the pressure intensity in the chamber enclosed by the bottom wall of the first movable block and the side wall of the first closed cylinder is increased, so that the first movable block moves upwards, the first movable block drives the second movable block to move upwards through the first spring, the second movable block drives the second movable block to contact with the first contact piece, the fan is started through the first contact piece and the second contact piece, and the fan dissipates the heat in the control device box body, the hot gas flows out of the first heat dissipation holes, the temperature in the control device box body is reduced to a proper temperature, the gasified liquid is liquefied in a cavity surrounded by the bottom wall of the first moving block and the side wall of the first closed cylinder, the pressure in the cavity surrounded by the bottom wall of the first moving block and the side wall of the first closed cylinder is reduced, and because the pressure in the control device box body and the pressure in the cavity surrounded by the bottom wall of the first moving block and the side wall of the first closed cylinder have pressure difference, the first moving block moves downwards, the first moving block drives the second moving block to move downwards through the first spring, the second moving block enables the second contact piece to be separated from the first contact piece, the fan is turned off, the fan can radiate the variable frequency control device according to the temperature change in the variable frequency control device, and the use of unnecessary electric energy is reduced.
(2) The utility model discloses a baffle, dwang and second louvre set up, when second movable block rebound, second contact piece and first contact piece contact, the fan is started, the second movable block drives the dwang clockwise rotation, the dwang drives the baffle rebound, make the second louvre just to first louvre, make the steam accessible second heat dissipation in the controlling means box and first louvre flow outside the controlling means box, when second movable block rebound, the second contact piece separates with first contact piece, the fan is closed, the second movable block drives dwang anticlockwise rotation, the dwang drives the baffle rebound, the second louvre staggers with first louvre, the baffle plugs up first louvre, avoid dust etc. to get into to the controlling means box in from first heat dissipation.
(3) Through the arrangement of the second spring, when the second moving block does not move upwards, the baffle keeps a certain distance from the inner bottom wall of the box body of the control device, and the second spring is used for pulling the baffle; the second spring makes the baffle and the bottom wall in the controlling means box can keep certain distance for when the second movable block upwards moved, the baffle has the space that can move down.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention in operation;
fig. 3 is a schematic structural diagram at a of the present invention.
The reference numbers in the figures illustrate:
the device comprises a control device box body 1, a first closed cylinder 2, a first moving block 3, a second moving block 4, a first spring 5, a second closed cylinder 6, a fan 7, a first contact piece 8, a second contact piece 9, a first heat dissipation hole 10, a baffle 11, a second heat dissipation hole 12, a rotating rod 13 and a second spring 14.
Detailed Description
Please refer to fig. 1-3, which is a frequency conversion control device of a synchronous motor, comprising a control device box 1, a first sealing cylinder 2, a first moving block 3, a second moving block 4, a first spring 5, a second sealing cylinder 6, a fan 7, a first contact piece 8, a second contact piece 9 and a plurality of first heat dissipation holes 10; the first closed cylinder 2 is arranged at the bottom end in the control device box body 1, and the bottom end of the first moving block 3 is hermetically connected with the inner wall of the first closed cylinder 2 and can reciprocate in the first closed cylinder 2; a cavity defined by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2 is internally provided with liquid; the second closed cylinder 6 is arranged at the bottom end in the control device box body 1, the top end of the second moving block 4 is positioned in the second closed cylinder 6 and can do reciprocating motion in the second closed cylinder 6, the second contact piece 9 is installed at the top end of the second moving block 4, and the first contact piece 8 is installed at the top end in the second closed cylinder 6 and is positioned above the second contact piece 9; the first spring 5 is arranged between the first moving block 3 and the second moving block 4; the fan 7 is arranged at the top end in the control device box body 1 and is positioned at the right side of the second closed cylinder 6; the first contact piece 8 and the second contact piece 9 are contacted and separated to respectively control the starting and the closing of the fan 7; the plurality of first heat dissipation holes 10 are formed in the right side wall of the control device case 1.
The first closed cylinder 2 is made of a heat conducting material, and the first closed cylinder 2 is used for transferring heat of the control device box body 1 to liquid arranged in a cavity defined by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2.
The first heat dissipation holes 10 are uniformly distributed in the vertical direction and the horizontal direction.
A baffle plate 11 is arranged in the control device box body 1; a plurality of second heat dissipation holes 12 matched with the first heat dissipation holes 10 are formed in the baffle 11; a rotating rod 13 is arranged between the baffle plate 11 and the second moving block 4; the rotating rod 13 is positioned below the fan 7; the rotating rod 13 is rotatably connected to the inner rear side wall of the control device box body 1; the two ends of the rotating rod 13 can rotate relative to the baffle plate 11 and the second moving block 4 respectively.
A second spring 14 is arranged between the top end of the baffle plate 11 and the top end in the control device box body 1.
The top end of the right side of the control device box body 1 is provided with a downward inclined baffle plate, so that rainwater can be prevented from flowing into the control device box body 1 from the first heat dissipation holes 10 when raining.
When the temperature in the control device box body 1 rises to a certain temperature, the liquid in the chamber enclosed by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2 is heated and gasified, the pressure intensity in the chamber enclosed by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2 is increased, so that the first moving block 3 moves upwards, the first moving block 3 drives the second moving block 4 to move upwards through the first spring 5, the second moving block 4 drives the second contact piece 9 to contact with the first contact piece 8, the first contact piece 8 and the second contact piece 9 enable the fan 7 to be started, the second moving block 4 moves upwards and simultaneously drives the rotating rod 13 to rotate clockwise, the rotating rod 13 drives the baffle plate 11 to move downwards, so that the second heat dissipation hole 12 is directly opposite to the first heat dissipation hole 10, the fan 7 dissipates heat inside the control device case 1, and the hot air flows out of the control device case 1 through the second heat dissipation hole 12 and the first heat dissipation hole 10.
When the temperature in the control device box body 1 is reduced to a proper temperature, the gasified liquid is liquefied in the chamber enclosed by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2, the pressure intensity in the chamber enclosed by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2 is reduced, because the pressure intensity in the control device box body 1 and the pressure intensity in the chamber enclosed by the bottom wall of the first moving block 3 and the side wall of the first closed cylinder 2 have pressure intensity difference, the first moving block 3 moves downwards, the first moving block 3 drives the second moving block 4 to move downwards through the first spring 5, the second moving block 4 separates the second contact piece 9 from the first contact piece 8, the second moving block 4 moves downwards, the second contact piece 9 is separated from the first contact piece 8, the fan 7 is closed, and the fan 7 can radiate the variable frequency control device according to the temperature change in the variable frequency control device, unnecessary electric energy use is reduced; the second moving block 4 drives the rotating rod 13 to rotate anticlockwise, the rotating rod 13 drives the baffle plate 11 to move upwards, the second heat dissipation holes 12 are staggered with the first heat dissipation holes 10, the baffle plate 11 blocks the first heat dissipation holes 10, and dust and the like are prevented from entering the control device box body 1 from the first heat dissipation holes 10.
Claims (6)
1. The utility model provides a synchronous machine's frequency conversion controlling means which characterized in that: the device comprises a control device box body (1), a first closed cylinder (2), a first moving block (3), a second moving block (4), a first spring (5), a second closed cylinder (6), a fan (7), a first contact piece (8), a second contact piece (9) and a plurality of first radiating holes (10);
the first closed cylinder (2) is arranged at the bottom end in the control device box body (1), and the bottom end of the first moving block (3) is hermetically connected with the inner wall of the first closed cylinder (2) and can reciprocate in the first closed cylinder (2);
a cavity enclosed by the bottom wall of the first moving block (3) and the side wall of the first closed cylinder (2) is internally provided with liquid;
the second closed cylinder (6) is arranged at the bottom end in the control device box body (1), the top end of the second moving block (4) is positioned in the second closed cylinder (6) and can do reciprocating motion in the second closed cylinder (6), the second contact piece (9) is installed at the top end of the second moving block (4), and the first contact piece (8) is installed at the top end in the second closed cylinder (6) and is positioned above the second contact piece (9);
the first spring (5) is arranged between the first moving block (3) and the second moving block (4);
the fan (7) is arranged at the top end in the control device box body (1) and is positioned on the right side of the second closed cylinder (6);
the first contact piece (8) and the second contact piece (9) are contacted and separated to respectively control the starting and the closing of the fan (7);
a plurality of first heat dissipation holes (10) are formed in the right side wall of the control device box body (1).
2. The variable frequency control device of a synchronous machine according to claim 1, characterized in that: the first closed cylinder (2) is made of heat conducting materials.
3. The variable frequency control device of a synchronous machine according to claim 1, characterized in that:
the first heat dissipation holes (10) are uniformly distributed along the vertical direction and the horizontal direction.
4. The variable frequency control device of a synchronous machine according to claim 1, characterized in that:
a baffle (11) is arranged in the control device box body (1);
a plurality of second heat dissipation holes (12) matched with the first heat dissipation holes (10) are formed in the baffle (11);
a rotating rod (13) is arranged between the baffle plate (11) and the second moving block (4);
the rotating rod (13) is positioned below the fan (7);
the rotating rod (13) is rotatably connected to the inner rear side wall of the control device box body (1);
two ends of the rotating rod (13) can rotate relative to the baffle plate (11) and the second moving block (4) respectively.
5. The variable frequency control device of a synchronous machine according to claim 4, characterized in that: a second spring (14) is arranged between the top end of the baffle (11) and the top end in the control device box body (1).
6. The variable frequency control device of a synchronous machine according to claim 1, characterized in that: the top end of the right side of the control device box body (1) is provided with a downward inclined baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122496890.8U CN215956859U (en) | 2021-10-16 | 2021-10-16 | Frequency conversion control device of synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122496890.8U CN215956859U (en) | 2021-10-16 | 2021-10-16 | Frequency conversion control device of synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215956859U true CN215956859U (en) | 2022-03-04 |
Family
ID=80413082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122496890.8U Active CN215956859U (en) | 2021-10-16 | 2021-10-16 | Frequency conversion control device of synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215956859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116585552A (en) * | 2023-06-02 | 2023-08-15 | 淮安市第二人民医院 | Patient's body temperature and dialysate temperature monitoring devices in hemodialysis |
-
2021
- 2021-10-16 CN CN202122496890.8U patent/CN215956859U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116585552A (en) * | 2023-06-02 | 2023-08-15 | 淮安市第二人民医院 | Patient's body temperature and dialysate temperature monitoring devices in hemodialysis |
| CN116585552B (en) * | 2023-06-02 | 2023-10-17 | 淮安市第二人民医院 | Patient's body temperature and dialysate temperature monitoring devices in hemodialysis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215956859U (en) | Frequency conversion control device of synchronous motor | |
| CN114667050B (en) | Heat abstractor for electromechanical device | |
| CN105351901B (en) | Circulating water type radiator | |
| CN105402699A (en) | LED lamp heat dissipation device | |
| CN112476729A (en) | Ceramic air valve plate processing and forming equipment for automobile | |
| CN116247339B (en) | Temperature adjusting mechanism of electric power energy storage device | |
| CN117039687A (en) | Low-voltage power distribution cabinet with temperature and humidity regulation function | |
| CN111615284A (en) | Communication management equipment based on Internet of things | |
| CN205332145U (en) | Heat dissipation device for LED lamps | |
| CN216658614U (en) | Novel high-temperature oil type mold temperature controller | |
| CN210464118U (en) | Novel circulating air cooler | |
| CN215827500U (en) | High-transparency permanent yellow coupling temperature adjusting device | |
| CN214673832U (en) | Inflatable looped netowrk cubical switchboard with cooling and heat utilization function | |
| CN212135378U (en) | Computer heat radiation structure | |
| CN210725793U (en) | Cooling device of sealed electric box | |
| CN209805852U (en) | Switch for communication engineering | |
| CN214214205U (en) | Ceramic air valve plate processing and forming equipment for automobile | |
| CN221150730U (en) | Efficient energy-saving intelligent indoor distribution box | |
| CN205332141U (en) | Light emitting diode (LED) lamp heat radiator | |
| CN220232930U (en) | Capacitor with heat dissipation function | |
| CN221204248U (en) | High-temperature setting machine for hat processing | |
| CN217849156U (en) | Radiator for wind power motor | |
| CN220470157U (en) | Heat abstractor for be used for compressor | |
| CN220973714U (en) | Printing device for skirt production | |
| CN215991690U (en) | Direct-acting electric adjusting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |