CN216248185U - Auxiliary device for drive detection of high and low voltage frequency converters - Google Patents

Abstract

The utility model discloses an auxiliary device for driving detection of high and low voltage frequency converters, belonging to the field of frequency conversion driving detection equipment. The device comprises a backboard, and two limit clips are fixedly connected to the front of the backboard. There are two round holes in the inside of the back plate, and cooling fans are installed in the inside of the two round holes, and two clamping mechanisms are installed on the left and right sides of the back plate. In the utility model, the main body of the detector is inserted on the back plate along the two limit clips, then the main body of the detector is fastened and fixed by a clamping mechanism, and then the main body of the detector is connected to the main body of the detector through the plug hole by using a connecting wire. The device is connected, and at the same time, it is connected to the cooling fan on the back panel to supply power, and then the main body of the detector is turned on to perform the detection operation, thereby realizing the advantages of rapid heat dissipation, ensuring the detection accuracy of the device, and convenient use.

Description

Auxiliary device for high and low voltage inverter drive detection

technical field

The utility model relates to the field of variable frequency drive detection equipment, in particular to an auxiliary device for drive detection of high and low voltage frequency converters.

Background technique

The frequency converter is a power control device that uses frequency conversion technology and microelectronic technology to control the AC motor by changing the frequency of the working power supply of the motor. Once the frequency converter drive fails, it needs to use the detection equipment to detect the frequency converter. Confirm the cause of the failure.

However, after the existing inverter-driven detection equipment is connected to the inverter, the working current is large, which will generate a large amount of heat, and the dissipation is slow, which affects the use of the device. The volume of the detection equipment is small, and when the temperature is high, it will affect the use of the device. The accuracy of equipment detection is inconvenient to use.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the present invention is to provide an auxiliary device for driving detection of high and low voltage frequency converters.

In order to solve the above problems, the present invention adopts the following technical solutions.

An auxiliary device for driving detection of high and low voltage frequency converters, comprising a backboard, two limit clips are fixedly connected to the front of the backboard, two circular holes are opened inside the backboard, and two of the circular A cooling fan is installed in the inside of the hole, two clamping mechanisms are installed on the left and right sides of the back plate, and the main body of the detector is clamped between the four clamping mechanisms and the two limit clamping strips. The front side of the main body of the detector is provided with equidistantly arranged wire insertion holes.

As a further description of the above technical solution: the bottom of the backplane is fixedly connected with a thermally conductive card board, and the front surface of the thermally conductive cardboard is provided with through holes arranged at equal distances, and the through holes correspond to the wire insertion holes.

As a further description of the above technical solution: the back of the back plate is provided with two grooves, the two grooves are respectively connected with the two circular holes, and the two grooves are clamped with heat conduction pipes. One end of the two heat-conducting pipes is fixedly connected with the heat-conducting card board, and the other ends of the two heat-conducting pipes respectively extend to the inside of the two circular holes.

As a further description of the above technical solution, a heat dissipation ring is fixedly connected to the inner side of the circular hole, and one end of the two heat conduction pipes located inside the two circular holes is fixedly connected to the two heat dissipation rings respectively.

As a further description of the above technical solution: the clamping mechanism includes a fixing block, a sliding rod, a spring and a clamping rod, the outer side of the fixing block is fixedly connected to the back plate, and one end of the sliding rod penetrates and is slidably connected to the fixing block The other end of the sliding rod is rotatably connected with the clamping rod, the spring is sleeved on the outer side of the sliding rod, one end of the spring is fixedly connected with the fixing block, and the other end of the spring is fixedly connected with the clamping rod, The back of the clamping rod is in close contact with the main body of the detector.

As a further description of the above technical solution: the front surface of the backplane is fixedly connected with two heat-conducting blocks, and the outer sides of the heat-conducting blocks are respectively fixedly connected with two heat dissipation rings.

Compared with the prior art, the advantages of the present utility model are:

In this scheme, the backplane is used as the mounting frame for the main body of the detector. First, the main body of the detector is inserted on the backplane along the two limit clips, and then the main body of the detector is fastened and fixed by the clamping mechanism, and then the connection is used to connect the main body of the detector. The main body of the detector is connected to the device through the plug-in hole, and at the same time, it is connected to the cooling fan on the back panel to supply power, and then the main body of the detector is turned on to perform the detection operation. At this time, the cooling fan is powered on and starts to rotate. The rapid flow of air on the back of the main body of the detector takes out the heat it dissipates, and the heat generated at the plug hole can be transferred to the heat pipes inside the two grooves through the heat transfer card plate, and then the heat pipes transfer the heat to the The inside of the circular hole improves the heat conduction and heat dissipation efficiency, making the heat dissipation of the device more comprehensive and efficient, actively dissipating it, keeping it working at a suitable temperature, and ensuring the accuracy of the detection work, thus realizing the device with rapid heat dissipation and ensuring the device's performance. Detection accuracy, and the advantages of ease of use.

Description of drawings

Fig. 1 is the front view three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the partial structure front view three-dimensional structure schematic diagram of the present utility model;

Fig. 3 is the front view sectional structure schematic diagram of the utility model;

FIG. 4 is a schematic view of the structure of the utility model from the back.

Description of the labels in the figure:

1. Backplane; 2. Limiting clips; 3. Round holes; 31. Cooling ring; 4. Cooling fan; 5. Clamping mechanism; 51. Fixing block; Rod; 6. Main body of the detector; 7. Wire insertion hole; 8. Thermal conduction card; 81. Through hole; 9. Groove;

Detailed ways

The technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present utility model;

Please refer to FIGS. 1 to 4 . In the present invention, an auxiliary device for driving and detecting high and low voltage frequency converters includes a backboard 1 , and two limit clips 2 are fixedly connected to the front of the backboard 1 . Two round holes 3 are opened, and cooling fans 4 are installed inside the two round holes 3. Two clamping mechanisms 5 are installed on the left and right sides of the back plate 1, four clamping mechanisms 5 and two limit A detector main body 6 is clamped between the clip bars 2 , and the front side of the detector main body 6 is provided with equidistantly arranged wire insertion holes 7 .

In the present invention, the back plate 1 is used as the mounting frame of the detector main body 6 , the detector main body 6 is firstly inserted on the back plate 1 along the two limit clips 2 , and then the detector main body 6 is inserted into the back plate 1 by using the clamping mechanism 5 . The main body 6 is clamped and fixed, and then the detector main body 6 is connected to the device through the plug-in hole 7 using the connecting wire, and at the same time, it is connected to the cooling fan 4 on the backplane 1 to supply power, and then the detector main body 6 is turned on. In the detection operation, the cooling fan 4 is powered on and starts to rotate, and the air on the back of the main body 6 of the detector is driven to flow rapidly through the circular hole 3 to take out the heat it dissipates, actively dissipate heat, and keep it working at a suitable temperature to ensure detection. The accuracy of the work is realized, so that the device has the advantages of rapid heat dissipation, ensures the detection accuracy of the device, and is convenient to use, and solves the problem of the large working current in the prior art, which will generate a lot of heat, and the dissipation is slow, which affects the use of the device. , and the volume of the detection equipment is small, when the temperature is high, it will affect the accuracy of the detection of the equipment, and it is inconvenient to use.

Please refer to FIG. 1 and FIG. 2 , wherein: the bottom of the backplane 1 is fixedly connected with a thermally conductive card board 8 , and the front surface of the thermally conductive cardboard 8 is provided with through holes 81 arranged at equal distances, and the through holes 81 correspond to the wire insertion holes 7 .

In the present invention, through the use of the heat-conducting card board 8, when installing the detector main body 6, the bottom plate of the detector body 6 is clamped into the interior of the heat-conducting card plate 8. At this time, the plug-in hole 7 is just aligned with the through hole 81, and then the connection is made. The plug of the wire is inserted into the wire insertion hole 7 through the through hole 81 , which can assist in fixing the connection wire and make the plug connection more stable.

Please refer to FIG. 4, wherein: the back of the back plate 1 is provided with two grooves 9, the two grooves 9 are respectively connected with the two circular holes 3, and the two grooves 9 are clamped with heat pipes 10 inside, and the two grooves 9 are connected with each other. One end of each heat conduction pipe 10 is fixedly connected to the heat conduction card board 8 , and the other ends of the two heat conduction pipes 10 respectively extend to the inside of the two circular holes 3 .

In the present invention, a large amount of heat generated at the plug-in hole 7 can be transferred to the heat-conducting pipes 10 inside the two grooves 9 through the heat-conducting card plate 8, and then the heat-conducting pipes 10 transfer the heat to the inside of the circular hole 3, Improve the heat conduction and heat dissipation efficiency, making the heat dissipation of the device more comprehensive and efficient.

Please refer to FIG. 2 , FIG. 3 and FIG. 4 , wherein: the inner side of the circular hole 3 is fixedly connected with a heat dissipation ring 31 , and one end of the two heat pipes 10 inside the two circular holes 3 is fixedly connected to the two heat dissipation rings 31 respectively.

In the present invention, the heat dissipation ring 31 can cooperate with the two heat conduction pipes 10, which can effectively improve the heat conduction and heat dissipation efficiency of the device, and improve the heat dissipation effect of the device.

Please refer to FIG. 1 and FIG. 2, wherein: the clamping mechanism 5 includes a fixing block 51, a sliding rod 52, a spring 53 and a clamping rod 54, the outer side of the fixing block 51 is fixedly connected with the back plate 1, and one end of the sliding rod 52 penetrates and slides Connected to the back of the fixed block 51, the other end of the sliding rod 52 is rotatably connected with the clamping rod 54, the spring 53 is sleeved on the outside of the sliding rod 52, one end of the spring 53 is fixedly connected with the fixed block 51, and the other end of the spring 53 is connected with the clamping rod 54 The rod 54 is fixedly connected, and the back of the clamping rod 54 is in close contact with the main body 6 of the detector.

In the present invention, through the cooperation of the fixing block 51, the sliding rod 52, the spring 53 and the clamping rod 54, after the main body 6 of the detector is clamped into the two limit clamping strips 2, the clamping rod 54 is pulled to drive the sliding rod 52 along the With the fixed block 51 moving in a straight line, the spring 53 is stretched at this time, and then the clamping rod 54 is rotated to make it perpendicular to the side line of the main body 6 of the detector, and then the clamping rod 54 is loosened so that it is aligned under the pulling force of the spring 53. The main body 6 of the detector is clamped and fixed, which is convenient to use and has a good fixing effect.

Please refer to FIG. 2 and FIG. 3 , wherein: the front surface of the backplane 1 is fixedly connected with two heat-conducting blocks 11 , and the outer sides of the heat-conducting blocks 11 are respectively fixedly connected with the two heat dissipation rings 31 .

In the present invention, the heat conduction block 11 cooperates with the heat dissipation ring 31, so that the device can more efficiently conduct the heat of the detector body 6 to the inside of the circular hole 3, and then be blown out by the heat dissipation fan 4, so that the heat dissipation of the device is more efficient.

Working principle: When using, firstly insert the main body 6 of the detector on the backplane 1 along the two limit clips 2, clip its bottom plate into the interior of the heat-conducting clipboard 8, and then pull the clip rod 54 to drive the slide rod 52 Move linearly along the interior of the fixed block 51, at this time the spring 53 is stretched, then turn the clamping rod 54 to make it perpendicular to the side line of the main body 6 of the detector, and then release the clamping rod 54 to make it under the pulling force of the spring 53 Fasten and fix the detector main body 6, then use the connecting wire to connect the detector main body 6 to the device through the plug-in hole 7, and at the same time connect it to the cooling fan 4 on the backplane 1 to supply power, and then turn on the detector. The main body 6 performs the detection operation. At this time, the cooling fan 4 is powered on and starts to rotate. The heat of the detector main body 6 is conducted to the inside of the circular hole 3 through the heat conduction block 11 and the cooling ring 31, and then blown out by the cooling fan 4, and passes through the circular hole. 3. Drive the air on the back of the main body 6 of the detector to flow quickly to take out the heat it dissipates, and a large amount of heat generated at the plug-in hole 7 is transmitted to the heat-conducting pipe 10 inside the two grooves 9 through the heat-conducting card plate 8, and then conducts heat. The tube 10 transfers the heat to the inside of the circular hole 3, actively dissipates it, keeps it working at a suitable temperature, and ensures the accuracy of the detection work, thereby realizing the rapid heat dissipation of the device, ensuring the detection accuracy of the device, and using The advantage of convenience solves the problem of the large working current in the prior art, which will generate a large amount of heat, and the dissipation is slow, which affects the use of the device, and the detection equipment is small in size, and when the temperature is high, it will affect the accuracy of the equipment detection, The problem of inconvenience.

The above descriptions are only preferred specific embodiments of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its improvement concept, equivalently replaces or changes, should be covered within the protection scope of the present utility model.

Claims (6)

1. A high-low voltage inverter drive detection auxiliary device, comprising a backplane (1), characterized in that: the front surface of the backplane (1) is fixedly connected with two limit clips (2), and the backplane (1) is The inside of the plate (1) is provided with two circular holes (3), the cooling fans (4) are installed in the inside of the two circular holes (3), and the left and right sides of the back plate (1) are installed with cooling fans (4). Two clamping mechanisms (5), a detector main body (6) is clamped between the four clamping mechanisms (5) and the two limit clamping strips (2). The front side is provided with plug-in holes (7) arranged at equal distances. 2. A high-low voltage inverter drive detection auxiliary device according to claim 1, characterized in that: the bottom of the backplane (1) is fixedly connected with a thermally conductive card board (8), and the thermally conductive cardboard ( 8) The front side is provided with through holes (81) arranged at equal distances, and the through holes (81) correspond to the wire insertion holes (7). 3. A high-low voltage inverter drive detection auxiliary device according to claim 2, wherein two grooves (9) are formed on the back of the back plate (1), and the two grooves (9) are respectively communicated with the two circular holes (3), the inside of the two grooves (9) are clamped with heat conduction pipes (10), and one end of the two heat conduction pipes (10) is connected to the heat conduction card plate (8) Fixed connection, the other ends of the two heat conduction pipes (10) respectively extend to the inside of the two circular holes (3). 4. A high-low voltage inverter drive detection auxiliary device according to claim 3, characterized in that: a heat dissipation ring (31) is fixedly connected to the inner side of the circular hole (3), and two of the heat conduction pipes ( 10) One end located inside the two circular holes (3) is fixedly connected to the two heat dissipation rings (31) respectively. 5. A high-low voltage inverter drive detection auxiliary device according to claim 1, characterized in that: the clamping mechanism (5) comprises a fixed block (51), a sliding rod (52), a spring (53) and the clamping rod (54), the outer side of the fixing block (51) is fixedly connected with the back plate (1), and one end of the sliding rod (52) penetrates and is slidably connected to the back of the fixing block (51). The other end of the rod (52) is rotatably connected with the clamping rod (54), the spring (53) is sleeved on the outer side of the sliding rod (52), and one end of the spring (53) is fixedly connected with the fixing block (51), The other end of the spring (53) is fixedly connected with the clamping rod (54), and the back of the clamping rod (54) is in close contact with the main body (6) of the detector. 6 . The auxiliary device for driving detection of high and low voltage frequency converters according to claim 4 , wherein two heat conducting blocks ( 11 ) are fixedly connected to the front of the back plate ( 1 ), and the heat conducting blocks ( The outer sides of 11) are respectively fixedly connected with the two heat dissipation rings (31).

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