CN214045401U

CN214045401U - Frequency conversion driver that heat dispersion is good

Info

Publication number: CN214045401U
Application number: CN202022627070.3U
Authority: CN
Inventors: 卢晨
Original assignee: Xi'an Ballet Art Culture Media Co ltd
Current assignee: Xi'an Ballet Art Culture Media Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-24
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a frequency conversion driver that heat dispersion is good, including the converter body, the upper end fixed mounting of converter body has the copper, the upper end fixedly connected with polylith heating panel of copper, the polylith the top of heating panel is equipped with two U templates, two the U template all with copper fixed connection, two be equipped with the ring between the U template, two be equipped with between the U template and be used for carrying out driven actuating mechanism to the ring, be equipped with the dwang in the ring, the outer coaxial fixedly connected with fan of dwang, the dwang rotates with the ring inside wall through many connecting rods to be connected, be connected through a drive mechanism transmission between actuating mechanism and the fan. The utility model discloses can dispel the heat to the converter body with higher speed, the radiating effect is better.

Description

Frequency conversion driver that heat dispersion is good

Technical Field

The utility model relates to a frequency conversion driver technical field especially relates to a frequency conversion driver that heat dispersion is good.

Background

The frequency converter is an electric control device which applies a frequency conversion technology and a 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 (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detection 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.

When the existing frequency converter is used, natural heat dissipation is generally adopted, the local temperature is high when the frequency converter is used, aging of components inside the frequency converter is easy to accelerate over time, the service life of the frequency converter is shortened, and the heat dissipation effect is poor.

Therefore, a variable frequency driver with good heat dissipation performance is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the radiating effect of the intermediate frequency converter is relatively poor in the prior art, and the frequency conversion driver that heat dispersion is good who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a frequency conversion driver that heat dispersion is good, includes the converter body, the upper end fixed mounting of converter body has the copper, the upper end fixedly connected with polylith heating panel of copper, the polylith the top of heating panel is equipped with two U templates, two the U template all with copper fixed connection, two be equipped with the ring between the U template, two be equipped with between the U template and be used for carrying out driven actuating mechanism to the ring, be equipped with the dwang in the ring, the outer coaxial fixedly connected with fan of dwang, the dwang rotates with the ring inside wall through many connecting rods to be connected, be connected through a drive mechanism transmission between actuating mechanism and the fan.

Preferably, actuating mechanism includes that two set up respectively the recess on two U template relative lateral walls, two all rotate in the recess and be connected with the threaded rod, two equal thread bush is equipped with the screw thread piece outside the threaded rod, two the screw thread piece respectively with two recess inside wall sliding connection, two the one end that the recess bottom was kept away from to the screw thread piece all with ring fixed connection, two the one end of threaded rod all rotates and runs through the U template and is connected through the transmission of second drive mechanism, one of them the lateral wall fixedly connected with motor of U template, the drive shaft of motor rotate run through the U template and with the coaxial fixed connection of threaded rod.

Preferably, the second transmission mechanism comprises two belt pulleys, the two belt pulleys are in transmission connection through a belt, and the two belt pulleys are respectively and fixedly connected with the two threaded rods in a coaxial mode.

Preferably, the first transmission mechanism comprises a cavity arranged in one of the threaded blocks, threads of the threaded rod penetrate through the cavity, a sliding sleeve is sleeved outside the threaded rod in a sliding mode, two ends of the sliding sleeve are rotatably connected with the inner side wall of the cavity, a rotating shaft is arranged in the cavity, the rotating shaft is in transmission connection with the sliding sleeve through a first bevel gear set, and one end of the rotating shaft penetrates through the threaded block and the ring in a rotating mode and is in transmission connection with the fan through a second bevel gear set.

Preferably, the first bevel gear set comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is coaxially and fixedly connected with the sliding sleeve, and the second bevel gear is coaxially and fixedly connected with the rotating shaft.

Preferably, the second bevel gear set comprises a third bevel gear and a fourth bevel gear which are meshed with each other, the third bevel gear is coaxially and fixedly connected with the rotating shaft, and the fourth bevel gear is coaxially and fixedly connected with the rotating rod.

Compared with the prior art, the beneficial effects of the utility model are that:

through setting up actuating mechanism and first drive mechanism, drive two threaded rods through the motor and rotate, two threaded rods drive two screw thread blocks and remove, and two screw thread blocks drive the ring and the fan removes, and meanwhile, the threaded rod drives the pivot and rotates, and the pivot drives the dwang and rotates, and the dwang drives the fan and rotates, can remove the limit and blow to the heating panel simultaneously, dispels the heat to the converter body with higher speed, and radiating effect is better.

The utility model discloses can dispel the heat to the converter body with higher speed, the radiating effect is better.

Drawings

Fig. 1 is a front perspective view of a variable frequency drive with good heat dissipation performance according to the present invention;

fig. 2 is a perspective view of a top view structure of a variable frequency driver with good heat dissipation performance according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1 frequency converter body, 2 copper plates, 3 heat dissipation plates, 4U-shaped plates, 5 rings, 6 driving mechanisms, 7 rotating rods, 8 fans, 9 first transmission mechanisms, 10 connecting rods, 11 grooves, 12 threaded rods, 13 threaded blocks, 14 second transmission mechanisms, 15 motors, 16 belt pulleys, 17 cavities, 18 sliding sleeves, 19 rotating shafts, 20 first bevel gear sets, 21 second bevel gear sets, 22 first bevel gears, 23 second bevel gears, 24 third bevel gears and 25 fourth bevel gears.

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.

Referring to fig. 1-3, a frequency conversion driver that heat dispersion is good, including converter body 1, the upper end fixed mounting of converter body 1 has copper 2, the upper end fixedly connected with polylith heating panel 3 of copper 2, polylith heating panel 3's top is equipped with two U templates 4, two U templates 4 all with copper 2 fixed connection, be equipped with ring 5 between two U templates 4, be equipped with between two U templates 4 and be used for carrying out driven actuating mechanism 6 to ring 5, specifically, actuating mechanism 6 includes two recesses 11 that set up respectively on two U template 4 relative lateral walls, it is connected with threaded rod 12 all to rotate in two recesses 11, two threaded rod 12 outer equal thread bush are equipped with thread block 13, two thread block 13 respectively with two recesses 11 inside wall sliding connection, the one end that two thread blocks 13 kept away from the bottom in the recess all with ring 5 fixed connection.

In the utility model, one end of two threaded rods 12 is rotated and runs through U-shaped plate 4 and is connected by second transmission mechanism 14, it is worth mentioning that second transmission mechanism 14 comprises two belt pulleys 16, the two belt pulleys 16 are connected by belt transmission, the two belt pulleys 16 are respectively connected with two threaded rods 12 coaxially and fixedly, wherein, the side wall of one U-shaped plate 4 is fixedly connected with motor 15, it should be noted that, motor 15 can adopt PLX type stepping motor, and has been connected with external power supply electrically, for the prior art, it is not repeated in detail specifically, the driving shaft of motor 15 is rotated and runs through U-shaped plate 4 and is connected with threaded rod 12 coaxially and fixedly, rotating rod 7 is arranged in ring 5, fan 8 is connected coaxially and fixedly outside rotating rod 7, rotating rod 7 is connected with ring 5 inner side wall by a plurality of connecting rods 10, driving mechanism 6 is connected with fan 8 by first transmission mechanism 9, it is to be noted that the first transmission 9 comprises a cavity 17 arranged in one of the threaded blocks 13.

The utility model discloses in, threaded rod 12 screw thread runs through cavity 17 and sets up, threaded rod 12 outer slip cover is equipped with sliding sleeve 18, sliding sleeve 18's both ends all are connected with cavity 17 inside wall rotation, be equipped with pivot 19 in the cavity 17, be connected through the transmission of first bevel gear group 20 between pivot 19 and the sliding sleeve 18, furthermore, first bevel gear group 20 includes intermeshing's first bevel gear 22 and second bevel gear 23, first bevel gear 22 and the coaxial fixed connection of sliding sleeve 18, second bevel gear 23 and the coaxial fixed connection of pivot 19, the one end of pivot 19 is rotated and is run through screw block 13 and ring 5 and be connected through the transmission of second bevel gear group 21 with fan 8, furthermore, second bevel gear group 21 includes intermeshing's third bevel gear 24 and fourth bevel gear 25, third bevel gear 24 and the coaxial fixed connection of pivot 19, fourth bevel gear 25 and the coaxial fixed connection of dwang 7.

The utility model discloses during the use, open motor 15, motor 15's drive shaft drives one of them threaded rod 12 and rotates, one of them threaded rod 12 drives another threaded rod 12 through two belt pulleys 16 and belt and rotates, two threaded rod 12 drive two screw block 13 and remove, two screw block 13 drive ring 5 and fan 8 remove, meanwhile, threaded rod 12 drives sliding sleeve 18 and rotates, sliding sleeve 18 drives first bevel gear 22 and rotates, first bevel gear 22 drives second bevel gear 23 and rotates, second bevel gear 23 drives pivot 19 and rotates, pivot 19 drives third bevel gear 24 and rotates, third bevel gear 24 drives fourth bevel gear 25 and rotates, fourth bevel gear 24 drives dwang 7 and rotates, dwang 7 drives fan 8 and rotates, can blow heating panel 3 while removing, dispel the heat to converter body 1 with higher speed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A frequency conversion driver with good heat radiation performance comprises a frequency converter body (1) and is characterized in that, the frequency converter is characterized in that a copper plate (2) is fixedly mounted at the upper end of the frequency converter body (1), a plurality of heat dissipation plates (3) are fixedly connected to the upper end of the copper plate (2), two U-shaped plates (4) are arranged above the heat dissipation plates (3), the two U-shaped plates (4) are both fixedly connected with the copper plate (2), a ring (5) is arranged between the two U-shaped plates (4), a driving mechanism (6) for driving the ring (5) is arranged between the two U-shaped plates (4), a rotating rod (7) is arranged in the ring (5), a fan (8) is coaxially and fixedly connected outside the rotating rod (7), the rotating rod (7) is rotatably connected with the inner side wall of the ring (5) through a plurality of connecting rods (10), the driving mechanism (6) is in transmission connection with the fan (8) through a first transmission mechanism (9).

2. The variable frequency drive with good heat dissipation performance of claim 1, the driving mechanism (6) comprises two grooves (11) which are respectively arranged on opposite side walls of two U-shaped plates (4), threaded rods (12) are respectively connected in the two grooves (11) in a rotating mode, threaded blocks (13) are respectively sleeved on the outer surfaces of the two threaded rods (12) in a threaded mode, the two threaded blocks (13) are respectively connected with the inner side walls of the two grooves (11) in a sliding mode, one ends, far away from the bottom in the grooves, of the two threaded blocks (13) are fixedly connected with the ring (5), one ends of the two threaded rods (12) are respectively connected through the U-shaped plates (4) in a rotating mode and are in transmission connection through a second transmission mechanism (14), the side wall of one U-shaped plate (4) is fixedly connected with a motor (15), and a driving shaft of the motor (15) penetrates through the U-shaped plate (4) in a rotating manner and is coaxially and fixedly connected with the threaded rod (12).

3. The variable frequency drive with the good heat dissipation performance as recited in claim 2, wherein the second transmission mechanism (14) comprises two belt pulleys (16), the two belt pulleys (16) are in transmission connection through a belt, and the two belt pulleys (16) are respectively and fixedly connected with the two threaded rods (12) in a coaxial manner.

4. The variable frequency drive with the good heat dissipation performance as recited in claim 2, wherein the first transmission mechanism (9) includes a cavity (17) disposed in one of the thread blocks (13), the thread of the threaded rod (12) is disposed through the cavity (17), a sliding sleeve (18) is slidably sleeved outside the threaded rod (12), both ends of the sliding sleeve (18) are rotatably connected to an inner side wall of the cavity (17), a rotating shaft (19) is disposed in the cavity (17), the rotating shaft (19) is in transmission connection with the sliding sleeve (18) through a first bevel gear set (20), and one end of the rotating shaft (19) is rotatably connected to the thread blocks (13) and the ring (5) and is in transmission connection with the fan (8) through a second bevel gear set (21).

5. The variable frequency drive with the good heat dissipation performance as recited in claim 4, wherein the first bevel gear set (20) comprises a first bevel gear (22) and a second bevel gear (23) which are meshed with each other, the first bevel gear (22) is coaxially and fixedly connected with the sliding sleeve (18), and the second bevel gear (23) is coaxially and fixedly connected with the rotating shaft (19).

6. The variable frequency drive with the good heat dissipation performance is characterized in that the second bevel gear set (21) comprises a third bevel gear (24) and a fourth bevel gear (25) which are meshed with each other, the third bevel gear (24) is coaxially and fixedly connected with the rotating shaft (19), and the fourth bevel gear (25) is coaxially and fixedly connected with the rotating rod (7).