CN215344432U

CN215344432U - High radiating converter

Info

Publication number: CN215344432U
Application number: CN202121135330.3U
Authority: CN
Inventors: 谷小路; 郑建龙; 袁涛
Original assignee: Zhejiang Huitian Intelligent Industry Development Co ltd
Current assignee: Zhejiang Huitian Intelligent Industry Development Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-28
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a high-heat-dissipation frequency converter which comprises a shell, a heat dissipation device, a dustproof device and an early warning device, wherein the early warning device comprises an alarm lamp, a height adjusting assembly, a temperature measurer and an alarm circuit, the height adjusting assembly is used for controlling the height of the alarm lamp, the temperature measurer is arranged in the shell, the alarm circuit is used for controlling the alarm lamp, the temperature measurer is connected with the alarm circuit, the height adjusting assembly comprises a supporting rod, an adjusting rod, a first mounting hole, a first elastic piece, a first ejector rod, a first ball and a control part, the supporting rod is arranged on the top of the shell, the adjusting rod is sleeved on the supporting rod, the first mounting hole is formed in the supporting rod, the first elastic piece is arranged in the first mounting hole, the first ejector rod is arranged at the end of the first elastic piece, the first ball and the control part are arranged at the end of the first ejector rod, the adjusting rod is provided with a round hole for the supporting rod to penetrate through, and a locking hole matched with the first ball is formed in the inner wall of the round hole.

Description

High radiating converter

Technical Field

The utility model belongs to the technical field of frequency converters, and particularly relates to a frequency converter with high heat dissipation.

Background

The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the working power supply frequency mode of the motor, can adjust the voltage and frequency of an output power supply, 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, and in addition, the frequency converter has a plurality of protection functions, such as overcurrent, overvoltage, overload protection and the like. With the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.

The existing frequency converter has certain disadvantages when in use, and the existing frequency converter has no alarm device, so that certain influence is brought to the use process of people.

SUMMERY OF THE UTILITY MODEL

The utility model provides a frequency converter with high heat dissipation in order to overcome the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a high-heat-dissipation frequency converter comprises a shell, a heat dissipation device, a dustproof device and an early warning device, wherein the early warning device comprises an alarm lamp, a height adjusting assembly, a temperature measurer and an alarm circuit, the height adjusting assembly is used for controlling the height of the alarm lamp, the temperature measurer is arranged in the shell, the alarm circuit is used for controlling the alarm lamp, the temperature measurer is connected with the alarm circuit, the height adjusting assembly comprises a supporting rod arranged on the top of the shell, an adjusting rod sleeved on the supporting rod, a first mounting hole formed in the supporting rod, a first elastic piece arranged in the first mounting hole, a first ejector rod arranged on the end portion of the first elastic piece, a first ball arranged on the end portion of the first ejector rod and a control component, the adjusting rod is provided with a round hole for the supporting rod to penetrate through, and the inner wall of the round hole is provided with a locking hole matched with the first ball; the temperature in the shell can be monitored in real time through the temperature detector, and when the temperature in the shell is too high, the alarm circuit controls the alarm lamp to give an alarm to remind a worker; and through the pull-up adjusting rod, align first ejector pin and locking hole, first elastic component will promote first ejector pin and enter into the locking hole, and then accomplish the locking of adjusting rod to the height of rising warning light, the staff of being convenient for observes.

Preferably, the control component comprises a guide sleeve arranged on the outer wall of the adjusting rod, an unlocking rod matched with the guide sleeve, a sliding groove arranged on the inner wall of the guide sleeve, a limiting plate arranged on the outer wall of the unlocking rod and a second elastic piece arranged in the sliding groove; when the height of the alarm lamp needs to be reduced, the unlocking rod is pressed, the first ejector rod is ejected out of the locking hole by the unlocking rod, and the adjusting rod automatically moves downwards.

Preferably, the heat dissipation device includes a ventilation board disposed on the housing, heat dissipation holes disposed on the ventilation board, a heat dissipation fan disposed in the housing, and heat dissipation fins disposed in the housing.

The dustproof device comprises a sliding groove arranged in the ventilating plate, a control plate arranged in the sliding groove, a push plate arranged on the control plate, a rotating shaft arranged in the sliding groove, a cam arranged on the rotating shaft, a handle arranged on the rotating shaft and a locking assembly, wherein the control plate is provided with air holes; when the controller works normally, the air holes are aligned with the heat dissipation holes, so that air can flow out of the heat dissipation holes; when the controller does not use, rotate the cam through the handle, and then on the top moved the push pedal to make louvre and bleeder vent misplace completely, make the dust can't enter into the casing from the louvre inside, improve the life of converter.

Preferably, the locking assembly comprises a locking rod arranged on the handle, a baffle arranged on the locking rod, a tension spring sleeved on the baffle, a ball arranged on the end part of the locking rod and a limiting hole arranged on the ventilating plate; when the cam is rotated to push the push plate to move upwards so that the heat dissipation holes and the air holes are completely staggered, the locking rod is just aligned with the limiting hole, and the tension spring pulls the end of the locking rod to enter the limiting hole to prevent the cam from rotating.

In conclusion, the temperature in the shell can be monitored in real time through the temperature detector, and when the temperature in the shell is overhigh, the alarm circuit controls the alarm lamp to give an alarm to remind a worker; and through the pull-up adjusting rod, align first ejector pin and locking hole, first elastic component will promote first ejector pin and enter into the locking hole, and then accomplish the locking of adjusting rod to the height of rising warning light, the staff of being convenient for observes.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of a part of the structure of the warning device.

Fig. 4 is a cross-sectional view of fig. 3.

Fig. 5 is an enlarged view of fig. 4 at a.

Fig. 6 is a schematic view of the structure of the ventilation board.

Fig. 7 is an enlarged view of fig. 6 at a.

Fig. 8 is a cross-sectional view of fig. 6.

Detailed Description

As shown in fig. 1 to 8, a high heat dissipation frequency converter includes a housing 1, a heat dissipation device, a dust-proof device and an early warning device, specifically, the early warning device includes a warning lamp 52, a height adjustment component, a temperature detector and an alarm circuit, the warning lamp 52 is disposed on the top of the housing through the height adjustment component; the alarm circuit is used for controlling the alarm lamp; the temperature detector is arranged in the shell and is electrically connected with the alarm circuit; further, the height adjusting assembly comprises a supporting rod 53, an adjusting rod 54, a first mounting hole 55, a first elastic piece 56, a first top rod 57, a first ball 58 and a control component, wherein the supporting rod 53 is fixed on the top of the shell; the adjusting rod 54 is sleeved on the support rod and is provided with a round hole for the support rod to be inserted; the first mounting hole 55 is formed in the outer wall of the support rod; the first elastic piece 56 is a spring, and one end of the first elastic piece is fixed at the end part of the first mounting hole; one end of the first ejector rod 57 is fixed on the end part of the first elastic piece and can slide relative to the first mounting hole; the first ball 58 is rotatably connected to the end of the first push rod, and a locking hole for the first ball and the first push rod to enter is formed in the inner wall of the round hole.

Further, the control component comprises a guide sleeve 591, an unlocking rod 592, a sliding groove 593, a limiting plate 594 and a second elastic element 595, wherein the guide sleeve 591 is fixed on the outer wall of the adjusting rod and is sleeved outside the locking hole; the unlocking rod 592 can be inserted into the guide sleeve to slide and can be inserted into the locking hole; the sliding chute 593 is formed in the inner wall of the guide sleeve; the limiting plate 594 is fixed on the outer wall of the unlocking rod and can slide relative to the sliding groove; the second elastic piece 595 is a spring, one end of which is fixed on the limiting plate and the other end of which is fixed on the side wall of the chute.

Specifically, the ventilation board 62 is disposed on the housing, the heat dissipation hole 63 is disposed on the ventilation board, the heat dissipation fan 6 is disposed in the housing, and the heat dissipation fins 61 are disposed in the housing.

Specifically, the dust-proof device comprises a sliding groove 71, a control plate 72, a push plate 73, a rotating shaft 74, a cam 75, a handle 76 and a locking component, wherein the sliding groove 71 is arranged in the ventilation plate; the control plate 72 can slide up and down relative to the sliding groove, and is provided with air holes corresponding to the heat dissipation holes; the push plate 73 is fixed on one side of the control plate; one end of the rotating shaft 74 is rotatably connected in the sliding groove, and the other end of the rotating shaft extends out of the ventilating plate; the cam 75 is fixed on the rotating shaft and can be contacted with the push plate; the handle 76 is fixed to the shaft.

Further, the locking assembly comprises a locking rod 771, a baffle 772, a tension spring 773, a ball and a limiting hole 775, wherein the locking rod 771 is arranged on the handle in a penetrating way and can slide relative to the handle; the flapper 772 is fixed to the locking lever; the tension spring 773 is sleeved on the locking rod, one end of the tension spring is fixed on the baffle, and the other end of the tension spring is fixed on the handle; the ball is rotationally connected to the end part of the locking rod; the limiting hole 775 is formed in the ventilating plate and can be used for inserting the locking rod, when the cam is rotated to push the push plate to move upwards to enable the heat dissipation holes and the air holes to be completely staggered, the locking rod is just aligned with the limiting hole, the tension spring pulls the end of the locking rod to enter the limiting hole, and the cam is prevented from rotating.

Claims

1. The utility model provides a high radiating converter, includes casing, heat abstractor, dust keeper and early warning device, its characterized in that: the early warning device comprises an alarm lamp (52), a height adjusting assembly for controlling the height of the alarm lamp, and an alarm circuit for controlling the alarm lamp, wherein the temperature measurer in the shell and the alarm circuit are connected, the height adjusting assembly comprises a support rod (53) arranged on the top of the shell, and an adjusting rod (54) sleeved on the support rod, a first mounting hole (55) formed in the support rod, a first elastic piece (56) arranged in the first mounting hole, a first ejector rod (57) arranged at the end part of the first elastic piece, a first ball (58) arranged at the end part of the first ejector rod, and a control component, wherein the adjusting rod is provided with a round hole for the support rod to pass through, and a locking hole matched with the first ball is formed in the inner wall of the round hole.

2. The frequency converter with high heat dissipation according to claim 1, wherein: the control part is including locating guide sleeve (591) on the adjusting lever outer wall, with guide sleeve complex unblock pole (592), locate spout (593) on the guide sleeve inner wall, locate limiting plate (594) on the unblock pole outer wall and locate second elastic component (595) in the spout.

3. The frequency converter with high heat dissipation according to claim 1, wherein: the heat dissipation device comprises a ventilation plate (62) arranged on the shell, heat dissipation holes (63) arranged on the ventilation plate, a heat dissipation fan (6) arranged in the shell and heat dissipation fins (61) arranged in the shell.

4. The frequency converter with high heat dissipation according to claim 3, wherein: the dustproof device comprises a sliding groove (71) arranged in the ventilating plate, a control plate (72) arranged in the sliding groove, a push plate (73) arranged on the control plate, a rotating shaft (74) arranged in the sliding groove, a cam (75) arranged on the rotating shaft, a handle (76) arranged on the rotating shaft and a locking assembly, wherein air holes are formed in the control plate.

5. The frequency converter with high heat dissipation according to claim 4, wherein: the locking assembly comprises a locking rod (771) arranged on the handle, a baffle (772) arranged on the locking rod, a tension spring (773) sleeved on the baffle, a ball arranged on the end part of the locking rod and a limiting hole (775) arranged on the ventilating plate.