CN217721725U

CN217721725U - Permanent magnet synchronous motor variable frequency driver convenient to prevent dust and heat dissipation is good

Info

Publication number: CN217721725U
Application number: CN202221688460.4U
Authority: CN
Inventors: 郭兵; 许海斌; 王步瑶
Original assignee: Chongqing Quchuang Electromechanical Equipment Engineering Co ltd
Current assignee: Chongqing Quchuang Electromechanical Equipment Engineering Co ltd
Priority date: 2022-07-03
Filing date: 2022-07-03
Publication date: 2022-11-01
Anticipated expiration: 2032-07-03

Abstract

The utility model discloses a PMSM frequency conversion driver convenient to it is dustproof and good that dispels heat, the power distribution box comprises a box body, the inside wall fixedly connected with baffle of box, the last lateral wall fixedly connected with bracing piece of baffle, the top fixedly connected with double-end motor of bracing piece, the equal fixedly connected with lead screw of both ends drive end of double-end motor, two the equal threaded connection of outer wall of lead screw has the movable plate, two the equal fixedly connected with connecting plate of preceding lateral wall of movable plate, two the equal fixedly connected with splint in one side that the connecting plate is relative. The utility model discloses a splint remove to the direction that is close to the equipment outer wall to quick completion is fixed to equipment, has improved the installation effectiveness, and according to the size of temperature, adjusts the resistance of slide rheostat, and then the output of control fan, and then realizes the control to fan output, the effectual consumption that reduces the energy, has improved economic benefits.

Description

Permanent magnet synchronous motor variable frequency driver convenient to prevent dust and heat dissipation is good

Technical Field

The utility model relates to a PMSM technical field especially relates to a PMSM frequency conversion driver convenient to it is dustproof and good to dispel heat.

Background

When the existing permanent magnet synchronous motor variable frequency driver is used, a convenient and quick fixing device is lacked, most of fans are adopted for heat dissipation in the aspect of heat dissipation, but the existing fans cannot adjust the output power of the fans according to the temperature, so that the energy waste is improved, and the economic benefit is reduced.

Therefore, the permanent magnet synchronous motor variable frequency driver convenient to prevent dust and good in heat dissipation is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the PMSM variable frequency driver who is convenient for dustproof and the heat dissipation is good that provides.

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

the utility model provides a PMSM frequency conversion driver convenient to it is dustproof and heat dissipation is good, the power distribution box comprises a box body, the inside wall fixedly connected with baffle of box, the last lateral wall fixedly connected with bracing piece of baffle, the top fixedly connected with double-end motor of bracing piece, the equal fixedly connected with lead screw of both ends drive end of double-end motor, two the equal threaded connection of outer wall of lead screw has the movable plate, two the equal fixedly connected with connecting plate of preceding lateral wall of movable plate, two the equal fixedly connected with splint in one side that the connecting plate is relative, the interior bottom wall fixedly connected with fan of box, the drive end fixedly connected with tuber pipe of fan, a plurality of air outlets have evenly been seted up to the upside outer wall of tuber pipe, the interior bottom wall fixedly connected with slide rheostat of box, the interior bottom wall fixedly connected with control box of box, the right side inner wall fixedly connected with temperature sensor of box, the right side wall of box is fixed to be inserted and is equipped with the air-supply line, the left side fixed inserting of box is equipped with out the tuber pipe, the air-supply line and the equal fixedly connected with dust cover of outer wall that goes out the tuber pipe.

Preferably, the threads on the outer walls of the two screw rods are arranged in opposite directions.

Preferably, the ends of the two screw rods far away from each other are fixedly connected with a baffle.

Preferably, the lower side walls of the two moving plates are fixedly connected with guide rods which are in sliding connection with the upper side walls of the partition plates.

Preferably, a plurality of through holes are uniformly formed in the upper side wall of the partition plate.

Preferably, a single chip microcomputer is arranged in the control box, and the single chip microcomputer, the sliding rheostat, the double-head motor and the temperature sensor are electrically connected.

Compared with the prior art, this PMSM variable frequency driver convenient to it is dustproof and that the heat dissipation is good lies in:

1. the double-end motor, the connecting plate, the screw rod and the clamping plate are arranged, the equipment is placed on the partition plate, the double-end motor is started, the driving end of the double-end motor drives the screw rod to rotate clockwise, and therefore the moving plate, the connecting plate and the clamping plate are driven to move towards the direction close to the outer wall of the equipment, the equipment is fixed quickly, and the installation efficiency is improved;

2. the temperature sensor, the slide rheostat, the fan, the air pipe and the control box are arranged, the temperature measured by the temperature sensor is fed back to the single chip microcomputer in the control box, the single chip microcomputer controls the slide rheostat, the resistance value of the slide rheostat is adjusted according to the temperature, the output power of the fan is further controlled, the control of the output power of the fan is further achieved, the energy consumption is effectively reduced, and the economic benefit is improved;

to sum up, the utility model discloses a splint remove to the direction that is close to the equipment outer wall to quick completion is to the fixed of equipment, has improved the installation effectiveness, and according to the size of temperature, adjusts the resistance of slide rheostat, and then the output of control fan, and then realizes the control to fan output, the effectual consumption that reduces the energy, has improved economic benefits.

Drawings

Fig. 1 is a schematic structural diagram of a variable frequency driver of a permanent magnet synchronous motor, which is convenient for dust prevention and has good heat dissipation;

fig. 2 is the utility model provides a be convenient for dustproof and the good permanent magnet synchronous machine variable frequency driver median septum of heat dissipation, double-end motor, lead screw, movable plate and the splint between the plan view of junction.

In the figure: the device comprises a box body 1, a partition plate 2, a double-head motor 3, a lead screw 4, a baffle 5, a movable plate 6, a connecting plate 7, a clamping plate 8, a fan 9, a dust cover 10, an air duct 11, an air outlet 12, a slide rheostat 13, a control box 14, a temperature sensor 15, an air inlet pipe 16 and an air outlet pipe 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a permanent magnet synchronous motor variable frequency driver convenient for dust prevention and good in heat dissipation comprises a box body 1, a partition plate 2 is fixedly connected to the inner side wall of the box body 1, a plurality of through holes are uniformly formed in the upper side wall of the partition plate 2, a support rod is fixedly connected to the upper side wall of the partition plate 2, a double-headed motor 3 is fixedly connected to the top end of the support rod, lead screws 4 are fixedly connected to the driving ends of the two ends of the double-headed motor 3, threads on the outer walls of the two lead screws 4 are arranged in opposite directions, a baffle 5 is fixedly connected to the end portion far away from the two lead screws 4, a movable plate 6 is fixedly connected to the outer walls of the two lead screws 4, a guide rod slidably connected to the upper side wall of the partition plate 2 is fixedly connected to the lower side walls of the two movable plates 6, a connecting plate 7 is fixedly connected to the front side walls of the two movable plates 6, a clamping plate 8 is fixedly connected to the opposite side of the two connecting plates 7, a fan 9 is fixedly connected to the inner bottom wall of the box body 1, an air pipe 11 is fixedly connected to the driving end of the fan 9, a plurality of air outlets 12 are uniformly formed in the upper side wall of the air pipe 11, a rheostat 13 is fixedly connected to the inner bottom wall of the box body 1, a control box body 14 is fixedly connected to the inner bottom wall, and a temperature sensor 15 is fixedly connected to the right side wall of the box body 1;

an air inlet pipe 16 is fixedly inserted into the right side wall of the box body 1, an air outlet pipe 17 is fixedly inserted into the left side of the box body 1, dust covers 10 are fixedly connected to the outer walls of the air inlet pipe 16 and the air outlet pipe 17, a single chip microcomputer is arranged in the control box 14, the single chip microcomputer, the slide rheostat 13, the double-head motor 3 and the temperature sensor 15 are electrically connected, the equipment is placed on the partition plate 2, the double-head motor 3 is started, a driving end of the double-head motor 3 drives the lead screw 4 to rotate clockwise, and therefore the moving plate 6, the connecting plate 7 and the clamping plate 8 are driven to move towards the direction close to the outer wall of the equipment, fixing of the equipment is rapidly completed, installation efficiency is improved, the temperature measured by the temperature sensor 15 is fed back to the single chip microcomputer in the control box 14, the slide rheostat 13 is controlled by the single chip microcomputer, the resistance value of the slide rheostat 13 is adjusted according to the temperature, the output power of the fan 9 is further controlled, control over the output power of the fan 9 is further achieved, energy consumption is effectively reduced, and economic benefits are improved.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

during the use, place equipment on baffle 2, start double-end motor 3, double-end motor 3's drive end drives lead screw 4 clockwise, thereby drive movable plate 6, connecting plate 7 and splint 8 move to the direction that is close to the equipment outer wall, thereby quick completion is fixed to equipment, the installation effectiveness is improved, the temperature that temperature sensor 15 recorded, the singlechip in the control box 14 will be fed back to, singlechip control slide rheostat 13, and according to the size of temperature, adjust slide rheostat 13's resistance, and then control fan 9's output, and then realize the control to fan 9 output, the effectual consumption that reduces the energy, and economic benefits is improved.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a PMSM variable frequency driver convenient to it is dustproof and heat dissipation is good, includes box (1), its characterized in that, the inside wall fixedly connected with baffle (2) of box (1), the last lateral wall fixedly connected with bracing piece of baffle (2), the top fixedly connected with double-end motor (3) of bracing piece, the equal fixedly connected with lead screw (4) of both ends drive end of double-end motor (3), two the equal threaded connection of outer wall of lead screw (4) has movable plate (6), two the equal fixedly connected with connecting plate (7) of preceding lateral wall of movable plate (6), two the equal fixedly connected with splint (8) in one side that connecting plate (7) are relative, the interior lateral wall fixedly connected with fan (9) of box (1), the drive end fixedly connected with tuber pipe (11) of fan (9), a plurality of air outlet (12) have evenly been seted up to the upside outer wall of movable plate (11), the interior lateral wall fixedly connected with slide rheostat (13) of box (1), the interior lateral wall fixedly connected with control box (14) of box (1), the right side inner wall fixedly connected with temperature sensor (15) of box (1), the right side fixed air-plug in box (1) is equipped with air-inlet pipe (16), the outer walls of the air inlet pipe (16) and the air outlet pipe (17) are fixedly connected with dust covers (10).

2. The variable frequency drive of the permanent magnet synchronous motor convenient for dust prevention and good heat dissipation according to claim 1, wherein the threads on the outer walls of the two lead screws (4) are arranged in opposite directions.

3. The variable frequency drive of the permanent magnet synchronous motor convenient for dust prevention and good heat dissipation according to claim 1, wherein the ends of the two lead screws (4) far away from each other are fixedly connected with a baffle (5).

4. The variable frequency drive of the permanent magnet synchronous motor convenient for dust prevention and good heat dissipation according to claim 1, wherein the lower side walls of the two moving plates (6) are fixedly connected with guide rods slidably connected with the upper side walls of the partition plates (2).

5. The variable frequency drive of the permanent magnet synchronous motor convenient for dust prevention and good heat dissipation according to claim 1, characterized in that a plurality of through holes are uniformly formed on the upper side wall of the partition plate (2).

6. The variable-frequency driver of the permanent magnet synchronous motor convenient for dust prevention and good heat dissipation according to claim 1, wherein a single chip microcomputer is arranged in the control box (14), and the single chip microcomputer, the slide rheostat (13), the double-head motor (3) and the temperature sensor (15) are electrically connected.