CN219107279U - Intelligent frequency converter with long service life - Google Patents

Abstract

The utility model provides an intelligent frequency converter with a long service life, which includes a frequency converter housing, the inner cavity of the frequency converter housing is movably connected with a placement seat, and the inner cavity of the placement seat is movably connected with a device unit; the utility model The new type moves the movable plate and the movable block to one side through the downward vibration of the placement seat and the device unit. The two movable blocks drive the arc-shaped shrapnel to deform, and at the same time, the movable block drives the spring and the damper to stretch to one side to produce deformation. The deformation force of the shrapnel, spring and damper further buffers and weakens the force of the vibration. The reset elastic force of the arc-shaped shrapnel, spring and damper can drive the movable block, movable plate, placement seat and device unit to reset upwards, realizing the transportation The generated vibration is counteracted, which solves the problem that the electrical components in the intelligent variable frequency controller are easily damaged due to the shock and impact force of the intelligent variable frequency controller during transportation, thereby reducing the service life of the intelligent variable frequency controller.

Description

An intelligent inverter with long service life

technical field

The utility model belongs to the field of intelligent frequency converters, in particular to an intelligent frequency converter with long service life.

Background technique

The frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control the AC motor by changing the frequency of the motor's working power supply.

According to the patent application number 202021485058.7, a high-efficiency voltage-stabilizing intelligent frequency converter is disclosed, which includes a main body of the frequency converter. The main body of the frequency converter includes a movable mechanism, an inverter box and a heat dissipation plate. The inverter box is fixed on the outside of the inverter main body, and the heat dissipation plate is fixed on both sides of the inverter box; the technical solution of this comparative example is equipped with a movable mechanism, which is convenient for the staff to install the inverter main body. The space around the reserved hole is reserved, so that it is convenient for the staff to use a cross screwdriver to fix the bolts inside the reserved hole, which effectively improves the installation speed of the staff on the main body of the inverter, and facilitates maintenance personnel when the inverter fails. Disassemble and overhaul the frequency converter in time, but the intelligent frequency conversion controller needs to be transported after the production is completed, so that it can be transferred to the corresponding place for use, because the intelligent frequency conversion controller will be subject to vibration during transportation. The impact force of the intelligent variable frequency controller can easily cause damage to the electrical components in the intelligent variable frequency controller, thereby reducing the service life of the intelligent variable frequency controller.

To sum up, the utility model provides an intelligent frequency converter with a long service life to solve the above problems.

Utility model content

In order to solve the above technical problems, the utility model provides an intelligent frequency converter with a long service life to solve the problem that in the prior art, the intelligent frequency conversion controller will be vibrated during transportation, and the impact force of the vibration can easily cause the intelligent frequency conversion controller to The electrical components inside are damaged, which reduces the service life of the intelligent variable frequency controller.

An intelligent frequency converter with long service life, comprising a frequency converter housing, the inner cavity of the frequency converter housing is movably connected with a placement base, and the inner cavity of the placement base is movably connected with a device unit, and the inner cavity of the frequency converter housing is movably connected with a device unit. The upper end of the cavity is fixedly connected with air-permeable cotton, the top of the device unit is in contact with the air-permeable cotton, both sides of the bottom of the inner cavity of the frequency converter housing are movably connected with movable blocks, and the front and back of the movable block are fixedly connected with Arc-shaped shrapnel, springs are fixedly connected to the far sides of the two movable blocks, the inner chamber of the spring is provided with a damper, and one end of the damper is fixedly connected to the movable block, and the two movable blocks The top is movably connected with a movable plate by a rotating shaft, and the tops of the two movable plates are movably connected with the placement seat by a rotating shaft, and the two movable plates are arranged in a cross shape and are movably connected by a movable pin.

Preferably, fixed plates are fixedly connected to both sides of the bottom of the inner cavity of the frequency converter housing, and the end of the spring and damper away from the movable block is fixedly connected to the fixed plate.

Preferably, the side of the arc-shaped elastic piece away from the movable block is fixedly connected with a connecting block, and the side of the connecting block away from the arc-shaped elastic piece is fixedly connected with the inner wall of the inverter housing.

Preferably, a ventilation slot is provided at the lower end of the front of the inverter housing, and a dust-proof net is fixedly connected to the inner cavity of the ventilation slot.

Preferably, the bottom of the movable block is fixedly connected to the limit block, the bottom of the inner cavity of the frequency converter housing is provided with a limit slot, and the top of the limit block extends to the inner cavity of the limit slot and is connected to the limit slot. Lumen sliding connection.

Preferably, the front end and the rear end on both sides of the placement base are fixedly connected with sliders, the front end and the rear end on both sides of the inner cavity of the frequency converter housing are provided with slide grooves, and the sliders are far away from the end of the placement base Extending to the inner cavity of the chute and slidingly connected with the inner cavity of the chute.

Preferably, the four corners of the inverter housing are fixedly connected with foam strips, and the top and bottom of the inverter housing are fixedly connected with plastic plates.

Compared with the prior art, the utility model has the following beneficial effects:

1. The utility model is used to protect the internal components through the frequency converter shell to prevent the components from being damaged by external factors, and to place the device unit through the placement seat, thereby realizing the limit of the device unit. The air-permeable cotton is used to protect the upper part of the device unit, and can have the effect of limiting the position of the device unit.

2. The utility model cooperates with the movable block, the arc-shaped shrapnel, the spring, the damper and the movable plate. When the inverter casing is vibrated, the inverter casing drives the placement seat and the device unit to vibrate, and the placement seat and the device unit move upward. The vibration can be limited by the breathable cotton to ensure the stability of the device unit. The downward vibration of the placement seat and the device unit drives the movable plate to move to one side, the movable plate drives the movable block to move to one side, and the two movable blocks drive the arc The two ends of the shrapnel move to both sides, so that the arc-shaped shrapnel is deformed, and at the same time, the movable block drives the spring and damper to stretch to one side to produce deformation. The cushioning is weakened, and the reset elastic force of the arc-shaped shrapnel, spring and damper can drive the movable block to move to one side to reset, and the movable block drives the movable plate to reset, and then the movable plate drives the placement seat and the device unit to reset upwards, realizing the safety of transportation. The vibration is offset to ensure the stability of the device unit and effectively prevent the device unit from being damaged by the shock force.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of a cross-sectional structure of the inverter housing of the present invention;

Fig. 3 is a partial cross-sectional structural schematic diagram of the inverter housing of the present invention;

Fig. 4 is a schematic diagram of a partially enlarged structure at A in Fig. 1 of the present utility model.

In the picture:

1. Inverter housing; 2. Placement seat; 3. Device unit; 4. Breathable cotton; 5. Movable block; 6. Arc shrapnel; 7. Spring; 8. Damper; 9. Movable plate; 10. Fixed plate; 11, connecting block; 12, ventilation groove; 13, limit block; 14, limit groove; 15, slider; 16, chute; 17, foam strip; 18, plastic plate.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

As shown in Figures 1-4, the utility model provides an intelligent frequency converter with long service life, including a frequency converter housing 1, the inner cavity of the frequency converter housing 1 is movably connected with a placement seat 2, and the inner cavity of the placement seat 2 The device unit 3 is movably connected, the upper end of the inner cavity of the inverter housing 1 is fixedly connected with the breathable cotton 4, the top of the device unit 3 is in contact with the breathable cotton 4, and both sides of the bottom of the inner cavity of the inverter housing 1 are movably connected with movable Block 5, the front and back of the movable block 5 are fixedly connected with arc-shaped shrapnel 6, and the sides of the two movable blocks 5 are fixedly connected with a spring 7, and the inner cavity of the spring 7 is provided with a damper 8, and the damper One end of 8 is fixedly connected with movable block 5, and the tops of two movable blocks 5 are all movably connected with movable plate 9 by rotating shaft, and the tops of two movable plates 9 are all movably connected with placement seat 2 by rotating shaft, between two movable plates 9 The intervals are arranged in a cross shape and are connected through movable pins.

As an embodiment of the present utility model, both sides of the bottom of the inner cavity of the frequency converter housing 1 are fixedly connected with a fixed plate 10, and the end of the spring 7 and the damper 8 away from the movable block 5 is fixedly connected with the fixed plate 10, by setting The fixing plate 10 acts as a limit support for the spring 7 and the damper 8 , ensuring the stability of the spring 7 and the damper 8 .

As an embodiment of the present utility model, the side of the arc-shaped shrapnel 6 away from the movable block 5 is fixedly connected with a connecting block 11, and the side of the connecting block 11 away from the arc-shaped shrapnel 6 is fixedly connected with the inner wall of the inverter housing 1, By setting the connecting block 11, the effect of limiting and supporting the arc-shaped elastic piece 6 is achieved, thereby ensuring the stability of the arc-shaped elastic piece 6 during deformation.

As an embodiment of the present utility model, the lower end of the front of the inverter housing 1 is provided with a ventilation slot 12, and the inner cavity of the ventilation slot 12 is fixedly connected with a dust-proof net. The effect of heat dissipation and ventilation in the inner cavity of 1, through the installation of dust-proof nets, has the effect of preventing outside air from entering the inner cavity of the inverter housing 1.

As an embodiment of the present utility model, the bottom of the movable block 5 is fixedly connected with the limit block 13, the bottom of the inner cavity of the frequency converter housing 1 is provided with a limit groove 14, and the top of the limit block 13 extends to the limit groove 14. The inner cavity is slidingly connected with the inner cavity of the limiting groove 14, and by setting the limiting block 13 and the limiting groove 14, the effect of limiting the movement track of the movable block 5 is achieved, ensuring the stability of the movable block 5 during motion .

As an embodiment of the present utility model, the front end and the rear end on both sides of the placement seat 2 are fixedly connected with sliders 15, and the front end and the rear end on both sides of the inner cavity of the frequency converter housing 1 are provided with chute 16, and the sliding One end of the block 15 away from the placement seat 2 extends to the inner cavity of the chute 16 and is slidably connected with the inner cavity of the chute 16. By setting the slider 15 and the chute 16, the effect of limiting the placement seat 2 is achieved, ensuring The stability of the placement seat 2 during motion.

As an embodiment of the present utility model, the four corners of the inverter housing 1 are fixedly connected with foam strips 17, and the top and bottom of the inverter housing 1 are fixedly connected with plastic plates 18. By arranging the foam strips 17 and the plastic plates 18. It has the effect of protecting the inverter housing 1 .

Specific working principle:

When the inverter housing 1 is vibrated during transportation, the inverter housing 1 drives the placement seat 2 and the device unit 3 to vibrate, and the placement seat 2 and the device unit 3 vibrate upwards, which can be limited by the breathable cotton 4, The stability of the device unit 3 is ensured, the downward vibration of the placement seat 2 and the device unit 3 drives the movable plate 9 to move to one side, the movable plate 9 drives the movable block 5 to move to one side, and the two movable blocks 5 drive the arc-shaped shrapnel 6 The two ends move to both sides, so that the arc-shaped shrapnel 6 is deformed, and at the same time, the movable block 5 drives the spring 7 and the damper 8 to stretch to one side to produce deformation, and then the deformation force of the arc-shaped shrapnel 6, the spring 7 and the damper 8 is further The force of the vibration is buffered and weakened, and then the reset elastic force of the arc-shaped shrapnel 6, the spring 7 and the damper 8 can drive the movable block 5 to move and reset to one side to offset the vibration force, and then the movable block 5 drives the movable plate 9 to carry out Reset, and then the movable plate 9 can drive the placement seat 2 and the device unit 3 to reset upwards, which realizes the offset processing of the vibration generated by transportation, ensures the stability of the device unit 3, and effectively prevents the device unit 3 from being damaged by the shock force To solve the problem in the prior art that because the intelligent variable frequency controller is subject to vibration during transportation, the impact of the vibration can easily cause damage to the electrical components in the intelligent variable frequency controller, thereby reducing the service life of the intelligent variable frequency controller.

The embodiments of the present utility model are given for the purpose of illustration and description. Although the embodiments of the present utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as a reference to the present utility model. Novel limitation, those skilled in the art can make changes, modifications, substitutions and modifications to the above-mentioned embodiments within the scope of the present utility model.

Claims (7)

1. The utility model provides an intelligent frequency converter of long service life, includes converter casing (1), its characterized in that: the utility model discloses a frequency converter, including base (2) is placed to inner chamber swing joint of frequency converter casing (1), inner chamber swing joint of placing base (2) has device unit (3), the upper end fixedly connected with ventilative cotton (4) of frequency converter casing (1) inner chamber, the top and ventilative cotton (4) contact of device unit (3), the equal swing joint in both sides of frequency converter casing (1) inner chamber bottom has movable block (5), the front and the equal fixedly connected with arc shell fragment (6) in back of movable block (5), two one side that movable block (5) kept away from mutually is equal fixedly connected with spring (7), the inner chamber of spring (7) is provided with attenuator (8), and the one end and the movable block (5) fixedly connected with of attenuator (8), two the top of movable block (5) all has movable plate (9) through pivot swing joint, two the top of movable plate (9) all is cross setting between movable plate (9) and through movable pin swing joint.

2. The long-life intelligent frequency converter of claim 1, wherein: both sides of the bottom of the inner cavity of the frequency converter shell (1) are fixedly connected with a fixed plate (10), and one ends of the springs (7) and the dampers (8), which are far away from the movable blocks (5), are fixedly connected with the fixed plate (10).

3. The long-life intelligent frequency converter of claim 1, wherein: one side of the arc-shaped elastic sheet (6) far away from the movable block (5) is fixedly connected with a connecting block (11), and one side of the connecting block (11) far away from the arc-shaped elastic sheet (6) is fixedly connected with the inner wall of the frequency converter shell (1).

4. The long-life intelligent frequency converter of claim 1, wherein: the lower end of the front face of the frequency converter shell (1) is provided with a ventilation groove (12), and an inner cavity of the ventilation groove (12) is fixedly connected with a dust screen.

5. The long-life intelligent frequency converter of claim 1, wherein: the bottom fixedly connected with stopper (13) of movable block (5), spacing groove (14) have been seted up to the bottom of converter casing (1) inner chamber, the top of stopper (13) extends to the inner chamber of spacing groove (14) and with the inner chamber sliding connection of spacing groove (14).

6. The long-life intelligent frequency converter of claim 1, wherein: the front end and the rear end of placing seat (2) both sides all fixedly connected with slider (15), spout (16) have all been seted up to front end and the rear end of converter casing (1) inner chamber both sides, the one end that place seat (2) was kept away from to slider (15) extends to the inner chamber of spout (16) and with the inner chamber sliding connection of spout (16).

7. The long-life intelligent frequency converter of claim 1, wherein: foam strips (17) are fixedly connected to four corners of the frequency converter shell (1), and plastic plates (18) are fixedly connected to the top and the bottom of the frequency converter shell (1).

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